d46753e421
Its PR34712, GNU linkers recently changed default values to "both" of "sysv". Patch do the same for all targets except MIPS, where .gnu.hash section is not yet supported. Code suggested by Rui Ueyama. Differential revision: https://reviews.llvm.org/D38407 llvm-svn: 315051
143 lines
3.6 KiB
ArmAsm
143 lines
3.6 KiB
ArmAsm
// RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %s -o %t
|
|
// RUN: llvm-mc -filetype=obj -triple=x86_64-pc-linux %p/Inputs/shared.s -o %t2
|
|
// RUN: ld.lld %t2 -o %t2.so -shared
|
|
// RUN: ld.lld --hash-style=sysv %t %t2.so -o %t3
|
|
// RUN: llvm-readobj -s %t3 | FileCheck --check-prefix=SEC %s
|
|
// RUN: llvm-objdump -s -d %t3 | FileCheck %s
|
|
// REQUIRES: x86
|
|
|
|
// SEC: Name: .plt
|
|
// SEC-NEXT: Type: SHT_PROGBITS
|
|
// SEC-NEXT: Flags [
|
|
// SEC-NEXT: SHF_ALLOC
|
|
// SEC-NEXT: SHF_EXECINSTR
|
|
// SEC-NEXT: ]
|
|
// SEC-NEXT: Address: 0x201030
|
|
// SEC-NEXT: Offset: 0x1030
|
|
// SEC-NEXT: Size: 48
|
|
|
|
// SEC: Name: .got.plt
|
|
// SEC-NEXT: Type: SHT_PROGBITS
|
|
// SEC-NEXT: Flags [
|
|
// SEC-NEXT: SHF_ALLOC
|
|
// SEC-NEXT: SHF_WRITE
|
|
// SEC-NEXT: ]
|
|
// SEC-NEXT: Address: 0x202000
|
|
// SEC-NEXT: Offset: 0x2000
|
|
// SEC-NEXT: Size: 40
|
|
// SEC-NEXT: Link: 0
|
|
// SEC-NEXT: Info: 0
|
|
// SEC-NEXT: AddressAlignment: 8
|
|
// SEC-NEXT: EntrySize: 0
|
|
// SEC-NEXT: }
|
|
|
|
// SEC: Name: .got
|
|
// SEC-NEXT: Type: SHT_PROGBITS
|
|
// SEC-NEXT: Flags [
|
|
// SEC-NEXT: SHF_ALLOC
|
|
// SEC-NEXT: SHF_WRITE
|
|
// SEC-NEXT: ]
|
|
// SEC-NEXT: Address: 0x2030F0
|
|
// SEC-NEXT: Offset:
|
|
// SEC-NEXT: Size: 8
|
|
// SEC-NEXT: Link: 0
|
|
// SEC-NEXT: Info: 0
|
|
// SEC-NEXT: AddressAlignment: 8
|
|
// SEC-NEXT: EntrySize: 0
|
|
// SEC-NEXT: }
|
|
|
|
.section .text,"ax",@progbits,unique,1
|
|
.global _start
|
|
_start:
|
|
call lulz
|
|
|
|
.section .text,"ax",@progbits,unique,2
|
|
.zero 4
|
|
.global lulz
|
|
lulz:
|
|
nop
|
|
|
|
// CHECK: Disassembly of section .text:
|
|
// CHECK-NEXT: _start:
|
|
// CHECK-NEXT: 201000: e8 04 00 00 00 callq 4
|
|
// CHECK-NEXT: 201005:
|
|
|
|
// CHECK: lulz:
|
|
// CHECK-NEXT: 201009: 90 nop
|
|
|
|
|
|
.section .text2,"ax",@progbits
|
|
.global R_X86_64_32
|
|
R_X86_64_32:
|
|
movl $R_X86_64_32, %edx
|
|
|
|
// FIXME: this would be far more self evident if llvm-objdump printed
|
|
// constants in hex.
|
|
// CHECK: Disassembly of section .text2:
|
|
// CHECK-NEXT: R_X86_64_32:
|
|
// CHECK-NEXT: 20100a: {{.*}} movl $2101258, %edx
|
|
|
|
.section .R_X86_64_32S,"ax",@progbits
|
|
.global R_X86_64_32S
|
|
R_X86_64_32S:
|
|
movq lulz - 0x100000, %rdx
|
|
|
|
// CHECK: Disassembly of section .R_X86_64_32S:
|
|
// CHECK-NEXT: R_X86_64_32S:
|
|
// CHECK-NEXT: {{.*}}: {{.*}} movq 1052681, %rdx
|
|
|
|
.section .R_X86_64_PC32,"ax",@progbits
|
|
.global R_X86_64_PC32
|
|
R_X86_64_PC32:
|
|
call bar
|
|
movl $bar, %eax
|
|
//16 is a size of PLT[0]
|
|
// 0x201030 + 16 - (0x201017 + 5) = 20
|
|
// CHECK: Disassembly of section .R_X86_64_PC32:
|
|
// CHECK-NEXT: R_X86_64_PC32:
|
|
// CHECK-NEXT: 201017: {{.*}} callq 36
|
|
// CHECK-NEXT: 20101c: {{.*}} movl $2101312, %eax
|
|
|
|
.section .R_X86_64_32S_2,"ax",@progbits
|
|
.global R_X86_64_32S_2
|
|
R_X86_64_32S_2:
|
|
mov bar2, %eax
|
|
// plt is at 0x201030. The second plt entry is at 0x201050 == 69712
|
|
// CHECK: Disassembly of section .R_X86_64_32S_2:
|
|
// CHECK-NEXT: R_X86_64_32S_2:
|
|
// CHECK-NEXT: 201021: {{.*}} movl 2101328, %eax
|
|
|
|
.section .R_X86_64_64,"a",@progbits
|
|
.global R_X86_64_64
|
|
R_X86_64_64:
|
|
.quad R_X86_64_64
|
|
|
|
// CHECK: Contents of section .R_X86_64_64:
|
|
// CHECK-NEXT: 2001c8 c8012000 00000000
|
|
|
|
.section .R_X86_64_GOTPCREL,"a",@progbits
|
|
.global R_X86_64_GOTPCREL
|
|
R_X86_64_GOTPCREL:
|
|
.long zed@gotpcrel
|
|
|
|
// 0x2020F8 - 0x2001D8 = 7952
|
|
// 7952 = 0x101f0000 in little endian
|
|
// CHECK: Contents of section .R_X86_64_GOTPCREL
|
|
// CHECK-NEXT: 2001d0 202f0000
|
|
|
|
.section .R_X86_64_GOT32,"a",@progbits
|
|
.global R_X86_64_GOT32
|
|
R_X86_64_GOT32:
|
|
.long zed@got
|
|
|
|
// CHECK: Contents of section .R_X86_64_GOT32:
|
|
// CHECK-NEXT: f8ffffff
|
|
|
|
|
|
// CHECK: Contents of section .R_X86_64_GOT64:
|
|
// CHECK-NEXT: f8ffffff ffffffff
|
|
.section .R_X86_64_GOT64,"a",@progbits
|
|
.global R_X86_64_GOT64
|
|
R_X86_64_GOT64:
|
|
.quad zed@got
|