[llvm] 1cfdda5 - [ObjectYAML][ELF] Add support for emitting the .debug_info section.
Xing GUO via llvm-commits
llvm-commits at lists.llvm.org
Fri Jun 19 21:08:59 PDT 2020
Author: Xing GUO
Date: 2020-06-20T12:13:01+08:00
New Revision: 1cfdda57fa63dd6d770ecb4411bd4d2b59e78544
URL: https://github.com/llvm/llvm-project/commit/1cfdda57fa63dd6d770ecb4411bd4d2b59e78544
DIFF: https://github.com/llvm/llvm-project/commit/1cfdda57fa63dd6d770ecb4411bd4d2b59e78544.diff
LOG: [ObjectYAML][ELF] Add support for emitting the .debug_info section.
This patch helps add support for emitting the .debug_info section to yaml2elf.
Reviewed By: jhenderson, grimar, MaskRay
Differential Revision: https://reviews.llvm.org/D82073
Added:
llvm/test/tools/yaml2obj/ELF/DWARF/debug-info.yaml
Modified:
llvm/lib/ObjectYAML/DWARFYAML.cpp
llvm/lib/ObjectYAML/ELFEmitter.cpp
Removed:
################################################################################
diff --git a/llvm/lib/ObjectYAML/DWARFYAML.cpp b/llvm/lib/ObjectYAML/DWARFYAML.cpp
index 3043463ba8f8..1f62fb7e2e56 100644
--- a/llvm/lib/ObjectYAML/DWARFYAML.cpp
+++ b/llvm/lib/ObjectYAML/DWARFYAML.cpp
@@ -36,6 +36,8 @@ SetVector<StringRef> DWARFYAML::Data::getUsedSectionNames() const {
SecNames.insert("debug_addr");
if (!AbbrevDecls.empty())
SecNames.insert("debug_abbrev");
+ if (!CompileUnits.empty())
+ SecNames.insert("debug_info");
return SecNames;
}
diff --git a/llvm/lib/ObjectYAML/ELFEmitter.cpp b/llvm/lib/ObjectYAML/ELFEmitter.cpp
index 0c8e43c863e3..7b5753be9920 100644
--- a/llvm/lib/ObjectYAML/ELFEmitter.cpp
+++ b/llvm/lib/ObjectYAML/ELFEmitter.cpp
@@ -941,6 +941,8 @@ Expected<uint64_t> emitDWARF(typename ELFT::Shdr &SHeader, StringRef Name,
Err = DWARFYAML::emitDebugAddr(*OS, DWARF);
else if (Name == ".debug_abbrev")
Err = DWARFYAML::emitDebugAbbrev(*OS, DWARF);
+ else if (Name == ".debug_info")
+ Err = DWARFYAML::emitDebugInfo(*OS, DWARF);
else
llvm_unreachable("unexpected emitDWARF() call");
diff --git a/llvm/test/tools/yaml2obj/ELF/DWARF/debug-info.yaml b/llvm/test/tools/yaml2obj/ELF/DWARF/debug-info.yaml
new file mode 100644
index 000000000000..08a8906239e0
--- /dev/null
+++ b/llvm/test/tools/yaml2obj/ELF/DWARF/debug-info.yaml
@@ -0,0 +1,550 @@
+## Test that yaml2obj emits .debug_info section.
+
+## a) Generate the .debug_info section from the "DWARF" entry.
+
+## Generate and verify a DWARF32 little endian .debug_info (DWARFv5) section.
