1027 lines
48 KiB
YAML
1027 lines
48 KiB
YAML
## Test that yaml2obj emits .debug_info section.
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## a) Generate the .debug_info section from the "DWARF" entry.
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## Generate and verify a DWARF32 little endian .debug_info (DWARFv5) section.
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# RUN: yaml2obj --docnum=1 -DENDIAN=ELFDATA2LSB %s -o %t1.le.o
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# RUN: llvm-readobj --sections --section-data %t1.le.o | \
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# RUN: FileCheck -DINDEX=2 -DNAME=15 -DOFFSET=0x9B -DSIZE=179 -DADDRALIGN=1 %s --check-prefixes=SHDR,DWARF32-LE-CONTENT
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# SHDR: Index: [[INDEX]]
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# SHDR-NEXT: Name: .debug_info ([[NAME]])
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# SHDR-NEXT: Type: SHT_PROGBITS (0x1)
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# SHDR-NEXT: Flags [ (0x0)
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# SHDR-NEXT: ]
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# SHDR-NEXT: Address: 0x0
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# SHDR-NEXT: Offset: [[OFFSET]]
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# SHDR-NEXT: Size: [[SIZE]]
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# SHDR-NEXT: Link: 0
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# SHDR-NEXT: Info: 0
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# SHDR-NEXT: AddressAlignment: [[ADDRALIGN]]
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# SHDR-NEXT: EntrySize: 0
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# DWARF32-LE-CONTENT-NEXT: SectionData (
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# DWARF32-LE-CONTENT-NEXT: 0000: 34120000 05000204 34120000 01785634
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## ^------- unit_length (4-byte)
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## ^--- version (2-byte)
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## ^- unit_type (1-byte) DW_UT_type
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## ^- address_size (1-byte)
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## ^------- debug_abbrev_offset (4-byte)
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## ^- abbreviation code (LEB128) 0x01
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## ^----- Form: DW_FORM_addr (4-byte)
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# DWARF32-LE-CONTENT-NEXT: 0010: 12020012 34020000 00123434 12785634
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## --
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## ^--- Form: DW_FORM_block2 size (2-byte)
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## ^- ^- Form: DW_FORM_block2 body (2-byte)
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## ^-------- Form: DW_FORM_block4 size (4-byte)
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## ^-^- Form: DW_FORM_block4 body (2-byte)
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## ^---- Form: DW_FORM_data2 (2-byte)
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## ^----- Form: DW_FORM_data4 (4-byte)
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# DWARF32-LE-CONTENT-NEXT: 0020: 12F0DEBC 9A785634 12616263 64000212
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## --
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## ^----------------- Form: DW_FORM_data8 (8-byte)
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## ^---------- Form: DW_FORM_string "abcd\0"
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## ^- Form: DW_FORM_block size (ULEB128)
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## ^- Form: DW_FORM_block body (2-byte)
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# DWARF32-LE-CONTENT-NEXT: 0030: 34021234 1201B424 78563412 B4247856
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## ^- Form: DW_FORM_block body
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## ^- Form: DW_FORM_block1 size (1-byte)
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## ^-^- Form: DW_FORM_block1 body (2-byte)
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## ^- Form: DW_FORM_data1 (1-byte)
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## ^- Form: DW_FORM_flag (1-byte)
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## ^--- Form: DW_FORM_sdata (SLEB128) 0x1234
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## ^------- Form: DW_FORM_strp (4-byte)
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## ^--- Form: DW_FORM_udata (ULEB128) 0x1234
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## ^--- Form: DW_FORM_ref_addr (4-byte)
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# DWARF32-LE-CONTENT-NEXT: 0040: 34121234 12785634 12F0DEBC 9A785634
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## ----
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## ^- Form: DW_FORM_ref1 (1-byte)
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## ^---- Form: DW_FORM_ref2 (2-byte)
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## ^-------- Form: DW_FORM_ref4 (4-byte)
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## ^-------------- Form: DW_FORM_ref8 (8-byte)
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# DWARF32-LE-CONTENT-NEXT: 0050: 12B42408 65666768 00341200 00021234
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## --
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## ^--- Form: DW_FORM_ref_udata (ULEB128) 0x1234
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## ^- Form: DW_FORM_indirect (ULEB128) DW_FORM_string
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## ^---------- "efgh\0"
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## ^-------- Form: DW_FORM_sec_offset (4-byte)
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## ^- Form: DW_FORM_exprloc size (ULEB128) 0x02
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## ^-^- Form: DW_FORM_exprloc body (2-byte)
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# DWARF32-LE-CONTENT-NEXT: 0060: B424B424 78563412 78563412 78563412
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## ^--- Form: DW_FORM_strx (ULEB128)
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## ^--- Form: DW_FORM_addrx (ULEB128)
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## ^------- Form: DW_FORM_ref_sup4 (4-byte)
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## ^------- Form: DW_FORM_strp_sup (4-byte)
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## ^------- Form: DW_FORM_line_strp (4-byte)
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# DWARF32-LE-CONTENT-NEXT: 0070: F0DEBC9A 78563412 B424B424 F0DEBC9A
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## ^---------------- Form: DW_FORM_ref_sig8 (8-byte)
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## ^--- Form: DW_FORM_loclistx (ULEB128)
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## ^--- Form: DW_FORM_rnglistx (ULEB128)
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## ^------- Form: DW_FORM_ref_sup8 (8-byte)
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# DWARF32-LE-CONTENT-NEXT: 0080: 78563412 12341278 56341212 34127856
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## --------
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## ^- Form: DW_FORM_strx1 (1-byte)
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## ^--- Form: DW_FORM_strx2 (2-byte)
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## ^-------- Form: DW_FORM_strx4 (4-byte)
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## ^- Form: DW_FORM_addrx1 (1-byte)
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## ^--- Form: DW_FORM_addrx2 (1-byte)
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## ^--- Form: DW_FORM_addrx4 (4-byte)
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# DWARF32-LE-CONTENT-NEXT: 0090: 34123412 00000500 01043412 00000078
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## ----
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## ^-------- unit_length (4-byte)
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## ^--- version (2-byte)
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## ^- unit_type (1-byte)
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## ^- address_size (1-byte)
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## ^-------- debug_abbrev_offset (4-byte)
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## ^- abbrev code (ULEB128) 0x00
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## ^- unit_length (4-byte)
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# DWARF32-LE-CONTENT-NEXT: 00A0: 56000004 00785600 00040178 56341202
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## ------
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## ^---- version (2-byte)
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## ^-------- debug_abbrev_offset (4-byte)
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## ^- address_size (1-byte)
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## ^- abbrev code (ULEB128) 0x01
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## ^-------- Form: DW_FORM_addr
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## ^- Form: DW_FORM_block2 size (2-byte)
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# DWARF32-LE-CONTENT-NEXT: 00B0: 001234
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## --
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## ^-^- Form: DW_FORM_block2 body (2-byte)
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# DWARF32-LE-CONTENT-NEXT: )
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: [[ENDIAN]]
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Type: ET_EXEC
