1 files changed, 0 insertions, 341 deletions
diff --git a/test/Transforms/LoopVectorize/AArch64/first-order-recurrence.ll b/test/Transforms/LoopVectorize/AArch64/first-order-recurrence.ll
deleted file mode 100644
index fc68adb59df3..000000000000
--- a/test/Transforms/LoopVectorize/AArch64/first-order-recurrence.ll
+++ /dev/null
@@ -1,341 +0,0 @@
-; RUN: opt < %s -loop-vectorize -force-vector-width=4 -force-vector-interleave=1 -dce -instcombine -S | FileCheck %s
-; RUN: opt < %s -loop-vectorize -force-vector-width=4 -force-vector-interleave=2 -dce -instcombine -S | FileCheck %s --check-prefix=UNROLL
-; RUN: opt < %s -loop-vectorize -force-vector-width=4 -force-vector-interleave=2 -S | FileCheck %s --check-prefix=UNROLL-NO-IC
-
-target datalayout = "e-m:e-i64:64-i128:128-n32:64-S128"
-
-; CHECK-LABEL: @recurrence_1
-;
-; void recurrence_1(int *a, int *b, int n) {
-;   for(int i = 0; i < n; i++)
-;     b[i] =  a[i] + a[i - 1]
-; }
-;
-; CHECK:  vector.ph:
-; CHECK:    %vector.recur.init = insertelement <4 x i32> undef, i32 %pre_load, i32 3
-;
-; CHECK:  vector.body:
-; CHECK:    %vector.recur = phi <4 x i32> [ %vector.recur.init, %vector.ph ], [ [[L1:%[a-zA-Z0-9.]+]], %vector.body ]
-; CHECK:    [[L1]] = load <4 x i32>
-; CHECK:    {{.*}} = shufflevector <4 x i32> %vector.recur, <4 x i32> [[L1]], <4 x i32> <i32 3, i32 4, i32 5, i32 6>
-;
-; CHECK:  middle.block:
-; CHECK:    %vector.recur.extract = extractelement <4 x i32> [[L1]], i32 3
-;
-; CHECK:  scalar.ph:
-; CHECK:    %scalar.recur.init = phi i32 [ %vector.recur.extract, %middle.block ], [ %pre_load, %vector.memcheck ], [ %pre_load, %min.iters.checked ], [ %pre_load, %for.preheader ]
-;
-; CHECK:  scalar.body:
-; CHECK:    %scalar.recur = phi i32 [ %scalar.recur.init, %scalar.ph ], [ {{.*}}, %scalar.body ]
-;
-; UNROLL: vector.body:
-; UNROLL:   %vector.recur = phi <4 x i32> [ %vector.recur.init, %vector.ph ], [ [[L2:%[a-zA-Z0-9.]+]], %vector.body ]
-; UNROLL:   [[L1:%[a-zA-Z0-9.]+]] = load <4 x i32>
-; UNROLL:   [[L2]] = load <4 x i32>
-; UNROLL:   {{.*}} = shufflevector <4 x i32> %vector.recur, <4 x i32> [[L1]], <4 x i32> <i32 3, i32 4, i32 5, i32 6>
-; UNROLL:   {{.*}} = shufflevector <4 x i32> [[L1]], <4 x i32> [[L2]], <4 x i32> <i32 3, i32 4, i32 5, i32 6>
-;
-; UNROLL: middle.block:
-; UNROLL:   %vector.recur.extract = extractelement <4 x i32> [[L2]], i32 3
-;
-define void @recurrence_1(i32* nocapture readonly %a, i32* nocapture %b, i32 %n) {
-entry:
-  br label %for.preheader
-
-for.preheader:
-  %arrayidx.phi.trans.insert = getelementptr inbounds i32, i32* %a, i64 0
-  %pre_load = load i32, i32* %arrayidx.phi.trans.insert
-  br label %scalar.body
-
-scalar.body:
-  %0 = phi i32 [ %pre_load, %for.preheader ], [ %1, %scalar.body ]
