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* emultempl/ppc32elf.em (emit_stub_syms): Init to -1.
	(ppc_after_open): Set emit_stubs_syms by default when shared.
	(OPTION_NO_STUBSYMS): Define.
	(PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS,
	PARSE_AND_LIST_ARGS_CASES): Handle --no-emit-stub-syms.
	* emultempl/ppc64elf.em (emit_stub_syms): Init to -1.
	(gld${EMULATION_NAME}_finish): Set emit_stubs_syms by default.
	(OPTION_NO_STUBSYMS): Define.
	(PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS,
	PARSE_AND_LIST_ARGS_CASES): Handle --no-emit-stub-syms.
ld/testsuite/
	* ld-powerpc/tlsexe.d: Update.
	* ld-powerpc/tlsexe.r: Update.
	* ld-powerpc/tlsexetoc.d: Update.
	* ld-powerpc/tlsexetoc.r: Update.
	* ld-powerpc/tlsso.d: Update.
	* ld-powerpc/tlsso.r: Update.
	* ld-powerpc/tlstocso.d: Update.
	* ld-powerpc/tlstocso.r: Update.
This commit is contained in:
Alan Modra 2009-10-02 15:00:30 +00:00
parent 9fe54b1ca1
commit b02c4cfa79
12 changed files with 65 additions and 11 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
ld/ChangeLog
View File

@ -1,3 +1,16 @@
2009-10-03 Alan Modra <amodra@bigpond.net.au>
* emultempl/ppc32elf.em (emit_stub_syms): Init to -1.
(ppc_after_open): Set emit_stubs_syms by default when shared.
(OPTION_NO_STUBSYMS): Define.
(PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS,
PARSE_AND_LIST_ARGS_CASES): Handle --no-emit-stub-syms.
* emultempl/ppc64elf.em (emit_stub_syms): Init to -1.
(gld${EMULATION_NAME}_finish): Set emit_stubs_syms by default.
(OPTION_NO_STUBSYMS): Define.
(PARSE_AND_LIST_LONGOPTS, PARSE_AND_LIST_OPTIONS,
PARSE_AND_LIST_ARGS_CASES): Handle --no-emit-stub-syms.
2009-09-29 Joel Sherrill <joel.sherrill@oarcorp.com>
* emulparams/m68kelf.sh (NOP): Use 0x4e71 (nop) rather than 0x4e75

12
ld/emultempl/ppc32elf.em
View File

@ -36,7 +36,7 @@ static int notlsopt = 0;
static int no_tls_get_addr_opt = 0;
/* Whether to emit symbols for stubs. */
static int emit_stub_syms = 0;
static int emit_stub_syms = -1;
/* Chooses the correct place for .plt and .got. */
static enum ppc_elf_plt_type plt_style = PLT_UNSET;
@ -55,7 +55,8 @@ ppc_after_open (void)
lang_output_section_statement_type *plt_os[2];
lang_output_section_statement_type *got_os[2];
emit_stub_syms |= link_info.emitrelocations;
if (emit_stub_syms < 0)
emit_stub_syms = link_info.emitrelocations || link_info.shared;
new_plt = ppc_elf_select_plt_layout (link_info.output_bfd, &link_info,
plt_style, emit_stub_syms);
if (new_plt < 0)
@ -182,10 +183,12 @@ PARSE_AND_LIST_PROLOGUE='
#define OPTION_OLD_PLT (OPTION_NEW_PLT + 1)
#define OPTION_OLD_GOT (OPTION_OLD_PLT + 1)
#define OPTION_STUBSYMS (OPTION_OLD_GOT + 1)
#define OPTION_NO_STUBSYMS (OPTION_STUBSYMS + 1)
'
PARSE_AND_LIST_LONGOPTS='
{ "emit-stub-syms", no_argument, NULL, OPTION_STUBSYMS },
{ "no-emit-stub-syms", no_argument, NULL, OPTION_NO_STUBSYMS },
{ "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
{ "no-tls-get-addr-optimize", no_argument, NULL, OPTION_NO_TLS_GET_ADDR_OPT },
{ "secure-plt", no_argument, NULL, OPTION_NEW_PLT },
@ -196,6 +199,7 @@ PARSE_AND_LIST_LONGOPTS='
PARSE_AND_LIST_OPTIONS='
fprintf (file, _("\
--emit-stub-syms Label linker stubs with a symbol.\n\
--no-emit-stub-syms Don'\''t label linker stubs with a symbol.\n\
--no-tls-optimize Don'\''t try to optimize TLS accesses.\n\
--no-tls-get-addr-optimize Don'\''t use a special __tls_get_addr call.\n\
--secure-plt Use new-style PLT if possible.\n\
@ -209,6 +213,10 @@ PARSE_AND_LIST_ARGS_CASES='
emit_stub_syms = 1;
break;
case OPTION_NO_STUBSYMS:
emit_stub_syms = 0;
break;
case OPTION_NO_TLS_OPT:
notlsopt = 1;
break;

