| // RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t.o |
| // RUN: ld.lld -static %t.o -o %tout |
| // RUN: llvm-objdump -d %tout | FileCheck %s --check-prefix=DISASM |
| // RUN: llvm-readobj -r -symbols -sections %tout | FileCheck %s --check-prefix=CHECK |
| // REQUIRES: x86 |
| |
| // CHECK: Sections [ |
| // CHECK: Section { |
| // CHECK: Index: 1 |
| // CHECK-NEXT: Name: .rela.plt |
| // CHECK-NEXT: Type: SHT_RELA |
| // CHECK-NEXT: Flags [ |
| // CHECK-NEXT: SHF_ALLOC |
| // CHECK-NEXT: ] |
| // CHECK-NEXT: Address: [[RELA:.*]] |
| // CHECK-NEXT: Offset: 0x158 |
| // CHECK-NEXT: Size: 48 |
| // CHECK-NEXT: Link: 5 |
| // CHECK-NEXT: Info: 0 |
| // CHECK-NEXT: AddressAlignment: 8 |
| // CHECK-NEXT: EntrySize: 24 |
| // CHECK-NEXT: } |
| // CHECK: Relocations [ |
| // CHECK-NEXT: Section ({{.*}}) .rela.plt { |
| // CHECK-NEXT: 0x12018 R_X86_64_IRELATIVE |
| // CHECK-NEXT: 0x12020 R_X86_64_IRELATIVE |
| // CHECK-NEXT: } |
| // CHECK-NEXT: ] |
| // CHECK: Symbols [ |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: |
| // CHECK-NEXT: Value: 0x0 |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Local |
| // CHECK-NEXT: Type: None |
| // CHECK-NEXT: Other: 0 |
| // CHECK-NEXT: Section: Undefined |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: __rela_iplt_end |
| // CHECK-NEXT: Value: 0x10188 |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Local |
| // CHECK-NEXT: Type: None |
| // CHECK-NEXT: Other: 0 |
| // CHECK-NEXT: Section: Absolute |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: __rela_iplt_start |
| // CHECK-NEXT: Value: [[RELA]] |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Local |
| // CHECK-NEXT: Type: None |
| // CHECK-NEXT: Other: 0 |
| // CHECK-NEXT: Section: Absolute |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: _start |
| // CHECK-NEXT: Value: 0x11002 |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Global |
| // CHECK-NEXT: Type: None |
| // CHECK-NEXT: Other: 0 |
| // CHECK-NEXT: Section: .text |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: bar |
| // CHECK-NEXT: Value: 0x11001 |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Global |
| // CHECK-NEXT: Type: GNU_IFunc |
| // CHECK-NEXT: Other: 0 |
| // CHECK-NEXT: Section: .text |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: foo |
| // CHECK-NEXT: Value: 0x11000 |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Global |
| // CHECK-NEXT: Type: GNU_IFunc |
| // CHECK-NEXT: Other: 0 |
| // CHECK-NEXT: Section: .text |
| // CHECK-NEXT: } |
| // CHECK-NEXT: ] |
| |
| // DISASM: Disassembly of section .text: |
| // DISASM-NEXT: foo: |
| // DISASM-NEXT: 11000: c3 retq |
| // DISASM: bar: |
| // DISASM-NEXT: 11001: c3 retq |
| // DISASM: _start: |
| // DISASM-NEXT: 11002: e8 29 00 00 00 callq 41 |
| // DISASM-NEXT: 11007: e8 34 00 00 00 callq 52 |
| // DISASM-NEXT: 1100c: ba 58 01 01 00 movl $65880, %edx |
| // DISASM-NEXT: 11011: ba 88 01 01 00 movl $65928, %edx |
| // DISASM-NEXT: Disassembly of section .plt: |
| // DISASM-NEXT: .plt: |
| // DISASM-NEXT: 11020: ff 35 e2 0f 00 00 pushq 4066(%rip) |
| // DISASM-NEXT: 11026: ff 25 e4 0f 00 00 jmpq *4068(%rip) |
| // DISASM-NEXT: 1102c: 0f 1f 40 00 nopl (%rax) |
| // DISASM-NEXT: 11030: ff 25 e2 0f 00 00 jmpq *4066(%rip) |
| // DISASM-NEXT: 11036: 68 00 00 00 00 pushq $0 |
| // DISASM-NEXT: 1103b: e9 e0 ff ff ff jmp -32 |
| // DISASM-NEXT: 11040: ff 25 da 0f 00 00 jmpq *4058(%rip) |
| // DISASM-NEXT: 11046: 68 01 00 00 00 pushq $1 |
| // DISASM-NEXT: 1104b: e9 d0 ff ff ff jmp -48 |
| |
| .text |
| .type foo STT_GNU_IFUNC |
| .globl foo |
| .type foo, @function |
| foo: |
| ret |
| |
| .type bar STT_GNU_IFUNC |
| .globl bar |
| .type bar, @function |
| bar: |
| ret |
| |
| .globl _start |
| _start: |
| call foo |
| call bar |
| movl $__rela_iplt_start,%edx |
| movl $__rela_iplt_end,%edx |
