forked from OSchip/llvm-project
129 lines
4.3 KiB
ArmAsm
129 lines
4.3 KiB
ArmAsm
// REQUIRES: x86
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// RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %s -o %t.o
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// RUN: llvm-mc -filetype=obj -triple=x86_64-unknown-linux %p/Inputs/shared.s -o %t2.o
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// RUN: ld.lld -shared %t2.o -o %t2.so
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// RUN: ld.lld -shared %t.o %t2.so -o %t
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// RUN: ld.lld %t.o %t2.so -o %t3
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// RUN: llvm-readobj -S -r %t | FileCheck %s
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// RUN: llvm-objdump -d %t | FileCheck --check-prefix=DISASM %s
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// RUN: llvm-readobj -S -r %t3 | FileCheck --check-prefix=CHECK2 %s
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// RUN: llvm-objdump -d %t3 | FileCheck --check-prefix=DISASM2 %s
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// CHECK: Name: .plt
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// CHECK-NEXT: Type: SHT_PROGBITS
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// CHECK-NEXT: Flags [
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// CHECK-NEXT: SHF_ALLOC
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// CHECK-NEXT: SHF_EXECINSTR
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// CHECK-NEXT: ]
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// CHECK-NEXT: Address: 0x1020
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// CHECK-NEXT: Offset:
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// CHECK-NEXT: Size: 64
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// CHECK-NEXT: Link: 0
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// CHECK-NEXT: Info: 0
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// CHECK-NEXT: AddressAlignment: 16
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// CHECK: Relocations [
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// CHECK-NEXT: Section ({{.*}}) .rela.plt {
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// CHECK-NEXT: 0x3018 R_X86_64_JUMP_SLOT bar 0x0
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// CHECK-NEXT: 0x3020 R_X86_64_JUMP_SLOT zed 0x0
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// CHECK-NEXT: 0x3028 R_X86_64_JUMP_SLOT _start 0x0
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// CHECK-NEXT: }
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// CHECK-NEXT: ]
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// CHECK2: Name: .plt
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// CHECK2-NEXT: Type: SHT_PROGBITS
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// CHECK2-NEXT: Flags [
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// CHECK2-NEXT: SHF_ALLOC
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// CHECK2-NEXT: SHF_EXECINSTR
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// CHECK2-NEXT: ]
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// CHECK2-NEXT: Address: 0x201020
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// CHECK2-NEXT: Offset:
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// CHECK2-NEXT: Size: 48
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// CHECK2-NEXT: Link: 0
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// CHECK2-NEXT: Info: 0
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// CHECK2-NEXT: AddressAlignment: 16
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// CHECK2: Relocations [
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// CHECK2-NEXT: Section ({{.*}}) .rela.plt {
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// CHECK2-NEXT: 0x203018 R_X86_64_JUMP_SLOT bar 0x0
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// CHECK2-NEXT: 0x203020 R_X86_64_JUMP_SLOT zed 0x0
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// CHECK2-NEXT: }
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// CHECK2-NEXT: ]
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// Unfortunately FileCheck can't do math, so we have to check for explicit
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// values:
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// 0x1030 - (0x1000 + 5) = 43
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// 0x1030 - (0x1005 + 5) = 38
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// 0x1040 - (0x100a + 5) = 49
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// 0x1048 - (0x100a + 5) = 60
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// DISASM: _start:
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// DISASM-NEXT: 1000: e9 {{.*}} jmp 43
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// DISASM-NEXT: 1005: e9 {{.*}} jmp 38
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// DISASM-NEXT: 100a: e9 {{.*}} jmp 49
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// DISASM-NEXT: 100f: e9 {{.*}} jmp 60
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// 0x3018 - 0x1036 = 8162
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// 0x3020 - 0x1046 = 8154
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// 0x3028 - 0x1056 = 8146
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// DISASM: Disassembly of section .plt:
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// DISASM-NEXT: .plt:
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// DISASM-NEXT: 1020: ff 35 e2 1f 00 00 pushq 8162(%rip)
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// DISASM-NEXT: 1026: ff 25 e4 1f 00 00 jmpq *8164(%rip)
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// DISASM-NEXT: 102c: 0f 1f 40 00 nopl (%rax)
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// DISASM-EMPTY:
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// DISASM-NEXT: bar@plt:
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// DISASM-NEXT: 1030: ff 25 e2 1f 00 00 jmpq *8162(%rip)
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// DISASM-NEXT: 1036: 68 00 00 00 00 pushq $0
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// DISASM-NEXT: 103b: e9 e0 ff ff ff jmp -32 <.plt>
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// DISASM-EMPTY:
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// DISASM-NEXT: zed@plt:
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// DISASM-NEXT: 1040: ff 25 da 1f 00 00 jmpq *8154(%rip)
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// DISASM-NEXT: 1046: 68 01 00 00 00 pushq $1
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// DISASM-NEXT: 104b: e9 d0 ff ff ff jmp -48 <.plt>
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// DISASM-EMPTY:
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// DISASM-NEXT: _start@plt:
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// DISASM-NEXT: 1050: ff 25 d2 1f 00 00 jmpq *8146(%rip)
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// DISASM-NEXT: 1056: 68 02 00 00 00 pushq $2
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// DISASM-NEXT: 105b: e9 c0 ff ff ff jmp -64 <.plt>
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// 0x201030 - (0x201000 + 1) - 4 = 43
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// 0x201030 - (0x201005 + 1) - 4 = 38
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// 0x201040 - (0x20100a + 1) - 4 = 49
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// 0x201000 - (0x20100f + 1) - 4 = -20
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// DISASM2: _start:
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// DISASM2-NEXT: 201000: e9 {{.*}} jmp 43
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// DISASM2-NEXT: 201005: e9 {{.*}} jmp 38
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// DISASM2-NEXT: 20100a: e9 {{.*}} jmp 49
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// DISASM2-NEXT: 20100f: e9 {{.*}} jmp -20
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// 0x202018 - 0x201036 = 4066
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// 0x202020 - 0x201046 = 4058
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// DISASM2: Disassembly of section .plt:
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// DISASM2-NEXT: .plt:
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// DISASM2-NEXT: 201020: ff 35 e2 1f 00 00 pushq 8162(%rip)
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// DISASM2-NEXT: 201026: ff 25 e4 1f 00 00 jmpq *8164(%rip)
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// DISASM2-NEXT: 20102c: 0f 1f 40 00 nopl (%rax)
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// DISASM2-EMPTY:
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// DISASM2-NEXT: bar@plt:
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// DISASM2-NEXT: 201030: ff 25 e2 1f 00 00 jmpq *8162(%rip)
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// DISASM2-NEXT: 201036: 68 00 00 00 00 pushq $0
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// DISASM2-NEXT: 20103b: e9 e0 ff ff ff jmp -32 <.plt>
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// DISASM2-EMPTY:
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// DISASM2-NEXT: zed@plt:
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// DISASM2-NEXT: 201040: ff 25 da 1f 00 00 jmpq *8154(%rip)
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// DISASM2-NEXT: 201046: 68 01 00 00 00 pushq $1
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// DISASM2-NEXT: 20104b: e9 d0 ff ff ff jmp -48 <.plt>
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// DISASM2-NOT: 2010C0
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.global _start
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_start:
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jmp bar@PLT
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jmp bar@PLT
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jmp zed@PLT
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jmp _start@plt
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