xref: /illumos-gate/usr/src/cmd/sgs/libld/common/update.c (revision ae940584)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
55aefb655Srie  * Common Development and Distribution License (the "License").
65aefb655Srie  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
215aefb655Srie 
227c478bd9Sstevel@tonic-gate /*
237c478bd9Sstevel@tonic-gate  *	Copyright (c) 1988 AT&T
247c478bd9Sstevel@tonic-gate  *	  All Rights Reserved
257c478bd9Sstevel@tonic-gate  *
26f441771bSRod Evans  * Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved.
277c478bd9Sstevel@tonic-gate  */
287c478bd9Sstevel@tonic-gate 
297c478bd9Sstevel@tonic-gate /*
307c478bd9Sstevel@tonic-gate  * Update the new output file image, perform virtual address, offset and
317c478bd9Sstevel@tonic-gate  * displacement calculations on the program headers and sections headers,
327c478bd9Sstevel@tonic-gate  * and generate any new output section information.
337c478bd9Sstevel@tonic-gate  */
34ba2be530Sab 
35ba2be530Sab #define	ELF_TARGET_AMD64
36ba2be530Sab 
377c478bd9Sstevel@tonic-gate #include	<stdio.h>
387c478bd9Sstevel@tonic-gate #include	<string.h>
39fdf855a7Sseizo #include	<unistd.h>
405aefb655Srie #include	<debug.h>
417c478bd9Sstevel@tonic-gate #include	"msg.h"
427c478bd9Sstevel@tonic-gate #include	"_libld.h"
437c478bd9Sstevel@tonic-gate 
447c478bd9Sstevel@tonic-gate /*
459039eeafSab  * Comparison routine used by qsort() for sorting of the global symbol list
467c478bd9Sstevel@tonic-gate  * based off of the hashbuckets the symbol will eventually be deposited in.
477c478bd9Sstevel@tonic-gate  */
487c478bd9Sstevel@tonic-gate static int
497c478bd9Sstevel@tonic-gate sym_hash_compare(Sym_s_list * s1, Sym_s_list * s2)
507c478bd9Sstevel@tonic-gate {
517c478bd9Sstevel@tonic-gate 	return (s1->sl_hval - s2->sl_hval);
527c478bd9Sstevel@tonic-gate }
537c478bd9Sstevel@tonic-gate 
54d579eb63Sab /*
55d579eb63Sab  * Comparison routine used by qsort() for sorting of dyn[sym|tls]sort section
56d579eb63Sab  * indices based on the address of the symbols they reference. The
57d579eb63Sab  * use of the global dynsort_compare_syms variable is needed because
58d579eb63Sab  * we need to examine the symbols the indices reference. It is safe, because
59d579eb63Sab  * the linker is single threaded.
60d579eb63Sab  */
61*ae940584SToomas Soome static Sym *dynsort_compare_syms;
62d579eb63Sab 
63d579eb63Sab static int
64d579eb63Sab dynsort_compare(const void *idx1, const void *idx2)
65d579eb63Sab {
66d579eb63Sab 	Sym *s1 = dynsort_compare_syms + *((const Word *) idx1);
67d579eb63Sab 	Sym *s2 = dynsort_compare_syms + *((const Word *) idx2);
68d579eb63Sab 
69d579eb63Sab 	/*
70d579eb63Sab 	 * Note: the logical computation for this is
71d579eb63Sab 	 *	(st_value1 - st_value2)
72d579eb63Sab 	 * However, that is only correct if the address type is smaller
73d579eb63Sab 	 * than a pointer. Writing it this way makes it immune to the
74d579eb63Sab 	 * class (32 or 64-bit) of the linker.
75d579eb63Sab 	 */
76d579eb63Sab 	return ((s1->st_value < s2->st_value) ? -1 :
77d579eb63Sab 	    (s1->st_value > s2->st_value));
78d579eb63Sab }
79d579eb63Sab 
80d579eb63Sab /*
81d579eb63Sab  * Scan the sorted symbols, and issue warnings if there are any duplicate
82d579eb63Sab  * values in the list. We only do this if -zverbose is set, or we are
83d579eb63Sab  * running with LD_DEBUG defined
84d579eb63Sab  *
85d579eb63Sab  * entry:
86d579eb63Sab  *	ofl - Output file descriptor
87d579eb63Sab  *	ldynsym - Pointer to start of .SUNW_ldynsym section that the
88d579eb63Sab  *		sort section indexes reference.
89d579eb63Sab  *	symsort - Pointer to start of .SUNW_dynsymsort or .SUNW_dyntlssort
90d579eb63Sab  *		section.
91d579eb63Sab  *	n - # of indices in symsort array
92d579eb63Sab  *	secname - Name of the symsort section.
93d579eb63Sab  *
94d579eb63Sab  * exit:
95d579eb63Sab  *	If the symsort section contains indexes to more than one
96d579eb63Sab  *	symbol with the same address value, a warning is issued.
97d579eb63Sab  */
98d579eb63Sab static void
99d579eb63Sab dynsort_dupwarn(Ofl_desc *ofl, Sym *ldynsym, const char *str,
100d579eb63Sab     Word *symsort, Word n, const char *secname)
101d579eb63Sab {
102d579eb63Sab 	int zverbose = (ofl->ofl_flags & FLG_OF_VERBOSE) != 0;
103d579eb63Sab 	Word ndx, cmp_ndx;
104d579eb63Sab 	Addr addr, cmp_addr;
105d579eb63Sab 
106d579eb63Sab 	/* Nothing to do if -zverbose or LD_DEBUG are not active */
107d579eb63Sab 	if (!(zverbose || DBG_ENABLED))
108d579eb63Sab 		return;
109d579eb63Sab 
110d579eb63Sab 	cmp_ndx = 0;
111d579eb63Sab 	cmp_addr = ldynsym[symsort[cmp_ndx]].st_value;
112d579eb63Sab 	for (ndx = 1; ndx < n; ndx++) {
113d579eb63Sab 		addr = ldynsym[symsort[ndx]].st_value;
114d579eb63Sab 		if (cmp_addr == addr) {
115d579eb63Sab 			if (zverbose)
1161007fd6fSAli Bahrami 				ld_eprintf(ofl, ERR_WARNING,
117d579eb63Sab 				    MSG_INTL(MSG_SYM_DUPSORTADDR), secname,
118d579eb63Sab 				    str + ldynsym[symsort[cmp_ndx]].st_name,
119d579eb63Sab 				    str + ldynsym[symsort[ndx]].st_name,
120d579eb63Sab 				    EC_ADDR(addr));
121d579eb63Sab 			DBG_CALL(Dbg_syms_dup_sort_addr(ofl->ofl_lml, secname,
122d579eb63Sab 			    str + ldynsym[symsort[cmp_ndx]].st_name,
123d579eb63Sab 			    str + ldynsym[symsort[ndx]].st_name,
124d579eb63Sab 			    EC_ADDR(addr)));
125d579eb63Sab 		} else {	/* Not a dup. Move reference up */
126d579eb63Sab 			cmp_ndx = ndx;
127d579eb63Sab 			cmp_addr = addr;
128d579eb63Sab 		}
129d579eb63Sab 	}
130d579eb63Sab }
131d579eb63Sab 
1327c478bd9Sstevel@tonic-gate /*
1337c478bd9Sstevel@tonic-gate  * Build and update any output symbol tables.  Here we work on all the symbol
1347c478bd9Sstevel@tonic-gate  * tables at once to reduce the duplication of symbol and string manipulation.
1357c478bd9Sstevel@tonic-gate  * Symbols and their associated strings are copied from the read-only input
1367c478bd9Sstevel@tonic-gate  * file images to the output image and their values and index's updated in the
1377c478bd9Sstevel@tonic-gate  * output image.
1387c478bd9Sstevel@tonic-gate  */
1395aefb655Srie static Addr
1407c478bd9Sstevel@tonic-gate update_osym(Ofl_desc *ofl)
1417c478bd9Sstevel@tonic-gate {
142d579eb63Sab 	/*
143d579eb63Sab 	 * There are several places in this function where we wish
144d579eb63Sab 	 * to insert a symbol index to the combined .SUNW_ldynsym/.dynsym
145d579eb63Sab 	 * symbol table into one of the two sort sections (.SUNW_dynsymsort
146d579eb63Sab 	 * or .SUNW_dyntlssort), if that symbol has the right attributes.
147d579eb63Sab 	 * This macro is used to generate the necessary code from a single
148d579eb63Sab 	 * specification.
149d579eb63Sab 	 *
150d579eb63Sab 	 * entry:
151d579eb63Sab 	 *	_sdp, _sym, _type - As per DYNSORT_COUNT. See _libld.h
152d579eb63Sab 	 *	_sym_ndx - Index that _sym will have in the combined
153d579eb63Sab 	 *		.SUNW_ldynsym/.dynsym symbol table.
154d579eb63Sab 	 */
155d579eb63Sab #define	ADD_TO_DYNSORT(_sdp, _sym, _type, _sym_ndx) \
156d579eb63Sab 	{ \
157d579eb63Sab 		Word *_dynsort_arr, *_dynsort_ndx; \
158d579eb63Sab 		\
159d579eb63Sab 		if (dynsymsort_symtype[_type]) { \
160d579eb63Sab 			_dynsort_arr = dynsymsort; \
161d579eb63Sab 			_dynsort_ndx = &dynsymsort_ndx; \
162d579eb63Sab 		} else if (_type == STT_TLS) { \
163d579eb63Sab 			_dynsort_arr = dyntlssort; \
164d579eb63Sab 			_dynsort_ndx = &dyntlssort_ndx; \
165d579eb63Sab 		} else { \
166d579eb63Sab 			_dynsort_arr = NULL; \
167d579eb63Sab 		} \
168d579eb63Sab 		if ((_dynsort_arr != NULL) && DYNSORT_TEST_ATTR(_sdp, _sym)) \
16908278a5eSRod Evans 		    _dynsort_arr[(*_dynsort_ndx)++] = _sym_ndx; \
170d579eb63Sab 	}
171d579eb63Sab 
1727c478bd9Sstevel@tonic-gate 	Sym_desc	*sdp;
1737c478bd9Sstevel@tonic-gate 	Sym_avlnode	*sav;
17457ef7aa9SRod Evans 	Sg_desc		*sgp, *tsgp = NULL, *dsgp = NULL, *esgp = NULL;
17557ef7aa9SRod Evans 	Os_desc		*osp, *iosp = NULL, *fosp = NULL;
17657ef7aa9SRod Evans 	Is_desc		*isc;
1777c478bd9Sstevel@tonic-gate 	Ifl_desc	*ifl;
1787c478bd9Sstevel@tonic-gate 	Word		bssndx, etext_ndx, edata_ndx = 0, end_ndx, start_ndx;
1797c478bd9Sstevel@tonic-gate 	Word		end_abs = 0, etext_abs = 0, edata_abs;
18035450702SAli Bahrami 	Word		tlsbssndx = 0, parexpnndx;
181ba2be530Sab #if	defined(_ELF64)
18254d82594Sseizo 	Word		lbssndx = 0;
18354d82594Sseizo 	Addr		lbssaddr = 0;
18454d82594Sseizo #endif
1857c478bd9Sstevel@tonic-gate 	Addr		bssaddr, etext = 0, edata = 0, end = 0, start = 0;
1867c478bd9Sstevel@tonic-gate 	Addr		tlsbssaddr = 0;
187c524b4feSRichard Lowe 	Addr		parexpnbase, parexpnaddr;
1887c478bd9Sstevel@tonic-gate 	int		start_set = 0;
18957ef7aa9SRod Evans 	Sym		_sym = {0}, *sym, *symtab = NULL;
19057ef7aa9SRod Evans 	Sym		*dynsym = NULL, *ldynsym = NULL;
191635216b6SRod Evans 	Word		symtab_ndx = 0;		/* index into .symtab */
192ca4eed8bSAli Bahrami 	Word		symtab_gbl_bndx;	/* .symtab ndx 1st global */
1939039eeafSab 	Word		ldynsym_ndx = 0;	/* index into .SUNW_ldynsym */
1949039eeafSab 	Word		dynsym_ndx = 0;		/* index into .dynsym */
195635216b6SRod Evans 	Word		scopesym_ndx = 0;	/* index into scoped symbols */
196ca4eed8bSAli Bahrami 	Word		scopesym_bndx = 0;	/* .symtab ndx 1st scoped sym */
197635216b6SRod Evans 	Word		ldynscopesym_ndx = 0;	/* index to ldynsym scoped */
198635216b6SRod Evans 						/*	symbols */
199635216b6SRod Evans 	Word		*dynsymsort = NULL;	/* SUNW_dynsymsort index */
200635216b6SRod Evans 						/*	vector */
201635216b6SRod Evans 	Word		*dyntlssort = NULL;	/* SUNW_dyntlssort index */
202635216b6SRod Evans 						/*	vector */
203d579eb63Sab 	Word		dynsymsort_ndx;		/* index dynsymsort array */
204d579eb63Sab 	Word		dyntlssort_ndx;		/* index dyntlssort array */
205635216b6SRod Evans 	Word		*symndx;		/* symbol index (for */
206635216b6SRod Evans 						/*	relocation use) */
20757ef7aa9SRod Evans 	Word		*symshndx = NULL;	/* .symtab_shndx table */
20857ef7aa9SRod Evans 	Word		*dynshndx = NULL;	/* .dynsym_shndx table */
20957ef7aa9SRod Evans 	Word		*ldynshndx = NULL;	/* .SUNW_ldynsym_shndx table */
210fb8f92baSToomas Soome 	Word		ldynsym_cnt = 0;	/* number of items in */
211635216b6SRod Evans 						/*	.SUNW_ldynsym */
2127c478bd9Sstevel@tonic-gate 	Str_tbl		*shstrtab;
2137c478bd9Sstevel@tonic-gate 	Str_tbl		*strtab;
2147c478bd9Sstevel@tonic-gate 	Str_tbl		*dynstr;
2157c478bd9Sstevel@tonic-gate 	Word		*hashtab;	/* hash table pointer */
2167c478bd9Sstevel@tonic-gate 	Word		*hashbkt;	/* hash table bucket pointer */
2177c478bd9Sstevel@tonic-gate 	Word		*hashchain;	/* hash table chain pointer */
2187c478bd9Sstevel@tonic-gate 	Wk_desc		*wkp;
21957ef7aa9SRod Evans 	Alist		*weak = NULL;
2201d9df23bSab 	ofl_flag_t	flags = ofl->ofl_flags;
2217c478bd9Sstevel@tonic-gate 	Versym		*versym;
2227c478bd9Sstevel@tonic-gate 	Gottable	*gottable;	/* used for display got debugging */
2237c478bd9Sstevel@tonic-gate 					/*	information */
2247c478bd9Sstevel@tonic-gate 	Syminfo		*syminfo;
2257c478bd9Sstevel@tonic-gate 	Sym_s_list	*sorted_syms;	/* table to hold sorted symbols */
2267c478bd9Sstevel@tonic-gate 	Word		ssndx;		/* global index into sorted_syms */
2277c478bd9Sstevel@tonic-gate 	Word		scndx;		/* scoped index into sorted_syms */
228cce0e03bSab 	size_t		stoff;		/* string offset */
22957ef7aa9SRod Evans 	Aliste		idx1;
2307c478bd9Sstevel@tonic-gate 
2317c478bd9Sstevel@tonic-gate 	/*
2327c478bd9Sstevel@tonic-gate 	 * Initialize pointers to the symbol table entries and the symbol
2337c478bd9Sstevel@tonic-gate 	 * table strings.  Skip the first symbol entry and the first string
2347c478bd9Sstevel@tonic-gate 	 * table byte.  Note that if we are not generating any output symbol
235e64d0ff9SAli Bahrami 	 * tables we must still generate and update internal copies so
2367c478bd9Sstevel@tonic-gate 	 * that the relocation phase has the correct information.
2377c478bd9Sstevel@tonic-gate 	 */
2387c478bd9Sstevel@tonic-gate 	if (!(flags & FLG_OF_STRIP) || (flags & FLG_OF_RELOBJ) ||
2397c478bd9Sstevel@tonic-gate 	    ((flags & FLG_OF_STATIC) && ofl->ofl_osversym)) {
2407c478bd9Sstevel@tonic-gate 		symtab = (Sym *)ofl->ofl_ossymtab->os_outdata->d_buf;
2417c478bd9Sstevel@tonic-gate 		symtab[symtab_ndx++] = _sym;
2427c478bd9Sstevel@tonic-gate 		if (ofl->ofl_ossymshndx)
243d840867fSab 			symshndx =
244d840867fSab 			    (Word *)ofl->ofl_ossymshndx->os_outdata->d_buf;
2457c478bd9Sstevel@tonic-gate 	}
2469039eeafSab 	if (OFL_ALLOW_DYNSYM(ofl)) {
2477c478bd9Sstevel@tonic-gate 		dynsym = (Sym *)ofl->ofl_osdynsym->os_outdata->d_buf;
2487c478bd9Sstevel@tonic-gate 		dynsym[dynsym_ndx++] = _sym;
2499039eeafSab 		/*
2509039eeafSab 		 * If we are also constructing a .SUNW_ldynsym section
2519039eeafSab 		 * to contain local function symbols, then set it up too.
2529039eeafSab 		 */
2539039eeafSab 		if (ofl->ofl_osldynsym) {
2549039eeafSab 			ldynsym = (Sym *)ofl->ofl_osldynsym->os_outdata->d_buf;
2559039eeafSab 			ldynsym[ldynsym_ndx++] = _sym;
256d579eb63Sab 			ldynsym_cnt = 1 + ofl->ofl_dynlocscnt +
257d579eb63Sab 			    ofl->ofl_dynscopecnt;
258d579eb63Sab 
259d579eb63Sab 			/*
260d579eb63Sab 			 * If there is a SUNW_ldynsym, then there may also
261d579eb63Sab 			 * be a .SUNW_dynsymsort and/or .SUNW_dyntlssort
262d579eb63Sab 			 * sections, used to collect indices of function
263d579eb63Sab 			 * and data symbols sorted by address order.
264d579eb63Sab 			 */
265d579eb63Sab 			if (ofl->ofl_osdynsymsort) {	/* .SUNW_dynsymsort */
266d579eb63Sab 				dynsymsort = (Word *)
267d579eb63Sab 				    ofl->ofl_osdynsymsort->os_outdata->d_buf;
268d579eb63Sab 				dynsymsort_ndx = 0;
269d579eb63Sab 			}
270d579eb63Sab 			if (ofl->ofl_osdyntlssort) {	/* .SUNW_dyntlssort */
271d579eb63Sab 				dyntlssort = (Word *)
272d579eb63Sab 				    ofl->ofl_osdyntlssort->os_outdata->d_buf;
273d579eb63Sab 				dyntlssort_ndx = 0;
274d579eb63Sab 			}
2759039eeafSab 		}
2769039eeafSab 
2777c478bd9Sstevel@tonic-gate 		/*
2787c478bd9Sstevel@tonic-gate 		 * Initialize the hash table.
2797c478bd9Sstevel@tonic-gate 		 */
2807c478bd9Sstevel@tonic-gate 		hashtab = (Word *)(ofl->ofl_oshash->os_outdata->d_buf);
2817c478bd9Sstevel@tonic-gate 		hashbkt = &hashtab[2];
2827c478bd9Sstevel@tonic-gate 		hashchain = &hashtab[2 + ofl->ofl_hashbkts];
2837c478bd9Sstevel@tonic-gate 		hashtab[0] = ofl->ofl_hashbkts;
284635216b6SRod Evans 		hashtab[1] = DYNSYM_ALL_CNT(ofl);
2857c478bd9Sstevel@tonic-gate 		if (ofl->ofl_osdynshndx)
286d840867fSab 			dynshndx =
287d840867fSab 			    (Word *)ofl->ofl_osdynshndx->os_outdata->d_buf;
2889039eeafSab 		if (ofl->ofl_osldynshndx)
289d840867fSab 			ldynshndx =
290d840867fSab 			    (Word *)ofl->ofl_osldynshndx->os_outdata->d_buf;
2917c478bd9Sstevel@tonic-gate 	}
2927c478bd9Sstevel@tonic-gate 
2937c478bd9Sstevel@tonic-gate 	/*
2947c478bd9Sstevel@tonic-gate 	 * symndx is the symbol index to be used for relocation processing.  It
2957c478bd9Sstevel@tonic-gate 	 * points to the relevant symtab's (.dynsym or .symtab) symbol ndx.
2967c478bd9Sstevel@tonic-gate 	 */
2977c478bd9Sstevel@tonic-gate 	if (dynsym)
2987c478bd9Sstevel@tonic-gate 		symndx = &dynsym_ndx;
2997c478bd9Sstevel@tonic-gate 	else
3007c478bd9Sstevel@tonic-gate 		symndx = &symtab_ndx;
3017c478bd9Sstevel@tonic-gate 
3027c478bd9Sstevel@tonic-gate 	/*
3037c478bd9Sstevel@tonic-gate 	 * If we have version definitions initialize the version symbol index
3047c478bd9Sstevel@tonic-gate 	 * table.  There is one entry for each symbol which contains the symbols
3057c478bd9Sstevel@tonic-gate 	 * version index.
3067c478bd9Sstevel@tonic-gate 	 */
307090a8d9eSAli Bahrami 	if (!(flags & FLG_OF_NOVERSEC) &&
308090a8d9eSAli Bahrami 	    (flags & (FLG_OF_VERNEED | FLG_OF_VERDEF))) {
3097c478bd9Sstevel@tonic-gate 		versym = (Versym *)ofl->ofl_osversym->os_outdata->d_buf;
310fb8f92baSToomas Soome 		versym[0] = 0;
3117c478bd9Sstevel@tonic-gate 	} else
31228bda19cSRod Evans 		versym = NULL;
3137c478bd9Sstevel@tonic-gate 
3147c478bd9Sstevel@tonic-gate 	/*
3157c478bd9Sstevel@tonic-gate 	 * If syminfo section exists be prepared to fill it in.
3167c478bd9Sstevel@tonic-gate 	 */
3177c478bd9Sstevel@tonic-gate 	if (ofl->ofl_ossyminfo) {
3187c478bd9Sstevel@tonic-gate 		syminfo = ofl->ofl_ossyminfo->os_outdata->d_buf;
3197c478bd9Sstevel@tonic-gate 		syminfo[0].si_flags = SYMINFO_CURRENT;
3207c478bd9Sstevel@tonic-gate 	} else
32128bda19cSRod Evans 		syminfo = NULL;
3227c478bd9Sstevel@tonic-gate 
3237c478bd9Sstevel@tonic-gate 	/*
3247c478bd9Sstevel@tonic-gate 	 * Setup our string tables.
3257c478bd9Sstevel@tonic-gate 	 */
3267c478bd9Sstevel@tonic-gate 	shstrtab = ofl->ofl_shdrsttab;
3277c478bd9Sstevel@tonic-gate 	strtab = ofl->ofl_strtab;
3287c478bd9Sstevel@tonic-gate 	dynstr = ofl->ofl_dynstrtab;
3297c478bd9Sstevel@tonic-gate 
3305aefb655Srie 	DBG_CALL(Dbg_syms_sec_title(ofl->ofl_lml));
3317c478bd9Sstevel@tonic-gate 
3327c478bd9Sstevel@tonic-gate 	/*
3339039eeafSab 	 * Put output file name to the first .symtab and .SUNW_ldynsym symbol.
3347c478bd9Sstevel@tonic-gate 	 */
3357c478bd9Sstevel@tonic-gate 	if (symtab) {
3367c478bd9Sstevel@tonic-gate 		(void) st_setstring(strtab, ofl->ofl_name, &stoff);
3377c478bd9Sstevel@tonic-gate 		sym = &symtab[symtab_ndx++];
3387c478bd9Sstevel@tonic-gate 		/* LINTED */
3397c478bd9Sstevel@tonic-gate 		sym->st_name = stoff;
3407c478bd9Sstevel@tonic-gate 		sym->st_value = 0;
3417c478bd9Sstevel@tonic-gate 		sym->st_size = 0;
3427c478bd9Sstevel@tonic-gate 		sym->st_info = ELF_ST_INFO(STB_LOCAL, STT_FILE);
3437c478bd9Sstevel@tonic-gate 		sym->st_other = 0;
3447c478bd9Sstevel@tonic-gate 		sym->st_shndx = SHN_ABS;
3457c478bd9Sstevel@tonic-gate 
3467c478bd9Sstevel@tonic-gate 		if (versym && !dynsym)
3477c478bd9Sstevel@tonic-gate 			versym[1] = 0;
3487c478bd9Sstevel@tonic-gate 	}
349d579eb63Sab 	if (ldynsym) {
3509039eeafSab 		(void) st_setstring(dynstr, ofl->ofl_name, &stoff);
3519039eeafSab 		sym = &ldynsym[ldynsym_ndx];
3529039eeafSab 		/* LINTED */
3539039eeafSab 		sym->st_name = stoff;
3549039eeafSab 		sym->st_value = 0;
3559039eeafSab 		sym->st_size = 0;
3569039eeafSab 		sym->st_info = ELF_ST_INFO(STB_LOCAL, STT_FILE);
3579039eeafSab 		sym->st_other = 0;
3589039eeafSab 		sym->st_shndx = SHN_ABS;
3599039eeafSab 
3609039eeafSab 		/* Scoped symbols get filled in global loop below */
3619039eeafSab 		ldynscopesym_ndx = ldynsym_ndx + 1;
3629039eeafSab 		ldynsym_ndx += ofl->ofl_dynscopecnt;
3639039eeafSab 	}
3647c478bd9Sstevel@tonic-gate 
3657c478bd9Sstevel@tonic-gate 	/*
3667c478bd9Sstevel@tonic-gate 	 * If we are to display GOT summary information, then allocate
3677c478bd9Sstevel@tonic-gate 	 * the buffer to 'cache' the GOT symbols into now.
3687c478bd9Sstevel@tonic-gate 	 */
3695aefb655Srie 	if (DBG_ENABLED) {
370d326b23bSrie 		if ((ofl->ofl_gottable = gottable =
37157ef7aa9SRod Evans 		    libld_calloc(ofl->ofl_gotcnt, sizeof (Gottable))) == NULL)
37208278a5eSRod Evans 			return ((Addr)S_ERROR);
3737c478bd9Sstevel@tonic-gate 	}
3747c478bd9Sstevel@tonic-gate 
3757c478bd9Sstevel@tonic-gate 	/*
3767c478bd9Sstevel@tonic-gate 	 * Traverse the program headers.  Determine the last executable segment
3777c478bd9Sstevel@tonic-gate 	 * and the last data segment so that we can update etext and edata. If
3787c478bd9Sstevel@tonic-gate 	 * we have empty segments (reservations) record them for setting _end.
3797c478bd9Sstevel@tonic-gate 	 */
38057ef7aa9SRod Evans 	for (APLIST_TRAVERSE(ofl->ofl_segs, idx1, sgp)) {
3810bc07c75Srie 		Phdr	*phd = &(sgp->sg_phdr);
382cce0e03bSab 		Os_desc	*osp;
38357ef7aa9SRod Evans 		Aliste	idx2;
3847c478bd9Sstevel@tonic-gate 
3857c478bd9Sstevel@tonic-gate 		if (phd->p_type == PT_LOAD) {
3860bc07c75Srie 			if (sgp->sg_osdescs != NULL) {
387d840867fSab 				Word	_flags = phd->p_flags & (PF_W | PF_R);
3880bc07c75Srie 
389d840867fSab 				if (_flags == PF_R)
390d840867fSab 					tsgp = sgp;
391d840867fSab 				else if (_flags == (PF_W | PF_R))
392d840867fSab 					dsgp = sgp;
3937c478bd9Sstevel@tonic-gate 			} else if (sgp->sg_flags & FLG_SG_EMPTY)
394d840867fSab 				esgp = sgp;
3957c478bd9Sstevel@tonic-gate 		}
3967c478bd9Sstevel@tonic-gate 
3977c478bd9Sstevel@tonic-gate 		/*
3987c478bd9Sstevel@tonic-gate 		 * Generate a section symbol for each output section.
3997c478bd9Sstevel@tonic-gate 		 */
40057ef7aa9SRod Evans 		for (APLIST_TRAVERSE(sgp->sg_osdescs, idx2, osp)) {
4017c478bd9Sstevel@tonic-gate 			Word	sectndx;
4027c478bd9Sstevel@tonic-gate 
4037c478bd9Sstevel@tonic-gate 			sym = &_sym;
4047c478bd9Sstevel@tonic-gate 			sym->st_value = osp->os_shdr->sh_addr;
4057c478bd9Sstevel@tonic-gate 			sym->st_info = ELF_ST_INFO(STB_LOCAL, STT_SECTION);
4067c478bd9Sstevel@tonic-gate 			/* LINTED */
4077c478bd9Sstevel@tonic-gate 			sectndx = elf_ndxscn(osp->os_scn);
4087c478bd9Sstevel@tonic-gate 
4097c478bd9Sstevel@tonic-gate 			if (symtab) {
4107c478bd9Sstevel@tonic-gate 				if (sectndx >= SHN_LORESERVE) {
4117c478bd9Sstevel@tonic-gate 					symshndx[symtab_ndx] = sectndx;
4127c478bd9Sstevel@tonic-gate 					sym->st_shndx = SHN_XINDEX;
4137c478bd9Sstevel@tonic-gate 				} else {
4147c478bd9Sstevel@tonic-gate 					/* LINTED */
4157c478bd9Sstevel@tonic-gate 					sym->st_shndx = (Half)sectndx;
4167c478bd9Sstevel@tonic-gate 				}
4177c478bd9Sstevel@tonic-gate 				symtab[symtab_ndx++] = *sym;
4187c478bd9Sstevel@tonic-gate 			}
4197c478bd9Sstevel@tonic-gate 
4207c478bd9Sstevel@tonic-gate 			if (dynsym && (osp->os_flags & FLG_OS_OUTREL))
4217c478bd9Sstevel@tonic-gate 				dynsym[dynsym_ndx++] = *sym;
4227c478bd9Sstevel@tonic-gate 
42357ef7aa9SRod Evans 			if ((dynsym == NULL) ||
42457ef7aa9SRod Evans 			    (osp->os_flags & FLG_OS_OUTREL)) {
4257c478bd9Sstevel@tonic-gate 				if (versym)
4267c478bd9Sstevel@tonic-gate 					versym[*symndx - 1] = 0;
42757ef7aa9SRod Evans 				osp->os_identndx = *symndx - 1;
4285aefb655Srie 				DBG_CALL(Dbg_syms_sec_entry(ofl->ofl_lml,
42957ef7aa9SRod Evans 				    osp->os_identndx, sgp, osp));
4307c478bd9Sstevel@tonic-gate 			}
4317c478bd9Sstevel@tonic-gate 
4327c478bd9Sstevel@tonic-gate 			/*
4337c478bd9Sstevel@tonic-gate 			 * Generate the .shstrtab for this section.
4347c478bd9Sstevel@tonic-gate 			 */
4357c478bd9Sstevel@tonic-gate 			(void) st_setstring(shstrtab, osp->os_name, &stoff);
4367c478bd9Sstevel@tonic-gate 			osp->os_shdr->sh_name = (Word)stoff;
4377c478bd9Sstevel@tonic-gate 
4387c478bd9Sstevel@tonic-gate 			/*
4397c478bd9Sstevel@tonic-gate 			 * Find the section index for our special symbols.
4407c478bd9Sstevel@tonic-gate 			 */
4417c478bd9Sstevel@tonic-gate 			if (sgp == tsgp) {
4427c478bd9Sstevel@tonic-gate 				/* LINTED */
4437c478bd9Sstevel@tonic-gate 				etext_ndx = elf_ndxscn(osp->os_scn);
4447c478bd9Sstevel@tonic-gate 			} else if (dsgp == sgp) {
4457c478bd9Sstevel@tonic-gate 				if (osp->os_shdr->sh_type != SHT_NOBITS) {
4467c478bd9Sstevel@tonic-gate 					/* LINTED */
4477c478bd9Sstevel@tonic-gate 					edata_ndx = elf_ndxscn(osp->os_scn);
4487c478bd9Sstevel@tonic-gate 				}
4497c478bd9Sstevel@tonic-gate 			}
4507c478bd9Sstevel@tonic-gate 
4517c478bd9Sstevel@tonic-gate 			if (start_set == 0) {
4527c478bd9Sstevel@tonic-gate 				start = sgp->sg_phdr.p_vaddr;
4537c478bd9Sstevel@tonic-gate 				/* LINTED */
4547c478bd9Sstevel@tonic-gate 				start_ndx = elf_ndxscn(osp->os_scn);
4557c478bd9Sstevel@tonic-gate 				start_set++;
4567c478bd9Sstevel@tonic-gate 			}
457c1c6f601Srie 
458c1c6f601Srie 			/*
459c1c6f601Srie 			 * While we're here, determine whether a .init or .fini
460c1c6f601Srie 			 * section exist.
461c1c6f601Srie 			 */
46257ef7aa9SRod Evans 			if ((iosp == NULL) && (strcmp(osp->os_name,
463c1c6f601Srie 			    MSG_ORIG(MSG_SCN_INIT)) == 0))
464c1c6f601Srie 				iosp = osp;
46557ef7aa9SRod Evans 			if ((fosp == NULL) && (strcmp(osp->os_name,
466c1c6f601Srie 			    MSG_ORIG(MSG_SCN_FINI)) == 0))
467c1c6f601Srie 				fosp = osp;
4687c478bd9Sstevel@tonic-gate 		}
4697c478bd9Sstevel@tonic-gate 	}
4707c478bd9Sstevel@tonic-gate 
4717c478bd9Sstevel@tonic-gate 	/*
4727c478bd9Sstevel@tonic-gate 	 * Add local register symbols to the .dynsym.  These are required as
4737c478bd9Sstevel@tonic-gate 	 * DT_REGISTER .dynamic entries must have a symbol to reference.
4747c478bd9Sstevel@tonic-gate 	 */
4757c478bd9Sstevel@tonic-gate 	if (ofl->ofl_regsyms && dynsym) {
4767c478bd9Sstevel@tonic-gate 		int	ndx;
4777c478bd9Sstevel@tonic-gate 
4787c478bd9Sstevel@tonic-gate 		for (ndx = 0; ndx < ofl->ofl_regsymsno; ndx++) {
47957ef7aa9SRod Evans 			Sym_desc	*rsdp;
4807c478bd9Sstevel@tonic-gate 
48157ef7aa9SRod Evans 			if ((rsdp = ofl->ofl_regsyms[ndx]) == NULL)
4827c478bd9Sstevel@tonic-gate 				continue;
4837c478bd9Sstevel@tonic-gate 
48408278a5eSRod Evans 			if (!SYM_IS_HIDDEN(rsdp) &&
4857c478bd9Sstevel@tonic-gate 			    (ELF_ST_BIND(rsdp->sd_sym->st_info) != STB_LOCAL))
4867c478bd9Sstevel@tonic-gate 				continue;
4877c478bd9Sstevel@tonic-gate 
4887c478bd9Sstevel@tonic-gate 			dynsym[dynsym_ndx] = *(rsdp->sd_sym);
4897c478bd9Sstevel@tonic-gate 			rsdp->sd_symndx = *symndx;
4907c478bd9Sstevel@tonic-gate 
4917c478bd9Sstevel@tonic-gate 			if (dynsym[dynsym_ndx].st_name) {
4927c478bd9Sstevel@tonic-gate 				(void) st_setstring(dynstr, rsdp->sd_name,
4937c478bd9Sstevel@tonic-gate 				    &stoff);
4947c478bd9Sstevel@tonic-gate 				dynsym[dynsym_ndx].st_name = stoff;
4957c478bd9Sstevel@tonic-gate 			}
4967c478bd9Sstevel@tonic-gate 			dynsym_ndx++;
4977c478bd9Sstevel@tonic-gate 		}
4987c478bd9Sstevel@tonic-gate 	}
4997c478bd9Sstevel@tonic-gate 
5007c478bd9Sstevel@tonic-gate 	/*
5017c478bd9Sstevel@tonic-gate 	 * Having traversed all the output segments, warn the user if the
5027c478bd9Sstevel@tonic-gate 	 * traditional text or data segments don't exist.  Otherwise from these
5037c478bd9Sstevel@tonic-gate 	 * segments establish the values for `etext', `edata', `end', `END',
5047c478bd9Sstevel@tonic-gate 	 * and `START'.
5057c478bd9Sstevel@tonic-gate 	 */
5067c478bd9Sstevel@tonic-gate 	if (!(flags & FLG_OF_RELOBJ)) {
50757ef7aa9SRod Evans 		Sg_desc	*sgp;
5087c478bd9Sstevel@tonic-gate 
5097c478bd9Sstevel@tonic-gate 		if (tsgp)
5107c478bd9Sstevel@tonic-gate 			etext = tsgp->sg_phdr.p_vaddr + tsgp->sg_phdr.p_filesz;
5117c478bd9Sstevel@tonic-gate 		else {
5127c478bd9Sstevel@tonic-gate 			etext = (Addr)0;
5137c478bd9Sstevel@tonic-gate 			etext_ndx = SHN_ABS;
5147c478bd9Sstevel@tonic-gate 			etext_abs = 1;
5151d9df23bSab 			if (flags & FLG_OF_VERBOSE)
5161007fd6fSAli Bahrami 				ld_eprintf(ofl, ERR_WARNING,
5177c478bd9Sstevel@tonic-gate 				    MSG_INTL(MSG_UPD_NOREADSEG));
5187c478bd9Sstevel@tonic-gate 		}
5197c478bd9Sstevel@tonic-gate 		if (dsgp) {
5207c478bd9Sstevel@tonic-gate 			edata = dsgp->sg_phdr.p_vaddr + dsgp->sg_phdr.p_filesz;
5217c478bd9Sstevel@tonic-gate 		} else {
5227c478bd9Sstevel@tonic-gate 			edata = (Addr)0;
5237c478bd9Sstevel@tonic-gate 			edata_ndx = SHN_ABS;
5247c478bd9Sstevel@tonic-gate 			edata_abs = 1;
5251d9df23bSab 			if (flags & FLG_OF_VERBOSE)
5261007fd6fSAli Bahrami 				ld_eprintf(ofl, ERR_WARNING,
5277c478bd9Sstevel@tonic-gate 				    MSG_INTL(MSG_UPD_NORDWRSEG));
5287c478bd9Sstevel@tonic-gate 		}
5297c478bd9Sstevel@tonic-gate 
53057ef7aa9SRod Evans 		if (dsgp == NULL) {
5317c478bd9Sstevel@tonic-gate 			if (tsgp)
5327c478bd9Sstevel@tonic-gate 				sgp = tsgp;
5337c478bd9Sstevel@tonic-gate 			else
5347c478bd9Sstevel@tonic-gate 				sgp = 0;
53557ef7aa9SRod Evans 		} else if (tsgp == NULL)
5367c478bd9Sstevel@tonic-gate 			sgp = dsgp;
5377c478bd9Sstevel@tonic-gate 		else if (dsgp->sg_phdr.p_vaddr > tsgp->sg_phdr.p_vaddr)
5387c478bd9Sstevel@tonic-gate 			sgp = dsgp;
5397c478bd9Sstevel@tonic-gate 		else if (dsgp->sg_phdr.p_vaddr < tsgp->sg_phdr.p_vaddr)
5407c478bd9Sstevel@tonic-gate 			sgp = tsgp;
5417c478bd9Sstevel@tonic-gate 		else {
5427c478bd9Sstevel@tonic-gate 			/*
5437c478bd9Sstevel@tonic-gate 			 * One of the segments must be of zero size.
5447c478bd9Sstevel@tonic-gate 			 */
5457c478bd9Sstevel@tonic-gate 			if (tsgp->sg_phdr.p_memsz)
5467c478bd9Sstevel@tonic-gate 				sgp = tsgp;
5477c478bd9Sstevel@tonic-gate 			else
5487c478bd9Sstevel@tonic-gate 				sgp = dsgp;
5497c478bd9Sstevel@tonic-gate 		}
5507c478bd9Sstevel@tonic-gate 
5517c478bd9Sstevel@tonic-gate 		if (esgp && (esgp->sg_phdr.p_vaddr > sgp->sg_phdr.p_vaddr))
5527c478bd9Sstevel@tonic-gate 			sgp = esgp;
5537c478bd9Sstevel@tonic-gate 
5547c478bd9Sstevel@tonic-gate 		if (sgp) {
5557c478bd9Sstevel@tonic-gate 			end = sgp->sg_phdr.p_vaddr + sgp->sg_phdr.p_memsz;
5567c478bd9Sstevel@tonic-gate 
557fdf855a7Sseizo 			/*
558fdf855a7Sseizo 			 * If the last loadable segment is a read-only segment,
559fdf855a7Sseizo 			 * then the application which uses the symbol _end to
560fdf855a7Sseizo 			 * find the beginning of writable heap area may cause
561fdf855a7Sseizo 			 * segmentation violation. We adjust the value of the
562fdf855a7Sseizo 			 * _end to skip to the next page boundary.
