; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt -passes=loop-vectorize -mtriple=x86_64-unknown-linux-gnu -S < %s | FileCheck %s
; The test checks that there is no assert caused by issue described in PR35432
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
target triple = "x86_64-unknown-linux-gnu"
@a = common local_unnamed_addr global [192 x [192 x i32]] zeroinitializer, align 16
define i32 @main(ptr %ptr) {
; CHECK-LABEL: @main(
; CHECK-NEXT: entry:
; CHECK-NEXT: [[I:%.*]] = alloca i32, align 4
; CHECK-NEXT: [[S:%.*]] = alloca i16, align 2
; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 4, ptr nonnull [[I]])
; CHECK-NEXT: store i32 0, ptr [[I]], align 4
; CHECK-NEXT: call void @llvm.lifetime.start.p0(i64 2, ptr nonnull [[S]])
; CHECK-NEXT: [[CALL:%.*]] = call i32 (ptr, ...) @goo(ptr nonnull [[I]])
; CHECK-NEXT: [[TMP0:%.*]] = load i32, ptr [[I]], align 4
; CHECK-NEXT: [[STOREMERGE6:%.*]] = trunc i32 [[TMP0]] to i16
; CHECK-NEXT: store i16 [[STOREMERGE6]], ptr [[S]], align 2
; CHECK-NEXT: [[CONV17:%.*]] = and i32 [[TMP0]], 65472
; CHECK-NEXT: [[CMP8:%.*]] = icmp eq i32 [[CONV17]], 0
; CHECK-NEXT: br i1 [[CMP8]], label [[FOR_BODY_LR_PH:%.*]], label [[FOR_END12:%.*]]
; CHECK: for.body.lr.ph:
; CHECK-NEXT: br label [[FOR_BODY:%.*]]
; CHECK: for.body:
; CHECK-NEXT: [[STOREMERGE_IN9:%.*]] = phi i32 [ [[TMP0]], [[FOR_BODY_LR_PH]] ], [ [[ADD:%.*]], [[FOR_INC9:%.*]] ]
; CHECK-NEXT: [[CONV52:%.*]] = and i32 [[STOREMERGE_IN9]], 255
; CHECK-NEXT: [[CMP63:%.*]] = icmp ult i32 [[TMP0]], [[CONV52]]
; CHECK-NEXT: br i1 [[CMP63]], label [[FOR_BODY8_LR_PH:%.*]], label [[FOR_INC9]]
; CHECK: for.body8.lr.ph:
; CHECK-NEXT: [[CONV3:%.*]] = trunc i32 [[STOREMERGE_IN9]] to i8
; CHECK-NEXT: [[DOTPROMOTED:%.*]] = load i32, ptr @a, align 16
; CHECK-NEXT: [[TMP1:%.*]] = add i8 [[CONV3]], -1
; CHECK-NEXT: [[TMP2:%.*]] = zext i8 [[TMP1]] to i32
; CHECK-NEXT: [[TMP3:%.*]] = add i32 [[TMP2]], 1
; CHECK-NEXT: [[UMIN1:%.*]] = call i32 @llvm.umin.i32(i32 [[TMP0]], i32 [[TMP2]])
; CHECK-NEXT: [[TMP4:%.*]] = sub i32 [[TMP3]], [[UMIN1]]
; CHECK-NEXT: [[MIN_ITERS_CHECK:%.*]] = icmp ult i32 [[TMP4]], 40
; CHECK-NEXT: br i1 [[MIN_ITERS_CHECK]], label [[SCALAR_PH:%.*]], label [[VECTOR_SCEVCHECK:%.*]]
; CHECK: vector.scevcheck:
; CHECK-NEXT: [[TMP5:%.*]] = add i8 [[CONV3]], -1
; CHECK-NEXT: [[TMP6:%.*]] = zext i8 [[TMP5]] to i32
