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[Attributor][NFC] Improve heap2stack result readability and code style
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@jdoerfert
jdoerfert committed Jul 7, 2022
1 parent c771eaf commit efe8c58
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Showing 2 changed files with 93 additions and 93 deletions.
22 changes: 11 additions & 11 deletions llvm/lib/Transforms/IPO/AttributorAttributes.cpp
View file
Expand Up @@ -6310,8 +6310,9 @@ struct AAHeapToStackFunction final : public AAHeapToStack {

// TODO: Hoist the alloca towards the function entry.
unsigned AS = DL.getAllocaAddrSpace();
Instruction *Alloca = new AllocaInst(Type::getInt8Ty(F->getContext()), AS,
Size, Alignment, "", IP);
Instruction *Alloca =
new AllocaInst(Type::getInt8Ty(F->getContext()), AS, Size, Alignment,
AI.CB->getName() + ".h2s", IP);

if (Alloca->getType() != AI.CB->getType())
Alloca = BitCastInst::CreatePointerBitCastOrAddrSpaceCast(
Expand Down Expand Up @@ -6616,15 +6617,14 @@ ChangeStatus AAHeapToStackFunction::updateImpl(Attributor &A) {
AI.Status = AllocationInfo::INVALID;
Changed = ChangeStatus::CHANGED;
continue;
} else {
if (APAlign->ugt(llvm::Value::MaximumAlignment) ||
!APAlign->isPowerOf2()) {
LLVM_DEBUG(dbgs() << "[H2S] Invalid allocation alignment: " << APAlign
<< "\n");
AI.Status = AllocationInfo::INVALID;
Changed = ChangeStatus::CHANGED;
continue;
}
}
if (APAlign->ugt(llvm::Value::MaximumAlignment) ||
!APAlign->isPowerOf2()) {
LLVM_DEBUG(dbgs() << "[H2S] Invalid allocation alignment: " << APAlign
<< "\n");
AI.Status = AllocationInfo::INVALID;
Changed = ChangeStatus::CHANGED;
continue;
}
}

Expand Down
164 changes: 82 additions & 82 deletions llvm/test/Transforms/Attributor/heap_to_stack.ll
View file
Expand Up @@ -57,21 +57,21 @@ define void @h2s_value_simplify_interaction(i1 %c, i8* %A) {
; IS________NPM-LABEL: define {{[^@]+}}@h2s_value_simplify_interaction
; IS________NPM-SAME: (i1 [[C:%.*]], i8* nocapture nofree readnone [[A:%.*]]) {
; IS________NPM-NEXT: entry:
; IS________NPM-NEXT: [[TMP0:%.*]] = alloca i8, i64 4, align 16
; IS________NPM-NEXT: [[M_H2S:%.*]] = alloca i8, i64 4, align 16
; IS________NPM-NEXT: br i1 [[C]], label [[T:%.*]], label [[F:%.*]]
; IS________NPM: t:
; IS________NPM-NEXT: br i1 false, label [[DEAD:%.*]], label [[F2:%.*]]
; IS________NPM: f:
; IS________NPM-NEXT: br label [[J:%.*]]
; IS________NPM: f2:
; IS________NPM-NEXT: [[L:%.*]] = load i8, i8* [[TMP0]], align 16
; IS________NPM-NEXT: [[L:%.*]] = load i8, i8* [[M_H2S]], align 16
; IS________NPM-NEXT: call void @usei8(i8 [[L]])
; IS________NPM-NEXT: call void @no_sync_func(i8* nocapture nofree noundef align 16 [[TMP0]]) #[[ATTR6:[0-9]+]]
; IS________NPM-NEXT: call void @no_sync_func(i8* nocapture nofree noundef align 16 [[M_H2S]]) #[[ATTR6:[0-9]+]]
; IS________NPM-NEXT: br label [[J]]
; IS________NPM: dead:
; IS________NPM-NEXT: unreachable
; IS________NPM: j:
; IS________NPM-NEXT: [[PHI:%.*]] = phi i8* [ [[TMP0]], [[F]] ], [ null, [[F2]] ]
; IS________NPM-NEXT: [[PHI:%.*]] = phi i8* [ [[M_H2S]], [[F]] ], [ null, [[F2]] ]
; IS________NPM-NEXT: tail call void @no_sync_func(i8* nocapture nofree noundef align 16 [[PHI]]) #[[ATTR6]]
; IS________NPM-NEXT: ret void
;
Expand Down Expand Up @@ -153,8 +153,8 @@ define void @test3() {
; IS________OPM-NEXT: ret void
;