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DWARF:
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debug_abbrev:
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- Table:
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- Code: 1
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Tag: DW_TAG_compile_unit
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Children: DW_CHILDREN_no
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Attributes:
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- Attribute: 0x01
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Form: DW_FORM_addr ## 0x01
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- Attribute: 0x01
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Form: DW_FORM_block2 ## 0x03
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- Attribute: 0x01
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Form: DW_FORM_block4 ## 0x04
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- Attribute: 0x01
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Form: DW_FORM_data2 ## 0x05
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- Attribute: 0x01
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Form: DW_FORM_data4 ## 0x06
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- Attribute: 0x01
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Form: DW_FORM_data8 ## 0x07
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- Attribute: 0x01
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Form: DW_FORM_string ## 0x08
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- Attribute: 0x01
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Form: DW_FORM_block ## 0x09
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- Attribute: 0x01
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Form: DW_FORM_block1 ## 0x0a
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- Attribute: 0x01
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Form: DW_FORM_data1 ## 0x0b
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- Attribute: 0x01
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Form: DW_FORM_flag ## 0x0c
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- Attribute: 0x01
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Form: DW_FORM_sdata ## 0x0d
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- Attribute: 0x01
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Form: DW_FORM_strp ## 0x0e
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- Attribute: 0x01
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Form: DW_FORM_udata ## 0x0f
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- Attribute: 0x01
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Form: DW_FORM_ref_addr ## 0x10
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- Attribute: 0x01
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Form: DW_FORM_ref1 ## 0x11
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- Attribute: 0x01
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Form: DW_FORM_ref2 ## 0x12
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- Attribute: 0x01
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Form: DW_FORM_ref4 ## 0x13
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- Attribute: 0x01
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Form: DW_FORM_ref8 ## 0x14
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- Attribute: 0x01
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Form: DW_FORM_ref_udata ## 0x15
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- Attribute: 0x01
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Form: DW_FORM_indirect ## 0x16
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- Attribute: 0x01
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Form: DW_FORM_sec_offset ## 0x17
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- Attribute: 0x01
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Form: DW_FORM_exprloc ## 0x18
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- Attribute: 0x01
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Form: DW_FORM_strx ## 0x1a
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- Attribute: 0x01
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Form: DW_FORM_addrx ## 0x1b
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- Attribute: 0x01
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Form: DW_FORM_ref_sup4 ## 0x1c
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- Attribute: 0x01
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Form: DW_FORM_strp_sup ## 0x1d
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- Attribute: 0x01
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Form: DW_FORM_data16 ## 0x1e
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- Attribute: 0x01
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Form: DW_FORM_line_strp ## 0x1f
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- Attribute: 0x01
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Form: DW_FORM_ref_sig8 ## 0x20
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- Attribute: 0x01
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Form: DW_FORM_implicit_const ## 0x21
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Value: 0x01
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- Attribute: 0x01
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Form: DW_FORM_loclistx ## 0x22
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- Attribute: 0x01
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Form: DW_FORM_rnglistx ## 0x23
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- Attribute: 0x01
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Form: DW_FORM_ref_sup8 ## 0x24
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- Attribute: 0x01
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Form: DW_FORM_strx1 ## 0x25
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- Attribute: 0x01
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Form: DW_FORM_strx2 ## 0x26
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- Attribute: 0x01
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Form: DW_FORM_strx3 ## 0x27
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- Attribute: 0x01
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Form: DW_FORM_strx4 ## 0x28
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- Attribute: 0x01
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Form: DW_FORM_addrx1 ## 0x29
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- Attribute: 0x01
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Form: DW_FORM_addrx2 ## 0x2a
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- Attribute: 0x01
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Form: DW_FORM_addrx3 ## 0x2b
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- Attribute: 0x01
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Form: DW_FORM_addrx4 ## 0x2c
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debug_info:
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- Length: 0x1234
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Version: 5
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UnitType: DW_UT_type
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AbbrOffset: 0x1234
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AddrSize: 4
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Entries:
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- AbbrCode: 1
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Values:
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- Value: 0x12345678 ## DW_FORM_addr
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- BlockData: ## DW_FORM_block2
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- 0x12
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- 0x34
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- BlockData: ## DW_FORM_block4
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- 0x12
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- 0x34
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- Value: 0x1234 ## DW_FORM_data2
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- Value: 0x12345678 ## DW_FORM_data4
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- Value: 0x123456789abcdef0 ## DW_FORM_data8
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- CStr: abcd ## DW_FORM_string
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- BlockData: ## DW_FORM_block
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- 0x12
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- 0x34
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- BlockData: ## DW_FORM_block1
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- 0x12
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- 0x34
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- Value: 0x12 ## DW_FORM_data1
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- Value: 0x01 ## DW_FORM_flag
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- Value: 0x1234 ## DW_FORM_sdata
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- Value: 0x12345678 ## DW_FORM_strp
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- Value: 0x1234 ## DW_FORM_udata
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- Value: 0x12345678 ## DW_FORM_ref_addr
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- Value: 0x12 ## DW_FORM_ref1
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- Value: 0x1234 ## DW_FORM_ref2
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- Value: 0x12345678 ## DW_FORM_ref4
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- Value: 0x123456789abcdef0 ## DW_FORM_ref8
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- Value: 0x1234 ## DW_FORM_ref_udata
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- Value: 0x08 ## DW_FORM_indirect. The following value's form is 0x08, which is DW_FORM_string.
