* bfd/bfd-in.h (bfd_elf32_arm_set_target_relocs): Update prototype.
* bfd/bfd-in2.h (bfd_elf32_arm_set_target_relocs): Likewise. * bfd/elf32-arm.c (elf32_arm_link_hash_table): New field. (elf232_arm_link_hash_table_create): Initialise new field. (check_use_blx): Change test depending on fix_arm1176. (bfd_elf32_arm_set_target_relocs): Set fix_arm1176 from command line options. * ld/emultempl/armelf.em (fix_arm1176): New variable. (arm_elf_create_output_section_statements): Pass fix_arm1176 option to bfd backend. (OPTION_FIX_ARM1176): New define. (OPTION_NO_FIX_ARM1176): Likewise. (PARSE_AND_LIST_LONGOPTS): Add new command line options. (PARSE_AND_LIST_OPTIONS): Likewise. (PARSE_AND_LIST_ARGS_CASES): Likewise. * ld/ld.texinfo: Document new command line options. * ld/testsuite/ld-arm/arm-elf.exp (armelftests): Update for new command-line options. (armeabitests): Update for new command-line options, and add new test cases. * ld/testsuite/ld-arm/fix-arm1176.s: Add test case. * ld/testsuite/ld-arm/fix-arm1176-off.d: Likewise. * ld/testsuite/ld-arm/fix-arm1176-on.d: Likewise.
This commit is contained in:
parent
94b71ccaca
commit
2de70689ff
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@ -1,3 +1,13 @@
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2011-08-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
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* bfd-in.h (bfd_elf32_arm_set_target_relocs): Update prototype.
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* bfd-in2.h (bfd_elf32_arm_set_target_relocs): Likewise.
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* elf32-arm.c (elf32_arm_link_hash_table): New field.
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(elf232_arm_link_hash_table_create): Initialise new field.
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(check_use_blx): Change test depending on fix_arm1176.
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(bfd_elf32_arm_set_target_relocs): Set fix_arm1176 from
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command line options.
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2011-08-08 Tristan Gingold <gingold@adacore.com>
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* mach-o.c (struct mach_o_segment_name_xlat): Add comments.
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@ -869,7 +869,7 @@ extern bfd_boolean bfd_elf32_arm_process_before_allocation
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void bfd_elf32_arm_set_target_relocs
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(bfd *, struct bfd_link_info *, int, char *, int, int, bfd_arm_vfp11_fix,
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int, int, int, int);
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int, int, int, int, int);
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extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
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(bfd *, struct bfd_link_info *);
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@ -876,7 +876,7 @@ extern bfd_boolean bfd_elf32_arm_process_before_allocation
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void bfd_elf32_arm_set_target_relocs
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(bfd *, struct bfd_link_info *, int, char *, int, int, bfd_arm_vfp11_fix,
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int, int, int, int);
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int, int, int, int, int);
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extern bfd_boolean bfd_elf32_arm_get_bfd_for_interworking
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(bfd *, struct bfd_link_info *);
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@ -2776,6 +2776,9 @@ struct elf32_arm_link_hash_table
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/* Whether we should fix the Cortex-A8 Thumb-2 branch/TLB erratum. */
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int fix_cortex_a8;
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/* Whether we should fix the ARM1176 BLX immediate issue. */
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int fix_arm1176;
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/* Nonzero if the ARM/Thumb BLX instructions are available for use. */
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int use_blx;
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@ -3315,6 +3318,7 @@ elf32_arm_link_hash_table_create (bfd *abfd)
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ret->vfp11_erratum_glue_size = 0;
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ret->num_vfp11_fixes = 0;
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ret->fix_cortex_a8 = 0;
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ret->fix_arm1176 = 0;
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ret->bfd_of_glue_owner = NULL;
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ret->byteswap_code = 0;
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ret->target1_is_rel = 0;
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@ -5930,9 +5934,21 @@ bfd_elf32_arm_get_bfd_for_interworking (bfd *abfd, struct bfd_link_info *info)
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static void
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check_use_blx (struct elf32_arm_link_hash_table *globals)
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{
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if (bfd_elf_get_obj_attr_int (globals->obfd, OBJ_ATTR_PROC,
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Tag_CPU_arch) > 2)
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globals->use_blx = 1;
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int cpu_arch;
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cpu_arch = bfd_elf_get_obj_attr_int (globals->obfd, OBJ_ATTR_PROC,
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Tag_CPU_arch);
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if (globals->fix_arm1176)
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{
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if (cpu_arch == TAG_CPU_ARCH_V6T2 || cpu_arch > TAG_CPU_ARCH_V6K)
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globals->use_blx = 1;
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}
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else
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{
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if (cpu_arch > TAG_CPU_ARCH_V4T)
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globals->use_blx = 1;
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}
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}
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bfd_boolean
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@ -6786,7 +6802,8 @@ bfd_elf32_arm_set_target_relocs (struct bfd *output_bfd,
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int use_blx,
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bfd_arm_vfp11_fix vfp11_fix,
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int no_enum_warn, int no_wchar_warn,