+
+# RUN: yaml2obj --docnum=1 -DENDIAN=ELFDATA2LSB %s -o %t1.le.o
+# RUN: llvm-readobj --sections --section-data %t1.le.o | \
+# RUN: FileCheck -DINDEX=2 -DNAME=15 -DOFFSET=0x9A -DSIZE=171 -DADDRALIGN=1 %s --check-prefixes=SHDR,DWARF32-LE-CONTENT
+
+# SHDR: Index: [[INDEX]]
+# SHDR-NEXT: Name: .debug_info ([[NAME]])
+# SHDR-NEXT: Type: SHT_PROGBITS (0x1)
+# SHDR-NEXT: Flags [ (0x0)
+# SHDR-NEXT: ]
+# SHDR-NEXT: Address: 0x0
+# SHDR-NEXT: Offset: [[OFFSET]]
+# SHDR-NEXT: Size: [[SIZE]]
+# SHDR-NEXT: Link: 0
+# SHDR-NEXT: Info: 0
+# SHDR-NEXT: AddressAlignment: [[ADDRALIGN]]
+# SHDR-NEXT: EntrySize: 0
+# DWARF32-LE-CONTENT-NEXT: SectionData (
+# DWARF32-LE-CONTENT-NEXT: 0000: 34120000 05000204 34120000 01785634
+## ^------- unit_length (4-byte)
+## ^--- version (2-byte)
+## ^- unit_type (1-byte) DW_UT_type
+## ^- address_size (1-byte)
+## ^------- debug_abbrev_offset (4-byte)
+## ^- abbreviation code (LEB128) 0x01
+## ^----- Form: DW_FORM_addr (4-byte)
+# DWARF32-LE-CONTENT-NEXT: 0010: 12020012 34020000 00123434 12785634
+## --
+## ^--- Form: DW_FORM_block2 size (2-byte)
+## ^- ^- Form: DW_FORM_block2 body (2-byte)
+## ^-------- Form: DW_FORM_block4 size (4-byte)
+## ^-^- Form: DW_FORM_block4 body (2-byte)
+## ^---- Form: DW_FORM_data2 (2-byte)
+## ^----- Form: DW_FORM_data4 (4-byte)
+# DWARF32-LE-CONTENT-NEXT: 0020: 12F0DEBC 9A785634 12616263 64000212
+## --
+## ^----------------- Form: DW_FORM_data8 (8-byte)
+## ^---------- Form: DW_FORM_string "abcd\0"
+## ^- Form: DW_FORM_block size (ULEB128)
+## ^- Form: DW_FORM_block body (2-byte)
+# DWARF32-LE-CONTENT-NEXT: 0030: 34021234 1201B424 78563412 B4247856
+## ^- Form: DW_FORM_block body
+## ^- Form: DW_FORM_block1 size (1-byte)
+## ^-^- Form: DW_FORM_block1 body (2-byte)
+## ^- Form: DW_FORM_data1 (1-byte)
+## ^- Form: DW_FORM_flag (1-byte)
+## ^--- Form: DW_FORM_sdata (SLEB128) 0x1234
+## ^------- Form: DW_FORM_strp (4-byte)
+## ^--- Form: DW_FORM_udata (ULEB128) 0x1234
+## ^--- Form: DW_FORM_ref_addr (4-byte)
+# DWARF32-LE-CONTENT-NEXT: 0040: 34121234 12785634 12F0DEBC 9A785634
+## ----
+## ^- Form: DW_FORM_ref1 (1-byte)
+## ^---- Form: DW_FORM_ref2 (2-byte)
+## ^-------- Form: DW_FORM_ref4 (4-byte)
+## ^-------------- Form: DW_FORM_ref8 (8-byte)
+# DWARF32-LE-CONTENT-NEXT: 0050: 12B42408 65666768 00341200 00021234
+## --
+## ^--- Form: DW_FORM_ref_udata (ULEB128) 0x1234
+## ^- Form: DW_FORM_indirect (ULEB128) DW_FORM_string
+## ^---------- "efgh\0"
+## ^-------- Form: DW_FORM_sec_offset (4-byte)
+## ^- Form: DW_FORM_exprloc size (ULEB128) 0x02
+## ^-^- Form: DW_FORM_exprloc body (2-byte)
+# DWARF32-LE-CONTENT-NEXT: 0060: 78563412 78563412 78563412 F0DEBC9A
+## ^------- Form: DW_FORM_ref_sup4 (4-byte)
+## ^------- Form: DW_FORM_strp_sup (4-byte)
+## ^------- Form: DW_FORM_line_strp (4-byte)
