forked from OSchip/llvm-project
177 lines
5.9 KiB
ArmAsm
177 lines
5.9 KiB
ArmAsm
// REQUIRES: x86
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// RUN: llvm-mc -filetype=obj -triple=i686-unknown-linux %s -o %t.o
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// RUN: llvm-mc -filetype=obj -triple=i686-unknown-linux %p/Inputs/shared.s -o %t2.o
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// RUN: ld.lld -shared %t2.o -soname=t2.so -o %t2.so
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// RUN: ld.lld %t.o %t2.so -o %t
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// RUN: llvm-readobj -S -r %t | FileCheck %s
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// RUN: llvm-objdump -d --no-show-raw-insn --print-imm-hex %t | FileCheck --check-prefix=DISASM %s
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// RUN: ld.lld -shared %t.o %t2.so -o %t
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// RUN: llvm-readobj -S -r %t | FileCheck --check-prefix=CHECKSHARED %s
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// RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=DISASMSHARED %s
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// RUN: ld.lld -pie %t.o %t2.so -o %t
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// RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck --check-prefix=DISASMPIE %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: 0x4011E0
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// CHECK-NEXT: Offset:
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// CHECK-NEXT: Size: 48
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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: Name: .got.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_WRITE
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// CHECK-NEXT: ]
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// CHECK-NEXT: Address: 0x403278
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// CHECK-NEXT: Offset: 0x278
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// CHECK-NEXT: Size: 20
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// CHECK-NEXT: Link: 0
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// CHECK-NEXT: Info: 0
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// CHECK-NEXT: AddressAlignment: 4
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// CHECK-NEXT: EntrySize: 0
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// First 3 slots of .got.plt are reserved.
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// &.got.plt[3] = 0x403278 + 12 = 0x403284
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// &.got.plt[4] = 0x403278 + 16 = 0x403288
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// CHECK: Relocations [
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// CHECK-NEXT: Section ({{.*}}) .rel.plt {
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// CHECK-NEXT: 0x403284 R_386_JUMP_SLOT bar 0x0
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// CHECK-NEXT: 0x403288 R_386_JUMP_SLOT zed 0x0
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// CHECK-NEXT: }
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// CHECK-NEXT: ]
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// DISASM: <local>:
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// DISASM-NEXT: 4011bc:
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// DISASM-NEXT: 4011be:
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// DISASM: <_start>:
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// DISASM-NEXT: 4011c0: jmp 0x4011f0 <bar@plt>
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// DISASM-NEXT: 4011c5: jmp 0x4011f0 <bar@plt>
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// DISASM-NEXT: 4011ca: jmp 0x401200 <zed@plt>
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// DISASM-NEXT: 4011cf: jmp 0x4011bc <local>
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// DISASM: Disassembly of section .plt:
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// DISASM-EMPTY:
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// DISASM-NEXT: <.plt>:
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/// Push .got.plt[1], then jump to .got.plt[2]
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// DISASM-NEXT: 4011e0: pushl 0x40327c
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// DISASM-NEXT: jmpl *0x403280
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// DISASM-NEXT: nop
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// DISASM-NEXT: nop
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// DISASM-NEXT: nop
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// DISASM-NEXT: nop
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// DISASM-EMPTY:
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// DISASM-NEXT: <bar@plt>:
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/// .got.plt[3] = 0x403278 + 12 = 0x403284
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// DISASM-NEXT: 4011f0: jmpl *0x403284
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// DISASM-NEXT: pushl $0x0
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// DISASM-NEXT: jmp 0x4011e0 <.plt>
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// DISASM-EMPTY:
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// DISASM-NEXT: <zed@plt>:
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/// .got.plt[4] = 0x403278 + 16 = 0x403288
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// DISASM-NEXT: 401200: jmpl *0x403288
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// DISASM-NEXT: pushl $0x8
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// DISASM-NEXT: jmp 0x4011e0 <.plt>
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// CHECKSHARED: Name: .plt
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// CHECKSHARED-NEXT: Type: SHT_PROGBITS
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// CHECKSHARED-NEXT: Flags [
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// CHECKSHARED-NEXT: SHF_ALLOC
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// CHECKSHARED-NEXT: SHF_EXECINSTR
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// CHECKSHARED-NEXT: ]
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// CHECKSHARED-NEXT: Address: 0x1200
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// CHECKSHARED-NEXT: Offset: 0x200
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// CHECKSHARED-NEXT: Size: 48
