diff options
Diffstat (limited to 'llvm/test/Transforms/LoopVectorize/no_idiv_reduction.ll')
| -rw-r--r-- | llvm/test/Transforms/LoopVectorize/no_idiv_reduction.ll | 24 |
1 files changed, 0 insertions, 24 deletions
diff --git a/llvm/test/Transforms/LoopVectorize/no_idiv_reduction.ll b/llvm/test/Transforms/LoopVectorize/no_idiv_reduction.ll deleted file mode 100644 index bfa48a2529b..00000000000 --- a/llvm/test/Transforms/LoopVectorize/no_idiv_reduction.ll +++ /dev/null @@ -1,24 +0,0 @@ -; RUN: opt -loop-vectorize -force-vector-width=2 -force-vector-interleave=1 -S < %s | FileCheck %s -@a = common global [128 x i32] zeroinitializer, align 16 - -;; Must not vectorize division reduction. Division is lossy. -define i32 @g() { -entry: - br label %for.body - -for.body: - ; CHECK-LABEL: @g( - ; CHECK-NOT: sdiv <2 x i32> - %indvars.iv = phi i64 [ 0, %entry ], [ %indvars.iv.next, %for.body ] - %r.05 = phi i32 [ 80, %entry ], [ %div, %for.body ] - %arrayidx = getelementptr inbounds [128 x i32], [128 x i32]* @a, i64 0, i64 %indvars.iv - %0 = load i32, i32* %arrayidx, align 4 - %div = sdiv i32 %r.05, %0 - %indvars.iv.next = add i64 %indvars.iv, 1 - %lftr.wideiv = trunc i64 %indvars.iv.next to i32 - %exitcond = icmp eq i32 %lftr.wideiv, 1024 - br i1 %exitcond, label %for.end, label %for.body - -for.end: - ret i32 %div -} |