+## ^------- Form: DW_FORM_ref_sig8 (8-byte)
+# DWARF32-LE-CONTENT-NEXT: 0070: 78563412 F0DEBC9A 78563412 12341278
+## --------
+## ^---------------- Form: DW_FORM_ref_sup8 (8-byte)
+## ^- Form: DW_FORM_strx1 (1-byte)
+## ^--- Form: DW_FORM_strx2 (2-byte)
+## ^- Form: DW_FORM_strx4 (4-byte)
+# DWARF32-LE-CONTENT-NEXT: 0080: 56341212 34127856 34123412 00000500
+## ------
+## ^- Form: DW_FORM_addrx1 (1-byte)
+## ^--- From: DW_FORM_addrx2 (2-byte)
+## ^-------- Form: DW_FORM_addrx4 (4-byte)
+## ^-------- unit_length (4-byte)
+## ^--- version (2-byte)
+# DWARF32-LE-CONTENT-NEXT: 0090: 01043412 00000078 56000004 00785600
+## ^- unit_type (1-byte) DW_UT_compile
+## ^- address_size (4-byte)
+## ^-------- debug_abbrev_offset (4-byte)
+## ^-------- unit_length (4-byte)
+## ^--- version (2-byte)
+## ^- abbreviation code (ULEB128)
+## ^----- debug_abbrev_offset (4-byte)
+# DWARF32-LE-CONTENT-NEXT: 00A0: 00040178 56341202 001234
+## --
+## ^- address_size (1-byte)
+## ^- abbreviation code (ULEB128) 0x01
+## ^-------- Form: DW_FORM_addr (4-byte)
+## ^---- Form: DW_FORM_block2 size (2-byte)
+## ^-^- Form: DW_FORM_block2 body (2-byte)
+# DWARF32-LE-CONTENT-NEXT: )
+
+--- !ELF
+FileHeader:
+ Class: ELFCLASS64
+ Data: [[ENDIAN]]
+ Type: ET_EXEC
+ Machine: EM_X86_64
+DWARF:
+ debug_abbrev:
+ - Code: 1
+ Tag: DW_TAG_compile_unit
+ Children: DW_CHILDREN_no
+ Attributes:
+ - Attribute: 0x01
+ Form: DW_FORM_addr ## 0x01
+ - Attribute: 0x01
+ Form: DW_FORM_block2 ## 0x03
+ - Attribute: 0x01
+ Form: DW_FORM_block4 ## 0x04
+ - Attribute: 0x01
+ Form: DW_FORM_data2 ## 0x05
+ - Attribute: 0x01
+ Form: DW_FORM_data4 ## 0x06
+ - Attribute: 0x01
+ Form: DW_FORM_data8 ## 0x07
+ - Attribute: 0x01
+ Form: DW_FORM_string ## 0x08
+ - Attribute: 0x01
+ Form: DW_FORM_block ## 0x09
+ - Attribute: 0x01
+ Form: DW_FORM_block1 ## 0x0a
+ - Attribute: 0x01
+ Form: DW_FORM_data1 ## 0x0b
+ - Attribute: 0x01
+ Form: DW_FORM_flag ## 0x0c
+ - Attribute: 0x01
+ Form: DW_FORM_sdata ## 0x0d
+ - Attribute: 0x01
+ Form: DW_FORM_strp ## 0x0e
+ - Attribute: 0x01
+ Form: DW_FORM_udata ## 0x0f
+ - Attribute: 0x01
+ Form: DW_FORM_ref_addr ## 0x10
+ - Attribute: 0x01
+ Form: DW_FORM_ref1 ## 0x11
+ - Attribute: 0x01
+ Form: DW_FORM_ref2 ## 0x12
+ - Attribute: 0x01
+ Form: DW_FORM_ref4 ## 0x13
+ - Attribute: 0x01
+ Form: DW_FORM_ref8 ## 0x14
+ - Attribute: 0x01
+ Form: DW_FORM_ref_udata ## 0x15
+ - Attribute: 0x01
+ Form: DW_FORM_indirect ## 0x16
+ - Attribute: 0x01
+ Form: DW_FORM_sec_offset ## 0x17
+ - Attribute: 0x01
+ Form: DW_FORM_exprloc ## 0x18
+ - Attribute: 0x01
+ Form: DW_FORM_strx ## 0x1a
+ - Attribute: 0x01
+ Form: DW_FORM_addrx ## 0x1b
+ - Attribute: 0x01
+ Form: DW_FORM_ref_sup4 ## 0x1c
+ - Attribute: 0x01
+ Form: DW_FORM_strp_sup ## 0x1d
+ - Attribute: 0x01
+ Form: DW_FORM_data16 ## 0x1e
+ - Attribute: 0x01
+ Form: DW_FORM_line_strp ## 0x1f
