diff options
| author | Sanjay Patel <spatel@rotateright.com> | 2018-11-12 14:52:01 +0000 |
|---|---|---|
| committer | Sanjay Patel <spatel@rotateright.com> | 2018-11-12 14:52:01 +0000 |
| commit | 75120dcb0678a71d0a1d2a66d293592a57a7f513 (patch) | |
| tree | 52c2758d4c62093a999c5865f2ee5882434b053a /llvm/test/Transforms/LoopVectorize/intrinsic.ll | |
| parent | ab74ab2184e72c3fd3a6ddc72d18a6a52fcc3c16 (diff) | |
| download | bcm5719-llvm-75120dcb0678a71d0a1d2a66d293592a57a7f513.tar.gz bcm5719-llvm-75120dcb0678a71d0a1d2a66d293592a57a7f513.zip | |
[LoopVectorize] add tests for funnel shifts; NFC
llvm-svn: 346658
Diffstat (limited to 'llvm/test/Transforms/LoopVectorize/intrinsic.ll')
| -rw-r--r-- | llvm/test/Transforms/LoopVectorize/intrinsic.ll | 52 |
1 files changed, 52 insertions, 0 deletions
diff --git a/llvm/test/Transforms/LoopVectorize/intrinsic.ll b/llvm/test/Transforms/LoopVectorize/intrinsic.ll index 203c4435c88..b0ad22198a0 100644 --- a/llvm/test/Transforms/LoopVectorize/intrinsic.ll +++ b/llvm/test/Transforms/LoopVectorize/intrinsic.ll @@ -1192,6 +1192,58 @@ for.end: ; preds = %for.body, %entry ret void } +declare i32 @llvm.fshl.i32 (i32, i32, i32) + +define void @fshl_i32(i32 %n, i32* noalias %x, i32* noalias %y, i32 %shAmt) { +; CHECK-LABEL: @fshl_i32( +; CHECK-NOT: call <4 x i32> @llvm.fshl.v4i32(<4 x i32> [[WIDE_LOADX:%.*]], <4 x i32> [[WIDE_LOADY:%.*]], <4 x i32> [[SPLAT:%.*]]) +; CHECK: ret void +entry: + %cmp = icmp sgt i32 %n, 0 + br i1 %cmp, label %loop, label %end + +loop: + %iv = phi i32 [ %iv.next, %loop ], [ 0, %entry ] + %xi = getelementptr inbounds i32, i32* %x, i32 %iv + %yi = getelementptr inbounds i32, i32* %y, i32 %iv + %xld = load i32, i32* %xi, align 4 + %yld = load i32, i32* %yi, align 4 + %call = tail call i32 @llvm.fshl.i32(i32 %xld, i32 %yld, i32 %shAmt) + store i32 %call, i32* %xi, align 4 + %iv.next = add i32 %iv, 1 + %exitcond = icmp eq i32 %iv.next, %n + br i1 %exitcond, label %end, label %loop + +end: + ret void +} + +declare i32 @llvm.fshr.i32 (i32, i32, i32) + +define void @fshr_i32(i32 %n, i32* noalias %x, i32* noalias %y, i32 %shAmt) { +; CHECK-LABEL: @fshr_i32( +; CHECK-NOT: call <4 x i32> @llvm.fshr.v4i32(<4 x i32> [[WIDE_LOADX:%.*]], <4 x i32> [[WIDE_LOADY:%.*]], <4 x i32> [[SPLAT:%.*]]) +; CHECK: ret void +entry: + %cmp = icmp sgt i32 %n, 0 + br i1 %cmp, label %loop, label %end + +loop: + %iv = phi i32 [ %iv.next, %loop ], [ 0, %entry ] + %xi = getelementptr inbounds i32, i32* %x, i32 %iv + %yi = getelementptr inbounds i32, i32* %y, i32 %iv + %xld = load i32, i32* %xi, align 4 + %yld = load i32, i32* %yi, align 4 + %call = tail call i32 @llvm.fshr.i32(i32 %xld, i32 %yld, i32 %shAmt) + store i32 %call, i32* %xi, align 4 + %iv.next = add i32 %iv, 1 + %exitcond = icmp eq i32 %iv.next, %n + br i1 %exitcond, label %end, label %loop + +end: + ret void +} + declare float @llvm.minnum.f32(float, float) nounwind readnone ;CHECK-LABEL: @minnum_f32( |