; IS________NPM-LABEL: define {{[^@]+}}@test3() {
; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: tail call void @no_sync_func(i8* noalias nocapture nofree [[TMP1]])
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: tail call void @no_sync_func(i8* noalias nocapture nofree [[DOTH2S]])
; IS________NPM-NEXT: ret void
;
%1 = tail call noalias i8* @malloc(i64 4)
Expand All @@ -173,8 +173,8 @@ define void @test3a(i8* %p) {
;
; IS________NPM-LABEL: define {{[^@]+}}@test3a
; IS________NPM-SAME: (i8* nocapture [[P:%.*]]) {
; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: tail call void @nofree_arg_only(i8* noalias nocapture nofree [[TMP1]], i8* nocapture [[P]])
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: tail call void @nofree_arg_only(i8* noalias nocapture nofree [[DOTH2S]], i8* nocapture [[P]])
; IS________NPM-NEXT: ret void
;
%1 = tail call noalias i8* @malloc(i64 4)
Expand All @@ -195,8 +195,8 @@ define void @test3b(i8* %p) {
;
; IS________NPM-LABEL: define {{[^@]+}}@test3b
; IS________NPM-SAME: (i8* nocapture [[P:%.*]]) {
; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 128, align 32
; IS________NPM-NEXT: tail call void @nofree_arg_only(i8* noalias nocapture nofree [[TMP1]], i8* nocapture [[P]])
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 128, align 32
; IS________NPM-NEXT: tail call void @nofree_arg_only(i8* noalias nocapture nofree [[DOTH2S]], i8* nocapture [[P]])
; IS________NPM-NEXT: ret void
;
%1 = tail call noalias i8* @aligned_alloc(i64 32, i64 128)
Expand Down Expand Up @@ -251,9 +251,9 @@ define void @test0() {
; IS________OPM-NEXT: ret void
;
; IS________NPM-LABEL: define {{[^@]+}}@test0() {
; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 8, align 1
; IS________NPM-NEXT: call void @llvm.memset.p0i8.i64(i8* [[TMP1]], i8 0, i64 8, i1 false)
; IS________NPM-NEXT: tail call void @no_sync_func(i8* noalias nocapture nofree [[TMP1]])
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 8, align 1
; IS________NPM-NEXT: call void @llvm.memset.p0i8.i64(i8* [[DOTH2S]], i8 0, i64 8, i1 false)
; IS________NPM-NEXT: tail call void @no_sync_func(i8* noalias nocapture nofree [[DOTH2S]])
; IS________NPM-NEXT: ret void
;
%1 = tail call noalias i8* @calloc(i64 2, i64 4)
Expand All @@ -270,8 +270,8 @@ define void @test4() {
; IS________OPM-NEXT: ret void
;
; IS________NPM-LABEL: define {{[^@]+}}@test4() {
; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: tail call void @nofree_func(i8* noalias nocapture nofree [[TMP1]])
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: tail call void @nofree_func(i8* noalias nocapture nofree [[DOTH2S]])
; IS________NPM-NEXT: ret void
;
%1 = tail call noalias i8* @malloc(i64 4)
Expand Down Expand Up @@ -300,16 +300,16 @@ define void @test5(i32, i8* %p) {
;
; IS________NPM-LABEL: define {{[^@]+}}@test5
; IS________NPM-SAME: (i32 [[TMP0:%.*]], i8* nocapture [[P:%.*]]) {
; IS________NPM-NEXT: [[TMP2:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0
; IS________NPM-NEXT: br i1 [[TMP3]], label [[TMP5:%.*]], label [[TMP4:%.*]]
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP0]], 0
; IS________NPM-NEXT: br i1 [[TMP2]], label [[TMP4:%.*]], label [[TMP3:%.*]]
; IS________NPM: 3:
; IS________NPM-NEXT: tail call void @nofree_func(i8* noalias nocapture nofree [[DOTH2S]])
; IS________NPM-NEXT: br label [[TMP5:%.*]]
; IS________NPM: 4:
; IS________NPM-NEXT: tail call void @nofree_func(i8* noalias nocapture nofree [[TMP2]])
; IS________NPM-NEXT: br label [[TMP6:%.*]]
; IS________NPM-NEXT: tail call void @nofree_arg_only(i8* noalias nocapture nofree [[DOTH2S]], i8* nocapture [[P]])
; IS________NPM-NEXT: br label [[TMP5]]
; IS________NPM: 5:
; IS________NPM-NEXT: tail call void @nofree_arg_only(i8* noalias nocapture nofree [[TMP2]], i8* nocapture [[P]])
; IS________NPM-NEXT: br label [[TMP6]]
; IS________NPM: 6:
; IS________NPM-NEXT: ret void
;
%2 = tail call noalias i8* @malloc(i64 4)
Expand Down Expand Up @@ -349,15 +349,15 @@ define void @test6(i32) {
;
; IS________NPM-LABEL: define {{[^@]+}}@test6
; IS________NPM-SAME: (i32 [[TMP0:%.*]]) {
; IS________NPM-NEXT: [[TMP2:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 0
; IS________NPM-NEXT: br i1 [[TMP3]], label [[TMP5:%.*]], label [[TMP4:%.*]]
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: [[TMP2:%.*]] = icmp eq i32 [[TMP0]], 0
; IS________NPM-NEXT: br i1 [[TMP2]], label [[TMP4:%.*]], label [[TMP3:%.*]]
; IS________NPM: 3:
; IS________NPM-NEXT: tail call void @nofree_func(i8* noalias nocapture nofree [[DOTH2S]])
; IS________NPM-NEXT: br label [[TMP5:%.*]]
; IS________NPM: 4:
; IS________NPM-NEXT: tail call void @nofree_func(i8* noalias nocapture nofree [[TMP2]])
; IS________NPM-NEXT: br label [[TMP6:%.*]]
; IS________NPM-NEXT: br label [[TMP5]]
; IS________NPM: 5:
; IS________NPM-NEXT: br label [[TMP6]]
; IS________NPM: 6:
; IS________NPM-NEXT: ret void
;
%2 = tail call noalias i8* @malloc(i64 4)
Expand Down Expand Up @@ -386,8 +386,8 @@ define void @test7() {
; IS________OPM-NEXT: unreachable
;
; IS________NPM-LABEL: define {{[^@]+}}@test7() {
; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: [[TMP2:%.*]] = tail call i32 @no_return_call() #[[ATTR3:[0-9]+]]
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: [[TMP1:%.*]] = tail call i32 @no_return_call() #[[ATTR3:[0-9]+]]
; IS________NPM-NEXT: unreachable
;
%1 = tail call noalias i8* @malloc(i64 4)
Expand Down Expand Up @@ -461,12 +461,12 @@ define i32 @test10() {
; IS________OPM-NEXT: ret i32 [[TMP3]]
;
; IS________NPM-LABEL: define {{[^@]+}}@test10() {
; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: tail call void @no_sync_func(i8* noalias nocapture nofree [[TMP1]])
; IS________NPM-NEXT: [[TMP2:%.*]] = bitcast i8* [[TMP1]] to i32*
; IS________NPM-NEXT: store i32 10, i32* [[TMP2]], align 4
; IS________NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP2]], align 4
; IS________NPM-NEXT: ret i32 [[TMP3]]
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: tail call void @no_sync_func(i8* noalias nocapture nofree [[DOTH2S]])
; IS________NPM-NEXT: [[TMP1:%.*]] = bitcast i8* [[DOTH2S]] to i32*
; IS________NPM-NEXT: store i32 10, i32* [[TMP1]], align 4
; IS________NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP1]], align 4
; IS________NPM-NEXT: ret i32 [[TMP2]]
;
%1 = tail call noalias i8* @malloc(i64 4)
tail call void @no_sync_func(i8* %1)
Expand All @@ -489,13 +489,13 @@ define i32 @test_lifetime() {
; IS________OPM-NEXT: ret i32 [[TMP3]]
;
; IS________NPM-LABEL: define {{[^@]+}}@test_lifetime() {
; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: tail call void @no_sync_func(i8* noalias nocapture nofree [[TMP1]])
; IS________NPM-NEXT: call void @llvm.lifetime.start.p0i8(i64 noundef 4, i8* noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[TMP1]])
