## Test that yaml2obj emits .debug_addr section. ## a) Generate and verify a little endian DWARF32 .debug_addr section in a 64-bit object file. # RUN: yaml2obj --docnum=1 -DENDIAN=ELFDATA2LSB %s -o %t1.dwarf32.le.o # RUN: llvm-readobj --sections --section-data %t1.dwarf32.le.o | \ # RUN: FileCheck %s -DSIZE=264 -DADDRALIGN=1 --check-prefixes=SHDR,DWARF32-LE # SHDR: Index: 1 # SHDR-NEXT: Name: .debug_addr (1) # SHDR-NEXT: Type: SHT_PROGBITS (0x1) # SHDR-NEXT: Flags [ (0x0) # SHDR-NEXT: ] # SHDR-NEXT: Address: 0x0 # SHDR-NEXT: Offset: 0x40 # SHDR-NEXT: Size: [[SIZE]] # SHDR-NEXT: Link: 0 # SHDR-NEXT: Info: 0 # SHDR-NEXT: AddressAlignment: [[ADDRALIGN]] # SHDR-NEXT: EntrySize: 0 # DWARF32-LE-NEXT: SectionData ( # DWARF32-LE-NEXT: 0000: 0C000000 05000400 34120000 78560000 ## | | | | | | ## | | | | | +------- address (4-byte) ## | | | | +------- address (4-byte) ## | | | +- segment_selector_size (1-byte) ## | | +- address_size (1-byte) ## | +--- version (2-byte) ## +------- 1) unit_length (4-byte) ## # DWARF32-LE-NEXT: 0010: 14000000 05000800 21430000 00000000 ## | | | | | ## | | | | +---------------- address (8-byte) ## | | | +- segment_selector_size (1-byte) ## | | +- address_size (1-byte) ## | +--- version (2-byte) ## +------- 2) unit_length (4-byte) ## # DWARF32-LE-NEXT: 0020: 65870000 00000000 0C000000 05000004 ## | | | | | ## | | | | +- segment_selector_size (1-byte) ## | | | +- address_size (1-byte) ## | | +--- version (2-byte) ## | +------- 3) unit_length (4-byte) ## +---------------- address (8-byte) ## # DWARF32-LE-NEXT: 0030: 34120000 78560000 14000000 05000008 ## | | | | | | ## | | | | | +- segment_selector_size (1-byte) ## | | | | +- address_size (1-byte) ## | | | +--- version (2-byte) ## | | +------- 4) unit_length (4-byte) ## | +------- segment (4-byte) ## +------- segment (4-byte) ## # DWARF32-LE-NEXT: 0040: 21430000 00000000 65870000 00000000 ## | | ## | +---------------- segment (8-byte) ## +---------------- segment (8-byte) ## # DWARF32-LE-NEXT: 0050: 1C000000 05000404 34120000 78560000 ## | | | | | | ## | | | | | +------- address (4-byte) ## | | | | +------- segment (4-byte) ## | | | +- segment_selector_size (4-byte) ## | | +- address_size (4-byte) ## | +--- version (2-byte) ## +------- 5) unit_length (4-byte) ## # DWARF32-LE-NEXT: 0060: 21430000 00000000 00000000 21430000 ## | | | | ## | | | +------- address (4-byte) ## | | +------- segment (4-byte) ## | +------- address (4-byte) ## +------- segment (4-byte) ## # DWARF32-LE-NEXT: 0070: 34000000 05000808 34120000 00000000 ## | | | | | ## | | | | +---------------- segment (8-byte) ## | | | +- segment_size (1-byte) ## | | +- address_size (1-byte) ## | +--- version (2-byte) ## +------- 6) unit_length (4-byte) ## # DWARF32-LE-NEXT: 0080: 78560000 00000000 21430000 00000000 ## | | ## | +---------------- segment (8-byte) ## +---------------- address (8-byte) ## # DWARF32-LE-NEXT: 0090: 00000000 00000000 00000000 00000000 ## | +---------------- segment (8-byte) ## +---------------- address (8-byte) ## # DWARF32-LE-NEXT: 00A0: 21430000 00000000 28000000 05000408 ## | | | | | ## | | | | +- segment_size (1-byte) ## | | | +- address_size (1-byte) ## | | +--- version (2-byte) ## | +------- 7) unit_length (4-byte) ## +---------------- address (8-byte) ## # DWARF32-LE-NEXT: 00B0: 34120000 00000000 78560000 21430000 ## | | | ## | | +------- segment (8-byte) ## | +------- address (4-byte) ## +---------------- segment (8-byte) ## # DWARF32-LE-NEXT: 00C0: 00000000 00000000 00000000 00000000 ## | | +---------------- segment (8-byte) ## | +------- address (4-btye) ## +------- higher 4-byte of segment ## # DWARF32-LE-NEXT: 00D0: 21430000 28000000 05000804 34120000 ## | | | | | +------- segment (4-byte) ## | | | | +- segment_size (1-byte) ## | | | +- address_size (1-byte) ## | | +--- version (2-byte) ## | +------- 8) unit_length (4-byte) ## +------- address (4-byte) ## # DWARF32-LE-NEXT: 00E0: 78560000 00000000 21430000 00000000 ## | | | ## | | +------- address (8-byte) ## | +------- segment (4-byte) ## +---------------- address (8-byte) ## # DWARF32-LE-NEXT: 00F0: 00000000 00000000 21430000 00000000 ## | | | ## | | +---------------- address (8-byte) ## | +------- segment (4-byte) ## +------- higher 4-byte of address ## # DWARF32-LE-NEXT: 0100: 34120000 02000400 ## | | | | ## | | | +- segment_size (1-byte) ## | | +- address_size (1-byte) ## | +--- version (2-byte) ## +------- 9) unit_length (4-byte) # DWARF32-LE-NEXT: ) --- !ELF FileHeader: Class: ELFCLASS64 Data: [[ENDIAN]] Type: ET_EXEC DWARF: debug_addr: ## 1) Only address (4-byte) exists. - Version: 5 AddressSize: 0x04 Entries: - Address: 0x1234 - Address: 0x5678 ## 2) Only address (8-byte) exists (AddressSize is derived from FileHeader). - Version: 5 Entries: - Address: 0x4321 - Address: 0x8765 ## 3) Only segment (4-byte) exists. - Version: 5 AddressSize: 0x00 SegmentSelectorSize: 0x04 Entries: - Segment: 0x1234 - Segment: 0x5678 ## 4) Only segment (8-byte) exists. - Version: 5 AddressSize: 0x00 SegmentSelectorSize: 0x08 Entries: - Segment: 0x4321 - Segment: 0x8765 ## 5) Both address (4-byte) and segment (4-byte) exist. - Version: 5 AddressSize: 0x04 SegmentSelectorSize: 0x04 Entries: - Segment: 0x1234 Address: 0x5678 - Segment: 0x4321 ## Segment exists, while address takes the default value 0x00. - Address: 0x4321 ## Address exists, while segment takes the default value 0x00. ## 6) Both address (8-byte) and segment (8-byte) exist (AddressSize is derived from FileHeader). - Version: 5 SegmentSelectorSize: 0x08 Entries: - Segment: 0x1234 Address: 0x5678 - Segment: 0x4321 ## Segment exists, while address takes the default value 0x00. - Address: 0x4321 ## Address exists, while segment takes the default value 0x00. ## 7) Both address (4-byte) and segment (8-byte) exist. - Version: 5 AddressSize: 0x04 SegmentSelectorSize: 0x08 Entries: - Segment: 0x1234 Address: 0x5678 - Segment: 0x4321 ## Segment exists, while address takes the default value 0x00. - Address: 0x4321 ## Address exists, while segment takes the default value 0x00. ## 8) Both address (8-byte) and segment (4-byte) exist (AddressSize is derived from FileHeader). - Version: 5 SegmentSelectorSize: 0x04 Entries: - Segment: 