bfd/
* reloc.c (BFD_RELOC_ARM_TLS_GOTDESC, BFD_RELOC_ARM_TLS_CALL,
BFD_RELOC_ARM_THM_TLS_CALL, BFD_RELOC_ARM_TLS_DESCSEQ,
BFD_RELOC_ARM_THM_TLS_DESCSEQ, BFD_RELOC_ARM_TLS_DESC): New
relocations.
* libbfd.h: Rebuilt.
* bfd-in2.h: Rebuilt.
* elf32-arm.c (elf32_arm_howto_table_1): Add new relocations.
(elf32_arm_reloc_map): Likewise.
(tls_trampoline, dl_tlsdesc_lazy_trampoline): New PLT templates.
(elf32_arm_stub_long_branch_any_tls_pic,
elf32_arm_stub_long_branch_v4t_thumb_tls_pic): New stub templates.
(DEF_STUBS): Add new stubs.
(struct_elf_arm_obj_data): Add local_tlsdesc_gotent field.
(elf32_arm_local_tlsdesc_gotent): New.
(GOT_TLS_GDESC): New mask.
(GOT_TLS_GD_ANY): Define.
(struct elf32_arm_link_hash_entry): Add tlsdesc_got field.
(elf32_arm_compute_jump_table_size): New.
(struct elf32_arm_link_hash_table): Add next_tls_desc_index,
num_tls_desc, dt_tlsdesc_plt, dt_tlsdesc_got, tls_trampoline,
sgotplt_jump_table_size fields.
(elf32_arm_link_hash_newfunc): Initialize tlsdesc_got field.
(elf32_arm_link_hash_table_create): Initialize new fields.
(arm_type_of_stub): Check TLS desc relocs too.
(elf32_arm_stub_name): TLS desc relocs can be shared.
(elf32_arm_tls_transition): Determine relaxation.
(arm_stub_required_alignment): Add tls stubs.
(elf32_arm_size_stubs): Likewise.
(elf32_arm_tls_relax): Perform TLS relaxing.
(elf32_arm_final_link_relocate): Process TLS DESC relocations.
(IS_ARM_TLS_GNU_RELOC): New.
(IS_ARM_TLS_RELOC): Use it.
(elf32_arm_relocate_section): Perform TLS relaxing.
(elf32_arm_check_relocs): Anticipate TLS relaxing, process tls
desc relocations.
(allocate_dynrelocs): Allocate tls desc relcoations.
(elf32_arm_output_arch_local_syms): Emit tls trampoline mapping
symbols.
(elf32_arm_size_dynamic_sections): Allocate tls trampolines and
got slots.
(elf32_arm_always_size_sections): New. Create _TLS_MODULE_BASE
symbol.
(elf32_arm_finish_dynamic_symbol): Adjust.
(arm_put_trampoline): New.
(elf32_arm_finish_dynamic_sections): Emit new dynamic tags and tls
trampolines.
(elf_backend_always_size_sections): Define.
include/elf/
* arm.h (R_ARM_TLS_DESC, R_ARM_TLS_GOTDESC, R_ARM_TLS_CALL,
R_ARM_TLS_DESCSEQ, T_ARM_THM_TLS_CALL, R_ARM_THM_TLS_DESCSEQ): New
relocations.
gas/
* doc/c-arm.texi: Document TLSDESC and TLSCALL relocations, and
.tlsdescseq directive.
* config/tc-arm.c (arm_typed_reg_parse): Check for potential reloc
following a symbol.
(s_arm_tls_descseq): New directive.
(md_pseudo_table): Add it.
(encode_branch): Allow TLS_CALL relocs too.
(do_t_blx, do_t_branch23): Use encode_branch.
(reloc_names): Add tlsdesc and tlscall.
(md_apply_fix): Process tls desc relocations.
(tc_gen_reloc): Likewise.
(arm_fix_adjustable): Likewise.
gas/testsuite/
* gas/arm/tls.s: Add tlsdesc tests.
* gas/arm/tls.d: Adjust.
ld/testsuite/
* ld-arm/arm-elf.exp: Added tests for new TLS handling
relocations.
* ld-arm/tls-descrelax-be32.d: New.
* ld-arm/tls-descrelax-be32.s: New.
* ld-arm/tls-descrelax-be8.d: New.
* ld-arm/tls-descrelax-be8.s: New.
* ld-arm/tls-descrelax-v7.d: New.
* ld-arm/tls-descrelax-v7.s: New.
* ld-arm/tls-descrelax.d: New.
* ld-arm/tls-descrelax.s: New.
* ld-arm/tls-descseq.d: New.
* ld-arm/tls-descseq.r: New.
* ld-arm/tls-descseq.s: New.
* ld-arm/tls-gdesc-got.d: New.
* ld-arm/tls-gdesc-got.s: New.