563fdf855a7Sseizo 			 *
564fdf855a7Sseizo 			 * 6401812 System interface which returs beginning
565fdf855a7Sseizo 			 *	   heap would be nice.
566fdf855a7Sseizo 			 * When the above RFE is implemented, the changes below
567fdf855a7Sseizo 			 * could be changed in a better way.
568fdf855a7Sseizo 			 */
569fdf855a7Sseizo 			if ((sgp->sg_phdr.p_flags & PF_W) == 0)
57060758829Srie 				end = (Addr)S_ROUND(end, sysconf(_SC_PAGESIZE));
571fdf855a7Sseizo 
5727c478bd9Sstevel@tonic-gate 			/*
5737c478bd9Sstevel@tonic-gate 			 * If we're dealing with a memory reservation there are
5747c478bd9Sstevel@tonic-gate 			 * no sections to establish an index for _end, so assign
5757c478bd9Sstevel@tonic-gate 			 * it as an absolute.
5767c478bd9Sstevel@tonic-gate 			 */
5770bc07c75Srie 			if (sgp->sg_osdescs != NULL) {
5780bc07c75Srie 				/*
5790bc07c75Srie 				 * Determine the last section for this segment.
5800bc07c75Srie 				 */
581cce0e03bSab 				Os_desc	*osp = sgp->sg_osdescs->apl_data
582cce0e03bSab 				    [sgp->sg_osdescs->apl_nitems - 1];
583cce0e03bSab 
5840bc07c75Srie 				/* LINTED */
585cce0e03bSab 				end_ndx = elf_ndxscn(osp->os_scn);
5867c478bd9Sstevel@tonic-gate 			} else {
5877c478bd9Sstevel@tonic-gate 				end_ndx = SHN_ABS;
5887c478bd9Sstevel@tonic-gate 				end_abs = 1;
5897c478bd9Sstevel@tonic-gate 			}
5907c478bd9Sstevel@tonic-gate 		} else {
5917c478bd9Sstevel@tonic-gate 			end = (Addr) 0;
5927c478bd9Sstevel@tonic-gate 			end_ndx = SHN_ABS;
5937c478bd9Sstevel@tonic-gate 			end_abs = 1;
5941007fd6fSAli Bahrami 			ld_eprintf(ofl, ERR_WARNING, MSG_INTL(MSG_UPD_NOSEG));
5957c478bd9Sstevel@tonic-gate 		}
5967c478bd9Sstevel@tonic-gate 	}
5977c478bd9Sstevel@tonic-gate 
5987c478bd9Sstevel@tonic-gate 	/*
5997c478bd9Sstevel@tonic-gate 	 * Initialize the scoped symbol table entry point.  This is for all
6007c478bd9Sstevel@tonic-gate 	 * the global symbols that have been scoped to locals and will be
6017c478bd9Sstevel@tonic-gate 	 * filled in during global symbol processing so that we don't have
6027c478bd9Sstevel@tonic-gate 	 * to traverse the globals symbol hash array more than once.
6037c478bd9Sstevel@tonic-gate 	 */
6047c478bd9Sstevel@tonic-gate 	if (symtab) {
605ca4eed8bSAli Bahrami 		scopesym_bndx = symtab_ndx;
606ca4eed8bSAli Bahrami 		scopesym_ndx = scopesym_bndx;
6077c478bd9Sstevel@tonic-gate 		symtab_ndx += ofl->ofl_scopecnt;
6087c478bd9Sstevel@tonic-gate 	}
6097c478bd9Sstevel@tonic-gate 
6107c478bd9Sstevel@tonic-gate 	/*
61135450702SAli Bahrami 	 * If expanding partially expanded symbols under '-z nopartial',
61235450702SAli Bahrami 	 * prepare to do that.
6137c478bd9Sstevel@tonic-gate 	 */
61435450702SAli Bahrami 	if (ofl->ofl_isparexpn) {
61535450702SAli Bahrami 		osp = ofl->ofl_isparexpn->is_osdesc;
616b26cc8daSAli Bahrami 		parexpnbase = parexpnaddr = (Addr)(osp->os_shdr->sh_addr +
61735450702SAli Bahrami 		    ofl->ofl_isparexpn->is_indata->d_off);
6187c478bd9Sstevel@tonic-gate 		/* LINTED */
61935450702SAli Bahrami 		parexpnndx = elf_ndxscn(osp->os_scn);
62057ef7aa9SRod Evans 		ofl->ofl_parexpnndx = osp->os_identndx;
6217c478bd9Sstevel@tonic-gate 	}
6227c478bd9Sstevel@tonic-gate 
6237c478bd9Sstevel@tonic-gate 	/*
6247c478bd9Sstevel@tonic-gate 	 * If we are generating a .symtab collect all the local symbols,
6257c478bd9Sstevel@tonic-gate 	 * assigning a new virtual address or displacement (value).
6267c478bd9Sstevel@tonic-gate 	 */
62757ef7aa9SRod Evans 	for (APLIST_TRAVERSE(ofl->ofl_objs, idx1, ifl)) {
62808278a5eSRod Evans 		Xword		lndx, local = ifl->ifl_locscnt;
62908278a5eSRod Evans 		Cap_desc	*cdp = ifl->ifl_caps;
6307c478bd9Sstevel@tonic-gate 
6317c478bd9Sstevel@tonic-gate 		for (lndx = 1; lndx < local; lndx++) {
6327c478bd9Sstevel@tonic-gate 			Gotndx		*gnp;
633d579eb63Sab 			uchar_t		type;
6347c478bd9Sstevel@tonic-gate 			Word		*_symshndx;
6359039eeafSab 			int		enter_in_symtab, enter_in_ldynsym;
6369039eeafSab 			int		update_done;
6377c478bd9Sstevel@tonic-gate 
6387c478bd9Sstevel@tonic-gate 			sdp = ifl->ifl_oldndx[lndx];
6397c478bd9Sstevel@tonic-gate 			sym = sdp->sd_sym;
6407c478bd9Sstevel@tonic-gate 
6417c478bd9Sstevel@tonic-gate 			/*
6427c478bd9Sstevel@tonic-gate 			 * Assign a got offset if necessary.
6437c478bd9Sstevel@tonic-gate 			 */
644ba2be530Sab 			if ((ld_targ.t_mr.mr_assign_got != NULL) &&
645ba2be530Sab 			    (*ld_targ.t_mr.mr_assign_got)(ofl, sdp) == S_ERROR)
6467c478bd9Sstevel@tonic-gate 				return ((Addr)S_ERROR);
647ba2be530Sab 
6485aefb655Srie 			if (DBG_ENABLED) {
64957ef7aa9SRod Evans 				Aliste	idx2;
65057ef7aa9SRod Evans 
65157ef7aa9SRod Evans 				for (ALIST_TRAVERSE(sdp->sd_GOTndxs,
65257ef7aa9SRod Evans 				    idx2, gnp)) {
653d840867fSab 					gottable->gt_sym = sdp;
654d840867fSab 					gottable->gt_gndx.gn_gotndx =
655d840867fSab 					    gnp->gn_gotndx;
656d840867fSab 					gottable->gt_gndx.gn_addend =
657d840867fSab 					    gnp->gn_addend;
658d840867fSab 					gottable++;
659d840867fSab 				}
6607c478bd9Sstevel@tonic-gate 			}
6617c478bd9Sstevel@tonic-gate 
6627c478bd9Sstevel@tonic-gate 			if ((type = ELF_ST_TYPE(sym->st_info)) == STT_SECTION)
6637c478bd9Sstevel@tonic-gate 				continue;
6647c478bd9Sstevel@tonic-gate 
6657c478bd9Sstevel@tonic-gate 			/*
6667c478bd9Sstevel@tonic-gate 			 * Ignore any symbols that have been marked as invalid
6677c478bd9Sstevel@tonic-gate 			 * during input processing.  Providing these aren't used
6687c478bd9Sstevel@tonic-gate 			 * for relocation they'll just be dropped from the
6697c478bd9Sstevel@tonic-gate 			 * output image.
6707c478bd9Sstevel@tonic-gate 			 */
6717c478bd9Sstevel@tonic-gate 			if (sdp->sd_flags & FLG_SY_INVALID)
6727c478bd9Sstevel@tonic-gate 				continue;
6737c478bd9Sstevel@tonic-gate 
6747c478bd9Sstevel@tonic-gate 			/*
6757c478bd9Sstevel@tonic-gate 			 * If the section that this symbol was associated
6767c478bd9Sstevel@tonic-gate 			 * with has been discarded - then we discard
6777c478bd9Sstevel@tonic-gate 			 * the local symbol along with it.
6787c478bd9Sstevel@tonic-gate 			 */
6797c478bd9Sstevel@tonic-gate 			if (sdp->sd_flags & FLG_SY_ISDISC)
6807c478bd9Sstevel@tonic-gate 				continue;
6817c478bd9Sstevel@tonic-gate 
682ca4eed8bSAli Bahrami 			/*
683ca4eed8bSAli Bahrami 			 * If this symbol is from a different file
684ca4eed8bSAli Bahrami 			 * than the input descriptor we are processing,
685ca4eed8bSAli Bahrami 			 * treat it as if it has FLG_SY_ISDISC set.
686ca4eed8bSAli Bahrami 			 * This happens when sloppy_comdat_reloc()
687ca4eed8bSAli Bahrami 			 * replaces a symbol to a discarded comdat section
688ca4eed8bSAli Bahrami 			 * with an equivalent symbol from a different
689ca4eed8bSAli Bahrami 			 * file. We only want to enter such a symbol
690ca4eed8bSAli Bahrami 			 * once --- as part of the file that actually
691ca4eed8bSAli Bahrami 			 * supplies it.
692ca4eed8bSAli Bahrami 			 */
693ca4eed8bSAli Bahrami 			if (ifl != sdp->sd_file)
694ca4eed8bSAli Bahrami 				continue;
695ca4eed8bSAli Bahrami 
6967c478bd9Sstevel@tonic-gate 			/*
6977c478bd9Sstevel@tonic-gate 			 * Generate an output symbol to represent this input
6987c478bd9Sstevel@tonic-gate 			 * symbol.  Even if the symbol table is to be stripped
6997c478bd9Sstevel@tonic-gate 			 * we still need to update any local symbols that are
7007c478bd9Sstevel@tonic-gate 			 * used during relocation.
7017c478bd9Sstevel@tonic-gate 			 */
7029039eeafSab 			enter_in_symtab = symtab &&
70344bac77bSrie 			    (!(ofl->ofl_flags & FLG_OF_REDLSYM) ||
70457ef7aa9SRod Evans 			    sdp->sd_move);
7059039eeafSab 			enter_in_ldynsym = ldynsym && sdp->sd_name &&
706d579eb63Sab 			    ldynsym_symtype[type] &&
70744bac77bSrie 			    !(ofl->ofl_flags & FLG_OF_REDLSYM);
70857ef7aa9SRod Evans 			_symshndx = NULL;
70957ef7aa9SRod Evans 
7109039eeafSab 			if (enter_in_symtab) {
7117c478bd9Sstevel@tonic-gate 				if (!dynsym)
7127c478bd9Sstevel@tonic-gate 					sdp->sd_symndx = *symndx;
7137c478bd9Sstevel@tonic-gate 				symtab[symtab_ndx] = *sym;
71408278a5eSRod Evans 
7157c478bd9Sstevel@tonic-gate 				/*
7167c478bd9Sstevel@tonic-gate 				 * Provided this isn't an unnamed register
7177c478bd9Sstevel@tonic-gate 				 * symbol, update its name.
7187c478bd9Sstevel@tonic-gate 				 */
7197c478bd9Sstevel@tonic-gate 				if (((sdp->sd_flags & FLG_SY_REGSYM) == 0) ||
7207c478bd9Sstevel@tonic-gate 				    symtab[symtab_ndx].st_name) {
7217c478bd9Sstevel@tonic-gate 					(void) st_setstring(strtab,
7227c478bd9Sstevel@tonic-gate 					    sdp->sd_name, &stoff);
7237c478bd9Sstevel@tonic-gate 					symtab[symtab_ndx].st_name = stoff;
7247c478bd9Sstevel@tonic-gate 				}
7257c478bd9Sstevel@tonic-gate 				sdp->sd_flags &= ~FLG_SY_CLEAN;
7267c478bd9Sstevel@tonic-gate 				if (symshndx)
7277c478bd9Sstevel@tonic-gate 					_symshndx = &symshndx[symtab_ndx];
7287c478bd9Sstevel@tonic-gate 				sdp->sd_sym = sym = &symtab[symtab_ndx++];
7297c478bd9Sstevel@tonic-gate 
7307c478bd9Sstevel@tonic-gate 				if ((sdp->sd_flags & FLG_SY_SPECSEC) &&
7319039eeafSab 				    (sym->st_shndx == SHN_ABS) &&
7329039eeafSab 				    !enter_in_ldynsym)
7337c478bd9Sstevel@tonic-gate 					continue;
7349039eeafSab 			} else if (enter_in_ldynsym) {
7359039eeafSab 				/*
7369039eeafSab 				 * Not using symtab, but we do have ldynsym
7379039eeafSab 				 * available.
7389039eeafSab 				 */
7399039eeafSab 				ldynsym[ldynsym_ndx] = *sym;
7409039eeafSab 				(void) st_setstring(dynstr, sdp->sd_name,
741d840867fSab 				    &stoff);
7429039eeafSab 				ldynsym[ldynsym_ndx].st_name = stoff;
7439039eeafSab 
7449039eeafSab 				sdp->sd_flags &= ~FLG_SY_CLEAN;
7459039eeafSab 				if (ldynshndx)
7469039eeafSab 					_symshndx = &ldynshndx[ldynsym_ndx];
747d579eb63Sab 				sdp->sd_sym = sym = &ldynsym[ldynsym_ndx];
748d579eb63Sab 				/* Add it to sort section if it qualifies */
749d579eb63Sab 				ADD_TO_DYNSORT(sdp, sym, type, ldynsym_ndx);
750d579eb63Sab 				ldynsym_ndx++;
7519039eeafSab 			} else {	/* Not using symtab or ldynsym */
7527c478bd9Sstevel@tonic-gate 				/*
7537c478bd9Sstevel@tonic-gate 				 * If this symbol requires modifying to provide
7547c478bd9Sstevel@tonic-gate 				 * for a relocation or move table update, make
7557c478bd9Sstevel@tonic-gate 				 * a copy of it.
7567c478bd9Sstevel@tonic-gate 				 */
7577c478bd9Sstevel@tonic-gate 				if (!(sdp->sd_flags & FLG_SY_UPREQD) &&
75857ef7aa9SRod Evans 				    !(sdp->sd_move))
7597c478bd9Sstevel@tonic-gate 					continue;
7607c478bd9Sstevel@tonic-gate 				if ((sdp->sd_flags & FLG_SY_SPECSEC) &&
7617c478bd9Sstevel@tonic-gate 				    (sym->st_shndx == SHN_ABS))
7627c478bd9Sstevel@tonic-gate 					continue;
7637c478bd9Sstevel@tonic-gate 
7645aefb655Srie 				if (ld_sym_copy(sdp) == S_ERROR)
7657c478bd9Sstevel@tonic-gate 					return ((Addr)S_ERROR);
7667c478bd9Sstevel@tonic-gate 				sym = sdp->sd_sym;
7677c478bd9Sstevel@tonic-gate 			}
7687c478bd9Sstevel@tonic-gate 
7697c478bd9Sstevel@tonic-gate 			/*
7707c478bd9Sstevel@tonic-gate 			 * Update the symbols contents if necessary.
7717c478bd9Sstevel@tonic-gate 			 */
7729039eeafSab 			update_done = 0;
7737c478bd9Sstevel@tonic-gate 			if (type == STT_FILE) {
7747c478bd9Sstevel@tonic-gate 				sdp->sd_shndx = sym->st_shndx = SHN_ABS;
7757c478bd9Sstevel@tonic-gate 				sdp->sd_flags |= FLG_SY_SPECSEC;
7769039eeafSab 				update_done = 1;
7777c478bd9Sstevel@tonic-gate 			}
7787c478bd9Sstevel@tonic-gate 
7797c478bd9Sstevel@tonic-gate 			/*
7807c478bd9Sstevel@tonic-gate 			 * If we are expanding the locally bound partially
7817c478bd9Sstevel@tonic-gate 			 * initialized symbols, then update the address here.
7827c478bd9Sstevel@tonic-gate 			 */
78335450702SAli Bahrami 			if (ofl->ofl_isparexpn &&
7849039eeafSab 			    (sdp->sd_flags & FLG_SY_PAREXPN) && !update_done) {
78535450702SAli Bahrami 				sym->st_shndx = parexpnndx;
78635450702SAli Bahrami 				sdp->sd_isc = ofl->ofl_isparexpn;
787b26cc8daSAli Bahrami 				sym->st_value = parexpnaddr;
78835450702SAli Bahrami 				parexpnaddr += sym->st_size;
789b26cc8daSAli Bahrami 				if ((flags & FLG_OF_RELOBJ) == 0)
790b26cc8daSAli Bahrami 					sym->st_value -= parexpnbase;
7917c478bd9Sstevel@tonic-gate 			}
7927c478bd9Sstevel@tonic-gate 
7937c478bd9Sstevel@tonic-gate 			/*
7947c478bd9Sstevel@tonic-gate 			 * If this isn't an UNDEF symbol (ie. an input section
7957c478bd9Sstevel@tonic-gate 			 * is associated), update the symbols value and index.
7967c478bd9Sstevel@tonic-gate 			 */
79708278a5eSRod Evans 			if (((isc = sdp->sd_isc) != NULL) && !update_done) {
7987c478bd9Sstevel@tonic-gate 				Word	sectndx;
7997c478bd9Sstevel@tonic-gate 
8007c478bd9Sstevel@tonic-gate 				osp = isc->is_osdesc;
8017c478bd9Sstevel@tonic-gate 				/* LINTED */
8027c478bd9Sstevel@tonic-gate 				sym->st_value +=
8037c478bd9Sstevel@tonic-gate 				    (Off)_elf_getxoff(isc->is_indata);
804635216b6SRod Evans 				if ((flags & FLG_OF_RELOBJ) == 0) {
8057c478bd9Sstevel@tonic-gate 					sym->st_value += osp->os_shdr->sh_addr;
8067c478bd9Sstevel@tonic-gate 					/*
8077c478bd9Sstevel@tonic-gate 					 * TLS symbols are relative to
8087c478bd9Sstevel@tonic-gate 					 * the TLS segment.
8097c478bd9Sstevel@tonic-gate 					 */
810d579eb63Sab 					if ((type == STT_TLS) &&
811d579eb63Sab 					    (ofl->ofl_tlsphdr)) {
8127c478bd9Sstevel@tonic-gate 						sym->st_value -=
8137c478bd9Sstevel@tonic-gate 						    ofl->ofl_tlsphdr->p_vaddr;
8149039eeafSab 					}
8157c478bd9Sstevel@tonic-gate 				}
8167c478bd9Sstevel@tonic-gate 				/* LINTED */
8177c478bd9Sstevel@tonic-gate 				if ((sdp->sd_shndx = sectndx =
8187c478bd9Sstevel@tonic-gate 				    elf_ndxscn(osp->os_scn)) >= SHN_LORESERVE) {
8197c478bd9Sstevel@tonic-gate 					if (_symshndx) {
8207c478bd9Sstevel@tonic-gate 						*_symshndx = sectndx;
8217c478bd9Sstevel@tonic-gate 					}
8227c478bd9Sstevel@tonic-gate 					sym->st_shndx = SHN_XINDEX;
8237c478bd9Sstevel@tonic-gate 				} else {
8247c478bd9Sstevel@tonic-gate 					/* LINTED */
8257c478bd9Sstevel@tonic-gate 					sym->st_shndx = sectndx;
8267c478bd9Sstevel@tonic-gate 				}
8277c478bd9Sstevel@tonic-gate 			}
8289039eeafSab 
8299039eeafSab 			/*
8309039eeafSab 			 * If entering the symbol in both the symtab and the
8319039eeafSab 			 * ldynsym, then the one in symtab needs to be
8329039eeafSab 			 * copied to ldynsym. If it is only in the ldynsym,
8339039eeafSab 			 * then the code above already set it up and we have
8349039eeafSab 			 * nothing more to do here.
8359039eeafSab 			 */
8369039eeafSab 			if (enter_in_symtab && enter_in_ldynsym) {
8379039eeafSab 				ldynsym[ldynsym_ndx] = *sym;
8389039eeafSab 				(void) st_setstring(dynstr, sdp->sd_name,
839d840867fSab 				    &stoff);
8409039eeafSab 				ldynsym[ldynsym_ndx].st_name = stoff;
8419039eeafSab 
8429039eeafSab 				if (_symshndx && ldynshndx)
8439039eeafSab 					ldynshndx[ldynsym_ndx] = *_symshndx;
8449039eeafSab 
845d579eb63Sab 				/* Add it to sort section if it qualifies */
846d579eb63Sab 				ADD_TO_DYNSORT(sdp, sym, type, ldynsym_ndx);
847d579eb63Sab 
8489039eeafSab 				ldynsym_ndx++;
8499039eeafSab 			}
8507c478bd9Sstevel@tonic-gate 		}
85108278a5eSRod Evans 
85208278a5eSRod Evans 		/*
85308278a5eSRod Evans 		 * If this input file has undergone object to symbol
85408278a5eSRod Evans 		 * capabilities conversion, supply any new capabilities symbols.
85508278a5eSRod Evans 		 * These symbols are copies of the original global symbols, and
85608278a5eSRod Evans 		 * follow the existing local symbols that are supplied from this
85708278a5eSRod Evans 		 * input file (which are identified with a preceding STT_FILE).
85808278a5eSRod Evans 		 */
85908278a5eSRod Evans 		if (symtab && cdp && cdp->ca_syms) {
86008278a5eSRod Evans 			Aliste		idx2;
86108278a5eSRod Evans 			Cap_sym		*csp;
86208278a5eSRod Evans 
86308278a5eSRod Evans 			for (APLIST_TRAVERSE(cdp->ca_syms, idx2, csp)) {
86408278a5eSRod Evans 				Is_desc	*isp;
86508278a5eSRod Evans 
86608278a5eSRod Evans 				sdp = csp->cs_sdp;
86708278a5eSRod Evans 				sym = sdp->sd_sym;
86808278a5eSRod Evans 
86908278a5eSRod Evans 				if ((isp = sdp->sd_isc) != NULL) {
87008278a5eSRod Evans 					Os_desc	*osp = isp->is_osdesc;
87108278a5eSRod Evans 
87208278a5eSRod Evans 					/*
87308278a5eSRod Evans 					 * Update the symbols value.
87408278a5eSRod Evans 					 */
87508278a5eSRod Evans 					/* LINTED */
87608278a5eSRod Evans 					sym->st_value +=
87708278a5eSRod Evans 					    (Off)_elf_getxoff(isp->is_indata);
87808278a5eSRod Evans 					if ((flags & FLG_OF_RELOBJ) == 0)
87908278a5eSRod Evans 						sym->st_value +=
88008278a5eSRod Evans 						    osp->os_shdr->sh_addr;
88108278a5eSRod Evans 
88208278a5eSRod Evans 					/*
88308278a5eSRod Evans 					 * Update the symbols section index.
88408278a5eSRod Evans 					 */
88508278a5eSRod Evans 					sdp->sd_shndx = sym->st_shndx =
88608278a5eSRod Evans 					    elf_ndxscn(osp->os_scn);
88708278a5eSRod Evans 				}
88808278a5eSRod Evans 
88908278a5eSRod Evans 				symtab[symtab_ndx] = *sym;
89008278a5eSRod Evans 				(void) st_setstring(strtab, sdp->sd_name,
89108278a5eSRod Evans 				    &stoff);
89208278a5eSRod Evans 				symtab[symtab_ndx].st_name = stoff;
89308278a5eSRod Evans 				sdp->sd_symndx = symtab_ndx++;
89408278a5eSRod Evans 			}
89508278a5eSRod Evans 		}
8967c478bd9Sstevel@tonic-gate 	}
89708278a5eSRod Evans 
898ca4eed8bSAli Bahrami 	symtab_gbl_bndx = symtab_ndx;	/* .symtab index of 1st global entry */
8997c478bd9Sstevel@tonic-gate 
9007c478bd9Sstevel@tonic-gate 	/*
9017c478bd9Sstevel@tonic-gate 	 * Two special symbols are `_init' and `_fini'.  If these are supplied
9027c478bd9Sstevel@tonic-gate 	 * by crti.o then they are used to represent the total concatenation of
903c1c6f601Srie 	 * the `.init' and `.fini' sections.
904c1c6f601Srie 	 *
905635216b6SRod Evans 	 * Determine whether any .init or .fini sections exist.  If these
906635216b6SRod Evans 	 * sections exist and a dynamic object is being built, but no `_init'
907635216b6SRod Evans 	 * or `_fini' symbols are found, then the user is probably building
908635216b6SRod Evans 	 * this object directly from ld(1) rather than using a compiler driver
909635216b6SRod Evans 	 * that provides the symbols via crt's.
910c1c6f601Srie 	 *
911c1c6f601Srie 	 * If the .init or .fini section exist, and their associated symbols,
912c1c6f601Srie 	 * determine the size of the sections and updated the symbols value
913c1c6f601Srie 	 * accordingly.
9147c478bd9Sstevel@tonic-gate 	 */
9155aefb655Srie 	if (((sdp = ld_sym_find(MSG_ORIG(MSG_SYM_INIT_U), SYM_NOHASH, 0,
9167c478bd9Sstevel@tonic-gate 	    ofl)) != NULL) && (sdp->sd_ref == REF_REL_NEED) && sdp->sd_isc &&
917c1c6f601Srie 	    (sdp->sd_isc->is_osdesc == iosp)) {
9185aefb655Srie 		if (ld_sym_copy(sdp) == S_ERROR)
9197c478bd9Sstevel@tonic-gate 			return ((Addr)S_ERROR);
92060758829Srie 		sdp->sd_sym->st_size = sdp->sd_isc->is_osdesc->os_shdr->sh_size;
92160758829Srie 
922c1c6f601Srie 	} else if (iosp && !(flags & FLG_OF_RELOBJ)) {
9231007fd6fSAli Bahrami 		ld_eprintf(ofl, ERR_WARNING, MSG_INTL(MSG_SYM_NOCRT),
924c1c6f601Srie 		    MSG_ORIG(MSG_SYM_INIT_U), MSG_ORIG(MSG_SCN_INIT));
9257c478bd9Sstevel@tonic-gate 	}
926c1c6f601Srie 
9275aefb655Srie 	if (((sdp = ld_sym_find(MSG_ORIG(MSG_SYM_FINI_U), SYM_NOHASH, 0,
9287c478bd9Sstevel@tonic-gate 	    ofl)) != NULL) && (sdp->sd_ref == REF_REL_NEED) && sdp->sd_isc &&
929c1c6f601Srie 	    (sdp->sd_isc->is_osdesc == fosp)) {
9305aefb655Srie 		if (ld_sym_copy(sdp) == S_ERROR)
9317c478bd9Sstevel@tonic-gate 			return ((Addr)S_ERROR);
93260758829Srie 		sdp->sd_sym->st_size = sdp->sd_isc->is_osdesc->os_shdr->sh_size;
93360758829Srie 
934c1c6f601Srie 	} else if (fosp && !(flags & FLG_OF_RELOBJ)) {
9351007fd6fSAli Bahrami 		ld_eprintf(ofl, ERR_WARNING, MSG_INTL(MSG_SYM_NOCRT),
936c1c6f601Srie 		    MSG_ORIG(MSG_SYM_FINI_U), MSG_ORIG(MSG_SCN_FINI));
9377c478bd9Sstevel@tonic-gate 	}
9387c478bd9Sstevel@tonic-gate 
9397c478bd9Sstevel@tonic-gate 	/*
9407c478bd9Sstevel@tonic-gate 	 * Assign .bss information for use with updating COMMON symbols.
9417c478bd9Sstevel@tonic-gate 	 */
9427c478bd9Sstevel@tonic-gate 	if (ofl->ofl_isbss) {
94357ef7aa9SRod Evans 		isc = ofl->ofl_isbss;
94457ef7aa9SRod Evans 		osp = isc->is_osdesc;
9457c478bd9Sstevel@tonic-gate 
9467c478bd9Sstevel@tonic-gate 		bssaddr = osp->os_shdr->sh_addr +
94757ef7aa9SRod Evans 		    (Off)_elf_getxoff(isc->is_indata);
9487c478bd9Sstevel@tonic-gate 		/* LINTED */
9497c478bd9Sstevel@tonic-gate 		bssndx = elf_ndxscn(osp->os_scn);
9507c478bd9Sstevel@tonic-gate 	}
9517c478bd9Sstevel@tonic-gate 
952ba2be530Sab #if	defined(_ELF64)
95354d82594Sseizo 	/*
954ba2be530Sab 	 * For amd64 target, assign .lbss information for use
955ba2be530Sab 	 * with updating LCOMMON symbols.
95654d82594Sseizo 	 */
957ba2be530Sab 	if ((ld_targ.t_m.m_mach == EM_AMD64) && ofl->ofl_islbss) {
95854d82594Sseizo 		osp = ofl->ofl_islbss->is_osdesc;
95954d82594Sseizo 
96054d82594Sseizo 		lbssaddr = osp->os_shdr->sh_addr +
961d840867fSab 		    (Off)_elf_getxoff(ofl->ofl_islbss->is_indata);
96254d82594Sseizo 		/* LINTED */
96354d82594Sseizo 		lbssndx = elf_ndxscn(osp->os_scn);
96454d82594Sseizo 	}
96554d82594Sseizo #endif
9667c478bd9Sstevel@tonic-gate 	/*
9677c478bd9Sstevel@tonic-gate 	 * Assign .tlsbss information for use with updating COMMON symbols.
9687c478bd9Sstevel@tonic-gate 	 */
9697c478bd9Sstevel@tonic-gate 	if (ofl->ofl_istlsbss) {
9707c478bd9Sstevel@tonic-gate 		osp = ofl->ofl_istlsbss->is_osdesc;
9717c478bd9Sstevel@tonic-gate 		tlsbssaddr = osp->os_shdr->sh_addr +
972d840867fSab 		    (Off)_elf_getxoff(ofl->ofl_istlsbss->is_indata);
9737c478bd9Sstevel@tonic-gate 		/* LINTED */
9747c478bd9Sstevel@tonic-gate 		tlsbssndx = elf_ndxscn(osp->os_scn);
9757c478bd9Sstevel@tonic-gate 	}
9767c478bd9Sstevel@tonic-gate 
9777c478bd9Sstevel@tonic-gate 	if ((sorted_syms = libld_calloc(ofl->ofl_globcnt +
97857ef7aa9SRod Evans 	    ofl->ofl_elimcnt + ofl->ofl_scopecnt,
97957ef7aa9SRod Evans 	    sizeof (*sorted_syms))) == NULL)
9807c478bd9Sstevel@tonic-gate 		return ((Addr)S_ERROR);
9817c478bd9Sstevel@tonic-gate 
9827c478bd9Sstevel@tonic-gate 	scndx = 0;
9837c478bd9Sstevel@tonic-gate 	ssndx = ofl->ofl_scopecnt + ofl->ofl_elimcnt;
9847c478bd9Sstevel@tonic-gate 
985635216b6SRod Evans 	DBG_CALL(Dbg_syms_up_title(ofl->ofl_lml));
986635216b6SRod Evans 
9877c478bd9Sstevel@tonic-gate 	/*
98828bda19cSRod Evans 	 * Traverse the internal symbol table updating global symbol information
98928bda19cSRod Evans 	 * and allocating common.
9907c478bd9Sstevel@tonic-gate 	 */
9917c478bd9Sstevel@tonic-gate 	for (sav = avl_first(&ofl->ofl_symavl); sav;
9927c478bd9Sstevel@tonic-gate 	    sav = AVL_NEXT(&ofl->ofl_symavl, sav)) {
99357ef7aa9SRod Evans 		Sym	*symptr;
9947c478bd9Sstevel@tonic-gate 		int	local;
99554d82594Sseizo 		int	restore;
9967c478bd9Sstevel@tonic-gate 
997635216b6SRod Evans 		sdp = sav->sav_sdp;
9987c478bd9Sstevel@tonic-gate 
9997c478bd9Sstevel@tonic-gate 		/*
100060758829Srie 		 * Ignore any symbols that have been marked as invalid during
100160758829Srie 		 * input processing.  Providing these aren't used for
100260758829Srie 		 * relocation, they will be dropped from the output image.
10037c478bd9Sstevel@tonic-gate 		 */
10047c478bd9Sstevel@tonic-gate 		if (sdp->sd_flags & FLG_SY_INVALID) {
10055aefb655Srie 			DBG_CALL(Dbg_syms_old(ofl, sdp));
10065aefb655Srie 			DBG_CALL(Dbg_syms_ignore(ofl, sdp));
10077c478bd9Sstevel@tonic-gate 			continue;
10087c478bd9Sstevel@tonic-gate 		}
10097c478bd9Sstevel@tonic-gate 
10107c478bd9Sstevel@tonic-gate 		/*
101160758829Srie 		 * Only needed symbols are copied to the output symbol table.
10127c478bd9Sstevel@tonic-gate 		 */
10137c478bd9Sstevel@tonic-gate 		if (sdp->sd_ref == REF_DYN_SEEN)
10147c478bd9Sstevel@tonic-gate 			continue;
10157c478bd9Sstevel@tonic-gate 
1016c524b4feSRichard Lowe 		if (ld_sym_reducable(ofl, sdp))
10177c478bd9Sstevel@tonic-gate 			local = 1;
10187c478bd9Sstevel@tonic-gate 		else
10197c478bd9Sstevel@tonic-gate 			local = 0;
10207c478bd9Sstevel@tonic-gate 
10217c478bd9Sstevel@tonic-gate 		if (local || (ofl->ofl_hashbkts == 0)) {
10227c478bd9Sstevel@tonic-gate 			sorted_syms[scndx++].sl_sdp = sdp;
10237c478bd9Sstevel@tonic-gate 		} else {
10247c478bd9Sstevel@tonic-gate 			sorted_syms[ssndx].sl_hval = sdp->sd_aux->sa_hash %
10257c478bd9Sstevel@tonic-gate 			    ofl->ofl_hashbkts;
10267c478bd9Sstevel@tonic-gate 			sorted_syms[ssndx].sl_sdp = sdp;
10277c478bd9Sstevel@tonic-gate 			ssndx++;
10287c478bd9Sstevel@tonic-gate 		}
10297c478bd9Sstevel@tonic-gate 
10307c478bd9Sstevel@tonic-gate 		/*
1031c1c6f601Srie 		 * Note - expand the COMMON symbols here because an address
1032c1c6f601Srie 		 * must be assigned to them in the same order that space was
1033c1c6f601Srie 		 * calculated in sym_validate().  If this ordering isn't
1034c1c6f601Srie 		 * followed differing alignment requirements can throw us all
1035c1c6f601Srie 		 * out of whack.
10367c478bd9Sstevel@tonic-gate 		 *
1037c1c6f601Srie 		 * The expanded .bss global symbol is handled here as well.
10387c478bd9Sstevel@tonic-gate 		 *
1039c1c6f601Srie 		 * The actual adding entries into the symbol table still occurs
1040c1c6f601Srie 		 * below in hashbucket order.
10417c478bd9Sstevel@tonic-gate 		 */
10427c478bd9Sstevel@tonic-gate 		symptr = sdp->sd_sym;
104354d82594Sseizo 		restore = 0;
10447c478bd9Sstevel@tonic-gate 		if ((sdp->sd_flags & FLG_SY_PAREXPN) ||
10457c478bd9Sstevel@tonic-gate 		    ((sdp->sd_flags & FLG_SY_SPECSEC) &&
10467c478bd9Sstevel@tonic-gate 		    (sdp->sd_shndx = symptr->st_shndx) == SHN_COMMON)) {
10477c478bd9Sstevel@tonic-gate 
10487c478bd9Sstevel@tonic-gate 			/*
104935450702SAli Bahrami 			 * An expanded symbol goes to a special .data section
105035450702SAli Bahrami 			 * prepared for that purpose (ofl->ofl_isparexpn).
1051c1c6f601Srie 			 * Assign COMMON allocations to .bss.
10527c478bd9Sstevel@tonic-gate 			 * Otherwise leave it as is.
10537c478bd9Sstevel@tonic-gate 			 */
10547c478bd9Sstevel@tonic-gate 			if (sdp->sd_flags & FLG_SY_PAREXPN) {
10557c478bd9Sstevel@tonic-gate 				restore = 1;
105635450702SAli Bahrami 				sdp->sd_shndx = parexpnndx;
10577c478bd9Sstevel@tonic-gate 				sdp->sd_flags &= ~FLG_SY_SPECSEC;
10587c478bd9Sstevel@tonic-gate 				symptr->st_value = (Xword) S_ROUND(
105935450702SAli Bahrami 				    parexpnaddr, symptr->st_value);
106035450702SAli Bahrami 				parexpnaddr = symptr->st_value +
1061d840867fSab 				    symptr->st_size;
106235450702SAli Bahrami 				sdp->sd_isc = ofl->ofl_isparexpn;
10637c478bd9Sstevel@tonic-gate 				sdp->sd_flags |= FLG_SY_COMMEXP;
1064c1c6f601Srie 
10657c478bd9Sstevel@tonic-gate 			} else if (ELF_ST_TYPE(symptr->st_info) != STT_TLS &&
10667c478bd9Sstevel@tonic-gate 			    (local || !(flags & FLG_OF_RELOBJ))) {
10677c478bd9Sstevel@tonic-gate 				restore = 1;
10687c478bd9Sstevel@tonic-gate 				sdp->sd_shndx = bssndx;
10697c478bd9Sstevel@tonic-gate 				sdp->sd_flags &= ~FLG_SY_SPECSEC;
107060758829Srie 				symptr->st_value = (Xword)S_ROUND(bssaddr,
1071d840867fSab 				    symptr->st_value);
10727c478bd9Sstevel@tonic-gate 				bssaddr = symptr->st_value + symptr->st_size;
10737c478bd9Sstevel@tonic-gate 				sdp->sd_isc = ofl->ofl_isbss;
10747c478bd9Sstevel@tonic-gate 				sdp->sd_flags |= FLG_SY_COMMEXP;
1075c1c6f601Srie 
10767c478bd9Sstevel@tonic-gate 			} else if (ELF_ST_TYPE(symptr->st_info) == STT_TLS &&
10777c478bd9Sstevel@tonic-gate 			    (local || !(flags & FLG_OF_RELOBJ))) {
10787c478bd9Sstevel@tonic-gate 				restore = 1;
10797c478bd9Sstevel@tonic-gate 				sdp->sd_shndx = tlsbssndx;
10807c478bd9Sstevel@tonic-gate 				sdp->sd_flags &= ~FLG_SY_SPECSEC;
10817c478bd9Sstevel@tonic-gate 				symptr->st_value = (Xword)S_ROUND(tlsbssaddr,
1082d840867fSab 				    symptr->st_value);
10837c478bd9Sstevel@tonic-gate 				tlsbssaddr = symptr->st_value + symptr->st_size;
10847c478bd9Sstevel@tonic-gate 				sdp->sd_isc = ofl->ofl_istlsbss;
10857c478bd9Sstevel@tonic-gate 				sdp->sd_flags |= FLG_SY_COMMEXP;
10867c478bd9Sstevel@tonic-gate 				/*
1087dd94ecefSrie 				 * TLS symbols are relative to the TLS segment.
