| // REQUIRES: x86 |
| // RUN: llvm-mc -filetype=obj -triple=i686 %s -o %t.o |
| // RUN: ld.lld %t.o -o %t1 |
| // RUN: llvm-readobj -r %t1 | FileCheck --check-prefix=NORELOC %s |
| // RUN: llvm-objdump -d --no-show-raw-insn %t1 | FileCheck --check-prefix=DISASM %s |
| |
| // NORELOC: Relocations [ |
| // NORELOC-NEXT: ] |
| |
| // DISASM: Disassembly of section .text: |
| // DISASM-EMPTY: |
| // DISASM-NEXT: <_start>: |
| // LD -> LE: |
| // DISASM-NEXT: movl %gs:0, %eax |
| // DISASM-NEXT: nop |
| // DISASM-NEXT: leal (%esi,%eiz), %esi |
| // DISASM-NEXT: leal -8(%eax), %edx |
| // DISASM-NEXT: movl %gs:0, %eax |
| // DISASM-NEXT: nop |
| // DISASM-NEXT: leal (%esi,%eiz), %esi |
| // DISASM-NEXT: leal -4(%eax), %edx |
| // IE -> LE: |
| // 4294967288 == 0xFFFFFFF8 |
| // 4294967292 == 0xFFFFFFFC |
| // DISASM-NEXT: movl %gs:0, %eax |
| // DISASM-NEXT: movl $4294967288, %eax |
| // DISASM-NEXT: movl %gs:0, %eax |
| // DISASM-NEXT: movl $4294967292, %eax |
| // DISASM-NEXT: movl %gs:0, %eax |
| // DISASM-NEXT: leal -8(%eax), %eax |
| // DISASM-NEXT: movl %gs:0, %eax |
| // DISASM-NEXT: leal -4(%eax), %eax |
| .type tls0,@object |
| .section .tbss,"awT",@nobits |
| .globl tls0 |
| .align 4 |
| tls0: |
| .long 0 |
| .size tls0, 4 |
| |
| .type tls1,@object |
| .globl tls1 |
| .align 4 |
| tls1: |
| .long 0 |
| .size tls1, 4 |
| |
| .section .text |
| .globl ___tls_get_addr |
| .type ___tls_get_addr,@function |
| ___tls_get_addr: |
| |
| .section .text |
| .globl _start |
| _start: |
| //LD -> LE: |
| leal tls0@tlsldm(%ebx),%eax |
| call ___tls_get_addr@plt |
| leal tls0@dtpoff(%eax),%edx |
| leal tls1@tlsldm(%ebx),%eax |
| call ___tls_get_addr@plt |
| leal tls1@dtpoff(%eax),%edx |
| //IE -> LE: |
| movl %gs:0,%eax |
| movl tls0@gotntpoff(%ebx),%eax |
| movl %gs:0,%eax |
| movl tls1@gotntpoff(%ebx),%eax |
| movl %gs:0,%eax |
| addl tls0@gotntpoff(%ebx),%eax |
| movl %gs:0,%eax |
| addl tls1@gotntpoff(%ebx),%eax |
