831 lines · yaml
1## Test that yaml2obj emits .debug_line section.2 3## a) Generate the .debug_line section from the "DWARF" entry.4 5## Generate and verify a little endian DWARF32 .debug_line section.6 7# RUN: yaml2obj --docnum=1 -DENDIAN=ELFDATA2LSB %s -o %t1.le.o8# RUN: llvm-readobj --sections --section-data %t1.le.o | \9# RUN: FileCheck %s -DSIZE=50 -DADDRALIGN=1 --check-prefixes=SHDR,DWARF-LE-CONTENT10 11# SHDR: Index: 112# SHDR-NEXT: Name: .debug_line (1)13# SHDR-NEXT: Type: SHT_PROGBITS (0x1)14# SHDR-NEXT: Flags [ (0x0)15# SHDR-NEXT: ]16# SHDR-NEXT: Address: 0x017# SHDR-NEXT: Offset: 0x4018# SHDR-NEXT: Size: [[SIZE]]19# SHDR-NEXT: Link: 020# SHDR-NEXT: Info: 021# SHDR-NEXT: AddressAlignment: [[ADDRALIGN]]22# SHDR-NEXT: EntrySize: 023# DWARF-LE-CONTENT-NEXT: SectionData (24# DWARF-LE-CONTENT-NEXT: 0000: 70000000 02003200 00000102 0304050125## | | | | | | | | |26## | | | | | | | | +- standard_opcode_lengths[DW_LNS_copy] (1-byte) 0x0127## | | | | | | | +- opcode_base (1-byte) 0x0528## | | | | | | +- line_range (1-byte) 0x0429## | | | | | +- line_base (signed 1-byte) 0x0330## | | | | +- default_is_stmt (1-byte) 0x0231## | | | +- minimum_instruction_length (1-byte) 0x0132## | | +-------- prologue_length (4-byte) 5033## | +--- version (2-byte) 0x0234## +------- unit_length (4-byte) 0x7035##36# DWARF-LE-CONTENT-NEXT: 0010: 02030405 06070809 64697231 0064697237## | | | | | | | | | |38## | | | | | | | | | +----- include_directories[2] "dir2\0"39## | | | | | | | | +---------- include_directories[1] "dir1\0"40## | | | | | | | +- standard_opcode_lengths[DW_LNS_fixed_advance_pc] (1-byte) 0x0941## | | | | | | +- standard_opcode_lengths[DW_LNS_const_add_pc] (1-byte) 0x0842## | | | | | +- standard_opcode_lengths[DW_LNS_set_basic_block] (1-byte) 0x0743## | | | | +- standard_opcode_lengths[DW_LNS_negate_stmt] (1-byte) 0x0644## | | | +- standard_opcode_lengths[DW_LNS_set_column] (1-byte) 0x0545## | | +- standard_opcode_lengths[DW_LNS_set_file] (1-byte) 0x0446## | +- standard_opcode_lengths[DW_LNS_advance_line] (1-byte) 0x0347## +- standard_opcode_lengths[DW_LNS_advance_pc] (1-byte) 0x0248##49# DWARF-LE-CONTENT-NEXT: 0020: 32000061 2E630001 0203622E 6300020350## | | | | | | | | |51## | | | | | | | | +- ModTime (ULEB128) 0x0352## | | | | | | | +- DirIndex (ULEB128) 0x0253## | | | | | | +-------- file_names[2] "b.c\0"54## | | | | | +- Length (ULEB128) 0x0355## | | | | +- ModTime (ULEB128) 0x0256## | | | +- DirIndex (ULEB128) 0x0157## | | +-------- file_names[1] "a.c\0"58## | +- terminating entry (1-byte) 0x0059## +--- the last two bytes of "dir2\0"60##61# DWARF-LE-CONTENT-NEXT: 0030: 040062## | |63## | +- terminating entry (1-byte) 0x0064## +- Length (ULEB128) 0x0465# DWARF-LE-CONTENT-NEXT: )66 67--- !ELF68FileHeader:69 Class: ELFCLASS6470 Data: [[ENDIAN]]71 Type: ET_EXEC72DWARF:73 debug_line:74 - Length: 0x7075 Version: 276 PrologueLength: 5077 MinInstLength: 178 DefaultIsStmt: 279 LineBase: 380 LineRange: 481 OpcodeBase: 582 StandardOpcodeLengths: [ 1, 2, 3, 4, 5, 6, 7, 8, 9 ]83 IncludeDirs:84 - dir185 - dir286 Files:87 - Name: "a.c"88 DirIdx: 189 ModTime: 290 Length: 391 - Name: "b.c"92 DirIdx: 293 ModTime: 394 Length: 495 96## Generate and verify a big endian DWARF32 .debug_line section.97 98# RUN: yaml2obj --docnum=1 -DENDIAN=ELFDATA2MSB %s -o %t1.be.o99# RUN: llvm-readobj --sections --section-data %t1.be.o | \100# RUN: FileCheck %s -DSIZE=50 -DADDRALIGN=1 --check-prefixes=SHDR,DWARF-BE-CONTENT101 102# DWARF-BE-CONTENT-NEXT: SectionData (103# DWARF-BE-CONTENT-NEXT: 0000: 00000070 00020000 