16
ld/emultempl/ppc64elf.em
View File

@ -59,7 +59,7 @@ static int no_toc_opt = 0;
static int no_multi_toc = 0;
/* Whether to emit symbols for stubs. */
static int emit_stub_syms = 0;
static int emit_stub_syms = -1;
static asection *toc_section = 0;
@ -378,7 +378,8 @@ gld${EMULATION_NAME}_finish (void)
char *msg = NULL;
char *line, *endline;
emit_stub_syms |= link_info.emitrelocations;
if (emit_stub_syms < 0)
emit_stub_syms = 1;
if (!ppc64_elf_build_stubs (emit_stub_syms, &link_info,
config.stats ? &msg : NULL))
einfo ("%X%P: can not build stubs: %E\n");
@ -487,7 +488,8 @@ fi
PARSE_AND_LIST_PROLOGUE='
#define OPTION_STUBGROUP_SIZE 301
#define OPTION_STUBSYMS (OPTION_STUBGROUP_SIZE + 1)
#define OPTION_DOTSYMS (OPTION_STUBSYMS + 1)
#define OPTION_NO_STUBSYMS (OPTION_STUBSYMS + 1)
#define OPTION_DOTSYMS (OPTION_NO_STUBSYMS + 1)
#define OPTION_NO_DOTSYMS (OPTION_DOTSYMS + 1)
#define OPTION_NO_TLS_OPT (OPTION_NO_DOTSYMS + 1)
#define OPTION_NO_TLS_GET_ADDR_OPT (OPTION_NO_TLS_OPT + 1)
@ -500,6 +502,7 @@ PARSE_AND_LIST_PROLOGUE='
PARSE_AND_LIST_LONGOPTS='
{ "stub-group-size", required_argument, NULL, OPTION_STUBGROUP_SIZE },
{ "emit-stub-syms", no_argument, NULL, OPTION_STUBSYMS },
{ "no-emit-stub-syms", no_argument, NULL, OPTION_NO_STUBSYMS },
{ "dotsyms", no_argument, NULL, OPTION_DOTSYMS },
{ "no-dotsyms", no_argument, NULL, OPTION_NO_DOTSYMS },
{ "no-tls-optimize", no_argument, NULL, OPTION_NO_TLS_OPT },
@ -525,6 +528,9 @@ PARSE_AND_LIST_OPTIONS='
--emit-stub-syms Label linker stubs with a symbol.\n"
));
fprintf (file, _("\
--no-emit-stub-syms Don'\''t label linker stubs with a symbol.\n"
));
fprintf (file, _("\
--dotsyms For every version pattern \"foo\" in a version\n\
script, add \".foo\" so that function code\n\
symbols are treated the same as function\n\
@ -568,6 +574,10 @@ PARSE_AND_LIST_ARGS_CASES='
emit_stub_syms = 1;
break;
case OPTION_NO_STUBSYMS:
emit_stub_syms = 0;
break;
case OPTION_DOTSYMS:
dotsyms = 1;
break;