10887c478bd9Sstevel@tonic-gate 				 */
10897c478bd9Sstevel@tonic-gate 				symptr->st_value -= ofl->ofl_tlsphdr->p_vaddr;
10907c478bd9Sstevel@tonic-gate 			}
1091ba2be530Sab #if	defined(_ELF64)
1092ba2be530Sab 		} else if ((ld_targ.t_m.m_mach == EM_AMD64) &&
1093ba2be530Sab 		    (sdp->sd_flags & FLG_SY_SPECSEC) &&
109454d82594Sseizo 		    ((sdp->sd_shndx = symptr->st_shndx) ==
109554d82594Sseizo 		    SHN_X86_64_LCOMMON) &&
109654d82594Sseizo 		    ((local || !(flags & FLG_OF_RELOBJ)))) {
109754d82594Sseizo 			restore = 1;
109854d82594Sseizo 			sdp->sd_shndx = lbssndx;
109954d82594Sseizo 			sdp->sd_flags &= ~FLG_SY_SPECSEC;
110060758829Srie 			symptr->st_value = (Xword)S_ROUND(lbssaddr,
1101d840867fSab 			    symptr->st_value);
110254d82594Sseizo 			lbssaddr = symptr->st_value + symptr->st_size;
110354d82594Sseizo 			sdp->sd_isc = ofl->ofl_islbss;
110454d82594Sseizo 			sdp->sd_flags |= FLG_SY_COMMEXP;
110554d82594Sseizo #endif
110654d82594Sseizo 		}
11077c478bd9Sstevel@tonic-gate 
110854d82594Sseizo 		if (restore != 0) {
1109d579eb63Sab 			uchar_t		type, bind;
1110c1c6f601Srie 
111154d82594Sseizo 			/*
1112c1c6f601Srie 			 * Make sure this COMMON symbol is returned to the same
1113c1c6f601Srie 			 * binding as was defined in the original relocatable
111454d82594Sseizo 			 * object reference.
111554d82594Sseizo 			 */
111654d82594Sseizo 			type = ELF_ST_TYPE(symptr->st_info);
111754d82594Sseizo 			if (sdp->sd_flags & FLG_SY_GLOBREF)
111854d82594Sseizo 				bind = STB_GLOBAL;
111954d82594Sseizo 			else
112054d82594Sseizo 				bind = STB_WEAK;
11217c478bd9Sstevel@tonic-gate 
112254d82594Sseizo 			symptr->st_info = ELF_ST_INFO(bind, type);
11237c478bd9Sstevel@tonic-gate 		}
11247c478bd9Sstevel@tonic-gate 	}
11257c478bd9Sstevel@tonic-gate 
112608278a5eSRod Evans 	/*
112708278a5eSRod Evans 	 * If this is a dynamic object then add any local capabilities symbols.
112808278a5eSRod Evans 	 */
112908278a5eSRod Evans 	if (dynsym && ofl->ofl_capfamilies) {
113008278a5eSRod Evans 		Cap_avlnode	*cav;
113108278a5eSRod Evans 
113208278a5eSRod Evans 		for (cav = avl_first(ofl->ofl_capfamilies); cav;
113308278a5eSRod Evans 		    cav = AVL_NEXT(ofl->ofl_capfamilies, cav)) {
113408278a5eSRod Evans 			Cap_sym		*csp;
113508278a5eSRod Evans 			Aliste		idx;
113608278a5eSRod Evans 
113708278a5eSRod Evans 			for (APLIST_TRAVERSE(cav->cn_members, idx, csp)) {
113808278a5eSRod Evans 				sdp = csp->cs_sdp;
113908278a5eSRod Evans 
114008278a5eSRod Evans 				DBG_CALL(Dbg_syms_created(ofl->ofl_lml,
114108278a5eSRod Evans 				    sdp->sd_name));
114208278a5eSRod Evans 				DBG_CALL(Dbg_syms_entered(ofl, sdp->sd_sym,
114308278a5eSRod Evans 				    sdp));
114408278a5eSRod Evans 
114508278a5eSRod Evans 				dynsym[dynsym_ndx] = *sdp->sd_sym;
114608278a5eSRod Evans 
114708278a5eSRod Evans 				(void) st_setstring(dynstr, sdp->sd_name,
114808278a5eSRod Evans 				    &stoff);
114908278a5eSRod Evans 				dynsym[dynsym_ndx].st_name = stoff;
115008278a5eSRod Evans 
115108278a5eSRod Evans 				sdp->sd_sym = &dynsym[dynsym_ndx];
115208278a5eSRod Evans 				sdp->sd_symndx = dynsym_ndx;
115308278a5eSRod Evans 
115408278a5eSRod Evans 				/*
115508278a5eSRod Evans 				 * Indicate that this is a capabilities symbol.
115608278a5eSRod Evans 				 * Note, that this identification only provides
115708278a5eSRod Evans 				 * information regarding the symbol that is
115808278a5eSRod Evans 				 * visible from elfdump(1) -y.  The association
115908278a5eSRod Evans 				 * of a symbol to its capabilities is derived
116008278a5eSRod Evans 				 * from a .SUNW_capinfo entry.
116108278a5eSRod Evans 				 */
116208278a5eSRod Evans 				if (syminfo) {
116308278a5eSRod Evans 					syminfo[dynsym_ndx].si_flags |=
116408278a5eSRod Evans 					    SYMINFO_FLG_CAP;
116508278a5eSRod Evans 				}
116608278a5eSRod Evans 
116708278a5eSRod Evans 				dynsym_ndx++;
116808278a5eSRod Evans 			}
116908278a5eSRod Evans 		}
117008278a5eSRod Evans 	}
117108278a5eSRod Evans 
11727c478bd9Sstevel@tonic-gate 	if (ofl->ofl_hashbkts) {
11737c478bd9Sstevel@tonic-gate 		qsort(sorted_syms + ofl->ofl_scopecnt + ofl->ofl_elimcnt,
11747c478bd9Sstevel@tonic-gate 		    ofl->ofl_globcnt, sizeof (Sym_s_list),
11757c478bd9Sstevel@tonic-gate 		    (int (*)(const void *, const void *))sym_hash_compare);
11767c478bd9Sstevel@tonic-gate 	}
11777c478bd9Sstevel@tonic-gate 
11787c478bd9Sstevel@tonic-gate 	for (ssndx = 0; ssndx < (ofl->ofl_elimcnt + ofl->ofl_scopecnt +
11797c478bd9Sstevel@tonic-gate 	    ofl->ofl_globcnt); ssndx++) {
11807c478bd9Sstevel@tonic-gate 		const char	*name;
11817c478bd9Sstevel@tonic-gate 		Sym		*sym;
11827c478bd9Sstevel@tonic-gate 		Sym_aux		*sap;
11837c478bd9Sstevel@tonic-gate 		Half		spec;
11849039eeafSab 		int		local = 0, dynlocal = 0, enter_in_symtab;
11857c478bd9Sstevel@tonic-gate 		Gotndx		*gnp;
11867c478bd9Sstevel@tonic-gate 		Word		sectndx;
11877c478bd9Sstevel@tonic-gate 
11887c478bd9Sstevel@tonic-gate 		sdp = sorted_syms[ssndx].sl_sdp;
11897c478bd9Sstevel@tonic-gate 		sectndx = 0;
11907c478bd9Sstevel@tonic-gate 
11917c478bd9Sstevel@tonic-gate 		if (symtab)
11927c478bd9Sstevel@tonic-gate 			enter_in_symtab = 1;
11937c478bd9Sstevel@tonic-gate 		else
11947c478bd9Sstevel@tonic-gate 			enter_in_symtab = 0;
11957c478bd9Sstevel@tonic-gate 
11967c478bd9Sstevel@tonic-gate 		/*
11977c478bd9Sstevel@tonic-gate 		 * Assign a got offset if necessary.
11987c478bd9Sstevel@tonic-gate 		 */
1199ba2be530Sab 		if ((ld_targ.t_mr.mr_assign_got != NULL) &&
1200ba2be530Sab 		    (*ld_targ.t_mr.mr_assign_got)(ofl, sdp) == S_ERROR)
12017c478bd9Sstevel@tonic-gate 			return ((Addr)S_ERROR);
1202c1c6f601Srie 
12035aefb655Srie 		if (DBG_ENABLED) {
120457ef7aa9SRod Evans 			Aliste	idx2;
120557ef7aa9SRod Evans 
120657ef7aa9SRod Evans 			for (ALIST_TRAVERSE(sdp->sd_GOTndxs, idx2, gnp)) {
1207d326b23bSrie 				gottable->gt_sym = sdp;
1208d326b23bSrie 				gottable->gt_gndx.gn_gotndx = gnp->gn_gotndx;
1209d326b23bSrie 				gottable->gt_gndx.gn_addend = gnp->gn_addend;
1210d326b23bSrie 				gottable++;
12117c478bd9Sstevel@tonic-gate 			}
12127c478bd9Sstevel@tonic-gate 
12137c478bd9Sstevel@tonic-gate 			if (sdp->sd_aux && sdp->sd_aux->sa_PLTGOTndx) {
1214d326b23bSrie 				gottable->gt_sym = sdp;
1215d326b23bSrie 				gottable->gt_gndx.gn_gotndx =
12167c478bd9Sstevel@tonic-gate 				    sdp->sd_aux->sa_PLTGOTndx;
1217d326b23bSrie 				gottable++;
12187c478bd9Sstevel@tonic-gate 			}
12197c478bd9Sstevel@tonic-gate 		}
12207c478bd9Sstevel@tonic-gate 
12217c478bd9Sstevel@tonic-gate 		/*
12227c478bd9Sstevel@tonic-gate 		 * If this symbol has been marked as being reduced to local
12237c478bd9Sstevel@tonic-gate 		 * scope then it will have to be placed in the scoped portion
12247c478bd9Sstevel@tonic-gate 		 * of the .symtab.  Retain the appropriate index for use in
12257c478bd9Sstevel@tonic-gate 		 * version symbol indexing and relocation.
12267c478bd9Sstevel@tonic-gate 		 */
1227c524b4feSRichard Lowe 		if (ld_sym_reducable(ofl, sdp)) {
12287c478bd9Sstevel@tonic-gate 			local = 1;
1229635216b6SRod Evans 			if (!(sdp->sd_flags & FLG_SY_ELIM) && !dynsym)
12307c478bd9Sstevel@tonic-gate 				sdp->sd_symndx = scopesym_ndx;
12317c478bd9Sstevel@tonic-gate 			else
12327c478bd9Sstevel@tonic-gate 				sdp->sd_symndx = 0;
12337c478bd9Sstevel@tonic-gate 
1234635216b6SRod Evans 			if (sdp->sd_flags & FLG_SY_ELIM) {
12357c478bd9Sstevel@tonic-gate 				enter_in_symtab = 0;
12369039eeafSab 			} else if (ldynsym && sdp->sd_sym->st_name &&
1237d579eb63Sab 			    ldynsym_symtype[
1238d579eb63Sab 			    ELF_ST_TYPE(sdp->sd_sym->st_info)]) {
12399039eeafSab 				dynlocal = 1;
12409039eeafSab 			}
12419039eeafSab 		} else {
12427c478bd9Sstevel@tonic-gate 			sdp->sd_symndx = *symndx;
12439039eeafSab 		}
12447c478bd9Sstevel@tonic-gate 
12457c478bd9Sstevel@tonic-gate 		/*
12467c478bd9Sstevel@tonic-gate 		 * Copy basic symbol and string information.
12477c478bd9Sstevel@tonic-gate 		 */
12487c478bd9Sstevel@tonic-gate 		name = sdp->sd_name;
12497c478bd9Sstevel@tonic-gate 		sap = sdp->sd_aux;
12507c478bd9Sstevel@tonic-gate 
12517c478bd9Sstevel@tonic-gate 		/*
12527c478bd9Sstevel@tonic-gate 		 * If we require to record version symbol indexes, update the
12537c478bd9Sstevel@tonic-gate 		 * associated version symbol information for all defined
12547c478bd9Sstevel@tonic-gate 		 * symbols.  If a version definition is required any zero value
12557c478bd9Sstevel@tonic-gate 		 * symbol indexes would have been flagged as undefined symbol
12567c478bd9Sstevel@tonic-gate 		 * errors, however if we're just scoping these need to fall into
12577c478bd9Sstevel@tonic-gate 		 * the base of global symbols.
12587c478bd9Sstevel@tonic-gate 		 */
12597c478bd9Sstevel@tonic-gate 		if (sdp->sd_symndx && versym) {
12607c478bd9Sstevel@tonic-gate 			Half	vndx = 0;
12617c478bd9Sstevel@tonic-gate 
1262090a8d9eSAli Bahrami 			if (sdp->sd_flags & FLG_SY_MVTOCOMM) {
12637c478bd9Sstevel@tonic-gate 				vndx = VER_NDX_GLOBAL;
1264090a8d9eSAli Bahrami 			} else if (sdp->sd_ref == REF_REL_NEED) {
12657c478bd9Sstevel@tonic-gate 				vndx = sap->sa_overndx;
126608278a5eSRod Evans 
12677c478bd9Sstevel@tonic-gate 				if ((vndx == 0) &&
12687c478bd9Sstevel@tonic-gate 				    (sdp->sd_sym->st_shndx != SHN_UNDEF)) {
126908278a5eSRod Evans 					if (SYM_IS_HIDDEN(sdp))
12707c478bd9Sstevel@tonic-gate 						vndx = VER_NDX_LOCAL;
12717c478bd9Sstevel@tonic-gate 					else
12727c478bd9Sstevel@tonic-gate 						vndx = VER_NDX_GLOBAL;
12737c478bd9Sstevel@tonic-gate 				}
1274090a8d9eSAli Bahrami 			} else if ((sdp->sd_ref == REF_DYN_NEED) &&
1275090a8d9eSAli Bahrami 			    (sap->sa_dverndx > 0) &&
1276090a8d9eSAli Bahrami 			    (sap->sa_dverndx <= sdp->sd_file->ifl_vercnt) &&
1277090a8d9eSAli Bahrami 			    (sdp->sd_file->ifl_verndx != NULL)) {
1278090a8d9eSAli Bahrami 				/* Use index of verneed record */
1279090a8d9eSAli Bahrami 				vndx = sdp->sd_file->ifl_verndx
1280090a8d9eSAli Bahrami 				    [sap->sa_dverndx].vi_overndx;
12817c478bd9Sstevel@tonic-gate 			}
12827c478bd9Sstevel@tonic-gate 			versym[sdp->sd_symndx] = vndx;
12837c478bd9Sstevel@tonic-gate 		}
12847c478bd9Sstevel@tonic-gate 
12857c478bd9Sstevel@tonic-gate 		/*
12867c478bd9Sstevel@tonic-gate 		 * If we are creating the .syminfo section then set per symbol
12877c478bd9Sstevel@tonic-gate 		 * flags here.
12887c478bd9Sstevel@tonic-gate 		 */
12897c478bd9Sstevel@tonic-gate 		if (sdp->sd_symndx && syminfo &&
12907c478bd9Sstevel@tonic-gate 		    !(sdp->sd_flags & FLG_SY_NOTAVAIL)) {
12917c478bd9Sstevel@tonic-gate 			int	ndx = sdp->sd_symndx;
1292635216b6SRod Evans 			APlist	**alpp = &(ofl->ofl_symdtent);
12937c478bd9Sstevel@tonic-gate 
12947c478bd9Sstevel@tonic-gate 			if (sdp->sd_flags & FLG_SY_MVTOCOMM)
12957c478bd9Sstevel@tonic-gate 				/*
12967c478bd9Sstevel@tonic-gate 				 * Identify a copy relocation symbol.
12977c478bd9Sstevel@tonic-gate 				 */
12987c478bd9Sstevel@tonic-gate 				syminfo[ndx].si_flags |= SYMINFO_FLG_COPY;
12997c478bd9Sstevel@tonic-gate 
13007c478bd9Sstevel@tonic-gate 			if (sdp->sd_ref == REF_DYN_NEED) {
13017c478bd9Sstevel@tonic-gate 				/*
13027c478bd9Sstevel@tonic-gate 				 * A reference is bound to a needed dependency.
130328bda19cSRod Evans 				 * Save the syminfo entry, so that when the
130428bda19cSRod Evans 				 * .dynamic section has been updated, a
130528bda19cSRod Evans 				 * DT_NEEDED entry can be associated
130628bda19cSRod Evans 				 * (see update_osyminfo()).
13077c478bd9Sstevel@tonic-gate 				 */
130857ef7aa9SRod Evans 				if (aplist_append(alpp, sdp,
130957ef7aa9SRod Evans 				    AL_CNT_OFL_SYMINFOSYMS) == NULL)
13107c478bd9Sstevel@tonic-gate 					return (0);
13117c478bd9Sstevel@tonic-gate 
131228bda19cSRod Evans 				/*
131328bda19cSRod Evans 				 * Flag that the symbol has a direct association
131428bda19cSRod Evans 				 * with the external reference (this is an old
131528bda19cSRod Evans 				 * tagging, that has no real effect by itself).
131628bda19cSRod Evans 				 */
13177c478bd9Sstevel@tonic-gate 				syminfo[ndx].si_flags |= SYMINFO_FLG_DIRECT;
1318f441771bSRod Evans 
1319f441771bSRod Evans 				/*
1320f441771bSRod Evans 				 * Flag any lazy or deferred reference.
1321f441771bSRod Evans 				 */
13227c478bd9Sstevel@tonic-gate 				if (sdp->sd_flags & FLG_SY_LAZYLD)
13237c478bd9Sstevel@tonic-gate 					syminfo[ndx].si_flags |=
13247c478bd9Sstevel@tonic-gate 					    SYMINFO_FLG_LAZYLOAD;
1325f441771bSRod Evans 				if (sdp->sd_flags & FLG_SY_DEFERRED)
1326f441771bSRod Evans 					syminfo[ndx].si_flags |=
1327f441771bSRod Evans 					    SYMINFO_FLG_DEFERRED;
13287c478bd9Sstevel@tonic-gate 
13297c478bd9Sstevel@tonic-gate 				/*
13307c478bd9Sstevel@tonic-gate 				 * Enable direct symbol bindings if:
13317c478bd9Sstevel@tonic-gate 				 *
133257ef7aa9SRod Evans 				 *  -	Symbol was identified with the DIRECT
13337c478bd9Sstevel@tonic-gate 				 *	keyword in a mapfile.
13347c478bd9Sstevel@tonic-gate 				 *
133557ef7aa9SRod Evans 				 *  -	Symbol reference has been bound to a
1336c524b4feSRichard Lowe 				 *	dependency which was specified as
13377c478bd9Sstevel@tonic-gate 				 *	requiring direct bindings with -zdirect.
13387c478bd9Sstevel@tonic-gate 				 *
133957ef7aa9SRod Evans 				 *  -	All symbol references are required to
13407c478bd9Sstevel@tonic-gate 				 *	use direct bindings via -Bdirect.
13417c478bd9Sstevel@tonic-gate 				 */
1342635216b6SRod Evans 				if (sdp->sd_flags & FLG_SY_DIR)
13437c478bd9Sstevel@tonic-gate 					syminfo[ndx].si_flags |=
13447c478bd9Sstevel@tonic-gate 					    SYMINFO_FLG_DIRECTBIND;
13457c478bd9Sstevel@tonic-gate 
13467c478bd9Sstevel@tonic-gate 			} else if ((sdp->sd_flags & FLG_SY_EXTERN) &&
13477c478bd9Sstevel@tonic-gate 			    (sdp->sd_sym->st_shndx == SHN_UNDEF)) {
13487c478bd9Sstevel@tonic-gate 				/*
13497c478bd9Sstevel@tonic-gate 				 * If this symbol has been explicitly defined
13507c478bd9Sstevel@tonic-gate 				 * as external, and remains unresolved, mark
13517c478bd9Sstevel@tonic-gate 				 * it as external.
13527c478bd9Sstevel@tonic-gate 				 */
13537c478bd9Sstevel@tonic-gate 				syminfo[ndx].si_boundto = SYMINFO_BT_EXTERN;
13547c478bd9Sstevel@tonic-gate 
13559a411307Srie 			} else if ((sdp->sd_flags & FLG_SY_PARENT) &&
13569a411307Srie 			    (sdp->sd_sym->st_shndx == SHN_UNDEF)) {
13577c478bd9Sstevel@tonic-gate 				/*
13589a411307Srie 				 * If this symbol has been explicitly defined
13599a411307Srie 				 * to be a reference to a parent object,
13609a411307Srie 				 * indicate whether a direct binding should be
13617c478bd9Sstevel@tonic-gate 				 * established.
13627c478bd9Sstevel@tonic-gate 				 */
13637c478bd9Sstevel@tonic-gate 				syminfo[ndx].si_flags |= SYMINFO_FLG_DIRECT;
13647c478bd9Sstevel@tonic-gate 				syminfo[ndx].si_boundto = SYMINFO_BT_PARENT;
1365635216b6SRod Evans 				if (sdp->sd_flags & FLG_SY_DIR)
13667c478bd9Sstevel@tonic-gate 					syminfo[ndx].si_flags |=
13677c478bd9Sstevel@tonic-gate 					    SYMINFO_FLG_DIRECTBIND;
13687c478bd9Sstevel@tonic-gate 
13697c478bd9Sstevel@tonic-gate 			} else if (sdp->sd_flags & FLG_SY_STDFLTR) {
13707c478bd9Sstevel@tonic-gate 				/*
13717c478bd9Sstevel@tonic-gate 				 * A filter definition.  Although this symbol
13727c478bd9Sstevel@tonic-gate 				 * can only be a stub, it might be necessary to
13737c478bd9Sstevel@tonic-gate 				 * prevent external direct bindings.
13747c478bd9Sstevel@tonic-gate 				 */
13757c478bd9Sstevel@tonic-gate 				syminfo[ndx].si_flags |= SYMINFO_FLG_FILTER;
1376635216b6SRod Evans 				if (sdp->sd_flags & FLG_SY_NDIR)
13777c478bd9Sstevel@tonic-gate 					syminfo[ndx].si_flags |=
13787c478bd9Sstevel@tonic-gate 					    SYMINFO_FLG_NOEXTDIRECT;
13797c478bd9Sstevel@tonic-gate 
13807c478bd9Sstevel@tonic-gate 			} else if (sdp->sd_flags & FLG_SY_AUXFLTR) {
13817c478bd9Sstevel@tonic-gate 				/*
13827c478bd9Sstevel@tonic-gate 				 * An auxiliary filter definition.  By nature,
13837c478bd9Sstevel@tonic-gate 				 * this definition is direct, in that should the
13847c478bd9Sstevel@tonic-gate 				 * filtee lookup fail, we'll fall back to this
138508278a5eSRod Evans 				 * object.  It may still be necessary to
13867c478bd9Sstevel@tonic-gate 				 * prevent external direct bindings.
13877c478bd9Sstevel@tonic-gate 				 */
13887c478bd9Sstevel@tonic-gate 				syminfo[ndx].si_flags |= SYMINFO_FLG_AUXILIARY;
1389635216b6SRod Evans 				if (sdp->sd_flags & FLG_SY_NDIR)
13907c478bd9Sstevel@tonic-gate 					syminfo[ndx].si_flags |=
13917c478bd9Sstevel@tonic-gate 					    SYMINFO_FLG_NOEXTDIRECT;
13927c478bd9Sstevel@tonic-gate 
13937c478bd9Sstevel@tonic-gate 			} else if ((sdp->sd_ref == REF_REL_NEED) &&
13947c478bd9Sstevel@tonic-gate 			    (sdp->sd_sym->st_shndx != SHN_UNDEF)) {
13957c478bd9Sstevel@tonic-gate 				/*
13967c478bd9Sstevel@tonic-gate 				 * This definition exists within the object
1397635216b6SRod Evans 				 * being created.  Provide a default boundto
1398635216b6SRod Evans 				 * definition, which may be overridden later.
13997c478bd9Sstevel@tonic-gate 				 */
1400635216b6SRod Evans 				syminfo[ndx].si_boundto = SYMINFO_BT_NONE;
1401635216b6SRod Evans 
1402635216b6SRod Evans 				/*
1403635216b6SRod Evans 				 * Indicate whether it is necessary to prevent
1404635216b6SRod Evans 				 * external direct bindings.
1405635216b6SRod Evans 				 */
1406635216b6SRod Evans 				if (sdp->sd_flags & FLG_SY_NDIR) {
14077c478bd9Sstevel@tonic-gate 					syminfo[ndx].si_flags |=
14087c478bd9Sstevel@tonic-gate 					    SYMINFO_FLG_NOEXTDIRECT;
14097c478bd9Sstevel@tonic-gate 				}
14107c478bd9Sstevel@tonic-gate 
14119a411307Srie 				/*
14129a411307Srie 				 * Indicate that this symbol is acting as an
14139a411307Srie 				 * individual interposer.
14149a411307Srie 				 */
14159a411307Srie 				if (sdp->sd_flags & FLG_SY_INTPOSE) {
14169a411307Srie 					syminfo[ndx].si_flags |=
14179a411307Srie 					    SYMINFO_FLG_INTERPOSE;
14189a411307Srie 				}
14199a411307Srie 
1420f441771bSRod Evans 				/*
1421f441771bSRod Evans 				 * Indicate that this symbol is deferred, and
1422f441771bSRod Evans 				 * hence should not be bound to during BIND_NOW
1423f441771bSRod Evans 				 * relocations.
1424f441771bSRod Evans 				 */
1425f441771bSRod Evans 				if (sdp->sd_flags & FLG_SY_DEFERRED) {
1426f441771bSRod Evans 					syminfo[ndx].si_flags |=
1427f441771bSRod Evans 					    SYMINFO_FLG_DEFERRED;
1428f441771bSRod Evans 				}
1429f441771bSRod Evans 
14307c478bd9Sstevel@tonic-gate 				/*
1431635216b6SRod Evans 				 * If external bindings are allowed, indicate
1432635216b6SRod Evans 				 * the binding, and a direct binding if
1433635216b6SRod Evans 				 * necessary.
14347c478bd9Sstevel@tonic-gate 				 */
1435635216b6SRod Evans 				if ((sdp->sd_flags & FLG_SY_NDIR) == 0) {
14367c478bd9Sstevel@tonic-gate 					syminfo[ndx].si_flags |=
14377c478bd9Sstevel@tonic-gate 					    SYMINFO_FLG_DIRECT;
14387c478bd9Sstevel@tonic-gate 
1439635216b6SRod Evans 					if (sdp->sd_flags & FLG_SY_DIR)
14407c478bd9Sstevel@tonic-gate 						syminfo[ndx].si_flags |=
14417c478bd9Sstevel@tonic-gate 						    SYMINFO_FLG_DIRECTBIND;
14427c478bd9Sstevel@tonic-gate 
14437c478bd9Sstevel@tonic-gate 					/*
1444635216b6SRod Evans 					 * Provide a default boundto definition,
1445635216b6SRod Evans 					 * which may be overridden later.
14467c478bd9Sstevel@tonic-gate 					 */
1447635216b6SRod Evans 					syminfo[ndx].si_boundto =
1448635216b6SRod Evans 					    SYMINFO_BT_SELF;
14497c478bd9Sstevel@tonic-gate 				}
145008278a5eSRod Evans 
145108278a5eSRod Evans 				/*
145208278a5eSRod Evans 				 * Indicate that this is a capabilities symbol.
145308278a5eSRod Evans 				 * Note, that this identification only provides
145408278a5eSRod Evans 				 * information regarding the symbol that is
145508278a5eSRod Evans 				 * visible from elfdump(1) -y.  The association
145608278a5eSRod Evans 				 * of a symbol to its capabilities is derived
145708278a5eSRod Evans 				 * from a .SUNW_capinfo entry.
145808278a5eSRod Evans 				 */
145908278a5eSRod Evans 				if ((sdp->sd_flags & FLG_SY_CAP) &&
146008278a5eSRod Evans 				    ofl->ofl_oscapinfo) {
146108278a5eSRod Evans 					syminfo[ndx].si_flags |=
146208278a5eSRod Evans 					    SYMINFO_FLG_CAP;
146308278a5eSRod Evans 				}
14647c478bd9Sstevel@tonic-gate 			}
14657c478bd9Sstevel@tonic-gate 		}
14667c478bd9Sstevel@tonic-gate 
14677c478bd9Sstevel@tonic-gate 		/*
14687c478bd9Sstevel@tonic-gate 		 * Note that the `sym' value is reset to be one of the new
14697c478bd9Sstevel@tonic-gate 		 * symbol table entries.  This symbol will be updated further
14707c478bd9Sstevel@tonic-gate 		 * depending on the type of the symbol.  Process the .symtab
14717c478bd9Sstevel@tonic-gate 		 * first, followed by the .dynsym, thus the `sym' value will
14727c478bd9Sstevel@tonic-gate 		 * remain as the .dynsym value when the .dynsym is present.
1473c1c6f601Srie 		 * This ensures that any versioning symbols st_name value will
14749039eeafSab 		 * be appropriate for the string table used by version
14757c478bd9Sstevel@tonic-gate 		 * entries.
14767c478bd9Sstevel@tonic-gate 		 */
14777c478bd9Sstevel@tonic-gate 		if (enter_in_symtab) {
14787c478bd9Sstevel@tonic-gate 			Word	_symndx;
14797c478bd9Sstevel@tonic-gate 
14807c478bd9Sstevel@tonic-gate 			if (local)
14817c478bd9Sstevel@tonic-gate 				_symndx = scopesym_ndx;
14827c478bd9Sstevel@tonic-gate 			else
14837c478bd9Sstevel@tonic-gate 				_symndx = symtab_ndx;
14849039eeafSab 
14857c478bd9Sstevel@tonic-gate 			symtab[_symndx] = *sdp->sd_sym;
14867c478bd9Sstevel@tonic-gate 			sdp->sd_sym = sym = &symtab[_symndx];
14877c478bd9Sstevel@tonic-gate 			(void) st_setstring(strtab, name, &stoff);
14887c478bd9Sstevel@tonic-gate 			sym->st_name = stoff;
14897c478bd9Sstevel@tonic-gate 		}
14909039eeafSab 		if (dynlocal) {
14919039eeafSab 			ldynsym[ldynscopesym_ndx] = *sdp->sd_sym;
14929039eeafSab 			sdp->sd_sym = sym = &ldynsym[ldynscopesym_ndx];
14939039eeafSab 			(void) st_setstring(dynstr, name, &stoff);
14949039eeafSab 			ldynsym[ldynscopesym_ndx].st_name = stoff;
1495d579eb63Sab 			/* Add it to sort section if it qualifies */
1496d579eb63Sab 			ADD_TO_DYNSORT(sdp, sym, ELF_ST_TYPE(sym->st_info),
1497d579eb63Sab 			    ldynscopesym_ndx);
14989039eeafSab 		}
14997c478bd9Sstevel@tonic-gate 
15007c478bd9Sstevel@tonic-gate 		if (dynsym && !local) {
15017c478bd9Sstevel@tonic-gate 			dynsym[dynsym_ndx] = *sdp->sd_sym;
150260758829Srie 
15037c478bd9Sstevel@tonic-gate 			/*
15047c478bd9Sstevel@tonic-gate 			 * Provided this isn't an unnamed register symbol,
150560758829Srie 			 * update the symbols name and hash value.
15067c478bd9Sstevel@tonic-gate 			 */
15077c478bd9Sstevel@tonic-gate 			if (((sdp->sd_flags & FLG_SY_REGSYM) == 0) ||
15087c478bd9Sstevel@tonic-gate 			    dynsym[dynsym_ndx].st_name) {
1509d840867fSab 				(void) st_setstring(dynstr, name, &stoff);
1510d840867fSab 				dynsym[dynsym_ndx].st_name = stoff;
151160758829Srie 
1512d840867fSab 				if (stoff) {
151308278a5eSRod Evans 					Word	hashval, _hashndx;
151460758829Srie 
151560758829Srie 					hashval =
151660758829Srie 					    sap->sa_hash % ofl->ofl_hashbkts;
151760758829Srie 
1518d840867fSab 					/* LINTED */
1519d840867fSab 					if (_hashndx = hashbkt[hashval]) {
152060758829Srie 						while (hashchain[_hashndx]) {
1521d840867fSab 							_hashndx =
1522d840867fSab 							    hashchain[_hashndx];
152360758829Srie 						}
1524d840867fSab 						hashchain[_hashndx] =
1525d840867fSab 						    sdp->sd_symndx;
1526d840867fSab 					} else {
1527d840867fSab 						hashbkt[hashval] =
1528d840867fSab 						    sdp->sd_symndx;
1529d840867fSab 					}
15307c478bd9Sstevel@tonic-gate 				}
15317c478bd9Sstevel@tonic-gate 			}
15327c478bd9Sstevel@tonic-gate 			sdp->sd_sym = sym = &dynsym[dynsym_ndx];
153360758829Srie 
1534d579eb63Sab 			/*
1535d579eb63Sab 			 * Add it to sort section if it qualifies.
1536d579eb63Sab 			 * The indexes in that section are relative to the
1537d579eb63Sab 			 * the adjacent SUNW_ldynsym/dymsym pair, so we
1538d579eb63Sab 			 * add the number of items in SUNW_ldynsym to the
1539d579eb63Sab 			 * dynsym index.
1540d579eb63Sab 			 */
1541d579eb63Sab 			ADD_TO_DYNSORT(sdp, sym, ELF_ST_TYPE(sym->st_info),
1542d579eb63Sab 			    ldynsym_cnt + dynsym_ndx);
15437c478bd9Sstevel@tonic-gate 		}
154408278a5eSRod Evans 
15459039eeafSab 		if (!enter_in_symtab && (!dynsym || (local && !dynlocal))) {
15467c478bd9Sstevel@tonic-gate 			if (!(sdp->sd_flags & FLG_SY_UPREQD))
15477c478bd9Sstevel@tonic-gate 				continue;
15487c478bd9Sstevel@tonic-gate 			sym = sdp->sd_sym;
15497c478bd9Sstevel@tonic-gate 		} else
15507c478bd9Sstevel@tonic-gate 			sdp->sd_flags &= ~FLG_SY_CLEAN;
15517c478bd9Sstevel@tonic-gate 
15527c478bd9Sstevel@tonic-gate 		/*
15537c478bd9Sstevel@tonic-gate 		 * If we have a weak data symbol for which we need the real
15547c478bd9Sstevel@tonic-gate 		 * symbol also, save this processing until later.
15557c478bd9Sstevel@tonic-gate 		 *
15567c478bd9Sstevel@tonic-gate 		 * The exception to this is if the weak/strong have PLT's
15577c478bd9Sstevel@tonic-gate 		 * assigned to them.  In that case we don't do the post-weak
15587c478bd9Sstevel@tonic-gate 		 * processing because the PLT's must be maintained so that we
15597c478bd9Sstevel@tonic-gate 		 * can do 'interpositioning' on both of the symbols.
15607c478bd9Sstevel@tonic-gate 		 */
15617c478bd9Sstevel@tonic-gate 		if ((sap->sa_linkndx) &&
15627c478bd9Sstevel@tonic-gate 		    (ELF_ST_BIND(sym->st_info) == STB_WEAK) &&
15637c478bd9Sstevel@tonic-gate 		    (!sap->sa_PLTndx)) {
156457ef7aa9SRod Evans 			Sym_desc	*_sdp;
156557ef7aa9SRod Evans 
156657ef7aa9SRod Evans 			_sdp = sdp->sd_file->ifl_oldndx[sap->sa_linkndx];
15677c478bd9Sstevel@tonic-gate 
15687c478bd9Sstevel@tonic-gate 			if (_sdp->sd_ref != REF_DYN_SEEN) {
156957ef7aa9SRod Evans 				Wk_desc	wk;
15707c478bd9Sstevel@tonic-gate 
15719039eeafSab 				if (enter_in_symtab) {
157257ef7aa9SRod Evans 					if (local) {
157357ef7aa9SRod Evans 						wk.wk_symtab =
15747c478bd9Sstevel@tonic-gate 						    &symtab[scopesym_ndx];
157557ef7aa9SRod Evans 						scopesym_ndx++;
157657ef7aa9SRod Evans 					} else {
157757ef7aa9SRod Evans 						wk.wk_symtab =
15787c478bd9Sstevel@tonic-gate 						    &symtab[symtab_ndx];
157957ef7aa9SRod Evans 						symtab_ndx++;
158057ef7aa9SRod Evans 					}
15813e831575SAli Bahrami 				} else {
15823e831575SAli Bahrami 					wk.wk_symtab = NULL;
15839039eeafSab 				}
15849039eeafSab 				if (dynsym) {
15859039eeafSab 					if (!local) {
158657ef7aa9SRod Evans 						wk.wk_dynsym =
15879039eeafSab 						    &dynsym[dynsym_ndx];
158857ef7aa9SRod Evans 						dynsym_ndx++;
15899039eeafSab 					} else if (dynlocal) {
159057ef7aa9SRod Evans 						wk.wk_dynsym =
15919039eeafSab 						    &ldynsym[ldynscopesym_ndx];
159257ef7aa9SRod Evans 						ldynscopesym_ndx++;
15939039eeafSab 					}
15943e831575SAli Bahrami 				} else {
15953e831575SAli Bahrami 					wk.wk_dynsym = NULL;
15969039eeafSab 				}
159757ef7aa9SRod Evans 				wk.wk_weak = sdp;
159857ef7aa9SRod Evans 				wk.wk_alias = _sdp;
15997c478bd9Sstevel@tonic-gate 
160057ef7aa9SRod Evans 				if (alist_append(&weak, &wk,
160157ef7aa9SRod Evans 				    sizeof (Wk_desc), AL_CNT_WEAK) == NULL)
16027c478bd9Sstevel@tonic-gate 					return ((Addr)S_ERROR);
16037c478bd9Sstevel@tonic-gate 
16047c478bd9Sstevel@tonic-gate 				continue;
16057c478bd9Sstevel@tonic-gate 			}
16067c478bd9Sstevel@tonic-gate 		}
16077c478bd9Sstevel@tonic-gate 
16085aefb655Srie 		DBG_CALL(Dbg_syms_old(ofl, sdp));
16097c478bd9Sstevel@tonic-gate 
1610fb8f92baSToomas Soome 		spec = 0;
16117c478bd9Sstevel@tonic-gate 		/*
16127c478bd9Sstevel@tonic-gate 		 * assign new symbol value.
16137c478bd9Sstevel@tonic-gate 		 */
16147c478bd9Sstevel@tonic-gate 		sectndx = sdp->sd_shndx;
16157c478bd9Sstevel@tonic-gate 		if (sectndx == SHN_UNDEF) {
16167c478bd9Sstevel@tonic-gate 			if (((sdp->sd_flags & FLG_SY_REGSYM) == 0) &&
16177c478bd9Sstevel@tonic-gate 			    (sym->st_value != 0)) {
16181007fd6fSAli Bahrami 				ld_eprintf(ofl, ERR_WARNING,
16195aefb655Srie 				    MSG_INTL(MSG_SYM_NOTNULL),
16207c478bd9Sstevel@tonic-gate 				    demangle(name), sdp->sd_file->ifl_name);
16217c478bd9Sstevel@tonic-gate 			}
16227c478bd9Sstevel@tonic-gate 
16237c478bd9Sstevel@tonic-gate 			/*
16247c478bd9Sstevel@tonic-gate 			 * Undefined weak global, if we are generating a static
16257c478bd9Sstevel@tonic-gate 			 * executable, output as an absolute zero.  Otherwise
16267c478bd9Sstevel@tonic-gate 			 * leave it as is, ld.so.1 will skip symbols of this
16277c478bd9Sstevel@tonic-gate 			 * type (this technique allows applications and
16287c478bd9Sstevel@tonic-gate 			 * libraries to test for the existence of a symbol as an
16297c478bd9Sstevel@tonic-gate 			 * indication of the presence or absence of certain
16307c478bd9Sstevel@tonic-gate 			 * functionality).