00320102 03040501104## | | | | | | | | |105## | | | | | | | | +- standard_opcode_lengths[DW_LNS_copy] (1-byte) 0x01106## | | | | | | | +- opcode_base (1-byte) 0x05107## | | | | | | +- line_range (1-byte) 0x04108## | | | | | +- line_base (signed 1-byte) 0x03109## | | | | +- default_is_stmt (1-byte) 0x02110## | | | +- minimum_instruction_length (1-byte) 0x01111## | | +-------- prologue_length (4-byte) 50112## | +--- version (2-byte) 0x02113## +------- unit_length (4-byte) 0x70114##115# DWARF-BE-CONTENT-NEXT: 0010: 02030405 06070809 64697231 00646972116## | | | | | | | | | |117## | | | | | | | | | +----- include_directories[2] "dir2\0"118## | | | | | | | | +---------- include_directories[1] "dir1\0"119## | | | | | | | +- standard_opcode_lengths[DW_LNS_fixed_advance_pc] (1-byte) 0x09120## | | | | | | +- standard_opcode_lengths[DW_LNS_const_add_pc] (1-byte) 0x08121## | | | | | +- standard_opcode_lengths[DW_LNS_set_basic_block] (1-byte) 0x07122## | | | | +- standard_opcode_lengths[DW_LNS_negate_stmt] (1-byte) 0x06123## | | | +- standard_opcode_lengths[DW_LNS_set_column] (1-byte) 0x05124## | | +- standard_opcode_lengths[DW_LNS_set_file] (1-byte) 0x04125## | +- standard_opcode_lengths[DW_LNS_advance_line] (1-byte) 0x03126## +- standard_opcode_lengths[DW_LNS_advance_pc] (1-byte) 0x02127##128# DWARF-BE-CONTENT-NEXT: 0020: 32000061 2E630001 0203622E 63000203129## | | | | | | | | |130## | | | | | | | | +- ModTime (ULEB128) 0x03131## | | | | | | | +- DirIndex (ULEB128) 0x02132## | | | | | | +-------- file_names[2] "b.c\0"133## | | | | | +- Length (ULEB128) 0x03134## | | | | +- ModTime (ULEB128) 0x02135## | | | +- DirIndex (ULEB128) 0x01136## | | +-------- file_names[1] "a.c\0"137## | +- terminating entry (1-byte) 0x00138## +--- the last two bytes of "dir2\0"139##140# DWARF-BE-CONTENT-NEXT: 0030: 0400141## | |142## | +- terminating entry (1-byte) 0x00143## +- Length (ULEB128) 0x04144# DWARF-BE-CONTENT-NEXT: )145 146## b) Generate the .debug_line section from raw section content.147 148# RUN: yaml2obj --docnum=2 %s -o %t2.o149# RUN: llvm-readobj --sections --section-data %t2.o | \150# RUN: FileCheck %s -DSIZE=3 -DADDRALIGN=0 --check-prefixes=SHDR,ARBITRARY-CONTENT151 152# ARBITRARY-CONTENT: SectionData (153# ARBITRARY-CONTENT-NEXT: 0000: 112233 |."3|154# ARBITRARY-CONTENT-NEXT: )155 156--- !ELF157FileHeader:158 Class: ELFCLASS64159 Data: ELFDATA2LSB160 Type: ET_EXEC161Sections:162 - Name: .debug_line163 Type: SHT_PROGBITS164 Content: "112233"165 166## c) Generate the .debug_line section when the "Size" is specified.167 168# RUN: yaml2obj --docnum=3 %s -o %t3.o169# RUN: llvm-readobj --sections --section-data %t3.o | \170# RUN: FileCheck %s -DSIZE=16 -DADDRALIGN=0 --check-prefixes=SHDR,SIZE171 172# SIZE: SectionData (173# SIZE-NEXT: 0000: 00000000 00000000 00000000 00000000 |................|174# SIZE-NEXT: )175 176--- !ELF177FileHeader:178 Class: ELFCLASS64179 Data: ELFDATA2LSB180 Type: ET_EXEC181Sections:182 - Name: .debug_line183 Type: SHT_PROGBITS184 Size: 0x10185 186## d) Test that yaml2obj emits an error message when both the "Size" and the187## "debug_line" entry are specified at the same time.188 189# RUN: not yaml2obj --docnum=4 %s 2>&1 | FileCheck %s --check-prefix=ERROR190 191# ERROR: yaml2obj: error: cannot specify section '.debug_line' contents in the 'DWARF' entry and the 'Content' or 'Size' in the 'Sections' entry at the same time192 193--- !ELF194FileHeader:195 Class: ELFCLASS64196 Data: ELFDATA2LSB197 Type: ET_EXEC198Sections:199 - Name: .debug_line200 Type: SHT_PROGBITS201 Size: 