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- CStr: efgh
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- Value: 0x1234 ## DW_FORM_sec_offset
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- BlockData: ## DW_FORM_exprloc
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- 0x12
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- 0x34
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- Value: 0x1234 ## DW_FORM_strx
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- Value: 0x1234 ## DW_FORM_addrx
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- Value: 0x12345678 ## DW_FORM_ref_sup4
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- Value: 0x12345678 ## DW_FORM_strp_sup
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- Value: 0x1234 ## DW_FORM_data16 (unimplemented)
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- Value: 0x12345678 ## DW_FORM_line_strp
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- Value: 0x123456789abcdef0 ## DW_FORM_ref_sig8
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- Value: 0x1234 ## DW_FORM_implicit_const (unimplemented)
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- Value: 0x1234 ## DW_FORM_loclistx
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- Value: 0x1234 ## DW_FORM_rnglistx
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- Value: 0x123456789abcdef0 ## DW_FORM_ref_sup8
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- Value: 0x12 ## DW_FORM_strx1
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- Value: 0x1234 ## DW_FORM_strx2
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- Value: 0x123456 ## DW_FORM_strx3 (unimplemented)
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- Value: 0x12345678 ## DW_FORM_strx4
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- Value: 0x12 ## DW_FORM_addrx1
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- Value: 0x1234 ## DW_FORM_addrx2
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- Value: 0x123456 ## DW_FORM_addrx3 (unimplemented)
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- Value: 0x12345678 ## DW_FORM_addrx4
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- Length: 0x1234
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Version: 5
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## Test another unit type.
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UnitType: DW_UT_compile
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AbbrOffset: 0x1234
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AddrSize: 4
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Entries:
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- AbbrCode: 0
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Values: []
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- Length: 0x5678
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## Test DWARFv4
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Version: 4
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AbbrevTableID: 0
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AbbrOffset: 0x5678
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AddrSize: 4
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Entries:
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- AbbrCode: 1
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Values:
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- Value: 0x12345678 ## DW_FORM_addr
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- BlockData: ## DW_FORM_block2
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- 0x12
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- 0x34
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## Generate and verify a DWARF32 big endian .debug_info (DWARFv4) section.
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# RUN: yaml2obj --docnum=1 -DENDIAN=ELFDATA2MSB %s -o %t1.be.o
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# RUN: llvm-readobj --sections --section-data %t1.be.o | \
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# RUN: FileCheck -DINDEX=2 -DNAME=15 -DOFFSET=0x9B -DSIZE=179 -DADDRALIGN=1 %s --check-prefixes=SHDR,DWARF32-BE-CONTENT
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# DWARF32-BE-CONTENT-NEXT: SectionData (
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# DWARF32-BE-CONTENT-NEXT: 0000: 00001234 00050204 00001234 01123456
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## ^------- unit_length (4-byte)
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## ^--- version (2-byte)
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## ^- unit_type (1-byte) DW_UT_type
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## ^- address_size (1-byte)
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## ^------- debug_abbrev_offset (4-byte)
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## ^- abbreviation code (LEB128) 0x01
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## ^----- Form: DW_FORM_addr (4-byte)
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# DWARF32-BE-CONTENT-NEXT: 0010: 78000212 34000000 02123412 34123456
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## --
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## ^--- Form: DW_FORM_block2 size (2-byte)
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## ^- ^- Form: DW_FORM_block2 body (2-byte)
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## ^-------- Form: DW_FORM_block4 size (4-byte)
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## ^-^- Form: DW_FORM_block4 body (2-byte)
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## ^---- Form: DW_FORM_data2 (2-byte)
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## ^----- Form: DW_FORM_data4 (4-byte)
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# DWARF32-BE-CONTENT-NEXT: 0020: 78123456 789ABCDE F0616263 64000212
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## --
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## ^----------------- Form: DW_FORM_data8 (8-byte)
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## ^---------- Form: DW_FORM_string "abcd\0"
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## ^- Form: DW_FORM_block size (ULEB128)
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## ^- Form: DW_FORM_block body (2-byte)
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# DWARF32-BE-CONTENT-NEXT: 0030: 34021234 1201B424 12345678 B4241234
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## ^- Form: DW_FORM_block body
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## ^- Form: DW_FORM_block1 size (1-byte)
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## ^-^- Form: DW_FORM_block1 body (2-byte)
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## ^- Form: DW_FORM_data1 (1-byte)
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## ^- Form: DW_FORM_flag (1-byte)
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## ^--- Form: DW_FORM_sdata (SLEB128) 0x1234
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## ^------- Form: DW_FORM_strp (4-byte)
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## ^--- Form: DW_FORM_udata (ULEB128) 0x1234
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## ^--- Form: DW_FORM_ref_addr (4-byte)
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# DWARF32-BE-CONTENT-NEXT: 0040: 56781212 34123456 78123456 789ABCDE