+ - Attribute: 0x01
+ Form: DW_FORM_ref_sig8 ## 0x20
+ - Attribute: 0x01
+ Form: DW_FORM_implicit_const ## 0x21
+ Value: 0x01
+ - Attribute: 0x01
+ Form: DW_FORM_loclistx ## 0x22
+ - Attribute: 0x01
+ Form: DW_FORM_rnglistx ## 0x23
+ - Attribute: 0x01
+ Form: DW_FORM_ref_sup8 ## 0x24
+ - Attribute: 0x01
+ Form: DW_FORM_strx1 ## 0x25
+ - Attribute: 0x01
+ Form: DW_FORM_strx2 ## 0x26
+ - Attribute: 0x01
+ Form: DW_FORM_strx3 ## 0x27
+ - Attribute: 0x01
+ Form: DW_FORM_strx4 ## 0x28
+ - Attribute: 0x01
+ Form: DW_FORM_addrx1 ## 0x29
+ - Attribute: 0x01
+ Form: DW_FORM_addrx2 ## 0x2a
+ - Attribute: 0x01
+ Form: DW_FORM_addrx3 ## 0x2b
+ - Attribute: 0x01
+ Form: DW_FORM_addrx4 ## 0x2c
+ debug_info:
+ - Length:
+ TotalLength: 0x1234
+ Version: 5
+ UnitType: DW_UT_type
+ AbbrOffset: 0x1234
+ AddrSize: 4
+ Entries:
+ - AbbrCode: 1
+ Values:
+ - Value: 0x12345678 ## DW_FORM_addr
+ - BlockData: ## DW_FORM_block2
+ - 0x12
+ - 0x34
+ - BlockData: ## DW_FORM_block4
+ - 0x12
+ - 0x34
+ - Value: 0x1234 ## DW_FORM_data2
+ - Value: 0x12345678 ## DW_FORM_data4
+ - Value: 0x123456789abcdef0 ## DW_FORM_data8
+ - CStr: abcd ## DW_FORM_string
+ - BlockData: ## DW_FORM_block
+ - 0x12
+ - 0x34
+ - BlockData: ## DW_FORM_block1
+ - 0x12
+ - 0x34
+ - Value: 0x12 ## DW_FORM_data1
+ - Value: 0x01 ## DW_FORM_flag
+ - Value: 0x1234 ## DW_FORM_sdata
+ - Value: 0x12345678 ## DW_FORM_strp
+ - Value: 0x1234 ## DW_FORM_udata
+ - Value: 0x12345678 ## DW_FORM_ref_addr
+ - Value: 0x12 ## DW_FORM_ref1
+ - Value: 0x1234 ## DW_FORM_ref2
+ - Value: 0x12345678 ## DW_FORM_ref4
+ - Value: 0x123456789abcdef0 ## DW_FORM_ref8
+ - Value: 0x1234 ## DW_FORM_ref_udata
+ - Value: 0x08 ## DW_FORM_indirect. The following value's form is 0x08, which is DW_FORM_string.
+ - CStr: efgh
+ - Value: 0x1234 ## DW_FORM_sec_offset
+ - BlockData: ## DW_FORM_exprloc
+ - 0x12
+ - 0x34
+ - Value: 0x1234 ## DW_FORM_strx (unimplemented)
+ - Value: 0x1234 ## DW_FORM_addrx (unimplemented)
+ - Value: 0x12345678 ## DW_FORM_ref_sup4
+ - Value: 0x12345678 ## DW_FORM_strp_sup
+ - Value: 0x1234 ## DW_FORM_data16 (unimplemented)
+ - Value: 0x12345678 ## DW_FORM_line_strp
+ - Value: 0x123456789abcdef0 ## DW_FORM_ref_sig8
+ - Value: 0x1234 ## DW_FORM_implicit_const (unimplemented)
+ - Value: 0x1234 ## DW_FORM_loclistx (unimplemented)
+ - Value: 0x1234 ## DW_FORM_rnglistx (unimplemented)
+ - Value: 0x123456789abcdef0 ## DW_FORM_ref_sup8
+ - Value: 0x12 ## DW_FORM_strx1
+ - Value: 0x1234 ## DW_FORM_strx2
+ - Value: 0x123456 ## DW_FORM_strx3 (unimplemented)
+ - Value: 0x12345678 ## DW_FORM_strx4
+ - Value: 0x12 ## DW_FORM_addrx1
+ - Value: 0x1234 ## DW_FORM_addrx2
+ - Value: 0x123456 ## DW_FORM_addrx3 (unimplemented)
+ - Value: 0x12345678 ## DW_FORM_addrx4
+ - Length:
+ TotalLength: 0x1234
+ Version: 5
+ ## Test another unit type.