; CHECK-NEXT: [[UMIN:%.*]] = call i32 @llvm.umin.i32(i32 [[TMP0]], i32 [[TMP6]])
; CHECK-NEXT: [[TMP7:%.*]] = sub i32 [[TMP6]], [[UMIN]]
; CHECK-NEXT: [[TMP8:%.*]] = trunc i32 [[TMP7]] to i8
; CHECK-NEXT: [[MUL:%.*]] = call { i8, i1 } @llvm.umul.with.overflow.i8(i8 1, i8 [[TMP8]])
; CHECK-NEXT: [[MUL_RESULT:%.*]] = extractvalue { i8, i1 } [[MUL]], 0
; CHECK-NEXT: [[MUL_OVERFLOW:%.*]] = extractvalue { i8, i1 } [[MUL]], 1
; CHECK-NEXT: [[TMP9:%.*]] = sub i8 [[TMP5]], [[MUL_RESULT]]
; CHECK-NEXT: [[TMP10:%.*]] = icmp ugt i8 [[TMP9]], [[TMP5]]
; CHECK-NEXT: [[TMP11:%.*]] = or i1 [[TMP10]], [[MUL_OVERFLOW]]
; CHECK-NEXT: [[TMP12:%.*]] = icmp ugt i32 [[TMP7]], 255
; CHECK-NEXT: [[TMP13:%.*]] = or i1 [[TMP11]], [[TMP12]]
; CHECK-NEXT: [[TMP14:%.*]] = add i32 [[DOTPROMOTED]], 1
; CHECK-NEXT: [[TMP15:%.*]] = add i32 [[TMP14]], [[TMP7]]
; CHECK-NEXT: [[TMP16:%.*]] = icmp slt i32 [[TMP15]], [[TMP14]]
; CHECK-NEXT: [[TMP17:%.*]] = or i1 [[TMP13]], [[TMP16]]
; CHECK-NEXT: br i1 [[TMP17]], label [[SCALAR_PH]], label [[VECTOR_PH:%.*]]
; CHECK: vector.ph:
; CHECK-NEXT: [[N_MOD_VF:%.*]] = urem i32 [[TMP4]], 8
; CHECK-NEXT: [[N_VEC:%.*]] = sub i32 [[TMP4]], [[N_MOD_VF]]
; CHECK-NEXT: [[IND_END:%.*]] = add i32 [[DOTPROMOTED]], [[N_VEC]]
; CHECK-NEXT: [[DOTCAST:%.*]] = trunc i32 [[N_VEC]] to i8
; CHECK-NEXT: [[IND_END2:%.*]] = sub i8 [[CONV3]], [[DOTCAST]]
; CHECK-NEXT: br label [[VECTOR_BODY:%.*]]
; CHECK: vector.body:
; CHECK-NEXT: [[INDEX:%.*]] = phi i32 [ 0, [[VECTOR_PH]] ], [ [[INDEX_NEXT:%.*]], [[VECTOR_BODY]] ]
; CHECK-NEXT: [[OFFSET_IDX:%.*]] = add i32 [[DOTPROMOTED]], [[INDEX]]
; CHECK-NEXT: [[TMP18:%.*]] = add i32 [[OFFSET_IDX]], 0
; CHECK-NEXT: [[TMP20:%.*]] = add i32 [[TMP18]], 1
; CHECK-NEXT: [[TMP22:%.*]] = getelementptr inbounds i32, ptr [[PTR:%.*]], i32 [[TMP20]]
; CHECK-NEXT: [[TMP24:%.*]] = getelementptr inbounds i32, ptr [[TMP22]], i32 0
; CHECK-NEXT: [[TMP25:%.*]] = getelementptr inbounds i32, ptr [[TMP22]], i32 4
; CHECK-NEXT: store <4 x i32> zeroinitializer, ptr [[TMP24]], align 4
; CHECK-NEXT: store <4 x i32> zeroinitializer, ptr [[TMP25]], align 4
; CHECK-NEXT: [[INDEX_NEXT]] = add nuw i32 [[INDEX]], 8
; CHECK-NEXT: [[TMP26:%.*]] = icmp eq i32 [[INDEX_NEXT]], [[N_VEC]]
; CHECK-NEXT: br i1 [[TMP26]], label [[MIDDLE_BLOCK:%.*]], label [[VECTOR_BODY]], !llvm.loop [[LOOP0:![0-9]+]]
; CHECK: middle.block:
; CHECK-NEXT: [[CMP_N:%.*]] = icmp eq i32 [[TMP4]], [[N_VEC]]