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## ----
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## ^- Form: DW_FORM_ref1 (1-byte)
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## ^---- Form: DW_FORM_ref2 (2-byte)
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## ^-------- Form: DW_FORM_ref4 (4-byte)
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## ^-------------- Form: DW_FORM_ref8 (8-byte)
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# DWARF32-BE-CONTENT-NEXT: 0050: F0B42408 65666768 00000012 34021234
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## --
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## ^--- Form: DW_FORM_ref_udata (ULEB128) 0x1234
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## ^- Form: DW_FORM_indirect (ULEB128) DW_FORM_string
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## ^---------- "efgh\0"
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## ^-------- Form: DW_FORM_sec_offset (4-byte)
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## ^- Form: DW_FORM_exprloc size (ULEB128) 0x02
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## ^-^- Form: DW_FORM_exprloc body (2-byte)
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# DWARF32-BE-CONTENT-NEXT: 0060: B424B424 12345678 12345678 12345678
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## ^--- Form: DW_FORM_strx (ULEB128)
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## ^--- Form: DW_FORM_addrx (ULEB128)
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## ^------- Form: DW_FORM_ref_sup4 (4-byte)
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## ^------- Form: DW_FORM_strp_sup (4-byte)
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## ^------- Form: DW_FORM_line_strp (4-byte)
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# DWARF32-BE-CONTENT-NEXT: 0070: 12345678 9ABCDEF0 B424B424 12345678
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## ^---------------- Form: DW_FORM_ref_sig8 (8-byte)
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## ^--- Form: DW_FORM_loclistx (ULEB128)
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## ^--- Form: DW_FORM_rnglistx (ULEB128)
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## ^------- Form: DW_FORM_ref_sup8 (8-byte)
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# DWARF32-BE-CONTENT-NEXT: 0080: 9ABCDEF0 12123412 34567812 12341234
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## --------
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## ^- Form: DW_FORM_strx1 (1-byte)
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## ^--- Form: DW_FORM_strx2 (2-byte)
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## ^-------- Form: DW_FORM_strx4 (4-byte)
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## ^- Form: DW_FORM_addrx1 (1-byte)
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## ^--- Form: DW_FORM_addrx2 (1-byte)
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## ^--- Form: DW_FORM_addrx4 (4-byte)
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# DWARF32-BE-CONTENT-NEXT: 0090: 56780000 12340005 01040000 12340000
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## ----
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## ^-------- unit_length (4-byte)
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## ^--- version (2-byte)
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## ^- unit_type (1-byte)
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## ^- address_size (1-byte)
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## ^-------- debug_abbrev_offset (4-byte)
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## ^- abbrev code (ULEB128) 0x00
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## ^- unit_length (4-byte)
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# DWARF32-BE-CONTENT-NEXT: 00A0: 00567800 04000056 78040112 34567800
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## ------
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## ^---- version (2-byte)
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## ^-------- debug_abbrev_offset (4-byte)
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## ^- address_size (1-byte)
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## ^- abbrev code (ULEB128) 0x01
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## ^-------- Form: DW_FORM_addr
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## ^- Form: DW_FORM_block2 size (2-byte)
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# DWARF32-BE-CONTENT-NEXT: 00B0: 021234
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## --
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## ^-^- Form: DW_FORM_block2 body (2-byte)
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# DWARF32-BE-CONTENT-NEXT: )
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## b) Generate the .debug_info section from raw section content.
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# RUN: yaml2obj --docnum=2 %s -o %t2.o
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# RUN: llvm-readobj --sections --section-data %t2.o | \
|
|
# RUN: FileCheck -DINDEX=1 -DNAME=1 -DOFFSET=0x40 -DSIZE=3 -DADDRALIGN=0 %s --check-prefixes=SHDR,ARBITRARY-CONTENT
|
|
|
|
# ARBITRARY-CONTENT-NEXT: SectionData (
|
|
# ARBITRARY-CONTENT-NEXT: 0000: 112233
|
|
# ARBITRARY-CONTENT-NEXT: )
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
Sections:
|
|
- Name: .debug_info
|
|
Type: SHT_PROGBITS
|
|
Content: "112233"
|
|
|
|
## c) Generate the .debug_info section when the "Size" is specified.
|
|
|
|
# RUN: yaml2obj --docnum=3 %s -o %t3.o
|
|
# RUN: llvm-readobj --sections --section-data %t3.o | \
|
|
# RUN: FileCheck -DINDEX=1 -DNAME=1 -DOFFSET=0x40 -DSIZE=16 -DADDRALIGN=0 %s --check-prefixes=SHDR,SIZE
|
|
|
|
# SIZE-NEXT: SectionData (
|
|
# SIZE-NEXT: 0000: 00000000 00000000 00000000 00000000
|
|
# SIZE-NEXT: )
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
Sections:
|
|
- Name: .debug_info
|
|
Type: SHT_PROGBITS
|
|
Size: 0x10
|
|
|
|
## d) Test that yaml2obj emits an error message when both the "Size" and the
|
|
## "debug_info" entry are specified at the same time.
|
|
|
|
# RUN: not yaml2obj --docnum=4 %s 2>&1 | FileCheck %s --check-prefix=AMBIGUOUS-CONTENT
|
|
|
|
# AMBIGUOUS-CONTENT: yaml2obj: error: cannot specify section '.debug_info' 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_info
|
|
Type: SHT_PROGBITS
|
|
Size: 0x10
|
|
DWARF:
|
|
debug_abbrev:
|
|
- Table:
|
|
- Code: 1
|
|
Tag: DW_TAG_compile_unit
|
|
Children: DW_CHILDREN_no
|
|
debug_info:
|
|
- Length: 0x1234
|
|
Version: 5
|
|
UnitType: DW_UT_type
|
|
AbbrOffset: 0x1234
|
|
Entries: []
|
|
|
|
## e) Test that yaml2obj emits an error message when both the "Content" and the
|
|
## "debug_info" entry are specified at the same time.
|
|
|
|
# RUN: not yaml2obj --docnum=5 %s 2>&1 | FileCheck %s --check-prefix=AMBIGUOUS-CONTENT
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
Sections:
|
|
- Name: .debug_info
|
|
Type: SHT_PROGBITS
|
|
Content: "00"
|
|
DWARF:
|
|
debug_abbrev:
|
|
- Table:
|
|
- Code: 1
|
|
Tag: DW_TAG_compile_unit
|
|
Children: DW_CHILDREN_no
|
|
debug_info:
|
|
- Length: 0x1234
|
|
Version: 5
|
|
UnitType: DW_UT_type
|
|
AbbrOffset: 0x1234
|
|
Entries: []
