| // REQUIRES: x86 |
| // RUN: llvm-mc -filetype=obj -triple=i686-pc-linux %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 %t1 | FileCheck --check-prefix=DISASM %s |
| |
| // NORELOC: Relocations [ |
| // NORELOC-NEXT: ] |
| |
| // DISASM: Disassembly of section .text: |
| // DISASM-NEXT: _start: |
| // LD -> LE: |
| // DISASM-NEXT: 401000: 65 a1 00 00 00 00 movl %gs:0, %eax |
| // DISASM-NEXT: 401006: 90 nop |
| // DISASM-NEXT: 401007: 8d 74 26 00 leal (%esi,%eiz), %esi |
| // DISASM-NEXT: 40100b: 8d 90 f8 ff ff ff leal -8(%eax), %edx |
| // DISASM-NEXT: 401011: 65 a1 00 00 00 00 movl %gs:0, %eax |
| // DISASM-NEXT: 401017: 90 nop |
| // DISASM-NEXT: 401018: 8d 74 26 00 leal (%esi,%eiz), %esi |
| // DISASM-NEXT: 40101c: 8d 90 fc ff ff ff leal -4(%eax), %edx |
| // IE -> LE: |
| // 4294967288 == 0xFFFFFFF8 |
| // 4294967292 == 0xFFFFFFFC |
| // DISASM-NEXT: 401022: 65 a1 00 00 00 00 movl %gs:0, %eax |
| // DISASM-NEXT: 401028: c7 c0 f8 ff ff ff movl $4294967288, %eax |
| // DISASM-NEXT: 40102e: 65 a1 00 00 00 00 movl %gs:0, %eax |
| // DISASM-NEXT: 401034: c7 c0 fc ff ff ff movl $4294967292, %eax |
| // DISASM-NEXT: 40103a: 65 a1 00 00 00 00 movl %gs:0, %eax |
| // DISASM-NEXT: 401040: 8d 80 f8 ff ff ff leal -8(%eax), %eax |
| // DISASM-NEXT: 401046: 65 a1 00 00 00 00 movl %gs:0, %eax |
| // DISASM-NEXT: 40104c: 8d 80 fc ff ff ff 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 |