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int pic_veneer, int fix_cortex_a8)
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int pic_veneer, int fix_cortex_a8,
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int fix_arm1176)
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{
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struct elf32_arm_link_hash_table *globals;
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@ -6811,6 +6828,7 @@ bfd_elf32_arm_set_target_relocs (struct bfd *output_bfd,
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globals->vfp11_fix = vfp11_fix;
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globals->pic_veneer = pic_veneer;
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globals->fix_cortex_a8 = fix_cortex_a8;
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globals->fix_arm1176 = fix_arm1176;
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BFD_ASSERT (is_arm_elf (output_bfd));
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elf_arm_tdata (output_bfd)->no_enum_size_warning = no_enum_warn;
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12
ld/ChangeLog
12
ld/ChangeLog
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2011-08-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
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* emultempl/armelf.em (fix_arm1176): New variable.
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(arm_elf_create_output_section_statements): Pass
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fix_arm1176 option to bfd backend.
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(OPTION_FIX_ARM1176): New define.
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(OPTION_NO_FIX_ARM1176): Likewise.
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(PARSE_AND_LIST_LONGOPTS): Add new command line options.
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(PARSE_AND_LIST_OPTIONS): Likewise.
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(PARSE_AND_LIST_ARGS_CASES): Likewise.
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* ld.texinfo: Document new command line options.
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2011-08-09 Alan Modra <amodra@gmail.com>
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PR ld/13066
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@ -42,6 +42,7 @@ static int no_enum_size_warning = 0;
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static int no_wchar_size_warning = 0;
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static int pic_veneer = 0;
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static int merge_exidx_entries = -1;
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static int fix_arm1176 = 1;
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static void
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gld${EMULATION_NAME}_before_parse (void)
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@ -464,7 +465,8 @@ arm_elf_create_output_section_statements (void)
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target2_type, fix_v4bx, use_blx,
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vfp11_denorm_fix, no_enum_size_warning,
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no_wchar_size_warning,
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pic_veneer, fix_cortex_a8);
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pic_veneer, fix_cortex_a8,
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fix_arm1176);
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stub_file = lang_add_input_file ("linker stubs",
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lang_input_file_is_fake_enum,
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@ -529,6 +531,8 @@ PARSE_AND_LIST_PROLOGUE='
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#define OPTION_FIX_CORTEX_A8 314
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#define OPTION_NO_FIX_CORTEX_A8 315
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#define OPTION_NO_MERGE_EXIDX_ENTRIES 316
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#define OPTION_FIX_ARM1176 317
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#define OPTION_NO_FIX_ARM1176 318
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'
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PARSE_AND_LIST_SHORTOPTS=p
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{ "fix-cortex-a8", no_argument, NULL, OPTION_FIX_CORTEX_A8 },
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{ "no-fix-cortex-a8", no_argument, NULL, OPTION_NO_FIX_CORTEX_A8 },
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{ "no-merge-exidx-entries", no_argument, NULL, OPTION_NO_MERGE_EXIDX_ENTRIES },
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{ "fix-arm1176", no_argument, NULL, OPTION_FIX_ARM1176 },
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{ "no-fix-arm1176", no_argument, NULL, OPTION_NO_FIX_ARM1176 },
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'
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PARSE_AND_LIST_OPTIONS='
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));
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fprintf (file, _(" --[no-]fix-cortex-a8 Disable/enable Cortex-A8 Thumb-2 branch erratum fix\n"));
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fprintf (file, _(" --no-merge-exidx-entries Disable merging exidx entries\n"));
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fprintf (file, _(" --[no-]fix-arm1176 Disable/enable ARM1176 BLX immediate erratum fix\n"));
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'
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PARSE_AND_LIST_ARGS_CASES='
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@ -662,7 +668,15 @@ PARSE_AND_LIST_ARGS_CASES='
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case OPTION_NO_MERGE_EXIDX_ENTRIES:
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merge_exidx_entries = 0;
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break;
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case OPTION_FIX_ARM1176:
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fix_arm1176 = 1;
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break;
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case OPTION_NO_FIX_ARM1176:
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fix_arm1176 = 0;
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break;
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'
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# We have our own before_allocation etc. functions, but they call
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@ -6321,6 +6321,18 @@ instruction. The original instruction is then replaced with a branch to
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the veneer. The extra cycles required to call and return from the veneer
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are sufficient to avoid the erratum in both the scalar and vector cases.
