| ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py |
| ; RUN: opt < %s -basicaa -slp-vectorizer -S -mtriple=i386-apple-macosx10.8.0 -mcpu=corei7-avx | FileCheck %s |
| |
| define i32 @foo(i32* nocapture readonly %diff) #0 { |
| ; CHECK-LABEL: @foo( |
| ; CHECK: load <4 x i32> |
| ; CHECK: load <4 x i32> |
| ; CHECK: [[S1:%.+]] = add nsw <4 x i32> |
| ; CHECK: store <4 x i32> [[S1]], |
| ; CHECK: [[RDX_SHUF:%.*]] = shufflevector <4 x i32> [[S1]], <4 x i32> undef, <4 x i32> <i32 2, i32 3, i32 undef, i32 undef> |
| ; CHECK-NEXT: [[BIN_RDX:%.*]] = add nsw <4 x i32> [[S1]], [[RDX_SHUF]] |
| ; CHECK-NEXT: [[RDX_SHUF1:%.*]] = shufflevector <4 x i32> [[BIN_RDX]], <4 x i32> undef, <4 x i32> <i32 1, i32 undef, i32 undef, i32 undef> |
| ; CHECK-NEXT: [[BIN_RDX2:%.*]] = add nsw <4 x i32> [[BIN_RDX]], [[RDX_SHUF1]] |
| ; CHECK-NEXT: [[TMP15:%.*]] = extractelement <4 x i32> [[BIN_RDX2]], i32 0 |
| ; CHECK: [[ADD52:%.*]] = add nsw i32 [[TMP15]], |
| ; CHECK: ret i32 [[ADD52]] |
| ; |
| entry: |
| %m2 = alloca [8 x [8 x i32]], align 16 |
| %0 = bitcast [8 x [8 x i32]]* %m2 to i8* |
| br label %for.body |
| |
| for.body: ; preds = %for.body, %entry |
| %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] |
| %a.088 = phi i32 [ 0, %entry ], [ %add52, %for.body ] |
| %1 = shl i64 %indvars.iv, 3 |
| %arrayidx = getelementptr inbounds i32, i32* %diff, i64 %1 |
| %2 = load i32, i32* %arrayidx, align 4 |
| %3 = or i64 %1, 4 |
| %arrayidx2 = getelementptr inbounds i32, i32* %diff, i64 %3 |
| %4 = load i32, i32* %arrayidx2, align 4 |
| %add3 = add nsw i32 %4, %2 |
| %arrayidx6 = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 0 |
| store i32 %add3, i32* %arrayidx6, align 16 |
| %add10 = add nsw i32 %add3, %a.088 |
| %5 = or i64 %1, 1 |
| %arrayidx13 = getelementptr inbounds i32, i32* %diff, i64 %5 |
| %6 = load i32, i32* %arrayidx13, align 4 |
| %7 = or i64 %1, 5 |
| %arrayidx16 = getelementptr inbounds i32, i32* %diff, i64 %7 |
| %8 = load i32, i32* %arrayidx16, align 4 |
| %add17 = add nsw i32 %8, %6 |
| %arrayidx20 = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 1 |
| store i32 %add17, i32* %arrayidx20, align 4 |
| %add24 = add nsw i32 %add10, %add17 |
| %9 = or i64 %1, 2 |
| %arrayidx27 = getelementptr inbounds i32, i32* %diff, i64 %9 |
| %10 = load i32, i32* %arrayidx27, align 4 |
| %11 = or i64 %1, 6 |
| %arrayidx30 = getelementptr inbounds i32, i32* %diff, i64 %11 |
| %12 = load i32, i32* %arrayidx30, align 4 |
| %add31 = add nsw i32 %12, %10 |
| %arrayidx34 = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 2 |
| store i32 %add31, i32* %arrayidx34, align 8 |
| %add38 = add nsw i32 %add24, %add31 |
| %13 = or i64 %1, 3 |
| %arrayidx41 = getelementptr inbounds i32, i32* %diff, i64 %13 |
| %14 = load i32, i32* %arrayidx41, align 4 |
| %15 = or i64 %1, 7 |
| %arrayidx44 = getelementptr inbounds i32, i32* %diff, i64 %15 |
| %16 = load i32, i32* %arrayidx44, align 4 |
| %add45 = add nsw i32 %16, %14 |
| %arrayidx48 = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 %indvars.iv, i64 3 |
| store i32 %add45, i32* %arrayidx48, align 4 |
| %add52 = add nsw i32 %add38, %add45 |
| %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1 |
| %exitcond = icmp eq i64 %indvars.iv.next, 8 |
| br i1 %exitcond, label %for.end, label %for.body |
| |
| for.end: ; preds = %for.body |
| %arraydecay = getelementptr inbounds [8 x [8 x i32]], [8 x [8 x i32]]* %m2, i64 0, i64 0 |
| call void @ff([8 x i32]* %arraydecay) #1 |
| ret i32 %add52 |
| } |
| |
| declare void @ff([8 x i32]*) #2 |
| |
| |