-  %indvars.iv = phi i64 [ 0, %for.preheader ], [ %indvars.iv.next, %scalar.body ]
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %arrayidx32 = getelementptr inbounds i32, i32* %a, i64 %indvars.iv.next
-  %1 = load i32, i32* %arrayidx32
-  %arrayidx34 = getelementptr inbounds i32, i32* %b, i64 %indvars.iv
-  %add35 = add i32 %1, %0
-  store i32 %add35, i32* %arrayidx34
-  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
-  %exitcond = icmp eq i32 %lftr.wideiv, %n
-  br i1 %exitcond, label %for.exit, label %scalar.body
-
-for.exit:
-  ret void
-}
-
-; CHECK-LABEL: @recurrence_2
-;
-; int recurrence_2(int *a, int n) {
-;   int minmax;
-;   for (int i = 0; i < n; ++i)
-;     minmax = min(minmax, max(a[i] - a[i-1], 0));
-;   return minmax;
-; }
-;
-; CHECK:  vector.ph:
-; CHECK:    %vector.recur.init = insertelement <4 x i32> undef, i32 %.pre, i32 3
-;
-; CHECK:  vector.body:
-; CHECK:    %vector.recur = phi <4 x i32> [ %vector.recur.init, %vector.ph ], [ [[L1:%[a-zA-Z0-9.]+]], %vector.body ]
-; CHECK:    [[L1]] = load <4 x i32>
-; CHECK:    {{.*}} = shufflevector <4 x i32> %vector.recur, <4 x i32> [[L1]], <4 x i32> <i32 3, i32 4, i32 5, i32 6>
-;
-; CHECK:  middle.block:
-; CHECK:    %vector.recur.extract = extractelement <4 x i32> [[L1]], i32 3
-;
-; CHECK:  scalar.ph:
-; CHECK:    %scalar.recur.init = phi i32 [ %vector.recur.extract, %middle.block ], [ %.pre, %min.iters.checked ], [ %.pre, %for.preheader ]
-;
-; CHECK:  scalar.body:
-; CHECK:    %scalar.recur = phi i32 [ %scalar.recur.init, %scalar.ph ], [ {{.*}}, %scalar.body ]
-;
-; UNROLL: vector.body:
-; UNROLL:   %vector.recur = phi <4 x i32> [ %vector.recur.init, %vector.ph ], [ [[L2:%[a-zA-Z0-9.]+]], %vector.body ]
-; UNROLL:   [[L1:%[a-zA-Z0-9.]+]] = load <4 x i32>
-; UNROLL:   [[L2]] = load <4 x i32>
-; UNROLL:   {{.*}} = shufflevector <4 x i32> %vector.recur, <4 x i32> [[L1]], <4 x i32> <i32 3, i32 4, i32 5, i32 6>
-; UNROLL:   {{.*}} = shufflevector <4 x i32> [[L1]], <4 x i32> [[L2]], <4 x i32> <i32 3, i32 4, i32 5, i32 6>
-;
-; UNROLL: middle.block:
-; UNROLL:   %vector.recur.extract = extractelement <4 x i32> [[L2]], i32 3
-;
-define i32 @recurrence_2(i32* nocapture readonly %a, i32 %n) {
-entry:
-  %cmp27 = icmp sgt i32 %n, 0
-  br i1 %cmp27, label %for.preheader, label %for.cond.cleanup
-
-for.preheader:
-  %arrayidx2.phi.trans.insert = getelementptr inbounds i32, i32* %a, i64 -1
-  %.pre = load i32, i32* %arrayidx2.phi.trans.insert, align 4
-  br label %scalar.body
-
-for.cond.cleanup.loopexit:
-  %minmax.0.cond.lcssa = phi i32 [ %minmax.0.cond, %scalar.body ]
-  br label %for.cond.cleanup
-
-for.cond.cleanup:
-  %minmax.0.lcssa = phi i32 [ undef, %entry ], [ %minmax.0.cond.lcssa, %for.cond.cleanup.loopexit ]
