## Test that yaml2obj emits a .debug_rnglists section when requested. ## a) Generate and verify a little endian DWARF32 .debug_rnglists section in a 64-bit object file. # RUN: yaml2obj --docnum=1 -DENDIAN=ELFDATA2LSB %s -o %t1.le.dwarf32.o # RUN: llvm-readobj --sections --section-data %t1.le.dwarf32.o | \ # RUN: FileCheck -DSIZE=99 -DADDRALIGN=1 %s --check-prefixes=SHDR,DWARF32-LE # SHDR: Index: 1 # SHDR-NEXT: Name: .debug_rnglists (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: 24000000 05000800 02000000 08000000 |$...............| ## ^------- unit_length (4-byte) ## ^--- version (2-byte) ## ^- address_size (1-byte) ## ^- segment_selector_size (1-byte) ## ^------- offset_entry_count (4-byte) ## ^------- offsets[0] (4-byte) # DWARF32-LE-NEXT: 0010: 11000000 01B42402 B424B424 0003B424 |......$..$.$...$| ## ^------- offsets[1] (4-byte) ## ^- DW_RLE_base_addressx (1-byte) ## ^--- operands[0] (ULEB128) 0x1234 ## ^- DW_RLE_startx_endx (1-byte) ## ^--- operands[0] (ULEB128) 0x1234 ## ^--- operands[1] (ULEB128) 0x1234 ## ^- DW_RLE_end_of_list (1-byte) ## ^- DW_RLE_startx_length (1-byte) ## ^--- operands[0] (ULEB128) 0x1234 # DWARF32-LE-NEXT: 0020: B42404B4 24B42400 37000000 05000800 |.$..$.$.7.......| ## ^--- operands[1] (ULEB128) 0x1234 ## ^- DW_RLE_offset_pair (1-byte) ## ^---- operands[0] (ULEB128) 0x1234 ## ^--- operands[1] (ULEB128) 0x1234 ## ^- DW_RLE_end_of_list (1-byte) ## ^------- unit_length (4-byte) ## ^--- version (2-byte) ## ^- address_size (1-byte) ## ^- segment_selector_size (1-byte) # DWARF32-LE-NEXT: 0030: 02000000 08000000 23000000 05341200 |........#....4..| ## ^------- offset_entry_count (4-byte) ## ^------- offsets[0] (4-byte) ## ^------- offsets[1] (4-byte) ## ^- DW_RLE_base_address (1-byte) ## ^----- operands[0] (8-byte) # DWARF32-LE-NEXT: 0040: 00000000 00063412 00000000 00003412 |......4.......4.| ## ----------- ## ^- DW_RLE_start_end (1-byte) ## ^----------------- operands[0] (8-byte) ## ^--- operands[1] (8-byte) # DWARF32-LE-NEXT: 0050: 00000000 00000007 34120000 00000000 |........4.......| ## ------------- ## ^- DW_RLE_end_of_list (1-byte) ## ^- DW_RLE_start_length (1-byte) ## ^---------------- operands[0] (8-byte) # DWARF32-LE-NEXT: 0060: B42400 |.$.| ## ^--- operands[1] (ULEB128) 0x1234 ## ^- DW_RLE_end_of_list (1-byte) # DWARF32-LE-NEXT: ) --- !ELF FileHeader: Class: ELFCLASS64 Data: [[ENDIAN]] Type: ET_EXEC DWARF: debug_rnglists: - Lists: - Entries: - Operator: DW_RLE_base_addressx Values: [ 0x1234 ] - Operator: DW_RLE_startx_endx Values: [ 0x1234, 0x1234 ] - Operator: DW_RLE_end_of_list - Entries: - Operator: DW_RLE_startx_length Values: [ 0x1234, 0x1234 ] - Operator: DW_RLE_offset_pair Values: [ 0x1234, 0x1234 ] - Operator: DW_RLE_end_of_list - Lists: - Entries: - Operator: DW_RLE_base_address Values: [ 0x1234 ] - Operator: DW_RLE_start_end Values: [ 0x1234, 0x1234 ] - Operator: DW_RLE_end_of_list - Entries: - Operator: DW_RLE_start_length Values: [ 0x1234, 0x1234 ] - Operator: DW_RLE_end_of_list ## b) Generate and verify a big endian DWARF32 .debug_rnglists section in a 64-bit object file. # RUN: yaml2obj --docnum=1 -DENDIAN=ELFDATA2MSB %s -o %t1.be.dwarf32.o # RUN: llvm-readobj --sections --section-data %t1.be.dwarf32.o | \ # RUN: FileCheck -DSIZE=99 -DADDRALIGN=1 %s --check-prefixes=SHDR,DWARF32-BE # DWARF32-BE-NEXT: SectionData ( # DWARF32-BE-NEXT: 0000: 00000024 00050800 00000002 00000008 |...