forked from OSchip/llvm-project
100 lines
2.6 KiB
ArmAsm
100 lines
2.6 KiB
ArmAsm
// REQUIRES: x86
|
|
// RUN: llvm-mc -filetype=obj -triple=i686 %s -o %t.o
|
|
// RUN: llvm-mc -filetype=obj -triple=i686 %p/Inputs/shared.s -o %t2.o
|
|
// RUN: ld.lld -shared %t2.o -soname=t2.so -o %t2.so
|
|
// RUN: ld.lld --hash-style=sysv %t.o %t2.so -o %t
|
|
// RUN: llvm-readobj -S %t | FileCheck --check-prefix=ADDR %s
|
|
// RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s
|
|
|
|
.global _start
|
|
_start:
|
|
|
|
.section .R_386_32,"ax",@progbits
|
|
.global R_386_32
|
|
R_386_32:
|
|
movl $R_386_32 + 1, %edx
|
|
|
|
|
|
.section .R_386_PC32,"ax",@progbits,unique,1
|
|
.global R_386_PC32
|
|
R_386_PC32:
|
|
call R_386_PC32_2
|
|
|
|
.section .R_386_PC32,"ax",@progbits,unique,2
|
|
.zero 4
|
|
R_386_PC32_2:
|
|
nop
|
|
|
|
// CHECK: Disassembly of section .R_386_32:
|
|
// CHECK-EMPTY:
|
|
// CHECK-NEXT: R_386_32:
|
|
// CHECK-NEXT: movl $4198829, %edx
|
|
|
|
// CHECK: Disassembly of section .R_386_PC32:
|
|
// CHECK-EMPTY:
|
|
// CHECK-NEXT: R_386_PC32:
|
|
// CHECK-NEXT: calll 4
|
|
|
|
// CHECK: R_386_PC32_2:
|
|
// CHECK-NEXT: nop
|
|
|
|
// Create a .got
|
|
movl bar@GOT, %eax
|
|
|
|
// ADDR: Name: .plt
|
|
// ADDR-NEXT: Type: SHT_PROGBITS
|
|
// ADDR-NEXT: Flags [
|
|
// ADDR-NEXT: SHF_ALLOC
|
|
// ADDR-NEXT: SHF_EXECINSTR
|
|
// ADDR-NEXT: ]
|
|
// ADDR-NEXT: Address: 0x4011E0
|
|
// ADDR-NEXT: Offset: 0x1E0
|
|
// ADDR-NEXT: Size: 32
|
|
|
|
// ADDR: Name: .got.plt (
|
|
// ADDR-NEXT: Type: SHT_PROGBITS
|
|
// ADDR-NEXT: Flags [
|
|
// ADDR-NEXT: SHF_ALLOC
|
|
// ADDR-NEXT: SHF_WRITE
|
|
// ADDR-NEXT: ]
|
|
// ADDR-NEXT: Address: 0x403280
|
|
// ADDR-NEXT: Offset:
|
|
// ADDR-NEXT: Size:
|
|
|
|
.section .R_386_GOTPC,"ax",@progbits
|
|
R_386_GOTPC:
|
|
movl $_GLOBAL_OFFSET_TABLE_, %eax
|
|
|
|
// .got.plt - 0x4011c0 = 0x403280 - 0x4011c0 = 8384
|
|
// CHECK: Disassembly of section .R_386_GOTPC:
|
|
// CHECK-EMPTY:
|
|
// CHECK-NEXT: R_386_GOTPC:
|
|
// CHECK-NEXT: 4011c0: movl $8384, %eax
|
|
|
|
.section .dynamic_reloc, "ax",@progbits
|
|
call bar
|
|
// .plt + 16 - (0x4011c5 + 5) = 0x4011e0 + 16 - 0x4011ca = 38
|
|
// CHECK: Disassembly of section .dynamic_reloc:
|
|
// CHECK-EMPTY:
|
|
// CHECK-NEXT: .dynamic_reloc:
|
|
// CHECK-NEXT: 4011c5: calll 38 <bar@plt>
|
|
|
|
.section .R_386_GOT32,"ax",@progbits
|
|
.global R_386_GOT32
|
|
R_386_GOT32:
|
|
movl bar@GOT, %eax
|
|
movl zed@GOT, %eax
|
|
movl bar+8@GOT, %eax
|
|
movl zed+4@GOT, %eax
|
|
|
|
// &.got[0] - .got.plt = 0x402278 - 0x403280 = 4294963192
|
|
// &.got[1] - .got.plt = 0x402278 + 4 - 0x403280 = 4294963196
|
|
// &.got[2] - .got.plt = 0x402278 + 8 - 0x403280 = 4294963200
|
|
// CHECK: Disassembly of section .R_386_GOT32:
|
|
// CHECK-EMPTY:
|
|
// CHECK-NEXT: R_386_GOT32:
|
|
// CHECK-NEXT: 4011ca: movl 4294963192, %eax
|
|
// CHECK-NEXT: movl 4294963196, %eax
|
|
// CHECK-NEXT: movl 4294963200, %eax
|
|
// CHECK-NEXT: movl 4294963200, %eax
|