; CHECK-NEXT: br i1 [[CMP_N]], label [[FOR_COND4_FOR_INC9_CRIT_EDGE:%.*]], label [[SCALAR_PH]]
; CHECK: scalar.ph:
; CHECK-NEXT: [[BC_RESUME_VAL:%.*]] = phi i32 [ [[IND_END]], [[MIDDLE_BLOCK]] ], [ [[DOTPROMOTED]], [[FOR_BODY8_LR_PH]] ], [ [[DOTPROMOTED]], [[VECTOR_SCEVCHECK]] ]
; CHECK-NEXT: [[BC_RESUME_VAL3:%.*]] = phi i8 [ [[IND_END2]], [[MIDDLE_BLOCK]] ], [ [[CONV3]], [[FOR_BODY8_LR_PH]] ], [ [[CONV3]], [[VECTOR_SCEVCHECK]] ]
; CHECK-NEXT: br label [[FOR_BODY8:%.*]]
; CHECK: for.body8:
; CHECK-NEXT: [[INC5:%.*]] = phi i32 [ [[BC_RESUME_VAL]], [[SCALAR_PH]] ], [ [[INC:%.*]], [[FOR_BODY8]] ]
; CHECK-NEXT: [[C_04:%.*]] = phi i8 [ [[BC_RESUME_VAL3]], [[SCALAR_PH]] ], [ [[DEC:%.*]], [[FOR_BODY8]] ]
; CHECK-NEXT: [[INC]] = add i32 [[INC5]], 1
; CHECK-NEXT: [[DEC]] = add i8 [[C_04]], -1
; CHECK-NEXT: [[GEP:%.*]] = getelementptr inbounds i32, ptr [[PTR]], i32 [[INC]]
; CHECK-NEXT: store i32 0, ptr [[GEP]], align 4
; CHECK-NEXT: [[CONV5:%.*]] = zext i8 [[DEC]] to i32
; CHECK-NEXT: [[CMP6:%.*]] = icmp ult i32 [[TMP0]], [[CONV5]]
; CHECK-NEXT: br i1 [[CMP6]], label [[FOR_BODY8]], label [[FOR_COND4_FOR_INC9_CRIT_EDGE]], !llvm.loop [[LOOP3:![0-9]+]]
; CHECK: for.cond4.for.inc9_crit_edge:
; CHECK-NEXT: [[INC_LCSSA:%.*]] = phi i32 [ [[INC]], [[FOR_BODY8]] ], [ [[IND_END]], [[MIDDLE_BLOCK]] ]
; CHECK-NEXT: store i32 [[INC_LCSSA]], ptr @a, align 16
; CHECK-NEXT: br label [[FOR_INC9]]
; CHECK: for.inc9:
; CHECK-NEXT: [[CONV10:%.*]] = and i32 [[STOREMERGE_IN9]], 65535
; CHECK-NEXT: [[ADD]] = add nuw nsw i32 [[CONV10]], 1
; CHECK-NEXT: [[CONV1:%.*]] = and i32 [[ADD]], 65472
; CHECK-NEXT: [[CMP:%.*]] = icmp eq i32 [[CONV1]], 0
; CHECK-NEXT: br i1 [[CMP]], label [[FOR_BODY]], label [[FOR_COND_FOR_END12_CRIT_EDGE:%.*]]
; CHECK: for.cond.for.end12_crit_edge:
; CHECK-NEXT: [[ADD_LCSSA:%.*]] = phi i32 [ [[ADD]], [[FOR_INC9]] ]
; CHECK-NEXT: [[STOREMERGE:%.*]] = trunc i32 [[ADD_LCSSA]] to i16
; CHECK-NEXT: store i16 [[STOREMERGE]], ptr [[S]], align 2
; CHECK-NEXT: br label [[FOR_END12]]
; CHECK: for.end12:
; CHECK-NEXT: [[CALL13:%.*]] = call i32 (ptr, ...) @foo(ptr nonnull [[S]])
; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 2, ptr nonnull [[S]])
; CHECK-NEXT: call void @llvm.lifetime.end.p0(i64 4, ptr nonnull [[I]])
; CHECK-NEXT: ret i32 0
;
entry:
%i = alloca i32, align 4
%s = alloca i16, align 2
call void @llvm.lifetime.start.p0(i64 4, ptr nonnull %i) #3
store i32 0, ptr %i, align 4