-  ret i32 %minmax.0.lcssa
-
-scalar.body:
-  %0 = phi i32 [ %.pre, %for.preheader ], [ %1, %scalar.body ]
-  %indvars.iv = phi i64 [ 0, %for.preheader ], [ %indvars.iv.next, %scalar.body ]
-  %minmax.028 = phi i32 [ undef, %for.preheader ], [ %minmax.0.cond, %scalar.body ]
-  %arrayidx = getelementptr inbounds i32, i32* %a, i64 %indvars.iv
-  %1 = load i32, i32* %arrayidx, align 4
-  %sub3 = sub nsw i32 %1, %0
-  %cmp4 = icmp sgt i32 %sub3, 0
-  %cond = select i1 %cmp4, i32 %sub3, i32 0
-  %cmp5 = icmp slt i32 %minmax.028, %cond
-  %minmax.0.cond = select i1 %cmp5, i32 %minmax.028, i32 %cond
-  %indvars.iv.next = add nuw nsw i64 %indvars.iv, 1
-  %lftr.wideiv = trunc i64 %indvars.iv.next to i32
-  %exitcond = icmp eq i32 %lftr.wideiv, %n
-  br i1 %exitcond, label %for.cond.cleanup.loopexit, label %scalar.body
-}
-
-; CHECK-LABEL: @recurrence_3
-;
-; void recurrence_3(short *a, double *b, int n, float f, short p) {
-;   b[0] = (double)a[0] - f * (double)p;
-;   for (int i = 1; i < n; i++)
-;     b[i] = (double)a[i] - f * (double)a[i - 1];
-; }
-;
-;
-; CHECK:  vector.ph:
-; CHECK:    %vector.recur.init = insertelement <4 x i16> undef, i16 %0, i32 3
-;
-; CHECK:  vector.body:
-; CHECK:    %vector.recur = phi <4 x i16> [ %vector.recur.init, %vector.ph ], [ [[L1:%[a-zA-Z0-9.]+]], %vector.body ]
-; CHECK:    [[L1]] = load <4 x i16>
-; CHECK:    {{.*}} = shufflevector <4 x i16> %vector.recur, <4 x i16> [[L1]], <4 x i32> <i32 3, i32 4, i32 5, i32 6>
-;
-; CHECK:  middle.block:
-; CHECK:    %vector.recur.extract = extractelement <4 x i16> [[L1]], i32 3
-;
-; CHECK:  scalar.ph:
-; CHECK:    %scalar.recur.init = phi i16 [ %vector.recur.extract, %middle.block ], [ %0, %vector.memcheck ], [ %0, %min.iters.checked ], [ %0, %for.preheader ]
-;
-; CHECK:  scalar.body:
-; CHECK:    %scalar.recur = phi i16 [ %scalar.recur.init, %scalar.ph ], [ {{.*}}, %scalar.body ]
-;
-; UNROLL: vector.body:
-; UNROLL:   %vector.recur = phi <4 x i16> [ %vector.recur.init, %vector.ph ], [ [[L2:%[a-zA-Z0-9.]+]], %vector.body ]
-; UNROLL:   [[L1:%[a-zA-Z0-9.]+]] = load <4 x i16>
-; UNROLL:   [[L2]] = load <4 x i16>
-; UNROLL:   {{.*}} = shufflevector <4 x i16> %vector.recur, <4 x i16> [[L1]], <4 x i32> <i32 3, i32 4, i32 5, i32 6>
-; UNROLL:   {{.*}} = shufflevector <4 x i16> [[L1]], <4 x i16> [[L2]], <4 x i32> <i32 3, i32 4, i32 5, i32 6>
-;
-; UNROLL: middle.block:
-; UNROLL:   %vector.recur.extract = extractelement <4 x i16> [[L2]], i32 3
-;
-define void @recurrence_3(i16* nocapture readonly %a, double* nocapture %b, i32 %n, float %f, i16 %p) {
-entry:
-  %0 = load i16, i16* %a, align 2
-  %conv = sitofp i16 %0 to double
-  %conv1 = fpext float %f to double