16317c478bd9Sstevel@tonic-gate 			 */
1632635216b6SRod Evans 			if (OFL_IS_STATIC_EXEC(ofl) &&
16337c478bd9Sstevel@tonic-gate 			    (ELF_ST_BIND(sym->st_info) == STB_WEAK)) {
16347c478bd9Sstevel@tonic-gate 				sdp->sd_flags |= FLG_SY_SPECSEC;
16357c478bd9Sstevel@tonic-gate 				sdp->sd_shndx = sectndx = SHN_ABS;
16367c478bd9Sstevel@tonic-gate 			}
16377c478bd9Sstevel@tonic-gate 		} else if ((sdp->sd_flags & FLG_SY_SPECSEC) &&
16387c478bd9Sstevel@tonic-gate 		    (sectndx == SHN_COMMON)) {
16397c478bd9Sstevel@tonic-gate 			/* COMMONs have already been processed */
16407c478bd9Sstevel@tonic-gate 			/* EMPTY */
16417c478bd9Sstevel@tonic-gate 			;
16427c478bd9Sstevel@tonic-gate 		} else {
16437c478bd9Sstevel@tonic-gate 			if ((sdp->sd_flags & FLG_SY_SPECSEC) &&
16447c478bd9Sstevel@tonic-gate 			    (sectndx == SHN_ABS))
16457c478bd9Sstevel@tonic-gate 				spec = sdp->sd_aux->sa_symspec;
16467c478bd9Sstevel@tonic-gate 
16477c478bd9Sstevel@tonic-gate 			/* LINTED */
16487c478bd9Sstevel@tonic-gate 			if (sdp->sd_flags & FLG_SY_COMMEXP) {
16497c478bd9Sstevel@tonic-gate 				/*
16507c478bd9Sstevel@tonic-gate 				 * This is (or was) a COMMON symbol which was
16517c478bd9Sstevel@tonic-gate 				 * processed above - no processing
16527c478bd9Sstevel@tonic-gate 				 * required here.
16537c478bd9Sstevel@tonic-gate 				 */
16547c478bd9Sstevel@tonic-gate 				;
16557c478bd9Sstevel@tonic-gate 			} else if (sdp->sd_ref == REF_DYN_NEED) {
1656d579eb63Sab 				uchar_t	type, bind;
16577c478bd9Sstevel@tonic-gate 
16587c478bd9Sstevel@tonic-gate 				sectndx = SHN_UNDEF;
16597c478bd9Sstevel@tonic-gate 				sym->st_value = 0;
16607c478bd9Sstevel@tonic-gate 				sym->st_size = 0;
16617c478bd9Sstevel@tonic-gate 
16627c478bd9Sstevel@tonic-gate 				/*
16637c478bd9Sstevel@tonic-gate 				 * Make sure this undefined symbol is returned
16647c478bd9Sstevel@tonic-gate 				 * to the same binding as was defined in the
16657c478bd9Sstevel@tonic-gate 				 * original relocatable object reference.
16667c478bd9Sstevel@tonic-gate 				 */
16677c478bd9Sstevel@tonic-gate 				type = ELF_ST_TYPE(sym-> st_info);
16687c478bd9Sstevel@tonic-gate 				if (sdp->sd_flags & FLG_SY_GLOBREF)
16697c478bd9Sstevel@tonic-gate 					bind = STB_GLOBAL;
16707c478bd9Sstevel@tonic-gate 				else
16717c478bd9Sstevel@tonic-gate 					bind = STB_WEAK;
16727c478bd9Sstevel@tonic-gate 
16737c478bd9Sstevel@tonic-gate 				sym->st_info = ELF_ST_INFO(bind, type);
16747c478bd9Sstevel@tonic-gate 
16757c478bd9Sstevel@tonic-gate 			} else if (((sdp->sd_flags & FLG_SY_SPECSEC) == 0) &&
16767c478bd9Sstevel@tonic-gate 			    (sdp->sd_ref == REF_REL_NEED)) {
16777c478bd9Sstevel@tonic-gate 				osp = sdp->sd_isc->is_osdesc;
16787c478bd9Sstevel@tonic-gate 				/* LINTED */
16797c478bd9Sstevel@tonic-gate 				sectndx = elf_ndxscn(osp->os_scn);
16807c478bd9Sstevel@tonic-gate 
16817c478bd9Sstevel@tonic-gate 				/*
16827c478bd9Sstevel@tonic-gate 				 * In an executable, the new symbol value is the
16837c478bd9Sstevel@tonic-gate 				 * old value (offset into defining section) plus
16847c478bd9Sstevel@tonic-gate 				 * virtual address of defining section.  In a
16857c478bd9Sstevel@tonic-gate 				 * relocatable, the new value is the old value
16867c478bd9Sstevel@tonic-gate 				 * plus the displacement of the section within
16877c478bd9Sstevel@tonic-gate 				 * the file.
16887c478bd9Sstevel@tonic-gate 				 */
16897c478bd9Sstevel@tonic-gate 				/* LINTED */
16907c478bd9Sstevel@tonic-gate 				sym->st_value +=
16917c478bd9Sstevel@tonic-gate 				    (Off)_elf_getxoff(sdp->sd_isc->is_indata);
16927c478bd9Sstevel@tonic-gate 
16937c478bd9Sstevel@tonic-gate 				if (!(flags & FLG_OF_RELOBJ)) {
16947c478bd9Sstevel@tonic-gate 					sym->st_value += osp->os_shdr->sh_addr;
16957c478bd9Sstevel@tonic-gate 					/*
16967c478bd9Sstevel@tonic-gate 					 * TLS symbols are relative to
16977c478bd9Sstevel@tonic-gate 					 * the TLS segment.
16987c478bd9Sstevel@tonic-gate 					 */
16997c478bd9Sstevel@tonic-gate 					if ((ELF_ST_TYPE(sym->st_info) ==
17007c478bd9Sstevel@tonic-gate 					    STT_TLS) && (ofl->ofl_tlsphdr))
17017c478bd9Sstevel@tonic-gate 						sym->st_value -=
17027c478bd9Sstevel@tonic-gate 						    ofl->ofl_tlsphdr->p_vaddr;
17037c478bd9Sstevel@tonic-gate 				}
17047c478bd9Sstevel@tonic-gate 			}
17057c478bd9Sstevel@tonic-gate 		}
17067c478bd9Sstevel@tonic-gate 
17077c478bd9Sstevel@tonic-gate 		if (spec) {
17087c478bd9Sstevel@tonic-gate 			switch (spec) {
17097c478bd9Sstevel@tonic-gate 			case SDAUX_ID_ETEXT:
17107c478bd9Sstevel@tonic-gate 				sym->st_value = etext;
17117c478bd9Sstevel@tonic-gate 				sectndx = etext_ndx;
17127c478bd9Sstevel@tonic-gate 				if (etext_abs)
17137c478bd9Sstevel@tonic-gate 					sdp->sd_flags |= FLG_SY_SPECSEC;
17147c478bd9Sstevel@tonic-gate 				else
17157c478bd9Sstevel@tonic-gate 					sdp->sd_flags &= ~FLG_SY_SPECSEC;
17167c478bd9Sstevel@tonic-gate 				break;
17177c478bd9Sstevel@tonic-gate 			case SDAUX_ID_EDATA:
17187c478bd9Sstevel@tonic-gate 				sym->st_value = edata;
17197c478bd9Sstevel@tonic-gate 				sectndx = edata_ndx;
17207c478bd9Sstevel@tonic-gate 				if (edata_abs)
17217c478bd9Sstevel@tonic-gate 					sdp->sd_flags |= FLG_SY_SPECSEC;
17227c478bd9Sstevel@tonic-gate 				else
17237c478bd9Sstevel@tonic-gate 					sdp->sd_flags &= ~FLG_SY_SPECSEC;
17247c478bd9Sstevel@tonic-gate 				break;
17257c478bd9Sstevel@tonic-gate 			case SDAUX_ID_END:
17267c478bd9Sstevel@tonic-gate 				sym->st_value = end;
17277c478bd9Sstevel@tonic-gate 				sectndx = end_ndx;
17287c478bd9Sstevel@tonic-gate 				if (end_abs)
17297c478bd9Sstevel@tonic-gate 					sdp->sd_flags |= FLG_SY_SPECSEC;
17307c478bd9Sstevel@tonic-gate 				else
17317c478bd9Sstevel@tonic-gate 					sdp->sd_flags &= ~FLG_SY_SPECSEC;
17327c478bd9Sstevel@tonic-gate 				break;
17337c478bd9Sstevel@tonic-gate 			case SDAUX_ID_START:
17347c478bd9Sstevel@tonic-gate 				sym->st_value = start;
17357c478bd9Sstevel@tonic-gate 				sectndx = start_ndx;
17367c478bd9Sstevel@tonic-gate 				sdp->sd_flags &= ~FLG_SY_SPECSEC;
17377c478bd9Sstevel@tonic-gate 				break;
17387c478bd9Sstevel@tonic-gate 			case SDAUX_ID_DYN:
17397c478bd9Sstevel@tonic-gate 				if (flags & FLG_OF_DYNAMIC) {
17407c478bd9Sstevel@tonic-gate 					sym->st_value = ofl->
17417c478bd9Sstevel@tonic-gate 					    ofl_osdynamic->os_shdr->sh_addr;
17427c478bd9Sstevel@tonic-gate 					/* LINTED */
17437c478bd9Sstevel@tonic-gate 					sectndx = elf_ndxscn(
17447c478bd9Sstevel@tonic-gate 					    ofl->ofl_osdynamic->os_scn);
17457c478bd9Sstevel@tonic-gate 					sdp->sd_flags &= ~FLG_SY_SPECSEC;
17467c478bd9Sstevel@tonic-gate 				}
17477c478bd9Sstevel@tonic-gate 				break;
17487c478bd9Sstevel@tonic-gate 			case SDAUX_ID_PLT:
17497c478bd9Sstevel@tonic-gate 				if (ofl->ofl_osplt) {
17507c478bd9Sstevel@tonic-gate 					sym->st_value = ofl->
17517c478bd9Sstevel@tonic-gate 					    ofl_osplt->os_shdr->sh_addr;
17527c478bd9Sstevel@tonic-gate 					/* LINTED */
17537c478bd9Sstevel@tonic-gate 					sectndx = elf_ndxscn(
17547c478bd9Sstevel@tonic-gate 					    ofl->ofl_osplt->os_scn);
17557c478bd9Sstevel@tonic-gate 					sdp->sd_flags &= ~FLG_SY_SPECSEC;
17567c478bd9Sstevel@tonic-gate 				}
17577c478bd9Sstevel@tonic-gate 				break;
17587c478bd9Sstevel@tonic-gate 			case SDAUX_ID_GOT:
17597c478bd9Sstevel@tonic-gate 				/*
17607c478bd9Sstevel@tonic-gate 				 * Symbol bias for negative growing tables is
17617c478bd9Sstevel@tonic-gate 				 * stored in symbol's value during
17627c478bd9Sstevel@tonic-gate 				 * allocate_got().
17637c478bd9Sstevel@tonic-gate 				 */
17647c478bd9Sstevel@tonic-gate 				sym->st_value += ofl->
17657c478bd9Sstevel@tonic-gate 				    ofl_osgot->os_shdr->sh_addr;
17667c478bd9Sstevel@tonic-gate 				/* LINTED */
17677c478bd9Sstevel@tonic-gate 				sectndx = elf_ndxscn(ofl->
17687c478bd9Sstevel@tonic-gate 				    ofl_osgot->os_scn);
17697c478bd9Sstevel@tonic-gate 				sdp->sd_flags &= ~FLG_SY_SPECSEC;
17707c478bd9Sstevel@tonic-gate 				break;
1771b6a0e2cdSRichard Lowe 			case SDAUX_ID_SECBOUND_START:
1772b6a0e2cdSRichard Lowe 				sym->st_value = sap->sa_boundsec->
1773b6a0e2cdSRichard Lowe 				    os_shdr->sh_addr;
1774b6a0e2cdSRichard Lowe 				sectndx = elf_ndxscn(sap->sa_boundsec->os_scn);
1775b6a0e2cdSRichard Lowe 				sdp->sd_flags &= ~FLG_SY_SPECSEC;
1776b6a0e2cdSRichard Lowe 				break;
1777b6a0e2cdSRichard Lowe 			case SDAUX_ID_SECBOUND_STOP:
1778b6a0e2cdSRichard Lowe 				sym->st_value = sap->sa_boundsec->
1779b6a0e2cdSRichard Lowe 				    os_shdr->sh_addr +
1780b6a0e2cdSRichard Lowe 				    sap->sa_boundsec->os_shdr->sh_size;
1781b6a0e2cdSRichard Lowe 				sectndx = elf_ndxscn(sap->sa_boundsec->os_scn);
1782b6a0e2cdSRichard Lowe 				sdp->sd_flags &= ~FLG_SY_SPECSEC;
1783b6a0e2cdSRichard Lowe 				break;
17847c478bd9Sstevel@tonic-gate 			default:
17857c478bd9Sstevel@tonic-gate 				/* NOTHING */
17867c478bd9Sstevel@tonic-gate 				;
17877c478bd9Sstevel@tonic-gate 			}
17887c478bd9Sstevel@tonic-gate 		}
17897c478bd9Sstevel@tonic-gate 
17907c478bd9Sstevel@tonic-gate 		/*
17917c478bd9Sstevel@tonic-gate 		 * If a plt index has been assigned to an undefined function,
17927c478bd9Sstevel@tonic-gate 		 * update the symbols value to the appropriate .plt address.
17937c478bd9Sstevel@tonic-gate 		 */
17947c478bd9Sstevel@tonic-gate 		if ((flags & FLG_OF_DYNAMIC) && (flags & FLG_OF_EXEC) &&
17957c478bd9Sstevel@tonic-gate 		    (sdp->sd_file) &&
17967c478bd9Sstevel@tonic-gate 		    (sdp->sd_file->ifl_ehdr->e_type == ET_DYN) &&
17977c478bd9Sstevel@tonic-gate 		    (ELF_ST_TYPE(sym->st_info) == STT_FUNC) &&
17987c478bd9Sstevel@tonic-gate 		    !(flags & FLG_OF_BFLAG)) {
17997c478bd9Sstevel@tonic-gate 			if (sap->sa_PLTndx)
1800ba2be530Sab 				sym->st_value =
1801ba2be530Sab 				    (*ld_targ.t_mr.mr_calc_plt_addr)(sdp, ofl);
18027c478bd9Sstevel@tonic-gate 		}
18037c478bd9Sstevel@tonic-gate 
18047c478bd9Sstevel@tonic-gate 		/*
18057c478bd9Sstevel@tonic-gate 		 * Finish updating the symbols.
18067c478bd9Sstevel@tonic-gate 		 */
18077c478bd9Sstevel@tonic-gate 
18087c478bd9Sstevel@tonic-gate 		/*
18097c478bd9Sstevel@tonic-gate 		 * Sym Update: if scoped local - set local binding
18107c478bd9Sstevel@tonic-gate 		 */
18117c478bd9Sstevel@tonic-gate 		if (local)
18127c478bd9Sstevel@tonic-gate 			sym->st_info = ELF_ST_INFO(STB_LOCAL,
18137c478bd9Sstevel@tonic-gate 			    ELF_ST_TYPE(sym->st_info));
18147c478bd9Sstevel@tonic-gate 
18157c478bd9Sstevel@tonic-gate 		/*
18167c478bd9Sstevel@tonic-gate 		 * Sym Updated: If both the .symtab and .dynsym
18177c478bd9Sstevel@tonic-gate 		 * are present then we've actually updated the information in
18187c478bd9Sstevel@tonic-gate 		 * the .dynsym, therefore copy this same information to the
18197c478bd9Sstevel@tonic-gate 		 * .symtab entry.
18207c478bd9Sstevel@tonic-gate 		 */
18217c478bd9Sstevel@tonic-gate 		sdp->sd_shndx = sectndx;
18229039eeafSab 		if (enter_in_symtab && dynsym && (!local || dynlocal)) {
18239039eeafSab 			Word _symndx = dynlocal ? scopesym_ndx : symtab_ndx;
18249039eeafSab 
18259039eeafSab 			symtab[_symndx].st_value = sym->st_value;
18269039eeafSab 			symtab[_symndx].st_size = sym->st_size;
18279039eeafSab 			symtab[_symndx].st_info = sym->st_info;
18289039eeafSab 			symtab[_symndx].st_other = sym->st_other;
18297c478bd9Sstevel@tonic-gate 		}
18307c478bd9Sstevel@tonic-gate 
18317c478bd9Sstevel@tonic-gate 		if (enter_in_symtab) {
18327c478bd9Sstevel@tonic-gate 			Word	_symndx;
18337c478bd9Sstevel@tonic-gate 
18347c478bd9Sstevel@tonic-gate 			if (local)
18357c478bd9Sstevel@tonic-gate 				_symndx = scopesym_ndx++;
18367c478bd9Sstevel@tonic-gate 			else
18377c478bd9Sstevel@tonic-gate 				_symndx = symtab_ndx++;
18387c478bd9Sstevel@tonic-gate 			if (((sdp->sd_flags & FLG_SY_SPECSEC) == 0) &&
18397c478bd9Sstevel@tonic-gate 			    (sectndx >= SHN_LORESERVE)) {
184057ef7aa9SRod Evans 				assert(symshndx != NULL);
18417c478bd9Sstevel@tonic-gate 				symshndx[_symndx] = sectndx;
18427c478bd9Sstevel@tonic-gate 				symtab[_symndx].st_shndx = SHN_XINDEX;
18437c478bd9Sstevel@tonic-gate 			} else {
18447c478bd9Sstevel@tonic-gate 				/* LINTED */
18457c478bd9Sstevel@tonic-gate 				symtab[_symndx].st_shndx = (Half)sectndx;
18467c478bd9Sstevel@tonic-gate 			}
18477c478bd9Sstevel@tonic-gate 		}
18487c478bd9Sstevel@tonic-gate 
18499039eeafSab 		if (dynsym && (!local || dynlocal)) {
18509039eeafSab 			/*
18519039eeafSab 			 * dynsym and ldynsym are distinct tables, so
18529039eeafSab 			 * we use indirection to access the right one
18539039eeafSab 			 * and the related extended section index array.
18549039eeafSab 			 */
18559039eeafSab 			Word	_symndx;
18569039eeafSab 			Sym	*_dynsym;
18579039eeafSab 			Word	*_dynshndx;
18589039eeafSab 
18599039eeafSab 			if (!local) {
18609039eeafSab 				_symndx = dynsym_ndx++;
18619039eeafSab 				_dynsym = dynsym;
18629039eeafSab 				_dynshndx = dynshndx;
18639039eeafSab 			} else {
18649039eeafSab 				_symndx = ldynscopesym_ndx++;
18659039eeafSab 				_dynsym = ldynsym;
18669039eeafSab 				_dynshndx = ldynshndx;
18679039eeafSab 			}
18687c478bd9Sstevel@tonic-gate 			if (((sdp->sd_flags & FLG_SY_SPECSEC) == 0) &&
18697c478bd9Sstevel@tonic-gate 			    (sectndx >= SHN_LORESERVE)) {
187057ef7aa9SRod Evans 				assert(_dynshndx != NULL);
18719039eeafSab 				_dynshndx[_symndx] = sectndx;
18729039eeafSab 				_dynsym[_symndx].st_shndx = SHN_XINDEX;
18737c478bd9Sstevel@tonic-gate 			} else {
18747c478bd9Sstevel@tonic-gate 				/* LINTED */
18759039eeafSab 				_dynsym[_symndx].st_shndx = (Half)sectndx;
18767c478bd9Sstevel@tonic-gate 			}
18777c478bd9Sstevel@tonic-gate 		}
18787c478bd9Sstevel@tonic-gate 
18795aefb655Srie 		DBG_CALL(Dbg_syms_new(ofl, sym, sdp));
18807c478bd9Sstevel@tonic-gate 	}
18817c478bd9Sstevel@tonic-gate 
18827c478bd9Sstevel@tonic-gate 	/*
18837c478bd9Sstevel@tonic-gate 	 * Now that all the symbols have been processed update any weak symbols
18847c478bd9Sstevel@tonic-gate 	 * information (ie. copy all information except `st_name').  As both
18857c478bd9Sstevel@tonic-gate 	 * symbols will be represented in the output, return the weak symbol to
18867c478bd9Sstevel@tonic-gate 	 * its correct type.
18877c478bd9Sstevel@tonic-gate 	 */
188857ef7aa9SRod Evans 	for (ALIST_TRAVERSE(weak, idx1, wkp)) {
188957ef7aa9SRod Evans 		Sym_desc	*sdp, *_sdp;
189057ef7aa9SRod Evans 		Sym		*sym, *_sym, *__sym;
1891d579eb63Sab 		uchar_t		bind;
18927c478bd9Sstevel@tonic-gate 
18937c478bd9Sstevel@tonic-gate 		sdp = wkp->wk_weak;
18947c478bd9Sstevel@tonic-gate 		_sdp = wkp->wk_alias;
18953e831575SAli Bahrami 		_sym = __sym = _sdp->sd_sym;
18967c478bd9Sstevel@tonic-gate 
18977c478bd9Sstevel@tonic-gate 		sdp->sd_flags |= FLG_SY_WEAKDEF;
18987c478bd9Sstevel@tonic-gate 
18997c478bd9Sstevel@tonic-gate 		/*
19007c478bd9Sstevel@tonic-gate 		 * If the symbol definition has been scoped then assign it to
19017c478bd9Sstevel@tonic-gate 		 * be local, otherwise if it's from a shared object then we need
19027c478bd9Sstevel@tonic-gate 		 * to maintain the binding of the original reference.
19037c478bd9Sstevel@tonic-gate 		 */
190408278a5eSRod Evans 		if (SYM_IS_HIDDEN(sdp)) {
1905c524b4feSRichard Lowe 			if (ld_sym_reducable(ofl, sdp))
19067c478bd9Sstevel@tonic-gate 				bind = STB_LOCAL;
19077c478bd9Sstevel@tonic-gate 			else
19087c478bd9Sstevel@tonic-gate 				bind = STB_WEAK;
19097c478bd9Sstevel@tonic-gate 		} else if ((sdp->sd_ref == REF_DYN_NEED) &&
19107c478bd9Sstevel@tonic-gate 		    (sdp->sd_flags & FLG_SY_GLOBREF))
19117c478bd9Sstevel@tonic-gate 			bind = STB_GLOBAL;
19127c478bd9Sstevel@tonic-gate 		else
19137c478bd9Sstevel@tonic-gate 			bind = STB_WEAK;
19147c478bd9Sstevel@tonic-gate 
19155aefb655Srie 		DBG_CALL(Dbg_syms_old(ofl, sdp));
19163e831575SAli Bahrami 		if ((sym = wkp->wk_symtab) != NULL) {
19177c478bd9Sstevel@tonic-gate 			sym->st_value = _sym->st_value;
19187c478bd9Sstevel@tonic-gate 			sym->st_size = _sym->st_size;
19197c478bd9Sstevel@tonic-gate 			sym->st_other = _sym->st_other;
19207c478bd9Sstevel@tonic-gate 			sym->st_shndx = _sym->st_shndx;
19217c478bd9Sstevel@tonic-gate 			sym->st_info = ELF_ST_INFO(bind,
19227c478bd9Sstevel@tonic-gate 			    ELF_ST_TYPE(sym->st_info));
19237c478bd9Sstevel@tonic-gate 			__sym = sym;
19247c478bd9Sstevel@tonic-gate 		}
19253e831575SAli Bahrami 		if ((sym = wkp->wk_dynsym) != NULL) {
19267c478bd9Sstevel@tonic-gate 			sym->st_value = _sym->st_value;
19277c478bd9Sstevel@tonic-gate 			sym->st_size = _sym->st_size;
19287c478bd9Sstevel@tonic-gate 			sym->st_other = _sym->st_other;
19297c478bd9Sstevel@tonic-gate 			sym->st_shndx = _sym->st_shndx;
19307c478bd9Sstevel@tonic-gate 			sym->st_info = ELF_ST_INFO(bind,
19317c478bd9Sstevel@tonic-gate 			    ELF_ST_TYPE(sym->st_info));
19327c478bd9Sstevel@tonic-gate 			__sym = sym;
19337c478bd9Sstevel@tonic-gate 		}
19345aefb655Srie 		DBG_CALL(Dbg_syms_new(ofl, __sym, sdp));
19357c478bd9Sstevel@tonic-gate 	}
19367c478bd9Sstevel@tonic-gate 
19377c478bd9Sstevel@tonic-gate 	/*
19385aefb655Srie 	 * Now display GOT debugging information if required.
19397c478bd9Sstevel@tonic-gate 	 */
1940ba2be530Sab 	DBG_CALL(Dbg_got_display(ofl, 0, 0,
1941ba2be530Sab 	    ld_targ.t_m.m_got_xnumber, ld_targ.t_m.m_got_entsize));
19427c478bd9Sstevel@tonic-gate 
19437c478bd9Sstevel@tonic-gate 	/*
19449039eeafSab 	 * Update the section headers information. sh_info is
19459039eeafSab 	 * supposed to contain the offset at which the first
19469039eeafSab 	 * global symbol resides in the symbol table, while
19479039eeafSab 	 * sh_link contains the section index of the associated
19489039eeafSab 	 * string table.
19497c478bd9Sstevel@tonic-gate 	 */
19507c478bd9Sstevel@tonic-gate 	if (symtab) {
195160758829Srie 		Shdr	*shdr = ofl->ofl_ossymtab->os_shdr;
19527c478bd9Sstevel@tonic-gate 
1953ca4eed8bSAli Bahrami 		shdr->sh_info = symtab_gbl_bndx;
19547c478bd9Sstevel@tonic-gate 		/* LINTED */
19557c478bd9Sstevel@tonic-gate 		shdr->sh_link = (Word)elf_ndxscn(ofl->ofl_osstrtab->os_scn);
1956e64d0ff9SAli Bahrami 		if (symshndx)
1957e64d0ff9SAli Bahrami 			ofl->ofl_ossymshndx->os_shdr->sh_link =
1958d840867fSab 			    (Word)elf_ndxscn(ofl->ofl_ossymtab->os_scn);
1959ca4eed8bSAli Bahrami 
1960ca4eed8bSAli Bahrami 		/*
1961ca4eed8bSAli Bahrami 		 * Ensure that the expected number of symbols
1962ca4eed8bSAli Bahrami 		 * were entered into the right spots:
1963ca4eed8bSAli Bahrami 		 *	- Scoped symbols in the right range
1964ca4eed8bSAli Bahrami 		 *	- Globals start at the right spot
1965ca4eed8bSAli Bahrami 		 *		(correct number of locals entered)
1966ca4eed8bSAli Bahrami 		 *	- The table is exactly filled
1967ca4eed8bSAli Bahrami 		 *		(correct number of globals entered)
1968ca4eed8bSAli Bahrami 		 */
1969ca4eed8bSAli Bahrami 		assert((scopesym_bndx + ofl->ofl_scopecnt) == scopesym_ndx);
1970635216b6SRod Evans 		assert(shdr->sh_info == SYMTAB_LOC_CNT(ofl));
1971ca4eed8bSAli Bahrami 		assert((shdr->sh_info + ofl->ofl_globcnt) == symtab_ndx);
19727c478bd9Sstevel@tonic-gate 	}
19737c478bd9Sstevel@tonic-gate 	if (dynsym) {
197460758829Srie 		Shdr	*shdr = ofl->ofl_osdynsym->os_shdr;
19757c478bd9Sstevel@tonic-gate 
1976635216b6SRod Evans 		shdr->sh_info = DYNSYM_LOC_CNT(ofl);
19777c478bd9Sstevel@tonic-gate 		/* LINTED */
19787c478bd9Sstevel@tonic-gate 		shdr->sh_link = (Word)elf_ndxscn(ofl->ofl_osdynstr->os_scn);
19797c478bd9Sstevel@tonic-gate 
19807c478bd9Sstevel@tonic-gate 		ofl->ofl_oshash->os_shdr->sh_link =
19817c478bd9Sstevel@tonic-gate 		    /* LINTED */
19827c478bd9Sstevel@tonic-gate 		    (Word)elf_ndxscn(ofl->ofl_osdynsym->os_scn);
19837c478bd9Sstevel@tonic-gate 		if (dynshndx) {
19847c478bd9Sstevel@tonic-gate 			shdr = ofl->ofl_osdynshndx->os_shdr;
19857c478bd9Sstevel@tonic-gate 			shdr->sh_link =
1986d840867fSab 			    (Word)elf_ndxscn(ofl->ofl_osdynsym->os_scn);
19877c478bd9Sstevel@tonic-gate 		}
19887c478bd9Sstevel@tonic-gate 	}
19899039eeafSab 	if (ldynsym) {
199060758829Srie 		Shdr	*shdr = ofl->ofl_osldynsym->os_shdr;
19919039eeafSab 
19929039eeafSab 		/* ldynsym has no globals, so give index one past the end */
19939039eeafSab 		shdr->sh_info = ldynsym_ndx;
19949039eeafSab 
19959039eeafSab 		/*
19969039eeafSab 		 * The ldynsym and dynsym must be adjacent. The
19979039eeafSab 		 * idea is that rtld should be able to start with
19989039eeafSab 		 * the ldynsym and march straight through the end
19999039eeafSab 		 * of dynsym, seeing them as a single symbol table,
20009039eeafSab 		 * despite the fact that they are in distinct sections.
20019039eeafSab 		 * Ensure that this happened correctly.
20029039eeafSab 		 *
20039039eeafSab 		 * Note that I use ldynsym_ndx here instead of the
20049039eeafSab 		 * computation I used to set the section size
2005d579eb63Sab 		 * (found in ldynsym_cnt). The two will agree, unless
2006d579eb63Sab 		 * we somehow miscounted symbols or failed to insert them
2007d579eb63Sab 		 * all. Using ldynsym_ndx here catches that error in
2008d579eb63Sab 		 * addition to checking for adjacency.
20099039eeafSab 		 */
20109039eeafSab 		assert(dynsym == (ldynsym + ldynsym_ndx));
20119039eeafSab 
20129039eeafSab 
20139039eeafSab 		/* LINTED */
20149039eeafSab 		shdr->sh_link = (Word)elf_ndxscn(ofl->ofl_osdynstr->os_scn);
20159039eeafSab 
20169039eeafSab 		if (ldynshndx) {
20179039eeafSab 			shdr = ofl->ofl_osldynshndx->os_shdr;
20189039eeafSab 			shdr->sh_link =
2019d840867fSab 			    (Word)elf_ndxscn(ofl->ofl_osldynsym->os_scn);
20209039eeafSab 		}
2021d579eb63Sab 
2022d579eb63Sab 		/*
2023d579eb63Sab 		 * The presence of .SUNW_ldynsym means that there may be
2024d579eb63Sab 		 * associated sort sections, one for regular symbols
2025d579eb63Sab 		 * and the other for TLS. Each sort section needs the
2026d579eb63Sab 		 * following done:
2027d579eb63Sab 		 *	- Section header link references .SUNW_ldynsym
2028d579eb63Sab 		 *	- Should have received the expected # of items
2029d579eb63Sab 		 *	- Sorted by increasing address
2030d579eb63Sab 		 */
2031d579eb63Sab 		if (ofl->ofl_osdynsymsort) {	/* .SUNW_dynsymsort */
2032d579eb63Sab 			ofl->ofl_osdynsymsort->os_shdr->sh_link =
2033d579eb63Sab 			    (Word)elf_ndxscn(ofl->ofl_osldynsym->os_scn);
2034d579eb63Sab 			assert(ofl->ofl_dynsymsortcnt == dynsymsort_ndx);
203560758829Srie 
2036d579eb63Sab 			if (dynsymsort_ndx > 1) {
2037d579eb63Sab 				dynsort_compare_syms = ldynsym;
2038d579eb63Sab 				qsort(dynsymsort, dynsymsort_ndx,
2039d579eb63Sab 				    sizeof (*dynsymsort), dynsort_compare);
2040a194faf8Srie 				dynsort_dupwarn(ofl, ldynsym,
2041a194faf8Srie 				    st_getstrbuf(dynstr),
2042d579eb63Sab 				    dynsymsort, dynsymsort_ndx,
2043d579eb63Sab 				    MSG_ORIG(MSG_SCN_DYNSYMSORT));
2044d579eb63Sab 			}
2045d579eb63Sab 		}
2046d579eb63Sab 		if (ofl->ofl_osdyntlssort) {	/* .SUNW_dyntlssort */
2047d579eb63Sab 			ofl->ofl_osdyntlssort->os_shdr->sh_link =
2048d579eb63Sab 			    (Word)elf_ndxscn(ofl->ofl_osldynsym->os_scn);
2049d579eb63Sab 			assert(ofl->ofl_dyntlssortcnt == dyntlssort_ndx);
205060758829Srie 
2051d579eb63Sab 			if (dyntlssort_ndx > 1) {
2052d579eb63Sab 				dynsort_compare_syms = ldynsym;
2053d579eb63Sab 				qsort(dyntlssort, dyntlssort_ndx,
2054d579eb63Sab 				    sizeof (*dyntlssort), dynsort_compare);
2055a194faf8Srie 				dynsort_dupwarn(ofl, ldynsym,
2056a194faf8Srie 				    st_getstrbuf(dynstr),
2057d579eb63Sab 				    dyntlssort, dyntlssort_ndx,
2058d579eb63Sab 				    MSG_ORIG(MSG_SCN_DYNTLSSORT));
2059d579eb63Sab 			}
2060d579eb63Sab 		}
20619039eeafSab 	}
20627c478bd9Sstevel@tonic-gate 
20637c478bd9Sstevel@tonic-gate 	/*
20647c478bd9Sstevel@tonic-gate 	 * Used by ld.so.1 only.
20657c478bd9Sstevel@tonic-gate 	 */
20667c478bd9Sstevel@tonic-gate 	return (etext);
2067d579eb63Sab 
2068d579eb63Sab #undef ADD_TO_DYNSORT
20697c478bd9Sstevel@tonic-gate }
20707c478bd9Sstevel@tonic-gate 
20717c478bd9Sstevel@tonic-gate /*
20727c478bd9Sstevel@tonic-gate  * Build the dynamic section.
20731d9df23bSab  *
20741d9df23bSab  * This routine must be maintained in parallel with make_dynamic()
20751d9df23bSab  * in sections.c
20767c478bd9Sstevel@tonic-gate  */
20775aefb655Srie static int
20787c478bd9Sstevel@tonic-gate update_odynamic(Ofl_desc *ofl)
20797c478bd9Sstevel@tonic-gate {
208057ef7aa9SRod Evans 	Aliste		idx;
20817c478bd9Sstevel@tonic-gate 	Ifl_desc	*ifl;
20827c478bd9Sstevel@tonic-gate 	Sym_desc	*sdp;
20837c478bd9Sstevel@tonic-gate 	Shdr		*shdr;
20847c478bd9Sstevel@tonic-gate 	Dyn		*_dyn = (Dyn *)ofl->ofl_osdynamic->os_outdata->d_buf;
20857c478bd9Sstevel@tonic-gate 	Dyn		*dyn;
2086635216b6SRod Evans 	Os_desc		*symosp, *strosp;
2087635216b6SRod Evans 	Str_tbl		*strtbl;
2088cce0e03bSab 	size_t		stoff;
20891d9df23bSab 	ofl_flag_t	flags = ofl->ofl_flags;
20901d9df23bSab 	int		not_relobj = !(flags & FLG_OF_RELOBJ);
20913244bcaaSab 	Word		cnt;
20927c478bd9Sstevel@tonic-gate 
20931d9df23bSab 	/*
2094635216b6SRod Evans 	 * Relocatable objects can be built with -r and -dy to trigger the
2095635216b6SRod Evans 	 * creation of a .dynamic section.  This model is used to create kernel
2096635216b6SRod Evans 	 * device drivers.  The .dynamic section provides a subset of userland
2097635216b6SRod Evans 	 * .dynamic entries, typically entries such as DT_NEEDED and DT_RUNPATH.
20981d9df23bSab 	 *
2099635216b6SRod Evans 	 * Within a dynamic object, any .dynamic string references are to the
2100635216b6SRod Evans 	 * .dynstr table.  Within a relocatable object, these strings can reside
2101635216b6SRod Evans 	 * within the .strtab.
21021d9df23bSab 	 */
2103635216b6SRod Evans 	if (OFL_IS_STATIC_OBJ(ofl)) {
2104635216b6SRod Evans 		symosp = ofl->ofl_ossymtab;
2105635216b6SRod Evans 		strosp = ofl->ofl_osstrtab;
2106635216b6SRod Evans 		strtbl = ofl->ofl_strtab;
2107635216b6SRod Evans 	} else {
2108635216b6SRod Evans 		symosp = ofl->ofl_osdynsym;
2109635216b6SRod Evans 		strosp = ofl->ofl_osdynstr;
2110635216b6SRod Evans 		strtbl = ofl->ofl_dynstrtab;
2111635216b6SRod Evans 	}
2112635216b6SRod Evans 
2113635216b6SRod Evans 	/* LINTED */
2114635216b6SRod Evans 	ofl->ofl_osdynamic->os_shdr->sh_link = (Word)elf_ndxscn(strosp->os_scn);
21157c478bd9Sstevel@tonic-gate 
21167c478bd9Sstevel@tonic-gate 	dyn = _dyn;
21177c478bd9Sstevel@tonic-gate 
211857ef7aa9SRod Evans 	for (APLIST_TRAVERSE(ofl->ofl_sos, idx, ifl)) {
21197c478bd9Sstevel@tonic-gate 		if ((ifl->ifl_flags &
21207c478bd9Sstevel@tonic-gate 		    (FLG_IF_IGNORE | FLG_IF_DEPREQD)) == FLG_IF_IGNORE)
21217c478bd9Sstevel@tonic-gate 			continue;
21227c478bd9Sstevel@tonic-gate 
21237c478bd9Sstevel@tonic-gate 		/*
21247c478bd9Sstevel@tonic-gate 		 * Create and set up the DT_POSFLAG_1 entry here if required.
