| # REQUIRES: x86 |
| # RUN: llvm-mc -filetype=obj -triple=x86_64 %s -o %t.o |
| # RUN: echo '.tbss; .globl c; c: .zero 4' | llvm-mc -filetype=obj -triple=x86_64 - -o %t1.o |
| # RUN: ld.lld -shared -soname=t1.so %t1.o -o %t1.so |
| |
| # RUN: ld.lld -shared %t.o %t1.o -o %t.so |
| # RUN: llvm-readobj -r -x .got %t.so | FileCheck --check-prefix=GD-RELA %s |
| # RUN: llvm-objdump -d --no-show-raw-insn %t.so | FileCheck --check-prefix=GD %s |
| |
| # RUN: ld.lld -shared %t.o %t1.o -o %t-rel.so -z rel |
| # RUN: llvm-readobj -r -x .got %t-rel.so | FileCheck --check-prefix=GD-REL %s |
| |
| # RUN: ld.lld %t.o %t1.o -o %t |
| # RUN: llvm-readelf -r %t | FileCheck --check-prefix=NOREL %s |
| # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=LE %s |
| |
| # RUN: ld.lld %t.o %t1.so -o %t |
| # RUN: llvm-readobj -r %t | FileCheck --check-prefix=IE-REL %s |
| # RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=IE %s |
| |
| # GD-RELA: .rela.dyn { |
| # GD-RELA-NEXT: 0x23B8 R_X86_64_TLSDESC - 0xB |
| # GD-RELA-NEXT: 0x23A8 R_X86_64_TLSDESC a 0x0 |
| # GD-RELA-NEXT: 0x23C8 R_X86_64_TLSDESC c 0x0 |
| # GD-RELA-NEXT: } |
| # GD-RELA: Hex dump of section '.got': |
| # GD-RELA-NEXT: 0x000023a8 00000000 00000000 00000000 00000000 |
| # GD-RELA-NEXT: 0x000023b8 00000000 00000000 00000000 00000000 |
| # GD-RELA-NEXT: 0x000023c8 00000000 00000000 00000000 00000000 |
| |
| # GD-REL: .rel.dyn { |
| # GD-REL-NEXT: 0x23A0 R_X86_64_TLSDESC - |
| # GD-REL-NEXT: 0x2390 R_X86_64_TLSDESC a |
| # GD-REL-NEXT: 0x23B0 R_X86_64_TLSDESC c |
| # GD-REL-NEXT: } |
| # GD-REL: Hex dump of section '.got': |
| # GD-REL-NEXT: 0x00002390 00000000 00000000 00000000 00000000 |
| # GD-REL-NEXT: 0x000023a0 00000000 00000000 0b000000 00000000 |
| # GD-REL-NEXT: 0x000023b0 00000000 00000000 00000000 00000000 |
| |
| ## &.rela.dyn[a]-pc = 0x23A8-0x12e7 = 4289 |
| # GD: leaq 4289(%rip), %rax |
| # GD-NEXT: 12e7: callq *(%rax) |
| # GD-NEXT: movl %fs:(%rax), %eax |
| |
| ## &.rela.dyn[b]-pc = 0x23B8-0x12f3 = 4293 |
| # GD-NEXT: leaq 4293(%rip), %rax |
| # GD-NEXT: 12f3: callq *(%rax) |
| # GD-NEXT: movl %fs:(%rax), %eax |
| |
| ## &.rela.dyn[c]-pc = 0x23C8-0x12f3 = 4297 |
| # GD-NEXT: leaq 4297(%rip), %rax |
| # GD-NEXT: 12ff: callq *(%rax) |
| # GD-NEXT: movl %fs:(%rax), %eax |
| |
| # NOREL: no relocations |
| |
| ## tpoff(a) = st_value(a) - tls_size = -8 |
| # LE: movq $-8, %rax |
| # LE-NEXT: nop |
| # LE-NEXT: movl %fs:(%rax), %eax |
| ## tpoff(b) = st_value(b) - tls_size = -5 |
| # LE: movq $-5, %rax |
| # LE-NEXT: nop |
| # LE-NEXT: movl %fs:(%rax), %eax |
| ## tpoff(c) = st_value(c) - tls_size = -4 |
| # LE: movq $-4, %rax |
| # LE-NEXT: nop |
| # LE-NEXT: movl %fs:(%rax), %eax |
| |
| # IE-REL: .rela.dyn { |
| # IE-REL-NEXT: 0x202370 R_X86_64_TPOFF64 c 0x0 |
| # IE-REL-NEXT: } |
| |
| ## a is relaxed to use LE. |
| # IE: movq $-4, %rax |
| # IE-NEXT: nop |
| # IE-NEXT: movl %fs:(%rax), %eax |
| # IE-NEXT: movq $-1, %rax |
| # IE-NEXT: nop |
| # IE-NEXT: movl %fs:(%rax), %eax |
| ## &.rela.dyn[c]-pc = 0x202370 - 0x2012a7 = 4297 |
| # IE-NEXT: movq 4297(%rip), %rax |
| # IE-NEXT: 2012a7: nop |
| # IE-NEXT: movl %fs:(%rax), %eax |
| |
| leaq a@tlsdesc(%rip), %rax |
| call *a@tlscall(%rax) |
| movl %fs:(%rax), %eax |
| |
| leaq b@tlsdesc(%rip), %rax |
| call *b@tlscall(%rax) |
| movl %fs:(%rax), %eax |
| |
| leaq c@tlsdesc(%rip), %rax |
| call *c@tlscall(%rax) |
| movl %fs:(%rax), %eax |
| |
| .section .tbss |
| .globl a |
| .zero 8 |
| a: |
| .zero 3 |
| b: |
| .zero 1 |