-  %conv2 = sitofp i16 %p to double
-  %mul = fmul fast double %conv2, %conv1
-  %sub = fsub fast double %conv, %mul
-  store double %sub, double* %b, align 8
-  %cmp25 = icmp sgt i32 %n, 1
-  br i1 %cmp25, label %for.preheader, label %for.end
-
-for.preheader:
-  br label %scalar.body
-
-scalar.body:
-  %1 = phi i16 [ %0, %for.preheader ], [ %2, %scalar.body ]
-  %advars.iv = phi i64 [ %advars.iv.next, %scalar.body ], [ 1, %for.preheader ]
-  %arrayidx5 = getelementptr inbounds i16, i16* %a, i64 %advars.iv
-  %2 = load i16, i16* %arrayidx5, align 2
-  %conv6 = sitofp i16 %2 to double
-  %conv11 = sitofp i16 %1 to double
-  %mul12 = fmul fast double %conv11, %conv1
-  %sub13 = fsub fast double %conv6, %mul12
-  %arrayidx15 = getelementptr inbounds double, double* %b, i64 %advars.iv
-  store double %sub13, double* %arrayidx15, align 8
-  %advars.iv.next = add nuw nsw i64 %advars.iv, 1
-  %lftr.wideiv = trunc i64 %advars.iv.next to i32
-  %exitcond = icmp eq i32 %lftr.wideiv, %n
-  br i1 %exitcond, label %for.end.loopexit, label %scalar.body
-
-for.end.loopexit:
-  br label %for.end
-
-for.end:
-  ret void
-}
-
-; CHECK-LABEL: @PR26734
-;
-; void PR26734(short *a, int *b, int *c, int d, short *e) {
-;   for (; d != 21; d++) {
-;     *b &= *c;
-;     *e = *a - 6;
-;     *c = *e;
-;   }
-; }
-;
-; CHECK-NOT: vector.ph:
-;
-define void @PR26734(i16* %a, i32* %b, i32* %c, i32 %d, i16* %e) {
-entry:
-  %cmp4 = icmp eq i32 %d, 21
-  br i1 %cmp4, label %entry.for.end_crit_edge, label %for.body.lr.ph
-
-entry.for.end_crit_edge:
-  %.pre = load i32, i32* %b, align 4
-  br label %for.end
-
-for.body.lr.ph:
-  %0 = load i16, i16* %a, align 2
-  %sub = add i16 %0, -6
-  %conv2 = sext i16 %sub to i32
-  %c.promoted = load i32, i32* %c, align 4
-  %b.promoted = load i32, i32* %b, align 4
-  br label %for.body
-
-for.body:
-  %inc7 = phi i32 [ %d, %for.body.lr.ph ], [ %inc, %for.body ]
-  %and6 = phi i32 [ %b.promoted, %for.body.lr.ph ], [ %and, %for.body ]
-  %conv25 = phi i32 [ %c.promoted, %for.body.lr.ph ], [ %conv2, %for.body ]
-  %and = and i32 %and6, %conv25
-  %inc = add nsw i32 %inc7, 1
-  %cmp = icmp eq i32 %inc, 21
-  br i1 %cmp, label %for.cond.for.end_crit_edge, label %for.body
-
-for.cond.for.end_crit_edge:
-  %and.lcssa = phi i32 [ %and, %for.body ]
-  store i32 %conv2, i32* %c, align 4
-  store i32 %and.lcssa, i32* %b, align 4
-  store i16 %sub, i16* %e, align 2
-  br label %for.end
-
-for.end:
-  ret void
-}
-
-; CHECK-LABEL: @PR27246
-;
-; int PR27246() {
-;   unsigned int e, n;
-;   for (int i = 1; i < 49; ++i) {
-;     for (int k = i; k > 1; --k)
-;       e = k;
-;     n = e;
-;   }
-;   return n;
-; }
-;
-; CHECK-NOT: vector.ph:
-;
-define i32 @PR27246() {
-entry:
-  br label %for.cond1.preheader
-
-for.cond1.preheader:
-  %i.016 = phi i32 [ 1, %entry ], [ %inc, %for.cond.cleanup3 ]
-  %e.015 = phi i32 [ undef, %entry ], [ %e.1.lcssa, %for.cond.cleanup3 ]
-  br label %for.cond1
-
-for.cond.cleanup:
-  %e.1.lcssa.lcssa = phi i32 [ %e.1.lcssa, %for.cond.cleanup3 ]
-  ret i32 %e.1.lcssa.lcssa
-
-for.cond1:
-  %e.1 = phi i32 [ %k.0, %for.cond1 ], [ %e.015, %for.cond1.preheader ]
-  %k.0 = phi i32 [ %dec, %for.cond1 ], [ %i.016, %for.cond1.preheader ]
-  %cmp2 = icmp sgt i32 %k.0, 1
-  %dec = add nsw i32 %k.0, -1
-  br i1 %cmp2, label %for.cond1, label %for.cond.cleanup3
-
-for.cond.cleanup3:
-  %e.1.lcssa = phi i32 [ %e.1, %for.cond1 ]
-  %inc = add nuw nsw i32 %i.016, 1
-  %exitcond = icmp eq i32 %inc, 49
-  br i1 %exitcond, label %for.cond.cleanup, label %for.cond1.preheader
-}
-
-; CHECK-LABEL: @PR29559
-;
-; UNROLL-NO-IC: vector.ph:
-; UNROLL-NO-IC:   br label %vector.body
-;
-; UNROLL-NO-IC: vector.body:
-; UNROLL-NO-IC:   %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
-; UNROLL-NO-IC:   %vector.recur = phi <4 x float*> [ undef, %vector.ph ], [ %[[I4:.+]], %vector.body ]
-; UNROLL-NO-IC:   %[[G1:.+]] = getelementptr inbounds [3 x float], [3 x float]* undef, i64 0, i64 0
-; UNROLL-NO-IC:   %[[I1:.+]] = insertelement <4 x float*> undef, float* %[[G1]], i32 0
-; UNROLL-NO-IC:   %[[I2:.+]] = insertelement <4 x float*> %[[I1]], float* %[[G1]], i32 1
-; UNROLL-NO-IC:   %[[I3:.+]] = insertelement <4 x float*> %[[I2]], float* %[[G1]], i32 2
-; UNROLL-NO-IC:   %[[I4]] = insertelement <4 x float*> %[[I3]], float* %[[G1]], i32 3
-; UNROLL-NO-IC:   {{.*}} = shufflevector <4 x float*> %vector.recur, <4 x float*> %[[I4]], <4 x i32> <i32 3, i32 4, i32 5, i32 6>
-; UNROLL-NO-IC:   {{.*}} = shufflevector <4 x float*> %[[I4]], <4 x float*> %[[I4]], <4 x i32> <i32 3, i32 4, i32 5, i32 6>
-;
-; UNROLL-NO-IC: middle.block:
-; UNROLL-NO-IC:   %vector.recur.extract = extractelement <4 x float*> %[[I4]], i32 3
-;
-; UNROLL-NO-IC: scalar.ph:
-; UNROLL-NO-IC:   %scalar.recur.init = phi float* [ %vector.recur.extract, %middle.block ], [ undef, %min.iters.checked ], [ undef, %entry ]
-;
-; UNROLL-NO-IC: scalar.body:
-; UNROLL-NO-IC:   %scalar.recur = phi float* [ %scalar.recur.init, %scalar.ph ], [ {{.*}}, %scalar.body ]
-;
-define void @PR29559() {
-entry:
-  br label %scalar.body
-
-scalar.body:
-  %i = phi i64 [ 0, %entry ], [ %i.next, %scalar.body ]
-  %tmp2 = phi float* [ undef, %entry ], [ %tmp3, %scalar.body ]
-  %tmp3 = getelementptr inbounds [3 x float], [3 x float]* undef, i64 0, i64 0
-  %i.next = add nuw nsw i64 %i, 1
-  %cond = icmp eq i64 %i.next, undef
-  br i1 %cond, label %for.end, label %scalar.body
-
-for.end:
-  ret void
-}