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Differential D57598 Diff 192599 llvm/trunk/test/Transforms/LoopVectorize/X86/outer_loop_test1_no_explicit_vect_width.ll
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llvm/trunk/test/Transforms/LoopVectorize/X86/outer_loop_test1_no_explicit_vect_width.ll
| ; RUN: opt -S -loop-vectorize -enable-vplan-native-path -mtriple x86_64 < %s | FileCheck %s | |||||
| ; RUN: opt -S -loop-vectorize -enable-vplan-native-path -mtriple x86_64 -mattr=+avx < %s | FileCheck %s --check-prefix=AVX | |||||
| ; RUN: opt -S -loop-vectorize -enable-vplan-native-path -mtriple x86_64 -mattr=+avx2 < %s | FileCheck %s --check-prefix=AVX | |||||
| ; extern int arr[8][8]; | |||||
| ; extern int arr2[8]; | |||||
| ; | |||||
| ; void foo(int n) | |||||
| ; { | |||||
| ; int i1, i2; | |||||
| ; | |||||
| ; #pragma clang loop vectorize(enable) | |||||
| ; for (i1 = 0; i1 < 8; i1++) { | |||||
| ; arr2[i1] = i1; | |||||
| ; for (i2 = 0; i2 < 8; i2++) | |||||
| ; arr[i2][i1] = i1 + n; | |||||
| ; } | |||||
| ; } | |||||
| ; | |||||
| ; CHECK-LABEL: vector.ph: | |||||
| ; CHECK: %[[SplatVal:.*]] = insertelement <4 x i32> undef, i32 %n, i32 0 | |||||
| ; CHECK: %[[Splat:.*]] = shufflevector <4 x i32> %[[SplatVal]], <4 x i32> undef, <4 x i32> zeroinitializer | |||||
| ; CHECK-LABEL: vector.body: | |||||
| ; CHECK: %[[Ind:.*]] = phi i64 [ 0, %vector.ph ], [ %[[IndNext:.*]], %[[ForInc:.*]] ] | |||||
| ; CHECK: %[[VecInd:.*]] = phi <4 x i64> [ <i64 0, i64 1, i64 2, i64 3>, %vector.ph ], [ %[[VecIndNext:.*]], %[[ForInc]] ] | |||||
| ; CHECK: %[[AAddr:.*]] = getelementptr inbounds [8 x i32], [8 x i32]* @arr2, i64 0, <4 x i64> %[[VecInd]] | |||||
| ; CHECK: %[[VecIndTr:.*]] = trunc <4 x i64> %[[VecInd]] to <4 x i32> | |||||
| ; CHECK: call void @llvm.masked.scatter.v4i32.v4p0i32(<4 x i32> %[[VecIndTr]], <4 x i32*> %[[AAddr]], i32 4, <4 x i1> <i1 true, i1 true, i1 true, i1 true>) | |||||
| ; CHECK: %[[VecIndTr2:.*]] = trunc <4 x i64> %[[VecInd]] to <4 x i32> | |||||
| ; CHECK: %[[StoreVal:.*]] = add nsw <4 x i32> %[[VecIndTr2]], %[[Splat]] | |||||
| ; CHECK: br label %[[InnerLoop:.+]] | |||||
| ; CHECK: [[InnerLoop]]: | |||||
| ; CHECK: %[[InnerPhi:.*]] = phi <4 x i64> [ %[[InnerPhiNext:.*]], %[[InnerLoop]] ], [ zeroinitializer, %vector.body ] | |||||
| ; CHECK: %[[AAddr2:.*]] = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* @arr, i64 0, <4 x i64> %[[InnerPhi]], <4 x i64> %[[VecInd]] | |||||
| ; CHECK: call void @llvm.masked.scatter.v4i32.v4p0i32(<4 x i32> %[[StoreVal]], <4 x i32*> %[[AAddr2]], i32 4, <4 x i1> <i1 true, i1 true, i1 true | |||||
| ; CHECK: %[[InnerPhiNext]] = add nuw nsw <4 x i64> %[[InnerPhi]], <i64 1, i64 1, i64 1, i64 1> | |||||
| ; CHECK: %[[VecCond:.*]] = icmp eq <4 x i64> %[[InnerPhiNext]], <i64 8, i64 8, i64 8, i64 8> | |||||
| ; CHECK: %[[InnerCond:.*]] = extractelement <4 x i1> %[[VecCond]], i32 0 | |||||
| ; CHECK: br i1 %[[InnerCond]], label %[[ForInc]], label %[[InnerLoop]] | |||||
| ; CHECK: [[ForInc]]: | |||||
| ; CHECK: %[[IndNext]] = add i64 %[[Ind]], 4 | |||||
| ; CHECK: %[[VecIndNext]] = add <4 x i64> %[[VecInd]], <i64 4, i64 4, i64 4, i64 4> | |||||
| ; CHECK: %[[Cmp:.*]] = icmp eq i64 %[[IndNext]], 8 | |||||
| ; CHECK: br i1 %[[Cmp]], label %middle.block, label %vector.body | |||||
| ; AVX-LABEL: vector.ph: | |||||
| ; AVX: %[[SplatVal:.*]] = insertelement <8 x i32> undef, i32 %n, i32 0 | |||||
| ; AVX: %[[Splat:.*]] = shufflevector <8 x i32> %[[SplatVal]], <8 x i32> undef, <8 x i32> zeroinitializer | |||||
| ; AVX-LABEL: vector.body: | |||||
