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1b7973fc19
This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 188944
71 lines
2.8 KiB
LLVM
71 lines
2.8 KiB
LLVM
; RUN: llc < %s -march=x86-64 -print-before=stack-coloring -print-after=stack-coloring >%t 2>&1 && FileCheck <%t %s
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define void @foo(i64* %retval.i, i32 %call, i32* %.ph.i80, i32 %fourteen, i32* %out.lo, i32* %out.hi) nounwind align 2 {
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entry:
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%_Tmp.i39 = alloca i64, align 8
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%retval.i33 = alloca i64, align 8
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%_Tmp.i = alloca i64, align 8
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%retval.i.i = alloca i64, align 8
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%_First.i = alloca i64, align 8
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%0 = load i64* %retval.i, align 8
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%1 = load i64* %retval.i, align 8
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%_Tmp.i39.0.cast73 = bitcast i64* %_Tmp.i39 to i8*
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call void @llvm.lifetime.start(i64 8, i8* %_Tmp.i39.0.cast73)
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store i64 %1, i64* %_Tmp.i39, align 8
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%cmp.i.i.i40 = icmp slt i32 %call, 0
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%2 = lshr i64 %1, 32
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%3 = trunc i64 %2 to i32
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%sub.i.i.i44 = sub i32 0, %call
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%cmp2.i.i.i45 = icmp ult i32 %3, %sub.i.i.i44
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%or.cond.i.i.i46 = and i1 %cmp.i.i.i40, %cmp2.i.i.i45
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%add.i.i.i47 = add i32 %3, %call
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%sub5.i.i.i48 = lshr i32 %add.i.i.i47, 5
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%trunc.i50 = trunc i64 %1 to i32
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%inttoptr.i51 = inttoptr i32 %trunc.i50 to i32*
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%add61617.i.i.i52 = or i32 %sub5.i.i.i48, -134217728
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%add61617.i.sub5.i.i.i53 = select i1 %or.cond.i.i.i46, i32 %add61617.i.i.i52, i32 %sub5.i.i.i48
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%storemerge2.i.i54 = getelementptr inbounds i32* %inttoptr.i51, i32 %add61617.i.sub5.i.i.i53
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%_Tmp.i39.0.cast74 = bitcast i64* %_Tmp.i39 to i32**
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store i32* %storemerge2.i.i54, i32** %_Tmp.i39.0.cast74, align 8
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%storemerge.i.i55 = and i32 %add.i.i.i47, 31
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%_Tmp.i39.4.raw_idx = getelementptr inbounds i8* %_Tmp.i39.0.cast73, i32 4
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%_Tmp.i39.4.cast = bitcast i8* %_Tmp.i39.4.raw_idx to i32*
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store i32 %storemerge.i.i55, i32* %_Tmp.i39.4.cast, align 4
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%srcval.i56 = load i64* %_Tmp.i39, align 8
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call void @llvm.lifetime.end(i64 8, i8* %_Tmp.i39.0.cast73)
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; CHECK: Before Merge disjoint stack slots
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; CHECK: [[PREFIX15:MOV64mr.*<fi#]]{{[0-9]}}[[SUFFIX15:.*;]] mem:ST8[%fifteen]
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; CHECK: [[PREFIX87:MOV32mr.*;]] mem:ST4[%sunkaddr87]
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; CHECK: After Merge disjoint stack slots
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; CHECK: [[PREFIX15]]{{[0-9]}}[[SUFFIX15]] mem:ST8[%_Tmp.i39]
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; CHECK: [[PREFIX87]] mem:ST4[<unknown>]
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%fifteen = bitcast i64* %retval.i.i to i32**
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%sixteen = bitcast i64* %retval.i.i to i8*
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call void @llvm.lifetime.start(i64 8, i8* %sixteen)
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store i32* %.ph.i80, i32** %fifteen, align 8
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%sunkaddr = ptrtoint i64* %retval.i.i to i32
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%sunkaddr86 = add i32 %sunkaddr, 4
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%sunkaddr87 = inttoptr i32 %sunkaddr86 to i32*
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store i32 %fourteen, i32* %sunkaddr87, align 4
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%seventeen = load i64* %retval.i.i, align 8
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call void @llvm.lifetime.end(i64 8, i8* %sixteen)
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%eighteen = lshr i64 %seventeen, 32
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%nineteen = trunc i64 %eighteen to i32
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%shl.i.i.i = shl i32 1, %nineteen
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store i32 %shl.i.i.i, i32* %out.lo, align 8
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store i32 %nineteen, i32* %out.hi, align 8
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ret void
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}
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declare void @llvm.lifetime.start(i64, i8* nocapture) nounwind
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declare void @llvm.lifetime.end(i64, i8* nocapture) nounwind
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