; IS________NPM-NEXT: [[TMP2:%.*]] = bitcast i8* [[TMP1]] to i32*
; IS________NPM-NEXT: store i32 10, i32* [[TMP2]], align 4
; IS________NPM-NEXT: [[TMP3:%.*]] = load i32, i32* [[TMP2]], align 4
; IS________NPM-NEXT: ret i32 [[TMP3]]
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: tail call void @no_sync_func(i8* noalias nocapture nofree [[DOTH2S]])
; IS________NPM-NEXT: call void @llvm.lifetime.start.p0i8(i64 noundef 4, i8* noalias nocapture nofree noundef nonnull align 4 dereferenceable(4) [[DOTH2S]])
; IS________NPM-NEXT: [[TMP1:%.*]] = bitcast i8* [[DOTH2S]] to i32*
; IS________NPM-NEXT: store i32 10, i32* [[TMP1]], align 4
; IS________NPM-NEXT: [[TMP2:%.*]] = load i32, i32* [[TMP1]], align 4
; IS________NPM-NEXT: ret i32 [[TMP2]]
;
%1 = tail call noalias i8* @malloc(i64 4)
tail call void @no_sync_func(i8* %1)
Expand All @@ -517,8 +517,8 @@ define void @test11() {
; IS________OPM-NEXT: ret void
;
; IS________NPM-LABEL: define {{[^@]+}}@test11() {
; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: tail call void @sync_will_return(i8* [[TMP1]]) #[[ATTR6]]
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: tail call void @sync_will_return(i8* [[DOTH2S]]) #[[ATTR6]]
; IS________NPM-NEXT: ret void
;
%1 = tail call noalias i8* @malloc(i64 4)
Expand Down Expand Up @@ -563,33 +563,33 @@ define i32 @irreducible_cfg(i32 %0) {
;
; IS________NPM-LABEL: define {{[^@]+}}@irreducible_cfg
; IS________NPM-SAME: (i32 [[TMP0:%.*]]) {
; IS________NPM-NEXT: [[TMP2:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: [[TMP3:%.*]] = bitcast i8* [[TMP2]] to i32*
; IS________NPM-NEXT: store i32 10, i32* [[TMP3]], align 4
; IS________NPM-NEXT: [[TMP4:%.*]] = icmp eq i32 [[TMP0]], 1
; IS________NPM-NEXT: br i1 [[TMP4]], label [[TMP5:%.*]], label [[TMP7:%.*]]
; IS________NPM: 5:
; IS________NPM-NEXT: [[TMP6:%.*]] = add nsw i32 [[TMP0]], 5
; IS________NPM-NEXT: br label [[TMP13:%.*]]
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: [[TMP2:%.*]] = bitcast i8* [[DOTH2S]] to i32*
; IS________NPM-NEXT: store i32 10, i32* [[TMP2]], align 4
; IS________NPM-NEXT: [[TMP3:%.*]] = icmp eq i32 [[TMP0]], 1
; IS________NPM-NEXT: br i1 [[TMP3]], label [[TMP4:%.*]], label [[TMP6:%.*]]
; IS________NPM: 4:
; IS________NPM-NEXT: [[TMP5:%.*]] = add nsw i32 [[TMP0]], 5
; IS________NPM-NEXT: br label [[TMP12:%.*]]
; IS________NPM: 6:
; IS________NPM-NEXT: br label [[TMP7:%.*]]
; IS________NPM: 7:
; IS________NPM-NEXT: br label [[TMP8:%.*]]
; IS________NPM: 8:
; IS________NPM-NEXT: [[DOT0:%.*]] = phi i32 [ [[TMP14:%.*]], [[TMP13]] ], [ 1, [[TMP7]] ]
; IS________NPM-NEXT: [[TMP9:%.*]] = load i32, i32* [[TMP3]], align 4
; IS________NPM-NEXT: [[TMP10:%.*]] = add nsw i32 [[TMP9]], -1
; IS________NPM-NEXT: store i32 [[TMP10]], i32* [[TMP3]], align 4
; IS________NPM-NEXT: [[TMP11:%.*]] = icmp ne i32 [[TMP9]], 0
; IS________NPM-NEXT: br i1 [[TMP11]], label [[TMP12:%.*]], label [[TMP15:%.*]]
; IS________NPM-NEXT: [[DOT0:%.*]] = phi i32 [ [[TMP13:%.*]], [[TMP12]] ], [ 1, [[TMP6]] ]
; IS________NPM-NEXT: [[TMP8:%.*]] = load i32, i32* [[TMP2]], align 4
; IS________NPM-NEXT: [[TMP9:%.*]] = add nsw i32 [[TMP8]], -1
; IS________NPM-NEXT: store i32 [[TMP9]], i32* [[TMP2]], align 4
; IS________NPM-NEXT: [[TMP10:%.*]] = icmp ne i32 [[TMP8]], 0
; IS________NPM-NEXT: br i1 [[TMP10]], label [[TMP11:%.*]], label [[TMP14:%.*]]