* ld-arm/tls-gdesc-nlazy.g: New.
* ld-arm/tls-gdesc-nlazy.s: New.
* ld-arm/tls-gdesc.d: New.
* ld-arm/tls-gdesc.r: New.
* ld-arm/tls-gdesc.s: New.
* ld-arm/tls-gdierelax.d: New.
* ld-arm/tls-gdierelax.s: New.
* ld-arm/tls-gdierelax2.d: New.
* ld-arm/tls-gdierelax2.s: New.
* ld-arm/tls-gdlerelax.d: New.
* ld-arm/tls-gdlerelax.s: New.
* ld-arm/tls-lib-loc.d: New.
* ld-arm/tls-lib-loc.r: New.
* ld-arm/tls-lib-loc.s: New.
* ld-arm/tls-longplt-lib.d: New.
* ld-arm/tls-longplt-lib.s: New.
* ld-arm/tls-longplt.d: New.
* ld-arm/tls-longplt.s: New.
* ld-arm/tls-mixed.r: New.
* ld-arm/tls-mixed.s: New.
* ld-arm/tls-thumb1.d: New.
* ld-arm/tls-thumb1.s: New.
* ld-arm/arm-elf.exp: New.
2011-01-10 16:40:19 +08:00
|
|
|
.*: file format elf32-.*
|
2014-07-08 00:33:34 +08:00
|
|
|
architecture: arm.*, flags 0x[0-9a-f]+:
|
bfd/
* reloc.c (BFD_RELOC_ARM_TLS_GOTDESC, BFD_RELOC_ARM_TLS_CALL,
BFD_RELOC_ARM_THM_TLS_CALL, BFD_RELOC_ARM_TLS_DESCSEQ,
BFD_RELOC_ARM_THM_TLS_DESCSEQ, BFD_RELOC_ARM_TLS_DESC): New
relocations.
* libbfd.h: Rebuilt.
* bfd-in2.h: Rebuilt.
* elf32-arm.c (elf32_arm_howto_table_1): Add new relocations.
(elf32_arm_reloc_map): Likewise.
(tls_trampoline, dl_tlsdesc_lazy_trampoline): New PLT templates.
(elf32_arm_stub_long_branch_any_tls_pic,
elf32_arm_stub_long_branch_v4t_thumb_tls_pic): New stub templates.
(DEF_STUBS): Add new stubs.
(struct_elf_arm_obj_data): Add local_tlsdesc_gotent field.
(elf32_arm_local_tlsdesc_gotent): New.
(GOT_TLS_GDESC): New mask.
(GOT_TLS_GD_ANY): Define.
(struct elf32_arm_link_hash_entry): Add tlsdesc_got field.
(elf32_arm_compute_jump_table_size): New.
(struct elf32_arm_link_hash_table): Add next_tls_desc_index,
num_tls_desc, dt_tlsdesc_plt, dt_tlsdesc_got, tls_trampoline,
sgotplt_jump_table_size fields.
(elf32_arm_link_hash_newfunc): Initialize tlsdesc_got field.
(elf32_arm_link_hash_table_create): Initialize new fields.
(arm_type_of_stub): Check TLS desc relocs too.
(elf32_arm_stub_name): TLS desc relocs can be shared.
(elf32_arm_tls_transition): Determine relaxation.
(arm_stub_required_alignment): Add tls stubs.
(elf32_arm_size_stubs): Likewise.
(elf32_arm_tls_relax): Perform TLS relaxing.
(elf32_arm_final_link_relocate): Process TLS DESC relocations.
(IS_ARM_TLS_GNU_RELOC): New.
(IS_ARM_TLS_RELOC): Use it.
(elf32_arm_relocate_section): Perform TLS relaxing.
(elf32_arm_check_relocs): Anticipate TLS relaxing, process tls
desc relocations.
(allocate_dynrelocs): Allocate tls desc relcoations.
(elf32_arm_output_arch_local_syms): Emit tls trampoline mapping
symbols.
(elf32_arm_size_dynamic_sections): Allocate tls trampolines and
got slots.
(elf32_arm_always_size_sections): New. Create _TLS_MODULE_BASE
symbol.
(elf32_arm_finish_dynamic_symbol): Adjust.
(arm_put_trampoline): New.
(elf32_arm_finish_dynamic_sections): Emit new dynamic tags and tls
trampolines.
(elf_backend_always_size_sections): Define.
include/elf/
* arm.h (R_ARM_TLS_DESC, R_ARM_TLS_GOTDESC, R_ARM_TLS_CALL,
R_ARM_TLS_DESCSEQ, T_ARM_THM_TLS_CALL, R_ARM_THM_TLS_DESCSEQ): New
relocations.
gas/
* doc/c-arm.texi: Document TLSDESC and TLSCALL relocations, and
.tlsdescseq directive.
