[PATCH] D77343: Teach the stripNonLineTableDebugInfo pass about the llvm.dbg.addr intrinsic.

Adrian Prantl via Phabricator via llvm-commits llvm-commits at lists.llvm.org
Thu Apr 2 17:55:20 PDT 2020


This revision was automatically updated to reflect the committed changes.
Closed by commit rGc024f3ebdcfc: Teach the stripNonLineTableDebugInfo pass about the llvm.dbg.addr intrinsic. (authored by aprantl).
Herald added a project: LLVM.

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D77343/new/

https://reviews.llvm.org/D77343

Files:
  llvm/lib/IR/DebugInfo.cpp
  llvm/test/Transforms/Util/strip-nonlinetable-debuginfo-localvars.ll


Index: llvm/test/Transforms/Util/strip-nonlinetable-debuginfo-localvars.ll
===================================================================
--- llvm/test/Transforms/Util/strip-nonlinetable-debuginfo-localvars.ll
+++ llvm/test/Transforms/Util/strip-nonlinetable-debuginfo-localvars.ll
@@ -3,14 +3,18 @@
 define void @f() !dbg !4 {
 entry:
   %i = alloca i32, align 4
-  ; CHECK-NOT: llvm.dbg.declare
+  ; CHECK-NOT: llvm.dbg.{{addr|declare|value}}
   call void @llvm.dbg.declare(metadata i32* %i, metadata !11, metadata !13), !dbg !14
+  call void @llvm.dbg.addr(metadata i32* %i, metadata !16, metadata !13), !dbg !14
   store i32 42, i32* %i, align 4, !dbg !14
+  call void @llvm.dbg.value(metadata i32 0, metadata !16, metadata !13), !dbg !15
   ret void, !dbg !15
 }
 
 ; Function Attrs: nounwind readnone
+declare void @llvm.dbg.addr(metadata, metadata, metadata)
 declare void @llvm.dbg.declare(metadata, metadata, metadata)
+declare void @llvm.dbg.value(metadata, metadata, metadata)
 
 !llvm.dbg.cu = !{!0}
 !llvm.module.flags = !{!7, !8, !9}
@@ -22,6 +26,7 @@
 ; CHECK: ![[F]] = distinct !DISubprogram(name: "f"
 ; CHECK-NOT: retainedNodes:
 ; CHECK-NOT: distinct !DISubprogram(name: "f"
+; CHECK-NOT: DILocalVariable
 !4 = distinct !DISubprogram(name: "f", scope: !1, file: !1, line: 1, type: !5, isLocal: false, isDefinition: true, scopeLine: 1, isOptimized: false, unit: !0, retainedNodes: !2)
 !5 = !DISubroutineType(types: !6)
 !6 = !{null}
@@ -34,3 +39,4 @@
 !13 = !DIExpression()
 !14 = !DILocation(line: 1, column: 16, scope: !4)
 !15 = !DILocation(line: 1, column: 24, scope: !4)
+!16 = !DILocalVariable(name: "j", scope: !4, file: !1, line: 1, type: !12)
Index: llvm/lib/IR/DebugInfo.cpp
===================================================================
--- llvm/lib/IR/DebugInfo.cpp
+++ llvm/lib/IR/DebugInfo.cpp
@@ -606,6 +606,7 @@
       Changed = true;
     }
   };
+  RemoveUses("llvm.dbg.addr");
   RemoveUses("llvm.dbg.declare");
   RemoveUses("llvm.dbg.value");
 


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