bffbf9406f
* reloc.c: Add x86-64 TLS relocs. * bfd-in2.h, libbfd.h: Rebuilt. * elf64-x86-64.c (x86_64_elf_howto): Fix size fields for 32-bit relocs. Add TLS relocs. (x86_64_reloc_map): Add TLS relocs. (elf64_x86_64_info_to_howto): Adjust for added TLS relocs. (struct elf64_x86_64_link_hash_entry): Add tls_type field. (GOT_UNKNOWN, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE): Define. (elf64_x86_64_hash_entry): Define. (struct elf64_x86_64_obj_tdata): New. (elf64_x86_64_tdata, elf64_x86_64_local_got_tls_type): Define. (struct elf64_x86_64_link_hash_table): Add tls_ld_got. (link_hash_newfunc): Initialize tls_type. (elf64_x86_64_link_hash_table_create): Initialize tls_ld_got. (elf64_x86_64_copy_indirect_symbol): Swap tls_type if necessary. (elf64_x86_64_mkobject): New. (elf64_x86_64_elf_object_p): Allocate struct elf64_x86_64_obj_tdata. (elf64_x86_64_tls_transition): New. (elf64_x86_64_check_relocs): Add r_type variable and use it. Handle TLS relocs. (elf64_x86_64_gc_sweep_hook): Handle TLS relocs. (allocate_dynrelocs): Allocate GOT space for TLS relocs. (elf64_x86_64_size_dynamic_sections): Likewise. (dtpoff_base, tpoff): New. (elf64_x86_64_relocate_section): Handle TLS relocs. (elf64_x86_64_finish_dynamic_symbol): Only handle non-TLS GOT entries. (bfd_elf64_mkobject): Define. * elf32-i386.c (elf_i386_check_relocs) [R_386_TLS_LE]: Set DF_STATIC_TLS if shared. gas/ * config/tc-i386.c (tc_i386_fix_adjustable): Add x86-64 TLS relocs. Define them if not BFD_ASSEMBLER. (lex_got): Handle @tlsgd, @dtpoff and @tpoff in 64-bit mode, add @tlsld. (md_apply_fix3): No addend for BFD_RELOC_X86_64_TLSGD, BFD_RELOC_X86_64_TLSLD and BFD_RELOC_X86_64_GOTTPOFF. (tc_gen_reloc): Handle x86-64 TLS relocs. include/ * elf/x86-64.h: Add TLS relocs. ld/testsuite/ * lib/ld-lib.exp (run_ld_link_tests): Add. * ld-sh/sh64/sh64.exp (run_ld_link_tests, regexp_diff, file_contents): Remove. (sh64tests): Add 6th field to the tests array. * ld-i386/i386.exp (run_ld_link_tests): Remove. * ld-x86-64/x86-64.exp: New. * ld-x86-64/tlsbin.dd: New test. * ld-x86-64/tlsbinpic.s: New test. * ld-x86-64/tlsbin.rd: New test. * ld-x86-64/tlsbin.s: New test. * ld-x86-64/tlsbin.sd: New test. * ld-x86-64/tlsbin.td: New test. * ld-x86-64/tlslib.s: New test. * ld-x86-64/tlspic1.s: New test. * ld-x86-64/tlspic2.s: New test. * ld-x86-64/tlspic.dd: New test. * ld-x86-64/tlspic.rd: New test. * ld-x86-64/tlspic.sd: New test. * ld-x86-64/tlspic.td: New test.
