| // REQUIRES: x86 |
| // 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: Sections [ |
| // CHECK: Section { |
| // CHECK: Index: 1 |
| // CHECK-NEXT: Name: .rela.dyn |
| // CHECK-NEXT: Type: SHT_RELA |
| // CHECK-NEXT: Flags [ |
| // CHECK-NEXT: SHF_ALLOC |
| // CHECK-NEXT: SHF_INFO_LINK |
| // CHECK-NEXT: ] |
| // CHECK-NEXT: Address: [[RELA:.*]] |
| // CHECK-NEXT: Offset: 0x158 |
| // CHECK-NEXT: Size: 48 |
| // CHECK-NEXT: Link: 0 |
| // CHECK-NEXT: Info: [[GOTPLT:.*]] |
| // CHECK-NEXT: AddressAlignment: 8 |
| // CHECK-NEXT: EntrySize: 24 |
| // CHECK-NEXT: } |
| // CHECK: Index: [[GOTPLT]] |
| // CHECK-NEXT: Name: .got.plt |
| // CHECK: Relocations [ |
| // CHECK-NEXT: Section ({{.*}}) .rela.dyn { |
| // CHECK-NEXT: 0x2021D0 R_X86_64_IRELATIVE |
| // CHECK-NEXT: 0x2021D8 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: 0x200188 |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Local |
| // CHECK-NEXT: Type: None |
| // CHECK-NEXT: Other [ |
| // CHECK-NEXT: STV_HIDDEN |
| // CHECK-NEXT: ] |
| // CHECK-NEXT: Section: .rela.dyn |
| // 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 [ |
| // CHECK-NEXT: STV_HIDDEN |
| // CHECK-NEXT: ] |
| // CHECK-NEXT: Section: .rela.dyn |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: _start |
| // CHECK-NEXT: Value: 0x20118A |
| // 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: 0x201189 |
| // 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: 0x201188 |
| // 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-EMPTY: |
| // DISASM-NEXT: <foo>: |
| // DISASM-NEXT: 201188: {{.*}} retq |
| // DISASM: <bar>: |
| // DISASM-NEXT: 201189: {{.*}} retq |
| // DISASM: <_start>: |
| // DISASM-NEXT: 20118a: {{.*}} callq 0x2011b0 |
| // DISASM-NEXT: 20118f: {{.*}} callq 0x2011c0 |
| // DISASM-NEXT: 201194: {{.*}} movl $2097496, %edx |
| // DISASM-NEXT: 201199: {{.*}} movl $2097544, %edx |
| // DISASM-NEXT: 20119e: {{.*}} movl $2097545, %edx |
| // DISASM-EMPTY: |
| // DISASM-NEXT: Disassembly of section .iplt: |
| // DISASM-EMPTY: |
| // DISASM-NEXT: <.iplt>: |
| // DISASM-NEXT: 2011b0: {{.*}} jmpq *4122(%rip) |
| // DISASM-NEXT: 2011b6: {{.*}} pushq $0 |
| // DISASM-NEXT: 2011bb: {{.*}} jmp 0x0 |
| // DISASM-NEXT: 2011c0: {{.*}} jmpq *4114(%rip) |
| // DISASM-NEXT: 2011c6: {{.*}} pushq $1 |
| // DISASM-NEXT: 2011cb: {{.*}} jmp 0x0 |
| |
| .text |
| .type foo STT_GNU_IFUNC |
| .globl foo |
| foo: |
| ret |
| |
| .type bar STT_GNU_IFUNC |
| .globl bar |
| bar: |
| ret |
| |
| .globl _start |
| _start: |
| call foo |
| call bar |
| movl $__rela_iplt_start,%edx |
| movl $__rela_iplt_end,%edx |
| movl $__rela_iplt_end + 1,%edx |
