llvm/test/Object/yaml2obj-elf-alignment.yaml
Simon Atanasyan 080d7a819f [yaml2obj] Align section content using AddressAlign field's value
Use AddressAlign field's value to properly align sections content in the
yaml2obj tool. Before this change the yaml2obj ignored AddressAlign and
always aligned section on 16 bytes boundary.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@241674 91177308-0d34-0410-b5e6-96231b3b80d8
2015-07-08 10:12:40 +00:00

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YAML

# Check that yaml2obj takes in account section AddressAlign field.
# RUN: yaml2obj -format=elf %s > %t
# RUN: llvm-readobj -s %t | FileCheck %s
# CHECK: Section {
# CHECK: Index: 2
# CHECK-NEXT: Name: .data
# CHECK-NEXT: Type: SHT_PROGBITS
# CHECK-NEXT: Flags [
# CHECK-NEXT: SHF_ALLOC
# CHECK-NEXT: SHF_WRITE
# CHECK-NEXT: ]
# CHECK-NEXT: Address: 0x0
# CHECK-NEXT: Offset: 0x{{[0-9A-F]*}}00
# CHECK-NEXT: Size: 4
# CHECK-NEXT: Link: 0
# CHECK-NEXT: Info: 0
# CHECK-NEXT: AddressAlignment: 256
# CHECK-NEXT: EntrySize: 0
# CHECK-NEXT: }
---
FileHeader:
Class: ELFCLASS32
Data: ELFDATA2LSB
Type: ET_REL
Machine: EM_MIPS
Flags: [ EF_MIPS_CPIC, EF_MIPS_ABI_O32, EF_MIPS_ARCH_32 ]
Sections:
- Name: .text
Type: SHT_PROGBITS
Flags: [ SHF_ALLOC, SHF_EXECINSTR ]
AddressAlign: 8
Size: 4
- Name: .data
Type: SHT_PROGBITS
Flags: [ SHF_WRITE, SHF_ALLOC ]
AddressAlign: 256
Size: 4
Symbols:
Global:
- Name: T0
Type: STT_FUNC
Section: .text
Size: 4
- Name: D0
Type: STT_OBJECT
Section: .data
Size: 4
...