0x10202DWARF:203 debug_line:204 - Length: 0x70205 Version: 2206 PrologueLength: 50207 MinInstLength: 1208 DefaultIsStmt: 1209 LineBase: 1210 LineRange: 14211 OpcodeBase: 13212 StandardOpcodeLengths: []213 214## e) Test that yaml2obj emits an error message when both the "Content" and the215## "debug_line" entry are specified at the same time.216 217# RUN: not yaml2obj --docnum=5 %s 2>&1 | FileCheck %s --check-prefix=ERROR218 219--- !ELF220FileHeader:221 Class: ELFCLASS64222 Data: ELFDATA2LSB223 Type: ET_EXEC224Sections:225 - Name: .debug_line226 Type: SHT_PROGBITS227 Content: "00"228DWARF:229 debug_line:230 - Length: 0x70231 Version: 2232 PrologueLength: 50233 MinInstLength: 1234 DefaultIsStmt: 1235 LineBase: 1236 LineRange: 14237 OpcodeBase: 13238 StandardOpcodeLengths: []239 240## f) Test that all the properties can be overridden by the section header when241## the "debug_line" entry doesn't exist.242 243# RUN: yaml2obj --docnum=6 %s -o %t6.o244# RUN: llvm-readelf --sections %t6.o | FileCheck %s --check-prefix=OVERRIDDEN245 246# OVERRIDDEN: [Nr] Name Type Address Off Size ES Flg Lk Inf Al247# OVERRIDDEN: [ 1] .debug_line STRTAB 0000000000002020 000050 000011 01 A 2 1 2248# OVERRIDDEN-NEXT: [ 2] .sec STRTAB 0000000000000000 000061 000000 00 0 0 0249 250--- !ELF251FileHeader:252 Class: ELFCLASS64253 Data: ELFDATA2LSB254 Type: ET_EXEC255Sections:256 - Name: .debug_line257 Type: SHT_STRTAB # SHT_PROGBITS by default.258 Flags: [SHF_ALLOC] # 0 by default.259 Link: .sec # 0 by default.260 EntSize: 1 # 0 by default.261 Info: 1 # 0 by default.262 AddressAlign: 2 # 0 by default.263 Address: 0x2020 # 0x00 by default.264 Offset: 0x50 # 0x40 for the first section.265 Size: 0x11 # Set the "Size" so that we can reuse the check tag "OVERRIDDEN".266 - Name: .sec # Linked by .debug_line.267 Type: SHT_STRTAB268 269## g) Test that all the properties can be overridden by the section header when270## the "debug_line" entry exists.271 272# RUN: yaml2obj --docnum=7 %s -o %t7.o273# RUN: llvm-readelf --sections %t7.o | FileCheck %s --check-prefix=OVERRIDDEN274 275--- !ELF276FileHeader:277 Class: ELFCLASS64278 Data: ELFDATA2LSB279 Type: ET_EXEC280Sections:281 - Name: .debug_line282 Type: SHT_STRTAB # SHT_PROGBITS by default.283 Flags: [SHF_ALLOC] # 0 by default.284 Link: .sec # 0 by default.285 EntSize: 1 # 0 by default.286 Info: 1 # 0 by default.287 AddressAlign: 2 # 1 by default.288 Address: 0x2020 # 0x00 by default.289 Offset: 0x50 # 0x40 for the first section.290 - Name: .sec # Linked by .debug_line.291 Type: SHT_STRTAB292DWARF:293 debug_line:294 - Length: 0x70295 Version: 2296 PrologueLength: 50297 MinInstLength: 1298 DefaultIsStmt: 1299 LineBase: 1300 LineRange: 14301 OpcodeBase: 13302 StandardOpcodeLengths: []303 304## h) Test that the address size is inferred from the target machine.305 306# RUN: yaml2obj --docnum=8 -DBITS=64 -DADDR=0x1234567890abcdef %s -o %t8.64-bit.o307# RUN: llvm-readelf --hex-dump=.debug_line %t8.64-bit.o | \308# RUN: FileCheck %s --check-prefix=ADDRSIZE -DADDR="efcdab90 78563412"309 310# ADDRSIZE: Hex dump of section '.debug_line':311# ADDRSIZE-NEXT: 0x00000000 34120000 02003412 00000101 010e0d00 4.....4.........312## ^------- unit_length (4-byte)313## ^--- version (2-byte)314## ^-------- header_length (4-byte)315## ^- minimum_instruction_length (1-byte)316## ^- default_is_stmt (1-byte)317## ^- line_base (1-byte)318## ^- line_range (1-byte)319## ^- opcode_base (1-byte)320## ^- null byte for terminating include_directories321# ADDRSIZE-NEXT: 0x00000010 00000902 [[ADDR]]322## ^- null