21257c478bd9Sstevel@tonic-gate 		 */
2126f441771bSRod Evans 		if ((ifl->ifl_flags & MSK_IF_POSFLAG1) &&
2127f441771bSRod Evans 		    (ifl->ifl_flags & FLG_IF_NEEDED) && not_relobj) {
21287c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_POSFLAG_1;
21297c478bd9Sstevel@tonic-gate 			if (ifl->ifl_flags & FLG_IF_LAZYLD)
21307c478bd9Sstevel@tonic-gate 				dyn->d_un.d_val = DF_P1_LAZYLOAD;
21317c478bd9Sstevel@tonic-gate 			if (ifl->ifl_flags & FLG_IF_GRPPRM)
21327c478bd9Sstevel@tonic-gate 				dyn->d_un.d_val |= DF_P1_GROUPPERM;
2133f441771bSRod Evans 			if (ifl->ifl_flags & FLG_IF_DEFERRED)
2134f441771bSRod Evans 				dyn->d_un.d_val |= DF_P1_DEFERRED;
21357c478bd9Sstevel@tonic-gate 			dyn++;
21367c478bd9Sstevel@tonic-gate 		}
21377c478bd9Sstevel@tonic-gate 
21387c478bd9Sstevel@tonic-gate 		if (ifl->ifl_flags & (FLG_IF_NEEDED | FLG_IF_NEEDSTR))
21397c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_NEEDED;
21407c478bd9Sstevel@tonic-gate 		else
21417c478bd9Sstevel@tonic-gate 			continue;
21427c478bd9Sstevel@tonic-gate 
2143635216b6SRod Evans 		(void) st_setstring(strtbl, ifl->ifl_soname, &stoff);
21447c478bd9Sstevel@tonic-gate 		dyn->d_un.d_val = stoff;
21457c478bd9Sstevel@tonic-gate 		/* LINTED */
21467c478bd9Sstevel@tonic-gate 		ifl->ifl_neededndx = (Half)(((uintptr_t)dyn - (uintptr_t)_dyn) /
21477c478bd9Sstevel@tonic-gate 		    sizeof (Dyn));
21487c478bd9Sstevel@tonic-gate 		dyn++;
21497c478bd9Sstevel@tonic-gate 	}
21507c478bd9Sstevel@tonic-gate 
21511d9df23bSab 	if (not_relobj) {
21521d9df23bSab 		if (ofl->ofl_dtsfltrs != NULL) {
21531d9df23bSab 			Dfltr_desc	*dftp;
21547c478bd9Sstevel@tonic-gate 
21551d9df23bSab 			for (ALIST_TRAVERSE(ofl->ofl_dtsfltrs, idx, dftp)) {
21561d9df23bSab 				if (dftp->dft_flag == FLG_SY_AUXFLTR)
21571d9df23bSab 					dyn->d_tag = DT_SUNW_AUXILIARY;
21581d9df23bSab 				else
21591d9df23bSab 					dyn->d_tag = DT_SUNW_FILTER;
21607c478bd9Sstevel@tonic-gate 
2161635216b6SRod Evans 				(void) st_setstring(strtbl, dftp->dft_str,
21621d9df23bSab 				    &stoff);
21631d9df23bSab 				dyn->d_un.d_val = stoff;
21641d9df23bSab 				dftp->dft_ndx = (Half)(((uintptr_t)dyn -
21651d9df23bSab 				    (uintptr_t)_dyn) / sizeof (Dyn));
21661d9df23bSab 				dyn++;
21671d9df23bSab 			}
21681d9df23bSab 		}
21691d9df23bSab 		if (((sdp = ld_sym_find(MSG_ORIG(MSG_SYM_INIT_U),
21701d9df23bSab 		    SYM_NOHASH, 0, ofl)) != NULL) &&
21711d9df23bSab 		    (sdp->sd_ref == REF_REL_NEED) &&
21721d9df23bSab 		    (sdp->sd_sym->st_shndx != SHN_UNDEF)) {
21731d9df23bSab 			dyn->d_tag = DT_INIT;
21741d9df23bSab 			dyn->d_un.d_ptr = sdp->sd_sym->st_value;
21751d9df23bSab 			dyn++;
21761d9df23bSab 		}
21771d9df23bSab 		if (((sdp = ld_sym_find(MSG_ORIG(MSG_SYM_FINI_U),
21781d9df23bSab 		    SYM_NOHASH, 0, ofl)) != NULL) &&
21791d9df23bSab 		    (sdp->sd_ref == REF_REL_NEED) &&
21801d9df23bSab 		    (sdp->sd_sym->st_shndx != SHN_UNDEF)) {
21811d9df23bSab 			dyn->d_tag = DT_FINI;
21821d9df23bSab 			dyn->d_un.d_ptr = sdp->sd_sym->st_value;
21831d9df23bSab 			dyn++;
21841d9df23bSab 		}
21851d9df23bSab 		if (ofl->ofl_soname) {
21861d9df23bSab 			dyn->d_tag = DT_SONAME;
2187635216b6SRod Evans 			(void) st_setstring(strtbl, ofl->ofl_soname, &stoff);
21887c478bd9Sstevel@tonic-gate 			dyn->d_un.d_val = stoff;
21897c478bd9Sstevel@tonic-gate 			dyn++;
21907c478bd9Sstevel@tonic-gate 		}
21911d9df23bSab 		if (ofl->ofl_filtees) {
21921d9df23bSab 			if (flags & FLG_OF_AUX) {
21931d9df23bSab 				dyn->d_tag = DT_AUXILIARY;
21941d9df23bSab 			} else {
21951d9df23bSab 				dyn->d_tag = DT_FILTER;
21961d9df23bSab 			}
2197635216b6SRod Evans 			(void) st_setstring(strtbl, ofl->ofl_filtees, &stoff);
21981d9df23bSab 			dyn->d_un.d_val = stoff;
21991d9df23bSab 			dyn++;
22007c478bd9Sstevel@tonic-gate 		}
22017c478bd9Sstevel@tonic-gate 	}
22021d9df23bSab 
22037c478bd9Sstevel@tonic-gate 	if (ofl->ofl_rpath) {
2204635216b6SRod Evans 		(void) st_setstring(strtbl, ofl->ofl_rpath, &stoff);
22057c478bd9Sstevel@tonic-gate 		dyn->d_tag = DT_RUNPATH;
22067c478bd9Sstevel@tonic-gate 		dyn->d_un.d_val = stoff;
22077c478bd9Sstevel@tonic-gate 		dyn++;
22087c478bd9Sstevel@tonic-gate 		dyn->d_tag = DT_RPATH;
22097c478bd9Sstevel@tonic-gate 		dyn->d_un.d_val = stoff;
22107c478bd9Sstevel@tonic-gate 		dyn++;
22117c478bd9Sstevel@tonic-gate 	}
22127c478bd9Sstevel@tonic-gate 
22131d9df23bSab 	if (not_relobj) {
221457ef7aa9SRod Evans 		Aliste	idx;
221594c044f4SRod Evans 		Sg_desc	*sgp;
221657ef7aa9SRod Evans 
22171d9df23bSab 		if (ofl->ofl_config) {
22181d9df23bSab 			dyn->d_tag = DT_CONFIG;
2219635216b6SRod Evans 			(void) st_setstring(strtbl, ofl->ofl_config, &stoff);
22201d9df23bSab 			dyn->d_un.d_val = stoff;
22211d9df23bSab 			dyn++;
22221d9df23bSab 		}
22231d9df23bSab 		if (ofl->ofl_depaudit) {
22241d9df23bSab 			dyn->d_tag = DT_DEPAUDIT;
2225635216b6SRod Evans 			(void) st_setstring(strtbl, ofl->ofl_depaudit, &stoff);
22261d9df23bSab 			dyn->d_un.d_val = stoff;
22271d9df23bSab 			dyn++;
22281d9df23bSab 		}
22291d9df23bSab 		if (ofl->ofl_audit) {
22301d9df23bSab 			dyn->d_tag = DT_AUDIT;
2231635216b6SRod Evans 			(void) st_setstring(strtbl, ofl->ofl_audit, &stoff);
22321d9df23bSab 			dyn->d_un.d_val = stoff;
22331d9df23bSab 			dyn++;
22341d9df23bSab 		}
22357c478bd9Sstevel@tonic-gate 
22367c478bd9Sstevel@tonic-gate 		dyn->d_tag = DT_HASH;
22377c478bd9Sstevel@tonic-gate 		dyn->d_un.d_ptr = ofl->ofl_oshash->os_shdr->sh_addr;
22387c478bd9Sstevel@tonic-gate 		dyn++;
22397c478bd9Sstevel@tonic-gate 
2240635216b6SRod Evans 		shdr = strosp->os_shdr;
22417c478bd9Sstevel@tonic-gate 		dyn->d_tag = DT_STRTAB;
22427c478bd9Sstevel@tonic-gate 		dyn->d_un.d_ptr = shdr->sh_addr;
22437c478bd9Sstevel@tonic-gate 		dyn++;
22447c478bd9Sstevel@tonic-gate 
22457c478bd9Sstevel@tonic-gate 		dyn->d_tag = DT_STRSZ;
22467c478bd9Sstevel@tonic-gate 		dyn->d_un.d_ptr = shdr->sh_size;
22477c478bd9Sstevel@tonic-gate 		dyn++;
22487c478bd9Sstevel@tonic-gate 
2249635216b6SRod Evans 		/*
2250635216b6SRod Evans 		 * Note, the shdr is set and used in the ofl->ofl_osldynsym case
2251635216b6SRod Evans 		 * that follows.
2252635216b6SRod Evans 		 */
2253635216b6SRod Evans 		shdr = symosp->os_shdr;
22547c478bd9Sstevel@tonic-gate 		dyn->d_tag = DT_SYMTAB;
22557c478bd9Sstevel@tonic-gate 		dyn->d_un.d_ptr = shdr->sh_addr;
22567c478bd9Sstevel@tonic-gate 		dyn++;
22577c478bd9Sstevel@tonic-gate 
22587c478bd9Sstevel@tonic-gate 		dyn->d_tag = DT_SYMENT;
22597c478bd9Sstevel@tonic-gate 		dyn->d_un.d_ptr = shdr->sh_entsize;
22607c478bd9Sstevel@tonic-gate 		dyn++;
22617c478bd9Sstevel@tonic-gate 
22629039eeafSab 		if (ofl->ofl_osldynsym) {
2263635216b6SRod Evans 			Shdr	*lshdr = ofl->ofl_osldynsym->os_shdr;
2264635216b6SRod Evans 
22659039eeafSab 			/*
22669039eeafSab 			 * We have arranged for the .SUNW_ldynsym data to be
22679039eeafSab 			 * immediately in front of the .dynsym data.
22689039eeafSab 			 * This means that you could start at the top
22699039eeafSab 			 * of .SUNW_ldynsym and see the data for both tables
22709039eeafSab 			 * without a break. This is the view we want to
22719039eeafSab 			 * provide for DT_SUNW_SYMTAB, which is why we
22729039eeafSab 			 * add the lengths together.
22739039eeafSab 			 */
22749039eeafSab 			dyn->d_tag = DT_SUNW_SYMTAB;
22759039eeafSab 			dyn->d_un.d_ptr = lshdr->sh_addr;
22769039eeafSab 			dyn++;
22779039eeafSab 
22789039eeafSab 			dyn->d_tag = DT_SUNW_SYMSZ;
22799039eeafSab 			dyn->d_un.d_val = lshdr->sh_size + shdr->sh_size;
22809039eeafSab 			dyn++;
22819039eeafSab 		}
22829039eeafSab 
2283d579eb63Sab 		if (ofl->ofl_osdynsymsort || ofl->ofl_osdyntlssort) {
2284d579eb63Sab 			dyn->d_tag = DT_SUNW_SORTENT;
2285d579eb63Sab 			dyn->d_un.d_val = sizeof (Word);
2286d579eb63Sab 			dyn++;
2287d579eb63Sab 		}
2288d579eb63Sab 
2289d579eb63Sab 		if (ofl->ofl_osdynsymsort) {
2290635216b6SRod Evans 			shdr = ofl->ofl_osdynsymsort->os_shdr;
2291635216b6SRod Evans 
2292d579eb63Sab 			dyn->d_tag = DT_SUNW_SYMSORT;
2293635216b6SRod Evans 			dyn->d_un.d_ptr = shdr->sh_addr;
2294d579eb63Sab 			dyn++;
2295d579eb63Sab 
2296d579eb63Sab 			dyn->d_tag = DT_SUNW_SYMSORTSZ;
2297635216b6SRod Evans 			dyn->d_un.d_val = shdr->sh_size;
2298d579eb63Sab 			dyn++;
2299d579eb63Sab 		}
2300d579eb63Sab 
2301d579eb63Sab 		if (ofl->ofl_osdyntlssort) {
2302635216b6SRod Evans 			shdr = ofl->ofl_osdyntlssort->os_shdr;
2303635216b6SRod Evans 
2304d579eb63Sab 			dyn->d_tag = DT_SUNW_TLSSORT;
2305635216b6SRod Evans 			dyn->d_un.d_ptr = shdr->sh_addr;
2306d579eb63Sab 			dyn++;
2307d579eb63Sab 
2308d579eb63Sab 			dyn->d_tag = DT_SUNW_TLSSORTSZ;
2309635216b6SRod Evans 			dyn->d_un.d_val = shdr->sh_size;
2310d579eb63Sab 			dyn++;
2311d579eb63Sab 		}
2312d579eb63Sab 
23137c478bd9Sstevel@tonic-gate 		/*
23147c478bd9Sstevel@tonic-gate 		 * Reserve the DT_CHECKSUM entry.  Its value will be filled in
23157c478bd9Sstevel@tonic-gate 		 * after the complete image is built.
23167c478bd9Sstevel@tonic-gate 		 */
23177c478bd9Sstevel@tonic-gate 		dyn->d_tag = DT_CHECKSUM;
23187c478bd9Sstevel@tonic-gate 		ofl->ofl_checksum = &dyn->d_un.d_val;
23197c478bd9Sstevel@tonic-gate 		dyn++;
23207c478bd9Sstevel@tonic-gate 
2321d840867fSab 		/*
2322d840867fSab 		 * Versioning sections: DT_VERDEF and DT_VERNEED.
2323d840867fSab 		 *
2324d840867fSab 		 * The Solaris ld does not produce DT_VERSYM, but the GNU ld
2325d840867fSab 		 * does, in order to support their style of versioning, which
2326d840867fSab 		 * differs from ours:
2327d840867fSab 		 *
2328d840867fSab 		 *	- The top bit of the 16-bit Versym index is
2329d840867fSab 		 *		not part of the version, but is interpreted
2330d840867fSab 		 *		as a "hidden bit".
2331d840867fSab 		 *
2332d840867fSab 		 *	- External (SHN_UNDEF) symbols can have non-zero
2333d840867fSab 		 *		Versym values, which specify versions in
2334d840867fSab 		 *		referenced objects, via the Verneed section.
2335d840867fSab 		 *
2336d840867fSab 		 *	- The vna_other field of the Vernaux structures
2337d840867fSab 		 *		found in the Verneed section are not zero as
2338d840867fSab 		 *		with Solaris, but instead contain the version
2339d840867fSab 		 *		index to be used by Versym indices to reference
2340d840867fSab 		 *		the given external version.
2341d840867fSab 		 *
2342d840867fSab 		 * The Solaris ld, rtld, and elfdump programs all interpret the
2343d840867fSab 		 * presence of DT_VERSYM as meaning that GNU versioning rules
2344d840867fSab 		 * apply to the given file. If DT_VERSYM is not present,
2345d840867fSab 		 * then Solaris versioning rules apply. If we should ever need
2346d840867fSab 		 * to change our ld so that it does issue DT_VERSYM, then
2347d840867fSab 		 * this rule for detecting GNU versioning will no longer work.
2348d840867fSab 		 * In that case, we will have to invent a way to explicitly
2349d840867fSab 		 * specify the style of versioning in use, perhaps via a
2350d840867fSab 		 * new dynamic entry named something like DT_SUNW_VERSIONSTYLE,
2351d840867fSab 		 * where the d_un.d_val value specifies which style is to be
2352d840867fSab 		 * used.
2353d840867fSab 		 */
23547c478bd9Sstevel@tonic-gate 		if ((flags & (FLG_OF_VERDEF | FLG_OF_NOVERSEC)) ==
23557c478bd9Sstevel@tonic-gate 		    FLG_OF_VERDEF) {
23567c478bd9Sstevel@tonic-gate 			shdr = ofl->ofl_osverdef->os_shdr;
2357635216b6SRod Evans 
23587c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_VERDEF;
23597c478bd9Sstevel@tonic-gate 			dyn->d_un.d_ptr = shdr->sh_addr;
23607c478bd9Sstevel@tonic-gate 			dyn++;
23617c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_VERDEFNUM;
23627c478bd9Sstevel@tonic-gate 			dyn->d_un.d_ptr = shdr->sh_info;
23637c478bd9Sstevel@tonic-gate 			dyn++;
23647c478bd9Sstevel@tonic-gate 		}
23657c478bd9Sstevel@tonic-gate 		if ((flags & (FLG_OF_VERNEED | FLG_OF_NOVERSEC)) ==
23667c478bd9Sstevel@tonic-gate 		    FLG_OF_VERNEED) {
23677c478bd9Sstevel@tonic-gate 			shdr = ofl->ofl_osverneed->os_shdr;
2368635216b6SRod Evans 
23697c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_VERNEED;
23707c478bd9Sstevel@tonic-gate 			dyn->d_un.d_ptr = shdr->sh_addr;
23717c478bd9Sstevel@tonic-gate 			dyn++;
23727c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_VERNEEDNUM;
23737c478bd9Sstevel@tonic-gate 			dyn->d_un.d_ptr = shdr->sh_info;
23747c478bd9Sstevel@tonic-gate 			dyn++;
23757c478bd9Sstevel@tonic-gate 		}
2376d840867fSab 
23771d9df23bSab 		if ((flags & FLG_OF_COMREL) && ofl->ofl_relocrelcnt) {
2378ba2be530Sab 			dyn->d_tag = ld_targ.t_m.m_rel_dt_count;
23797c478bd9Sstevel@tonic-gate 			dyn->d_un.d_val = ofl->ofl_relocrelcnt;
23807c478bd9Sstevel@tonic-gate 			dyn++;
23817c478bd9Sstevel@tonic-gate 		}
23827c478bd9Sstevel@tonic-gate 		if (flags & FLG_OF_TEXTREL) {
23837c478bd9Sstevel@tonic-gate 			/*
23847c478bd9Sstevel@tonic-gate 			 * Only the presence of this entry is used in this
23857c478bd9Sstevel@tonic-gate 			 * implementation, not the value stored.
23867c478bd9Sstevel@tonic-gate 			 */
23877c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_TEXTREL;
23887c478bd9Sstevel@tonic-gate 			dyn->d_un.d_val = 0;
23897c478bd9Sstevel@tonic-gate 			dyn++;
23907c478bd9Sstevel@tonic-gate 		}
23917c478bd9Sstevel@tonic-gate 
23927c478bd9Sstevel@tonic-gate 		if (ofl->ofl_osfiniarray) {
23937c478bd9Sstevel@tonic-gate 			shdr = ofl->ofl_osfiniarray->os_shdr;
23947c478bd9Sstevel@tonic-gate 
23957c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_FINI_ARRAY;
23967c478bd9Sstevel@tonic-gate 			dyn->d_un.d_ptr = shdr->sh_addr;
23977c478bd9Sstevel@tonic-gate 			dyn++;
23987c478bd9Sstevel@tonic-gate 
23997c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_FINI_ARRAYSZ;
24007c478bd9Sstevel@tonic-gate 			dyn->d_un.d_val = shdr->sh_size;
24017c478bd9Sstevel@tonic-gate 			dyn++;
24027c478bd9Sstevel@tonic-gate 		}
24037c478bd9Sstevel@tonic-gate 
24047c478bd9Sstevel@tonic-gate 		if (ofl->ofl_osinitarray) {
24057c478bd9Sstevel@tonic-gate 			shdr = ofl->ofl_osinitarray->os_shdr;
24067c478bd9Sstevel@tonic-gate 
24077c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_INIT_ARRAY;
24087c478bd9Sstevel@tonic-gate 			dyn->d_un.d_ptr = shdr->sh_addr;
24097c478bd9Sstevel@tonic-gate 			dyn++;
24107c478bd9Sstevel@tonic-gate 
24117c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_INIT_ARRAYSZ;
24127c478bd9Sstevel@tonic-gate 			dyn->d_un.d_val = shdr->sh_size;
24137c478bd9Sstevel@tonic-gate 			dyn++;
24147c478bd9Sstevel@tonic-gate 		}
24157c478bd9Sstevel@tonic-gate 
24167c478bd9Sstevel@tonic-gate 		if (ofl->ofl_ospreinitarray) {
24177c478bd9Sstevel@tonic-gate 			shdr = ofl->ofl_ospreinitarray->os_shdr;
24187c478bd9Sstevel@tonic-gate 
24197c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_PREINIT_ARRAY;
24207c478bd9Sstevel@tonic-gate 			dyn->d_un.d_ptr = shdr->sh_addr;
24217c478bd9Sstevel@tonic-gate 			dyn++;
24227c478bd9Sstevel@tonic-gate 
24237c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_PREINIT_ARRAYSZ;
24247c478bd9Sstevel@tonic-gate 			dyn->d_un.d_val = shdr->sh_size;
24257c478bd9Sstevel@tonic-gate 			dyn++;
24267c478bd9Sstevel@tonic-gate 		}
24277c478bd9Sstevel@tonic-gate 
24287c478bd9Sstevel@tonic-gate 		if (ofl->ofl_pltcnt) {
2429635216b6SRod Evans 			shdr = ofl->ofl_osplt->os_relosdesc->os_shdr;
24307c478bd9Sstevel@tonic-gate 
24317c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_PLTRELSZ;
24327c478bd9Sstevel@tonic-gate 			dyn->d_un.d_ptr = shdr->sh_size;
24337c478bd9Sstevel@tonic-gate 			dyn++;
24347c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_PLTREL;
2435ba2be530Sab 			dyn->d_un.d_ptr = ld_targ.t_m.m_rel_dt_type;
24367c478bd9Sstevel@tonic-gate 			dyn++;
24377c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_JMPREL;
24387c478bd9Sstevel@tonic-gate 			dyn->d_un.d_ptr = shdr->sh_addr;
24397c478bd9Sstevel@tonic-gate 			dyn++;
24407c478bd9Sstevel@tonic-gate 		}
24417c478bd9Sstevel@tonic-gate 		if (ofl->ofl_pltpad) {
2442635216b6SRod Evans 			shdr = ofl->ofl_osplt->os_shdr;
24437c478bd9Sstevel@tonic-gate 
24447c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_PLTPAD;
244560758829Srie 			if (ofl->ofl_pltcnt) {
24467c478bd9Sstevel@tonic-gate 				dyn->d_un.d_ptr = shdr->sh_addr +
2447ba2be530Sab 				    ld_targ.t_m.m_plt_reservsz +
2448ba2be530Sab 				    ofl->ofl_pltcnt * ld_targ.t_m.m_plt_entsize;
244960758829Srie 			} else
24507c478bd9Sstevel@tonic-gate 				dyn->d_un.d_ptr = shdr->sh_addr;
24517c478bd9Sstevel@tonic-gate 			dyn++;
24527c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_PLTPADSZ;
2453ba2be530Sab 			dyn->d_un.d_val = ofl->ofl_pltpad *
2454ba2be530Sab 			    ld_targ.t_m.m_plt_entsize;
24557c478bd9Sstevel@tonic-gate 			dyn++;
24567c478bd9Sstevel@tonic-gate 		}
24577c478bd9Sstevel@tonic-gate 		if (ofl->ofl_relocsz) {
2458635216b6SRod Evans 			shdr = ofl->ofl_osrelhead->os_shdr;
2459635216b6SRod Evans 
2460ba2be530Sab 			dyn->d_tag = ld_targ.t_m.m_rel_dt_type;
2461635216b6SRod Evans 			dyn->d_un.d_ptr = shdr->sh_addr;
24627c478bd9Sstevel@tonic-gate 			dyn++;
2463ba2be530Sab 			dyn->d_tag = ld_targ.t_m.m_rel_dt_size;
24647c478bd9Sstevel@tonic-gate 			dyn->d_un.d_ptr = ofl->ofl_relocsz;
24657c478bd9Sstevel@tonic-gate 			dyn++;
2466ba2be530Sab 			dyn->d_tag = ld_targ.t_m.m_rel_dt_ent;
2467635216b6SRod Evans 			if (shdr->sh_type == SHT_REL)
24687c478bd9Sstevel@tonic-gate 				dyn->d_un.d_ptr = sizeof (Rel);
24697c478bd9Sstevel@tonic-gate 			else
24707c478bd9Sstevel@tonic-gate 				dyn->d_un.d_ptr = sizeof (Rela);
24717c478bd9Sstevel@tonic-gate 			dyn++;
24727c478bd9Sstevel@tonic-gate 		}
24737c478bd9Sstevel@tonic-gate 		if (ofl->ofl_ossyminfo) {
24747c478bd9Sstevel@tonic-gate 			shdr = ofl->ofl_ossyminfo->os_shdr;
2475635216b6SRod Evans 
24767c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_SYMINFO;
24777c478bd9Sstevel@tonic-gate 			dyn->d_un.d_ptr = shdr->sh_addr;
24787c478bd9Sstevel@tonic-gate 			dyn++;
24797c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_SYMINSZ;
24807c478bd9Sstevel@tonic-gate 			dyn->d_un.d_val = shdr->sh_size;
24817c478bd9Sstevel@tonic-gate 			dyn++;
24827c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_SYMINENT;
24837c478bd9Sstevel@tonic-gate 			dyn->d_un.d_val = sizeof (Syminfo);
24847c478bd9Sstevel@tonic-gate 			dyn++;
24857c478bd9Sstevel@tonic-gate 		}
24867c478bd9Sstevel@tonic-gate 		if (ofl->ofl_osmove) {
2487635216b6SRod Evans 			shdr = ofl->ofl_osmove->os_shdr;
24887c478bd9Sstevel@tonic-gate 
248908278a5eSRod Evans 			dyn->d_tag = DT_MOVETAB;
249008278a5eSRod Evans 			dyn->d_un.d_val = shdr->sh_addr;
24917c478bd9Sstevel@tonic-gate 			dyn++;
24927c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_MOVESZ;
2493635216b6SRod Evans 			dyn->d_un.d_val = shdr->sh_size;
24947c478bd9Sstevel@tonic-gate 			dyn++;
249508278a5eSRod Evans 			dyn->d_tag = DT_MOVEENT;
249608278a5eSRod Evans 			dyn->d_un.d_val = shdr->sh_entsize;
24977c478bd9Sstevel@tonic-gate 			dyn++;
24987c478bd9Sstevel@tonic-gate 		}
24997c478bd9Sstevel@tonic-gate 		if (ofl->ofl_regsymcnt) {
25007c478bd9Sstevel@tonic-gate 			int	ndx;
25017c478bd9Sstevel@tonic-gate 
25027c478bd9Sstevel@tonic-gate 			for (ndx = 0; ndx < ofl->ofl_regsymsno; ndx++) {
250357ef7aa9SRod Evans 				if ((sdp = ofl->ofl_regsyms[ndx]) == NULL)
25047c478bd9Sstevel@tonic-gate 					continue;
25057c478bd9Sstevel@tonic-gate 
2506ba2be530Sab 				dyn->d_tag = ld_targ.t_m.m_dt_register;
25077c478bd9Sstevel@tonic-gate 				dyn->d_un.d_val = sdp->sd_symndx;
25087c478bd9Sstevel@tonic-gate 				dyn++;
25097c478bd9Sstevel@tonic-gate 			}
25107c478bd9Sstevel@tonic-gate 		}
25117c478bd9Sstevel@tonic-gate 
251257ef7aa9SRod Evans 		for (APLIST_TRAVERSE(ofl->ofl_rtldinfo, idx, sdp)) {
25137c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_SUNW_RTLDINF;
25147c478bd9Sstevel@tonic-gate 			dyn->d_un.d_ptr = sdp->sd_sym->st_value;
25157c478bd9Sstevel@tonic-gate 			dyn++;
25167c478bd9Sstevel@tonic-gate 		}
25177c478bd9Sstevel@tonic-gate 
251894c044f4SRod Evans 		if (((sgp = ofl->ofl_osdynamic->os_sgdesc) != NULL) &&
251994c044f4SRod Evans 		    (sgp->sg_phdr.p_flags & PF_W) && ofl->ofl_osinterp) {
252094c044f4SRod Evans 			dyn->d_tag = DT_DEBUG;
252194c044f4SRod Evans 			dyn->d_un.d_ptr = 0;
25227c478bd9Sstevel@tonic-gate 			dyn++;
25237c478bd9Sstevel@tonic-gate 		}
25247c478bd9Sstevel@tonic-gate 
25257c478bd9Sstevel@tonic-gate 		if (ofl->ofl_oscap) {
25267c478bd9Sstevel@tonic-gate 			dyn->d_tag = DT_SUNW_CAP;
25277c478bd9Sstevel@tonic-gate 			dyn->d_un.d_val = ofl->ofl_oscap->os_shdr->sh_addr;
25287c478bd9Sstevel@tonic-gate 			dyn++;
25297c478bd9Sstevel@tonic-gate 		}
253008278a5eSRod Evans 		if (ofl->ofl_oscapinfo) {
253108278a5eSRod Evans 			dyn->d_tag = DT_SUNW_CAPINFO;
253208278a5eSRod Evans 			dyn->d_un.d_val = ofl->ofl_oscapinfo->os_shdr->sh_addr;
253308278a5eSRod Evans 			dyn++;
253408278a5eSRod Evans 		}
253508278a5eSRod Evans 		if (ofl->ofl_oscapchain) {
253608278a5eSRod Evans 			shdr = ofl->ofl_oscapchain->os_shdr;
25377c478bd9Sstevel@tonic-gate 
253808278a5eSRod Evans 			dyn->d_tag = DT_SUNW_CAPCHAIN;
253908278a5eSRod Evans 			dyn->d_un.d_val = shdr->sh_addr;
254008278a5eSRod Evans 			dyn++;
254108278a5eSRod Evans 			dyn->d_tag = DT_SUNW_CAPCHAINSZ;
254208278a5eSRod Evans 			dyn->d_un.d_val = shdr->sh_size;
254308278a5eSRod Evans 			dyn++;
254408278a5eSRod Evans 			dyn->d_tag = DT_SUNW_CAPCHAINENT;
254508278a5eSRod Evans 			dyn->d_un.d_val = shdr->sh_entsize;
254608278a5eSRod Evans 			dyn++;
254708278a5eSRod Evans 		}
2548d2a70789SRichard Lowe 
2549d2a70789SRichard Lowe 		if (ofl->ofl_aslr != 0) {
2550d2a70789SRichard Lowe 			dyn->d_tag = DT_SUNW_ASLR;
2551d2a70789SRichard Lowe 			dyn->d_un.d_val = (ofl->ofl_aslr == 1);
2552d2a70789SRichard Lowe 			dyn++;
2553d2a70789SRichard Lowe 		}
2554d2a70789SRichard Lowe 
25551d9df23bSab 		if (flags & FLG_OF_SYMBOLIC) {
25561d9df23bSab 			dyn->d_tag = DT_SYMBOLIC;
25571d9df23bSab 			dyn->d_un.d_val = 0;
25581d9df23bSab 			dyn++;
25591d9df23bSab 		}
25607c478bd9Sstevel@tonic-gate 	}
25611d9df23bSab 
25627c478bd9Sstevel@tonic-gate 	dyn->d_tag = DT_FLAGS;
25637c478bd9Sstevel@tonic-gate 	dyn->d_un.d_val = ofl->ofl_dtflags;
25647c478bd9Sstevel@tonic-gate 	dyn++;
25657c478bd9Sstevel@tonic-gate 
25667c478bd9Sstevel@tonic-gate 	/*
25677c478bd9Sstevel@tonic-gate 	 * If -Bdirect was specified, but some NODIRECT symbols were specified
25687c478bd9Sstevel@tonic-gate 	 * via a mapfile, or -znodirect was used on the command line, then
25697c478bd9Sstevel@tonic-gate 	 * clear the DF_1_DIRECT flag.  The resultant object will use per-symbol
25707c478bd9Sstevel@tonic-gate 	 * direct bindings rather than be enabled for global direct bindings.
257128bda19cSRod Evans 	 *
257228bda19cSRod Evans 	 * If any no-direct bindings exist within this object, set the
257328bda19cSRod Evans 	 * DF_1_NODIRECT flag.  ld(1) recognizes this flag when processing
257428bda19cSRod Evans 	 * dependencies, and performs extra work to ensure that no direct
257528bda19cSRod Evans 	 * bindings are established to the no-direct symbols that exist
257628bda19cSRod Evans 	 * within these dependencies.
25777c478bd9Sstevel@tonic-gate 	 */
257828bda19cSRod Evans 	if (ofl->ofl_flags1 & FLG_OF1_NGLBDIR)
25797c478bd9Sstevel@tonic-gate 		ofl->ofl_dtflags_1 &= ~DF_1_DIRECT;
258028bda19cSRod Evans 	if (ofl->ofl_flags1 & FLG_OF1_NDIRECT)
258160758829Srie 		ofl->ofl_dtflags_1 |= DF_1_NODIRECT;
25827c478bd9Sstevel@tonic-gate 
25837c478bd9Sstevel@tonic-gate 	dyn->d_tag = DT_FLAGS_1;
25847c478bd9Sstevel@tonic-gate 	dyn->d_un.d_val = ofl->ofl_dtflags_1;
25857c478bd9Sstevel@tonic-gate 	dyn++;
25867c478bd9Sstevel@tonic-gate 
25873244bcaaSab 	dyn->d_tag = DT_SUNW_STRPAD;
25883244bcaaSab 	dyn->d_un.d_val = DYNSTR_EXTRA_PAD;
25893244bcaaSab 	dyn++;
25903244bcaaSab 
2591ba2be530Sab 	dyn->d_tag = DT_SUNW_LDMACH;
2592ba2be530Sab 	dyn->d_un.d_val = ld_sunw_ldmach();
2593ba2be530Sab 	dyn++;
2594ba2be530Sab 
2595b6a0e2cdSRichard Lowe 	if (ofl->ofl_flags & FLG_OF_KMOD) {
2596b6a0e2cdSRichard Lowe 		dyn->d_tag = DT_SUNW_KMOD;
2597b6a0e2cdSRichard Lowe 		dyn->d_un.d_val = 1;
2598b6a0e2cdSRichard Lowe 		dyn++;
2599b6a0e2cdSRichard Lowe 	}
2600b6a0e2cdSRichard Lowe 
2601ba2be530Sab 	(*ld_targ.t_mr.mr_mach_update_odynamic)(ofl, &dyn);
26027c478bd9Sstevel@tonic-gate 
26033244bcaaSab 	for (cnt = 1 + DYNAMIC_EXTRA_ELTS; cnt--; dyn++) {
26043244bcaaSab 		dyn->d_tag = DT_NULL;
26053244bcaaSab 		dyn->d_un.d_val = 0;
26063244bcaaSab 	}
26077c478bd9Sstevel@tonic-gate 
26085b59e4caSab 	/*
2609635216b6SRod Evans 	 * Ensure that we wrote the right number of entries. If not, we either
2610635216b6SRod Evans 	 * miscounted in make_dynamic(), or we did something wrong in this
2611635216b6SRod Evans 	 * function.
26125b59e4caSab 	 */
26135b59e4caSab 	assert((ofl->ofl_osdynamic->os_shdr->sh_size /
26145b59e4caSab 	    ofl->ofl_osdynamic->os_shdr->sh_entsize) ==
26153244bcaaSab 	    ((uintptr_t)dyn - (uintptr_t)_dyn) / sizeof (*dyn));
26165b59e4caSab 
26177c478bd9Sstevel@tonic-gate 	return (1);
26187c478bd9Sstevel@tonic-gate }
26197c478bd9Sstevel@tonic-gate 
26207c478bd9Sstevel@tonic-gate /*
26217c478bd9Sstevel@tonic-gate  * Build the version definition section
26227c478bd9Sstevel@tonic-gate  */
26235aefb655Srie static int
26247c478bd9Sstevel@tonic-gate update_overdef(Ofl_desc *ofl)
26257c478bd9Sstevel@tonic-gate {
262657ef7aa9SRod Evans 	Aliste		idx1;
26277c478bd9Sstevel@tonic-gate 	Ver_desc	*vdp, *_vdp;
26287c478bd9Sstevel@tonic-gate 	Verdef		*vdf, *_vdf;
26297c478bd9Sstevel@tonic-gate 	int		num = 0;
2630090a8d9eSAli Bahrami 	Os_desc		*strosp;
2631635216b6SRod Evans 	Str_tbl		*strtbl;
2632635216b6SRod Evans 
2633635216b6SRod Evans 	/*
2634635216b6SRod Evans 	 * Determine which string table to use.
2635635216b6SRod Evans 	 */
2636635216b6SRod Evans 	if (OFL_IS_STATIC_OBJ(ofl)) {
2637635216b6SRod Evans 		strtbl = ofl->ofl_strtab;
2638635216b6SRod Evans 		strosp = ofl->ofl_osstrtab;
2639635216b6SRod Evans 	} else {
2640635216b6SRod Evans 		strtbl = ofl->ofl_dynstrtab;
2641635216b6SRod Evans 		strosp = ofl->ofl_osdynstr;
2642635216b6SRod Evans 	}
26437c478bd9Sstevel@tonic-gate 
26447c478bd9Sstevel@tonic-gate 	/*
26457c478bd9Sstevel@tonic-gate 	 * Traverse the version descriptors and update the version structures
26467c478bd9Sstevel@tonic-gate 	 * to point to the dynstr name in preparation for building the version
26477c478bd9Sstevel@tonic-gate 	 * section structure.
26487c478bd9Sstevel@tonic-gate 	 */
264957ef7aa9SRod Evans 	for (APLIST_TRAVERSE(ofl->ofl_verdesc, idx1, vdp)) {
265057ef7aa9SRod Evans 		Sym_desc	*sdp;
26517c478bd9Sstevel@tonic-gate 
26527c478bd9Sstevel@tonic-gate 		if (vdp->vd_flags & VER_FLG_BASE) {
26537c478bd9Sstevel@tonic-gate 			const char	*name = vdp->vd_name;
2654cce0e03bSab 			size_t		stoff;
26557c478bd9Sstevel@tonic-gate 
26567c478bd9Sstevel@tonic-gate 			/*
26577c478bd9Sstevel@tonic-gate 			 * Create a new string table entry to represent the base
26587c478bd9Sstevel@tonic-gate 			 * version name (there is no corresponding symbol for
26597c478bd9Sstevel@tonic-gate 			 * this).
26607c478bd9Sstevel@tonic-gate 			 */
2661635216b6SRod Evans 			(void) st_setstring(strtbl, name, &stoff);
2662635216b6SRod Evans 			/* LINTED */
2663635216b6SRod Evans 			vdp->vd_name = (const char *)stoff;
26647c478bd9Sstevel@tonic-gate 		} else {
26655aefb655Srie 			sdp = ld_sym_find(vdp->vd_name, vdp->vd_hash, 0, ofl);
26667c478bd9Sstevel@tonic-gate 			/* LINTED */
26677c478bd9Sstevel@tonic-gate 			vdp->vd_name = (const char *)
2668d840867fSab 			    (uintptr_t)sdp->sd_sym->st_name;
26697c478bd9Sstevel@tonic-gate 		}
26707c478bd9Sstevel@tonic-gate 	}
26717c478bd9Sstevel@tonic-gate 
26727c478bd9Sstevel@tonic-gate 	_vdf = vdf = (Verdef *)ofl->ofl_osverdef->os_outdata->d_buf;
26737c478bd9Sstevel@tonic-gate 
26747c478bd9Sstevel@tonic-gate 	/*
26757c478bd9Sstevel@tonic-gate 	 * Traverse the version descriptors and update the version section to
26767c478bd9Sstevel@tonic-gate 	 * reflect each version and its associated dependencies.
26777c478bd9Sstevel@tonic-gate 	 */
267857ef7aa9SRod Evans 	for (APLIST_TRAVERSE(ofl->ofl_verdesc, idx1, vdp)) {
267957ef7aa9SRod Evans 		Aliste		idx2;
26807c478bd9Sstevel@tonic-gate 		Half		cnt = 1;
268157ef7aa9SRod Evans 		Verdaux		*vdap, *_vdap;
26827c478bd9Sstevel@tonic-gate 
26837c478bd9Sstevel@tonic-gate 		_vdap = vdap = (Verdaux *)(vdf + 1);
26847c478bd9Sstevel@tonic-gate 
26857c478bd9Sstevel@tonic-gate 		vdf->vd_version = VER_DEF_CURRENT;
26867c478bd9Sstevel@tonic-gate 		vdf->vd_flags	= vdp->vd_flags & MSK_VER_USER;
26877c478bd9Sstevel@tonic-gate 		vdf->vd_ndx	= vdp->vd_ndx;
26887c478bd9Sstevel@tonic-gate 		vdf->vd_hash	= vdp->vd_hash;
26897c478bd9Sstevel@tonic-gate 
26907c478bd9Sstevel@tonic-gate 		/* LINTED */
26917c478bd9Sstevel@tonic-gate 		vdap->vda_name = (uintptr_t)vdp->vd_name;
26927c478bd9Sstevel@tonic-gate 		vdap++;
26937c478bd9Sstevel@tonic-gate 		/* LINTED */
26947c478bd9Sstevel@tonic-gate 		_vdap->vda_next = (Word)((uintptr_t)vdap - (uintptr_t)_vdap);
26957c478bd9Sstevel@tonic-gate 
26967c478bd9Sstevel@tonic-gate 		/*
26977c478bd9Sstevel@tonic-gate 		 * Traverse this versions dependency list generating the
26987c478bd9Sstevel@tonic-gate 		 * appropriate version dependency entries.
26997c478bd9Sstevel@tonic-gate 		 */
270057ef7aa9SRod Evans 		for (APLIST_TRAVERSE(vdp->vd_deps, idx2, _vdp)) {
27017c478bd9Sstevel@tonic-gate 			/* LINTED */
27027c478bd9Sstevel@tonic-gate 			vdap->vda_name = (uintptr_t)_vdp->vd_name;
27037c478bd9Sstevel@tonic-gate 			_vdap = vdap;
27047c478bd9Sstevel@tonic-gate 			vdap++, cnt++;
27057c478bd9Sstevel@tonic-gate 			/* LINTED */
27067c478bd9Sstevel@tonic-gate 			_vdap->vda_next = (Word)((uintptr_t)vdap -
27077c478bd9Sstevel@tonic-gate 			    (uintptr_t)_vdap);
27087c478bd9Sstevel@tonic-gate 		}
27097c478bd9Sstevel@tonic-gate 		_vdap->vda_next = 0;
27107c478bd9Sstevel@tonic-gate 
27117c478bd9Sstevel@tonic-gate 		/*
27127c478bd9Sstevel@tonic-gate 		 * Record the versions auxiliary array offset and the associated
27137c478bd9Sstevel@tonic-gate 		 * dependency count.
27147c478bd9Sstevel@tonic-gate 		 */
27157c478bd9Sstevel@tonic-gate 		/* LINTED */
27167c478bd9Sstevel@tonic-gate 		vdf->vd_aux = (Word)((uintptr_t)(vdf + 1) - (uintptr_t)vdf);
27177c478bd9Sstevel@tonic-gate 		vdf->vd_cnt = cnt;
27187c478bd9Sstevel@tonic-gate 
27197c478bd9Sstevel@tonic-gate 		/*
27207c478bd9Sstevel@tonic-gate 		 * Record the next versions offset and update the version
27217c478bd9Sstevel@tonic-gate 		 * pointer.  Remember the previous version offset as the very
27227c478bd9Sstevel@tonic-gate 		 * last structures next pointer should be null.