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@cindex ARM1176 erratum workaround
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@kindex --fix-arm1176
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@kindex --no-fix-arm1176
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The @samp{--fix-arm1176} switch enables a link-time workaround for an erratum
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in certain ARM1176 processors. The workaround is enabled by default if you
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are targetting ARM v6 (excluding ARM v6T2) or earlier. It can be disabled
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unconditionally by specifying @samp{--no-fix-arm1176}.
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Further information is available in the ``ARM1176JZ-S and ARM1176JZF-S
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Programmer Advice Notice'' available on the ARM documentaion website at:
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http://infocenter.arm.com/.
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@cindex NO_ENUM_SIZE_WARNING
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@kindex --no-enum-size-warning
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The @option{--no-enum-size-warning} switch prevents the linker from
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@ -1,3 +1,13 @@
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2011-08-09 Matthew Gretton-Dann <matthew.gretton-dann@arm.com>
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* ld-arm/arm-elf.exp (armelftests): Update for new command-line
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options.
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(armeabitests): Update for new command-line options, and add
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new test cases.
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* ld-arm/fix-arm1176.s: Add test case.
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* ld-arm/fix-arm1176-off.d: Likewise.
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* ld-arm/fix-arm1176-on.d: Likewise.
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2011-08-05 Alan Modra <amodra@gmail.com>
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* ld-powerpc/tlsexe.r: Update for stripped .branch_lt.
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@ -137,7 +137,7 @@ set armelftests {
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{"arm-rel32" "-shared -T arm-dyn.ld" "" {arm-rel32.s}
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{{objdump -Rsj.data arm-rel32.d}}
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"arm-rel32"}
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{"arm-call" "-static -T arm.ld" "-meabi=4" {arm-call1.s arm-call2.s}
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{"arm-call" "--no-fix-arm1176 -static -T arm.ld" "-meabi=4" {arm-call1.s arm-call2.s}
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{{objdump -d arm-call.d}}
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"arm-call"}
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{"TLS shared library" "-shared -T arm-lib.ld" "" {tls-lib.s}
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@ -149,16 +149,16 @@ set armelftests {
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{"TLS gnu shared library got" "-shared -T arm-dyn.ld" "" {tls-gdesc-got.s}
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{{objdump "-fDR -j .got" tls-gdesc-got.d}}
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"tls-lib2-got.so"}
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{"TLS gnu shared library inlined trampoline" "-shared -T arm-dyn.ld" "" {tls-descseq.s}
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{"TLS gnu shared library inlined trampoline" "--no-fix-arm1176 -shared -T arm-dyn.ld" "" {tls-descseq.s}