|
|
|
|
## f) Test that all the properties can be overridden by the section header when
|
|
## the "debug_info" entry doesn't exist.
|
|
|
|
# RUN: yaml2obj --docnum=6 %s -o %t6.o
|
|
# RUN: llvm-readelf --sections %t6.o | FileCheck %s --check-prefix=OVERRIDDEN
|
|
|
|
# OVERRIDDEN: [Nr] Name Type Address Off Size ES Flg Lk Inf Al
|
|
# OVERRIDDEN: [ 1] .debug_info STRTAB 0000000000002020 000050 00000d 01 A 2 1 2
|
|
# OVERRIDDEN-NEXT: [ 2] .sec STRTAB 0000000000000000 00005d 000000 00 0 0 0
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
Sections:
|
|
- Name: .debug_info
|
|
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: 0x0d ## Set the "Size" so that we can reuse the check tag "OVERRIDDEN".
|
|
- Name: .sec ## Linked by .debug_info.
|
|
Type: SHT_STRTAB
|
|
|
|
## g) Test that all the properties can be overridden by the section header when
|
|
## the "debug_info" entry exists.
|
|
|
|
# RUN: yaml2obj --docnum=7 %s -o %t7.o
|
|
# RUN: llvm-readelf --sections %t7.o | FileCheck %s --check-prefix=OVERRIDDEN
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
Sections:
|
|
- Name: .debug_info
|
|
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.
|
|
- Name: .sec ## Linked by .debug_info.
|
|
Type: SHT_STRTAB
|
|
DWARF:
|
|
debug_abbrev:
|
|
- Table:
|
|
- Code: 1
|
|
Tag: DW_TAG_compile_unit
|
|
Children: DW_CHILDREN_no
|
|
debug_info:
|
|
- Length: 0x1234
|
|
Version: 5
|
|
UnitType: DW_UT_type
|
|
AbbrOffset: 0x1234
|
|
Entries:
|
|
- AbbrCode: 0
|
|
Values: []
|
|
|
|
## h) Test that yaml2obj doesn't crash when the 'Entries' of a compilation unit is empty.
|
|
|
|
# RUN: yaml2obj --docnum=8 %s -o %t8.o
|
|
# RUN: llvm-readelf --hex-dump=.debug_info %t8.o | \
|
|
# RUN: FileCheck %s --check-prefix=EMPTY-ENTRIES --match-full-lines
|
|
|
|
# EMPTY-ENTRIES: Hex dump of section '.debug_info':
|
|
# EMPTY-ENTRIES-NEXT: 0x00000000 34120000 05000204 34120000 4.......4...
|
|
# EMPTY-ENTRIES-EMPTY:
|
|
## ^- 'Entries' is empty
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS32
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
DWARF:
|
|
debug_info:
|
|
- Length: 0x1234
|
|
Version: 5
|
|
UnitType: DW_UT_type
|
|
AbbrOffset: 0x1234
|
|
Entries: []
|
|
|
|
## h) Test that yaml2obj emits values in the DIE according to the abbreviation whose
|
|
## index is equal to the value in 'AbbrevCode'.
|
|
|
|
# RUN: yaml2obj --docnum=9 %s -o %t9.o
|
|
# RUN: llvm-readelf --hex-dump=.debug_info %t9.o | \
|
|
# RUN: FileCheck %s --check-prefix=FORM --match-full-lines
|
|
|
|
# FORM: Hex dump of section '.debug_info':
|
|
# FORM-NEXT: 0x00000000 34120000 05000204 34120000 02341221 4.......4....4.!
|
|
## ^------- unit_length (4-byte)
|
|
## ^- abbreviation code (ULEB128)
|
|
## ^--- Form: DW_FORM_data2 (2-byte)
|
|
## ^- Form: DW_FORM_data4 (4-byte)
|
|
# FORM-NEXT: 0x00000010 43658701 21436587 341200 Ce..!Ce.4..
|
|
## ------
|
|
## ^- abbreviation code (ULEB128)
|
|
## ^------- Form: DW_FORM_data4 (4-byte)
|
|
## ^--- Form: DW_FORM_data2 (2-byte)
|
|
## ^- abbreviation code (ULEB128)
|
|
# FORM-EMPTY:
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS32
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
DWARF:
|
|
debug_abbrev:
|
|
- Table:
|
|
- Tag: DW_TAG_compile_unit
|
|
Children: DW_CHILDREN_yes
|
|
Attributes:
|
|
- Attribute: DW_AT_low_pc
|
|
Form: DW_FORM_data4
|
|
- Attribute: DW_AT_high_pc
|
|
Form: DW_FORM_data2
|
|
- Tag: DW_TAG_subprogram
|
|
Children: DW_CHILDREN_no
|
|
Attributes:
|
|
- Attribute: DW_AT_low_pc
|
|
Form: DW_FORM_data2
|
|
- Attribute: DW_AT_high_pc
|
|
Form: DW_FORM_data4
|
|
debug_info:
|
|
- Length: 0x1234
|
|
Version: 5
|
|
UnitType: DW_UT_type
|
|
AbbrOffset: 0x1234
|
|
Entries:
|
|
## Test that yaml2obj emits values when the abbrev code is specified.
|
|
- AbbrCode: 2
|
|
Values:
|
|
- Value: 0x1234
|
|
- Value: 0x87654321
|
|
## Test that yaml2obj emits values when the abbrev code is specified to
|
|
## be lower than the first abbrev.
|
|
- AbbrCode: 1
|
|
Values:
|
|
- Value: 0x87654321
|
|
- Value: 0x1234
|
|
## Test that yaml2obj ignores the contents of entries with abbrev code 0.
|
|
- AbbrCode: 0
|
|
Values:
|
|
- Value: 0x1234
|
|
|
|
## i) Test that yaml2obj reports an error when 'debug_info' has values in its
|
|
## entries but 'debug_abbrev' doesn't have enough attributes for them.
|
|
|
|
# RUN: not yaml2obj --docnum=10 %s -o %t10.o 2>&1 | \
|
|
# RUN: FileCheck %s --check-prefixes=ERROR
|
|
|
|
# ERROR: yaml2obj: error: abbrev code must be less than or equal to the number of entries in abbreviation table
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
DWARF:
|
|
debug_abbrev:
|
|
- Table: []
|
|
debug_info:
|
|
- Length: 0x1234
|
|
Version: 5
|
|
UnitType: DW_UT_type
|
|
AbbrOffset: 0x1234
|
|
Entries:
|
|
- AbbrCode: 1
|
|
Values:
|
|
- Value: 0x1234
|
|
|
|
## j) Test that yaml2obj emits the correct DWARF64 unit headers.
|
|
|
|
## DWARFv5 unit header.
|
|
|
|
# RUN: yaml2obj --docnum=11 %s -o %t11.o
|
|
# RUN: llvm-readelf --hex-dump=.debug_info %t11.o | \
|
|
# RUN: FileCheck %s --check-prefix=DWARFV5-HEADER
|
|
|
|
# DWARFV5-HEADER: Hex dump of section '.debug_info':
|
|
# DWARFV5-HEADER-NEXT: 0x00000000 ffffffff 0c000000 00000000 05000208 ................
|
|
## ^------------------------- unit_length (12-byte)
|
|
## ^--- version (2-byte)
|
|
## ^- unit_type (1-byte)
|
|
## ^- address_size (1-byte)
|
|
# DWARFV5-HEADER-NEXT: 0x00000010 34120000 00000000 4.......
|
|
## ^---------------- debug_abbrev_offset (8-byte)
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
DWARF:
|
|
debug_info:
|
|
- Format: DWARF64
|
|
Length: 0x0c
|
|
Version: 5
|
|
UnitType: DW_UT_type
|
|
AbbrOffset: 0x1234
|
|
Entries: []
|
|
|
|
## DWARFv4 unit header.
|
|
|
|
# RUN: yaml2obj --docnum=12 %s -o %t12.o
|
|
# RUN: llvm-readelf --hex-dump=.debug_info %t12.o | \
|
|
# RUN: FileCheck %s --check-prefix=DWARFV4-HEADER
|
|
|
|
# DWARFV4-HEADER: Hex dump of section '.debug_info':
|
|
# DWARFV4-HEADER-NEXT: 0x00000000 ffffffff 0c000000 00000000 04003412 ..............4.
|
|
## ^------------------------- unit_length (12-byte)
|
|
## ^--- version (2-byte)
|
|
## ^--- debug_abbrev_offset (8-byte)
|
|
# DWARFV4-HEADER-NEXT: 0x00000010 00000000 000008 .......
|
|
## -------------
|
|
## ^- address_size (1-byte)
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
DWARF:
|
|
debug_info:
|
|
- Format: DWARF64
|
|
Length: 0x0c
|
|
Version: 4
|
|
AbbrOffset: 0x1234
|
|
Entries: []