27237c478bd9Sstevel@tonic-gate 		 */
27247c478bd9Sstevel@tonic-gate 		_vdf = vdf;
27257c478bd9Sstevel@tonic-gate 		vdf = (Verdef *)vdap, num++;
27267c478bd9Sstevel@tonic-gate 		/* LINTED */
27277c478bd9Sstevel@tonic-gate 		_vdf->vd_next = (Word)((uintptr_t)vdf - (uintptr_t)_vdf);
27287c478bd9Sstevel@tonic-gate 	}
27297c478bd9Sstevel@tonic-gate 	_vdf->vd_next = 0;
27307c478bd9Sstevel@tonic-gate 
27317c478bd9Sstevel@tonic-gate 	/*
27327c478bd9Sstevel@tonic-gate 	 * Record the string table association with the version definition
27337c478bd9Sstevel@tonic-gate 	 * section, and the symbol table associated with the version symbol
27347c478bd9Sstevel@tonic-gate 	 * table (the actual contents of the version symbol table are filled
27357c478bd9Sstevel@tonic-gate 	 * in during symbol update).
27367c478bd9Sstevel@tonic-gate 	 */
27377c478bd9Sstevel@tonic-gate 	/* LINTED */
27387c478bd9Sstevel@tonic-gate 	ofl->ofl_osverdef->os_shdr->sh_link = (Word)elf_ndxscn(strosp->os_scn);
27397c478bd9Sstevel@tonic-gate 
27407c478bd9Sstevel@tonic-gate 	/*
27417c478bd9Sstevel@tonic-gate 	 * The version definition sections `info' field is used to indicate the
27427c478bd9Sstevel@tonic-gate 	 * number of entries in this section.
27437c478bd9Sstevel@tonic-gate 	 */
27447c478bd9Sstevel@tonic-gate 	ofl->ofl_osverdef->os_shdr->sh_info = num;
27457c478bd9Sstevel@tonic-gate 
27467c478bd9Sstevel@tonic-gate 	return (1);
27477c478bd9Sstevel@tonic-gate }
27487c478bd9Sstevel@tonic-gate 
2749090a8d9eSAli Bahrami /*
2750090a8d9eSAli Bahrami  * Finish the version symbol index section
2751090a8d9eSAli Bahrami  */
2752635216b6SRod Evans static void
2753090a8d9eSAli Bahrami update_oversym(Ofl_desc *ofl)
2754090a8d9eSAli Bahrami {
2755635216b6SRod Evans 	Os_desc		*osp;
2756090a8d9eSAli Bahrami 
2757090a8d9eSAli Bahrami 	/*
2758635216b6SRod Evans 	 * Record the symbol table associated with the version symbol table.
2759635216b6SRod Evans 	 * The contents of the version symbol table are filled in during
2760635216b6SRod Evans 	 * symbol update.
2761090a8d9eSAli Bahrami 	 */
2762635216b6SRod Evans 	if (OFL_IS_STATIC_OBJ(ofl))
2763635216b6SRod Evans 		osp = ofl->ofl_ossymtab;
2764635216b6SRod Evans 	else
2765635216b6SRod Evans 		osp = ofl->ofl_osdynsym;
2766090a8d9eSAli Bahrami 
2767090a8d9eSAli Bahrami 	/* LINTED */
2768635216b6SRod Evans 	ofl->ofl_osversym->os_shdr->sh_link = (Word)elf_ndxscn(osp->os_scn);
2769090a8d9eSAli Bahrami }
2770090a8d9eSAli Bahrami 
27717c478bd9Sstevel@tonic-gate /*
27727c478bd9Sstevel@tonic-gate  * Build the version needed section
27737c478bd9Sstevel@tonic-gate  */
27745aefb655Srie static int
27757c478bd9Sstevel@tonic-gate update_overneed(Ofl_desc *ofl)
27767c478bd9Sstevel@tonic-gate {
277757ef7aa9SRod Evans 	Aliste		idx1;
27787c478bd9Sstevel@tonic-gate 	Ifl_desc	*ifl;
27797c478bd9Sstevel@tonic-gate 	Verneed		*vnd, *_vnd;
2780635216b6SRod Evans 	Os_desc		*strosp;
2781635216b6SRod Evans 	Str_tbl		*strtbl;
2782090a8d9eSAli Bahrami 	Word		num = 0;
27837c478bd9Sstevel@tonic-gate 
27847c478bd9Sstevel@tonic-gate 	_vnd = vnd = (Verneed *)ofl->ofl_osverneed->os_outdata->d_buf;
27857c478bd9Sstevel@tonic-gate 
2786635216b6SRod Evans 	/*
2787635216b6SRod Evans 	 * Determine which string table is appropriate.
2788635216b6SRod Evans 	 */
2789635216b6SRod Evans 	if (OFL_IS_STATIC_OBJ(ofl)) {
2790635216b6SRod Evans 		strosp = ofl->ofl_osstrtab;
2791635216b6SRod Evans 		strtbl = ofl->ofl_strtab;
2792635216b6SRod Evans 	} else {
2793635216b6SRod Evans 		strosp = ofl->ofl_osdynstr;
2794635216b6SRod Evans 		strtbl = ofl->ofl_dynstrtab;
2795635216b6SRod Evans 	}
2796635216b6SRod Evans 
27977c478bd9Sstevel@tonic-gate 	/*
27987c478bd9Sstevel@tonic-gate 	 * Traverse the shared object list looking for dependencies that have
27997c478bd9Sstevel@tonic-gate 	 * versions defined within them.
28007c478bd9Sstevel@tonic-gate 	 */
280157ef7aa9SRod Evans 	for (APLIST_TRAVERSE(ofl->ofl_sos, idx1, ifl)) {
28027c478bd9Sstevel@tonic-gate 		Half		_cnt;
2803090a8d9eSAli Bahrami 		Word		cnt = 0;
28047c478bd9Sstevel@tonic-gate 		Vernaux		*_vnap, *vnap;
2805cce0e03bSab 		size_t		stoff;
28067c478bd9Sstevel@tonic-gate 
28077c478bd9Sstevel@tonic-gate 		if (!(ifl->ifl_flags & FLG_IF_VERNEED))
28087c478bd9Sstevel@tonic-gate 			continue;
28097c478bd9Sstevel@tonic-gate 
28107c478bd9Sstevel@tonic-gate 		vnd->vn_version = VER_NEED_CURRENT;
28117c478bd9Sstevel@tonic-gate 
2812635216b6SRod Evans 		(void) st_setstring(strtbl, ifl->ifl_soname, &stoff);
28137c478bd9Sstevel@tonic-gate 		vnd->vn_file = stoff;
28147c478bd9Sstevel@tonic-gate 
28157c478bd9Sstevel@tonic-gate 		_vnap = vnap = (Vernaux *)(vnd + 1);
28167c478bd9Sstevel@tonic-gate 
2817090a8d9eSAli Bahrami 		/*
2818090a8d9eSAli Bahrami 		 * Traverse the version index list recording
2819090a8d9eSAli Bahrami 		 * each version as a needed dependency.
2820090a8d9eSAli Bahrami 		 */
2821090a8d9eSAli Bahrami 		for (_cnt = 0; _cnt <= ifl->ifl_vercnt; _cnt++) {
2822090a8d9eSAli Bahrami 			Ver_index	*vip = &ifl->ifl_verndx[_cnt];
28237c478bd9Sstevel@tonic-gate 
2824090a8d9eSAli Bahrami 			if (vip->vi_flags & FLG_VER_REFER) {
2825635216b6SRod Evans 				(void) st_setstring(strtbl, vip->vi_name,
2826090a8d9eSAli Bahrami 				    &stoff);
2827090a8d9eSAli Bahrami 				vnap->vna_name = stoff;
2828090a8d9eSAli Bahrami 
2829090a8d9eSAli Bahrami 				if (vip->vi_desc) {
2830090a8d9eSAli Bahrami 					vnap->vna_hash = vip->vi_desc->vd_hash;
2831090a8d9eSAli Bahrami 					vnap->vna_flags =
2832090a8d9eSAli Bahrami 					    vip->vi_desc->vd_flags;
2833090a8d9eSAli Bahrami 				} else {
2834090a8d9eSAli Bahrami 					vnap->vna_hash = 0;
2835090a8d9eSAli Bahrami 					vnap->vna_flags = 0;
28367c478bd9Sstevel@tonic-gate 				}
2837090a8d9eSAli Bahrami 				vnap->vna_other = vip->vi_overndx;
2838090a8d9eSAli Bahrami 
2839090a8d9eSAli Bahrami 				/*
2840090a8d9eSAli Bahrami 				 * If version A inherits version B, then
2841090a8d9eSAli Bahrami 				 * B is implicit in A. It suffices for ld.so.1
2842090a8d9eSAli Bahrami 				 * to verify A at runtime and skip B. The
2843090a8d9eSAli Bahrami 				 * version normalization process sets the INFO
2844090a8d9eSAli Bahrami 				 * flag for the versions we want ld.so.1 to
28454a8d0ea7SAli Bahrami 				 * skip.
2846090a8d9eSAli Bahrami 				 */
28474a8d0ea7SAli Bahrami 				if (vip->vi_flags & VER_FLG_INFO)
2848090a8d9eSAli Bahrami 					vnap->vna_flags |= VER_FLG_INFO;
2849090a8d9eSAli Bahrami 
2850090a8d9eSAli Bahrami 				_vnap = vnap;
2851090a8d9eSAli Bahrami 				vnap++, cnt++;
2852090a8d9eSAli Bahrami 				_vnap->vna_next =
2853090a8d9eSAli Bahrami 				    /* LINTED */
2854090a8d9eSAli Bahrami 				    (Word)((uintptr_t)vnap - (uintptr_t)_vnap);
28557c478bd9Sstevel@tonic-gate 			}
28567c478bd9Sstevel@tonic-gate 		}
2857090a8d9eSAli Bahrami 
28587c478bd9Sstevel@tonic-gate 		_vnap->vna_next = 0;
28597c478bd9Sstevel@tonic-gate 
28607c478bd9Sstevel@tonic-gate 		/*
28617c478bd9Sstevel@tonic-gate 		 * Record the versions auxiliary array offset and
28627c478bd9Sstevel@tonic-gate 		 * the associated dependency count.
28637c478bd9Sstevel@tonic-gate 		 */
28647c478bd9Sstevel@tonic-gate 		/* LINTED */
28657c478bd9Sstevel@tonic-gate 		vnd->vn_aux = (Word)((uintptr_t)(vnd + 1) - (uintptr_t)vnd);
28667c478bd9Sstevel@tonic-gate 		/* LINTED */
28677c478bd9Sstevel@tonic-gate 		vnd->vn_cnt = (Half)cnt;
28687c478bd9Sstevel@tonic-gate 
28697c478bd9Sstevel@tonic-gate 		/*
28707c478bd9Sstevel@tonic-gate 		 * Record the next versions offset and update the version
28717c478bd9Sstevel@tonic-gate 		 * pointer.  Remember the previous version offset as the very
28727c478bd9Sstevel@tonic-gate 		 * last structures next pointer should be null.
28737c478bd9Sstevel@tonic-gate 		 */
28747c478bd9Sstevel@tonic-gate 		_vnd = vnd;
28757c478bd9Sstevel@tonic-gate 		vnd = (Verneed *)vnap, num++;
28767c478bd9Sstevel@tonic-gate 		/* LINTED */
28777c478bd9Sstevel@tonic-gate 		_vnd->vn_next = (Word)((uintptr_t)vnd - (uintptr_t)_vnd);
28787c478bd9Sstevel@tonic-gate 	}
28797c478bd9Sstevel@tonic-gate 	_vnd->vn_next = 0;
28807c478bd9Sstevel@tonic-gate 
28817c478bd9Sstevel@tonic-gate 	/*
2882635216b6SRod Evans 	 * Use sh_link to record the associated string table section, and
2883635216b6SRod Evans 	 * sh_info to indicate the number of entries contained in the section.
28847c478bd9Sstevel@tonic-gate 	 */
2885635216b6SRod Evans 	/* LINTED */
2886635216b6SRod Evans 	ofl->ofl_osverneed->os_shdr->sh_link = (Word)elf_ndxscn(strosp->os_scn);
28877c478bd9Sstevel@tonic-gate 	ofl->ofl_osverneed->os_shdr->sh_info = num;
28887c478bd9Sstevel@tonic-gate 
28897c478bd9Sstevel@tonic-gate 	return (1);
28907c478bd9Sstevel@tonic-gate }
28917c478bd9Sstevel@tonic-gate 
28927c478bd9Sstevel@tonic-gate /*
28937c478bd9Sstevel@tonic-gate  * Update syminfo section.
28947c478bd9Sstevel@tonic-gate  */
28955aefb655Srie static uintptr_t
289657ef7aa9SRod Evans update_osyminfo(Ofl_desc *ofl)
28977c478bd9Sstevel@tonic-gate {
289857ef7aa9SRod Evans 	Os_desc		*symosp, *infosp = ofl->ofl_ossyminfo;
289957ef7aa9SRod Evans 	Syminfo		*sip = infosp->os_outdata->d_buf;
290057ef7aa9SRod Evans 	Shdr		*shdr = infosp->os_shdr;
29017c478bd9Sstevel@tonic-gate 	char		*strtab;
2902cce0e03bSab 	Aliste		idx;
290357ef7aa9SRod Evans 	Sym_desc	*sdp;
290457ef7aa9SRod Evans 	Sfltr_desc	*sftp;
29057c478bd9Sstevel@tonic-gate 
29067c478bd9Sstevel@tonic-gate 	if (ofl->ofl_flags & FLG_OF_RELOBJ) {
29077c478bd9Sstevel@tonic-gate 		symosp = ofl->ofl_ossymtab;
29087c478bd9Sstevel@tonic-gate 		strtab = ofl->ofl_osstrtab->os_outdata->d_buf;
29097c478bd9Sstevel@tonic-gate 	} else {
29107c478bd9Sstevel@tonic-gate 		symosp = ofl->ofl_osdynsym;
29117c478bd9Sstevel@tonic-gate 		strtab = ofl->ofl_osdynstr->os_outdata->d_buf;
29127c478bd9Sstevel@tonic-gate 	}
29137c478bd9Sstevel@tonic-gate 
29147c478bd9Sstevel@tonic-gate 	/* LINTED */
29157c478bd9Sstevel@tonic-gate 	infosp->os_shdr->sh_link = (Word)elf_ndxscn(symosp->os_scn);
29167c478bd9Sstevel@tonic-gate 	if (ofl->ofl_osdynamic)
29177c478bd9Sstevel@tonic-gate 		infosp->os_shdr->sh_info =
29187c478bd9Sstevel@tonic-gate 		    /* LINTED */
29197c478bd9Sstevel@tonic-gate 		    (Word)elf_ndxscn(ofl->ofl_osdynamic->os_scn);
29207c478bd9Sstevel@tonic-gate 
29217c478bd9Sstevel@tonic-gate 	/*
29227c478bd9Sstevel@tonic-gate 	 * Update any references with the index into the dynamic table.
29237c478bd9Sstevel@tonic-gate 	 */
2924635216b6SRod Evans 	for (APLIST_TRAVERSE(ofl->ofl_symdtent, idx, sdp))
2925635216b6SRod Evans 		sip[sdp->sd_symndx].si_boundto = sdp->sd_file->ifl_neededndx;
29267c478bd9Sstevel@tonic-gate 
29277c478bd9Sstevel@tonic-gate 	/*
29287c478bd9Sstevel@tonic-gate 	 * Update any filtee references with the index into the dynamic table.
29297c478bd9Sstevel@tonic-gate 	 */
2930cce0e03bSab 	for (ALIST_TRAVERSE(ofl->ofl_symfltrs, idx, sftp)) {
2931cce0e03bSab 		Dfltr_desc	*dftp;
29327c478bd9Sstevel@tonic-gate 
2933cce0e03bSab 		dftp = alist_item(ofl->ofl_dtsfltrs, sftp->sft_idx);
29347c478bd9Sstevel@tonic-gate 		sip[sftp->sft_sdp->sd_symndx].si_boundto = dftp->dft_ndx;
29357c478bd9Sstevel@tonic-gate 	}
29367c478bd9Sstevel@tonic-gate 
29377c478bd9Sstevel@tonic-gate 	/*
29387c478bd9Sstevel@tonic-gate 	 * Display debugging information about section.
29397c478bd9Sstevel@tonic-gate 	 */
29405aefb655Srie 	DBG_CALL(Dbg_syminfo_title(ofl->ofl_lml));
29415aefb655Srie 	if (DBG_ENABLED) {
29425aefb655Srie 		Word	_cnt, cnt = shdr->sh_size / shdr->sh_entsize;
294357ef7aa9SRod Evans 		Sym	*symtab = symosp->os_outdata->d_buf;
294457ef7aa9SRod Evans 		Dyn	*dyn;
29457c478bd9Sstevel@tonic-gate 
29467c478bd9Sstevel@tonic-gate 		if (ofl->ofl_osdynamic)
29477c478bd9Sstevel@tonic-gate 			dyn = ofl->ofl_osdynamic->os_outdata->d_buf;
29487c478bd9Sstevel@tonic-gate 		else
294957ef7aa9SRod Evans 			dyn = NULL;
29507c478bd9Sstevel@tonic-gate 
29517c478bd9Sstevel@tonic-gate 		for (_cnt = 1; _cnt < cnt; _cnt++) {
29527c478bd9Sstevel@tonic-gate 			if (sip[_cnt].si_flags || sip[_cnt].si_boundto)
29537c478bd9Sstevel@tonic-gate 				/* LINTED */
29545aefb655Srie 				DBG_CALL(Dbg_syminfo_entry(ofl->ofl_lml, _cnt,
29557c478bd9Sstevel@tonic-gate 				    &sip[_cnt], &symtab[_cnt], strtab, dyn));
29567c478bd9Sstevel@tonic-gate 		}
29577c478bd9Sstevel@tonic-gate 	}
29587c478bd9Sstevel@tonic-gate 	return (1);
29597c478bd9Sstevel@tonic-gate }
29607c478bd9Sstevel@tonic-gate 
29617c478bd9Sstevel@tonic-gate /*
29627c478bd9Sstevel@tonic-gate  * Build the output elf header.
29637c478bd9Sstevel@tonic-gate  */
29645aefb655Srie static uintptr_t
29657c478bd9Sstevel@tonic-gate update_oehdr(Ofl_desc * ofl)
29667c478bd9Sstevel@tonic-gate {
29675aefb655Srie 	Ehdr	*ehdr = ofl->ofl_nehdr;
29687c478bd9Sstevel@tonic-gate 
29697c478bd9Sstevel@tonic-gate 	/*
29707c478bd9Sstevel@tonic-gate 	 * If an entry point symbol has already been established (refer
29717c478bd9Sstevel@tonic-gate 	 * sym_validate()) simply update the elf header entry point with the
29727c478bd9Sstevel@tonic-gate 	 * symbols value.  If no entry point is defined it will have been filled
29737c478bd9Sstevel@tonic-gate 	 * with the start address of the first section within the text segment
29747c478bd9Sstevel@tonic-gate 	 * (refer update_outfile()).
29757c478bd9Sstevel@tonic-gate 	 */
29767c478bd9Sstevel@tonic-gate 	if (ofl->ofl_entry)
29777c478bd9Sstevel@tonic-gate 		ehdr->e_entry =
2978d840867fSab 		    ((Sym_desc *)(ofl->ofl_entry))->sd_sym->st_value;
29797c478bd9Sstevel@tonic-gate 
2980ba2be530Sab 	ehdr->e_ident[EI_DATA] = ld_targ.t_m.m_data;
29815aefb655Srie 	ehdr->e_version = ofl->ofl_dehdr->e_version;
29825aefb655Srie 
298398c080d5SRod Evans 	/*
298498c080d5SRod Evans 	 * When generating a relocatable object under -z symbolcap, set the
298598c080d5SRod Evans 	 * e_machine to be generic, and remove any e_flags.  Input relocatable
298698c080d5SRod Evans 	 * objects may identify alternative e_machine (m.machplus) and e_flags
298798c080d5SRod Evans 	 * values.  However, the functions within the created output object
298898c080d5SRod Evans 	 * are selected at runtime using the capabilities mechanism, which
298998c080d5SRod Evans 	 * supersedes the e-machine and e_flags information.  Therefore,
299098c080d5SRod Evans 	 * e_machine and e_flag values are not propagated to the output object,
299198c080d5SRod Evans 	 * as these values might prevent the kernel from loading the object
299298c080d5SRod Evans 	 * before the runtime linker gets control.
299398c080d5SRod Evans 	 */
299498c080d5SRod Evans 	if (ofl->ofl_flags & FLG_OF_OTOSCAP) {
299598c080d5SRod Evans 		ehdr->e_machine = ld_targ.t_m.m_mach;
299698c080d5SRod Evans 		ehdr->e_flags = 0;
299798c080d5SRod Evans 	} else {
299898c080d5SRod Evans 		/*
299998c080d5SRod Evans 		 * Note. it may be necessary to update the e_flags field in the
300098c080d5SRod Evans 		 * machine dependent section.
300198c080d5SRod Evans 		 */
300298c080d5SRod Evans 		ehdr->e_machine = ofl->ofl_dehdr->e_machine;
300398c080d5SRod Evans 		ehdr->e_flags = ofl->ofl_dehdr->e_flags;
300498c080d5SRod Evans 
300598c080d5SRod Evans 		if (ehdr->e_machine != ld_targ.t_m.m_mach) {
300698c080d5SRod Evans 			if (ehdr->e_machine != ld_targ.t_m.m_machplus)
300798c080d5SRod Evans 				return (S_ERROR);
300898c080d5SRod Evans 			if ((ehdr->e_flags & ld_targ.t_m.m_flagsplus) == 0)
300998c080d5SRod Evans 				return (S_ERROR);
301098c080d5SRod Evans 		}
30117c478bd9Sstevel@tonic-gate 	}
30127c478bd9Sstevel@tonic-gate 
30137c478bd9Sstevel@tonic-gate 	if (ofl->ofl_flags & FLG_OF_SHAROBJ)
30147c478bd9Sstevel@tonic-gate 		ehdr->e_type = ET_DYN;
30157c478bd9Sstevel@tonic-gate 	else if (ofl->ofl_flags & FLG_OF_RELOBJ)
30167c478bd9Sstevel@tonic-gate 		ehdr->e_type = ET_REL;
30177c478bd9Sstevel@tonic-gate 	else
30187c478bd9Sstevel@tonic-gate 		ehdr->e_type = ET_EXEC;
30197c478bd9Sstevel@tonic-gate 
30207c478bd9Sstevel@tonic-gate 	return (1);
30217c478bd9Sstevel@tonic-gate }
30227c478bd9Sstevel@tonic-gate 
30237c478bd9Sstevel@tonic-gate /*
30247c478bd9Sstevel@tonic-gate  * Perform move table expansion.
30257c478bd9Sstevel@tonic-gate  */
302657ef7aa9SRod Evans static void
302757ef7aa9SRod Evans expand_move(Ofl_desc *ofl, Sym_desc *sdp, Move *mvp)
30287c478bd9Sstevel@tonic-gate {
30297c478bd9Sstevel@tonic-gate 	Os_desc		*osp;
303057ef7aa9SRod Evans 	uchar_t		*taddr, *taddr0;
30317c478bd9Sstevel@tonic-gate 	Sxword		offset;
303257ef7aa9SRod Evans 	Half		cnt;
303357ef7aa9SRod Evans 	uint_t		stride;
30347c478bd9Sstevel@tonic-gate 
303535450702SAli Bahrami 	osp = ofl->ofl_isparexpn->is_osdesc;
3036b26cc8daSAli Bahrami 	offset = sdp->sd_sym->st_value - osp->os_shdr->sh_addr;
303757ef7aa9SRod Evans 
303857ef7aa9SRod Evans 	taddr0 = taddr = osp->os_outdata->d_buf;
30397c478bd9Sstevel@tonic-gate 	taddr += offset;
304057ef7aa9SRod Evans 	taddr = taddr + mvp->m_poffset;
304157ef7aa9SRod Evans 
304257ef7aa9SRod Evans 	for (cnt = 0; cnt < mvp->m_repeat; cnt++) {
30437c478bd9Sstevel@tonic-gate 		/* LINTED */
304457ef7aa9SRod Evans 		DBG_CALL(Dbg_move_expand(ofl->ofl_lml, mvp,
30455aefb655Srie 		    (Addr)(taddr - taddr0)));
304657ef7aa9SRod Evans 		stride = (uint_t)mvp->m_stride + 1;
304757ef7aa9SRod Evans 
304857ef7aa9SRod Evans 		/*
304957ef7aa9SRod Evans 		 * Update the target address based upon the move entry size.
305057ef7aa9SRod Evans 		 * This size was validated in ld_process_move().
305157ef7aa9SRod Evans 		 */
30527c478bd9Sstevel@tonic-gate 		/* LINTED */
305357ef7aa9SRod Evans 		switch (ELF_M_SIZE(mvp->m_info)) {
30547c478bd9Sstevel@tonic-gate 		case 1:
30557c478bd9Sstevel@tonic-gate 			/* LINTED */
305657ef7aa9SRod Evans 			*taddr = (uchar_t)mvp->m_value;
30577c478bd9Sstevel@tonic-gate 			taddr += stride;
30587c478bd9Sstevel@tonic-gate 			break;
30597c478bd9Sstevel@tonic-gate 		case 2:
30607c478bd9Sstevel@tonic-gate 			/* LINTED */
306157ef7aa9SRod Evans 			*((Half *)taddr) = (Half)mvp->m_value;
306257ef7aa9SRod Evans 			taddr += 2 * stride;
30637c478bd9Sstevel@tonic-gate 			break;
30647c478bd9Sstevel@tonic-gate 		case 4:
30657c478bd9Sstevel@tonic-gate 			/* LINTED */
306657ef7aa9SRod Evans 			*((Word *)taddr) = (Word)mvp->m_value;
306757ef7aa9SRod Evans 			taddr += 4 * stride;
30687c478bd9Sstevel@tonic-gate 			break;
30697c478bd9Sstevel@tonic-gate 		case 8:
30707c478bd9Sstevel@tonic-gate 			/* LINTED */
307157ef7aa9SRod Evans 			*((u_longlong_t *)taddr) = mvp->m_value;
307257ef7aa9SRod Evans 			taddr += 8 * stride;
30737c478bd9Sstevel@tonic-gate 			break;
30747c478bd9Sstevel@tonic-gate 		}
30757c478bd9Sstevel@tonic-gate 	}
30767c478bd9Sstevel@tonic-gate }
30777c478bd9Sstevel@tonic-gate 
30787c478bd9Sstevel@tonic-gate /*
30797c478bd9Sstevel@tonic-gate  * Update Move sections.
30807c478bd9Sstevel@tonic-gate  */
308157ef7aa9SRod Evans static void
30827c478bd9Sstevel@tonic-gate update_move(Ofl_desc *ofl)
30837c478bd9Sstevel@tonic-gate {
30847c478bd9Sstevel@tonic-gate 	Word		ndx = 0;
30851d9df23bSab 	ofl_flag_t	flags = ofl->ofl_flags;
308657ef7aa9SRod Evans 	Move		*omvp;
308757ef7aa9SRod Evans 	Aliste		idx1;
308857ef7aa9SRod Evans 	Sym_desc	*sdp;
30897c478bd9Sstevel@tonic-gate 
30907c478bd9Sstevel@tonic-gate 	/*
30917c478bd9Sstevel@tonic-gate 	 * Determine the index of the symbol table that will be referenced by
309257ef7aa9SRod Evans 	 * the Move section.
30937c478bd9Sstevel@tonic-gate 	 */
30949039eeafSab 	if (OFL_ALLOW_DYNSYM(ofl))
30957c478bd9Sstevel@tonic-gate 		/* LINTED */
30967c478bd9Sstevel@tonic-gate 		ndx = (Word) elf_ndxscn(ofl->ofl_osdynsym->os_scn);
30977c478bd9Sstevel@tonic-gate 	else if (!(flags & FLG_OF_STRIP) || (flags & FLG_OF_RELOBJ))
30987c478bd9Sstevel@tonic-gate 		/* LINTED */
30997c478bd9Sstevel@tonic-gate 		ndx = (Word) elf_ndxscn(ofl->ofl_ossymtab->os_scn);
31007c478bd9Sstevel@tonic-gate 
31017c478bd9Sstevel@tonic-gate 	/*
310257ef7aa9SRod Evans 	 * Update sh_link of the Move section, and point to the new Move data.
31037c478bd9Sstevel@tonic-gate 	 */
31047c478bd9Sstevel@tonic-gate 	if (ofl->ofl_osmove) {
31057c478bd9Sstevel@tonic-gate 		ofl->ofl_osmove->os_shdr->sh_link = ndx;
310657ef7aa9SRod Evans 		omvp = (Move *)ofl->ofl_osmove->os_outdata->d_buf;
31077c478bd9Sstevel@tonic-gate 	}
31087c478bd9Sstevel@tonic-gate 
31097c478bd9Sstevel@tonic-gate 	/*
31107c478bd9Sstevel@tonic-gate 	 * Update symbol entry index
31117c478bd9Sstevel@tonic-gate 	 */
311257ef7aa9SRod Evans 	for (APLIST_TRAVERSE(ofl->ofl_parsyms, idx1, sdp)) {
311357ef7aa9SRod Evans 		Aliste		idx2;
311457ef7aa9SRod Evans 		Mv_desc		*mdp;
31157c478bd9Sstevel@tonic-gate 
31167c478bd9Sstevel@tonic-gate 		/*
31177c478bd9Sstevel@tonic-gate 		 * Expand move table
31187c478bd9Sstevel@tonic-gate 		 */
311957ef7aa9SRod Evans 		if (sdp->sd_flags & FLG_SY_PAREXPN) {
312057ef7aa9SRod Evans 			const char	*str;
31217c478bd9Sstevel@tonic-gate 
31221d9df23bSab 			if (flags & FLG_OF_STATIC)
312357ef7aa9SRod Evans 				str = MSG_INTL(MSG_PSYM_EXPREASON1);
31247c478bd9Sstevel@tonic-gate 			else if (ofl->ofl_flags1 & FLG_OF1_NOPARTI)
312557ef7aa9SRod Evans 				str = MSG_INTL(MSG_PSYM_EXPREASON2);
31267c478bd9Sstevel@tonic-gate 			else
312757ef7aa9SRod Evans 				str = MSG_INTL(MSG_PSYM_EXPREASON3);
312857ef7aa9SRod Evans 
31295aefb655Srie 			DBG_CALL(Dbg_move_parexpn(ofl->ofl_lml,
313057ef7aa9SRod Evans 			    sdp->sd_name, str));
313157ef7aa9SRod Evans 
313257ef7aa9SRod Evans 			for (ALIST_TRAVERSE(sdp->sd_move, idx2, mdp)) {
31335aefb655Srie 				DBG_CALL(Dbg_move_entry1(ofl->ofl_lml, 0,
313457ef7aa9SRod Evans 				    mdp->md_move, sdp));
313557ef7aa9SRod Evans 				expand_move(ofl, sdp, mdp->md_move);
31367c478bd9Sstevel@tonic-gate 			}
31377c478bd9Sstevel@tonic-gate 			continue;
31387c478bd9Sstevel@tonic-gate 		}
31397c478bd9Sstevel@tonic-gate 
31407c478bd9Sstevel@tonic-gate 		/*
31417c478bd9Sstevel@tonic-gate 		 * Process move table
31427c478bd9Sstevel@tonic-gate 		 */
314357ef7aa9SRod Evans 		DBG_CALL(Dbg_move_outmove(ofl->ofl_lml, sdp->sd_name));
314457ef7aa9SRod Evans 
314557ef7aa9SRod Evans 		for (ALIST_TRAVERSE(sdp->sd_move, idx2, mdp)) {
314657ef7aa9SRod Evans 			Move	*imvp;
31477c478bd9Sstevel@tonic-gate 			int	idx = 1;
314860758829Srie 			Sym	*sym;
314960758829Srie 
315057ef7aa9SRod Evans 			imvp = mdp->md_move;
315160758829Srie 			sym = sdp->sd_sym;
31527c478bd9Sstevel@tonic-gate 
315357ef7aa9SRod Evans 			DBG_CALL(Dbg_move_entry1(ofl->ofl_lml, 1, imvp, sdp));
315460758829Srie 
315557ef7aa9SRod Evans 			*omvp = *imvp;
31561d9df23bSab 			if ((flags & FLG_OF_RELOBJ) == 0) {
315760758829Srie 				if (ELF_ST_BIND(sym->st_info) == STB_LOCAL) {
315857ef7aa9SRod Evans 					Os_desc	*osp = sdp->sd_isc->is_osdesc;
315957ef7aa9SRod Evans 					Word	ndx = osp->os_identndx;
316060758829Srie 
316157ef7aa9SRod Evans 					omvp->m_info =
3162d840867fSab 					    /* LINTED */
316357ef7aa9SRod Evans 					    ELF_M_INFO(ndx, imvp->m_info);
316460758829Srie 
316560758829Srie 					if (ELF_ST_TYPE(sym->st_info) !=
3166d840867fSab 					    STT_SECTION) {
316757ef7aa9SRod Evans 						omvp->m_poffset =
316857ef7aa9SRod Evans 						    sym->st_value -
316957ef7aa9SRod Evans 						    osp->os_shdr->sh_addr +
317057ef7aa9SRod Evans 						    imvp->m_poffset;
3171d840867fSab 					}
31727c478bd9Sstevel@tonic-gate 				} else {
317357ef7aa9SRod Evans 					omvp->m_info =
3174d840867fSab 					    /* LINTED */
3175d840867fSab 					    ELF_M_INFO(sdp->sd_symndx,
317657ef7aa9SRod Evans 					    imvp->m_info);
31777c478bd9Sstevel@tonic-gate 				}
31787c478bd9Sstevel@tonic-gate 			} else {
3179c524b4feSRichard Lowe 				Boolean		isredloc = FALSE;
31807c478bd9Sstevel@tonic-gate 
318160758829Srie 				if ((ELF_ST_BIND(sym->st_info) == STB_LOCAL) &&
318244bac77bSrie 				    (ofl->ofl_flags & FLG_OF_REDLSYM))
31837c478bd9Sstevel@tonic-gate 					isredloc = TRUE;
31847c478bd9Sstevel@tonic-gate 
318557ef7aa9SRod Evans 				if (isredloc && !(sdp->sd_move)) {
318657ef7aa9SRod Evans 					Os_desc	*osp = sdp->sd_isc->is_osdesc;
318757ef7aa9SRod Evans 					Word	ndx = osp->os_identndx;
318860758829Srie 
318957ef7aa9SRod Evans 					omvp->m_info =
3190d840867fSab 					    /* LINTED */
319157ef7aa9SRod Evans 					    ELF_M_INFO(ndx, imvp->m_info);
319257ef7aa9SRod Evans 
319357ef7aa9SRod Evans 					omvp->m_poffset += sym->st_value;
31947c478bd9Sstevel@tonic-gate 				} else {
31957c478bd9Sstevel@tonic-gate 					if (isredloc)
3196d840867fSab 						DBG_CALL(Dbg_syms_reduce(ofl,
319757ef7aa9SRod Evans 						    DBG_SYM_REDUCE_RETAIN,
319857ef7aa9SRod Evans 						    sdp, idx,
3199d840867fSab 						    ofl->ofl_osmove->os_name));
32007c478bd9Sstevel@tonic-gate 
320157ef7aa9SRod Evans 					omvp->m_info =
3202d840867fSab 					    /* LINTED */
3203d840867fSab 					    ELF_M_INFO(sdp->sd_symndx,
320457ef7aa9SRod Evans 					    imvp->m_info);
32057c478bd9Sstevel@tonic-gate 				}
32067c478bd9Sstevel@tonic-gate 			}
320757ef7aa9SRod Evans 
320857ef7aa9SRod Evans 			DBG_CALL(Dbg_move_entry1(ofl->ofl_lml, 0, omvp, sdp));
320957ef7aa9SRod Evans 			omvp++;
32107c478bd9Sstevel@tonic-gate 			idx++;
32117c478bd9Sstevel@tonic-gate 		}
32127c478bd9Sstevel@tonic-gate 	}
32137c478bd9Sstevel@tonic-gate }
32147c478bd9Sstevel@tonic-gate 
32157c478bd9Sstevel@tonic-gate /*
321657ef7aa9SRod Evans  * Scan through the SHT_GROUP output sections.  Update their sh_link/sh_info
321757ef7aa9SRod Evans  * fields as well as the section contents.
32187c478bd9Sstevel@tonic-gate  */
32195aefb655Srie static uintptr_t
32200e233487SRod Evans update_ogroup(Ofl_desc *ofl)
32217c478bd9Sstevel@tonic-gate {
322257ef7aa9SRod Evans 	Aliste		idx;
32237c478bd9Sstevel@tonic-gate 	Os_desc		*osp;
32247c478bd9Sstevel@tonic-gate 	uintptr_t	error = 0;
32257c478bd9Sstevel@tonic-gate 
322657ef7aa9SRod Evans 	for (APLIST_TRAVERSE(ofl->ofl_osgroups, idx, osp)) {
32277c478bd9Sstevel@tonic-gate 		Is_desc		*isp;
32287c478bd9Sstevel@tonic-gate 		Ifl_desc	*ifl;
32297c478bd9Sstevel@tonic-gate 		Shdr		*shdr = osp->os_shdr;
32307c478bd9Sstevel@tonic-gate 		Sym_desc	*sdp;
32317c478bd9Sstevel@tonic-gate 		Xword		i, grpcnt;
32327c478bd9Sstevel@tonic-gate 		Word		*gdata;
32337c478bd9Sstevel@tonic-gate 
32347c478bd9Sstevel@tonic-gate 		/*
32357c478bd9Sstevel@tonic-gate 		 * Since input GROUP sections always create unique
32367c478bd9Sstevel@tonic-gate 		 * output GROUP sections - we know there is only one
32377c478bd9Sstevel@tonic-gate 		 * item on the list.
32387c478bd9Sstevel@tonic-gate 		 */
32391dd9d86fSAli Bahrami 		isp = ld_os_first_isdesc(osp);
32407c478bd9Sstevel@tonic-gate 
32417c478bd9Sstevel@tonic-gate 		ifl = isp->is_file;
32427c478bd9Sstevel@tonic-gate 		sdp = ifl->ifl_oldndx[isp->is_shdr->sh_info];
32437c478bd9Sstevel@tonic-gate 		shdr->sh_link = (Word)elf_ndxscn(ofl->ofl_ossymtab->os_scn);
32447c478bd9Sstevel@tonic-gate 		shdr->sh_info = sdp->sd_symndx;
32457c478bd9Sstevel@tonic-gate 
32467c478bd9Sstevel@tonic-gate 		/*
32477c478bd9Sstevel@tonic-gate 		 * Scan through the group data section and update
32487c478bd9Sstevel@tonic-gate 		 * all of the links to new values.
32497c478bd9Sstevel@tonic-gate 		 */
32507c478bd9Sstevel@tonic-gate 		grpcnt = shdr->sh_size / shdr->sh_entsize;
32517c478bd9Sstevel@tonic-gate 		gdata = (Word *)osp->os_outdata->d_buf;
32527c478bd9Sstevel@tonic-gate 
32530e233487SRod Evans 		for (i = 1; i < grpcnt; i++) {
32540e233487SRod Evans 			Os_desc	*_osp;
32550e233487SRod Evans 			Is_desc	*_isp = ifl->ifl_isdesc[gdata[i]];
32567c478bd9Sstevel@tonic-gate 
32577c478bd9Sstevel@tonic-gate 			/*
32587c478bd9Sstevel@tonic-gate 			 * If the referenced section didn't make it to the
32597c478bd9Sstevel@tonic-gate 			 * output file - just zero out the entry.
