| # REQUIRES: x86 |
| # RUN: llvm-mc -filetype=obj -triple=i686 %s -o %t.o |
| # RUN: ld.lld -shared %t.o -o %t.so |
| # RUN: llvm-readobj --sections -r %t.so | FileCheck %s |
| # RUN: llvm-objdump -d --no-show-raw-insn %t.so | FileCheck %s --check-prefix=DIS |
| |
| .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 |
| |
| .type tls2,@object |
| .globl tls2 |
| .hidden tls2 |
| .align 4 |
| tls2: |
| .long 0 |
| .size tls2, 8 |
| |
| .section .text |
| .globl _start |
| _start: |
| leal tls0@tlsgd(,%ebx,1),%eax |
| call __tls_get_addr@plt |
| |
| leal tls1@tlsgd(,%ebx,1),%eax |
| call __tls_get_addr@plt |
| |
| leal tls2@tlsldm(%ebx),%eax |
| call __tls_get_addr@plt |
| leal tls2@dtpoff(%eax),%edx |
| |
| leal tls2@tlsldm(%ebx),%eax |
| call __tls_get_addr@plt |
| leal tls2@dtpoff+4(%eax),%edx |
| |
| movl %gs:0,%eax |
| addl tls0@gotntpoff(%ebx),%eax |
| |
| movl %gs:0,%eax |
| addl tls1@gotntpoff(%ebx),%eax |
| |
| # CHECK: Name: .got ( |
| # CHECK-NEXT: Type: SHT_PROGBITS |
| # CHECK-NEXT: Flags [ |
| # CHECK-NEXT: SHF_ALLOC |
| # CHECK-NEXT: SHF_WRITE |
| # CHECK-NEXT: ] |
| # CHECK-NEXT: Address: 0x2358 |
| # CHECK-NEXT: Offset: 0x358 |
| # CHECK-NEXT: Size: 32 |
| # CHECK-NEXT: Link: 0 |
| # CHECK-NEXT: Info: 0 |
| # CHECK-NEXT: AddressAlignment: 4 |
| # CHECK-NEXT: EntrySize: 0 |
| |
| # CHECK: Relocations [ |
| # CHECK: Section ({{.+}}) .rel.dyn { |
| # CHECK-NEXT: 0x2368 R_386_TLS_DTPMOD32 - 0x0 |
| # CHECK-NEXT: 0x2358 R_386_TLS_DTPMOD32 tls0 0x0 |
| # CHECK-NEXT: 0x235C R_386_TLS_DTPOFF32 tls0 0x0 |
| # CHECK-NEXT: 0x2370 R_386_TLS_TPOFF tls0 0x0 |
| # CHECK-NEXT: 0x2360 R_386_TLS_DTPMOD32 tls1 0x0 |
| # CHECK-NEXT: 0x2364 R_386_TLS_DTPOFF32 tls1 0x0 |
| # CHECK-NEXT: 0x2374 R_386_TLS_TPOFF tls1 0x0 |
| # CHECK-NEXT: } |
| |
| # DIS: Disassembly of section .text: |
| # DIS-EMPTY: |
| # DIS-NEXT: <_start>: |
| ## General dynamic model: |
| ## -4128 and -4120 are first and second GOT entries offsets. |
| ## Each one is a pair of records. |
| # DIS-NEXT: 1260: leal -4128(,%ebx), %eax |
| # DIS-NEXT: 1267: calll 0x12d0 |
| # DIS-NEXT: 126c: leal -4120(,%ebx), %eax |
| # DIS-NEXT: 1273: calll 0x12d0 |
| ## Local dynamic model: |
| ## -16 is a local module tls index offset. |
| # DIS-NEXT: 1278: leal -4112(%ebx), %eax |
| # DIS-NEXT: 127e: calll 0x12d0 |
| # DIS-NEXT: 1283: leal 8(%eax), %edx |
| # DIS-NEXT: 1289: leal -4112(%ebx), %eax |
| # DIS-NEXT: 128f: calll 0x12d0 |
| # DIS-NEXT: 1294: leal 12(%eax), %edx |
| ## Initial exec model: |
| # DIS-NEXT: 129a: movl %gs:0, %eax |
| # DIS-NEXT: 12a0: addl -4104(%ebx), %eax |
| # DIS-NEXT: 12a6: movl %gs:0, %eax |
| # DIS-NEXT: 12ac: addl -4100(%ebx), %eax |