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TheRock/compiler/amd-llvm/llvm/test/tools/llvm-readobj/ELF/reloc-addends.test
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Flatten subprojects into a single base monorepo
2026-09-02 16:34:47 -07:00

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## Check how llvm-readobj and llvm-readelf tools dump addends of relocations.
# RUN: yaml2obj --docnum=1 -DENCODE=LSB -DTYPE=SHT_RELA %s -o %t.le64.rela
# RUN: llvm-readobj -r %t.le64.rela | FileCheck %s --check-prefix=LLVM-RELA64
# RUN: llvm-readelf -r %t.le64.rela | FileCheck %s --check-prefix=GNU-RELA64
# LLVM-RELA64: R_X86_64_NONE - 0x0{{$}}
# LLVM-RELA64-NEXT: R_X86_64_NONE - 0x1{{$}}
# LLVM-RELA64-NEXT: R_X86_64_NONE - 0xFFFFFFFFFFFFFFFF{{$}}
# LLVM-RELA64-NEXT: R_X86_64_NONE - 0x7FFFFFFFFFFFFFFF{{$}}
# LLVM-RELA64-NEXT: R_X86_64_NONE - 0x8000000000000000{{$}}
# LLVM-RELA64-NEXT: R_X86_64_NONE - 0xFFFFFFFFFFFFCFC7{{$}}
# LLVM-RELA64-NEXT: R_X86_64_NONE - 0x12345{{$}}
## FIXME: GNU readelf prints addends differently.
## See https://bugs.llvm.org/show_bug.cgi?id=45235.
# GNU-RELA64: Type Symbol's Value Symbol's Name + Addend
# GNU-RELA64-NEXT: R_X86_64_NONE 0{{$}}
# GNU-RELA64-NEXT: R_X86_64_NONE 1{{$}}
# GNU-RELA64-NEXT: R_X86_64_NONE ffffffffffffffff{{$}}
# GNU-RELA64-NEXT: R_X86_64_NONE 7fffffffffffffff{{$}}
# GNU-RELA64-NEXT: R_X86_64_NONE 8000000000000000{{$}}
# GNU-RELA64-NEXT: R_X86_64_NONE ffffffffffffcfc7{{$}}
# GNU-RELA64-NEXT: R_X86_64_NONE 12345{{$}}
# RUN: yaml2obj --docnum=1 -DENCODE=MSB -DTYPE=SHT_RELA %s -o %t.be64.rela
# RUN: llvm-readobj -r %t.be64.rela | FileCheck %s --check-prefix=LLVM-RELA64
# RUN: llvm-readelf -r %t.be64.rela | FileCheck %s --check-prefix=GNU-RELA64
# RUN: yaml2obj --docnum=1 -DENCODE=LSB -DTYPE=SHT_REL %s -o %t.le64.rel
# RUN: llvm-readobj -r %t.le64.rel | FileCheck %s --check-prefix=LLVM-REL64
# RUN: llvm-readelf -r %t.le64.rel | FileCheck %s --check-prefix=GNU-REL64
# LLVM-REL64-COUNT-7: R_X86_64_NONE -{{$}}
# LLVM-REL64-NOT: R_
# GNU-REL64: Type Symbol's Value Symbol's Name{{$}}
# GNU-REL64-COUNT-7: R_X86_64_NONE {{$}}
# GNU-REL64-NOT: R_
# RUN: yaml2obj --docnum=1 -DENCODE=MSB -DTYPE=SHT_REL %s -o %t.be64.rel
# RUN: llvm-readobj -r %t.be64.rel | FileCheck %s --check-prefix=LLVM-REL64
# RUN: llvm-readelf -r %t.be64.rel | FileCheck %s --check-prefix=GNU-REL64
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2[[ENCODE]]
Type: ET_EXEC
Machine: EM_X86_64
Sections:
- Name: .foo
Type: [[TYPE]]
Relocations:
## Addend == 0.
- Addend: 0x0
Type: R_X86_64_NONE
## Addend == first positive int64/uint64 == 1.
- Addend: 0x1
Type: R_X86_64_NONE
## Addend == first negative int64 == -1.
- Addend: 0xffffffffffffffff
Type: R_X86_64_NONE
## Addend == max possible int64 == 0x7FFFFFFFFFFFFFFF.
- Addend: 0x7FFFFFFFFFFFFFFF
Type: R_X86_64_NONE
## Addend == min possible int64 == 0x8000000000000000.
- Addend: 0x8000000000000000
Type: R_X86_64_NONE
## Addend == an arbitrary negative number.
- Addend: 0xFFFFFFFFFFFFCFC7 ## -12345
Type: R_X86_64_NONE
## Addend == an arbitrary positive number.
- Addend: 0x12345
Type: R_X86_64_NONE
## Starting from here we check ELFCLASS32 objects.
# RUN: yaml2obj --docnum=2 -DENCODE=LSB -DTYPE=SHT_RELA %s -o %t.le32.rela
# RUN: llvm-readobj -r %t.le32.rela | FileCheck %s --check-prefix=LLVM-RELA32
# RUN: llvm-readelf -r %t.le32.rela | FileCheck %s --check-prefix=GNU-RELA32
# LLVM-RELA32: R_386_NONE - 0x0{{$}}
# LLVM-RELA32-NEXT: R_386_NONE - 0x1{{$}}
# LLVM-RELA32-NEXT: R_386_NONE - 0xFFFFFFFF{{$}}
# LLVM-RELA32-NEXT: R_386_NONE - 0x7FFFFFFF{{$}}
# LLVM-RELA32-NEXT: R_386_NONE - 0x80000000{{$}}
# LLVM-RELA32-NEXT: R_386_NONE - 0xFFFFCFC7{{$}}
## FIXME: GNU readelf prints addends differently.
## See https://bugs.llvm.org/show_bug.cgi?id=45235.
# GNU-RELA32: Type Sym. Value Symbol's Name + Addend
# GNU-RELA32-NEXT: R_386_NONE 0{{$}}
# GNU-RELA32-NEXT: R_386_NONE 1{{$}}
# GNU-RELA32-NEXT: R_386_NONE ffffffffffffffff{{$}}
# GNU-RELA32-NEXT: R_386_NONE 7fffffff{{$}}
# GNU-RELA32-NEXT: R_386_NONE ffffffff80000000{{$}}
# GNU-RELA32-NEXT: R_386_NONE ffffffffffffcfc7{{$}}
# RUN: yaml2obj --docnum=2 -DENCODE=MSB -DTYPE=SHT_RELA %s -o %t.be32.rela
# RUN: llvm-readobj -r %t.be32.rela | FileCheck %s --check-prefix=LLVM-RELA32
# RUN: llvm-readelf -r %t.be32.rela | FileCheck %s --check-prefix=GNU-RELA32
# RUN: yaml2obj --docnum=2 -DENCODE=LSB -DTYPE=SHT_REL %s -o %t.le32.rel
# RUN: llvm-readobj -r %t.le32.rel | FileCheck %s --check-prefix=LLVM-REL32
# RUN: llvm-readelf -r %t.le32.rel | FileCheck %s --check-prefix=GNU-REL32
# LLVM-REL32-COUNT-7: R_386_NONE -{{$}}
# LLVM-REL32-NOT: R_
# GNU-REL32: Type
# GNU-REL32-COUNT-7: R_386_NONE {{$}}
# GNU-REL32-NOT: R_
# RUN: yaml2obj --docnum=2 -DENCODE=MSB -DTYPE=SHT_REL %s -o %t.be32.rel
# RUN: llvm-readobj -r %t.be32.rel | FileCheck %s --check-prefix=LLVM-REL32
# RUN: llvm-readelf -r %t.be32.rel | FileCheck %s --check-prefix=GNU-REL32
--- !ELF
FileHeader:
Class: ELFCLASS32
Data: ELFDATA2[[ENCODE]]
Type: ET_EXEC
Machine: EM_386
Sections:
- Name: .foo
Type: [[TYPE]]
Relocations:
## Addend == 0.
- Addend: 0x0
Type: R_386_NONE
## Addend == first positive int32/uint32 == 1.
- Addend: 0x1
Type: R_386_NONE
## Addend == first negative int32 == -1.
- Addend: 0xffffffff
Type: R_386_NONE
## Addend == max possible int32 == 0x7FFFFFFF.
- Addend: 0x7FFFFFFF
Type: R_386_NONE
## Addend == min possible int32 == 0x80000000.
- Addend: 0x80000000
Type: R_386_NONE
## Addend == an arbitrary negative number.
- Addend: 0xFFFFCFC7 ## -12345
Type: R_386_NONE
## Addend == an arbitrary positive number.
- Addend: 0x12345
Type: R_386_NONE
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