byte for terminating file_names323## ^- DW_LNS_extended_op324## ^- extended op length (ULEB128) 0x09325## ^- DW_LNE_set_address326## ^------- address327 328# RUN: yaml2obj --docnum=8 -DBITS=32 -DADDR=0x12345678 %s -o %t8.32-bit.o329# RUN: llvm-readelf --hex-dump=.debug_line %t8.32-bit.o | \330# RUN: FileCheck %s --check-prefix=ADDRSIZE -DADDR="78563412"331 332--- !ELF333FileHeader:334 Class: ELFCLASS[[BITS]]335 Data: ELFDATA2LSB336 Type: ET_EXEC337DWARF:338 debug_line:339 - Length: 0x1234340 Version: 2341 PrologueLength: 0x1234342 MinInstLength: 1343 DefaultIsStmt: 1344 LineBase: 1345 LineRange: 14346 OpcodeBase: 13347 StandardOpcodeLengths: []348 Opcodes:349 - Opcode: DW_LNS_extended_op350 ExtLen: 9351 SubOpcode: DW_LNE_set_address352 Data: [[ADDR]]353 354## i) Test that yaml2obj is able to emit correct opcodes.355 356# RUN: yaml2obj --docnum=9 %s -o %t9.o357# RUN: llvm-readelf --hex-dump=.debug_line %t9.o | FileCheck %s --check-prefix=OPCODES358 359# OPCODES: Hex dump of section '.debug_line':360# OPCODES-NEXT: 0x00000000 34120000 04003412 00000101 01010e0d 4.....4.........361## ^------- unit_length (4-byte)362## ^--- version (2-byte)363## ^-------- header_length (4-byte)364## ^- minimum_instruction_length (1-byte)365## ^- maximum_operations_per_instruction (1-byte)366## ^- default_is_stmt (1-byte)367## ^- line_base (1-byte)368## ^- line_range (1-byte)369## ^- opcode_base (1-byte)370# OPCODES-NEXT: 0x00000010 00000102 b42403b4 2404b424 05b42406 .....$..$..$..$.371## ^- null byte for terminating include_directories372## ^- null byte for terminating file_names373## ^- DW_LNS_copy (1-byte)374## ^- DW_LNS_advance_pc375## ^--- operands[0] (ULEB128) 0x1234376## ^- DW_LNS_advance_line377## ^---- operands[0] (SLEB128) 0x1234378## ^- DW_LNS_set_file379## ^--- operands[0] (ULEB128) 0x1234380## ^- DW_LNS_set_column381## ^--- operands[0] (ULEB128) 0x1234382## ^- DW_LNS_negate_stmt383# OPCODES-NEXT: 0x00000020 07080934 120a0b0c b4240009 01000902 ...4.....$......384## ^- DW_LNS_set_basic_block385## ^- DW_LNS_const_add_pc386## ^- DW_LNS_fixed_advance_pc387## ^---- operands[0] (uhalf, 2-byte)388## ^- DW_LNS_set_prologue_end389## ^- DW_LNS_set_epilogue_begin390## ^- DW_LNS_set_isa391## ^--- operands[0] (ULEB128) 0x1234392## ^- DW_LNS_extended_op393## ^- extended op length (ULEB128) 0x09394## ^- DW_LNE_end_sequence395## ^- DW_LNS_extended_op396## ^- extended op length (ULEB128) 0x09397## ^- DW_LNE_set_address398# OPCODES-NEXT: 0x00000030 34120000 00000000 00090361 62636400 4..........abcd.399## ^---------------- operands[0] (8-byte)400## ^- DW_LNS_extended_op401## ^- extended op length (ULEB128) 0x09402## ^- DW_LNE_define_file403## ^---------- operands[0] "abcd\0"404# OPCODES-NEXT: 0x00000040 b424b424 b4240009 04b424 .$.$.$....$405## ^--- operands[1] (ULEB128) 0x1234406## ^--- operands[2] (ULEB128) 0x1234407## ^--- operands[3] (ULEB128) 0x1234408## ^- DW_LNS_extended_op409## ^- extended op length (ULEB128) 0x09410## ^- DW_LNE_set_discriminator411## ^--- operands[0] (ULEB128) 0x1234412 413--- !ELF414FileHeader:415 Class: ELFCLASS64416 Data: ELFDATA2LSB417 Type: ET_EXEC418DWARF:419 debug_line:420 - Length: 0x1234421 Version: 4422 PrologueLength: 0x1234423 MinInstLength: 1424 MaxOpsPerInst: 1425 DefaultIsStmt: 1426 LineBase: 1427 LineRange: 14428 OpcodeBase: 13429 StandardOpcodeLengths: []430 Opcodes:431 - Opcode: DW_LNS_copy432 - Opcode: DW_LNS_advance_pc433 Data: 0x1234434 - Opcode: DW_LNS_advance_line435 SData: 0x1234436 - Opcode: DW_LNS_set_file437 Data: 0x1234438 - Opcode: DW_LNS_set_column439 