diff --git a/llvm/test/Transforms/LoopVectorize/AArch64/sve-large-strides.ll b/llvm/test/Transforms/LoopVectorize/AArch64/sve-large-strides.ll new file mode 100644 --- /dev/null +++ b/llvm/test/Transforms/LoopVectorize/AArch64/sve-large-strides.ll @@ -0,0 +1,101 @@ +; RUN: opt -mtriple aarch64-linux-gnu -mattr=+sve -loop-vectorize -dce -instcombine -S <%s | FileCheck %s + +define void @stride7_i32(i32* noalias nocapture %dst, i64 %n) { +; CHECK-LABEL: @stride7_i32( +; CHECK: vector.body +; CHECK: %[[VEC_IND:.*]] = phi [ %{{.*}}, %vector.ph ], [ %{{.*}}, %vector.body ] +; CHECK-NEXT: %[[PTR_INDICES:.*]] = mul nuw nsw %[[VEC_IND]], shufflevector ( insertelement ( poison, i64 7, i32 0), poison, zeroinitializer) +; CHECK-NEXT: %[[PTRS:.*]] = getelementptr inbounds i32, i32* %dst, %[[PTR_INDICES]] +; CHECK-NEXT: %[[GLOAD:.*]] = call @llvm.masked.gather.nxv4i32.nxv4p0i32( %[[PTRS]] +; CHECK-NEXT: %[[VALS:.*]] = add nsw %[[GLOAD]], +; CHECK-NEXT: call void @llvm.masked.scatter.nxv4i32.nxv4p0i32( %[[VALS]], %[[PTRS]] +entry: + br label %for.body + +for.body: ; preds = %entry, %for.body + %i.05 = phi i64 [ %inc, %for.body ], [ 0, %entry ] + %mul = mul nuw nsw i64 %i.05, 7 + %arrayidx = getelementptr inbounds i32, i32* %dst, i64 %mul + %0 = load i32, i32* %arrayidx, align 4 + %add = add nsw i32 %0, 3 + store i32 %add, i32* %arrayidx, align 4 + %inc = add nuw nsw i64 %i.05, 1 + %exitcond.not = icmp eq i64 %inc, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !0 + +for.end: ; preds = %for.end.loopexit, %entry + ret void +} + +define void @stride7_f64(double* noalias nocapture %dst, i64 %n) { +; CHECK-LABEL: @stride7_f64( +; CHECK: vector.body +; CHECK: %[[VEC_IND:.*]] = phi [ %{{.*}}, %vector.ph ], [ %{{.*}}, %vector.body ] +; CHECK-NEXT: %[[PTR_INDICES:.*]] = mul nuw nsw %[[VEC_IND]], shufflevector ( insertelement ( poison, i64 7, i32 0), poison, zeroinitializer) +; CHECK-NEXT: %[[PTRS:.*]] = getelementptr inbounds double, double* %dst, %[[PTR_INDICES]] +; CHECK-NEXT: %[[GLOAD:.*]] = call @llvm.masked.gather.nxv2f64.nxv2p0f64( %[[PTRS]], +; CHECK-NEXT: %[[VALS:.*]] = fadd %[[GLOAD]], +; CHECK-NEXT: call void @llvm.masked.scatter.nxv2f64.nxv2p0f64( %[[VALS]], %[[PTRS]], +entry: + br label %for.body + +for.body: ; preds = %entry, %for.body + %i.05 = phi i64 [ %inc, %for.body ], [ 0, %entry ] + %mul = mul nuw nsw i64 %i.05, 7 + %arrayidx = getelementptr inbounds double, double* %dst, i64 %mul + %0 = load double, double* %arrayidx, align 8 + %add = fadd double %0, 1.000000e+00 + store double %add, double* %arrayidx, align 8 + %inc = add nuw nsw i64 %i.05, 1 + %exitcond.not = icmp eq i64 %inc, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !6 + +for.end: ; preds = %for.end.loopexit, %entry + ret void +} + + +define void @cond_stride7_f64(double* noalias nocapture %dst, i64* noalias nocapture readonly %cond, i64 %n) { +; CHECK-LABEL: @cond_stride7_f64( +; CHECK: vector.body +; CHECK: %[[MASK:.*]] = icmp ne +; CHECK: %[[PTRS:.*]] = getelementptr inbounds double, double* %dst, %{{.*}} +; CHECK-NEXT: %[[GLOAD:.*]] = call @llvm.masked.gather.nxv2f64.nxv2p0f64( %[[PTRS]], i32 8, %[[MASK]] +; CHECK-NEXT: %[[VALS:.*]] = fadd %[[GLOAD]], +; CHECK-NEXT: call void @llvm.masked.scatter.nxv2f64.nxv2p0f64( %[[VALS]], %[[PTRS]], i32 8, %[[MASK]]) +entry: + br label %for.body + +for.body: ; preds = %entry, %for.inc + %i.07 = phi i64 [ %inc, %for.inc ], [ 0, %entry ] + %arrayidx = getelementptr inbounds i64, i64* %cond, i64 %i.07 + %0 = load i64, i64* %arrayidx, align 8 + %tobool.not = icmp eq i64 %0, 0 + br i1 %tobool.not, label %for.inc, label %if.then + +if.then: ; preds = %for.body + %mul = mul nsw i64 %i.07, 7 + %arrayidx1 = getelementptr inbounds double, double* %dst, i64 %mul + %1 = load double, double* %arrayidx1, align 8 + %add = fadd double %1, 1.000000e+00 + store double %add, double* %arrayidx1, align 8 + br label %for.inc + +for.inc: ; preds = %for.body, %if.then + %inc = add nuw nsw i64 %i.07, 1 + %exitcond.not = icmp eq i64 %inc, %n + br i1 %exitcond.not, label %for.end, label %for.body, !llvm.loop !6 + +for.end: ; preds = %for.end.loopexit, %entry + ret void +} + + +!0 = distinct !{!0, !1, !2, !3, !4, !5} +!1 = !{!"llvm.loop.mustprogress"} +!2 = !{!"llvm.loop.vectorize.width", i32 4} +!3 = !{!"llvm.loop.vectorize.scalable.enable", i1 true} +!4 = !{!"llvm.loop.interleave.count", i32 1} +!5 = !{!"llvm.loop.vectorize.enable", i1 true} +!6 = distinct !{!6, !1, !7, !3, !4, !5} +!7 = !{!"llvm.loop.vectorize.width", i32 2}