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/Transforms/LoopVectorize/debugloc.ll b/llvm/test/Transforms/LoopVectorize/debugloc.ll
index f2d68fb..f400af2 100644
--- a/llvm/test/Transforms/LoopVectorize/debugloc.ll
+++ b/llvm/test/Transforms/LoopVectorize/debugloc.ll
@@ -19,10 +19,10 @@
define i32 @f(i32* nocapture %a, i32 %size) #0 !dbg !4 {
entry:
- tail call void @llvm.dbg.value(metadata i32* %a, i64 0, metadata !13, metadata !DIExpression()), !dbg !19
- tail call void @llvm.dbg.value(metadata i32 %size, i64 0, metadata !14, metadata !DIExpression()), !dbg !19
- tail call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !15, metadata !DIExpression()), !dbg !20
- tail call void @llvm.dbg.value(metadata i32 0, i64 0, metadata !16, metadata !DIExpression()), !dbg !21
+ tail call void @llvm.dbg.value(metadata i32* %a, metadata !13, metadata !DIExpression()), !dbg !19
+ tail call void @llvm.dbg.value(metadata i32 %size, metadata !14, metadata !DIExpression()), !dbg !19
+ tail call void @llvm.dbg.value(metadata i32 0, metadata !15, metadata !DIExpression()), !dbg !20
+ tail call void @llvm.dbg.value(metadata i32 0, metadata !16, metadata !DIExpression()), !dbg !21
%cmp4 = icmp eq i32 %size, 0, !dbg !21
br i1 %cmp4, label %for.end, label %for.body.lr.ph, !dbg !21
@@ -35,9 +35,9 @@
%arrayidx = getelementptr inbounds i32, i32* %a, i64 %indvars.iv, !dbg !22
%0 = load i32, i32* %arrayidx, align 4, !dbg !22
%add = add i32 %0, %sum.05, !dbg !22
- tail call void @llvm.dbg.value(metadata i32 %add.lcssa, i64 0, metadata !15, metadata !DIExpression()), !dbg !22
+ tail call void @llvm.dbg.value(metadata i32 %add.lcssa, metadata !15, metadata !DIExpression()), !dbg !22
%indvars.iv.next = add i64 %indvars.iv, 1, !dbg !22
- tail call void @llvm.dbg.value(metadata !{null}, i64 0, metadata !16, metadata !DIExpression()), !dbg !22
+ tail call void @llvm.dbg.value(metadata !{null}, metadata !16, metadata !DIExpression()), !dbg !22
%lftr.wideiv = trunc i64 %indvars.iv.next to i32, !dbg !22
%exitcond = icmp ne i32 %lftr.wideiv, %size, !dbg !22
br i1 %exitcond, label %for.body, label %for.cond.for.end_crit_edge, !dbg !21
@@ -55,7 +55,7 @@
declare void @llvm.dbg.declare(metadata, metadata, metadata) #1
; Function Attrs: nounwind readnone
-declare void @llvm.dbg.value(metadata, i64, metadata, metadata) #1
+declare void @llvm.dbg.value(metadata, metadata, metadata) #1
attributes #0 = { nounwind readonly ssp uwtable "less-precise-fpmad"="false" "no-frame-pointer-elim"="true" "no-frame-pointer-elim-non-leaf"="true" "no-infs-fp-math"="true" "no-nans-fp-math"="true" "unsafe-fp-math"="true" "use-soft-float"="false" }
attributes #1 = { nounwind readnone }