Data: 0x1234440 - Opcode: DW_LNS_negate_stmt441 - Opcode: DW_LNS_set_basic_block442 - Opcode: DW_LNS_const_add_pc443 - Opcode: DW_LNS_fixed_advance_pc444 Data: 0x1234445 - Opcode: DW_LNS_set_prologue_end446 - Opcode: DW_LNS_set_epilogue_begin447 - Opcode: DW_LNS_set_isa448 Data: 0x1234449 - Opcode: DW_LNS_extended_op450 ExtLen: 0x09451 SubOpcode: DW_LNE_end_sequence452 - Opcode: DW_LNS_extended_op453 ExtLen: 0x09454 SubOpcode: DW_LNE_set_address455 Data: 0x1234456 - Opcode: DW_LNS_extended_op457 ExtLen: 0x09458 SubOpcode: DW_LNE_define_file459 FileEntry:460 Name: abcd461 DirIdx: 0x1234462 ModTime: 0x1234463 Length: 0x1234464 - Opcode: DW_LNS_extended_op465 ExtLen: 0x09466 SubOpcode: DW_LNE_set_discriminator467 Data: 0x1234468 469## j) Test that yaml2obj is able to infer the length and header_length fields.470 471# RUN: yaml2obj --docnum=10 %s -o %t10.o472# RUN: llvm-readelf --hex-dump=.debug_line %t10.o | FileCheck %s --check-prefix=INFER-LENGTH473 474# INFER-LENGTH: Hex dump of section '.debug_line':475# INFER-LENGTH-NEXT: 0x00000000 2e000000 04002500 00000101 01fb0e04 ......%.........476## ^------- unit_length (4-byte) 0x2e477## ^--- version (2-byte)478## ^-------- header_length (4-byte) 0x25479## ^- minimum_instruction_length (1-byte)480## ^- maximum_operations_per_instruction (1-byte)481## ^- default_is_stmt (1-byte)482## ^- line_base (1-byte) -5483## ^- line_range (1-byte)484## ^- opcode_base (1-byte)485# INFER-LENGTH-NEXT: 0x00000010 00010174 656d7031 0074656d 70320000 ...temp1.temp2..486## ^----- standard_opcode_lengths (3-byte)487## ^------------- include_directories[1] "temp1\0"488## ^------------ include_directories[2] "temp1\0"489## ^- include_directories null byte490# INFER-LENGTH-NEXT: 0x00000020 612e6300 01000062 2e630002 00000000 a.c....b.c......491## ^------- file_names[1] file name "a.c\0"492## ^- file_names[1] directory index (ULEB128) 0x01493## ^- file_names[1] file length (ULEB128) 0x00494## ^- file_names[1] modification time 0x00495## ^-------- file_names[2] file name "b.c\0"496## ^- file_names[2] directory index (ULEB128) 0x02497## ^- file_names[2] file length (ULEB128) 0x00498## ^- file_names[2] modification time 0x00499## ^- file_names null byte500## ^- DW_LNS_extended_op501# INFER-LENGTH-NEXT: 0x00000030 0101ffff ffff2500 00000000 00000400 ......%.........502## ^- extended op length (ULEB128) 0x01503## ^- DW_LNE_end_sequence504## ^-------------------------- unit_length (12-byte)505## ^--- version (2-byte)506# INFER-LENGTH-NEXT: 0x00000040 18000000 00000000 010101fb 0e040001 ................507## ^---------------- header_length (8-byte)508## ^- minimum_instruction_length (1-byte)509## ^- maximum_operations_per_instruction (1-byte)510## ^- default_is_stmt (1-byte)511## ^- line_base (1-byte) -5512## ^- line_range (1-byte)513## ^- opcode_base (1-byte)514## ^--- standard_opcode_lengths (3-byte)515# INFER-LENGTH-NEXT: 0x00000050 0174656d 70330000 632e6300 01000000 .temp3..c.c.....516## --517## ^------------ include_directories[1] "temp3\0"518## ^- include_directories null byte519## ^------- file_names[1] file name "a.c\0"520## ^- file_names[1] directory index (ULEB128) 0x01521## ^- file_names[1] file length (ULEB128) 0x00522## ^- file_names[1] modification time 0x00523## ^- file_names null byte524# INFER-LENGTH-NEXT: 0x00000060 000101 ...525## ^- DW_LNS_extended_op526## ^- extended op length (ULEB128) 0x01527## ^- DW_LNE_end_sequence528 529--- !ELF530FileHeader:531 Class: ELFCLASS64532 Data: ELFDATA2LSB533 Type: ET_EXEC534DWARF:535 debug_line:536 - Version: 4537 