forked from OSchip/llvm-project
95 lines
2.5 KiB
ArmAsm
95 lines
2.5 KiB
ArmAsm
// RUN: llvm-mc -filetype=obj -triple=i686-pc-linux %s -o %t
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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 -o %t2.so
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// RUN: ld.lld %t %t2.so -o %t2
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// RUN: llvm-readobj -s %t2 | FileCheck --check-prefix=ADDR %s
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// RUN: llvm-objdump -d %t2 | FileCheck %s
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// REQUIRES: x86
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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-NEXT: R_386_32:
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// CHECK-NEXT: 11000: {{.*}} movl $69633, %edx
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// CHECK: Disassembly of section .R_386_PC32:
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// CHECK-NEXT: R_386_PC32:
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// CHECK-NEXT: 11005: e8 04 00 00 00 calll 4
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// CHECK: R_386_PC32_2:
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// CHECK-NEXT: 1100e: 90 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: 0x11040
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// ADDR-NEXT: Offset: 0x1040
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// ADDR-NEXT: Size: 32
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// ADDR: Name: .got
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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: 0x12078
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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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// 0x12050 - 0x11014 = 4156
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// CHECK: Disassembly of section .R_386_GOTPC:
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// CHECK-NEXT: R_386_GOTPC:
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// CHECK-NEXT: 11014: {{.*}} movl $4196, %eax
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.section .dynamic_reloc, "ax",@progbits
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call bar
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// addr(.plt) + 16 - (0x11019 + 5) = 50
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// CHECK: Disassembly of section .dynamic_reloc:
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// CHECK-NEXT: .dynamic_reloc:
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// CHECK-NEXT: 11019: e8 32 00 00 00 calll 50
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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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// 4294967288 = 0xFFFFFFF8 = got[0](0x12070) - .got(0x12070) - sizeof(.got)(8)
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// 4294967292 = 0xFFFFFFFC = got[1](0x12074) - .got(0x12070) - sizeof(.got)(8)
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// 0xFFFFFFF8 + 8 = 0
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// 0xFFFFFFFC + 4 = 0
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// CHECK: Disassembly of section .R_386_GOT32:
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// CHECK-NEXT: R_386_GOT32:
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// CHECK-NEXT: 1101e: a1 f8 ff ff ff movl 4294967288, %eax
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// CHECK-NEXT: 11023: a1 fc ff ff ff movl 4294967292, %eax
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// CHECK-NEXT: 11028: a1 00 00 00 00 movl 0, %eax
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// CHECK-NEXT: 1102d: a1 00 00 00 00 movl 0, %eax
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