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{{objdump -fdw tls-descseq.d} {objdump -Rw tls-descseq.r}}
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"tls-lib2inline.so"}
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{"TLS shared library gdesc local" "-shared -T arm-dyn.ld" "" {tls-lib-loc.s}
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{"TLS shared library gdesc local" "--no-fix-arm1176 -shared -T arm-dyn.ld" "" {tls-lib-loc.s}
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{{objdump -fdw tls-lib-loc.d} {objdump -Rw tls-lib-loc.r}}
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"tls-lib-loc.so"}
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{"TLS gnu GD to IE relaxation" "-static -T arm-dyn.ld" "" {tls-gdierelax.s}
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{{objdump -fdw tls-gdierelax.d}}
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"tls-app-rel-ie"}
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{"TLS gnu GD to IE shared relaxation" "-shared -T arm-dyn.ld" "" {tls-gdierelax2.s}
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{"TLS gnu GD to IE shared relaxation" "--no-fix-arm1176 -shared -T arm-dyn.ld" "" {tls-gdierelax2.s}
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{{objdump -fdw tls-gdierelax2.d}}
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"tls-app-rel-ie2"}
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{"TLS gnu GD to LE relaxation" "-T arm-dyn.ld" "" {tls-gdlerelax.s}
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|
@ -507,7 +507,7 @@ set armeabitests {
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{"MOVW/MOVT against shared libraries" "tmpdir/arm-lib.so" "" {arm-app-movw.s}
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{{objdump -Rw arm-app.r}}
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"arm-app-movw"}
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{"Thumb-2-as-Thumb-1 BL" "-Ttext 0x1000 --section-start .foo=0x100100c" "" {thumb2-bl-as-thumb1-bad.s}
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{"Thumb-2-as-Thumb-1 BL" "--no-fix-arm1176 -Ttext 0x1000 --section-start .foo=0x100100c" "" {thumb2-bl-as-thumb1-bad.s}
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{{objdump -d thumb2-bl-as-thumb1-bad.d}}
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"thumb2-bl-as-thumb1-bad"}
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{"Thumb-2 BL" "-Ttext 0x1000 --section-start .foo=0x100100c" "" {thumb2-bl-bad.s}
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|
@ -530,7 +530,7 @@ set armeabitests {
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{"ARM-Thumb farcall" "-Ttext 0x1000 --section-start .foo=0x2001014" "" {farcall-arm-thumb.s}
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{{objdump -d farcall-arm-thumb.d}}
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"farcall-arm-thumb"}
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{"ARM-Thumb farcall with BLX" "-Ttext 0x1000 --section-start .foo=0x2001014" "-march=armv5t" {farcall-arm-thumb.s}
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{"ARM-Thumb farcall with BLX" "--no-fix-arm1176 -Ttext 0x1000 --section-start .foo=0x2001014" "-march=armv5t" {farcall-arm-thumb.s}
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{{objdump -d farcall-arm-thumb-blx.d}}
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"farcall-arm-thumb-blx"}
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{"ARM-Thumb farcall (PIC veneer)" "-Ttext 0x1000 --section-start .foo=0x2001014 --pic-veneer" "" {farcall-arm-thumb.s}
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|
@ -540,7 +540,7 @@ set armeabitests {
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{{objdump -d farcall-arm-thumb-blx-pic-veneer.d}}
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"farcall-arm-thumb-blx-pic-veneer"}
