| // REQUIRES: x86 |
| // RUN: llvm-mc -filetype=obj -triple=i686-pc-linux %s -o %t |
| // RUN: llvm-mc -filetype=obj -triple=i686-unknown-linux %p/Inputs/shared.s -o %t2.o |
| // RUN: ld.lld -shared %t2.o -o %t2.so |
| // RUN: ld.lld --hash-style=sysv %t %t2.so -o %t2 |
| // RUN: llvm-readobj -s %t2 | FileCheck --check-prefix=ADDR %s |
| // RUN: llvm-objdump -d %t2 | FileCheck %s |
| |
| .global _start |
| _start: |
| |
| .section .R_386_32,"ax",@progbits |
| .global R_386_32 |
| R_386_32: |
| movl $R_386_32 + 1, %edx |
| |
| |
| .section .R_386_PC32,"ax",@progbits,unique,1 |
| .global R_386_PC32 |
| R_386_PC32: |
| call R_386_PC32_2 |
| |
| .section .R_386_PC32,"ax",@progbits,unique,2 |
| .zero 4 |
| R_386_PC32_2: |
| nop |
| |
| // CHECK: Disassembly of section .R_386_32: |
| // CHECK-NEXT: R_386_32: |
| // CHECK-NEXT: 401000: {{.*}} movl $4198401, %edx |
| |
| // CHECK: Disassembly of section .R_386_PC32: |
| // CHECK-NEXT: R_386_PC32: |
| // CHECK-NEXT: 401005: e8 04 00 00 00 calll 4 |
| |
| // CHECK: R_386_PC32_2: |
| // CHECK-NEXT: 40100e: 90 nop |
| |
| // Create a .got |
| movl bar@GOT, %eax |
| |
| // ADDR: Name: .plt |
| // ADDR-NEXT: Type: SHT_PROGBITS |
| // ADDR-NEXT: Flags [ |
| // ADDR-NEXT: SHF_ALLOC |
| // ADDR-NEXT: SHF_EXECINSTR |
| // ADDR-NEXT: ] |
| // ADDR-NEXT: Address: 0x401040 |
| // ADDR-NEXT: Offset: 0x1040 |
| // ADDR-NEXT: Size: 32 |
| |
| // ADDR: Name: .got ( |
| // ADDR-NEXT: Type: SHT_PROGBITS |
| // ADDR-NEXT: Flags [ |
| // ADDR-NEXT: SHF_ALLOC |
| // ADDR-NEXT: SHF_WRITE |
| // ADDR-NEXT: ] |
| // ADDR-NEXT: Address: 0x403078 |
| // ADDR-NEXT: Offset: |
| // ADDR-NEXT: Size: 8 |
| |
| .section .R_386_GOTPC,"ax",@progbits |
| R_386_GOTPC: |
| movl $_GLOBAL_OFFSET_TABLE_, %eax |
| |
| // 0x402078 + 8 - 0x401014 = 4204 |
| |
| // CHECK: Disassembly of section .R_386_GOTPC: |
| // CHECK-NEXT: R_386_GOTPC: |
| // CHECK-NEXT: 401014: {{.*}} movl $8300, %eax |
| |
| .section .dynamic_reloc, "ax",@progbits |
| call bar |
| // addr(.plt) + 16 - (0x401019 + 5) = 50 |
| // CHECK: Disassembly of section .dynamic_reloc: |
| // CHECK-NEXT: .dynamic_reloc: |
| // CHECK-NEXT: 401019: e8 32 00 00 00 calll 50 |
| |
| .section .R_386_GOT32,"ax",@progbits |
| .global R_386_GOT32 |
| R_386_GOT32: |
| movl bar@GOT, %eax |
| movl zed@GOT, %eax |
| movl bar+8@GOT, %eax |
| movl zed+4@GOT, %eax |
| |
| // 4294967288 = 0xFFFFFFF8 = got[0](0x402070) - .got(0x402070) - sizeof(.got)(8) |
| // 4294967292 = 0xFFFFFFFC = got[1](0x402074) - .got(0x402070) - sizeof(.got)(8) |
| // 0xFFFFFFF8 + 8 = 0 |
| // 0xFFFFFFFC + 4 = 0 |
| // CHECK: Disassembly of section .R_386_GOT32: |
| // CHECK-NEXT: R_386_GOT32: |
| // CHECK-NEXT: 40101e: a1 f8 ff ff ff movl 4294967288, %eax |
| // CHECK-NEXT: 401023: a1 fc ff ff ff movl 4294967292, %eax |
| // CHECK-NEXT: 401028: a1 00 00 00 00 movl 0, %eax |
| // CHECK-NEXT: 40102d: a1 00 00 00 00 movl 0, %eax |
