## Show that if --only-section is given, llvm-objcopy removes all sections
## except ones specified in the option.
# RUN: yaml2obj %s -o %t
## Specify all sections. The output file should be the same as the input.
# RUN: llvm-objcopy -j __TEXT,__text -j __DATA,__data -j __TEXT,__const %t %t2
# RUN: cmp %t %t2
## Specify one section. The output file should contain only that section.
# RUN: llvm-objcopy --only-section __TEXT,__text %t %t3
# RUN: llvm-readobj --sections --section-data --macho-segment %t3 \
# RUN: | FileCheck %s --check-prefix=ONLY-TEXT-SECTION
# ONLY-TEXT-SECTION: Sections [
# ONLY-TEXT-SECTION-NEXT: Section {
# ONLY-TEXT-SECTION-NEXT: Index: 0
# ONLY-TEXT-SECTION-NEXT: Name: __text (5F 5F 74 65 78 74 00 00 00 00 00 00 00 00 00 00)
# ONLY-TEXT-SECTION-NEXT: Segment: __TEXT (5F 5F 54 45 58 54 00 00 00 00 00 00 00 00 00 00)
# ONLY-TEXT-SECTION-NEXT: Address: 0x0
# ONLY-TEXT-SECTION-NEXT: Size: 0x4
# ONLY-TEXT-SECTION-NEXT: Offset: 184
# ONLY-TEXT-SECTION-NEXT: Alignment: 0
# ONLY-TEXT-SECTION-NEXT: RelocationOffset: 0x0
# ONLY-TEXT-SECTION-NEXT: RelocationCount: 0
# ONLY-TEXT-SECTION-NEXT: Type: Regular (0x0)
# ONLY-TEXT-SECTION-NEXT: Attributes [ (0x800004)
# ONLY-TEXT-SECTION-NEXT: PureInstructions (0x800000)
# ONLY-TEXT-SECTION-NEXT: SomeInstructions (0x4)
# ONLY-TEXT-SECTION-NEXT: ]
# ONLY-TEXT-SECTION-NEXT: Reserved1: 0x0
# ONLY-TEXT-SECTION-NEXT: Reserved2: 0x0
# ONLY-TEXT-SECTION-NEXT: Reserved3: 0x0
# ONLY-TEXT-SECTION-NEXT: SectionData (
# ONLY-TEXT-SECTION-NEXT: 0000: AABBCCDD |....|
# ONLY-TEXT-SECTION-NEXT: )
# ONLY-TEXT-SECTION-NEXT: }
# ONLY-TEXT-SECTION-NEXT: ]
# ONLY-TEXT-SECTION-NEXT: Segment {
# ONLY-TEXT-SECTION-NEXT: Cmd: LC_SEGMENT_64
# ONLY-TEXT-SECTION-NEXT: Name:
# ONLY-TEXT-SECTION-NEXT: Size: 152
# ONLY-TEXT-SECTION-NEXT: vmaddr: 0x0
# ONLY-TEXT-SECTION-NEXT: vmsize: 0x4
# ONLY-TEXT-SECTION-NEXT: fileoff: 184
# ONLY-TEXT-SECTION-NEXT: filesize: 4
# ONLY-TEXT-SECTION-NEXT: maxprot: rwx
# ONLY-TEXT-SECTION-NEXT: initprot: rwx
# ONLY-TEXT-SECTION-NEXT: nsects: 1
# ONLY-TEXT-SECTION-NEXT: flags: 0x0
# ONLY-TEXT-SECTION-NEXT: }
## Remove all sections if the specified section name is not present in the input.
# RUN: llvm-objcopy --only-section __TEXT,__nonexistent %t %t4 2>&1
# RUN: llvm-readobj --sections --section-data --macho-segment %t4 \
# RUN: | FileCheck %s --check-prefix=NONEXISTENT-SECTION
# NONEXISTENT-SECTION: Sections [
# NONEXISTENT-SECTION-NEXT: ]
# NONEXISTENT-SECTION-NEXT: Segment {
# NONEXISTENT-SECTION-NEXT: Cmd: LC_SEGMENT_64
# NONEXISTENT-SECTION-NEXT: Name:
# NONEXISTENT-SECTION-NEXT: Size: 72
# NONEXISTENT-SECTION-NEXT: vmaddr: 0x0
# NONEXISTENT-SECTION-NEXT: vmsize: 0x0
# NONEXISTENT-SECTION-NEXT: fileoff: 104
# NONEXISTENT-SECTION-NEXT: filesize: 0
# NONEXISTENT-SECTION-NEXT: maxprot: rwx
# NONEXISTENT-SECTION-NEXT: initprot: rwx
# NONEXISTENT-SECTION-NEXT: nsects: 0
# NONEXISTENT-SECTION-NEXT: flags: 0x0
# NONEXISTENT-SECTION-NEXT: }
## Use wildcard to specify all sections under the __TEXT segment.
# RUN: llvm-objcopy --only-section "__TEXT,*" %t %t5 2>&1
# RUN: llvm-readobj --file-header --sections %t5 \
# RUN: | FileCheck %s --check-prefix=WILDCARD
## Make sure that it doesn't care about the segment/section name separator ",".
# RUN: llvm-objcopy --only-section "__TEXT*" %t %t6 2>&1
# RUN: cmp %t5 %t6
# WILDCARD: NumOfLoadCommands: 1
# WILDCARD: Sections [
# WILDCARD: Index: 0
# WILDCARD-NEXT: Name: __text (5F 5F 74 65 78 74 00 00 00 00 00 00 00 00 00 00)
# WILDCARD: Index: 1
# WILDCARD-NEXT: Name: __const (5F 5F 63 6F 6E 73 74 00 00 00 00 00 00 00 00 00)
# WILDCARD-NOT: Index: 2
# WILDCARD: ]
--- !mach-o
FileHeader:
magic: 0xFEEDFACF
cputype: 0x01000007
cpusubtype: 0x00000003
filetype: 0x00000001
ncmds: 1
sizeofcmds: 312
flags: 0x00002000
reserved: 0x00000000
LoadCommands:
- cmd: LC_SEGMENT_64
cmdsize: 312
segname: ''
vmaddr: 0
vmsize: 12
fileoff: 344
filesize: 12
maxprot: 7
initprot: 7
nsects: 3
flags: 0
Sections:
- sectname: __text
segname: __TEXT
addr: 0x0000000000000000
content: 'AABBCCDD'
size: 4
offset: 344
align: 0
reloff: 0x00000000
nreloc: 0
flags: 0x80000400
reserved1: 0x00000000
reserved2: 0x00000000
reserved3: 0x00000000
- sectname: __data
segname: __DATA
addr: 0x0000000000000004
content: 'DDAADDAA'
size: 4
offset: 348
align: 0
reloff: 0x00000000
nreloc: 0
flags: 0x00000000
reserved1: 0x00000000
reserved2: 0x00000000
reserved3: 0x00000000
- sectname: __const
segname: __TEXT
addr: 0x0000000000000008
content: 'EEFFEEFF'
size: 4
offset: 352
align: 0
reloff: 0x00000000
nreloc: 0
flags: 0x00000000
reserved1: 0x00000000
reserved2: 0x00000000
reserved3: 0x00000000
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