forked from OSchip/llvm-project
100 lines
2.6 KiB
ArmAsm
100 lines
2.6 KiB
ArmAsm
// REQUIRES: x86
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// RUN: llvm-mc -filetype=obj -triple=i686 %s -o %t.o
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// RUN: llvm-mc -filetype=obj -triple=i686 %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 --hash-style=sysv %t.o %t2.so -o %t
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// RUN: llvm-readobj -S %t | FileCheck --check-prefix=ADDR %s
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// RUN: llvm-objdump -d --no-show-raw-insn %t | FileCheck %s
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.global _start
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_start:
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.section .R_386_32,"ax",@progbits
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.global R_386_32
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R_386_32:
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movl $R_386_32 + 1, %edx
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.section .R_386_PC32,"ax",@progbits,unique,1
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.global R_386_PC32
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R_386_PC32:
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call R_386_PC32_2
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.section .R_386_PC32,"ax",@progbits,unique,2
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.zero 4
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R_386_PC32_2:
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nop
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// CHECK: Disassembly of section .R_386_32:
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// CHECK-EMPTY:
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// CHECK-NEXT: <R_386_32>:
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// CHECK-NEXT: movl $4198829, %edx
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// CHECK: Disassembly of section .R_386_PC32:
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// CHECK-EMPTY:
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// CHECK-NEXT: <R_386_PC32>:
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// CHECK-NEXT: calll 0x4011ba
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// CHECK: <R_386_PC32_2>:
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// CHECK-NEXT: nop
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// Create a .got
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movl bar@GOT, %eax
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// ADDR: Name: .plt
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// ADDR-NEXT: Type: SHT_PROGBITS
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// ADDR-NEXT: Flags [
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// ADDR-NEXT: SHF_ALLOC
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// ADDR-NEXT: SHF_EXECINSTR
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// ADDR-NEXT: ]
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// ADDR-NEXT: Address: 0x4011E0
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// ADDR-NEXT: Offset: 0x1E0
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// ADDR-NEXT: Size: 32
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// ADDR: Name: .got.plt (
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// ADDR-NEXT: Type: SHT_PROGBITS
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// ADDR-NEXT: Flags [
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// ADDR-NEXT: SHF_ALLOC
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// ADDR-NEXT: SHF_WRITE
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// ADDR-NEXT: ]
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// ADDR-NEXT: Address: 0x403280
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// ADDR-NEXT: Offset:
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// ADDR-NEXT: Size:
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.section .R_386_GOTPC,"ax",@progbits
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R_386_GOTPC:
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movl $_GLOBAL_OFFSET_TABLE_, %eax
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// .got.plt - 0x4011c0 = 0x403280 - 0x4011c0 = 8384
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// CHECK: Disassembly of section .R_386_GOTPC:
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// CHECK-EMPTY:
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// CHECK-NEXT: <R_386_GOTPC>:
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// CHECK-NEXT: 4011c0: movl $8384, %eax
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.section .dynamic_reloc, "ax",@progbits
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call bar
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// .plt + 16 - (0x4011c5 + 5) = 0x4011e0 + 16 - 0x4011ca = 38
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// CHECK: Disassembly of section .dynamic_reloc:
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// CHECK-EMPTY:
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// CHECK-NEXT: <.dynamic_reloc>:
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// CHECK-NEXT: 4011c5: calll 0x4011f0 <bar@plt>
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.section .R_386_GOT32,"ax",@progbits
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.global R_386_GOT32
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R_386_GOT32:
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movl bar@GOT, %eax
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movl zed@GOT, %eax
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movl bar+8@GOT, %eax
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movl zed+4@GOT, %eax
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// &.got[0] - .got.plt = 0x402278 - 0x403280 = 4294963192
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// &.got[1] - .got.plt = 0x402278 + 4 - 0x403280 = 4294963196
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// &.got[2] - .got.plt = 0x402278 + 8 - 0x403280 = 4294963200
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// CHECK: Disassembly of section .R_386_GOT32:
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// CHECK-EMPTY:
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// CHECK-NEXT: <R_386_GOT32>:
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// CHECK-NEXT: 4011ca: movl 4294963192, %eax
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// CHECK-NEXT: movl 4294963196, %eax
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// CHECK-NEXT: movl 4294963200, %eax
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// CHECK-NEXT: movl 4294963200, %eax
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