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// CHECKSHARED-NEXT: Link: 0
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// CHECKSHARED-NEXT: Info: 0
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// CHECKSHARED-NEXT: AddressAlignment: 16
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// CHECKSHARED-NEXT: EntrySize: 0
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// CHECKSHARED-NEXT: }
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// CHECKSHARED: Name: .got.plt
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// CHECKSHARED-NEXT: Type: SHT_PROGBITS
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// CHECKSHARED-NEXT: Flags [
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// CHECKSHARED-NEXT: SHF_ALLOC
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// CHECKSHARED-NEXT: SHF_WRITE
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// CHECKSHARED-NEXT: ]
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// CHECKSHARED-NEXT: Address: 0x3290
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// CHECKSHARED-NEXT: Offset: 0x290
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// CHECKSHARED-NEXT: Size: 20
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// CHECKSHARED-NEXT: Link: 0
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// CHECKSHARED-NEXT: Info: 0
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// CHECKSHARED-NEXT: AddressAlignment: 4
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// CHECKSHARED-NEXT: EntrySize: 0
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// CHECKSHARED-NEXT: }
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// 0x3000 + got.plt.reserved(12) = 0x300C
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// 0x3000 + got.plt.reserved(12) + 4 = 0x3010
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// CHECKSHARED: Relocations [
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// CHECKSHARED-NEXT: Section ({{.*}}) .rel.plt {
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// CHECKSHARED-NEXT: 0x329C R_386_JUMP_SLOT bar 0x0
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// CHECKSHARED-NEXT: 0x32A0 R_386_JUMP_SLOT zed 0x0
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// CHECKSHARED-NEXT: }
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// CHECKSHARED-NEXT: ]
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// DISASMSHARED: <local>:
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// DISASMSHARED-NEXT: 11e0:
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// DISASMSHARED-NEXT: 11e2:
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// DISASMSHARED: <_start>:
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// DISASMSHARED-NEXT: 11e4: jmp 0x1210 <bar@plt>
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// DISASMSHARED-NEXT: jmp 0x1210 <bar@plt>
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// DISASMSHARED-NEXT: jmp 0x1220 <zed@plt>
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// DISASMSHARED-NEXT: jmp 0x11e0 <local>
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// DISASMSHARED-EMPTY:
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// DISASMSHARED-NEXT: Disassembly of section .plt:
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// DISASMSHARED-EMPTY:
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// DISASMSHARED-NEXT: <.plt>:
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// DISASMSHARED-NEXT: 1200: pushl 4(%ebx)
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// DISASMSHARED-NEXT: jmpl *8(%ebx)
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// DISASMSHARED-NEXT: nop
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// DISASMSHARED-NEXT: nop
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// DISASMSHARED-NEXT: nop
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// DISASMSHARED-NEXT: nop
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// DISASMSHARED: <bar@plt>:
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// DISASMSHARED-NEXT: 1210: jmpl *12(%ebx)
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// DISASMSHARED-NEXT: pushl $0
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// DISASMSHARED-NEXT: jmp 0x1200 <.plt>
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// DISASMSHARED: <zed@plt>:
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// DISASMSHARED-NEXT: 1220: jmpl *16(%ebx)
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// DISASMSHARED-NEXT: pushl $8
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// DISASMSHARED-NEXT: jmp 0x1200 <.plt>
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// DISASMPIE: Disassembly of section .plt:
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// DISASMPIE-EMPTY:
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// DISASMPIE-NEXT: <.plt>:
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// DISASMPIE-NEXT: 11e0: pushl 4(%ebx)
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// DISASMPIE-NEXT: jmpl *8(%ebx)
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// DISASMPIE-NEXT: nop
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// DISASMPIE-NEXT: nop
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// DISASMPIE-NEXT: nop
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// DISASMPIE-NEXT: nop
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// DISASMPIE-EMPTY:
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// DISASMPIE-NEXT: <bar@plt>:
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// DISASMPIE-NEXT: 11f0: jmpl *12(%ebx)
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// DISASMPIE-NEXT: pushl $0
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// DISASMPIE-NEXT: jmp 0x11e0 <.plt>
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// DISASMPIE-EMPTY:
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// DISASMPIE-NEXT: <zed@plt>:
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// DISASMPIE-NEXT: 1200: jmpl *16(%ebx)
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// DISASMPIE-NEXT: pushl $8
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// DISASMPIE-NEXT: jmp 0x11e0 <.plt>
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local:
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.long 0
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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 local@plt
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