| ; AVX: %[[Ind:.*]] = phi i64 [ 0, %vector.ph ], [ %[[IndNext:.*]], %[[ForInc:.*]] ] | |||||
| ; AVX: %[[VecInd:.*]] = phi <8 x i64> [ <i64 0, i64 1, i64 2, i64 3, i64 4, i64 5, i64 6, i64 7>, %vector.ph ], [ %[[VecIndNext:.*]], %[[ForInc]] ] | |||||
| ; AVX: %[[AAddr:.*]] = getelementptr inbounds [8 x i32], [8 x i32]* @arr2, i64 0, <8 x i64> %[[VecInd]] | |||||
| ; AVX: %[[VecIndTr:.*]] = trunc <8 x i64> %[[VecInd]] to <8 x i32> | |||||
| ; AVX: call void @llvm.masked.scatter.v8i32.v8p0i32(<8 x i32> %[[VecIndTr]], <8 x i32*> %[[AAddr]], i32 4, <8 x i1> <i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true, i1 true>) | |||||
| ; AVX: %[[VecIndTr2:.*]] = trunc <8 x i64> %[[VecInd]] to <8 x i32> | |||||
| ; AVX: %[[StoreVal:.*]] = add nsw <8 x i32> %[[VecIndTr2]], %[[Splat]] | |||||
| ; AVX: br label %[[InnerLoop:.+]] | |||||
| ; AVX: [[InnerLoop]]: | |||||
| ; AVX: %[[InnerPhi:.*]] = phi <8 x i64> [ %[[InnerPhiNext:.*]], %[[InnerLoop]] ], [ zeroinitializer, %vector.body ] | |||||
| ; AVX: %[[AAddr2:.*]] = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* @arr, i64 0, <8 x i64> %[[InnerPhi]], <8 x i64> %[[VecInd]] | |||||
| ; AVX: call void @llvm.masked.scatter.v8i32.v8p0i32(<8 x i32> %[[StoreVal]], <8 x i32*> %[[AAddr2]], i32 4, <8 x i1> <i1 true, i1 true, i1 true | |||||
| ; AVX: %[[InnerPhiNext]] = add nuw nsw <8 x i64> %[[InnerPhi]], <i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1, i64 1> | |||||
| ; AVX: %[[VecCond:.*]] = icmp eq <8 x i64> %[[InnerPhiNext]], <i64 8, i64 8, i64 8, i64 8, i64 8, i64 8, i64 8, i64 8> | |||||
| ; AVX: %[[InnerCond:.*]] = extractelement <8 x i1> %[[VecCond]], i32 0 | |||||
| ; AVX: br i1 %[[InnerCond]], label %[[ForInc]], label %[[InnerLoop]] | |||||
| ; AVX: [[ForInc]]: | |||||
| ; AVX: %[[IndNext]] = add i64 %[[Ind]], 8 | |||||
| ; AVX: %[[VecIndNext]] = add <8 x i64> %[[VecInd]], <i64 8, i64 8, i64 8, i64 8, i64 8, i64 8, i64 8, i64 8> | |||||
| ; AVX: %[[Cmp:.*]] = icmp eq i64 %[[IndNext]], 8 | |||||
| ; AVX: br i1 %[[Cmp]], label %middle.block, label %vector.body | |||||
| @arr2 = external global [8 x i32], align 16 | |||||
| @arr = external global [8 x [8 x i32]], align 16 | |||||
| ; Function Attrs: norecurse nounwind uwtable | |||||
| define void @foo(i32 %n) { | |||||
| entry: | |||||
| br label %for.body | |||||
| for.body: ; preds = %for.inc8, %entry | |||||
| %indvars.iv21 = phi i64 [ 0, %entry ], [ %indvars.iv.next22, %for.inc8 ] | |||||
| %arrayidx = getelementptr inbounds [8 x i32], [8 x i32]* @arr2, i64 0, i64 %indvars.iv21 | |||||
| %0 = trunc i64 %indvars.iv21 to i32 | |||||
| store i32 %0, i32* %arrayidx, align 4 | |||||
| %1 = trunc i64 %indvars.iv21 to i32 | |||||
| %add = add nsw i32 %1, %n | |||||
| br label %for.body3 | |||||
| for.body3: ; preds = %for.body3, %for.body | |||||
| %indvars.iv = phi i64 [ 0, %for.body ], [ %indvars.iv.next, %for.body3 ] | |||||
| %arrayidx7 = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* @arr, i64 0, i64 %indvars.iv, i64 %indvars.iv21 | |||||
| store i32 %add, i32* %arrayidx7, align 4 | |||||
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 | |||||
| %exitcond = icmp eq i64 %indvars.iv.next, 8 | |||||
| br i1 %exitcond, label %for.inc8, label %for.body3 | |||||
| for.inc8: ; preds = %for.body3 | |||||
| %indvars.iv.next22 = add nuw nsw i64 %indvars.iv21, 1 | |||||
| %exitcond23 = icmp eq i64 %indvars.iv.next22, 8 | |||||
| br i1 %exitcond23, label %for.end10, label %for.body, !llvm.loop !1 | |||||
| for.end10: ; preds = %for.inc8 | |||||
| ret void | |||||
| } | |||||
| !1 = distinct !{!1, !2} | |||||
| !2 = !{!"llvm.loop.vectorize.enable", i1 true} | |||||