[llvm-dwarfdump] pretty-print DW_AT_call_origin reference (#71693) (fbc65206) · Commits · llvm-doe / llvm-project

llvm/lib/DebugInfo/DWARF/DWARFDie.cpp

+2 −1

Original line number	Diff line number	Diff line
		@@ -190,7 +190,8 @@ static void dumpAttribute(raw_ostream &OS, const DWARFDie &Die,
		// We have dumped the attribute raw value. For some attributes
		// having both the raw value and the pretty-printed value is
		// interesting. These attributes are handled below.
		if (Attr == DW_AT_specification \|\| Attr == DW_AT_abstract_origin) {
		if (Attr == DW_AT_specification \|\| Attr == DW_AT_abstract_origin \|\|
		Attr == DW_AT_call_origin) {
		if (const char *Name =
		Die.getAttributeValueAsReferencedDie(FormValue).getName(
		DINameKind::LinkageName))

llvm/test/tools/llvm-dwarfdump/X86/prettyprint_call_site.yaml

0 → 100644

+87 −0

Original line number	Diff line number	Diff line
		# RUN: yaml2obj %s \| llvm-dwarfdump - \| FileCheck %s

		## Check the name (preferring linkage name) of the DW_AT_call_origin DIE
		## reference is printed after the address.

		# CHECK: DW_TAG_call_site
		# CHECK-NEXT: DW_AT_call_origin (0x{{[0-9a-f]+}} "_Z2f2v")

		# CHECK: DW_TAG_call_site
		# CHECK-NEXT: DW_AT_call_origin (0x{{[0-9a-f]+}} "f1")

		--- !ELF
		FileHeader:
		Class: ELFCLASS64
		Data: ELFDATA2LSB
		Type: ET_EXEC
		Machine: EM_X86_64
		DWARF:
		debug_str:
		- "_Z2f2v"
		- "f2"
		- "f1"

		debug_abbrev:
		- Table:
		- Code: 0x0000000000000001
		Tag: DW_TAG_compile_unit
		Children: DW_CHILDREN_yes
		Attributes:
		- Attribute: DW_AT_low_pc
		Form: DW_FORM_addr
		- Code: 0x0000000000000002
		Tag: DW_TAG_subprogram
		Children: DW_CHILDREN_yes
		Attributes:
		- Attribute: DW_AT_name
		Form: DW_FORM_strp
		- Attribute: DW_AT_low_pc
		Form: DW_FORM_addr
		- Attribute: DW_AT_high_pc
		Form: DW_FORM_addr
		- Code: 0x0000000000000003
		Tag: DW_TAG_call_site
		Children: DW_CHILDREN_no
		Attributes:
		- Attribute: DW_AT_call_origin
		Form: DW_FORM_ref4
		- Code: 0x0000000000000004
		Tag: DW_TAG_subprogram
		Children: DW_CHILDREN_no
		Attributes:
		- Attribute: DW_AT_linkage_name
		Form: DW_FORM_strp
		- Attribute: DW_AT_name
		Form: DW_FORM_strp
		- Attribute: DW_AT_declaration
		Form: DW_FORM_flag_present
		debug_info:
		- Length: 0x3b
		Version: 5
		UnitType: 0x01 # DW_TU_compile
		AbbrOffset: 0x0000000000000000
		AddrSize: 8
		Entries:
		- AbbrCode: 0x00000001 # start compile unit
		Values: #
		- Value: 0x0000000000000000 #
		- AbbrCode: 0x00000002 ## start f1
		Values: ##
		- Value: 0x000000000000000a ##
		- Value: 0x0000000000001000 ##
		- Value: 0x0000000000002000 ##
		- AbbrCode: 0x00000003 ### call site
		Values: ###
		- Value: 0x0000000000000035 ### (f2)
		- AbbrCode: 0x00000003 ### call site
		Values: ###
		- Value: 0x0000000000000015 ### (f1)
		- AbbrCode: 0x00000000 ## end f1
		Values: [] #
		- AbbrCode: 0x00000004 ## f2
		Values: ##
		- Value: 0x0000000000000000 ##
		- Value: 0x0000000000000007 ##
		- AbbrCode: 0x00000000 # end compile unit
		Values: []
		...