MinInstLength: 1538 MaxOpsPerInst: 1539 DefaultIsStmt: 1540 LineBase: 251541 LineRange: 14542 OpcodeBase: 4543 StandardOpcodeLengths: [ 0, 1, 1 ]544 IncludeDirs:545 - temp1546 - temp2547 Files:548 - Name: a.c549 DirIdx: 1550 ModTime: 0551 Length: 0552 - Name: b.c553 DirIdx: 2554 ModTime: 0555 Length: 0556 Opcodes:557 - Opcode: DW_LNS_extended_op558 ExtLen: 1559 SubOpcode: DW_LNE_end_sequence560 - Format: DWARF64561 Version: 4562 MinInstLength: 1563 MaxOpsPerInst: 1564 DefaultIsStmt: 1565 LineBase: 251566 LineRange: 14567 OpcodeBase: 4568 StandardOpcodeLengths: [ 0, 1, 1 ]569 IncludeDirs:570 - temp3571 Files:572 - Name: c.c573 DirIdx: 1574 ModTime: 0575 Length: 0576 Opcodes:577 - Opcode: DW_LNS_extended_op578 ExtLen: 1579 SubOpcode: DW_LNE_end_sequence580 581## k) Test that we can omit the include_directories, file_names and opcodes582## fields of the line table.583 584# RUN: yaml2obj --docnum=11 %s -o %t11.o585# RUN: llvm-readelf --hex-dump=.debug_line %t11.o | \586# RUN: FileCheck %s --check-prefix=OMIT-FIELDS587 588# OMIT-FIELDS: Hex dump of section '.debug_line':589# OMIT-FIELDS-NEXT: 0x00000000 11000000 04000b00 00000101 01fb0e04 ................590## ^------- unit_length (4-byte)591## ^--- version (2-byte)592## ^-------- header_length (4-byte)593## ^- minimum_instruction_length (1-byte)594## ^- maximum_operations_per_instruction (1-byte)595## ^- default_is_stmt (1-byte)596## ^- line_base (1-byte) -5597## ^- line_range (1-byte)598## ^- opcode_base (1-byte)599# OMIT-FIELDS-NEXT: 0x00000010 00010100 00 .....600## ^----- standard_opcode_lengths (3-byte)601## ^- include_directories null byte (1-byte)602## ^- file_names null byte (1-byte)603 604--- !ELF605FileHeader:606 Class: ELFCLASS64607 Data: ELFDATA2LSB608 Type: ET_EXEC609DWARF:610 debug_line:611 - Version: 4612 MinInstLength: 1613 MaxOpsPerInst: 1614 DefaultIsStmt: 1615 LineBase: 251616 LineRange: 14617 OpcodeBase: 4618 StandardOpcodeLengths: [ 0, 1, 1 ]619 620## l) Test that we can specify or omit the ExtLen field of extended opcodes.621 622# RUN: yaml2obj --docnum=12 %s -o %t12.o623# RUN: llvm-readelf --hex-dump=.debug_line %t12.o | \624# RUN: FileCheck %s --check-prefix=EXTLEN --strict-whitespace625 626# EXTLEN: Hex dump of section '.debug_line':627# EXTLEN-NEXT: 0x00000000 20000000 04000800 00000101 01fb0e01628## ^---------------------------------- line number program header629# EXTLEN-NEXT: 0x00000010 0000000c 03616263 6400b424 b424b424630## ----631## ^- DW_LNS_extended_op632## ^- extended opcode length (ULEB128) 12633## ^- DW_LNE_define_file634## ^---------- "abcd\0"635## ^--- directory index (ULEB128) 0x1234636## ^--- modification time (ULEB128) 0x1234637## ^--- file length (ULEB128) 0x1234638# EXTLEN-NEXT: 0x00000020 00b42401{{ }}639## ^- DW_LNS_extended_op640## ^--- extended opcode length (ULEB128) 0x1234641## ^- DW_LNE_end_sequence642 643--- !ELF644FileHeader:645 Class: ELFCLASS64646 Data: ELFDATA2LSB647 Type: ET_EXEC648DWARF:649 debug_line:650 - Version: 4651 MinInstLength: 1652 MaxOpsPerInst: 1653 DefaultIsStmt: 1654 LineBase: 251655 LineRange: 14656 OpcodeBase: 1657 StandardOpcodeLengths: []658 Opcodes:659 - Opcode: DW_LNS_extended_op660 ## Omit the ExtLen field.661 SubOpcode: DW_LNE_define_file662 FileEntry:663 Name: abcd664 DirIdx: 0x1234665 ModTime: 0x1234666 Length: 0x1234667 - Opcode: DW_LNS_extended_op668 ## Specify the ExtLen field.669 ExtLen: 0x1234670 SubOpcode: DW_LNE_end_sequence671 672## m) Test how yaml2obj generates the opcode_base and the673## standard_opcode_lengths fields.674 675## Both the