|
|
|
|
## k) Test that yaml2obj is able to emit a correct length for compilation units.
|
|
|
|
# RUN: yaml2obj --docnum=13 %s -o %t13.o
|
|
# RUN: llvm-readelf --hex-dump=.debug_info %t13.o | \
|
|
# RUN: FileCheck %s --check-prefix=INFER-LENGTH
|
|
|
|
# INFER-LENGTH: Hex dump of section '.debug_info':
|
|
# INFER-LENGTH-NEXT: 0x00000000 37000000 04000000 00000801 00000000 7...............
|
|
## ^------- unit_length (0x37)
|
|
## ^--- version (2-byte)
|
|
## ^-------- debug_abbrev_offset (4-byte)
|
|
## ^- address_size (1-byte)
|
|
## ^- abbrev code (ULEB128) 0x01
|
|
## ^------- Form: DW_FORM_strp (4-byte)
|
|
# INFER-LENGTH-NEXT: 0x00000010 0c001600 00000000 00001e00 00002011 .............. .
|
|
## ^--- Form: DW_FORM_data2 (2-byte)
|
|
## ^-------- Form: DW_FORM_strp (4-byte)
|
|
## ^-------- Form: DW_FORM_sec_offset (4-byte)
|
|
## ^-------- Form: DW_FORM_strp (4-byte)
|
|
## ^--- Form: DW_FORM_addr (8-byte)
|
|
# INFER-LENGTH-NEXT: 0x00000020 00000000 00003300 00000220 11000000 ......3.... ....
|
|
## -------------
|
|
## ^-------- Form: DW_FORM_data4 (4-byte)
|
|
## ^- abbrev code (ULEB128) 0x02
|
|
## ^---------- Form: DW_FORM_addr (8-byte)
|
|
# INFER-LENGTH-NEXT: 0x00000030 00000006 00000038 000000 .......8...
|
|
## ------
|
|
## ^-------- Form: DW_FORM_data4 (4-byte)
|
|
## ^-------- Form: DW_FORM_strp (4-byte)
|
|
|
|
## The handwritten DIEs should look like:
|
|
|
|
## 0x0000000b: DW_TAG_compile_unit [1] *
|
|
## DW_AT_producer [DW_FORM_strp] ( .debug_str[0x00000000] = "clang version 10.0.0 ")
|
|
## DW_AT_language [DW_FORM_data2] (DW_LANG_C99)
|
|
## DW_AT_name [DW_FORM_strp] ( .debug_str[0x00000016] = "hello.c")
|
|
## DW_AT_stmt_list [DW_FORM_sec_offset] (0x00000000)
|
|
## DW_AT_comp_dir [DW_FORM_strp] ( .debug_str[0x0000001e] = "/home/v/x/llvm/playground")
|
|
## DW_AT_low_pc [DW_FORM_addr] (0x0000000000001120)
|
|
## DW_AT_high_pc [DW_FORM_data4] (0x00000033)
|
|
##
|
|
## 0x0000002a: DW_TAG_subprogram [2]
|
|
## DW_AT_low_pc [DW_FORM_addr] (0x0000000000001120)
|
|
## DW_AT_high_pc [DW_FORM_data4] (0x00000006)
|
|
## DW_AT_name [DW_FORM_strp] ( .debug_str[0x00000038] = "main")
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
DWARF:
|
|
debug_str:
|
|
- "clang version 10.0.0 "
|
|
- "hello.c"
|
|
- "/home/v/x/llvm/playground"
|
|
- "main"
|
|
debug_abbrev:
|
|
- Table:
|
|
- Code: 1
|
|
Tag: DW_TAG_compile_unit
|
|
Children: DW_CHILDREN_yes
|
|
Attributes:
|
|
- Attribute: DW_AT_producer
|
|
Form: DW_FORM_strp
|
|
- Attribute: DW_AT_language
|
|
Form: DW_FORM_data2
|
|
- Attribute: DW_AT_name
|
|
Form: DW_FORM_strp
|
|
- Attribute: DW_AT_stmt_list
|
|
Form: DW_FORM_sec_offset
|
|
- Attribute: DW_AT_comp_dir
|
|
Form: DW_FORM_strp
|
|
- Attribute: DW_AT_low_pc
|
|
Form: DW_FORM_addr
|
|
- Attribute: DW_AT_high_pc
|
|
Form: DW_FORM_data4
|
|
- Code: 2
|
|
Tag: DW_TAG_subprogram
|
|
Children: DW_CHILDREN_no
|
|
Attributes:
|
|
- Attribute: DW_AT_low_pc
|
|
Form: DW_FORM_addr
|
|
- Attribute: DW_AT_high_pc
|
|
Form: DW_FORM_data4
|
|
- Attribute: DW_AT_name
|
|
Form: DW_FORM_strp
|
|
debug_info:
|
|
- Version: 4
|
|
AbbrOffset: 0x00
|
|
Entries:
|
|
- AbbrCode: 1
|
|
Values:
|
|
- Value: 0x00 ## DW_AT_producer [DW_FORM_strp]
|
|
- Value: 0x0c ## DW_LANG_C99, DW_AT_language [DW_FORM_data2]
|
|
- Value: 0x16 ## DW_AT_name [DW_FORM_strp]
|
|
- Value: 0x00 ## DW_AT_stmt_list [DW_FORM_sec_offset]
|
|
- Value: 0x1e ## DW_AT_comp_dir [DW_FORM_strp]
|
|
- Value: 0x1120 ## DW_AT_low_pc [DW_FORM_addr]
|
|
- Value: 0x33 ## DW_AT_high_pc [DW_FORM_data4]
|
|
- AbbrCode: 2
|
|
Values:
|
|
- Value: 0x1120 ## DW_AT_low_pc [DW_FORM_addr]
|
|
- Value: 0x06 ## DW_AT_high_pc [DW_FORM_data4]
|
|
- Value: 0x38 ## DW_AT_name [DW_FORM_strp]
|
|
|
|
## l) Test that if we don't specify the 'Values' key for an entry, yaml2obj will only emit the abbrev_code.
|
|
|
|
# RUN: yaml2obj --docnum=14 %s -o %t14.o
|
|
# RUN: llvm-readelf --hex-dump=.debug_info %t14.o | \
|
|
# RUN: FileCheck %s --check-prefix=NO-VALUES
|
|
|
|
# NO-VALUES: Hex dump of section '.debug_info':
|
|
# NO-VALUES-NEXT: 0x00000000 0a000000 04000000 00000801 0002 ..............
|
|
## ^------- unit_length (4-byte)
|
|
## ^--- version (2-byte)
|
|
## ^-------- debug_abbrev_offset (4-byte)
|
|
## ^- address_size (1-byte)
|
|
## ^- abbrev_code (ULEB128) 0x01
|
|
## ^- abbrev_code (ULEB128) 0x00
|
|
## ^- abbrev_code (ULEB128) 0x02
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
DWARF:
|
|
debug_info:
|
|
- Version: 4
|
|
AbbrOffset: 0x00
|
|
Entries:
|
|
- AbbrCode: 1
|
|
- AbbrCode: 0
|
|
- AbbrCode: 2
|
|
|
|
## m) Test that yaml2obj is able to infer the address size from the object file.
|
|
|
|
# RUN: yaml2obj --docnum=15 -DBITS=64 %s -o %t15.64-bit.o
|
|
# RUN: llvm-readelf --hex-dump=.debug_info %t15.64-bit.o | \
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# RUN: FileCheck %s --check-prefix=ADDRSIZE -DADDRSIZE=08
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# ADDRSIZE: Hex dump of section '.debug_info':
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# ADDRSIZE-NEXT: 0x00000000 07000000 04000000 0000[[ADDRSIZE]] ...........
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# RUN: yaml2obj --docnum=15 -DBITS=32 %s -o %t15.32-bit.o
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# RUN: llvm-readelf --hex-dump=.debug_info %t15.32-bit.o | \
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# RUN: FileCheck %s --check-prefix=ADDRSIZE -DADDRSIZE=04
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--- !ELF
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FileHeader:
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Class: ELFCLASS[[BITS]]
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Data: ELFDATA2LSB
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Type: ET_EXEC
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DWARF:
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debug_info:
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- Version: 4
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AbbrOffset: 0x00
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## n) Test that yaml2obj emits an error message when a compilation unit has values but there is no associated abbrev table.