$............| ## ^------- unit_length (4-byte) ## ^--- version (2-byte) ## ^- address_size (1-byte) ## ^- segment_selector_size (1-byte) ## ^------- offset_entry_count (4-byte) ## ^------- offsets[0] (4-byte) # DWARF32-BE-NEXT: 0010: 00000011 01B42402 B424B424 0003B424 |......$..$.$...$| ## ^------- offsets[1] (4-byte) ## ^- DW_RLE_base_addressx (1-byte) ## ^--- operands[0] (ULEB128) 0x1234 ## ^- DW_RLE_startx_endx (1-byte) ## ^--- operands[0] (ULEB128) 0x1234 ## ^--- operands[1] (ULEB128) 0x1234 ## ^- DW_RLE_end_of_list (1-byte) ## ^- DW_RLE_startx_length (1-byte) ## ^--- operands[0] (ULEB128) 0x1234 # DWARF32-BE-NEXT: 0020: B42404B4 24B42400 00000037 00050800 |.$..$.$....7....| ## ^--- operands[1] (ULEB128) 0x1234 ## ^- DW_RLE_offset_pair (1-byte) ## ^---- operands[0] (ULEB128) 0x1234 ## ^--- operands[1] (ULEB128) 0x1234 ## ^- DW_RLE_end_of_list (1-byte) ## ^------- unit_length (4-byte) ## ^--- version (2-byte) ## ^- address_size (1-byte) ## ^- segment_selector_size (1-byte) # DWARF32-BE-NEXT: 0030: 00000002 00000008 00000023 05000000 |...........#....| ## ^------- offset_entry_count (4-byte) ## ^------- offsets[0] (4-byte) ## ^------- offsets[1] (4-byte) ## ^- DW_RLE_base_address (1-byte) ## ^----- operands[0] (8-byte) # DWARF32-BE-NEXT: 0040: 00000012 34060000 00000000 12340000 |....4........4..| ## ----------- ## ^- DW_RLE_start_end (1-byte) ## ^----------------- operands[0] (8-byte) ## ^--- operands[1] (8-byte) # DWARF32-BE-NEXT: 0050: 00000000 12340007 00000000 00001234 |.....4.........4| ## ------------- ## ^- DW_RLE_end_of_list (1-byte) ## ^- DW_RLE_start_length (1-byte) ## ^---------------- operands[0] (8-byte) # DWARF32-BE-NEXT: 0060: B42400 |.$.| ## ^--- operands[1] (ULEB128) 0x1234 ## ^- DW_RLE_end_of_list (1-byte) # DWARF32-BE-NEXT: ) ## c) Generate and verify a little endian DWARF64 .debug_rnglists section in a 64-bit object file. # RUN: yaml2obj --docnum=2 -DENDIAN=ELFDATA2LSB %s -o %t2.le.dwarf64.o # RUN: llvm-readobj --sections --section-data %t2.le.dwarf64.o | \ # RUN: FileCheck -DSIZE=38 -DADDRALIGN=1 %s --check-prefixes=SHDR,DWARF64-LE # DWARF64-LE-NEXT: SectionData ( # DWARF64-LE-NEXT: 0000: FFFFFFFF 1A000000 00000000 05000800 |................| ## ^------------------------- unit_length (12-byte) ## ^--- version (2-byte) ## ^- address_size (1-byte) ## ^- segment_selector_size (1-byte) # DWARF64-LE-NEXT: 0010: 02000000 10000000 00000000 11000000 |................| ## ^------- offset_entry_count (4-byte) ## ^---------------- offsets[0] (8-byte) ## ^------- offsets[1] (8-byte) # DWARF64-LE-NEXT: 0020: 00000000 0000 |......