; IS________NPM: 11:
; IS________NPM-NEXT: br label [[TMP12]]
; IS________NPM: 12:
; IS________NPM-NEXT: br label [[TMP13]]
; IS________NPM: 13:
; IS________NPM-NEXT: [[DOT1:%.*]] = phi i32 [ [[TMP6]], [[TMP5]] ], [ [[DOT0]], [[TMP12]] ]
; IS________NPM-NEXT: [[TMP14]] = add nsw i32 [[DOT1]], 1
; IS________NPM-NEXT: br label [[TMP8]]
; IS________NPM: 15:
; IS________NPM-NEXT: [[TMP16:%.*]] = bitcast i32* [[TMP3]] to i8*
; IS________NPM-NEXT: [[TMP17:%.*]] = load i32, i32* [[TMP3]], align 4
; IS________NPM-NEXT: ret i32 [[TMP17]]
; IS________NPM-NEXT: [[DOT1:%.*]] = phi i32 [ [[TMP5]], [[TMP4]] ], [ [[DOT0]], [[TMP11]] ]
; IS________NPM-NEXT: [[TMP13]] = add nsw i32 [[DOT1]], 1
; IS________NPM-NEXT: br label [[TMP7]]
; IS________NPM: 14:
; IS________NPM-NEXT: [[TMP15:%.*]] = bitcast i32* [[TMP2]] to i8*
; IS________NPM-NEXT: [[TMP16:%.*]] = load i32, i32* [[TMP2]], align 4
; IS________NPM-NEXT: ret i32 [[TMP16]]
;
%2 = call noalias i8* @malloc(i64 4)
%3 = bitcast i8* %2 to i32*
Expand Down Expand Up @@ -660,12 +660,12 @@ define i32 @malloc_in_loop(i32 %0) {
; IS________NPM-NEXT: [[TMP6:%.*]] = add nsw i32 [[TMP5]], -1
; IS________NPM-NEXT: store i32 [[TMP6]], i32* [[TMP2]], align 4
; IS________NPM-NEXT: [[TMP7:%.*]] = icmp sgt i32 [[TMP6]], 0
; IS________NPM-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP11:%.*]]
; IS________NPM-NEXT: br i1 [[TMP7]], label [[TMP8:%.*]], label [[TMP10:%.*]]
; IS________NPM: 8:
; IS________NPM-NEXT: [[TMP9:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: [[TMP10:%.*]] = bitcast i8* [[TMP9]] to i32*
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: [[TMP9:%.*]] = bitcast i8* [[DOTH2S]] to i32*
; IS________NPM-NEXT: br label [[TMP4]]
; IS________NPM: 11:
; IS________NPM: 10:
; IS________NPM-NEXT: ret i32 5
;
%2 = alloca i32, align 4
Expand Down Expand Up @@ -786,9 +786,9 @@ define void @test16a(i8 %v, i8** %P) {
;
; IS________NPM-LABEL: define {{[^@]+}}@test16a
; IS________NPM-SAME: (i8 [[V:%.*]], i8** nocapture nofree readnone [[P:%.*]]) {
; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: store i8 [[V]], i8* [[TMP1]], align 1
; IS________NPM-NEXT: tail call void @no_sync_func(i8* noalias nocapture nofree noundef nonnull dereferenceable(1) [[TMP1]])
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: store i8 [[V]], i8* [[DOTH2S]], align 1
; IS________NPM-NEXT: tail call void @no_sync_func(i8* noalias nocapture nofree noundef nonnull dereferenceable(1) [[DOTH2S]])
; IS________NPM-NEXT: ret void
;
%1 = tail call noalias i8* @malloc(i64 4)
Expand Down Expand Up @@ -825,9 +825,9 @@ define void @test16c(i8 %v, i8** %P) {
;
; IS________NPM-LABEL: define {{[^@]+}}@test16c
; IS________NPM-SAME: (i8 [[V:%.*]], i8** nocapture nofree writeonly [[P:%.*]]) {
; IS________NPM-NEXT: [[TMP1:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: store i8* [[TMP1]], i8** [[P]], align 8
; IS________NPM-NEXT: tail call void @no_sync_func(i8* nocapture nofree [[TMP1]]) #[[ATTR6]]
; IS________NPM-NEXT: [[DOTH2S:%.*]] = alloca i8, i64 4, align 1
; IS________NPM-NEXT: store i8* [[DOTH2S]], i8** [[P]], align 8
; IS________NPM-NEXT: tail call void @no_sync_func(i8* nocapture nofree [[DOTH2S]]) #[[ATTR6]]
; IS________NPM-NEXT: ret void
;
%1 = tail call noalias i8* @malloc(i64 4)
Expand Down

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