## 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=<none>]]
Offsets: [[OFFSETS=<none>]]
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
Codebase Browser
llvm