| ## -------- ## ^- DW_RLE_end_of_list (1-byte) ## ^- DW_RLE_end_of_list (1-byte) # DWARF64-LE-NEXT: ) --- !ELF FileHeader: Class: ELFCLASS64 Data: [[ENDIAN]] Type: ET_EXEC DWARF: debug_rnglists: - Format: DWARF64 Lists: - Entries: - Operator: DW_RLE_end_of_list - Entries: - Operator: DW_RLE_end_of_list ## d) Generate and verify a big endian DWARF64 .debug_rnglists section in a 64-bit object file. # RUN: yaml2obj --docnum=2 -DENDIAN=ELFDATA2MSB %s -o %t2.be.dwarf64.o # RUN: llvm-readobj --sections --section-data %t2.be.dwarf64.o | \ # RUN: FileCheck -DSIZE=38 -DADDRALIGN=1 %s --check-prefixes=SHDR,DWARF64-BE # DWARF64-BE-NEXT: SectionData ( # DWARF64-BE-NEXT: 0000: FFFFFFFF 00000000 0000001A 00050800 |................| ## ^------------------------- unit_length (12-byte) ## ^--- version (2-byte) ## ^- address_size (1-byte) ## ^- segment_selector_size (1-byte) # DWARF64-BE-NEXT: 0010: 00000002 00000000 00000010 00000000 |................| ## ^------- offset_entry_count (4-byte) ## ^---------------- offsets[0] (8-byte) ## ^------- offsets[1] (8-byte) # DWARF64-BE-NEXT: 0020: 00000011 0000 |......| ## -------- ## ^- DW_RLE_end_of_list (1-byte) ## ^- DW_RLE_end_of_list (1-byte) # DWARF64-BE-NEXT: ) ## e) Test that the length, version, segment_selector_size, address_size, offset_entry_count ## and offsets fields can be specified manually. # RUN: yaml2obj --docnum=3 %s -o %t3.o # RUN: llvm-readelf --hex-dump=.debug_rnglists %t3.o | \ # RUN: FileCheck %s --check-prefix=OVERWRITE # OVERWRITE: Hex dump of section '.debug_rnglists': # OVERWRITE-NEXT: 0x00000000 34120000 06000303 04000000 01000000 4............... ## ^------- unit_length (4-byte) ## ^--- version (2-byte) ## ^- address_size (1-byte) ## ^- segment_selector_size (1-byte) ## ^------- offset_entry_count (4-byte) ## ^------- offsets[0] (4-byte) # OVERWRITE-NEXT: 0x00000010 0000 .. --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_rnglists: - Length: 0x1234 Version: 6 AddressSize: 3 SegmentSelectorSize: 3 OffsetEntryCount: 4 Offsets: [ 0x01 ] Lists: - Entries: - Operator: DW_RLE_end_of_list - Entries: - Operator: DW_RLE_end_of_list ## f) Test that the default value of the address_size field in a 32-bit object file is 4. # RUN: yaml2obj --docnum=4 %s -o %t4.o # RUN: llvm-readelf --hex-dump=.debug_rnglists %t4.o | \ # RUN: FileCheck %s --check-prefix=ADDRSIZE32 # ADDRSIZE32: Hex dump of section '.debug_rnglists': # ADDRSIZE32-NEXT: 0x00000000 22000000 05000400 01000000 04000000 "............... ## ^- address_size (1-byte) # ADDRSIZE32-NEXT: 0x00000010 05341200 00063412 00002143 00000734 .4....4...!C...4 ## ^- DW_RLE_base_address (1-byte) ## ^-------- operands[0] (4-byte) ## ^- DW_RLE_start_end (1-byte) ## ^-------- operands[0] (4-byte) ## ^-------- operands[1] (4-byte) ## ^- DW_RLE_start_length (1-byte) ## ^- operands[0] (4-byte) # ADDRSIZE32-NEXT: 0x00000020 120000a1 8601 ...... ## ------ ## ^------ operands[1] (ULEB128) 0x4321 --- !ELF FileHeader: Class: ELFCLASS32 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_rnglists: - Lists: - Entries: - Operator: DW_RLE_base_address Values: [ 0x1234 ] - Operator: DW_RLE_start_end Values: [ 0x1234, 0x4321 ] - Operator: DW_RLE_start_length Values: [ 0x1234, 0x4321 ] ## g) Test that the address_size field can be specified manually and the size of ## corresponding operands will be changed accordingly. # RUN: yaml2obj --docnum=5 %s -o %t5.o # RUN: llvm-readelf --hex-dump=.debug_rnglists %t5.o | \ # RUN: FileCheck %s --check-prefix=ADDRSIZE # ADDRSIZE: Hex dump of section '.debug_rnglists': # ADDRSIZE-NEXT: 0x00000000 22000000 05000400 01000000 04000000 "............... ## ^- address_size 0x04 # ADDRSIZE-NEXT: 0x00000010 05341200 00063412 00002143 00000734 .4....4...!C...4 ## ^- DW_RLE_base_address ## ^-------- operands[0] (4-byte) ## ^- DW_RLE_start_end ## ^-------- operands[0] (4-byte) ## ^-------- operands[1] (4-byte) ## ^- DW_RLE_start_length ## ^- operands[0] (4-byte) # ADDRSIZE-NEXT: 0x00000020 120000b4 2400 ....$. ## ------ ## ^---- operands[1] (ULEB128) ## ^- DW_RLE_end_of_list --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_rnglists: - AddressSize: 4 Lists: - Entries: - Operator: DW_RLE_base_address Values: [ 0x1234 ] - Operator: DW_RLE_start_end Values: [ 0x1234, 0x4321 ] - Operator: DW_RLE_start_length Values: [ 0x1234, 0x1234 ] - Operator: DW_RLE_end_of_list ## h) Test that yaml2obj emits an error message if we try to assign an invalid value to ## 'AddressSize' when there is an entry whose operands contain address. # RUN: not yaml2obj -DOPERATOR=base_address -DVALUES=[0x01] --docnum=6 %s 2>&1 | \ # RUN: FileCheck -DOPERATOR=base_address %s --check-prefix=INVALID-ADDRSIZE # RUN: not yaml2obj -DOPERATOR=start_end -DVALUES=[0x01,0x02] --docnum=6 %s 2>&1 | \ # RUN: FileCheck -DOPERATOR=start_end %s --check-prefix=INVALID-ADDRSIZE # RUN: not yaml2obj -DOPERATOR=start_length -DVALUES=[0x01,0x02] --docnum=6 %s 2>&1 | \ # RUN: FileCheck -DOPERATOR=start_length %s --check-prefix=INVALID-ADDRSIZE # INVALID-ADDRSIZE: yaml2obj: error: unable to write address for the operator DW_RLE_[[OPERATOR]]: invalid integer write size: 3 --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_rnglists: - AddressSize: 3 Lists: - Entries: - Operator: DW_RLE_[[OPERATOR]] Values: [[VALUES]] ## i) Test that an invalid address_size can be used when there are no address-using operators. # RUN: yaml2obj --docnum=7 %s -o %t7.o # RUN: llvm-readelf --hex-dump=.debug_rnglists %t7.o | \ # RUN: FileCheck %s --check-prefix=ADDRSIZE-NOERROR # ADDRSIZE-NOERROR: Hex dump of section '.debug_rnglists': # ADDRSIZE-NOERROR-NEXT: 0x00000000 0e000000 05000300 01000000 04000000 ................ ## ^- address_size (1-byte) 0x03 # ADDRSIZE-NOERROR-NEXT: 0x00000010 0101 .. --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_rnglists: - AddressSize: 3 Lists: - Entries: - Operator: DW_RLE_base_addressx Values: [ 0x01 ] ## j) Test that yaml2obj emits an error message if we specify invalid numbers of operands ## for an operator. # RUN: not yaml2obj -DOPERATOR=end_of_list -DVALUES=[0x01] --docnum=8 %s 2>&1 | \ # RUN: FileCheck -DOPERATOR=end_of_list -DACTUAL=1 -DEXPECTED=0 %s --check-prefix=INVALID-OPERANDS # RUN: not yaml2obj -DOPERATOR=base_addressx -DVALUES=[] --docnum=8 %s 2>&1 | \ # RUN: FileCheck -DOPERATOR=base_addressx -DACTUAL=0 -DEXPECTED=1 %s --check-prefix=INVALID-OPERANDS # RUN: not yaml2obj -DOPERATOR=startx_endx -DVALUES=[0x01] --docnum=8 %s 2>&1 | \ # RUN: FileCheck -DOPERATOR=startx_endx -DACTUAL=1 -DEXPECTED=2 %s --check-prefix=INVALID-OPERANDS # RUN: not yaml2obj -DOPERATOR=startx_length -DVALUES=[0x01] --docnum=8 %s 2>&1 | \ # RUN: FileCheck -DOPERATOR=startx_length -DACTUAL=1 -DEXPECTED=2 %s --check-prefix=INVALID-OPERANDS # RUN: not yaml2obj -DOPERATOR=offset_pair -DVALUES=[] --docnum=8 %s 2>&1 | \ # RUN: FileCheck -DOPERATOR=offset_pair -DACTUAL=0 -DEXPECTED=2 %s --check-prefix=INVALID-OPERANDS # RUN: not yaml2obj -DOPERATOR=base_address -DVALUES=[0x01,0x02] --docnum=8 %s 2>&1 | \ # RUN: FileCheck -DOPERATOR=base_address -DACTUAL=2 -DEXPECTED=1 %s --check-prefix=INVALID-OPERANDS # RUN: not yaml2obj -DOPERATOR=start_end -DVALUES=[0x01,0x02,0x03] --docnum=8 %s 2>&1 | \ # RUN: FileCheck -DOPERATOR=start_end -DACTUAL=3 -DEXPECTED=2 %s --check-prefix=INVALID-OPERANDS # RUN: not yaml2obj -DOPERATOR=start_length -DVALUES=[0x01] --docnum=8 %s 2>&1 | \ # RUN: FileCheck -DOPERATOR=start_length -DACTUAL=1 -DEXPECTED=2 %s --check-prefix=INVALID-OPERANDS # INVALID-OPERANDS: yaml2obj: error: invalid number ([[ACTUAL]]) of operands for the operator: DW_RLE_[[OPERATOR]], [[EXPECTED]] expected --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_rnglists: - AddressSize: 3 Lists: - Entries: - Operator: DW_RLE_[[OPERATOR]] Values: [[VALUES]] ## k) Test that an empty list is allowed for a range list table. # RUN: yaml2obj --docnum=9 %s -o %t9.o # RUN: llvm-readelf --hex-dump=.debug_rnglists %t9.o | \ # RUN: FileCheck %s --check-prefix=EMPTY-LIST # EMPTY-LIST: Hex dump of section '.debug_rnglists': # EMPTY-LIST-NEXT: 0x00000000 08000000 05000800 00000000 ............ ## ^------- unit_length (4-byte) ## ^--- version (2-byte) ## ^--- address_size (1-byte) ## ^------- offset_entry_count (4-byte) --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_rnglists: - Lists: [] ## l) Generate the .debug_rnglists section from raw section content. # RUN: yaml2obj --docnum=10 %s -o %t10.o # RUN: llvm-readobj --sections --section-data %t10.o | \ # RUN: FileCheck %s -DSIZE=3 -DADDRALIGN=0 --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_rnglists Type: SHT_PROGBITS Content: "112233" ## m) Generate the .debug_rnglists section when the "Size" is specified. # RUN: yaml2obj --docnum=11 %s -o %t11.o # RUN: llvm-readelf --hex-dump=.debug_rnglists %t11.o | \ # RUN: FileCheck %s --check-prefix=SIZE # SIZE: Hex dump of section '.debug_rnglists': # SIZE-NEXT: 0x00000000 00000000 00000000 00000000 00000000 ................ # SIZE-EMPTY: --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC Sections: - Name: .debug_rnglists Type: SHT_PROGBITS Size: 0x10 ## n) Test that yaml2obj emits an error message when both the "Size" and the ## "debug_rnglists" entry are specified at the same time. # RUN: not yaml2obj --docnum=12 %s 2>&1 | FileCheck %s --check-prefix=ERROR # ERROR: yaml2obj: error: cannot specify section '.debug_rnglists' 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_rnglists Type: SHT_PROGBITS Size: 0x10 DWARF: debug_rnglists: - Lists: [] ## o) Test that yaml2obj emits an error message when both the "Content" and the ## "debug_rnglists" entry are specified at the same time. # RUN: not yaml2obj --docnum=13 %s 2>&1 | FileCheck %s --check-prefix=ERROR --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC Sections: - Name: .debug_rnglists Type: SHT_PROGBITS Content: "00" DWARF: debug_rnglists: - Lists: [] ## p) Test that all the properties can be overridden by the section header when ## the "debug_rnglists" entry doesn't exist. # RUN: yaml2obj --docnum=14 %s -o %t14.o # RUN: llvm-readelf --sections %t14.o | FileCheck %s --check-prefix=OVERRIDDEN # OVERRIDDEN: [Nr] Name Type Address Off Size ES Flg Lk Inf Al # OVERRIDDEN: [ 1] .debug_rnglists STRTAB 0000000000002020 000050 00000c 01 A 2 1 2 # OVERRIDDEN-NEXT: [ 2] .sec STRTAB 0000000000000000 00005c 000000 00 0 0 0 --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC Sections: - Name: .debug_rnglists 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: 0x0c ## Set the "Size" so that we can reuse the check tag "OVERRIDDEN". - Name: .sec ## Linked by .debug_rnglists. Type: SHT_STRTAB ## q) Test that all the properties can be overridden by the section header when ## the "debug_rnglists" entry exists. # RUN: yaml2obj --docnum=15 %s -o %t15.o # RUN: llvm-readelf --sections %t15.o | FileCheck %s --check-prefix=OVERRIDDEN --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC Sections: - Name: .debug_rnglists 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_rnglists. Type: SHT_STRTAB DWARF: debug_rnglists: - Lists: [] ## r) Test that the .debug_rnglists section header is emitted if the "debug_rnglists" ## entry is empty. # RUN: yaml2obj --docnum=16 %s -o %t16.o # RUN: llvm-readobj --sections --section-data %t16.o | \ # RUN: FileCheck -DSIZE=0 -DADDRALIGN=1 %s --check-prefixes=SHDR,EMPTY-CONTENT # EMPTY-CONTENT-NEXT: SectionData ( # EMPTY-CONTENT-NEXT: ) --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_rnglists: [] ## s) Test that we are able to generate a range list via raw binary data. # RUN: yaml2obj --docnum=17 %s -o %t17.o # RUN: llvm-readelf --hex-dump=.debug_rnglists %t17.o | \ # RUN: FileCheck %s --check-prefix=CUSTOM-LIST # CUSTOM-LIST: Hex dump of section '.debug_rnglists': # CUSTOM-LIST-NEXT: 0x00000000 29000000 05000800 03000000 0c000000 )............... ## ^------- unit_length (4-byte) ## ^--- version (2-byte) ## ^- address_size (1-byte) ## ^- segment_selector_size (1-byte) ## ^------- offset_entry_count (4-byte) ## ^------- offsets[0] (4-byte) # CUSTOM-LIST-NEXT: 0x00000010 11000000 19000000 02b424b4 24123456 ..........$.