Remove the obsolete offset parameter from @llvm.dbg.value
There is no situation where this rarely-used argument cannot be
substituted with a DIExpression and removing it allows us to simplify
the DWARF backend. Note that this patch does not yet remove any of
the newly dead code.
rdar://problem/33580047
Differential Revision: https://reviews.llvm.org/D35951
llvm-svn: 309426
diff --git a/llvm/test/DebugInfo/X86/pr28270.ll b/llvm/test/DebugInfo/X86/pr28270.ll
index 56e0367..850f4c7 100644
--- a/llvm/test/DebugInfo/X86/pr28270.ll
+++ b/llvm/test/DebugInfo/X86/pr28270.ll
@@ -21,18 +21,18 @@
br label %for.cond, !dbg !65
for.cond: ; preds = %for.cond, %entry
- call void @llvm.dbg.value(metadata %class.B* %v, i64 0, metadata !29, metadata !66), !dbg !67
+ call void @llvm.dbg.value(metadata %class.B* %v, metadata !29, metadata !66), !dbg !67
%call = call double @_ZN1BixEj(%class.B* nonnull %v, i32 undef), !dbg !68
- call void @llvm.dbg.value(metadata double %call, i64 0, metadata !49, metadata !69), !dbg !70
- call void @llvm.dbg.value(metadata i32* null, i64 0, metadata !52, metadata !69), !dbg !71
- call void @llvm.dbg.value(metadata %class.A* undef, i64 0, metadata !54, metadata !69), !dbg !72
+ call void @llvm.dbg.value(metadata double %call, metadata !49, metadata !69), !dbg !70
+ call void @llvm.dbg.value(metadata i32* null, metadata !52, metadata !69), !dbg !71
+ call void @llvm.dbg.value(metadata %class.A* undef, metadata !54, metadata !69), !dbg !72
call void @llvm.lifetime.start(i64 1, i8* %1) #4, !dbg !41
%tobool.i = fcmp une double %call, 0.000000e+00, !dbg !73
%cond.i = select i1 %tobool.i, i8* getelementptr inbounds ([1 x i8], [1 x i8]* @.str, i64 0, i64 0), i8* getelementptr inbounds ([6 x i8], [6 x i8]* @.str.1, i64 0, i64 0), !dbg !73
- call void @llvm.dbg.value(metadata %class.A* %text.i, i64 0, metadata !55, metadata !66), !dbg !74
+ call void @llvm.dbg.value(metadata %class.A* %text.i, metadata !55, metadata !66), !dbg !74
call void @llvm.lifetime.start(i64 1, i8* %2), !dbg !59
- call void @llvm.dbg.value(metadata %class.A* %text.i, i64 0, metadata !62, metadata !69), !dbg !59
- call void @llvm.dbg.value(metadata i8* %cond.i, i64 0, metadata !63, metadata !69), !dbg !75
+ call void @llvm.dbg.value(metadata %class.A* %text.i, metadata !62, metadata !69), !dbg !59
+ call void @llvm.dbg.value(metadata i8* %cond.i, metadata !63, metadata !69), !dbg !75
call void @_ZN1AC1EPKc(%class.A* nonnull %agg.tmp.i.i, i8* %cond.i), !dbg !76
call void @_ZN1A5m_fn1ES_(%class.A* nonnull %text.i), !dbg !77
call void @llvm.lifetime.end(i64 1, i8* %2), !dbg !79
@@ -53,7 +53,7 @@
declare void @_ZN1AC1EPKc(%class.A*, i8*) unnamed_addr #2
; Function Attrs: nounwind readnone
-declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #3
+declare void @llvm.dbg.value(metadata, metadata, metadata) #3
attributes #0 = { noreturn uwtable "disable-tail-calls"="false" "less-precise-fpmad"="false" "no-frame-pointer-elim"="false" "no-infs-fp-math"="false" "no-jump-tables"="false" "no-nans-fp-math"="false" "stack-protector-buffer-size"="8" "target-cpu"="x86-64" "target-features"="+fxsr,+mmx,+sse,+sse2,+x87" "unsafe-fp-math"="false" "use-soft-float"="false" }
attributes #1 = { argmemonly nounwind }