* config/tc-arm.c (arm_typed_reg_parse): Check for potential reloc
following a symbol.
(s_arm_tls_descseq): New directive.
(md_pseudo_table): Add it.
(encode_branch): Allow TLS_CALL relocs too.
(do_t_blx, do_t_branch23): Use encode_branch.
(reloc_names): Add tlsdesc and tlscall.
(md_apply_fix): Process tls desc relocations.
(tc_gen_reloc): Likewise.
(arm_fix_adjustable): Likewise.
gas/testsuite/
* gas/arm/tls.s: Add tlsdesc tests.
* gas/arm/tls.d: Adjust.
ld/testsuite/
* ld-arm/arm-elf.exp: Added tests for new TLS handling
relocations.
* ld-arm/tls-descrelax-be32.d: New.
* ld-arm/tls-descrelax-be32.s: New.
* ld-arm/tls-descrelax-be8.d: New.
* ld-arm/tls-descrelax-be8.s: New.
* ld-arm/tls-descrelax-v7.d: New.
* ld-arm/tls-descrelax-v7.s: New.
* ld-arm/tls-descrelax.d: New.
* ld-arm/tls-descrelax.s: New.
* ld-arm/tls-descseq.d: New.
* ld-arm/tls-descseq.r: New.
* ld-arm/tls-descseq.s: New.
* ld-arm/tls-gdesc-got.d: New.
* ld-arm/tls-gdesc-got.s: New.
* ld-arm/tls-gdesc-nlazy.g: New.
* ld-arm/tls-gdesc-nlazy.s: New.
* ld-arm/tls-gdesc.d: New.
* ld-arm/tls-gdesc.r: New.
* ld-arm/tls-gdesc.s: New.
* ld-arm/tls-gdierelax.d: New.
* ld-arm/tls-gdierelax.s: New.
* ld-arm/tls-gdierelax2.d: New.
* ld-arm/tls-gdierelax2.s: New.
* ld-arm/tls-gdlerelax.d: New.
* ld-arm/tls-gdlerelax.s: New.
* ld-arm/tls-lib-loc.d: New.
* ld-arm/tls-lib-loc.r: New.
* ld-arm/tls-lib-loc.s: New.
* ld-arm/tls-longplt-lib.d: New.
* ld-arm/tls-longplt-lib.s: New.
* ld-arm/tls-longplt.d: New.
* ld-arm/tls-longplt.s: New.
* ld-arm/tls-mixed.r: New.
* ld-arm/tls-mixed.s: New.
* ld-arm/tls-thumb1.d: New.
* ld-arm/tls-thumb1.s: New.
* ld-arm/arm-elf.exp: New.
2011-01-10 16:40:19 +08:00
|
|
|
EXEC_P, HAS_SYMS, D_PAGED
|
|
|
|
start address 0x[0-9a-f]+
|
|
|
|
|
|
|
|
Disassembly of section .text:
|
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|
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00008000 <foo>:
|
|
|
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8000: e59f0004 ldr r0, \[pc, #4\] ; 800c <foo\+0xc>
|
|
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8004: e79f0000 ldr r0, \[pc, r0\]
|
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8008: e1a00000 nop ; \(mov r0, r0\)
|
|
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|
800c: 00008138 .word 0x00008138
|
|
|
|
8010: e59f0004 ldr r0, \[pc, #4\] ; 801c <foo\+0x1c>
|
|
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|
8014: e79f0000 ldr r0, \[pc, r0\]
|
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|
8018: e1a00000 nop ; \(mov r0, r0\)
|
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801c: 00008128 .word 0x00008128
|
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|
8020: e59f0004 ldr r0, \[pc, #4\] ; 802c <foo\+0x2c>
|
|
|
|
8024: e1a00000 nop ; \(mov r0, r0\)
|
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8028: e1a00000 nop ; \(mov r0, r0\)
|
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|
802c: 0000000c .word 0x0000000c
|
|
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|
8030: e59f0004 ldr r0, \[pc, #4\] ; 803c <foo\+0x3c>
|
|
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|
8034: e1a00000 nop ; \(mov r0, r0\)
|
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|
|
8038: e1a00000 nop ; \(mov r0, r0\)
|
|
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|
803c: 0000000c .word 0x0000000c
|
|
|
|
8040: e59f000c ldr r0, \[pc, #12\] ; 8054 <foo\+0x54>
|
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|
8044: e08f0000 add r0, pc, r0
|
|
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|
8048: e5901000 ldr r1, \[r0\]
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|
804c: e1a00001 mov r0, r1
|
|
|
|
8050: e1a00000 nop ; \(mov r0, r0\)
|
|
|
|
8054: 000080f8 .word 0x000080f8