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## RUN: not yaml2obj --docnum=16 %s 2>&1 | FileCheck %s --check-prefix=NO-ABBREV
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# NO-ABBREV: yaml2obj: error: cannot find abbrev table whose ID is 0 for compilation unit with index 0
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--- !ELF
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FileHeader:
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Class: ELFCLASS64
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Data: ELFDATA2LSB
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|
Type: ET_EXEC
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Machine: EM_X86_64
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DWARF:
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debug_info:
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|
- Version: 4
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|
AbbrOffset: 0x00
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Entries:
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|
- AbbrCode: 1
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Values:
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- Value: 0x1234
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## o) Test that yaml2obj is able to generate compilation units according to the
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## associated abbrev table that is referenced by the 'AbbrevTableID' and infer
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## the value of the debug_abbrev_offset field.
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# RUN: yaml2obj --docnum=17 %s -o %t17.o
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# RUN: llvm-readelf --hex-dump=.debug_info %t17.o | FileCheck %s --check-prefix=MULTI-TABLES
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# MULTI-TABLES: Hex dump of section '.debug_info':
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# MULTI-TABLES-NEXT: 0x00000000 0c000000 04000800 00000801 34120000 ............4...
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## ^------- unit_length (4-byte)
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## ^--- version (2-byte)
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## ^-------- debug_abbrev_offset (4-byte)
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## ^- address_size (1-byte)
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## ^- abbrev_code (ULEB128) 0x01
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## ^------- Form: DW_FORM_data4 (4-byte) 0x1234
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# MULTI-TABLES-NEXT: 0x00000010 0c000000 04000800 00000801 21430000 ............!C..
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## ^------- unit_length (4-byte)
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## ^--- version (2-byte)
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## ^-------- debug_abbrev_offset (4-byte)
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## ^- address_size (1-byte)
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## ^- abbrev_code (ULEB128) 0x01
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## ^------- Form: DW_FORM_data4 (4-byte) 0x4321
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# MULTI-TABLES-NEXT: 0x00000020 10000000 04000000 00000801 78560000 ............xV..
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## ^------- unit_length (4-byte)
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## ^--- version (2-byte)
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## ^-------- debug_abbrev_offset (4-byte)
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## ^- address_size (1-byte)
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## ^- abbrev_code (ULEB128) 0x01
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## ^------- Form: DW_FORM_addr (8-byte) 0x5678
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# MULTI-TABLES-NEXT: 0x00000030 00000000 0b000000 04001000 00000801 ................
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## --------
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## ^------- unit_length (4-byte)
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## ^--- version (2-byte)
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## ^-------- debug_abbrev_offset (4-byte)
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|
## ^- address_size (1-byte)
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|
## ^- abbrev_code (ULEB128) 0x01
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# MULTI-TABLES-NEXT: 0x00000040 e58e02 ...
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## ^----- Form: DW_FORM_udata (ULEB128) 0x8765
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|
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--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
DWARF:
|
|
debug_abbrev:
|
|
- Table:
|
|
- Code: 1
|
|
Tag: DW_TAG_compile_unit
|
|
Children: DW_CHILDREN_no
|
|
Attributes:
|
|
- Attribute: DW_AT_low_pc
|
|
Form: DW_FORM_addr
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|
- ID: 2
|
|
Table:
|
|
- Code: 1
|
|
Tag: DW_TAG_compile_unit
|
|
Children: DW_CHILDREN_no
|
|
Attributes:
|
|
- Attribute: DW_AT_low_pc
|
|
Form: DW_FORM_data4
|
|
- ID: 1
|
|
Table:
|
|
- Code: 1
|
|
Tag: DW_TAG_compile_unit
|
|
Children: DW_CHILDREN_no
|
|
Attributes:
|
|
- Attribute: DW_AT_low_pc
|
|
Form: DW_FORM_udata
|
|
debug_info:
|
|
- Version: 4
|
|
AbbrevTableID: 2
|
|
Entries:
|
|
- AbbrCode: 1
|
|
Values:
|
|
- Value: 0x1234
|
|
- Version: 4
|
|
AbbrevTableID: 2
|
|
Entries:
|
|
- AbbrCode: 1
|
|
Values:
|
|
- Value: 0x4321
|
|
- Version: 4
|
|
AbbrevTableID: 0
|
|
Entries:
|
|
- AbbrCode: 1
|
|
Values:
|
|
- Value: 0x5678
|
|
- Version: 4
|
|
AbbrevTableID: 1
|
|
Entries:
|
|
- AbbrCode: 1
|
|
Values:
|
|
- Value: 0x8765
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|
|
|
## p) Test that when the debug_abbrev_offset field isn't specified and there is no associated
|
|
## abbrev table, yaml2obj will assign 0 to the debug_abbrev_offset field.
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|
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# RUN: yaml2obj --docnum=18 %s -o %t18.o
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|
# RUN: llvm-readelf --hex-dump=.debug_info %t18.o | FileCheck %s --check-prefix=ZERO-OFFSET
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|
|
# ZERO-OFFSET: Hex dump of section '.debug_info':
|
|
# ZERO-OFFSET-NEXT: 0x00000000 07000000 04000000 000008 ...........
|
|
## ^------- unit_length (4-byte)
|
|
## ^--- version (2-byte)
|
|
## ^-------- debug_abbrev_offset (4-byte)
|
|
## ^- address_size (1-byte)
|
|
|
|
--- !ELF
|
|
FileHeader:
|
|
Class: ELFCLASS64
|
|
Data: ELFDATA2LSB
|
|
Type: ET_EXEC
|
|
DWARF:
|
|
debug_info:
|
|
- Version: 4
|
|
AbbrevTableID: [[ABBREVID=<none>]]
|
|
|
|
## q) Test that when we assign an invalid 'AbbrevTableID' that doesn't point to an abbrev table,
|
|
## yaml2obj will assign 0 to the debug_abbrev_offset field.
|
|
|
|
# RUN: yaml2obj --docnum=18 -DABBREVID=2 %s -o %t18.o
|
|
# RUN: llvm-readelf --hex-dump=.debug_info %t18.o | FileCheck %s --check-prefix=ZERO-OFFSET
|