136 lines
2.7 KiB
ArmAsm
136 lines
2.7 KiB
ArmAsm
/* Force .data aligned to 4K, so that .got very likely gets at
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0x5021a0 (0x60 bytes .tdata and 0x140 bytes .dynamic) */
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.data
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.balign 4096
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.section ".tdata", "awT", @progbits
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.globl sg1, sg2, sg3, sg4, sg5, sg6, sg7, sg8
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.globl sh1, sh2, sh3, sh4, sh5, sh6, sh7, sh8
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.hidden sh1, sh2, sh3, sh4, sh5, sh6, sh7, sh8
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sg1: .long 17
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sg2: .long 18
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sg3: .long 19
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sg4: .long 20
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sg5: .long 21
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sg6: .long 22
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sg7: .long 23
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sg8: .long 24
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sl1: .long 65
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sl2: .long 66
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sl3: .long 67
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sl4: .long 68
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sl5: .long 69
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sl6: .long 70
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sl7: .long 71
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sl8: .long 72
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sh1: .long 257
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sh2: .long 258
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sh3: .long 259
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sh4: .long 260
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sh5: .long 261
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sh6: .long 262
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sh7: .long 263
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sh8: .long 264
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/* Force .text aligned to 4K, so it very likely gets at 0x401000. */
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.text
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.balign 4096
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.globl fn2
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.type fn2,@function
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fn2:
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pushq %rbp
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movq %rsp, %rbp
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/* GD -> IE because variable is not defined in executable */
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.long 0x66666666
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leaq sG1@tlsgd(%rip), %rdi
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call __tls_get_addr@plt
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nop;nop;nop;nop
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/* GD -> IE because variable is not defined in executable where
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the variable is referenced through IE too */
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.long 0x66666666
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leaq sG2@tlsgd(%rip), %rdi
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call __tls_get_addr@plt
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nop;nop;nop;nop
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/* GD -> LE with global variable defined in executable */
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.long 0x66666666
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leaq sg1@tlsgd(%rip), %rdi
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call __tls_get_addr@plt
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nop;nop;nop;nop
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/* GD -> LE with local variable defined in executable */
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.long 0x66666666
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leaq sl1@tlsgd(%rip), %rdi
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call __tls_get_addr@plt
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nop;nop;nop;nop
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/* GD -> LE with hidden variable defined in executable */
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.long 0x66666666
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leaq sh1@tlsgd(%rip), %rdi
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call __tls_get_addr@plt
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nop;nop;nop;nop
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/* LD */
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leaq sl1@tlsld(%rip), %rdi
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call __tls_get_addr@plt
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nop;nop
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leaq 1+sl1@dtpoff(%rax), %rdx
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nop;nop
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leaq sl2@dtpoff+2(%rax), %r9
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nop;nop;nop;nop
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/* LD against hidden variables */
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leaq sh1@tlsld(%rip), %rdi
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call __tls_get_addr@plt
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nop;nop
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leaq sh1@dtpoff(%rax), %rdx
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nop;nop
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leaq 3+sh2@dtpoff(%rax), %rcx
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nop;nop;nop;nop
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/* IE against global var */
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movq %fs:0, %r9
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nop;nop
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addq sG2@gottpoff(%rip), %r9
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nop;nop;nop;nop
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/* IE -> LE against global var defined in exec */
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movq %fs:0, %r10
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nop;nop
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addq sg1@gottpoff(%rip), %r10
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nop;nop;nop;nop
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/* IE -> LE against local var */
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movq %fs:0, %rax
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nop;nop
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addq sl1@gottpoff(%rip), %rax
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nop;nop;nop;nop
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/* IE -> LE against hidden var */
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movq %fs:0, %rcx
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nop;nop
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addq sh1@gottpoff(%rip), %rcx
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nop;nop;nop;nop
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/* Direct access through %fs */
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/* IE against global var */
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movq sG5@gottpoff(%rip), %rcx
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nop;nop
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movq %fs:(%rcx), %rdx
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nop;nop;nop;nop
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/* IE->LE against local var */
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movq sl5@gottpoff(%rip), %r11
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nop;nop
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movq %fs:(%r11), %r12
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nop;nop;nop;nop
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/* IE->LE against hidden var */
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movq sh5@gottpoff(%rip), %rdx
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nop;nop
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movq %fs:(%rdx), %rdx
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nop;nop;nop;nop
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leave
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ret
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