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{"Thumb-Thumb farcall with BLX" "-Ttext 0x1000 --section-start .foo=0x2001014" "-march=armv5t" {farcall-thumb-thumb.s}
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{"Thumb-Thumb farcall with BLX" "--no-fix-arm1176 -Ttext 0x1000 --section-start .foo=0x2001014" "-march=armv5t" {farcall-thumb-thumb.s}
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{{objdump -d farcall-thumb-thumb-blx.d}}
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"farcall-thumb-thumb-blx"}
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{"Thumb-Thumb farcall M profile" "-Ttext 0x1000 --section-start .foo=0x2001014" "-march=armv7-m" {farcall-thumb-thumb.s}
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||||
|
@ -552,7 +552,7 @@ set armeabitests {
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{"Thumb-Thumb farcall" "-Ttext 0x1000 --section-start .foo=0x2001014" "-march=armv4t" {farcall-thumb-thumb.s}
|
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{{objdump -d farcall-thumb-thumb.d}}
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"farcall-thumb-thumb"}
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{"Thumb-Thumb farcall with BLX (PIC veneer)" "-Ttext 0x1000 --section-start .foo=0x2001014 --pic-veneer" "-march=armv5t" {farcall-thumb-thumb.s}
|
||||
{"Thumb-Thumb farcall with BLX (PIC veneer)" "--no-fix-arm1176 -Ttext 0x1000 --section-start .foo=0x2001014 --pic-veneer" "-march=armv5t" {farcall-thumb-thumb.s}
|
||||
{{objdump -d farcall-thumb-thumb-blx-pic-veneer.d}}
|
||||
"farcall-thumb-thumb-blx-pic-veneer"}
|
||||
{"Thumb-Thumb farcall M profile (PIC veneer)" "-Ttext 0x1000 --section-start .foo=0x2001014 --pic-veneer" "-march=armv7-m" {farcall-thumb-thumb.s}
|
||||
|
@ -574,10 +574,10 @@ set armeabitests {
|
|||
{"Thumb-ARM (short) call" "-Ttext 0x1000 --section-start .foo=0x0002014" "-W" {farcall-thumb-arm-short.s}
|
||||
{{objdump -d farcall-thumb-arm-short.d}}
|
||||
"farcall-thumb-arm-short"}
|
||||
{"Thumb-ARM farcall with BLX" "-Ttext 0x1c01010 --section-start .foo=0x2001014" "-W -march=armv5t" {farcall-thumb-arm.s}
|
||||
{"Thumb-ARM farcall with BLX" "--no-fix-arm1176 -Ttext 0x1c01010 --section-start .foo=0x2001014" "-W -march=armv5t" {farcall-thumb-arm.s}
|
||||
{{objdump -d farcall-thumb-arm-blx.d}}
|
||||
"farcall-thumb-arm-blx"}
|
||||
{"Thumb-ARM farcall with BLX (PIC veneer)" "-Ttext 0x1c01010 --section-start .foo=0x2001014 --pic-veneer" "-W -march=armv5t" {farcall-thumb-arm.s}
|
||||
{"Thumb-ARM farcall with BLX (PIC veneer)" "--no-fix-arm1176 -Ttext 0x1c01010 --section-start .foo=0x2001014 --pic-veneer" "-W -march=armv5t" {farcall-thumb-arm.s}
|
||||
{{objdump -d farcall-thumb-arm-blx-pic-veneer.d}}
|
||||
"farcall-thumb-arm-blx-pic-veneer"}
|
||||
{"Thumb-ARM farcall (PIC veneer)" "-Ttext 0x1c01010 --section-start .foo=0x2001014 --pic-veneer" "-W" {farcall-thumb-arm.s}
|
||||
|
@ -617,7 +617,7 @@ set armeabitests {
|
|||
{{objdump -fdw farcall-mixed-lib-v4t.d}}
|
||||
"farcall-mixed-lib.so"}
|
||||
|
||||
{"Mixed ARM/Thumb shared library with long branches (v5t)" "-shared -T arm-lib.ld" "-march=armv5t"
|
||||
{"Mixed ARM/Thumb shared library with long branches (v5t)" "--no-fix-arm1176 -shared -T arm-lib.ld" "-march=armv5t"
|
||||
{farcall-mixed-lib1.s farcall-mixed-lib2.s}
|
||||
{{objdump -fdw farcall-mixed-lib.d}}
|
||||
"farcall-mixed-lib.so"}
|
||||
|
@ -627,24 +627,24 @@ set armeabitests {
|
|||
"farcall-data"}
|
||||
|
||||
{"R_ARM_THM_JUMP24 Relocation veneers: Short 1"
|
||||
"--section-start destsect=0x00009000 --section-start .text=0x8000"
|
||||
"--no-fix-arm1176 --section-start destsect=0x00009000 --section-start .text=0x8000"
|
||||
"-march=armv7-a -mthumb"
|
||||
{jump-reloc-veneers.s}
|
||||
{{objdump -d jump-reloc-veneers-short1.d}}
|
||||
"jump-reloc-veneers-short1"}
|
||||
{"R_ARM_THM_JUMP24 Relocation veneers: Short 2"
|
||||