11
ld/testsuite/ChangeLog
View File

@ -1,3 +1,14 @@
2009-10-03 Alan Modra <amodra@bigpond.net.au>
* ld-powerpc/tlsexe.d: Update.
* ld-powerpc/tlsexe.r: Update.
* ld-powerpc/tlsexetoc.d: Update.
* ld-powerpc/tlsexetoc.r: Update.
* ld-powerpc/tlsso.d: Update.
* ld-powerpc/tlsso.r: Update.
* ld-powerpc/tlstocso.d: Update.
* ld-powerpc/tlstocso.r: Update.
2009-10-02 Alan Modra <amodra@bigpond.net.au>
* lib/ld-lib.exp (ld_simple_link_defsyms): New proc, adding

3
ld/testsuite/ld-powerpc/tlsexe.d
View File

@ -8,7 +8,7 @@
Disassembly of section \.text:
.* <_start-0x4c>:
.* <00000010\.plt_call\.__tls_get_addr(|_opt)\+0>:
.* e9 63 00 00 ld r11,0\(r3\)
.* e9 83 00 08 ld r12,8\(r3\)
.* 7c 60 1b 78 mr r0,r3
@ -71,6 +71,7 @@ Disassembly of section \.text:
.* 60 00 00 00 nop
.* 00 00 00 00 .*
.* 00 01 02 00 .*
.* <__glink_PLTresolve>:
.* 7d 88 02 a6 mflr r12
.* 42 9f 00 05 bcl- 20,4\*cr7\+so,.*
.* 7d 68 02 a6 mflr r11

4
ld/testsuite/ld-powerpc/tlsexe.r
View File

@ -96,7 +96,9 @@ Symbol table '\.symtab' contains [0-9]+ entries:
.* TLS +LOCAL +DEFAULT +8 le4
.* TLS +LOCAL +DEFAULT +8 le5
.* OBJECT +LOCAL +DEFAULT +10 _DYNAMIC
.* (FUNC|NOTYPE) +LOCAL +DEFAULT +UND \.__tls_get_addr(|_opt)
.* (NOTYPE +LOCAL +DEFAULT +7 00000010\.plt_call\.__tls_get_addr(|_opt)\+0|(FUNC|NOTYPE) +LOCAL +DEFAULT +UND \.__tls_get_addr(|_opt))
.* (NOTYPE +LOCAL +DEFAULT +7 __glink_PLTresolve|NOTYPE +LOCAL +DEFAULT +7 00000010\.plt_call\.__tls_get_addr(|_opt)\+0)
.* ((FUNC|NOTYPE) +LOCAL +DEFAULT +UND \.__tls_get_addr(|_opt)|NOTYPE +LOCAL +DEFAULT +7 __glink_PLTresolve)
.* GLOBAL +DEFAULT +UND gd
.* GLOBAL +DEFAULT +9 le0
.* GLOBAL +DEFAULT +9 ld0

3
ld/testsuite/ld-powerpc/tlsexetoc.d
View File

@ -8,7 +8,7 @@
Disassembly of section \.text:
.* <_start-0x4c>:
.* <00000010\.plt_call\.__tls_get_addr(|_opt)\+0>:
.* e9 63 00 00 ld r11,0\(r3\)
.* e9 83 00 08 ld r12,8\(r3\)
.* 7c 60 1b 78 mr r0,r3
@ -55,6 +55,7 @@ Disassembly of section \.text:
.* 60 00 00 00 nop
.* 00 00 00 00 .*
.* 00 01 02 28 .*
.* <__glink_PLTresolve>:
.* 7d 88 02 a6 mflr r12
.* 42 9f 00 05 bcl- 20,4\*cr7\+so,.*
.* 7d 68 02 a6 mflr r11

