a821fee312
Follow-up to #98115. For EhInputSection, RelocationScanner::scan calls sortRels, which doesn't support the CREL iterator. We should set supportsCrel to false to ensure that the initial_location fields in .eh_frame FDEs are relocated.
99 lines
3.8 KiB
ArmAsm
99 lines
3.8 KiB
ArmAsm
# REQUIRES: x86
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# RUN: rm -rf %t && split-file %s %t && cd %t
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# RUN: llvm-mc -filetype=obj -triple=x86_64 -crel a.s -o a.o
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# RUN: llvm-mc -filetype=obj -triple=x86_64 -crel b.s -o b.o
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# RUN: ld.lld -pie a.o b.o -o out
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# RUN: llvm-objdump -d out | FileCheck %s
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# RUN: llvm-readelf -Srs out | FileCheck %s --check-prefix=RELOC
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# RUN: llvm-dwarfdump --eh-frame out | FileCheck %s --check-prefix=UNWIND
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# CHECK: <_start>:
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# CHECK-NEXT: callq {{.*}} <foo>
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# CHECK-NEXT: callq {{.*}} <foo>
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# CHECK-EMPTY:
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# CHECK-NEXT: <foo>:
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# CHECK-NEXT: leaq {{.*}} # 0x27c
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# CHECK-NEXT: leaq {{.*}} # 0x278
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# RELOC: .data PROGBITS {{0*}}[[#%x,DATA:]]
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# RELOC: {{0*}}[[#DATA+8]] 0000000000000008 R_X86_64_RELATIVE [[#%x,DATA+0x8000000000000000]]
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# RELOC: 00000000000012f4 0 NOTYPE GLOBAL DEFAULT [[#]] _start
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# RELOC-NEXT: 00000000000012fe 0 NOTYPE GLOBAL DEFAULT [[#]] foo
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## initial_location fields in FDEs are correctly relocated.
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# UNWIND: 00000018 00000010 0000001c FDE cie=00000000 pc=000012f4...000012fe
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# UNWIND: 0000002c 00000010 00000030 FDE cie=00000000 pc=000012fe...0000130c
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# RUN: ld.lld -pie --emit-relocs a.o b.o -o out1
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# RUN: llvm-objdump -dr out1 | FileCheck %s --check-prefix=CHECKE
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# RUN: llvm-readelf -Sr out1 | FileCheck %s --check-prefix=RELOCE
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# CHECKE: <_start>:
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# CHECKE-NEXT: callq {{.*}} <foo>
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# CHECKE-NEXT: R_X86_64_PLT32 foo-0x4
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# CHECKE-NEXT: callq {{.*}} <foo>
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# CHECKE-NEXT: R_X86_64_PLT32 .text+0x6
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# CHECKE-EMPTY:
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# CHECKE-NEXT: <foo>:
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# CHECKE-NEXT: leaq {{.*}}
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# CHECKE-NEXT: R_X86_64_PC32 .L.str-0x4
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# CHECKE-NEXT: leaq {{.*}}
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# CHECKE-NEXT: R_X86_64_PC32 .L.str1-0x4
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# RELOCE: .rodata PROGBITS {{0*}}[[#%x,RO:]]
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# RELOCE: .eh_frame PROGBITS {{0*}}[[#%x,EHFRAME:]]
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# RELOCE: .data PROGBITS {{0*}}[[#%x,DATA:]]
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# RELOCE: Relocation section '.crel.data' at offset {{.*}} contains 2 entries:
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# RELOCE-NEXT: Offset Info Type Symbol's Value Symbol's Name + Addend
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# RELOCE-NEXT: {{0*}}[[#DATA+8]] {{.*}} R_X86_64_64 {{.*}} .data - 8000000000000000
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# RELOCE-NEXT: {{0*}}[[#DATA+24]]{{.*}} R_X86_64_64 {{.*}} .data - 1
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# RELOCE: Relocation section '.crel.eh_frame' at offset {{.*}} contains 2 entries:
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# RELOCE-NEXT: Offset Info Type Symbol's Value Symbol's Name + Addend
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# RELOCE-NEXT: {{0*}}[[#EHFRAME+32]] {{.*}} R_X86_64_PC32 {{.*}} .text + 0
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# RELOCE-NEXT: {{0*}}[[#EHFRAME+52]] {{.*}} R_X86_64_PC32 {{.*}} .text + a
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# RELOCE: Relocation section '.crel.rodata' at offset {{.*}} contains 4 entries:
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# RELOCE-NEXT: Offset Info Type Symbol's Value Symbol's Name + Addend
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# RELOCE-NEXT: {{0*}}[[#RO+8]] {{.*}} R_X86_64_PC32 {{.*}} foo + 0
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# RELOCE-NEXT: {{0*}}[[#RO+23]] {{.*}} R_X86_64_PC32 {{.*}} foo + 3f
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# RELOCE-NEXT: {{0*}}[[#RO+39]] {{.*}} R_X86_64_PC64 {{.*}} foo + 7f
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# RELOCE-NEXT: {{0*}}[[#RO+47]] {{.*}} R_X86_64_PC32 {{.*}} _start - 1f81
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#--- a.s
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.global _start, foo
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_start:
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.cfi_startproc # Test .eh_frame
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call foo
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call .text.foo
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.cfi_endproc
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.section .text.foo,"ax"
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foo:
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.cfi_startproc
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leaq .L.str(%rip), %rsi
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leaq .L.str1(%rip), %rsi
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.cfi_endproc
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.section .rodata.str1.1,"aMS",@progbits,1
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.L.str:
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.asciz "abc"
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.L.str1:
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.asciz "def"
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.data
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.quad 0
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.quad .data - 0x8000000000000000
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.quad 0
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.quad .data - 1
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#--- b.s
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.section .rodata,"a"
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.long foo - .
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.space 15-4
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.long foo - . + 63 # offset+=15
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.space 16-4
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.quad foo - . + 127 # offset+=16
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.long _start - . - 8065
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