llvm/test/tools/llvm-objdump/mattr-mcpu-help.test

# REQUIRES: x86-registered-target

# RUN: yaml2obj --docnum=1 %s -o %t
# RUN: llvm-objdump -d %t --mattr=help 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK,CHECK-DISASSEMBLE
# RUN: llvm-objdump -d %t --mcpu=help 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK,CHECK-DISASSEMBLE

# CHECK: Available CPUs for this target:
# CHECK: Available features for this target:
## To check we still disassemble the file:
# CHECK-DISASSEMBLE: file format elf64-x86-64

## The help message can be printed without -d.
# RUN: llvm-objdump --mattr=help %t 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK,CHECK-NO-DISASSEMBLE
# RUN: llvm-objdump --mcpu=help %t 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK,CHECK-NO-DISASSEMBLE

# CHECK-NO-DISASSEMBLE-NOT: file format elf64-x86-64

## We still handle other options.
# RUN: llvm-objdump --mattr=help --section-headers %t 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK,CHECK-SECTION-HEADERS
# RUN: llvm-objdump --mcpu=help --section-headers %t 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK,CHECK-SECTION-HEADERS

# CHECK-SECTION-HEADERS: Sections:
# CHECK-SECTION-HEADERS: Idx Name               Size     VMA              Type

## We report an error when we can't infer the triple because we don't have --triple or an input object (including a.out).
# RUN: not llvm-objdump --mattr=help 2>&1 \
# RUN:   | FileCheck %s --check-prefix=CHECK-MISSING-ERROR --implicit-check-not=error: -DMSG=%errc_ENOENT
# RUN: not llvm-objdump --mcpu=help 2>&1 \
# RUN:   | FileCheck %s --check-prefix=CHECK-MISSING-ERROR --implicit-check-not=error: -DMSG=%errc_ENOENT

# CHECK-MISSING-ERROR: llvm-objdump{{.*}}: error: 'a.out': triple was not specified and could not be inferred from the input file: [[MSG]]

--- !ELF
FileHeader:
  Class:           ELFCLASS64
  Data:            ELFDATA2LSB
  Type:            ET_EXEC
  Machine:         EM_X86_64

# RUN: yaml2obj --docnum=2 %s -o %t.minidump
## We report an error when the binary file isn't an object file format.
# RUN: not llvm-objdump --mattr=help %t.minidump 2>&1 \
# RUN:   | FileCheck %s --check-prefix=CHECK-UNSUPPORTED-ERROR --implicit-check-not=error: -DFILE=%t.minidump
# RUN: not llvm-objdump --mcpu=help %t.minidump 2>&1 \
# RUN:   | FileCheck %s --check-prefix=CHECK-UNSUPPORTED-ERROR --implicit-check-not=error: -DFILE=%t.minidump

# CHECK-UNSUPPORTED-ERROR: llvm-objdump{{.*}}: error: '[[FILE]]': target triple could not be derived from input file

--- !minidump
Streams:
  - Type:            SystemInfo
    Processor Arch:  PPC
    Platform ID:     Linux

# RUN: llvm-ar rc %t.a %t
# RUN: llvm-objdump --mcpu=help %t.a 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK
# RUN: llvm-objdump --mattr=help %t.a 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK

## We report an error when the triple cannot be inferred from any archive member.
# RUN: llvm-ar rc %t.empty.a
# RUN: not llvm-objdump --mcpu=help %t.empty.a 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK-UNSUPPORTED-ERROR --implicit-check-not=error: -DFILE=%t.empty.a
# RUN: not llvm-objdump --mattr=help %t.empty.a 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK-UNSUPPORTED-ERROR --implicit-check-not=error: -DFILE=%t.empty.a

## We are able to handle an archive with unsupported binary files. The target is
## derived from the first recognised object file.
# RUN: llvm-ar rc %t.a %t.minidump %t
# RUN: llvm-objdump --mcpu=help %t.a 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK
# RUN: llvm-objdump --mattr=help %t.a 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK

## We report an error when the archive is malformed.
# RUN: yaml2obj --docnum=3 %s -o %t.malformed.archive.a
# RUN: not llvm-objdump --mcpu=help %t.malformed.archive.a 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK-MALFORMED-ARCHIVE-ERROR --implicit-check-not=error: -DFILE=%t.malformed.archive.a
# RUN: not llvm-objdump --mattr=help %t.malformed.archive.a 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK-MALFORMED-ARCHIVE-ERROR --implicit-check-not=error: -DFILE=%t.malformed.archive.a

# CHECK-MALFORMED-ARCHIVE-ERROR: llvm-objdump{{.*}}: error: '[[FILE]]': truncated or malformed archive

--- !Arch
Members:
  - Name: 'foo.c'
    Size: '1'

## We report an error when we encounter an unexpected error while iterating files in an archive.
# RUN: yaml2obj --docnum=4 %s -o %t.invalid.error.code.archive.a
# RUN: not llvm-objdump --mcpu=help %t.invalid.error.code.archive.a 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK-INVALID-ERROR-ARCHIVE-ERROR --implicit-check-not=error: -DFILE=%t.invalid.error.code.archive.a
# RUN: not llvm-objdump --mattr=help %t.invalid.error.code.archive.a 2>&1 \
# RUN:   | FileCheck %s --check-prefixes=CHECK-INVALID-ERROR-ARCHIVE-ERROR --implicit-check-not=error: -DFILE=%t.invalid.error.code.archive.a

# CHECK-INVALID-ERROR-ARCHIVE-ERROR: llvm-objdump{{.*}}: error: [[FILE]](<file index: 1>): truncated or malformed archive (long name offset characters after the '/' are not all decimal numbers: '&a25*' for archive member header at offset 68)

--- !Arch
Members:
## We need the first member to be a valid member to trigger the right error.
  - Name: 'hello.c/'
  - Name: "/&a25*"