Georgii Rymar a6436b0b3a [yaml2obj] - Make the 'Machine' key optional.
Currently we have to set 'Machine' to something in our
YAML descriptions. Usually we use 'EM_X86_64' for 64-bit targets
and 'EM_386' for 32-bit targets. At the same time, in fact, in most
cases our tests do not need a machine type and we can use
'EM_NONE'.

This is cleaner, because avoids the need of using a particular machine.

In this patch I've made the 'Machine' key optional (the default value,
when it is not specified is `EM_NONE`) and removed it (where possible)
from yaml2obj, obj2yaml and llvm-readobj tests.

There are few tests left where I decided not to remove it, because
I didn't want to touch CHECK lines or doing anything more complex
than a removing a "Machine: *" line and formatting lines around.

Differential revision: https://reviews.llvm.org/D86202
2020-08-20 11:40:51 +03:00

46 lines
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# Show that llvm-readobj can handle no relocations when --relocations is
# requested, both for LLVM and GNU output, both for no relocation sections and
# for empty relocation sections.
# RUN: yaml2obj %s -o %t.no_relocs
# RUN: llvm-readobj %t.no_relocs --relocations | FileCheck %s --check-prefix NO-RELOCS-LLVM
# RUN: llvm-readelf %t.no_relocs --relocations | FileCheck %s --check-prefix NO-RELOCS-GNU
# RUN: llvm-objcopy -R .rela.text -R .rel.text %t.no_relocs %t.no_sec
# RUN: llvm-readobj %t.no_sec --relocations | FileCheck %s --check-prefix NO-SEC-LLVM
# RUN: llvm-readelf %t.no_sec --relocations | FileCheck %s --check-prefix NO-SEC-GNU
# NO-RELOCS-LLVM: Relocations [
# NO-RELOCS-LLVM-NEXT: Section (2) .rela.text {
# NO-RELOCS-LLVM-NEXT: }
# NO-RELOCS-LLVM-NEXT: Section (3) .rel.text {
# NO-RELOCS-LLVM-NEXT: }
# NO-RELOCS-LLVM-NEXT: ]
# NO-RELOCS-GNU: Relocation section '.rela.text' at offset {{.*}} contains 0 entries:
# NO-RELOCS-GNU-NEXT: Offset Info Type Symbol's Value Symbol's Name + Addend
# NO-RELOCS-GNU-EMPTY:
# NO-RELOCS-GNU-NEXT: Relocation section '.rel.text' at offset {{.*}} contains 0 entries:
# NO-RELOCS-GNU-NEXT: Offset Info Type Symbol's Value Symbol's Name
# NO-RELOCS-GNU-EMPTY:
# NO-SEC-LLVM: Relocations [
# NO-SEC-LLVM-NEXT: ]
# NO-SEC-GNU: There are no relocations in this file.
--- !ELF
FileHeader:
Class: ELFCLASS64
Data: ELFDATA2LSB
Type: ET_REL
Sections:
- Name: .text
Type: SHT_PROGBITS
- Name: .rela.text
Type: SHT_RELA
Info: .text
- Name: .rel.text
Type: SHT_REL
Info: .text