+ UnitType: DW_UT_compile
+ AbbrOffset: 0x1234
+ AddrSize: 4
+ Entries:
+ - AbbrCode: 0
+ Values: []
+ - Length:
+ TotalLength: 0x5678
+ ## Test DWARFv4
+ Version: 4
+ AbbrOffset: 0x5678
+ AddrSize: 4
+ Entries:
+ - AbbrCode: 1
+ Values:
+ - Value: 0x12345678 ## DW_FORM_addr
+ - BlockData: ## DW_FORM_block2
+ - 0x12
+ - 0x34
+
+## Generate and verify a DWARF32 big endian .debug_info (DWARFv4) section.
+
+# RUN: yaml2obj --docnum=1 -DENDIAN=ELFDATA2MSB %s -o %t1.be.o
+# RUN: llvm-readobj --sections --section-data %t1.be.o | \
+# RUN: FileCheck -DINDEX=2 -DNAME=15 -DOFFSET=0x9A -DSIZE=171 -DADDRALIGN=1 %s --check-prefixes=SHDR,DWARF32-BE-CONTENT
+
+# DWARF32-BE-CONTENT-NEXT: SectionData (
+# DWARF32-BE-CONTENT-NEXT: 0000: 00001234 00050204 00001234 01123456
+## ^------- unit_length (4-byte)
+## ^--- version (2-byte)
+## ^- unit_type (1-byte) DW_UT_type
+## ^- address_size (1-byte)
+## ^------- debug_abbrev_offset (4-byte)
+## ^- abbreviation code (LEB128) 0x01
+## ^----- Form: DW_FORM_addr (4-byte)
+# DWARF32-BE-CONTENT-NEXT: 0010: 78000212 34000000 02123412 34123456
+## --
+## ^--- Form: DW_FORM_block2 size (2-byte)
+## ^- ^- Form: DW_FORM_block2 body (2-byte)
+## ^-------- Form: DW_FORM_block4 size (4-byte)
+## ^-^- Form: DW_FORM_block4 body (2-byte)
+## ^---- Form: DW_FORM_data2 (2-byte)
+## ^----- Form: DW_FORM_data4 (4-byte)
+# DWARF32-BE-CONTENT-NEXT: 0020: 78123456 789ABCDE F0616263 64000212
+## --
+## ^----------------- Form: DW_FORM_data8 (8-byte)
+## ^---------- Form: DW_FORM_string "abcd\0"
+## ^- Form: DW_FORM_block size (ULEB128)
+## ^- Form: DW_FORM_block body (2-byte)
+# DWARF32-BE-CONTENT-NEXT: 0030: 34021234 1201B424 12345678 B4241234
+## ^- Form: DW_FORM_block body
+## ^- Form: DW_FORM_block1 size (1-byte)
+## ^-^- Form: DW_FORM_block1 body (2-byte)
+## ^- Form: DW_FORM_data1 (1-byte)
+## ^- Form: DW_FORM_flag (1-byte)
+## ^--- Form: DW_FORM_sdata (SLEB128) 0x1234
+## ^------- Form: DW_FORM_strp (4-byte)
+## ^--- Form: DW_FORM_udata (ULEB128) 0x1234
+## ^--- Form: DW_FORM_ref_addr (4-byte)
+# DWARF32-BE-CONTENT-NEXT: 0040: 56781212 34123456 78123456 789ABCDE
+## ----
+## ^- Form: DW_FORM_ref1 (1-byte)
+## ^---- Form: DW_FORM_ref2 (2-byte)
+## ^-------- Form: DW_FORM_ref4 (4-byte)
+## ^-------------- Form: DW_FORM_ref8 (8-byte)
+# DWARF32-BE-CONTENT-NEXT: 0050: F0B42408 65666768 00000012 34021234
+## --
+## ^--- Form: DW_FORM_ref_udata (ULEB128) 0x1234
+## ^- Form: DW_FORM_indirect (ULEB128) DW_FORM_string
+## ^---------- "efgh\0"
+## ^-------- Form: DW_FORM_sec_offset (4-byte)
+## ^- Form: DW_FORM_exprloc size (ULEB128) 0x02
+## ^-^- Form: DW_FORM_exprloc body (2-byte)
+# DWARF32-BE-CONTENT-NEXT: 0060: 12345678 12345678 12345678 12345678
+## ^------- Form: DW_FORM_ref_sup4 (4-byte)
+## ^------- Form: DW_FORM_strp_sup (4-byte)
+## ^------- Form: DW_FORM_line_strp (4-byte)
