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[DebugInfo] Emit DW_AT_inline under -g1/-gmlt 

Differential Revision: https://reviews.llvm.org/D109554
This commit is contained in:
Zequan Wu 2021-09-09 16:00:15 -07:00
parent 7ba3627b54
commit 12f80c0bbd
3 changed files with 6 additions and 10 deletions
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7
llvm/lib/CodeGen/AsmPrinter/DwarfCompileUnit.cpp
View File

@ -1105,9 +1105,10 @@ void DwarfCompileUnit::constructAbstractSubprogramScopeDIE(
// shouldn't be found by lookup.
AbsDef = &ContextCU->createAndAddDIE(dwarf::DW_TAG_subprogram, *ContextDIE, nullptr);
ContextCU->applySubprogramAttributesToDefinition(SP, *AbsDef);
if (!ContextCU->includeMinimalInlineScopes())
ContextCU->addUInt(*AbsDef, dwarf::DW_AT_inline, None, dwarf::DW_INL_inlined);
ContextCU->addSInt(*AbsDef, dwarf::DW_AT_inline,
DD->getDwarfVersion() <= 4 ? Optional<dwarf::Form>()
: dwarf::DW_FORM_implicit_const,
dwarf::DW_INL_inlined);
if (DIE *ObjectPointer = ContextCU->createAndAddScopeChildren(Scope, *AbsDef))
ContextCU->addDIEEntry(*AbsDef, dwarf::DW_AT_object_pointer, *ObjectPointer);
}

7
llvm/test/DebugInfo/Inputs/gmlt.ll
View File

@ -42,12 +42,7 @@
; CHECK: DW_TAG_subprogram
; CHECK-NEXT: DW_AT_name {{.*}} "f3"
; FIXME: We don't really need DW_AT_inline, consumers can ignore this due to
; the absence of high_pc/low_pc/ranges and know that they just need it for
; retrieving the name of a concrete inlined instance
; CHECK-NOT: {{DW_TAG|DW_AT|NULL}}
; CHECK-NEXT: DW_AT_inline
; Check that we only provide the minimal attributes on a subprogram to save space.
; CHECK: DW_TAG_subprogram

2
llvm/test/DebugInfo/X86/fission-inline.ll
View File

@ -58,7 +58,7 @@
; CHECK: DW_TAG_subprogram
; CHECK-NEXT: DW_AT_name {{.*}} "f2<int>"
; CHECK-NOT: DW_
; CHECK-NEXT: DW_AT_inline
; CHECK: DW_TAG_subprogram
; CHECK-NEXT: DW_AT_low_pc [DW_FORM_addr]
; CHECK-NEXT: DW_AT_high_pc