0x1234 Address: 0x5678 - Segment: 0x4321 ## Segment exists, while address takes the default value 0x00. - Address: 0x4321 ## Address exists, while segment takes the default value 0x00. ## 9) Explicitly assign a value to 'Length'. - Length: 0x1234 Version: 0x02 AddressSize: 0x04 SegmentSelectorSize: 0x00 Entries: [] ## b) Generate and verify a big endian DWARF32 .debug_addr section. # RUN: yaml2obj --docnum=1 -DENDIAN=ELFDATA2MSB %s -o %t1.dwarf32.be.o # RUN: llvm-readobj --sections --section-data %t1.dwarf32.be.o | \ # RUN: FileCheck %s -DSIZE=264 -DADDRALIGN=1 --check-prefixes=SHDR,DWARF32-BE # DWARF32-BE-NEXT: SectionData ( # DWARF32-BE-NEXT: 0000: 0000000C 00050400 00001234 00005678 ## | | | | | | ## | | | | | +------- address (4-byte) ## | | | | +------- address (4-byte) ## | | | +- segment_selector_size (1-byte) ## | | +- address_size (1-byte) ## | +--- version (2-byte) ## +------- 1) unit_length (4-byte) ## # DWARF32-BE-NEXT: 0010: 00000014 00050800 00000000 00004321 ## | | | | | ## | | | | +---------------- address (8-byte) ## | | | +- segment_selector_size (1-byte) ## | | +- address_size (1-byte) ## | +--- version (2-byte) ## +------- 2) unit_length (4-byte) ## # DWARF32-BE-NEXT: 0020: 00000000 00008765 0000000C 00050004 ## | | | | | ## | | | | +- segment_selector_size (1-byte) ## | | | +- address_size (1-byte) ## | | +--- version (2-byte) ## | +------- 3) unit_length (4-byte) ## +---------------- address (8-byte) ## # DWARF32-BE-NEXT: 0030: 00001234 00005678 00000014 00050008 ## | | | | | | ## | | | | | +- segment_selector_size (1-byte) ## | | | | +- address_size (1-byte) ## | | | +--- version (2-byte) ## | | +------- 4) unit_length (4-byte) ## | +------- segment (4-byte) ## +------- segment (4-byte) ## # DWARF32-BE-NEXT: 0040: 00000000 00004321 00000000 00008765 ## | | ## | +---------------- segment (8-byte) ## +---------------- segment (8-byte) ## # DWARF32-BE-NEXT: 0050: 0000001C 00050404 00001234 00005678 ## | | | | | | ## | | | | | +------- address (4-byte) ## | | | | +------- segment (4-byte) ## | | | +- segment_selector_size (4-byte) ## | | +- address_size (4-byte) ## | +--- version (2-byte) ## +------- 5) unit_length (4-byte) ## # DWARF32-BE-NEXT: 0060: 00004321 00000000 00000000 00004321 ## | | | | ## | | | +------- address (4-byte) ## | | +------- segment (4-byte) ## | +------- address (4-byte) ## +------- segment (4-byte) ## # DWARF32-BE-NEXT: 0070: 00000034 00050808 00000000 00001234 ## | | | | | ## | | | | +---------------- segment (8-byte) ## | | | +- segment_size (1-byte) ## | | +- address_size (1-byte) ## | +--- version (2-byte) ## +------- 6) unit_length (4-byte) ## # DWARF32-BE-NEXT: 0080: 00000000 00005678 00000000 00004321 ## | | ## | +---------------- segment (8-byte) ## +---------------- address (8-byte) ## # DWARF32-BE-NEXT: 0090: 00000000 00000000 00000000 00000000 ## | | ## | +---------------- segment (8-byte) ## +---------------- address (8-byte) ## # DWARF32-BE-NEXT: 00A0: 00000000 00004321 00000028 00050408 ## | | | | | ## | | | | +- segment_size (1-byte) ## | | | +- address_size (1-byte) ## | | +--- version (2-byte) ## | +------- 7) unit_length (4-byte) ## +---------------- address (8-byte) ## # DWARF32-BE-NEXT: 00B0: 00000000 00001234 00005678 00000000 ## | | | ## | | +------- segment (8-byte) ## | +------- address (4-byte) ## +---------------- segment (8-byte) ## # DWARF32-BE-NEXT: 00C0: 00004321 00000000 00000000 00000000 ## | | | ## | | +---------------- segment (8-byte) ## | +------- address (4-btye) ## +------- lower 4-byte of segment ## # DWARF32-BE-NEXT: 00D0: 00004321 00000028 00050804 00001234 ## | | | | | | ## | | | | | +------- segment (4-byte) ## | | | | +- segment_size (1-byte) ## | | | +- address_size (1-byte) ## | | +--- version (2-byte) ## | +------- 8) unit_length (4-byte) ## +------- address (4-byte) ## # DWARF32-BE-NEXT: 00E0: 00000000 00005678 00004321 00000000 ## | | | ## | | +------- address (8-byte) ## | +------- segment (4-byte) ## +---------------- address (8-byte) ## # DWARF32-BE-NEXT: 00F0: 00000000 00000000 00000000 00004321 ## | | | ## | | +---------------- address (8-byte) ## | +------- segment (4-byte) ## +------- lower 4-byte of address ## # DWARF32-BE-NEXT: 0100: 00001234 00020400 ## | | | | ## | | | +- segment_size (1-byte) ## | | +- address_size (1-byte) ## | +--- version (2-byte) ## +------- 9) unit_length (4-byte) # DWARF32-BE-NEXT: ) ## c) Generate and verify a little endian DWARF64 .debug_addr section. # RUN: yaml2obj --docnum=2 -DENDIAN=ELFDATA2LSB %s -o %t2.dwarf64.le.o # RUN: llvm-readobj --sections --section-data %t2.dwarf64.le.o | \ # RUN: FileCheck %s -DSIZE=56 -DADDRALIGN=1 --check-prefixes=SHDR,DWARF64-LE # DWARF64-LE-NEXT: SectionData ( # DWARF64-LE-NEXT: 0000: FFFFFFFF 0C000000 00000000 05000400 ## | | | | ## | | | +- segment_selector_size (1-byte) ## | | +- address_size (1-byte) ## | +--- version (2-byte) ## +------------------------- unit_length (12-byte) ## # DWARF64-LE-NEXT: 0010: 34120000 78560000 FFFFFFFF 14000000 ## | | | ## | | +---------------- unit_length (12-byte) ## | +------- address (4-byte) ## +------- address (4-byte) ## # DWARF64-LE-NEXT: 0020: 00000000 05000800 21430000 00000000 ## | | | | | ## | | | | +---------------- address (8-byte) ## | | | +- segment_selector_size (1-byte) ## | | +- address_size (1-byte) ## | +--- version (2-byte) ## +------- last 4-byte of unit_length ## # DWARF64-LE-NEXT: 0030: 65870000 00000000 ## | ## +---------------- address (8-byte) # DWARF64-LE-NEXT: ) --- !ELF FileHeader: Class: ELFCLASS64 Data: [[ENDIAN]] Type: ET_EXEC DWARF: debug_addr: - Format: DWARF64 Version: 5 AddressSize: 0x04 Entries: - Address: 0x1234 - Address: 0x5678 - Format: DWARF64 Version: 5 Entries: - Address: 0x4321 - Address: 0x8765 ## d) Generate and verify a big endian DWARF64 .debug_addr section. # RUN: yaml2obj --docnum=2 -DENDIAN=ELFDATA2MSB %s -o %t2.dwarf64.be.o # RUN: llvm-readobj --sections --section-data %t2.dwarf64.be.o | \ # RUN: FileCheck %s -DSIZE=56 -DADDRALIGN=1 --check-prefixes=SHDR,DWARF64-BE # DWARF64-BE-NEXT: SectionData ( # DWARF64-BE-NEXT: 0000: FFFFFFFF 00000000 0000000C 00050400 ## | | | | ## | | | +- segment_selector_size (1-byte) ## | | +- address_size (1-byte) ## | +--- version (2-byte) ## +------------------------- unit_length (12-byte) ## # DWARF64-BE-NEXT: 0010: 00001234 00005678 FFFFFFFF 00000000 ## | | | ## | | +---------------- unit_length (12-byte) ## | +------- address (4-byte) ## +------- address (4-byte) ## # DWARF64-BE-NEXT: 0020: 00000014 00050800 00000000 00004321 ## | | | | | ## | | | | +---------------- address (8-byte) ## | | | +- segment_selector_size (1-byte) ## | | +- address_size (1-byte) ## | +--- version (2-byte) ## +------- last 4-byte of unit_length ## # DWARF64-BE-NEXT: 0030: 00000000 00008765 ## | ## +---------------- address (8-byte) # DWARF64-BE-NEXT: ) ## e) Test that yaml2obj emits an error message if the 'Version' fields is missing. # RUN: not yaml2obj --docnum=3 %s 2>&1 | FileCheck %s --check-prefix=MISSING-VERSION # MISSING-VERSION: error: missing required key 'Version' --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_addr: - Entries: [] ## f) Generate the .debug_addr section from raw section content. # RUN: yaml2obj --docnum=4 %s -o %t4.o # RUN: llvm-readobj --sections --section-data %t4.o | \ # RUN: FileCheck %s -DADDRALIGN=0 -DSIZE=3 --check-prefixes=SHDR,ARBITRARY-CONTENT # ARBITRARY-CONTENT: SectionData ( # ARBITRARY-CONTENT-NEXT: 0000: 112233 # ARBITRARY-CONTENT-NEXT: ) --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC Sections: - Name: .debug_addr Type: SHT_PROGBITS Content: "112233" ## g) Generate the .debug_addr section when the "Size" is specified. # RUN: yaml2obj --docnum=5 %s -o %t5.o # RUN: llvm-readelf --hex-dump=.debug_addr %t5.o | FileCheck %s --check-prefix=SIZE # SIZE: Hex dump of section '.debug_addr': # SIZE-NEXT: 0x00000000 00000000 00000000 00000000 00000000 ................ # SIZE-EMPTY: --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC Sections: - Name: .debug_addr Type: SHT_PROGBITS Size: 0x10 ## h) Test that yaml2obj emits an error message when both the "Size" and the ## "debug_addr" entry are specified at the same time. # RUN: not yaml2obj --docnum=6 %s 2>&1 | FileCheck %s --check-prefix=ERROR # ERROR: yaml2obj: error: cannot specify section '.debug_addr' contents in the 'DWARF' entry and the 'Content' or 'Size' in the 'Sections' entry at the same time --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC Sections: - Name: .debug_addr Type: SHT_PROGBITS Size: 0x10 DWARF: debug_addr: - Version: 5 Entries: [] ## i) Test that yaml2obj emits an error message when both the "Content" and the ## "debug_addr" entry are specified at the same time. # RUN: not yaml2obj --docnum=7 %s 2>&1 | FileCheck %s --check-prefix=ERROR --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC Sections: - Name: .debug_addr Type: SHT_PROGBITS Content: "00" DWARF: debug_addr: - Version: 5 Entries: [] ## j) Test that all the properties can be overridden by the section header when ## the "debug_addr" entry doesn't exist. # RUN: yaml2obj --docnum=8 %s -o %t8.o # RUN: llvm-readelf --sections %t8.o | FileCheck %s --check-prefix=OVERRIDDEN # OVERRIDDEN: [Nr] Name Type Address Off Size ES Flg Lk Inf Al # OVERRIDDEN: [ 1] .debug_addr