call void @llvm.lifetime.start.p0(i64 2, ptr nonnull %s) #3
%call = call i32 (ptr, ...) @goo(ptr nonnull %i) #3
%0 = load i32, ptr %i, align 4
%storemerge6 = trunc i32 %0 to i16
store i16 %storemerge6, ptr %s, align 2
%conv17 = and i32 %0, 65472
%cmp8 = icmp eq i32 %conv17, 0
br i1 %cmp8, label %for.body.lr.ph, label %for.end12
for.body.lr.ph: ; preds = %entry
br label %for.body
for.body: ; preds = %for.body.lr.ph, %for.inc9
%storemerge.in9 = phi i32 [ %0, %for.body.lr.ph ], [ %add, %for.inc9 ]
%conv52 = and i32 %storemerge.in9, 255
%cmp63 = icmp ult i32 %0, %conv52
br i1 %cmp63, label %for.body8.lr.ph, label %for.inc9
for.body8.lr.ph: ; preds = %for.body
%conv3 = trunc i32 %storemerge.in9 to i8
%.promoted = load i32, ptr @a, align 16
br label %for.body8
for.body8: ; preds = %for.body8.lr.ph, %for.body8
%inc5 = phi i32 [ %.promoted, %for.body8.lr.ph ], [ %inc, %for.body8 ]
%c.04 = phi i8 [ %conv3, %for.body8.lr.ph ], [ %dec, %for.body8 ]
%inc = add i32 %inc5, 1
%dec = add i8 %c.04, -1
%gep = getelementptr inbounds i32, ptr %ptr, i32 %inc
store i32 0, ptr %gep
%conv5 = zext i8 %dec to i32
%cmp6 = icmp ult i32 %0, %conv5
br i1 %cmp6, label %for.body8, label %for.cond4.for.inc9_crit_edge
for.cond4.for.inc9_crit_edge: ; preds = %for.body8
%inc.lcssa = phi i32 [ %inc, %for.body8 ]
store i32 %inc.lcssa, ptr @a, align 16
br label %for.inc9
for.inc9: ; preds = %for.cond4.for.inc9_crit_edge, %for.body
%conv10 = and i32 %storemerge.in9, 65535
%add = add nuw nsw i32 %conv10, 1
%conv1 = and i32 %add, 65472
%cmp = icmp eq i32 %conv1, 0
br i1 %cmp, label %for.body, label %for.cond.for.end12_crit_edge
for.cond.for.end12_crit_edge: ; preds = %for.inc9
%add.lcssa = phi i32 [ %add, %for.inc9 ]
%storemerge = trunc i32 %add.lcssa to i16
store i16 %storemerge, ptr %s, align 2
br label %for.end12
for.end12: ; preds = %for.cond.for.end12_crit_edge, %entry
%call13 = call i32 (ptr, ...) @foo(ptr nonnull %s) #3
call void @llvm.lifetime.end.p0(i64 2, ptr nonnull %s) #3
call void @llvm.lifetime.end.p0(i64 4, ptr nonnull %i) #3
ret i32 0
}
; Function Attrs: argmemonly nounwind
declare void @llvm.lifetime.start.p0(i64, ptr nocapture) #1
declare i32 @goo(...) local_unnamed_addr #2
declare i32 @foo(...) local_unnamed_addr #2
; Function Attrs: argmemonly nounwind
declare void @llvm.lifetime.end.p0(i64, ptr nocapture) #1
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