You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
142 lines
5.7 KiB
142 lines
5.7 KiB
## Here we document how yaml2obj handles relocation addend descriptions.
|
|
|
|
## Case 1: Check a 64-bit object.
|
|
|
|
## Case 1.1: Document we accept any hex/decimal addends in [INT64_MIN, UINT64_MAX].
|
|
|
|
## INT64_MIN == -9223372036854775808
|
|
## UINT64_MAX == 0xffffffffffffffff
|
|
|
|
## Addend == UINT64_MAX.
|
|
# RUN: yaml2obj %s -o %t64.decimal.max -DADDEND=18446744073709551615
|
|
# RUN: llvm-readobj -r %t64.decimal.max | FileCheck %s --check-prefix=TEST -DADDEND=0xFFFFFFFFFFFFFFFF
|
|
# RUN: yaml2obj %s -o %t64.hex.max -DADDEND=0xFFFFFFFFFFFFFFFF
|
|
# RUN: llvm-readobj -r %t64.hex.max | FileCheck %s --check-prefix=TEST -DADDEND=0xFFFFFFFFFFFFFFFF
|
|
|
|
## Addend == first positive integer.
|
|
# RUN: yaml2obj %s -o %t64.decimal.first.pos -DADDEND=1
|
|
# RUN: llvm-readobj -r %t64.decimal.first.pos | FileCheck %s --check-prefix=TEST -DADDEND=0x1
|
|
# RUN: yaml2obj %s -o %t64.hex.first.pos -DADDEND=0x1
|
|
# RUN: llvm-readobj -r %t64.hex.first.pos | FileCheck %s --check-prefix=TEST -DADDEND=0x1
|
|
|
|
## Addend == 0.
|
|
# RUN: yaml2obj %s -o %t64.decimal.null -DADDEND=0
|
|
# RUN: llvm-readobj -r %t64.decimal.null | FileCheck %s --check-prefix=TEST -DADDEND=0x0
|
|
# RUN: yaml2obj %s -o %t64.hex.null -DADDEND=0x0
|
|
# RUN: llvm-readobj -r %t64.hex.null | FileCheck %s --check-prefix=TEST -DADDEND=0x0
|
|
|
|
## Addend == first negative integer.
|
|
# RUN: yaml2obj %s -o %t64.decimal.first.neg -DADDEND=-1
|
|
# RUN: llvm-readobj -r %t64.decimal.first.neg | FileCheck %s --check-prefix=TEST -DADDEND=0xFFFFFFFFFFFFFFFF
|
|
## We do not accept negative hex addends.
|
|
# RUN: not yaml2obj %s -o /dev/null -DADDEND=-0x1 2>&1 | FileCheck %s --check-prefix=ERR
|
|
|
|
## Addend == INT64_MIN.
|
|
# RUN: yaml2obj %s -o %t64.decimal.min -DADDEND=-9223372036854775808
|
|
# RUN: llvm-readobj -r %t64.decimal.min | FileCheck %s --check-prefix=TEST -DADDEND=0x8000000000000000
|
|
# TEST: 0x0 R_{{.*}}_PC32 foo [[ADDEND]]
|
|
|
|
# Case 1.2: Document we do not accept any hex/decimal addends outside of the range specified.
|
|
|
|
## Addend == 2^64.
|
|
# RUN: not yaml2obj %s -o /dev/null -DADDEND=18446744073709551616 2>&1 | FileCheck %s --check-prefix=ERR
|
|
# RUN: not yaml2obj %s -o /dev/null -DADDEND=0x10000000000000000 2>&1 | FileCheck %s --check-prefix=ERR
|
|
|
|
## Addend == INT64_MIN - 1.
|
|
# RUN: not yaml2obj %s -o /dev/null -DADDEND=-9223372036854775809 2>&1 | FileCheck %s --check-prefix=ERR
|
|
|
|
# ERR: invalid number
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_REL
|
|
Machine: EM_X86_64
|
|
Sections:
|
|
- Name: .text
|
|
Type: SHT_PROGBITS
|
|
- Name: .rela.text
|
|
Type: SHT_RELA
|
|
Info: .text
|
|
Link: .symtab
|
|
Relocations:
|
|
- Type: R_X86_64_PC32
|
|
Symbol: foo
|
|
Addend: [[ADDEND]]
|
|
Symbols:
|
|
- Name: foo
|
|
|
|
## Case 2: Check a 32-bit object.
|
|
|
|
## INT32_MIN == -2147483648
|
|
## UINT32_MAX == 0xffffffff
|
|
|
|
## Case 2.1: Document we accept any hex/decimal addends in [INT32_MIN, UINT32_MAX].
|
|
|
|
## Addend == UINT32_MAX.
|
|
# RUN: yaml2obj --docnum=2 %s -o %t32.decimal.max -DADDEND=4294967295
|
|
# RUN: llvm-readobj -r %t32.decimal.max | FileCheck %s --check-prefix=TEST -DADDEND=0xFFFFFFFF
|
|
# RUN: yaml2obj --docnum=2 %s -o %t32.hex.max -DADDEND=0xFFFFFFFF
|
|
# RUN: llvm-readobj -r %t32.hex.max | FileCheck %s --check-prefix=TEST -DADDEND=0xFFFFFFFF
|
|
|
|
## Addend == first positive integer.
|
|
# RUN: yaml2obj --docnum=2 %s -o %t32.decimal.first.pos -DADDEND=1
|
|
# RUN: llvm-readobj -r %t32.decimal.first.pos | FileCheck %s --check-prefix=TEST -DADDEND=0x1
|
|
# RUN: yaml2obj --docnum=2 %s -o %t32.hex.first.pos -DADDEND=0x1
|
|
# RUN: llvm-readobj -r %t32.hex.first.pos | FileCheck %s --check-prefix=TEST -DADDEND=0x1
|
|
|
|
## Addend == 0.
|
|
# RUN: yaml2obj --docnum=2 %s -o %t32.decimal.null -DADDEND=0
|
|
# RUN: llvm-readobj -r %t32.decimal.null | FileCheck %s --check-prefix=TEST -DADDEND=0x0
|
|
# RUN: yaml2obj --docnum=2 %s -o %t32.hex.null -DADDEND=0x0
|
|
# RUN: llvm-readobj -r %t32.hex.null | FileCheck %s --check-prefix=TEST -DADDEND=0x0
|
|
|
|
## Addend == first negative integer.
|
|
# RUN: yaml2obj --docnum=2 %s -o %t32.decimal.first.neg -DADDEND=-1
|
|
# RUN: llvm-readobj -r %t32.decimal.first.neg | FileCheck %s --check-prefix=TEST -DADDEND=0xFFFFFFFF
|
|
## We do not accept negative hex addends.
|
|
# RUN: not yaml2obj --docnum=2 %s -o /dev/null -DADDEND=-0x1 2>&1 | FileCheck %s --check-prefix=ERR
|
|
|
|
## Addend == INT32_MIN
|
|
# RUN: yaml2obj --docnum=2 %s -o %t32.decimal.min -DADDEND=-2147483648
|
|
# RUN: llvm-readobj -r %t32.decimal.min | FileCheck %s --check-prefix=TEST -DADDEND=0x80000000
|
|
|
|
# Case 2.2: Document we do not accept any hex/decimal addends outside of the range specified.
|
|
|
|
## Addend == 2^32.
|
|
# RUN: not yaml2obj --docnum=2 %s -o /dev/null -DADDEND=4294967296 2>&1 | FileCheck %s --check-prefix=ERR
|
|
# RUN: not yaml2obj --docnum=2 %s -o /dev/null -DADDEND=0x100000000 2>&1 | FileCheck %s --check-prefix=ERR
|
|
|
|
## Addend == INT32_MIN - 1.
|
|
# RUN: not yaml2obj --docnum=2 %s -o /dev/null -DADDEND=-2147483649 2>&1 | FileCheck %s --check-prefix=ERR
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS32
|
|
Data: ELFDATA2LSB
|
|
Type: ET_REL
|
|
Machine: EM_386
|
|
Sections:
|
|
- Name: .text
|
|
Type: SHT_PROGBITS
|
|
- Name: .rela.text
|
|
Type: SHT_RELA
|
|
Info: .text
|
|
Link: .symtab
|
|
Relocations:
|
|
- Type: R_386_PC32
|
|
Symbol: foo
|
|
Addend: [[ADDEND]]
|
|
Symbols:
|
|
- Name: foo
|
|
|
|
## Case 3: Check we do not allow invalid values.
|
|
# RUN: not yaml2obj %s -D ADDEND=0x1122GGEE 2>&1 | FileCheck %s --check-prefix=ERR
|
|
# RUN: not yaml2obj %s -D ADDEND=-0x1122GGEE 2>&1 | FileCheck %s --check-prefix=ERR
|
|
# RUN: not yaml2obj %s -D ADDEND=1234G5 2>&1 | FileCheck %s --check-prefix=ERR
|
|
# RUN: not yaml2obj %s -D ADDEND=-1234G5 2>&1 | FileCheck %s --check-prefix=ERR
|
|
# RUN: not yaml2obj %s -D ADDEND=foo 2>&1 | FileCheck %s --check-prefix=ERR
|
|
# RUN: not yaml2obj %s -D ADDEND=- 2>&1 | FileCheck %s --check-prefix=ERR
|
|
# RUN: not yaml2obj %s -D ADDEND=--1234 2>&1 | FileCheck %s --check-prefix=ERR
|