opcode_base and the standard_opcode_lengths fields are not676## specified (DWARFv2).677 678# RUN: yaml2obj --docnum=13 -DVERSION=2 -DMAXOPSPERINST='' %s -o %t13.o679# RUN: llvm-readelf --hex-dump=.debug_line %t13.o | \680# RUN: FileCheck %s --check-prefix=OPCODEBASEV2681 682# OPCODEBASEV2: Hex dump of section '.debug_line':683# OPCODEBASEV2-NEXT: 0x00000000 16000000 02001000 00000101 00010a00 ................684## ^- opcode_base (10)685## ^- standard_opcode_lengths[DW_LNS_copy] = 0686# OPCODEBASEV2-NEXT: 0x00000010 01010101 00000001 0000 ..........687## ^- standard_opcode_lengths[DW_LNS_advance_pc] = 1688## ^- standard_opcode_lengths[DW_LNS_advance_line] = 1689## ^- standard_opcode_lengths[DW_LNS_set_file] = 1690## ^- standard_opcode_lengths[DW_LNS_set_column] = 1691## ^- standard_opcode_lengths[DW_LNS_negate_stmt] = 0692## ^- standard_opcode_lengths[DW_LNS_set_basic_block] = 0693## ^- standard_opcode_lengths[DW_LNS_const_add_pc] = 0694## ^- standard_opcode_lengths[DW_LNS_fixed_advance_pc] = 1695## ^--- terminators for include_directories and file_names696 697--- !ELF698FileHeader:699 Class: ELFCLASS64700 Data: ELFDATA2LSB701 Type: ET_EXEC702DWARF:703 debug_line:704 - Version: [[VERSION=4]]705 MinInstLength: 1706 [[MAXOPSPERINST=MaxOpsPerInst: 0]]707 DefaultIsStmt: 1708 LineBase: 0709 LineRange: 1710 OpcodeBase: [[OPCODEBASE=<none>]]711 StandardOpcodeLengths: [[STANDARDOPCODELENGTHS=<none>]]712 713## Both the opcode_base and the standard_opcode_lengths fields are not714## specified (DWARFv3).715 716# RUN: yaml2obj --docnum=13 -DVERSION=3 -DMAXOPSPERINST='' %s -o %t14.o717# RUN: llvm-readelf --hex-dump=.debug_line %t14.o | \718# RUN: FileCheck %s --check-prefix=OPCODEBASEV3719 720# OPCODEBASEV3: Hex dump of section '.debug_line':721# OPCODEBASEV3-NEXT: 0x00000000 19000000 03001300 00000101 00010d00 ................722## ^- opcode_base (13)723## ^- standard_opcode_lengths[DW_LNS_copy] = 0724# OPCODEBASEV3-NEXT: 0x00000010 01010101 00000001 00000100 00 .............725## ^- standard_opcode_lengths[DW_LNS_advance_pc] = 1726## ^- standard_opcode_lengths[DW_LNS_advance_line] = 1727## ^- standard_opcode_lengths[DW_LNS_set_file] = 1728## ^- standard_opcode_lengths[DW_LNS_set_column] = 1729## ^- standard_opcode_lengths[DW_LNS_negate_stmt] = 0730## ^- standard_opcode_lengths[DW_LNS_set_basic_block] = 0731## ^- standard_opcode_lengths[DW_LNS_const_add_pc] = 0732## ^- standard_opcode_lengths[DW_LNS_fixed_advance_pc] = 1733## ^- standard_opcode_lengths[DW_LNS_set_prologue_end] = 0734## ^- standard_opcode_lengths[DW_LNS_set_epilogue_begin] = 0735## ^- standard_opcode_lengths[DW_LNS_set_isa] = 1736## ^---- terminators for include_directories and file_names737 738## Both the opcode_base and the standard_opcode_lengths fields are not739## specified (DWARFv4).740 741# RUN: yaml2obj --docnum=13 %s -o %t15.o742# RUN: llvm-readelf --hex-dump=.debug_line %t15.o | \743# RUN: FileCheck %s --check-prefix=OPCODEBASEV4744 745# OPCODEBASEV4: Hex dump of section '.debug_line':746# OPCODEBASEV4-NEXT: 0x00000000 1a000000 04001400 00000100 0100010d ................747## ^- opcode_base (13)748# OPCODEBASEV4-NEXT: 0x00000010 00010101 01000000 01000001 0000 ..............749## ^- standard_opcode_lengths[DW_LNS_copy] = 0750## ^- standard_opcode_lengths[DW_LNS_advance_pc] = 1751## ^- standard_opcode_lengths[DW_LNS_advance_line] = 1752## ^- standard_opcode_lengths[DW_LNS_set_file] = 1753## ^- standard_opcode_lengths[DW_LNS_set_column] = 1754## ^- standard_opcode_lengths[DW_LNS_negate_stmt] = 0755## ^- standard_opcode_lengths[DW_LNS_set_basic_block] = 