"--section-start destsect=0x00900000 --section-start .text=0x8000"
|
||||
"--no-fix-arm1176 --section-start destsect=0x00900000 --section-start .text=0x8000"
|
||||
"-march=armv7-a -mthumb"
|
||||
{jump-reloc-veneers.s}
|
||||
{{objdump -d jump-reloc-veneers-short2.d}}
|
||||
"jump-reloc-veneers-short2"}
|
||||
{"R_ARM_THM_JUMP24 Relocation veneers: Long"
|
||||
"--section-start destsect=0x09000000 --section-start .text=0x8000"
|
||||
"--no-fix-arm1176 --section-start destsect=0x09000000 --section-start .text=0x8000"
|
||||
"-march=armv7-a -mthumb"
|
||||
{jump-reloc-veneers.s}
|
||||
{{objdump -d jump-reloc-veneers-long.d}}
|
||||
"jump-reloc-veneers-long"}
|
||||
{"TLS gnu shared library" "-shared -T arm-dyn.ld" "" {tls-gdesc.s}
|
||||
{"TLS gnu shared library" "--no-fix-arm1176 -shared -T arm-dyn.ld" "" {tls-gdesc.s}
|
||||
{{objdump -fdw tls-gdesc.d} {objdump -Rw tls-gdesc.r}}
|
||||
"tls-lib2.so"}
|
||||
{"TLS gnu shared library non-lazy" "-z now -shared -T arm-dyn.ld" "" {tls-gdesc.s}
|
||||
|
@ -659,6 +659,31 @@ set armeabitests {
|
|||
{"TLS thumb1" "-shared -T arm-dyn.ld --section-start .foo=0x4001000" "" {tls-thumb1.s}
|
||||
{{objdump -fdw tls-thumb1.d}}
|
||||
"tls-thumb1"}
|
||||
|
||||
{"erratum 760522 fix (default for v6z)" "--section-start=.foo=0x2001014"
|
||||
"-march=armv6z" {fix-arm1176.s}
|
||||
{{objdump -d fix-arm1176-on.d}}
|
||||
"fix-arm1176-1"}
|
||||
{"erratum 760522 fix (explicitly on at v6z)" "--section-start=.foo=0x2001014 --fix-arm1176"
|
||||
"-march=armv6z" {fix-arm1176.s}
|
||||
{{objdump -d fix-arm1176-on.d}}
|
||||
"fix-arm1176-2"}
|
||||
{"erratum 760522 fix (explicitly off at v6z)" "--section-start=.foo=0x2001014 --no-fix-arm1176"
|
||||
"-march=armv6z" {fix-arm1176.s}
|
||||
{{objdump -d fix-arm1176-off.d}}
|
||||
"fix-arm1176-3"}
|
||||
{"erratum 760522 fix (default for v5)" "--section-start=.foo=0x2001014 "
|
||||
"-march=armv5te" {fix-arm1176.s}
|
||||
{{objdump -d fix-arm1176-on.d}}
|
||||
"fix-arm1176-4"}
|
||||
{"erratum 760522 fix (default for v7-a)" "--section-start=.foo=0x2001014 "
|
||||
"-march=armv7-a" {fix-arm1176.s}
|
||||
{{objdump -d fix-arm1176-off.d}}
|
||||
"fix-arm1176-5"}
|
||||
{"erratum 760522 fix (default for ARM1156)" "--section-start=.foo=0x2001014 "
|
||||
"-mcpu=arm1156t2f-s" {fix-arm1176.s}
|
||||
{{objdump -d fix-arm1176-off.d}}
|
||||
"fix-arm1176-6"}
|
||||
}
|
||||
|
||||
run_ld_link_tests $armeabitests
|
||||
|
|
|
@ -0,0 +1,17 @@
|
|||
|
||||
.*: file format elf32-littlearm
|
||||
|
||||
|
||||
Disassembly of section .foo:
|
||||
|
||||
[0-9a-f]+ <_start>:
|
||||
[0-9a-f]+: f000 e800 blx 2001018 <__func_to_branch_to_veneer>
|
||||
|
||||
[0-9a-f]+ <__func_to_branch_to_veneer>:
|
||||
[0-9a-f]+: e51ff004 ldr pc, \[pc, #-4\] ; 200101c <__func_to_branch_to_veneer\+0x4>
|
||||
[0-9a-f]+: 00008000 .word 0x00008000
|
||||
|
||||
Disassembly of section .text:
|
||||
|
||||
[0-9a-f]+ <func_to_branch_to>:
|
||||
[0-9a-f]+: e12fff1e bx lr
|
|
@ -0,0 +1,20 @@
|
|||
|
||||
.+: file format elf32-littlearm
|
||||
|
||||
|
||||
Disassembly of section .foo:
|
||||
|
||||
[0-9a-f]+ <_start>:
|
||||
[0-9a-f]+: f000 f800 bl 2001018 <__func_to_branch_to_veneer>
|
||||
|
||||
[0-9a-f]+ <__func_to_branch_to_veneer>:
|
||||
[0-9a-f]+: 4778 bx pc
|
||||
[0-9a-f]+: 46c0 nop ; \(mov r8, r8\)
|
||||
[0-9a-f]+: e51ff004 ldr pc, \[pc, #-4\] ; 2001020 <__func_to_branch_to_veneer\+0x8>
|
||||
[0-9a-f]+: 00008000 .word 0x00008000
|
||||
[0-9a-f]+: 00000000 .word 0x00000000
|
||||
|
||||
Disassembly of section .text:
|
||||
|
||||
[0-9a-f]+ <func_to_branch_to>:
|
||||
[0-9a-f]+: e12fff1e bx lr
|
|
@ -0,0 +1,15 @@
|
|||
.syntax unified
|
||||
.globl _start
|
||||
.globl func_to_branch_to
|
||||
|
||||
.arm
|
||||
.text
|
||||
func_to_branch_to:
|
||||
bx lr
|
||||
|
||||
.thumb
|
||||
.section .foo, "xa"
|
||||
.thumb_func
|
||||
_start:
|
||||
bl func_to_branch_to
|
||||
|
Loading…
Reference in New Issue