e463bd53c0
This reverts commit 438682de6a to fix the
bug with the reducing size of the resulting vector for the entry node
with multiple users.
125 lines
6.1 KiB
LLVM
125 lines
6.1 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -slp-vectorizer -S -mtriple=aarch64-apple-ios -mcpu=cyclone -o - %s | FileCheck %s
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define void @f1(<2 x i16> %x, i16* %a) {
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; CHECK-LABEL: @f1(
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; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <2 x i16> [[X:%.*]], <2 x i16> poison, <4 x i32> <i32 0, i32 1, i32 1, i32 0>
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; CHECK-NEXT: [[PTR0:%.*]] = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 0
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; CHECK-NEXT: [[PTR1:%.*]] = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 1
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; CHECK-NEXT: [[PTR2:%.*]] = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 2
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; CHECK-NEXT: [[PTR3:%.*]] = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 3
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; CHECK-NEXT: [[TMP1:%.*]] = extractelement <4 x i16> [[SHUFFLE]], i32 0
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; CHECK-NEXT: store i16 [[TMP1]], i16* [[A:%.*]], align 2
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; CHECK-NEXT: [[TMP2:%.*]] = bitcast i16* [[PTR0]] to <4 x i16>*
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; CHECK-NEXT: store <4 x i16> [[SHUFFLE]], <4 x i16>* [[TMP2]], align 2
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; CHECK-NEXT: ret void
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;
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%t2 = extractelement <2 x i16> %x, i32 0
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%t3 = extractelement <2 x i16> %x, i32 1
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%ptr0 = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 0
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%ptr1 = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 1
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%ptr2 = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 2
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%ptr3 = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 3
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store i16 %t2, i16* %a
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store i16 %t2, i16* %ptr0
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store i16 %t3, i16* %ptr1
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store i16 %t3, i16* %ptr2
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store i16 %t2, i16* %ptr3
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ret void
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}
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define void @f2(<2 x i16> %x, i16* %a) {
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; CHECK-LABEL: @f2(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br label [[CONT:%.*]]
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; CHECK: cont:
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; CHECK-NEXT: [[XX:%.*]] = phi <2 x i16> [ [[X:%.*]], [[ENTRY:%.*]] ], [ undef, [[CONT]] ]
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; CHECK-NEXT: [[AA:%.*]] = phi i16* [ [[A:%.*]], [[ENTRY]] ], [ undef, [[CONT]] ]
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; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <2 x i16> [[XX]], <2 x i16> poison, <4 x i32> <i32 0, i32 1, i32 1, i32 0>
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; CHECK-NEXT: [[PTR0:%.*]] = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 0
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; CHECK-NEXT: [[PTR1:%.*]] = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 1
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; CHECK-NEXT: [[PTR2:%.*]] = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 2
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; CHECK-NEXT: [[PTR3:%.*]] = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 3
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; CHECK-NEXT: [[TMP0:%.*]] = extractelement <4 x i16> [[SHUFFLE]], i32 0
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; CHECK-NEXT: store i16 [[TMP0]], i16* [[A]], align 2
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; CHECK-NEXT: [[TMP1:%.*]] = bitcast i16* [[PTR0]] to <4 x i16>*
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; CHECK-NEXT: store <4 x i16> [[SHUFFLE]], <4 x i16>* [[TMP1]], align 2
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; CHECK-NEXT: [[A_VAL:%.*]] = load i16, i16* [[A]], align 2
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; CHECK-NEXT: [[CMP:%.*]] = icmp eq i16 [[A_VAL]], 0
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; CHECK-NEXT: br i1 [[CMP]], label [[CONT]], label [[EXIT:%.*]]
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; CHECK: exit:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %cont
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cont: ; preds = %entry, %cont
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%xx = phi <2 x i16> [ %x, %entry ], [ undef, %cont ]
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%aa = phi i16* [ %a, %entry ], [ undef, %cont ]
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%t2 = extractelement <2 x i16> %xx, i32 0
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%t3 = extractelement <2 x i16> %xx, i32 1
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%ptr0 = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 0
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%ptr1 = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 1
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%ptr2 = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 2
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%ptr3 = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 3
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store i16 %t2, i16* %a
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store i16 %t2, i16* %ptr0
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store i16 %t3, i16* %ptr1
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store i16 %t3, i16* %ptr2
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store i16 %t2, i16* %ptr3
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%a_val = load i16, i16* %a, align 2
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%cmp = icmp eq i16 %a_val, 0
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br i1 %cmp, label %cont, label %exit
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exit: ; preds = %cont
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ret void
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}
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define void @f3(<2 x i16> %x, i16* %a) {
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; CHECK-LABEL: @f3(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: br label [[CONT:%.*]]
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; CHECK: cont:
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; CHECK-NEXT: [[XX:%.*]] = phi <2 x i16> [ [[X:%.*]], [[ENTRY:%.*]] ], [ undef, [[CONT]] ]
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; CHECK-NEXT: [[AA:%.*]] = phi i16* [ [[A:%.*]], [[ENTRY]] ], [ undef, [[CONT]] ]
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; CHECK-NEXT: [[REORDER_SHUFFLE:%.*]] = shufflevector <2 x i16> [[XX]], <2 x i16> poison, <2 x i32> <i32 1, i32 0>
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; CHECK-NEXT: [[SHUFFLE:%.*]] = shufflevector <2 x i16> [[REORDER_SHUFFLE]], <2 x i16> poison, <4 x i32> <i32 0, i32 1, i32 1, i32 0>
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; CHECK-NEXT: [[PTR0:%.*]] = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 0
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; CHECK-NEXT: [[PTR1:%.*]] = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 1
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; CHECK-NEXT: [[PTR2:%.*]] = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 2
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; CHECK-NEXT: [[PTR3:%.*]] = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 3
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; CHECK-NEXT: [[TMP0:%.*]] = extractelement <4 x i16> [[SHUFFLE]], i32 0
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; CHECK-NEXT: store i16 [[TMP0]], i16* [[A]], align 2
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; CHECK-NEXT: [[TMP1:%.*]] = bitcast i16* [[PTR0]] to <4 x i16>*
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; CHECK-NEXT: store <4 x i16> [[SHUFFLE]], <4 x i16>* [[TMP1]], align 2
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; CHECK-NEXT: [[A_VAL:%.*]] = load i16, i16* [[A]], align 2
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; CHECK-NEXT: [[CMP:%.*]] = icmp eq i16 [[A_VAL]], 0
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; CHECK-NEXT: br i1 [[CMP]], label [[CONT]], label [[EXIT:%.*]]
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; CHECK: exit:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %cont
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cont: ; preds = %entry, %cont
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%xx = phi <2 x i16> [ %x, %entry ], [ undef, %cont ]
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%aa = phi i16* [ %a, %entry ], [ undef, %cont ]
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%t2 = extractelement <2 x i16> %xx, i32 0
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%t3 = extractelement <2 x i16> %xx, i32 1
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%ptr0 = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 0
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%ptr1 = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 1
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%ptr2 = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 2
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%ptr3 = getelementptr inbounds [4 x i16], [4 x i16]* undef, i16 0, i16 3
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store i16 %t3, i16* %a
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store i16 %t3, i16* %ptr0
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store i16 %t2, i16* %ptr1
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store i16 %t2, i16* %ptr2
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store i16 %t3, i16* %ptr3
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%a_val = load i16, i16* %a, align 2
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%cmp = icmp eq i16 %a_val, 0
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br i1 %cmp, label %cont, label %exit
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exit: ; preds = %cont
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ret void
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}
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