| // REQUIRES: x86 |
| // RUN: llvm-mc -filetype=obj -triple=i686-pc-linux %s -o %t.o |
| // RUN: ld.lld -static %t.o -o %tout |
| // RUN: llvm-objdump -d --no-show-raw-insn %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: .rel.dyn |
| // CHECK-NEXT: Type: SHT_REL |
| // CHECK-NEXT: Flags [ |
| // CHECK-NEXT: SHF_ALLOC |
| // CHECK-NEXT: SHF_INFO_LINK |
| // CHECK-NEXT: ] |
| // CHECK-NEXT: Address: [[RELA:.*]] |
| // CHECK-NEXT: Offset: 0xD4 |
| // CHECK-NEXT: Size: 16 |
| // CHECK-NEXT: Link: 0 |
| // CHECK-NEXT: Info: 4 |
| // CHECK-NEXT: AddressAlignment: 4 |
| // CHECK-NEXT: EntrySize: 8 |
| // CHECK-NEXT: } |
| // CHECK: Relocations [ |
| // CHECK-NEXT: Section ({{.*}}) .rel.dyn { |
| // CHECK-NEXT: 0x402120 R_386_IRELATIVE |
| // CHECK-NEXT: 0x402124 R_386_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: __rel_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: .rel.dyn |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: __rel_iplt_end |
| // CHECK-NEXT: Value: 0x4000E4 |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Local |
| // CHECK-NEXT: Type: None |
| // CHECK-NEXT: Other [ |
| // CHECK-NEXT: STV_HIDDEN |
| // CHECK-NEXT: ] |
| // CHECK-NEXT: Section: .rel.dyn |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: bar |
| // CHECK-NEXT: Value: 0x401110 |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Global |
| // CHECK-NEXT: Type: Function |
| // CHECK-NEXT: Other: 0 |
| // CHECK-NEXT: Section: .iplt |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: bar_resolver |
| // CHECK-NEXT: Value: 0x4010E4 |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Global |
| // CHECK-NEXT: Type: Function |
| // CHECK-NEXT: Other: 0 |
| // CHECK-NEXT: Section: .text |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: foo |
| // CHECK-NEXT: Value: 0x401100 |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Global |
| // CHECK-NEXT: Type: Function |
| // CHECK-NEXT: Other: 0 |
| // CHECK-NEXT: Section: .iplt |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: foo_resolver |
| // CHECK-NEXT: Value: 0x4010E5 |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Global |
| // CHECK-NEXT: Type: Function |
| // CHECK-NEXT: Other: 0 |
| // CHECK-NEXT: Section: .text |
| // CHECK-NEXT: } |
| // CHECK-NEXT: Symbol { |
| // CHECK-NEXT: Name: _start |
| // CHECK-NEXT: Value: 0x4010E6 |
| // CHECK-NEXT: Size: 0 |
| // CHECK-NEXT: Binding: Global |
| // CHECK-NEXT: Type: None |
| // CHECK-NEXT: Other: 0 |
| // CHECK-NEXT: Section: .text |
| // CHECK-NEXT: } |
| // CHECK-NEXT:] |
| |
| // DISASM: Disassembly of section .text: |
| // DISASM-EMPTY: |
| // DISASM-NEXT: <bar_resolver>: |
| // DISASM-NEXT: 4010e4: retl |
| // DISASM: <foo_resolver>: |
| // DISASM-NEXT: 4010e5: retl |
| // DISASM: <_start>: |
| // DISASM-NEXT: 4010e6: calll 0x401100 <foo> |
| // DISASM-NEXT: calll 0x401110 <bar> |
| // DISASM-NEXT: movl $4194516, %edx |
| // DISASM-NEXT: movl $4194532, %edx |
| // DISASM-EMPTY: |
| // DISASM-NEXT: Disassembly of section .iplt: |
| // DISASM-EMPTY: |
| // DISASM-NEXT: <foo>: |
| // DISASM-NEXT: 401100: jmpl *4202784 |
| // DISASM-NEXT: pushl $0 |
| // DISASM-NEXT: jmp 0x0 |
| // DISASM: <bar>: |
| // DISASM-NEXT: 401110: jmpl *4202788 |
| // DISASM-NEXT: pushl $8 |
| // DISASM-NEXT: jmp 0x0 |
| |
| .type bar STT_GNU_IFUNC |
| .globl bar |
| bar: |
| .type bar_resolver STT_FUNC |
| .globl bar_resolver |
| bar_resolver: |
| ret |
| |
| .text |
| .type foo STT_GNU_IFUNC |
| .globl foo |
| foo: |
| .type foo_resolver STT_FUNC |
| .globl foo_resolver |
| foo_resolver: |
| ret |
| |
| .globl _start |
| _start: |
| call foo |
| call bar |
| movl $__rel_iplt_start,%edx |
| movl $__rel_iplt_end,%edx |
