Set DW_AT_APPLE_omit_frame_ptr in endFunction() where MachineFunction is available...

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@103001 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index e68a17d7af9b919c42c5be5b5e23a66ff39bef5c..e9e9ba55db13d847ffe5ef1aee29fb48b879196a 100644 (file)
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -1334,9 +1334,6 @@ DIE *DwarfDebug::createSubprogramDIE(const DISubprogram &SP, bool MakeDecl) {
   if (SP.isOptimized())
     addUInt(SPDie, dwarf::DW_AT_APPLE_optimized, dwarf::DW_FORM_flag, 1);
 
-  if (!DisableFramePointerElim(*Asm->MF))
-    addUInt(SPDie, dwarf::DW_AT_APPLE_omit_frame_ptr, dwarf::DW_FORM_flag, 1);
-
   // DW_TAG_inlined_subroutine may refer to this DIE.
   ModuleCU->insertDIE(SP.getNode(), SPDie);
 
@@ -2533,8 +2530,13 @@ void DwarfDebug::endFunction(const MachineFunction *MF) {
            AE = AbstractScopesList.end(); AI != AE; ++AI)
       constructScopeDIE(*AI);
     
-    constructScopeDIE(CurrentFnDbgScope);
+    DIE *CurFnDIE = constructScopeDIE(CurrentFnDbgScope);
     
+    if (!DisableFramePointerElim(*MF))
+      addUInt(CurFnDIE, dwarf::DW_AT_APPLE_omit_frame_ptr, 
+              dwarf::DW_FORM_flag, 1);
+
+
     DebugFrames.push_back(FunctionDebugFrameInfo(Asm->getFunctionNumber(),
                                                  MMI->getFrameMoves()));
   }

diff --git a/test/DebugInfo/2010-05-03-DisableFramePtr.ll b/test/DebugInfo/2010-05-03-DisableFramePtr.ll
new file mode 100644 (file)
index 0000000..4061bdc
--- /dev/null
+++ b/test/DebugInfo/2010-05-03-DisableFramePtr.ll
@@ -0,0 +1,34 @@
+; RUN: llc  -o /dev/null -disable-non-leaf-fp-elim < %s
+; Radar 7937664
+%struct.AppleEvent = type opaque
+
+define void @DisposeDMNotificationUPP(void (%struct.AppleEvent*)* %userUPP) nounwind ssp {
+entry:
+  %userUPP_addr = alloca void (%struct.AppleEvent*)* ; <void (%struct.AppleEvent*)**> [#uses=1]
+  %"alloca point" = bitcast i32 0 to i32          ; <i32> [#uses=0]
+  call void @llvm.dbg.declare(metadata !{void (%struct.AppleEvent*)** %userUPP_addr}, metadata !0), !dbg !13
+  store void (%struct.AppleEvent*)* %userUPP, void (%struct.AppleEvent*)** %userUPP_addr
+  br label %return, !dbg !14
+
+return:                                           ; preds = %entry
+  ret void, !dbg !14
+}
+
+declare void @llvm.dbg.declare(metadata, metadata) nounwind readnone
+
+!0 = metadata !{i32 524545, metadata !1, metadata !"userUPP", metadata !2, i32 7, metadata !6} ; [ DW_TAG_arg_variable ]
+!1 = metadata !{i32 524334, i32 0, metadata !2, metadata !"DisposeDMNotificationUPP", metadata !"DisposeDMNotificationUPP", metadata !"DisposeDMNotificationUPP", metadata !2, i32 7, metadata !4, i1 false, i1 true, i32 0, i32 0, null, i1 false} ; [ DW_TAG_subprogram ]
+!2 = metadata !{i32 524329, metadata !"t.c", metadata !"/Users/echeng/LLVM/radars/r7937664/", metadata !3} ; [ DW_TAG_file_type ]
+!3 = metadata !{i32 524305, i32 0, i32 1, metadata !"t.c", metadata !"/Users/echeng/LLVM/radars/r7937664/", metadata !"4.2.1 (Based on Apple Inc. build 5658) (LLVM build 9999)", i1 true, i1 false, metadata !"", i32 0} ; [ DW_TAG_compile_unit ]
+!4 = metadata !{i32 524309, metadata !2, metadata !"", metadata !2, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !5, i32 0, null} ; [ DW_TAG_subroutine_type ]
+!5 = metadata !{null, metadata !6}
+!6 = metadata !{i32 524310, metadata !2, metadata !"DMNotificationUPP", metadata !2, i32 6, i64 0, i64 0, i64 0, i32 0, metadata !7} ; [ DW_TAG_typedef ]
+!7 = metadata !{i32 524303, metadata !2, metadata !"", metadata !2, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !8} ; [ DW_TAG_pointer_type ]
+!8 = metadata !{i32 524309, metadata !2, metadata !"", metadata !2, i32 0, i64 0, i64 0, i64 0, i32 0, null, metadata !9, i32 0, null} ; [ DW_TAG_subroutine_type ]
+!9 = metadata !{null, metadata !10}
+!10 = metadata !{i32 524303, metadata !2, metadata !"", metadata !2, i32 0, i64 64, i64 64, i64 0, i32 0, metadata !11} ; [ DW_TAG_pointer_type ]
+!11 = metadata !{i32 524310, metadata !2, metadata !"AppleEvent", metadata !2, i32 4, i64 0, i64 0, i64 0, i32 0, metadata !12} ; [ DW_TAG_typedef ]
+!12 = metadata !{i32 524307, metadata !2, metadata !"AEDesc", metadata !2, i32 1, i64 0, i64 0, i64 0, i32 4, null, null, i32 0, null} ; [ DW_TAG_structure_type ]
+!13 = metadata !{i32 7, i32 0, metadata !1, null}
+!14 = metadata !{i32 8, i32 0, metadata !15, null}
+!15 = metadata !{i32 524299, metadata !1, i32 7, i32 0} ; [ DW_TAG_lexical_block ]