1 files changed, 0 insertions, 152 deletions
diff --git a/llvm/test/Transforms/LoopVectorize/reverse_induction.ll b/llvm/test/Transforms/LoopVectorize/reverse_induction.ll
deleted file mode 100644
index ce81e1f83fd..00000000000
--- a/llvm/test/Transforms/LoopVectorize/reverse_induction.ll
+++ /dev/null
@@ -1,152 +0,0 @@
-; RUN: opt < %s -loop-vectorize -force-vector-interleave=2 -force-vector-width=4 -S | FileCheck %s
-
-target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
-
-; Make sure consecutive vector generates correct negative indices.
-; PR15882
-
-; CHECK: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
-; CHECK: %offset.idx = sub i64 %startval, %index
-; CHECK: %[[a0:.+]] = add i64 %offset.idx, 0
-; CHECK: %[[a4:.+]] = add i64 %offset.idx, -4
-
-define i32 @reverse_induction_i64(i64 %startval, i32 * %ptr) {
-entry:
-  br label %for.body
-
-for.body:
-  %add.i7 = phi i64 [ %startval, %entry ], [ %add.i, %for.body ]
-  %i.06 = phi i32 [ 0, %entry ], [ %inc4, %for.body ]
-  %redux5 = phi i32 [ 0, %entry ], [ %inc.redux, %for.body ]
-  %add.i = add i64 %add.i7, -1
-  %kind_.i = getelementptr inbounds i32, i32* %ptr, i64 %add.i
-  %tmp.i1 = load i32, i32* %kind_.i, align 4
-  %inc.redux = add i32 %tmp.i1, %redux5
-  %inc4 = add i32 %i.06, 1
-  %exitcond = icmp ne i32 %inc4, 1024
-  br i1 %exitcond, label %for.body, label %loopend
-
-loopend:
-  ret i32 %inc.redux
-}
-
-; CHECK-LABEL: @reverse_induction_i128(
-; CHECK: %index = phi i128 [ 0, %vector.ph ], [ %index.next, %vector.body ]
-; CHECK: %offset.idx = sub i128 %startval, %index
-; CHECK: %[[a0:.+]] = add i128 %offset.idx, 0
-; CHECK: %[[a4:.+]] = add i128 %offset.idx, -4
-
-define i32 @reverse_induction_i128(i128 %startval, i32 * %ptr) {
-entry:
-  br label %for.body
-
-for.body:
-  %add.i7 = phi i128 [ %startval, %entry ], [ %add.i, %for.body ]
-  %i.06 = phi i32 [ 0, %entry ], [ %inc4, %for.body ]
-  %redux5 = phi i32 [ 0, %entry ], [ %inc.redux, %for.body ]
-  %add.i = add i128 %add.i7, -1
-  %kind_.i = getelementptr inbounds i32, i32* %ptr, i128 %add.i
-  %tmp.i1 = load i32, i32* %kind_.i, align 4
-  %inc.redux = add i32 %tmp.i1, %redux5
-  %inc4 = add i32 %i.06, 1
-  %exitcond = icmp ne i32 %inc4, 1024
-  br i1 %exitcond, label %for.body, label %loopend
-
-loopend:
-  ret i32 %inc.redux
-}
-
-; CHECK-LABEL: @reverse_induction_i16(
-; CHECK: %index = phi i32 [ 0, %vector.ph ], [ %index.next, %vector.body ]
-; CHECK: %offset.idx = sub i16 %startval, {{.*}}
-; CHECK: %[[a0:.+]] = add i16 %offset.idx, 0
-; CHECK: %[[a4:.+]] = add i16 %offset.idx, -4
-
-define i32 @reverse_induction_i16(i16 %startval, i32 * %ptr) {
-entry:
-  br label %for.body
-
-for.body:
-  %add.i7 = phi i16 [ %startval, %entry ], [ %add.i, %for.body ]
-  %i.06 = phi i32 [ 0, %entry ], [ %inc4, %for.body ]
-  %redux5 = phi i32 [ 0, %entry ], [ %inc.redux, %for.body ]
-  %add.i = add i16 %add.i7, -1
-  %kind_.i = getelementptr inbounds i32, i32* %ptr, i16 %add.i
-  %tmp.i1 = load i32, i32* %kind_.i, align 4
-  %inc.redux = add i32 %tmp.i1, %redux5
-  %inc4 = add i32 %i.06, 1
-  %exitcond = icmp ne i32 %inc4, 1024
-  br i1 %exitcond, label %for.body, label %loopend
-
-loopend:
-  ret i32 %inc.redux
-}
-
-
-@a = common global [1024 x i32] zeroinitializer, align 16
-
-; We incorrectly transformed this loop into an empty one because we left the
-; induction variable in i8 type and truncated the exit value 1024 to 0.
-; int a[1024];
-;
-; void fail() {
-;   int reverse_induction = 1023;
-;   unsigned char forward_induction = 0;
-;   while ((reverse_induction) >= 0) {
-;     forward_induction++;
-;     a[reverse_induction] = forward_induction;
-;     --reverse_induction;
-;   }
-; }
-
-; CHECK-LABEL: @reverse_forward_induction_i64_i8(
-; CHECK: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
-; CHECK: %offset.idx = sub i64 1023, %index
-; CHECK: %[[a0:.+]] = add i64 %offset.idx, 0
-; CHECK: %[[a4:.+]] = add i64 %offset.idx, -4
-
-define void @reverse_forward_induction_i64_i8() {
-entry:
-  br label %while.body
-
-while.body:
-  %indvars.iv = phi i64 [ 1023, %entry ], [ %indvars.iv.next, %while.body ]
-  %forward_induction.05 = phi i8 [ 0, %entry ], [ %inc, %while.body ]
-  %inc = add i8 %forward_induction.05, 1
-  %conv = zext i8 %inc to i32
-  %arrayidx = getelementptr inbounds [1024 x i32], [1024 x i32]* @a, i64 0, i64 %indvars.iv
-  store i32 %conv, i32* %arrayidx, align 4
-  %indvars.iv.next = add i64 %indvars.iv, -1
-  %0 = trunc i64 %indvars.iv to i32
-  %cmp = icmp sgt i32 %0, 0
-  br i1 %cmp, label %while.body, label %while.end
-
-while.end:
-  ret void
-}
-
-; CHECK-LABEL: @reverse_forward_induction_i64_i8_signed(
-; CHECK: %index = phi i64 [ 0, %vector.ph ], [ %index.next, %vector.body ]
-; CHECK: %offset.idx = sub i64 1023, %index
-; CHECK: %[[a0:.+]] = add i64 %offset.idx, 0
-; CHECK: %[[a4:.+]] = add i64 %offset.idx, -4
-
-define void @reverse_forward_induction_i64_i8_signed() {
-entry:
-  br label %while.body
-
-while.body:
-  %indvars.iv = phi i64 [ 1023, %entry ], [ %indvars.iv.next, %while.body ]
-  %forward_induction.05 = phi i8 [ -127, %entry ], [ %inc, %while.body ]
-  %inc = add i8 %forward_induction.05, 1
-  %conv = sext i8 %inc to i32
-  %arrayidx = getelementptr inbounds [1024 x i32], [1024 x i32]* @a, i64 0, i64 %indvars.iv
-  store i32 %conv, i32* %arrayidx, align 4
-  %indvars.iv.next = add i64 %indvars.iv, -1
-  %0 = trunc i64 %indvars.iv to i32
-  %cmp = icmp sgt i32 %0, 0
-  br i1 %cmp, label %while.body, label %while.end
-
-while.end:
-  ret void
-}