|
|
|
|
8058: e59f000c ldr r0, \[pc, #12\] ; 806c <foo\+0x6c>
|
|
|
|
805c: e08f0000 add r0, pc, r0
|
|
|
|
8060: e5901000 ldr r1, \[r0\]
|
|
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|
8064: e1a00001 mov r0, r1
|
|
|
|
8068: e1a00000 nop ; \(mov r0, r0\)
|
|
|
|
806c: 000080e0 .word 0x000080e0
|
|
|
|
8070: e59f000c ldr r0, \[pc, #12\] ; 8084 <foo\+0x84>
|
|
|
|
8074: e1a00000 nop ; \(mov r0, r0\)
|
|
|
|
8078: e1a00000 nop ; \(mov r0, r0\)
|
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|
807c: e1a00000 nop ; \(mov r0, r0\)
|
|
|
|
8080: e1a00000 nop ; \(mov r0, r0\)
|
|
|
|
8084: 0000000c .word 0x0000000c
|
|
|
|
8088: e59f000c ldr r0, \[pc, #12\] ; 809c <foo\+0x9c>
|
|
|
|
808c: e1a00000 nop ; \(mov r0, r0\)
|
|
|
|
8090: e1a00000 nop ; \(mov r0, r0\)
|
|
|
|
8094: e1a00000 nop ; \(mov r0, r0\)
|
|
|
|
8098: e1a00000 nop ; \(mov r0, r0\)
|
|
|
|
809c: 0000000c .word 0x0000000c
|
|
|
|
|
|
|
|
000080a0 <bar>:
|
|
|
|
80a0: 4801 ldr r0, \[pc, #4\] ; \(80a8 <bar\+0x8>\)
|
|
|
|
80a2: 4478 add r0, pc
|
|
|
|
80a4: 6800 ldr r0, \[r0, #0\]
|
|
|
|
80a6: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
80a8: 0000809e .word 0x0000809e
|
|
|
|
80ac: 4801 ldr r0, \[pc, #4\] ; \(80b4 <bar\+0x14>\)
|
|
|
|
80ae: 4478 add r0, pc
|
|
|
|
80b0: 6800 ldr r0, \[r0, #0\]
|
|
|
|
80b2: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
80b4: 00008092 .word 0x00008092
|
|
|
|
80b8: 4801 ldr r0, \[pc, #4\] ; \(80c0 <bar\+0x20>\)
|
|
|
|
80ba: 4478 add r0, pc
|
|
|
|
80bc: 6800 ldr r0, \[r0, #0\]
|
|
|
|
80be: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
80c0: 0000808a .word 0x0000808a
|
|
|
|
80c4: 4801 ldr r0, \[pc, #4\] ; \(80cc <bar\+0x2c>\)
|
|
|
|
80c6: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
80c8: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
80ca: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
80cc: 0000000c .word 0x0000000c
|
|
|
|
80d0: 4801 ldr r0, \[pc, #4\] ; \(80d8 <bar\+0x38>\)
|
|
|
|
80d2: bf00 nop
|
|
|
|
80d4: bf00 nop
|
|
|
|
80d6: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
80d8: 0000000c .word 0x0000000c
|
|
|
|
80dc: 4801 ldr r0, \[pc, #4\] ; \(80e4 <bar\+0x44>\)
|
|
|
|
80de: bf00 nop
|
|
|
|
80e0: bf00 nop
|
|
|
|
80e2: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
80e4: 00000014 .word 0x00000014
|
|
|
|
80e8: 4802 ldr r0, \[pc, #8\] ; \(80f4 <bar\+0x54>\)
|
|
|
|
80ea: 4478 add r0, pc
|
|
|
|
80ec: 6801 ldr r1, \[r0, #0\]
|
|
|
|
80ee: 1c08 adds r0, r1, #0
|
|
|
|
80f0: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
80f2: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
80f4: 00008056 .word 0x00008056
|
|
|
|
80f8: 4802 ldr r0, \[pc, #8\] ; \(8104 <bar\+0x64>\)
|
|
|
|
80fa: 4478 add r0, pc
|
|
|
|
80fc: 6801 ldr r1, \[r0, #0\]
|
|
|
|
80fe: 4608 mov r0, r1
|
|
|
|
8100: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
8102: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
8104: 00008046 .word 0x00008046
|
|
|
|
8108: 4802 ldr r0, \[pc, #8\] ; \(8114 <bar\+0x74>\)
|
|
|
|
810a: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
810c: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
810e: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
8110: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
8112: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
8114: 0000000c .word 0x0000000c
|
|
|
|
8118: 4802 ldr r0, \[pc, #8\] ; \(8124 <bar\+0x84>\)
|
|
|
|
811a: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
811c: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
811e: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
8120: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
8122: 46c0 nop ; \(mov r8, r8\)
|
|
|
|
8124: 0000000c .word 0x0000000c
|