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Diffstat (limited to 'llvm/test/Transforms/LoopVectorize/increment.ll')
-rw-r--r-- | llvm/test/Transforms/LoopVectorize/increment.ll | 65 |
1 files changed, 0 insertions, 65 deletions
diff --git a/llvm/test/Transforms/LoopVectorize/increment.ll b/llvm/test/Transforms/LoopVectorize/increment.ll deleted file mode 100644 index 46623888367..00000000000 --- a/llvm/test/Transforms/LoopVectorize/increment.ll +++ /dev/null @@ -1,65 +0,0 @@ -; RUN: opt < %s -loop-vectorize -force-vector-interleave=1 -force-vector-width=4 -dce -instcombine -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" - -@a = common global [2048 x i32] zeroinitializer, align 16 - -; This is the loop. -; for (i=0; i<n; i++){ -; a[i] += i; -; } -;CHECK-LABEL: @inc( -;CHECK: load <4 x i32> -;CHECK: add nsw <4 x i32> -;CHECK: store <4 x i32> -;CHECK: ret void -define void @inc(i32 %n) nounwind uwtable noinline ssp { - %1 = icmp sgt i32 %n, 0 - br i1 %1, label %.lr.ph, label %._crit_edge - -.lr.ph: ; preds = %0, %.lr.ph - %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ] - %2 = getelementptr inbounds [2048 x i32], [2048 x i32]* @a, i64 0, i64 %indvars.iv - %3 = load i32, i32* %2, align 4 - %4 = trunc i64 %indvars.iv to i32 - %5 = add nsw i32 %3, %4 - store i32 %5, i32* %2, align 4 - %indvars.iv.next = add i64 %indvars.iv, 1 - %lftr.wideiv = trunc i64 %indvars.iv.next to i32 - %exitcond = icmp eq i32 %lftr.wideiv, %n - br i1 %exitcond, label %._crit_edge, label %.lr.ph - -._crit_edge: ; preds = %.lr.ph, %0 - ret void -} - -; Can't vectorize this loop because the access to A[X] is non-linear. -; -; for (i = 0; i < n; ++i) { -; A[B[i]]++; -; -;CHECK-LABEL: @histogram( -;CHECK-NOT: <4 x i32> -;CHECK: ret i32 -define i32 @histogram(i32* nocapture noalias %A, i32* nocapture noalias %B, i32 %n) nounwind uwtable ssp { -entry: - %cmp6 = icmp sgt i32 %n, 0 - br i1 %cmp6, label %for.body, label %for.end - -for.body: ; preds = %entry, %for.body - %indvars.iv = phi i64 [ %indvars.iv.next, %for.body ], [ 0, %entry ] - %arrayidx = getelementptr inbounds i32, i32* %B, i64 %indvars.iv - %0 = load i32, i32* %arrayidx, align 4 - %idxprom1 = sext i32 %0 to i64 - %arrayidx2 = getelementptr inbounds i32, i32* %A, i64 %idxprom1 - %1 = load i32, i32* %arrayidx2, align 4 - %inc = add nsw i32 %1, 1 - store i32 %inc, i32* %arrayidx2, align 4 - %indvars.iv.next = add 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.end, label %for.body - -for.end: ; preds = %for.body, %entry - ret i32 0 -} |