// 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: : // DISASM-NEXT: 201188: {{.*}} retq // DISASM: : // 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