0756## ^- standard_opcode_lengths[DW_LNS_const_add_pc] = 0757## ^- standard_opcode_lengths[DW_LNS_fixed_advance_pc] = 1758## ^- standard_opcode_lengths[DW_LNS_set_prologue_end] = 0759## ^- standard_opcode_lengths[DW_LNS_set_epilogue_begin] = 0760## ^- standard_opcode_lengths[DW_LNS_set_isa] = 1761## ^--- terminators for include_directories and file_names762 763## Specify the opcode_base field (opcode_base == 0).764 765# RUN: yaml2obj --docnum=13 -DOPCODEBASE=0 %s -o %t16.o766# RUN: llvm-readelf --hex-dump=.debug_line %t16.o | \767# RUN: FileCheck %s --check-prefix=ZERO-OPCODEBASE768 769# ZERO-OPCODEBASE: Hex dump of section '.debug_line':770# ZERO-OPCODEBASE-NEXT: 0x00000000 0e000000 04000800 00000100 01000100 ................771## ^- opcode_base (0)772# ZERO-OPCODEBASE-NEXT: 0x00000010 0000 ..773## ^--- terminators for include_directories and file_names774 775## Specify the opcode_base field (opcode_base != 0, opcode_base - 1 < 12).776## The standard_opcode_lengths array will be truncated.777 778# RUN: yaml2obj --docnum=13 -DOPCODEBASE=4 %s -o %t17.o779# RUN: llvm-readelf --hex-dump=.debug_line %t17.o | \780# RUN: FileCheck %s --check-prefix=OPCODEBASE781 782# OPCODEBASE: Hex dump of section '.debug_line':783# OPCODEBASE-NEXT: 0x00000000 11000000 04000b00 00000100 01000104 ................784## ^- opcode_base (4)785# OPCODEBASE-NEXT: 0x00000010 00010100 00 .....786## ^----- standard_opcode_lengths (3-byte)787## ^---- terminators for include_directories and file_names788 789## Specify the opcode_base field (opcode_base != 0, opcode_base - 1 > 12).790## The standard_opcode_lengths array will be extended.791 792# RUN: yaml2obj --docnum=13 -DOPCODEBASE=20 %s -o %t18.o793# RUN: llvm-readelf --hex-dump=.debug_line %t18.o | \794# RUN: FileCheck %s --check-prefix=OPCODEBASE1795 796# OPCODEBASE1: Hex dump of section '.debug_line':797# OPCODEBASE1-NEXT: 0x00000000 21000000 04001b00 00000100 01000114 !...............798## ^- opcode_base (20)799# OPCODEBASE1-NEXT: 0x00000010 00010101 01000000 01000001 00000000 ................800## ^------------------------- standard_opcode_lengths defined in DWARFv5 (12-byte)801## ^------- extended standard_opcode_lengths (7-byte)802# OPCODEBASE1-NEXT: 0x00000020 00000000 00 .....803## ------804## ^---- terminators for include_directories and file_names805 806## Specify the standard_opcode_lengths field.807 808# RUN: yaml2obj --docnum=13 -DSTANDARDOPCODELENGTHS=[0,1,0] %s -o %t19.o809# RUN: llvm-readelf --hex-dump=.debug_line %t19.o | \810# RUN: FileCheck %s --check-prefix=OPCODELENGTHS811 812# OPCODELENGTHS: Hex dump of section '.debug_line':813# OPCODELENGTHS-NEXT: 0x00000000 11000000 04000b00 00000100 01000104 ................814## ^- opcode_base (4)815# OPCODELENGTHS-NEXT: 0x00000010 00010000 00 .....816## ^----- standard_opcode_lengths (3-byte)817## ^---- terminators for include_directories and file_names818 819## Specify both the opcode_base and the standard_opcode_lengths fields.820 821# RUN: yaml2obj --docnum=13 -DOPCODEBASE=2 -DSTANDARDOPCODELENGTHS=[0,1,0] %s -o %t20.o822# RUN: llvm-readelf --hex-dump=.debug_line %t20.o | \823# RUN: FileCheck %s --check-prefix=OPCODEBASE-LENGTHS824 825# OPCODEBASE-LENGTHS: Hex dump of section '.debug_line':826# OPCODEBASE-LENGTHS-NEXT: 0x00000000 11000000 04000b00 00000100 01000102 ................827## ^- opcode_base (2)828# OPCODEBASE-LENGTHS-NEXT: 0x00000010 00010000 00 .....829## ^----- standard_opcode_lengths (3-byte)830## ^---- terminators for include_directories and file_names831