4
ld/testsuite/ld-powerpc/tlsexetoc.r
View File

@ -96,7 +96,9 @@ Symbol table '\.symtab' contains [0-9]+ entries:
.* TLS +LOCAL +DEFAULT +8 le5
.* NOTYPE +LOCAL +DEFAULT +12 \.Lie0
.* OBJECT +LOCAL +DEFAULT +10 _DYNAMIC
.* (FUNC|NOTYPE) +LOCAL +DEFAULT +UND \.__tls_get_addr(|_opt)
.* (NOTYPE +LOCAL +DEFAULT +7 00000010\.plt_call\.__tls_get_addr(|_opt)\+0|(FUNC|NOTYPE) +LOCAL +DEFAULT +UND \.__tls_get_addr(|_opt))
.* (NOTYPE +LOCAL +DEFAULT +7 __glink_PLTresolve|NOTYPE +LOCAL +DEFAULT +7 00000010\.plt_call\.__tls_get_addr(|_opt)\+0)
.* ((FUNC|NOTYPE) +LOCAL +DEFAULT +UND \.__tls_get_addr(|_opt)|NOTYPE +LOCAL +DEFAULT +7 __glink_PLTresolve)
.* TLS +GLOBAL +DEFAULT +UND gd
.* TLS +GLOBAL +DEFAULT +9 le0
.* TLS +GLOBAL +DEFAULT +9 ld0

3
ld/testsuite/ld-powerpc/tlsso.d
View File

@ -8,7 +8,7 @@
Disassembly of section \.text:
.*:
.* <00000010\.plt_call\.__tls_get_addr(|_opt)\+0>:
.* f8 41 00 28 std r2,40\(r1\)
.* e9 62 80 78 ld r11,-32648\(r2\)
.* 7d 69 03 a6 mtctr r11
@ -57,6 +57,7 @@ Disassembly of section \.text:
.* a9 49 00 00 lha r10,0\(r9\)
.* 00 00 00 00 .*
.* 00 01 02 20 .*
.* <__glink_PLTresolve>:
.* 7d 88 02 a6 mflr r12
.* 42 9f 00 05 bcl- 20,4\*cr7\+so,.*
.* 7d 68 02 a6 mflr r11

2
ld/testsuite/ld-powerpc/tlsso.r
View File

@ -110,6 +110,8 @@ Symbol table '\.symtab' contains [0-9]+ entries:
.* TLS +LOCAL +DEFAULT +7 le4
.* TLS +LOCAL +DEFAULT +7 le5
.* OBJECT +LOCAL +DEFAULT +ABS _DYNAMIC
.* NOTYPE +LOCAL +DEFAULT +6 00000010\.plt_call\.__tls_get_addr\+0
.* NOTYPE +LOCAL +DEFAULT +6 __glink_PLTresolve
.* NOTYPE +LOCAL +DEFAULT +UND \.__tls_get_addr
.* TLS +GLOBAL +DEFAULT +UND gd
.* TLS +GLOBAL +DEFAULT +8 le0

3
ld/testsuite/ld-powerpc/tlstocso.d
View File

@ -8,7 +8,7 @@
Disassembly of section \.text:
.*:
.* <00000010\.plt_call\.__tls_get_addr(|_opt)\+0>:
.* f8 41 00 28 std r2,40\(r1\)
.* e9 62 80 70 ld r11,-32656\(r2\)
.* 7d 69 03 a6 mtctr r11
@ -41,6 +41,7 @@ Disassembly of section \.text:
.* 99 49 00 00 stb r10,0\(r9\)
.* 00 00 00 00 .*
.* 00 01 02 18 .*
.* <__glink_PLTresolve>:
.* 7d 88 02 a6 mflr r12
.* 42 9f 00 05 bcl- 20,4\*cr7\+so,.*
.* 7d 68 02 a6 mflr r11

2
ld/testsuite/ld-powerpc/tlstocso.r
View File

@ -106,6 +106,8 @@ Symbol table '\.symtab' contains [0-9]+ entries:
.* TLS +LOCAL +DEFAULT +7 le5
.* NOTYPE +LOCAL +DEFAULT +11 \.Lie0
.* OBJECT +LOCAL +DEFAULT +ABS _DYNAMIC
.* NOTYPE +LOCAL +DEFAULT +6 00000010\.plt_call\.__tls_get_addr\+0
.* NOTYPE +LOCAL +DEFAULT +6 __glink_PLTresolve
.* NOTYPE +LOCAL +DEFAULT +UND \.__tls_get_addr
.* TLS +GLOBAL +DEFAULT +UND gd
.* TLS +GLOBAL +DEFAULT +8 le0