$.4V ## ^------- offsets[1] (4-byte) ## ^------- offsets[2] (4-byte) ## ^- DW_RLE_startx_endx ## ^--- operands[0] (ULEB128) 0x1234 ## ^---- operands[1] (ULEB128) 0x1234 ## ^----- custom list content # CUSTOM-LIST-NEXT: 0x00000020 7890abcd efabcdef 12345678 90 x........4Vx. ## ----------- ## ^----------------- custom list content --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_rnglists: - Lists: - Entries: - Operator: DW_RLE_startx_endx Values: [ 0x1234, 0x1234 ] - Content: '1234567890abcdef' - Content: 'abcdef1234567890' ## t) Test that yaml2obj emits an error message when 'Content' and 'Entries' are specified ## at the same time. # RUN: not yaml2obj --docnum=18 %s 2>&1 | FileCheck %s --check-prefix=ERR # ERR: YAML:{{.*}}: error: Entries and Content can't be used together # ERR-NEXT: - Entries: [] # ERR-NEXT: ^ --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_rnglists: - Lists: - Entries: [] Content: '' ## u) Test that when the "OffsetEntryCount" is specified to be 0 and "Offsets" is not specified, ## the offsets array is not emitted. # RUN: yaml2obj --docnum=19 -DENTRYCOUNT=0 %s -o %t19.o # RUN: llvm-readelf --hex-dump=.debug_rnglists %t19.o | \ # RUN: FileCheck %s --check-prefix=NO-OFFSETS # NO-OFFSETS: Hex dump of section '.debug_rnglists': # NO-OFFSETS-NEXT: 0x00000000 0e000000 05000800 00000000 02010202 ................ ## ^------- offset_entry_count (4-byte) ## ^- DW_RLE_startx_endx ## ^- operands[0] (ULEB128) 0x01 ## ^- operands[1] (ULEB128) 0x02 ## ^- DW_RLE_startx_endx # NO-OFFSETS-NEXT: 0x00000010 0102 .. ## ^- operands[0] (ULEB128) 0x01 ## ^- operands[1] (ULEB128) 0x02 --- !ELF FileHeader: Class: ELFCLASS64 Data: ELFDATA2LSB Type: ET_EXEC DWARF: debug_rnglists: - OffsetEntryCount: [[ENTRYCOUNT=]] Offsets: [[OFFSETS=]] Lists: - Entries: - Operator: DW_RLE_startx_endx Values: [ 0x01, 0x02 ] - Entries: - Operator: DW_RLE_startx_endx Values: [ 0x01, 0x02 ] ## v) Test that when the "Offsets" entry is specified to be empty and the "OffsetEntryCount" is not specified, ## the offsets array will be omitted. # RUN: yaml2obj --docnum=19 -DOFFSETS=[] %s -o %t20.o # RUN: llvm-readelf --hex-dump=.debug_rnglists %t20.o | \ # RUN: FileCheck %s --check-prefix=NO-OFFSETS ## w) Test that if "Offsets" is specified, the offsets array will be emitted accordingly, even when ## the "OffsetEntryCount" is specified to be 0. # RUN: yaml2obj --docnum=19 -DOFFSETS=[0x01,0x02,0x03] -DENTRYCOUNT=0 %s -o %t21.o # RUN: llvm-readelf --hex-dump=.debug_rnglists %t21.o | \ # RUN: FileCheck %s --check-prefix=OFFSETS # OFFSETS: Hex dump of section '.debug_rnglists': # OFFSETS-NEXT: 0x00000000 0e000000 05000800 00000000 01000000 ................ ## ^------- offset_entry_count (4-byte) ## ^------- offsets[0] (4-byte) # OFFSETS-NEXT: 0x00000010 02000000 03000000 02010202 0102 .............. ## ^------- offsets[1] (4-byte) ## ^------- offsets[2] (4-byte) ## ^- DW_RLE_startx_endx ## ^- operands[0] (ULEB128) 0x01 ## ^- operands[1] (ULEB128) 0x02 ## ^- DW_RLE_startx_endx ## ^- operands[0] (ULEB128) 0x01 ## ^- operands[1] (ULEB128) 0x02