32607c478bd9Sstevel@tonic-gate 			 */
32610e233487SRod Evans 			if ((_osp = _isp->is_osdesc) == NULL)
32627c478bd9Sstevel@tonic-gate 				gdata[i] = 0;
32637c478bd9Sstevel@tonic-gate 			else
32647c478bd9Sstevel@tonic-gate 				gdata[i] = (Word)elf_ndxscn(_osp->os_scn);
32657c478bd9Sstevel@tonic-gate 		}
32667c478bd9Sstevel@tonic-gate 	}
32677c478bd9Sstevel@tonic-gate 	return (error);
32687c478bd9Sstevel@tonic-gate }
32697c478bd9Sstevel@tonic-gate 
32705aefb655Srie static void
32713244bcaaSab update_ostrtab(Os_desc *osp, Str_tbl *stp, uint_t extra)
32727c478bd9Sstevel@tonic-gate {
32737c478bd9Sstevel@tonic-gate 	Elf_Data	*data;
32743244bcaaSab 
327557ef7aa9SRod Evans 	if (osp == NULL)
32767c478bd9Sstevel@tonic-gate 		return;
32777c478bd9Sstevel@tonic-gate 
32787c478bd9Sstevel@tonic-gate 	data = osp->os_outdata;
32793244bcaaSab 	assert(data->d_size == (st_getstrtab_sz(stp) + extra));
3280cce0e03bSab 	(void) st_setstrbuf(stp, data->d_buf, data->d_size - extra);
32813244bcaaSab 	/* If leaving an extra hole at the end, zero it */
32823244bcaaSab 	if (extra > 0)
32833244bcaaSab 		(void) memset((char *)data->d_buf + data->d_size - extra,
32843244bcaaSab 		    0x0, extra);
32857c478bd9Sstevel@tonic-gate }
32867c478bd9Sstevel@tonic-gate 
328708278a5eSRod Evans /*
328808278a5eSRod Evans  * Update capabilities information.
328908278a5eSRod Evans  *
329008278a5eSRod Evans  * If string table capabilities exist, then the associated string must be
329108278a5eSRod Evans  * translated into an offset into the string table.
329208278a5eSRod Evans  */
329308278a5eSRod Evans static void
329408278a5eSRod Evans update_oscap(Ofl_desc *ofl)
329508278a5eSRod Evans {
329608278a5eSRod Evans 	Os_desc		*strosp, *cosp;
329708278a5eSRod Evans 	Cap		*cap;
329808278a5eSRod Evans 	Str_tbl		*strtbl;
329908278a5eSRod Evans 	Capstr		*capstr;
330008278a5eSRod Evans 	size_t		stoff;
330108278a5eSRod Evans 	Aliste		idx1;
330208278a5eSRod Evans 
330308278a5eSRod Evans 	/*
330408278a5eSRod Evans 	 * Determine which symbol table or string table is appropriate.
330508278a5eSRod Evans 	 */
330608278a5eSRod Evans 	if (OFL_IS_STATIC_OBJ(ofl)) {
330708278a5eSRod Evans 		strosp = ofl->ofl_osstrtab;
330808278a5eSRod Evans 		strtbl = ofl->ofl_strtab;
330908278a5eSRod Evans 	} else {
331008278a5eSRod Evans 		strosp = ofl->ofl_osdynstr;
331108278a5eSRod Evans 		strtbl = ofl->ofl_dynstrtab;
331208278a5eSRod Evans 	}
331308278a5eSRod Evans 
331408278a5eSRod Evans 	/*
331508278a5eSRod Evans 	 * If symbol capabilities exist, set the sh_link field of the .SUNW_cap
331608278a5eSRod Evans 	 * section to the .SUNW_capinfo section.
331708278a5eSRod Evans 	 */
331808278a5eSRod Evans 	if (ofl->ofl_oscapinfo) {
331908278a5eSRod Evans 		cosp = ofl->ofl_oscap;
332008278a5eSRod Evans 		cosp->os_shdr->sh_link =
332108278a5eSRod Evans 		    (Word)elf_ndxscn(ofl->ofl_oscapinfo->os_scn);
332208278a5eSRod Evans 	}
332308278a5eSRod Evans 
332408278a5eSRod Evans 	/*
332508278a5eSRod Evans 	 * If there are capability strings to process, set the sh_info
332608278a5eSRod Evans 	 * field of the .SUNW_cap section to the associated string table, and
332708278a5eSRod Evans 	 * proceed to process any CA_SUNW_PLAT entries.
332808278a5eSRod Evans 	 */
332908278a5eSRod Evans 	if ((ofl->ofl_flags & FLG_OF_CAPSTRS) == 0)
333008278a5eSRod Evans 		return;
333108278a5eSRod Evans 
333208278a5eSRod Evans 	cosp = ofl->ofl_oscap;
333308278a5eSRod Evans 	cosp->os_shdr->sh_info = (Word)elf_ndxscn(strosp->os_scn);
333408278a5eSRod Evans 
333508278a5eSRod Evans 	cap = ofl->ofl_oscap->os_outdata->d_buf;
333608278a5eSRod Evans 
333708278a5eSRod Evans 	/*
333808278a5eSRod Evans 	 * Determine whether an object capability identifier, or object
333908278a5eSRod Evans 	 * machine/platform capabilities exists.
334008278a5eSRod Evans 	 */
334108278a5eSRod Evans 	capstr = &ofl->ofl_ocapset.oc_id;
334208278a5eSRod Evans 	if (capstr->cs_str) {
334308278a5eSRod Evans 		(void) st_setstring(strtbl, capstr->cs_str, &stoff);
334408278a5eSRod Evans 		cap[capstr->cs_ndx].c_un.c_ptr = stoff;
334508278a5eSRod Evans 	}
334608278a5eSRod Evans 	for (ALIST_TRAVERSE(ofl->ofl_ocapset.oc_plat.cl_val, idx1, capstr)) {
334708278a5eSRod Evans 		(void) st_setstring(strtbl, capstr->cs_str, &stoff);
334808278a5eSRod Evans 		cap[capstr->cs_ndx].c_un.c_ptr = stoff;
334908278a5eSRod Evans 	}
335008278a5eSRod Evans 	for (ALIST_TRAVERSE(ofl->ofl_ocapset.oc_mach.cl_val, idx1, capstr)) {
335108278a5eSRod Evans 		(void) st_setstring(strtbl, capstr->cs_str, &stoff);
335208278a5eSRod Evans 		cap[capstr->cs_ndx].c_un.c_ptr = stoff;
335308278a5eSRod Evans 	}
335408278a5eSRod Evans 
335508278a5eSRod Evans 	/*
335608278a5eSRod Evans 	 * Determine any symbol capability identifiers, or machine/platform
335708278a5eSRod Evans 	 * capabilities.
335808278a5eSRod Evans 	 */
335908278a5eSRod Evans 	if (ofl->ofl_capgroups) {
336008278a5eSRod Evans 		Cap_group	*cgp;
336108278a5eSRod Evans 
336208278a5eSRod Evans 		for (APLIST_TRAVERSE(ofl->ofl_capgroups, idx1, cgp)) {
336308278a5eSRod Evans 			Objcapset	*ocapset = &cgp->cg_set;
336408278a5eSRod Evans 			Aliste		idx2;
336508278a5eSRod Evans 
336608278a5eSRod Evans 			capstr = &ocapset->oc_id;
336708278a5eSRod Evans 			if (capstr->cs_str) {
336808278a5eSRod Evans 				(void) st_setstring(strtbl, capstr->cs_str,
336908278a5eSRod Evans 				    &stoff);
337008278a5eSRod Evans 				cap[capstr->cs_ndx].c_un.c_ptr = stoff;
337108278a5eSRod Evans 			}
337208278a5eSRod Evans 			for (ALIST_TRAVERSE(ocapset->oc_plat.cl_val, idx2,
337308278a5eSRod Evans 			    capstr)) {
337408278a5eSRod Evans 				(void) st_setstring(strtbl, capstr->cs_str,
337508278a5eSRod Evans 				    &stoff);
337608278a5eSRod Evans 				cap[capstr->cs_ndx].c_un.c_ptr = stoff;
337708278a5eSRod Evans 			}
337808278a5eSRod Evans 			for (ALIST_TRAVERSE(ocapset->oc_mach.cl_val, idx2,
337908278a5eSRod Evans 			    capstr)) {
338008278a5eSRod Evans 				(void) st_setstring(strtbl, capstr->cs_str,
338108278a5eSRod Evans 				    &stoff);
338208278a5eSRod Evans 				cap[capstr->cs_ndx].c_un.c_ptr = stoff;
338308278a5eSRod Evans 			}
338408278a5eSRod Evans 		}
338508278a5eSRod Evans 	}
338608278a5eSRod Evans }
338708278a5eSRod Evans 
338808278a5eSRod Evans /*
338908278a5eSRod Evans  * Update the .SUNW_capinfo, and possibly the .SUNW_capchain sections.
339008278a5eSRod Evans  */
339108278a5eSRod Evans static void
339208278a5eSRod Evans update_oscapinfo(Ofl_desc *ofl)
339308278a5eSRod Evans {
339408278a5eSRod Evans 	Os_desc		*symosp, *ciosp, *ccosp = NULL;
339508278a5eSRod Evans 	Capinfo		*ocapinfo;
339608278a5eSRod Evans 	Capchain	*ocapchain;
339708278a5eSRod Evans 	Cap_avlnode	*cav;
339808278a5eSRod Evans 	Word		chainndx = 0;
339908278a5eSRod Evans 
340008278a5eSRod Evans 	/*
340108278a5eSRod Evans 	 * Determine which symbol table is appropriate.
340208278a5eSRod Evans 	 */
340308278a5eSRod Evans 	if (OFL_IS_STATIC_OBJ(ofl))
340408278a5eSRod Evans 		symosp = ofl->ofl_ossymtab;
340508278a5eSRod Evans 	else
340608278a5eSRod Evans 		symosp = ofl->ofl_osdynsym;
340708278a5eSRod Evans 
340808278a5eSRod Evans 	/*
340908278a5eSRod Evans 	 * Update the .SUNW_capinfo sh_link to point to the appropriate symbol
341008278a5eSRod Evans 	 * table section.  If we're creating a dynamic object, the
341108278a5eSRod Evans 	 * .SUNW_capinfo sh_info is updated to point to the .SUNW_capchain
341208278a5eSRod Evans 	 * section.
341308278a5eSRod Evans 	 */
341408278a5eSRod Evans 	ciosp = ofl->ofl_oscapinfo;
341508278a5eSRod Evans 	ciosp->os_shdr->sh_link = (Word)elf_ndxscn(symosp->os_scn);
341608278a5eSRod Evans 
341708278a5eSRod Evans 	if (OFL_IS_STATIC_OBJ(ofl) == 0) {
341808278a5eSRod Evans 		ccosp = ofl->ofl_oscapchain;
341908278a5eSRod Evans 		ciosp->os_shdr->sh_info = (Word)elf_ndxscn(ccosp->os_scn);
342008278a5eSRod Evans 	}
342108278a5eSRod Evans 
342208278a5eSRod Evans 	/*
342308278a5eSRod Evans 	 * Establish the data for each section.  The first element of each
342408278a5eSRod Evans 	 * section defines the section's version number.
342508278a5eSRod Evans 	 */
342608278a5eSRod Evans 	ocapinfo = ciosp->os_outdata->d_buf;
342708278a5eSRod Evans 	ocapinfo[0] = CAPINFO_CURRENT;
342808278a5eSRod Evans 	if (ccosp) {
342908278a5eSRod Evans 		ocapchain = ccosp->os_outdata->d_buf;
343008278a5eSRod Evans 		ocapchain[chainndx++] = CAPCHAIN_CURRENT;
343108278a5eSRod Evans 	}
343208278a5eSRod Evans 
343308278a5eSRod Evans 	/*
343408278a5eSRod Evans 	 * Traverse all capabilities families.  Each member has a .SUNW_capinfo
343508278a5eSRod Evans 	 * assignment.  The .SUNW_capinfo entry differs for relocatable objects
343608278a5eSRod Evans 	 * and dynamic objects.
343708278a5eSRod Evans 	 *
343808278a5eSRod Evans 	 * Relocatable objects:
343908278a5eSRod Evans 	 *			ELF_C_GROUP		ELF_C_SYM
344008278a5eSRod Evans 	 *
344108278a5eSRod Evans 	 * Family lead:		CAPINFO_SUNW_GLOB	lead symbol index
344208278a5eSRod Evans 	 * Family lead alias:	CAPINFO_SUNW_GLOB	lead symbol index
344308278a5eSRod Evans 	 * Family member:	.SUNW_cap index		lead symbol index
344408278a5eSRod Evans 	 *
344508278a5eSRod Evans 	 * Dynamic objects:
344608278a5eSRod Evans 	 *			ELF_C_GROUP		ELF_C_SYM
344708278a5eSRod Evans 	 *
344808278a5eSRod Evans 	 * Family lead:		CAPINFO_SUNW_GLOB	.SUNW_capchain index
344908278a5eSRod Evans 	 * Family lead alias:	CAPINFO_SUNW_GLOB	.SUNW_capchain index
345008278a5eSRod Evans 	 * Family member:	.SUNW_cap index		lead symbol index
345108278a5eSRod Evans 	 *
345208278a5eSRod Evans 	 * The ELF_C_GROUP field identifies a capabilities symbol.  Lead
345308278a5eSRod Evans 	 * capability symbols, and lead capability aliases are identified by
345408278a5eSRod Evans 	 * a CAPINFO_SUNW_GLOB group identifier.  For family members, the
345508278a5eSRod Evans 	 * ELF_C_GROUP provides an index to the associate capabilities group
345608278a5eSRod Evans 	 * (i.e, an index into the SUNW_cap section that defines a group).
345708278a5eSRod Evans 	 *
345808278a5eSRod Evans 	 * For relocatable objects, the ELF_C_SYM field identifies the lead
345908278a5eSRod Evans 	 * capability symbol.  For the lead symbol itself, the .SUNW_capinfo
346008278a5eSRod Evans 	 * index is the same as the ELF_C_SYM value.  For lead alias symbols,
346108278a5eSRod Evans 	 * the .SUNW_capinfo index differs from the ELF_C_SYM value.  This
346208278a5eSRod Evans 	 * differentiation of CAPINFO_SUNW_GLOB symbols allows ld(1) to
346308278a5eSRod Evans 	 * identify, and propagate lead alias symbols.  For example, the lead
346408278a5eSRod Evans 	 * capability symbol memcpy() would have the ELF_C_SYM for memcpy(),
346508278a5eSRod Evans 	 * and the lead alias _memcpy() would also have the ELF_C_SYM for
346608278a5eSRod Evans 	 * memcpy().
346708278a5eSRod Evans 	 *
346808278a5eSRod Evans 	 * For dynamic objects, both a lead capability symbol, and alias symbol
346908278a5eSRod Evans 	 * would have a ELF_C_SYM value that represents the same capability
347008278a5eSRod Evans 	 * chain index.  The capability chain allows ld.so.1 to traverse a
347108278a5eSRod Evans 	 * family chain for a given lead symbol, and select the most appropriate
347208278a5eSRod Evans 	 * family member.  The .SUNW_capchain array contains a series of symbol
347308278a5eSRod Evans 	 * indexes for each family member:
347408278a5eSRod Evans 	 *
347508278a5eSRod Evans 	 *    chaincap[n]  chaincap[n + 1]  chaincap[n + 2]  chaincap[n + x]
347608278a5eSRod Evans 	 *	foo() ndx    foo%x() ndx	foo%y() ndx	0
347708278a5eSRod Evans 	 *
347808278a5eSRod Evans 	 * For family members, the ELF_C_SYM value associates the capability
347908278a5eSRod Evans 	 * members with their family lead symbol.  This association, although
348008278a5eSRod Evans 	 * unused within a dynamic object, allows ld(1) to identify, and
348108278a5eSRod Evans 	 * propagate family members when processing relocatable objects.
348208278a5eSRod Evans 	 */
348308278a5eSRod Evans 	for (cav = avl_first(ofl->ofl_capfamilies); cav;
348408278a5eSRod Evans 	    cav = AVL_NEXT(ofl->ofl_capfamilies, cav)) {
348508278a5eSRod Evans 		Cap_sym		*csp;
348608278a5eSRod Evans 		Aliste		idx;
348708278a5eSRod Evans 		Sym_desc	*asdp, *lsdp = cav->cn_symavlnode.sav_sdp;
348808278a5eSRod Evans 
348908278a5eSRod Evans 		if (ccosp) {
349008278a5eSRod Evans 			/*
349108278a5eSRod Evans 			 * For a dynamic object, identify this lead symbol, and
349208278a5eSRod Evans 			 * point it to the head of a capability chain.  Set the
349308278a5eSRod Evans 			 * head of the capability chain to the same lead symbol.
349408278a5eSRod Evans 			 */
349508278a5eSRod Evans 			ocapinfo[lsdp->sd_symndx] =
349608278a5eSRod Evans 			    ELF_C_INFO(chainndx, CAPINFO_SUNW_GLOB);
349708278a5eSRod Evans 			ocapchain[chainndx] = lsdp->sd_symndx;
349808278a5eSRod Evans 		} else {
349908278a5eSRod Evans 			/*
350008278a5eSRod Evans 			 * For a relocatable object, identify this lead symbol,
350108278a5eSRod Evans 			 * and set the lead symbol index to itself.
350208278a5eSRod Evans 			 */
350308278a5eSRod Evans 			ocapinfo[lsdp->sd_symndx] =
350408278a5eSRod Evans 			    ELF_C_INFO(lsdp->sd_symndx, CAPINFO_SUNW_GLOB);
350508278a5eSRod Evans 		}
350608278a5eSRod Evans 
350708278a5eSRod Evans 		/*
350808278a5eSRod Evans 		 * Gather any lead symbol aliases.
350908278a5eSRod Evans 		 */
351008278a5eSRod Evans 		for (APLIST_TRAVERSE(cav->cn_aliases, idx, asdp)) {
351108278a5eSRod Evans 			if (ccosp) {
351208278a5eSRod Evans 				/*
351308278a5eSRod Evans 				 * For a dynamic object, identify this lead
351408278a5eSRod Evans 				 * alias symbol, and point it to the same
351508278a5eSRod Evans 				 * capability chain index as the lead symbol.
351608278a5eSRod Evans 				 */
351708278a5eSRod Evans 				ocapinfo[asdp->sd_symndx] =
351808278a5eSRod Evans 				    ELF_C_INFO(chainndx, CAPINFO_SUNW_GLOB);
351908278a5eSRod Evans 			} else {
352008278a5eSRod Evans 				/*
352108278a5eSRod Evans 				 * For a relocatable object, identify this lead
352208278a5eSRod Evans 				 * alias symbol, and set the lead symbol index
352308278a5eSRod Evans 				 * to the lead symbol.
352408278a5eSRod Evans 				 */
352508278a5eSRod Evans 				ocapinfo[asdp->sd_symndx] =
352608278a5eSRod Evans 				    ELF_C_INFO(lsdp->sd_symndx,
352708278a5eSRod Evans 				    CAPINFO_SUNW_GLOB);
352808278a5eSRod Evans 			}
352908278a5eSRod Evans 		}
353008278a5eSRod Evans 
353108278a5eSRod Evans 		chainndx++;
353208278a5eSRod Evans 
353308278a5eSRod Evans 		/*
353408278a5eSRod Evans 		 * Gather the family members.
353508278a5eSRod Evans 		 */
353608278a5eSRod Evans 		for (APLIST_TRAVERSE(cav->cn_members, idx, csp)) {
353708278a5eSRod Evans 			Sym_desc	*msdp = csp->cs_sdp;
353808278a5eSRod Evans 
353908278a5eSRod Evans 			/*
354008278a5eSRod Evans 			 * Identify the members capability group, and the lead
354108278a5eSRod Evans 			 * symbol of the family this symbol is a member of.
354208278a5eSRod Evans 			 */
354308278a5eSRod Evans 			ocapinfo[msdp->sd_symndx] =
354408278a5eSRod Evans 			    ELF_C_INFO(lsdp->sd_symndx, csp->cs_group->cg_ndx);
354508278a5eSRod Evans 			if (ccosp) {
354608278a5eSRod Evans 				/*
354708278a5eSRod Evans 				 * For a dynamic object, set the next capability
354808278a5eSRod Evans 				 * chain to point to this family member.
354908278a5eSRod Evans 				 */
355008278a5eSRod Evans 				ocapchain[chainndx++] = msdp->sd_symndx;
355108278a5eSRod Evans 			}
355208278a5eSRod Evans 		}
355308278a5eSRod Evans 
355408278a5eSRod Evans 		/*
355508278a5eSRod Evans 		 * Any chain of family members is terminated with a 0 element.
355608278a5eSRod Evans 		 */
355708278a5eSRod Evans 		if (ccosp)
355808278a5eSRod Evans 			ocapchain[chainndx++] = 0;
355908278a5eSRod Evans 	}
356008278a5eSRod Evans }
356108278a5eSRod Evans 
35627c478bd9Sstevel@tonic-gate /*
35637c478bd9Sstevel@tonic-gate  * Translate the shdr->sh_{link, info} from its input section value to that
35647c478bd9Sstevel@tonic-gate  * of the corresponding shdr->sh_{link, info} output section value.
35657c478bd9Sstevel@tonic-gate  */
35665aefb655Srie static Word
35675aefb655Srie translate_link(Ofl_desc *ofl, Os_desc *osp, Word link, const char *msg)
35687c478bd9Sstevel@tonic-gate {
356957ef7aa9SRod Evans 	Is_desc		*isp;
357057ef7aa9SRod Evans 	Ifl_desc	*ifl;
35717c478bd9Sstevel@tonic-gate 
35727c478bd9Sstevel@tonic-gate 	/*
35737c478bd9Sstevel@tonic-gate 	 * Don't translate the special section numbers.
35747c478bd9Sstevel@tonic-gate 	 */
35757c478bd9Sstevel@tonic-gate 	if (link >= SHN_LORESERVE)
35767c478bd9Sstevel@tonic-gate 		return (link);
35777c478bd9Sstevel@tonic-gate 
35787c478bd9Sstevel@tonic-gate 	/*
35797c478bd9Sstevel@tonic-gate 	 * Does this output section translate back to an input file.  If not
35807c478bd9Sstevel@tonic-gate 	 * then there is no translation to do.  In this case we will assume that
35817c478bd9Sstevel@tonic-gate 	 * if sh_link has a value, it's the right value.
35827c478bd9Sstevel@tonic-gate 	 */
35831dd9d86fSAli Bahrami 	isp = ld_os_first_isdesc(osp);
35847c478bd9Sstevel@tonic-gate 	if ((ifl = isp->is_file) == NULL)
35857c478bd9Sstevel@tonic-gate 		return (link);
35867c478bd9Sstevel@tonic-gate 
35877c478bd9Sstevel@tonic-gate 	/*
35887c478bd9Sstevel@tonic-gate 	 * Sanity check to make sure that the sh_{link, info} value
35897c478bd9Sstevel@tonic-gate 	 * is within range for the input file.
35907c478bd9Sstevel@tonic-gate 	 */
35917c478bd9Sstevel@tonic-gate 	if (link >= ifl->ifl_shnum) {
35921007fd6fSAli Bahrami 		ld_eprintf(ofl, ERR_WARNING, msg, ifl->ifl_name,
35934a8d0ea7SAli Bahrami 		    EC_WORD(isp->is_scnndx), isp->is_name, EC_XWORD(link));
35947c478bd9Sstevel@tonic-gate 		return (link);
35957c478bd9Sstevel@tonic-gate 	}
35967c478bd9Sstevel@tonic-gate 
35977c478bd9Sstevel@tonic-gate 	/*
35987c478bd9Sstevel@tonic-gate 	 * Follow the link to the input section.
35997c478bd9Sstevel@tonic-gate 	 */
360057ef7aa9SRod Evans 	if ((isp = ifl->ifl_isdesc[link]) == NULL)
36017c478bd9Sstevel@tonic-gate 		return (0);
360257ef7aa9SRod Evans 	if ((osp = isp->is_osdesc) == NULL)
36037c478bd9Sstevel@tonic-gate 		return (0);
36047c478bd9Sstevel@tonic-gate 
36057c478bd9Sstevel@tonic-gate 	/* LINTED */
36067c478bd9Sstevel@tonic-gate 	return ((Word)elf_ndxscn(osp->os_scn));
36077c478bd9Sstevel@tonic-gate }
36087c478bd9Sstevel@tonic-gate 
36097c478bd9Sstevel@tonic-gate /*
36107c478bd9Sstevel@tonic-gate  * Having created all of the necessary sections, segments, and associated
36117c478bd9Sstevel@tonic-gate  * headers, fill in the program headers and update any other data in the
36127c478bd9Sstevel@tonic-gate  * output image.  Some general rules:
36137c478bd9Sstevel@tonic-gate  *
361457ef7aa9SRod Evans  *  -	If an interpreter is required always generate a PT_PHDR entry as
36157c478bd9Sstevel@tonic-gate  *	well.  It is this entry that triggers the kernel into passing the
361670d3e49eSrie  *	interpreter an aux vector instead of just a file descriptor.
36177c478bd9Sstevel@tonic-gate  *
361857ef7aa9SRod Evans  *  -	When generating an image that will be interpreted (ie. a dynamic
36197c478bd9Sstevel@tonic-gate  *	executable, a shared object, or a static executable that has been
362070d3e49eSrie  *	provided with an interpreter - weird, but possible), make the initial
36217c478bd9Sstevel@tonic-gate  *	loadable segment include both the ehdr and phdr[].  Both of these
362270d3e49eSrie  *	tables are used by the interpreter therefore it seems more intuitive
36237c478bd9Sstevel@tonic-gate  *	to explicitly defined them as part of the mapped image rather than
362470d3e49eSrie  *	relying on page rounding by the interpreter to allow their access.
36257c478bd9Sstevel@tonic-gate  *
362657ef7aa9SRod Evans  *  -	When generating a static image that does not require an interpreter
36277c478bd9Sstevel@tonic-gate  *	have the first loadable segment indicate the address of the first
36287c478bd9Sstevel@tonic-gate  *	.section as the start address (things like /kernel/unix and ufsboot
36297c478bd9Sstevel@tonic-gate  *	expect this behavior).
36307c478bd9Sstevel@tonic-gate  */
36317c478bd9Sstevel@tonic-gate uintptr_t
36325aefb655Srie ld_update_outfile(Ofl_desc *ofl)
36337c478bd9Sstevel@tonic-gate {
3634bb3b4f6cSRod Evans 	Addr		size, etext, vaddr;
363557ef7aa9SRod Evans 	Sg_desc		*sgp;
363657ef7aa9SRod Evans 	Sg_desc		*dtracesgp = NULL, *capsgp = NULL, *intpsgp = NULL;
3637cce0e03bSab 	Os_desc		*osp;
363857ef7aa9SRod Evans 	int		phdrndx = 0, segndx = -1, secndx, intppndx, intpsndx;
3639d1827f25Srie 	int		dtracepndx, dtracesndx, cappndx, capsndx;
36405aefb655Srie 	Ehdr		*ehdr = ofl->ofl_nehdr;
36417c478bd9Sstevel@tonic-gate 	Shdr		*hshdr;
364257ef7aa9SRod Evans 	Phdr		*_phdr = NULL;
3643d1827f25Srie 	Word		phdrsz = (ehdr->e_phnum * ehdr->e_phentsize), shscnndx;
36441d9df23bSab 	ofl_flag_t	flags = ofl->ofl_flags;
36451d9df23bSab 	Word		ehdrsz = ehdr->e_ehsize;
36467c478bd9Sstevel@tonic-gate 	Boolean		nobits;
36477c478bd9Sstevel@tonic-gate 	Off		offset;
364857ef7aa9SRod Evans 	Aliste		idx1;
36497c478bd9Sstevel@tonic-gate 
3650bb3b4f6cSRod Evans 	/*
3651bb3b4f6cSRod Evans 	 * Initialize the starting address for the first segment.  Executables
3652bb3b4f6cSRod Evans 	 * have different starting addresses depending upon the target ABI,
3653bb3b4f6cSRod Evans 	 * where as shared objects have a starting address of 0.  If this is
3654bb3b4f6cSRod Evans 	 * a 64-bit executable that is being constructed to run in a restricted
3655bb3b4f6cSRod Evans 	 * address space, use an alternative origin that will provide more free
3656bb3b4f6cSRod Evans 	 * address space for the the eventual process.
3657bb3b4f6cSRod Evans 	 */
3658bb3b4f6cSRod Evans 	if (ofl->ofl_flags & FLG_OF_EXEC) {
3659bb3b4f6cSRod Evans #if	defined(_ELF64)
366008278a5eSRod Evans 		if (ofl->ofl_ocapset.oc_sf_1.cm_val & SF1_SUNW_ADDR32)
3661bb3b4f6cSRod Evans 			vaddr = ld_targ.t_m.m_segm_aorigin;
3662bb3b4f6cSRod Evans 		else
3663bb3b4f6cSRod Evans #endif
3664bb3b4f6cSRod Evans 			vaddr = ld_targ.t_m.m_segm_origin;
3665bb3b4f6cSRod Evans 	} else
3666bb3b4f6cSRod Evans 		vaddr = 0;
3667bb3b4f6cSRod Evans 
36687c478bd9Sstevel@tonic-gate 	/*
36697c478bd9Sstevel@tonic-gate 	 * Loop through the segment descriptors and pick out what we need.
36707c478bd9Sstevel@tonic-gate 	 */
36715aefb655Srie 	DBG_CALL(Dbg_seg_title(ofl->ofl_lml));
367257ef7aa9SRod Evans 	for (APLIST_TRAVERSE(ofl->ofl_segs, idx1, sgp)) {
367369112eddSAli Bahrami 		Phdr		*phdr = &(sgp->sg_phdr);
3674c524b4feSRichard Lowe 		Xword		p_align;
367569112eddSAli Bahrami 		Aliste		idx2;
367669112eddSAli Bahrami 		Sym_desc	*sdp;
36777c478bd9Sstevel@tonic-gate 
36787c478bd9Sstevel@tonic-gate 		segndx++;
36797c478bd9Sstevel@tonic-gate 
36807c478bd9Sstevel@tonic-gate 		/*
36817c478bd9Sstevel@tonic-gate 		 * If an interpreter is required generate a PT_INTERP and
36827c478bd9Sstevel@tonic-gate 		 * PT_PHDR program header entry.  The PT_PHDR entry describes
36837c478bd9Sstevel@tonic-gate 		 * the program header table itself.  This information will be
36847c478bd9Sstevel@tonic-gate 		 * passed via the aux vector to the interpreter (ld.so.1).
36857c478bd9Sstevel@tonic-gate 		 * The program header array is actually part of the first
36867c478bd9Sstevel@tonic-gate 		 * loadable segment (and the PT_PHDR entry is the first entry),
36877c478bd9Sstevel@tonic-gate 		 * therefore its virtual address isn't known until the first
36887c478bd9Sstevel@tonic-gate 		 * loadable segment is processed.
36897c478bd9Sstevel@tonic-gate 		 */
36907c478bd9Sstevel@tonic-gate 		if (phdr->p_type == PT_PHDR) {
36917c478bd9Sstevel@tonic-gate 			if (ofl->ofl_osinterp) {
36927c478bd9Sstevel@tonic-gate 				phdr->p_offset = ehdr->e_phoff;
36937c478bd9Sstevel@tonic-gate 				phdr->p_filesz = phdr->p_memsz = phdrsz;
3694d1827f25Srie 
36955aefb655Srie 				DBG_CALL(Dbg_seg_entry(ofl, segndx, sgp));
36967c478bd9Sstevel@tonic-gate 				ofl->ofl_phdr[phdrndx++] = *phdr;
36977c478bd9Sstevel@tonic-gate 			}
36987c478bd9Sstevel@tonic-gate 			continue;
36997c478bd9Sstevel@tonic-gate 		}
37007c478bd9Sstevel@tonic-gate 		if (phdr->p_type == PT_INTERP) {
37017c478bd9Sstevel@tonic-gate 			if (ofl->ofl_osinterp) {
370257ef7aa9SRod Evans 				intpsgp = sgp;
370357ef7aa9SRod Evans 				intpsndx = segndx;
370457ef7aa9SRod Evans 				intppndx = phdrndx++;
37057c478bd9Sstevel@tonic-gate 			}
37067c478bd9Sstevel@tonic-gate 			continue;
37077c478bd9Sstevel@tonic-gate 		}
37087c478bd9Sstevel@tonic-gate 
37097c478bd9Sstevel@tonic-gate 		/*
3710d1827f25Srie 		 * If we are creating a PT_SUNWDTRACE segment, remember where
3711d1827f25Srie 		 * the program header is.  The header values are assigned after
3712d1827f25Srie 		 * update_osym() has completed and the symbol table addresses
371328bda19cSRod Evans 		 * have been updated.
37147c478bd9Sstevel@tonic-gate 		 */
37157c478bd9Sstevel@tonic-gate 		if (phdr->p_type == PT_SUNWDTRACE) {
371628bda19cSRod Evans 			if (ofl->ofl_dtracesym &&
37177c478bd9Sstevel@tonic-gate 			    ((flags & FLG_OF_RELOBJ) == 0)) {
3718d1827f25Srie 				dtracesgp = sgp;
3719d1827f25Srie 				dtracesndx = segndx;
3720d1827f25Srie 				dtracepndx = phdrndx++;
37217c478bd9Sstevel@tonic-gate 			}
37227c478bd9Sstevel@tonic-gate 			continue;
37237c478bd9Sstevel@tonic-gate 		}
37247c478bd9Sstevel@tonic-gate 
37257c478bd9Sstevel@tonic-gate 		/*
37267c478bd9Sstevel@tonic-gate 		 * If a hardware/software capabilities section is required,
37277c478bd9Sstevel@tonic-gate 		 * generate the PT_SUNWCAP header.  Note, as this comes before
37287c478bd9Sstevel@tonic-gate 		 * the first loadable segment, we don't yet know its real
37297c478bd9Sstevel@tonic-gate 		 * virtual address.  This is updated later.
37307c478bd9Sstevel@tonic-gate 		 */
37317c478bd9Sstevel@tonic-gate 		if (phdr->p_type == PT_SUNWCAP) {
373208278a5eSRod Evans 			if (ofl->ofl_oscap && (ofl->ofl_flags & FLG_OF_PTCAP) &&
373308278a5eSRod Evans 			    ((flags & FLG_OF_RELOBJ) == 0)) {
3734d1827f25Srie 				capsgp = sgp;
3735d1827f25Srie 				capsndx = segndx;
3736d1827f25Srie 				cappndx = phdrndx++;
37377c478bd9Sstevel@tonic-gate 			}
37387c478bd9Sstevel@tonic-gate 			continue;
37397c478bd9Sstevel@tonic-gate 		}
37407c478bd9Sstevel@tonic-gate 
37417c478bd9Sstevel@tonic-gate 		/*
37427c478bd9Sstevel@tonic-gate 		 * As the dynamic program header occurs after the loadable
37437c478bd9Sstevel@tonic-gate 		 * headers in the segment descriptor table, all the address
37447c478bd9Sstevel@tonic-gate 		 * information for the .dynamic output section will have been
37457c478bd9Sstevel@tonic-gate 		 * figured out by now.
37467c478bd9Sstevel@tonic-gate 		 */
37477c478bd9Sstevel@tonic-gate 		if (phdr->p_type == PT_DYNAMIC) {
37489039eeafSab 			if (OFL_ALLOW_DYNSYM(ofl)) {
3749d1827f25Srie 				Shdr	*shdr = ofl->ofl_osdynamic->os_shdr;
37507c478bd9Sstevel@tonic-gate 
37517c478bd9Sstevel@tonic-gate 				phdr->p_vaddr = shdr->sh_addr;
37527c478bd9Sstevel@tonic-gate 				phdr->p_offset = shdr->sh_offset;
37537c478bd9Sstevel@tonic-gate 				phdr->p_filesz = shdr->sh_size;
3754ba2be530Sab 				phdr->p_flags = ld_targ.t_m.m_dataseg_perm;
3755d1827f25Srie 
37565aefb655Srie 				DBG_CALL(Dbg_seg_entry(ofl, segndx, sgp));
37577c478bd9Sstevel@tonic-gate 				ofl->ofl_phdr[phdrndx++] = *phdr;
37587c478bd9Sstevel@tonic-gate 			}
37597c478bd9Sstevel@tonic-gate 			continue;
37607c478bd9Sstevel@tonic-gate 		}
3761d1827f25Srie 
3762d1827f25Srie 		/*
37637e16fca0SAli Bahrami 		 * As the unwind (.eh_frame_hdr) program header occurs after
37647e16fca0SAli Bahrami 		 * the loadable headers in the segment descriptor table, all
37657e16fca0SAli Bahrami 		 * the address information for the .eh_frame output section
37667e16fca0SAli Bahrami 		 * will have been figured out by now.
3767d1827f25Srie 		 */
37687e16fca0SAli Bahrami 		if (phdr->p_type == PT_SUNW_UNWIND) {
37697c478bd9Sstevel@tonic-gate 			Shdr	    *shdr;
3770d1827f25Srie 
37717e16fca0SAli Bahrami 			if (ofl->ofl_unwindhdr == NULL)
37727c478bd9Sstevel@tonic-gate 				continue;
3773d1827f25Srie 
37747c478bd9Sstevel@tonic-gate 			shdr = ofl->ofl_unwindhdr->os_shdr;
37757c478bd9Sstevel@tonic-gate 
37767c478bd9Sstevel@tonic-gate 			phdr->p_flags = PF_R;
37777c478bd9Sstevel@tonic-gate 			phdr->p_vaddr = shdr->sh_addr;
37787c478bd9Sstevel@tonic-gate 			phdr->p_memsz = shdr->sh_size;
37797c478bd9Sstevel@tonic-gate 			phdr->p_filesz = shdr->sh_size;
37807c478bd9Sstevel@tonic-gate 			phdr->p_offset = shdr->sh_offset;
37817c478bd9Sstevel@tonic-gate 			phdr->p_align = shdr->sh_addralign;
37827c478bd9Sstevel@tonic-gate 			phdr->p_paddr = 0;
37837c478bd9Sstevel@tonic-gate 			ofl->ofl_phdr[phdrndx++] = *phdr;
37847c478bd9Sstevel@tonic-gate 			continue;
37857c478bd9Sstevel@tonic-gate 		}
37867e16fca0SAli Bahrami 
378769112eddSAli Bahrami 		/*
378869112eddSAli Bahrami 		 * The sunwstack program is used to convey non-default
378969112eddSAli Bahrami 		 * flags for the process stack. Only emit it if it would
379069112eddSAli Bahrami 		 * change the default.
379169112eddSAli Bahrami 		 */
379269112eddSAli Bahrami 		if (phdr->p_type == PT_SUNWSTACK) {
3793a1926ac7SAli Bahrami 			if (((flags & FLG_OF_RELOBJ) == 0) &&
3794a1926ac7SAli Bahrami 			    ((sgp->sg_flags & FLG_SG_DISABLED) == 0))
379569112eddSAli Bahrami 				ofl->ofl_phdr[phdrndx++] = *phdr;
379669112eddSAli Bahrami 			continue;
379769112eddSAli Bahrami 		}
379869112eddSAli Bahrami 
3799d1827f25Srie 		/*
3800d1827f25Srie 		 * As the TLS program header occurs after the loadable
3801d1827f25Srie 		 * headers in the segment descriptor table, all the address
3802d1827f25Srie 		 * information for the .tls output section will have been
3803d1827f25Srie 		 * figured out by now.
3804d1827f25Srie 		 */
38057c478bd9Sstevel@tonic-gate 		if (phdr->p_type == PT_TLS) {
380657ef7aa9SRod Evans 			Os_desc		*tlsosp;
380708278a5eSRod Evans 			Shdr		*lastfileshdr = NULL;
380808278a5eSRod Evans 			Shdr		*firstshdr = NULL, *lastshdr;
380957ef7aa9SRod Evans 			Aliste		idx;
38107c478bd9Sstevel@tonic-gate 
381157ef7aa9SRod Evans 			if (ofl->ofl_ostlsseg == NULL)
38127c478bd9Sstevel@tonic-gate 				continue;
3813dd94ecefSrie 
3814f79d60b6Srie 			/*
381508278a5eSRod Evans 			 * Scan the output sections that have contributed TLS.
3816f79d60b6Srie 			 * Remember the first and last so as to determine the
3817f79d60b6Srie 			 * TLS memory size requirement.  Remember the last
381808278a5eSRod Evans 			 * progbits section to determine the TLS data
381908278a5eSRod Evans 			 * contribution, which determines the TLS program
382008278a5eSRod Evans 			 * header filesz.