STRTAB 0000000000002020 000050 000008 01 A 2 1 2 # OVERRIDDEN-NEXT: [ 2] .sec STRTAB 0000000000000000 000058 000000 00 0 0 0 --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC Sections: - Name: .debug_addr Type: SHT_STRTAB ## SHT_PROGBITS by default. Flags: [SHF_ALLOC] ## 0 by default. Link: .sec ## 0 by default. EntSize: 1 ## 0 by default. Info: 1 ## 0 by default. AddressAlign: 2 ## 0 by default. Address: 0x2020 ## 0x00 by default. Offset: 0x50 ## 0x40 for the first section. Size: 0x08 ## Set the "Size" so that we can reuse the check tag "OVERRIDDEN". - Name: .sec ## Linked by .debug_addr. Type: SHT_STRTAB ## k) Test that all the properties can be overridden by the section header when ## the "debug_addr" entry exists. # RUN: yaml2obj --docnum=9 %s -o %t9.o # RUN: llvm-readelf --sections %t9.o | FileCheck %s --check-prefix=OVERRIDDEN --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC Sections: - Name: .debug_addr Type: SHT_STRTAB ## SHT_PROGBITS by default. Flags: [SHF_ALLOC] ## 0 by default. Link: .sec ## 0 by default. EntSize: 1 ## 0 by default. Info: 1 ## 0 by default. AddressAlign: 2 ## 1 by default. Address: 0x2020 ## 0x00 by default. Offset: 0x50 ## 0x40 for the first section. - Name: .sec ## Linked by .debug_addr. Type: SHT_STRTAB DWARF: debug_addr: - Version: 5 Entries: [] ## l) Test that yaml2obj still generates a .debug_addr section if we assign an invalid value ## to 'AddressSize' or 'SegmentSelectorSize' when the 'Entries' list is empty. # RUN: yaml2obj --docnum=10 -DSIZENAME=AddressSize %s -o %t10.addr.o # RUN: llvm-readelf --hex-dump=.debug_addr %t10.addr.o | \ # RUN: FileCheck -DADDRSIZE=03 -DSEGSIZE=00 %s --check-prefix=ADDR-SEG-SIZE # RUN: yaml2obj --docnum=10 -DSIZENAME=SegmentSelectorSize %s -o %t10.seg.o # RUN: llvm-readelf --hex-dump=.debug_addr %t10.seg.o | \ # RUN: FileCheck -DADDRSIZE=08 -DSEGSIZE=03 %s --check-prefix=ADDR-SEG-SIZE # ADDR-SEG-SIZE: Hex dump of section '.debug_addr': # ADDR-SEG-SIZE-NEXT: 0x00000000 04000000 0500[[ADDRSIZE]][[SEGSIZE]] --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_addr: - Version: 5 [[SIZENAME]]: 3 Entries: [] ## m) Test that yaml2obj emits an error message if we try to assign an invalid value to ## 'AddressSize' or 'SegmentSelectorSize' when the 'Entries' list isn't empty. # RUN: not yaml2obj --docnum=11 -DSIZENAME=AddressSize %s 2>&1 | \ # RUN: FileCheck -DFIELD=address %s --check-prefix=INVALID-SIZE # RUN: not yaml2obj --docnum=11 -DSIZENAME=SegmentSelectorSize %s 2>&1 | \ # RUN: FileCheck -DFIELD=segment %s --check-prefix=INVALID-SIZE # INVALID-SIZE: yaml2obj: error: unable to write debug_addr [[FIELD]]: invalid integer write size: 3 --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_addr: - Version: 5 [[SIZENAME]]: 3 Entries: - Address: 0x1234 ## n) Test that the .debug_addr section header is emitted if the "debug_addr" ## entry is empty. # RUN: yaml2obj --docnum=12 %s -o %t12.o # RUN: llvm-readobj --sections %t12.o | \ # RUN: FileCheck %s -DSIZE=0 -DADDRALIGN=1 --check-prefix=SHDR --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_addr: []