+## ^------- Form: DW_FORM_ref_sig8 (8-byte)
+# DWARF32-BE-CONTENT-NEXT: 0070: 9ABCDEF0 12345678 9ABCDEF0 12123412
+## --------
+## ^---------------- Form: DW_FORM_ref_sup8 (8-byte)
+## ^- Form: DW_FORM_strx1 (1-byte)
+## ^--- Form: DW_FORM_strx2 (2-byte)
+## ^- Form: DW_FORM_strx4 (4-byte)
+# DWARF32-BE-CONTENT-NEXT: 0080: 34567812 12341234 56780000 12340005
+## ------
+## ^- Form: DW_FORM_addrx1 (1-byte)
+## ^--- From: DW_FORM_addrx2 (2-byte)
+## ^-------- Form: DW_FORM_addrx4 (4-byte)
+## ^-------- unit_length (4-byte)
+## ^--- version (2-byte)
+# DWARF32-BE-CONTENT-NEXT: 0090: 01040000 12340000 00567800 04000056
+## ^- unit_type (1-byte) DW_UT_compile
+## ^- address_size (4-byte)
+## ^-------- debug_abbrev_offset (4-byte)
+## ^-------- unit_length (4-byte)
+## ^--- version (2-byte)
+## ^- abbreviation code (ULEB128)
+## ^----- debug_abbrev_offset (4-byte)
+# DWARF32-BE-CONTENT-NEXT: 00A0: 78040112 34567800 021234
+## --
+## ^- address_size (1-byte)
+## ^- abbreviation code (ULEB128) 0x01
+## ^-------- Form: DW_FORM_addr (4-byte)
+## ^---- Form: DW_FORM_block2 size (2-byte)
+## ^-^- Form: DW_FORM_block2 body (2-byte)
+# DWARF32-BE-CONTENT-NEXT: )
+
+## b) Generate the .debug_info section from raw section content.
+
+# RUN: yaml2obj --docnum=2 %s -o %t2.o
+# 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
+ Machine: EM_X86_64
+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
+ Machine: EM_X86_64
+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=ERROR
+
+# ERROR: 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
+ Machine: EM_X86_64
+Sections:
+ - Name: .debug_info
+ Type: SHT_PROGBITS
+ Size: 0x10
+DWARF:
+ debug_abbrev:
+ - Code: 1
+ Tag: DW_TAG_compile_unit
+ Children: DW_CHILDREN_no
+ Attributes: []
+ debug_info:
+ - Length:
+ TotalLength: 0x1234
+ Version: 5
+ UnitType: DW_UT_type
+ AbbrOffset: 0x1234
+ AddrSize: 4
+ 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=ERROR
+
+--- !ELF
+FileHeader:
+ Class: ELFCLASS64
+ Data: ELFDATA2LSB
+ Type: ET_EXEC
+ Machine: EM_X86_64
+Sections:
+ - Name: .debug_info
+ Type: SHT_PROGBITS
+ Content: "00"
+DWARF:
+ debug_abbrev:
+ - Code: 1
+ Tag: DW_TAG_compile_unit
+ Children: DW_CHILDREN_no
+ Attributes: []
+ debug_info:
+ - Length:
+ TotalLength: 0x1234
+ Version: 5
+ UnitType: DW_UT_type
+ AbbrOffset: 0x1234
+ AddrSize: 4
+ 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
+ Machine: EM_X86_64
+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
+ Machine: EM_X86_64
+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:
+ - Code: 1
+ Tag: DW_TAG_compile_unit
+ Children: DW_CHILDREN_no
+ Attributes: []
+ debug_info:
+ - Length:
+ TotalLength: 0x1234
+ Version: 5
+ UnitType: DW_UT_type
+ AbbrOffset: 0x1234
+ AddrSize: 4
+ Entries:
+ - AbbrCode: 0
+ Values: []
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