3821f79d60b6Srie 			 */
382257ef7aa9SRod Evans 			for (APLIST_TRAVERSE(ofl->ofl_ostlsseg, idx, tlsosp)) {
3823dd94ecefSrie 				Shdr	*tlsshdr = tlsosp->os_shdr;
3824dd94ecefSrie 
382557ef7aa9SRod Evans 				if (firstshdr == NULL)
3826f79d60b6Srie 					firstshdr = tlsshdr;
3827f79d60b6Srie 				if (tlsshdr->sh_type != SHT_NOBITS)
3828f79d60b6Srie 					lastfileshdr = tlsshdr;
3829f79d60b6Srie 				lastshdr = tlsshdr;
38307c478bd9Sstevel@tonic-gate 			}
3831dd94ecefSrie 
3832dd94ecefSrie 			phdr->p_flags = PF_R | PF_W;
38337c478bd9Sstevel@tonic-gate 			phdr->p_vaddr = firstshdr->sh_addr;
38347c478bd9Sstevel@tonic-gate 			phdr->p_offset = firstshdr->sh_offset;
3835dd94ecefSrie 			phdr->p_align = firstshdr->sh_addralign;
3836f79d60b6Srie 
383708278a5eSRod Evans 			/*
383808278a5eSRod Evans 			 * Determine the initialized TLS data size.  This
383908278a5eSRod Evans 			 * address range is from the start of the TLS segment
384008278a5eSRod Evans 			 * to the end of the last piece of initialized data.
384108278a5eSRod Evans 			 */
3842f79d60b6Srie 			if (lastfileshdr)
3843f79d60b6Srie 				phdr->p_filesz = lastfileshdr->sh_offset +
3844f79d60b6Srie 				    lastfileshdr->sh_size - phdr->p_offset;
3845f79d60b6Srie 			else
3846f79d60b6Srie 				phdr->p_filesz = 0;
3847f79d60b6Srie 
384808278a5eSRod Evans 			/*
384908278a5eSRod Evans 			 * Determine the total TLS memory size.  This includes
385008278a5eSRod Evans 			 * all TLS data and TLS uninitialized data.  This
385108278a5eSRod Evans 			 * address range is from the start of the TLS segment
385208278a5eSRod Evans 			 * to the memory address of the last piece of
385308278a5eSRod Evans 			 * uninitialized data.
385408278a5eSRod Evans 			 */
385508278a5eSRod Evans 			phdr->p_memsz = lastshdr->sh_addr +
385608278a5eSRod Evans 			    lastshdr->sh_size - phdr->p_vaddr;
3857dd94ecefSrie 
38585aefb655Srie 			DBG_CALL(Dbg_seg_entry(ofl, segndx, sgp));
3859d1827f25Srie 			ofl->ofl_phdr[phdrndx] = *phdr;
3860d1827f25Srie 			ofl->ofl_tlsphdr = &ofl->ofl_phdr[phdrndx++];
38617c478bd9Sstevel@tonic-gate 			continue;
38627c478bd9Sstevel@tonic-gate 		}
38637c478bd9Sstevel@tonic-gate 
38647c478bd9Sstevel@tonic-gate 		/*
38657c478bd9Sstevel@tonic-gate 		 * If this is an empty segment declaration, it will occur after
3866d1827f25Srie 		 * all other loadable segments.  As empty segments can be
386708278a5eSRod Evans 		 * defined with fixed addresses, make sure that no loadable
3868d1827f25Srie 		 * segments overlap.  This might occur as the object evolves
3869d1827f25Srie 		 * and the loadable segments grow, thus encroaching upon an
3870d1827f25Srie 		 * existing segment reservation.
3871d1827f25Srie 		 *
3872d1827f25Srie 		 * Segments are only created for dynamic objects, thus this
3873d1827f25Srie 		 * checking can be skipped when building a relocatable object.
38747c478bd9Sstevel@tonic-gate 		 */
38751d9df23bSab 		if (!(flags & FLG_OF_RELOBJ) &&
38767c478bd9Sstevel@tonic-gate 		    (sgp->sg_flags & FLG_SG_EMPTY)) {
3877d1827f25Srie 			int	i;
38787c478bd9Sstevel@tonic-gate 			Addr	v_e;
38797c478bd9Sstevel@tonic-gate 
38807c478bd9Sstevel@tonic-gate 			vaddr = phdr->p_vaddr;
38817c478bd9Sstevel@tonic-gate 			phdr->p_memsz = sgp->sg_length;
38825aefb655Srie 			DBG_CALL(Dbg_seg_entry(ofl, segndx, sgp));
38837c478bd9Sstevel@tonic-gate 			ofl->ofl_phdr[phdrndx++] = *phdr;
38847c478bd9Sstevel@tonic-gate 
38857c478bd9Sstevel@tonic-gate 			if (phdr->p_type != PT_LOAD)
38867c478bd9Sstevel@tonic-gate 				continue;
38877c478bd9Sstevel@tonic-gate 
38887c478bd9Sstevel@tonic-gate 			v_e = vaddr + phdr->p_memsz;
3889d1827f25Srie 
38907c478bd9Sstevel@tonic-gate 			/*
38917c478bd9Sstevel@tonic-gate 			 * Check overlaps
38927c478bd9Sstevel@tonic-gate 			 */
38937c478bd9Sstevel@tonic-gate 			for (i = 0; i < phdrndx - 1; i++) {
3894c524b4feSRichard Lowe 				Addr	p_s = (ofl->ofl_phdr[i]).p_vaddr;
3895c524b4feSRichard Lowe 				Addr	p_e;
38967c478bd9Sstevel@tonic-gate 
38977c478bd9Sstevel@tonic-gate 				if ((ofl->ofl_phdr[i]).p_type != PT_LOAD)
38987c478bd9Sstevel@tonic-gate 					continue;
38997c478bd9Sstevel@tonic-gate 
39007c478bd9Sstevel@tonic-gate 				p_e = p_s + (ofl->ofl_phdr[i]).p_memsz;
39017c478bd9Sstevel@tonic-gate 				if (((p_s <= vaddr) && (p_e > vaddr)) ||
39027c478bd9Sstevel@tonic-gate 				    ((vaddr <= p_s) && (v_e > p_s)))
39031007fd6fSAli Bahrami 					ld_eprintf(ofl, ERR_WARNING,
39047c478bd9Sstevel@tonic-gate 					    MSG_INTL(MSG_UPD_SEGOVERLAP),
39055aefb655Srie 					    ofl->ofl_name, EC_ADDR(p_e),
39065aefb655Srie 					    sgp->sg_name, EC_ADDR(vaddr));
39077c478bd9Sstevel@tonic-gate 			}
39087c478bd9Sstevel@tonic-gate 			continue;
39097c478bd9Sstevel@tonic-gate 		}
39107c478bd9Sstevel@tonic-gate 
39117c478bd9Sstevel@tonic-gate 		/*
39127c478bd9Sstevel@tonic-gate 		 * Having processed any of the special program headers any
39137c478bd9Sstevel@tonic-gate 		 * remaining headers will be built to express individual
39147c478bd9Sstevel@tonic-gate 		 * segments.  Segments are only built if they have output
39157c478bd9Sstevel@tonic-gate 		 * section descriptors associated with them (ie. some form of
39167c478bd9Sstevel@tonic-gate 		 * input section has been matched to this segment).
39177c478bd9Sstevel@tonic-gate 		 */
39180bc07c75Srie 		if (sgp->sg_osdescs == NULL)
39197c478bd9Sstevel@tonic-gate 			continue;
39207c478bd9Sstevel@tonic-gate 
39217c478bd9Sstevel@tonic-gate 		/*
39227c478bd9Sstevel@tonic-gate 		 * Determine the segments offset and size from the section
39237c478bd9Sstevel@tonic-gate 		 * information provided from elf_update().
39247c478bd9Sstevel@tonic-gate 		 * Allow for multiple NOBITS sections.
39257c478bd9Sstevel@tonic-gate 		 */
3926cce0e03bSab 		osp = sgp->sg_osdescs->apl_data[0];
392754d82594Sseizo 		hshdr = osp->os_shdr;
39287c478bd9Sstevel@tonic-gate 
39297c478bd9Sstevel@tonic-gate 		phdr->p_filesz = 0;
39307c478bd9Sstevel@tonic-gate 		phdr->p_memsz = 0;
39317c478bd9Sstevel@tonic-gate 		phdr->p_offset = offset = hshdr->sh_offset;
39320bc07c75Srie 
393354d82594Sseizo 		nobits = ((hshdr->sh_type == SHT_NOBITS) &&
39340bc07c75Srie 		    ((sgp->sg_flags & FLG_SG_PHREQ) == 0));
39350bc07c75Srie 
393657ef7aa9SRod Evans 		for (APLIST_TRAVERSE(sgp->sg_osdescs, idx2, osp)) {
3937cce0e03bSab 			Shdr	*shdr = osp->os_shdr;
39387c478bd9Sstevel@tonic-gate 
39397c478bd9Sstevel@tonic-gate 			p_align = 0;
39407c478bd9Sstevel@tonic-gate 			if (shdr->sh_addralign > p_align)
39417c478bd9Sstevel@tonic-gate 				p_align = shdr->sh_addralign;
39420bc07c75Srie 
39437c478bd9Sstevel@tonic-gate 			offset = (Off)S_ROUND(offset, shdr->sh_addralign);
39447c478bd9Sstevel@tonic-gate 			offset += shdr->sh_size;
39450bc07c75Srie 
39467c478bd9Sstevel@tonic-gate 			if (shdr->sh_type != SHT_NOBITS) {
39477c478bd9Sstevel@tonic-gate 				if (nobits) {
39481007fd6fSAli Bahrami 					ld_eprintf(ofl, ERR_FATAL,
39497c478bd9Sstevel@tonic-gate 					    MSG_INTL(MSG_UPD_NOBITS));
39507c478bd9Sstevel@tonic-gate 					return (S_ERROR);
39517c478bd9Sstevel@tonic-gate 				}
39527c478bd9Sstevel@tonic-gate 				phdr->p_filesz = offset - phdr->p_offset;
395354d82594Sseizo 			} else if ((sgp->sg_flags & FLG_SG_PHREQ) == 0)
39547c478bd9Sstevel@tonic-gate 				nobits = TRUE;
39557c478bd9Sstevel@tonic-gate 		}
39567c478bd9Sstevel@tonic-gate 		phdr->p_memsz = offset - hshdr->sh_offset;
39577c478bd9Sstevel@tonic-gate 
39587c478bd9Sstevel@tonic-gate 		/*
39597c478bd9Sstevel@tonic-gate 		 * If this is the first loadable segment of a dynamic object,
396070d3e49eSrie 		 * or an interpreter has been specified (a static object built
396170d3e49eSrie 		 * with an interpreter will still be given a PT_HDR entry), then
39627c478bd9Sstevel@tonic-gate 		 * compensate for the elf header and program header array.  Both
39637c478bd9Sstevel@tonic-gate 		 * of these are actually part of the loadable segment as they
396470d3e49eSrie 		 * may be inspected by the interpreter.  Adjust the segments
39657c478bd9Sstevel@tonic-gate 		 * size and offset accordingly.
39667c478bd9Sstevel@tonic-gate 		 */
396757ef7aa9SRod Evans 		if ((_phdr == NULL) && (phdr->p_type == PT_LOAD) &&
39687c478bd9Sstevel@tonic-gate 		    ((ofl->ofl_osinterp) || (flags & FLG_OF_DYNAMIC)) &&
39694899432aSab 		    (!(ofl->ofl_dtflags_1 & DF_1_NOHDR))) {
39707c478bd9Sstevel@tonic-gate 			size = (Addr)S_ROUND((phdrsz + ehdrsz),
39717c478bd9Sstevel@tonic-gate 			    hshdr->sh_addralign);
39727c478bd9Sstevel@tonic-gate 			phdr->p_offset -= size;
39737c478bd9Sstevel@tonic-gate 			phdr->p_filesz += size;
39747c478bd9Sstevel@tonic-gate 			phdr->p_memsz += size;
39757c478bd9Sstevel@tonic-gate 		}
39767c478bd9Sstevel@tonic-gate 
39777c478bd9Sstevel@tonic-gate 		/*
397869112eddSAli Bahrami 		 * If segment size symbols are required (specified via a
397969112eddSAli Bahrami 		 * mapfile) update their value.
39807c478bd9Sstevel@tonic-gate 		 */
398169112eddSAli Bahrami 		for (APLIST_TRAVERSE(sgp->sg_sizesym, idx2, sdp))
398269112eddSAli Bahrami 			sdp->sd_sym->st_value = phdr->p_memsz;
39837c478bd9Sstevel@tonic-gate 
39847c478bd9Sstevel@tonic-gate 		/*
39857c478bd9Sstevel@tonic-gate 		 * If no file content has been assigned to this segment (it
39867c478bd9Sstevel@tonic-gate 		 * only contains no-bits sections), then reset the offset for
39877c478bd9Sstevel@tonic-gate 		 * consistency.
39887c478bd9Sstevel@tonic-gate 		 */
39897c478bd9Sstevel@tonic-gate 		if (phdr->p_filesz == 0)
39907c478bd9Sstevel@tonic-gate 			phdr->p_offset = 0;
39917c478bd9Sstevel@tonic-gate 
39927c478bd9Sstevel@tonic-gate 		/*
39937c478bd9Sstevel@tonic-gate 		 * If a virtual address has been specified for this segment
399469112eddSAli Bahrami 		 * from a mapfile use it and make sure the previous segment
399569112eddSAli Bahrami 		 * does not run into this segment.
39967c478bd9Sstevel@tonic-gate 		 */
399735450702SAli Bahrami 		if (phdr->p_type == PT_LOAD) {
399869112eddSAli Bahrami 			if ((sgp->sg_flags & FLG_SG_P_VADDR)) {
39997c478bd9Sstevel@tonic-gate 				if (_phdr && (vaddr > phdr->p_vaddr) &&
40007c478bd9Sstevel@tonic-gate 				    (phdr->p_type == PT_LOAD))
40011007fd6fSAli Bahrami 					ld_eprintf(ofl, ERR_WARNING,
40027c478bd9Sstevel@tonic-gate 					    MSG_INTL(MSG_UPD_SEGOVERLAP),
40037c478bd9Sstevel@tonic-gate 					    ofl->ofl_name, EC_ADDR(vaddr),
40047c478bd9Sstevel@tonic-gate 					    sgp->sg_name,
40057c478bd9Sstevel@tonic-gate 					    EC_ADDR(phdr->p_vaddr));
40067c478bd9Sstevel@tonic-gate 				vaddr = phdr->p_vaddr;
40077c478bd9Sstevel@tonic-gate 				phdr->p_align = 0;
40087c478bd9Sstevel@tonic-gate 			} else {
40097c478bd9Sstevel@tonic-gate 				vaddr = phdr->p_vaddr =
40107c478bd9Sstevel@tonic-gate 				    (Addr)S_ROUND(vaddr, phdr->p_align);
40117c478bd9Sstevel@tonic-gate 			}
40127c478bd9Sstevel@tonic-gate 		}
40137c478bd9Sstevel@tonic-gate 
40147c478bd9Sstevel@tonic-gate 		/*
40157c478bd9Sstevel@tonic-gate 		 * Adjust the address offset and p_align if needed.
40167c478bd9Sstevel@tonic-gate 		 */
401769112eddSAli Bahrami 		if (((sgp->sg_flags & FLG_SG_P_VADDR) == 0) &&
40183906e0c2Srie 		    ((ofl->ofl_dtflags_1 & DF_1_NOHDR) == 0)) {
40197c478bd9Sstevel@tonic-gate 			if (phdr->p_align != 0)
40207c478bd9Sstevel@tonic-gate 				vaddr += phdr->p_offset % phdr->p_align;
40217c478bd9Sstevel@tonic-gate 			else
40227c478bd9Sstevel@tonic-gate 				vaddr += phdr->p_offset;
40237c478bd9Sstevel@tonic-gate 			phdr->p_vaddr = vaddr;
40247c478bd9Sstevel@tonic-gate 		}
40257c478bd9Sstevel@tonic-gate 
40267c478bd9Sstevel@tonic-gate 		/*
40277c478bd9Sstevel@tonic-gate 		 * If an interpreter is required set the virtual address of the
40287c478bd9Sstevel@tonic-gate 		 * PT_PHDR program header now that we know the virtual address
40297c478bd9Sstevel@tonic-gate 		 * of the loadable segment that contains it.  Update the
40307c478bd9Sstevel@tonic-gate 		 * PT_SUNWCAP header similarly.
40317c478bd9Sstevel@tonic-gate 		 */
403257ef7aa9SRod Evans 		if ((_phdr == NULL) && (phdr->p_type == PT_LOAD)) {
40337c478bd9Sstevel@tonic-gate 			_phdr = phdr;
40347c478bd9Sstevel@tonic-gate 
4035d1827f25Srie 			if ((ofl->ofl_dtflags_1 & DF_1_NOHDR) == 0) {
40367c478bd9Sstevel@tonic-gate 				if (ofl->ofl_osinterp)
40377c478bd9Sstevel@tonic-gate 					ofl->ofl_phdr[0].p_vaddr =
40387c478bd9Sstevel@tonic-gate 					    vaddr + ehdrsz;
40397c478bd9Sstevel@tonic-gate 
40407c478bd9Sstevel@tonic-gate 				/*
40417c478bd9Sstevel@tonic-gate 				 * Finally, if we're creating a dynamic object
404270d3e49eSrie 				 * (or a static object in which an interpreter
40437c478bd9Sstevel@tonic-gate 				 * is specified) update the vaddr to reflect
40447c478bd9Sstevel@tonic-gate 				 * the address of the first section within this
40457c478bd9Sstevel@tonic-gate 				 * segment.
40467c478bd9Sstevel@tonic-gate 				 */
40477c478bd9Sstevel@tonic-gate 				if ((ofl->ofl_osinterp) ||
40487c478bd9Sstevel@tonic-gate 				    (flags & FLG_OF_DYNAMIC))
40497c478bd9Sstevel@tonic-gate 					vaddr += size;
40507c478bd9Sstevel@tonic-gate 			} else {
40517c478bd9Sstevel@tonic-gate 				/*
4052d1827f25Srie 				 * If the DF_1_NOHDR flag was set, and an
4053d1827f25Srie 				 * interpreter is being generated, the PT_PHDR
40547c478bd9Sstevel@tonic-gate 				 * will not be part of any loadable segment.
40557c478bd9Sstevel@tonic-gate 				 */
4056d1827f25Srie 				if (ofl->ofl_osinterp) {
4057d1827f25Srie 					ofl->ofl_phdr[0].p_vaddr = 0;
4058d1827f25Srie 					ofl->ofl_phdr[0].p_memsz = 0;
4059d1827f25Srie 					ofl->ofl_phdr[0].p_flags = 0;
4060d1827f25Srie 				}
40617c478bd9Sstevel@tonic-gate 			}
40627c478bd9Sstevel@tonic-gate 		}
40637c478bd9Sstevel@tonic-gate 
40647c478bd9Sstevel@tonic-gate 		/*
4065c1c6f601Srie 		 * Ensure the ELF entry point defaults to zero.  Typically, this
4066c1c6f601Srie 		 * value is overridden in update_oehdr() to one of the standard
4067c1c6f601Srie 		 * entry points.  Historically, this default was set to the
4068c1c6f601Srie 		 * address of first executable section, but this has since been
4069c1c6f601Srie 		 * found to be more confusing than it is helpful.
40707c478bd9Sstevel@tonic-gate 		 */
4071c1c6f601Srie 		ehdr->e_entry = 0;
40727c478bd9Sstevel@tonic-gate 
40735aefb655Srie 		DBG_CALL(Dbg_seg_entry(ofl, segndx, sgp));
40747c478bd9Sstevel@tonic-gate 
40757c478bd9Sstevel@tonic-gate 		/*
40767c478bd9Sstevel@tonic-gate 		 * Traverse the output section descriptors for this segment so
40777c478bd9Sstevel@tonic-gate 		 * that we can update the section headers addresses.  We've
40787c478bd9Sstevel@tonic-gate 		 * calculated the virtual address of the initial section within
40797c478bd9Sstevel@tonic-gate 		 * this segment, so each successive section can be calculated
40807c478bd9Sstevel@tonic-gate 		 * based on their offsets from each other.
40817c478bd9Sstevel@tonic-gate 		 */
40827c478bd9Sstevel@tonic-gate 		secndx = 0;
40837c478bd9Sstevel@tonic-gate 		hshdr = 0;
408457ef7aa9SRod Evans 		for (APLIST_TRAVERSE(sgp->sg_osdescs, idx2, osp)) {
4085cce0e03bSab 			Shdr	*shdr = osp->os_shdr;
40867c478bd9Sstevel@tonic-gate 
40877c478bd9Sstevel@tonic-gate 			if (shdr->sh_link)
408860758829Srie 				shdr->sh_link = translate_link(ofl, osp,
408960758829Srie 				    shdr->sh_link, MSG_INTL(MSG_FIL_INVSHLINK));
40907c478bd9Sstevel@tonic-gate 
40917c478bd9Sstevel@tonic-gate 			if (shdr->sh_info && (shdr->sh_flags & SHF_INFO_LINK))
409260758829Srie 				shdr->sh_info = translate_link(ofl, osp,
409360758829Srie 				    shdr->sh_info, MSG_INTL(MSG_FIL_INVSHINFO));
40947c478bd9Sstevel@tonic-gate 
40957c478bd9Sstevel@tonic-gate 			if (!(flags & FLG_OF_RELOBJ) &&
409635450702SAli Bahrami 			    (phdr->p_type == PT_LOAD)) {
40977c478bd9Sstevel@tonic-gate 				if (hshdr)
40987c478bd9Sstevel@tonic-gate 					vaddr += (shdr->sh_offset -
40997c478bd9Sstevel@tonic-gate 					    hshdr->sh_offset);
41007c478bd9Sstevel@tonic-gate 
41017c478bd9Sstevel@tonic-gate 				shdr->sh_addr = vaddr;
41027c478bd9Sstevel@tonic-gate 				hshdr = shdr;
41037c478bd9Sstevel@tonic-gate 			}
41047c478bd9Sstevel@tonic-gate 
41057c478bd9Sstevel@tonic-gate 			DBG_CALL(Dbg_seg_os(ofl, osp, secndx));
41067c478bd9Sstevel@tonic-gate 			secndx++;
41077c478bd9Sstevel@tonic-gate 		}
41087c478bd9Sstevel@tonic-gate 
41097c478bd9Sstevel@tonic-gate 		/*
41107c478bd9Sstevel@tonic-gate 		 * Establish the virtual address of the end of the last section
41117c478bd9Sstevel@tonic-gate 		 * in this segment so that the next segments offset can be
41127c478bd9Sstevel@tonic-gate 		 * calculated from this.
41137c478bd9Sstevel@tonic-gate 		 */
41147c478bd9Sstevel@tonic-gate 		if (hshdr)
41157c478bd9Sstevel@tonic-gate 			vaddr += hshdr->sh_size;
41167c478bd9Sstevel@tonic-gate 
41177c478bd9Sstevel@tonic-gate 		/*
41187c478bd9Sstevel@tonic-gate 		 * Output sections for this segment complete.  Adjust the
41197c478bd9Sstevel@tonic-gate 		 * virtual offset for the last sections size, and make sure we
41207c478bd9Sstevel@tonic-gate 		 * haven't exceeded any maximum segment length specification.
41217c478bd9Sstevel@tonic-gate 		 */
41227c478bd9Sstevel@tonic-gate 		if ((sgp->sg_length != 0) && (sgp->sg_length < phdr->p_memsz)) {
41231007fd6fSAli Bahrami 			ld_eprintf(ofl, ERR_FATAL, MSG_INTL(MSG_UPD_LARGSIZE),
41241007fd6fSAli Bahrami 			    ofl->ofl_name, sgp->sg_name,
41251007fd6fSAli Bahrami 			    EC_XWORD(phdr->p_memsz), EC_XWORD(sgp->sg_length));
41267c478bd9Sstevel@tonic-gate 			return (S_ERROR);
41277c478bd9Sstevel@tonic-gate 		}
41287c478bd9Sstevel@tonic-gate 
41297c478bd9Sstevel@tonic-gate 		if (phdr->p_type == PT_NOTE) {
41307c478bd9Sstevel@tonic-gate 			phdr->p_vaddr = 0;
41317c478bd9Sstevel@tonic-gate 			phdr->p_paddr = 0;
41327c478bd9Sstevel@tonic-gate 			phdr->p_align = 0;
41337c478bd9Sstevel@tonic-gate 			phdr->p_memsz = 0;
41347c478bd9Sstevel@tonic-gate 		}
4135d1827f25Srie 
41367c478bd9Sstevel@tonic-gate 		if ((phdr->p_type != PT_NULL) && !(flags & FLG_OF_RELOBJ))
41377c478bd9Sstevel@tonic-gate 			ofl->ofl_phdr[phdrndx++] = *phdr;
41387c478bd9Sstevel@tonic-gate 	}
41397c478bd9Sstevel@tonic-gate 
41407c478bd9Sstevel@tonic-gate 	/*
41417c478bd9Sstevel@tonic-gate 	 * Update any new output sections.  When building the initial output
41427c478bd9Sstevel@tonic-gate 	 * image, a number of sections were created but left uninitialized (eg.
41437c478bd9Sstevel@tonic-gate 	 * .dynsym, .dynstr, .symtab, .symtab, etc.).  Here we update these
41447c478bd9Sstevel@tonic-gate 	 * sections with the appropriate data.  Other sections may still be
41457c478bd9Sstevel@tonic-gate 	 * modified via reloc_process().
41467c478bd9Sstevel@tonic-gate 	 *
414770d3e49eSrie 	 * Copy the interpreter name into the .interp section.
41487c478bd9Sstevel@tonic-gate 	 */
41497c478bd9Sstevel@tonic-gate 	if (ofl->ofl_interp)
41507c478bd9Sstevel@tonic-gate 		(void) strcpy((char *)ofl->ofl_osinterp->os_outdata->d_buf,
41517c478bd9Sstevel@tonic-gate 		    ofl->ofl_interp);
41527c478bd9Sstevel@tonic-gate 
41537c478bd9Sstevel@tonic-gate 	/*
41547c478bd9Sstevel@tonic-gate 	 * Update the .shstrtab, .strtab and .dynstr sections.
41557c478bd9Sstevel@tonic-gate 	 */
41563244bcaaSab 	update_ostrtab(ofl->ofl_osshstrtab, ofl->ofl_shdrsttab, 0);
41573244bcaaSab 	update_ostrtab(ofl->ofl_osstrtab, ofl->ofl_strtab, 0);
41583244bcaaSab 	update_ostrtab(ofl->ofl_osdynstr, ofl->ofl_dynstrtab, DYNSTR_EXTRA_PAD);
41597c478bd9Sstevel@tonic-gate 
41607c478bd9Sstevel@tonic-gate 	/*
41617c478bd9Sstevel@tonic-gate 	 * Build any output symbol tables, the symbols information is copied
41627c478bd9Sstevel@tonic-gate 	 * and updated into the new output image.
41637c478bd9Sstevel@tonic-gate 	 */
41647c478bd9Sstevel@tonic-gate 	if ((etext = update_osym(ofl)) == (Addr)S_ERROR)
41657c478bd9Sstevel@tonic-gate 		return (S_ERROR);
41667c478bd9Sstevel@tonic-gate 
416757ef7aa9SRod Evans 	/*
416857ef7aa9SRod Evans 	 * If we have an PT_INTERP phdr, update it now from the associated
416957ef7aa9SRod Evans 	 * section information.
417057ef7aa9SRod Evans 	 */
417157ef7aa9SRod Evans 	if (intpsgp) {
417257ef7aa9SRod Evans 		Phdr	*phdr = &(intpsgp->sg_phdr);
417357ef7aa9SRod Evans 		Shdr	*shdr = ofl->ofl_osinterp->os_shdr;
417457ef7aa9SRod Evans 
417557ef7aa9SRod Evans 		phdr->p_vaddr = shdr->sh_addr;
417657ef7aa9SRod Evans 		phdr->p_offset = shdr->sh_offset;
417757ef7aa9SRod Evans 		phdr->p_memsz = phdr->p_filesz = shdr->sh_size;
417857ef7aa9SRod Evans 		phdr->p_flags = PF_R;
417957ef7aa9SRod Evans 
418057ef7aa9SRod Evans 		DBG_CALL(Dbg_seg_entry(ofl, intpsndx, intpsgp));
418157ef7aa9SRod Evans 		ofl->ofl_phdr[intppndx] = *phdr;
418257ef7aa9SRod Evans 	}
418357ef7aa9SRod Evans 
41847c478bd9Sstevel@tonic-gate 	/*
41857c478bd9Sstevel@tonic-gate 	 * If we have a PT_SUNWDTRACE phdr, update it now with the address of
41867c478bd9Sstevel@tonic-gate 	 * the symbol.  It's only now been updated via update_sym().
41877c478bd9Sstevel@tonic-gate 	 */
4188635216b6SRod Evans 	if (dtracesgp) {
4189d1827f25Srie 		Phdr		*aphdr, *phdr = &(dtracesgp->sg_phdr);
41907c478bd9Sstevel@tonic-gate 		Sym_desc	*sdp = ofl->ofl_dtracesym;
41917c478bd9Sstevel@tonic-gate 
4192d1827f25Srie 		phdr->p_vaddr = sdp->sd_sym->st_value;
4193d1827f25Srie 		phdr->p_memsz = sdp->sd_sym->st_size;
41947c478bd9Sstevel@tonic-gate 
41957c478bd9Sstevel@tonic-gate 		/*
419608278a5eSRod Evans 		 * Take permissions from the segment that the symbol is
419708278a5eSRod Evans 		 * associated with.
41987c478bd9Sstevel@tonic-gate 		 */
4199d1827f25Srie 		aphdr = &sdp->sd_isc->is_osdesc->os_sgdesc->sg_phdr;
4200d1827f25Srie 		assert(aphdr);
4201d1827f25Srie 		phdr->p_flags = aphdr->p_flags;
4202d1827f25Srie 
4203d1827f25Srie 		DBG_CALL(Dbg_seg_entry(ofl, dtracesndx, dtracesgp));
4204d1827f25Srie 		ofl->ofl_phdr[dtracepndx] = *phdr;
4205d1827f25Srie 	}
4206d1827f25Srie 
4207d1827f25Srie 	/*
4208d1827f25Srie 	 * If we have a PT_SUNWCAP phdr, update it now from the associated
4209d1827f25Srie 	 * section information.
4210d1827f25Srie 	 */
4211635216b6SRod Evans 	if (capsgp) {
4212d1827f25Srie 		Phdr	*phdr = &(capsgp->sg_phdr);
4213d1827f25Srie 		Shdr	*shdr = ofl->ofl_oscap->os_shdr;
4214d1827f25Srie 
4215d1827f25Srie 		phdr->p_vaddr = shdr->sh_addr;
4216d1827f25Srie 		phdr->p_offset = shdr->sh_offset;
421757ef7aa9SRod Evans 		phdr->p_memsz = phdr->p_filesz = shdr->sh_size;
4218d1827f25Srie 		phdr->p_flags = PF_R;
4219d1827f25Srie 
4220d1827f25Srie 		DBG_CALL(Dbg_seg_entry(ofl, capsndx, capsgp));
4221d1827f25Srie 		ofl->ofl_phdr[cappndx] = *phdr;
42227c478bd9Sstevel@tonic-gate 	}
42237c478bd9Sstevel@tonic-gate 
42247c478bd9Sstevel@tonic-gate 	/*
42257c478bd9Sstevel@tonic-gate 	 * Update the GROUP sections.
42267c478bd9Sstevel@tonic-gate 	 */
42277c478bd9Sstevel@tonic-gate 	if (update_ogroup(ofl) == S_ERROR)
42287c478bd9Sstevel@tonic-gate 		return (S_ERROR);
42297c478bd9Sstevel@tonic-gate 
42307c478bd9Sstevel@tonic-gate 	/*
42317c478bd9Sstevel@tonic-gate 	 * Update Move Table.
42327c478bd9Sstevel@tonic-gate 	 */
423357ef7aa9SRod Evans 	if (ofl->ofl_osmove || ofl->ofl_isparexpn)
423457ef7aa9SRod Evans 		update_move(ofl);
42357c478bd9Sstevel@tonic-gate 
42367c478bd9Sstevel@tonic-gate 	/*
42377c478bd9Sstevel@tonic-gate 	 * Build any output headers, version information, dynamic structure and
42387c478bd9Sstevel@tonic-gate 	 * syminfo structure.
42397c478bd9Sstevel@tonic-gate 	 */
42407c478bd9Sstevel@tonic-gate 	if (update_oehdr(ofl) == S_ERROR)
42417c478bd9Sstevel@tonic-gate 		return (S_ERROR);
4242090a8d9eSAli Bahrami 	if (!(flags & FLG_OF_NOVERSEC)) {
4243090a8d9eSAli Bahrami 		if ((flags & FLG_OF_VERDEF) &&
4244090a8d9eSAli Bahrami 		    (update_overdef(ofl) == S_ERROR))
4245090a8d9eSAli Bahrami 			return (S_ERROR);
4246090a8d9eSAli Bahrami 		if ((flags & FLG_OF_VERNEED) &&
4247090a8d9eSAli Bahrami 		    (update_overneed(ofl) == S_ERROR))
42487c478bd9Sstevel@tonic-gate 			return (S_ERROR);
4249635216b6SRod Evans 		if (flags & (FLG_OF_VERNEED | FLG_OF_VERDEF))
4250635216b6SRod Evans 			update_oversym(ofl);
4251090a8d9eSAli Bahrami 	}
42527c478bd9Sstevel@tonic-gate 	if (flags & FLG_OF_DYNAMIC) {
42537c478bd9Sstevel@tonic-gate 		if (update_odynamic(ofl) == S_ERROR)
42547c478bd9Sstevel@tonic-gate 			return (S_ERROR);
4255635216b6SRod Evans 	}
4256635216b6SRod Evans 	if (ofl->ofl_ossyminfo) {
4257635216b6SRod Evans 		if (update_osyminfo(ofl) == S_ERROR)
4258635216b6SRod Evans 			return (S_ERROR);
42597c478bd9Sstevel@tonic-gate 	}
42607c478bd9Sstevel@tonic-gate 
426108278a5eSRod Evans 	/*
426208278a5eSRod Evans 	 * Update capabilities information if required.
426308278a5eSRod Evans 	 */
426408278a5eSRod Evans 	if (ofl->ofl_oscap)
426508278a5eSRod Evans 		update_oscap(ofl);
426608278a5eSRod Evans 	if (ofl->ofl_oscapinfo)
426708278a5eSRod Evans 		update_oscapinfo(ofl);
426808278a5eSRod Evans 
42691da7e599SAli Bahrami 	/*
4270635216b6SRod Evans 	 * Sanity test: the first and last data byte of a string table
42711da7e599SAli Bahrami 	 * must be NULL.
42721da7e599SAli Bahrami 	 */
42731da7e599SAli Bahrami 	assert((ofl->ofl_osshstrtab == NULL) ||
42741da7e599SAli Bahrami 	    (*((char *)ofl->ofl_osshstrtab->os_outdata->d_buf) == '\0'));
42751da7e599SAli Bahrami 	assert((ofl->ofl_osshstrtab == NULL) ||
42761da7e599SAli Bahrami 	    (*(((char *)ofl->ofl_osshstrtab->os_outdata->d_buf) +
42771da7e599SAli Bahrami 	    ofl->ofl_osshstrtab->os_outdata->d_size - 1) == '\0'));
42781da7e599SAli Bahrami 
42791da7e599SAli Bahrami 	assert((ofl->ofl_osstrtab == NULL) ||
42801da7e599SAli Bahrami 	    (*((char *)ofl->ofl_osstrtab->os_outdata->d_buf) == '\0'));
42811da7e599SAli Bahrami 	assert((ofl->ofl_osstrtab == NULL) ||
42821da7e599SAli Bahrami 	    (*(((char *)ofl->ofl_osstrtab->os_outdata->d_buf) +
42831da7e599SAli Bahrami 	    ofl->ofl_osstrtab->os_outdata->d_size - 1) == '\0'));
42841da7e599SAli Bahrami 
42851da7e599SAli Bahrami 	assert((ofl->ofl_osdynstr == NULL) ||
42861da7e599SAli Bahrami 	    (*((char *)ofl->ofl_osdynstr->os_outdata->d_buf) == '\0'));
42871da7e599SAli Bahrami 	assert((ofl->ofl_osdynstr == NULL) ||
42881da7e599SAli Bahrami 	    (*(((char *)ofl->ofl_osdynstr->os_outdata->d_buf) +
42891da7e599SAli Bahrami 	    ofl->ofl_osdynstr->os_outdata->d_size - DYNSTR_EXTRA_PAD - 1) ==
42901da7e599SAli Bahrami 	    '\0'));
42911da7e599SAli Bahrami 
42927c478bd9Sstevel@tonic-gate 	/*
42937c478bd9Sstevel@tonic-gate 	 * Emit Strtab diagnostics.
42947c478bd9Sstevel@tonic-gate 	 */
42955aefb655Srie 	DBG_CALL(Dbg_sec_strtab(ofl->ofl_lml, ofl->ofl_osshstrtab,
42965aefb655Srie 	    ofl->ofl_shdrsttab));
42975aefb655Srie 	DBG_CALL(Dbg_sec_strtab(ofl->ofl_lml, ofl->ofl_osstrtab,
42985aefb655Srie 	    ofl->ofl_strtab));
42995aefb655Srie 	DBG_CALL(Dbg_sec_strtab(ofl->ofl_lml, ofl->ofl_osdynstr,
43005aefb655Srie 	    ofl->ofl_dynstrtab));
43017c478bd9Sstevel@tonic-gate 
43027c478bd9Sstevel@tonic-gate 	/*
43037c478bd9Sstevel@tonic-gate 	 * Initialize the section headers string table index within the elf
43047c478bd9Sstevel@tonic-gate 	 * header.
43057c478bd9Sstevel@tonic-gate 	 */
43067c478bd9Sstevel@tonic-gate 	/* LINTED */
43077c478bd9Sstevel@tonic-gate 	if ((shscnndx = elf_ndxscn(ofl->ofl_osshstrtab->os_scn)) <
43087c478bd9Sstevel@tonic-gate 	    SHN_LORESERVE) {
43095aefb655Srie 		ofl->ofl_nehdr->e_shstrndx =
43107c478bd9Sstevel@tonic-gate 		    /* LINTED */
43117c478bd9Sstevel@tonic-gate 		    (Half)shscnndx;
43127c478bd9Sstevel@tonic-gate 	} else {
43137c478bd9Sstevel@tonic-gate 		/*
43147c478bd9Sstevel@tonic-gate 		 * If the STRTAB section index doesn't fit into
43157c478bd9Sstevel@tonic-gate 		 * e_shstrndx, then we store it in 'shdr[0].st_link'.
43167c478bd9Sstevel@tonic-gate 		 */
43177c478bd9Sstevel@tonic-gate 		Elf_Scn	*scn;
43187c478bd9Sstevel@tonic-gate 		Shdr	*shdr0;
43195aefb655Srie 
43207c478bd9Sstevel@tonic-gate 		if ((scn = elf_getscn(ofl->ofl_elf, 0)) == NULL) {
43211007fd6fSAli Bahrami 			ld_eprintf(ofl, ERR_ELF, MSG_INTL(MSG_ELF_GETSCN),
43221007fd6fSAli Bahrami 			    ofl->ofl_name);
43237c478bd9Sstevel@tonic-gate 			return (S_ERROR);
43247c478bd9Sstevel@tonic-gate 		}
43257c478bd9Sstevel@tonic-gate 		if ((shdr0 = elf_getshdr(scn)) == NULL) {
43261007fd6fSAli Bahrami 			ld_eprintf(ofl, ERR_ELF, MSG_INTL(MSG_ELF_GETSHDR),
43271007fd6fSAli Bahrami 			    ofl->ofl_name);
43287c478bd9Sstevel@tonic-gate 			return (S_ERROR);
43297c478bd9Sstevel@tonic-gate 		}
43305aefb655Srie 		ofl->ofl_nehdr->e_shstrndx = SHN_XINDEX;
43317c478bd9Sstevel@tonic-gate 		shdr0->sh_link = shscnndx;
43327c478bd9Sstevel@tonic-gate 	}
43337c478bd9Sstevel@tonic-gate 
43347c478bd9Sstevel@tonic-gate 	return ((uintptr_t)etext);
43357c478bd9Sstevel@tonic-gate }
4336