abcf1d5247
* elf64-x86-64.c (elf64_x86_64_relocate_section): Change TLSGD sequence and its transitions. ld/testsuite/ * ld-x86-64/tlspic1.s: Change TLSGD sequences. * ld-x86-64/tlsbinpic.s: Likewise. * ld-x86-64/tlspic.dd: Adjust.
146 lines
2.8 KiB
ArmAsm
146 lines
2.8 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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.byte 0x66
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leaq sG1@tlsgd(%rip), %rdi
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.word 0x6666
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rex64
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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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.byte 0x66
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leaq sG2@tlsgd(%rip), %rdi
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.word 0x6666
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rex64
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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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.byte 0x66
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leaq sg1@tlsgd(%rip), %rdi
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.word 0x6666
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rex64
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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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.byte 0x66
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leaq sl1@tlsgd(%rip), %rdi
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.word 0x6666
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rex64
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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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.byte 0x66
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leaq sh1@tlsgd(%rip), %rdi
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.word 0x6666
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rex64
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call __tls_get_addr@plt
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nop;nop;nop;nop
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/* LD -> LE */
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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 -> LE 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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