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| author | dim <dim@FreeBSD.org> | 2012-12-02 13:10:19 +0000 |
|---|---|---|
| committer | dim <dim@FreeBSD.org> | 2012-12-02 13:10:19 +0000 |
| commit | 6de2c08bc400b4aca9fb46684e8bdb56eed9b09f (patch) | |
| tree | 32b4679ab4b8f28e5228daafc65e9dc436935353 /test/Transforms/LoopVectorize/flags.ll | |
| parent | 4dc93743c9d40c29c0a3bec2aae328cac0d289e8 (diff) | |
| download | FreeBSD-src-6de2c08bc400b4aca9fb46684e8bdb56eed9b09f.zip FreeBSD-src-6de2c08bc400b4aca9fb46684e8bdb56eed9b09f.tar.gz | |
Vendor import of llvm release_32 branch r168974 (effectively, 3.2 RC2):
http://llvm.org/svn/llvm-project/llvm/branches/release_32@168974
Diffstat (limited to 'test/Transforms/LoopVectorize/flags.ll')
| -rw-r--r-- | test/Transforms/LoopVectorize/flags.ll | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/test/Transforms/LoopVectorize/flags.ll b/test/Transforms/LoopVectorize/flags.ll new file mode 100644 index 0000000..2f22a76 --- /dev/null +++ b/test/Transforms/LoopVectorize/flags.ll @@ -0,0 +1,53 @@ +; RUN: opt < %s -loop-vectorize -force-vector-width=4 -dce -instcombine -licm -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" +target triple = "x86_64-apple-macosx10.8.0" + +;CHECK: @flags1 +;CHECK: load <4 x i32> +;CHECK: mul nsw <4 x i32> +;CHECK: store <4 x i32> +;CHECK: ret i32 +define i32 @flags1(i32 %n, i32* nocapture %A) nounwind uwtable ssp { + %1 = icmp sgt i32 %n, 9 + br i1 %1, label %.lr.ph, label %._crit_edge + +.lr.ph: ; preds = %0, %.lr.ph + %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 9, %0 ] + %2 = getelementptr inbounds i32* %A, i64 %indvars.iv + %3 = load i32* %2, align 4 + %4 = mul nsw i32 %3, 3 + store i32 %4, 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 i32 undef +} + + +;CHECK: @flags2 +;CHECK: load <4 x i32> +;CHECK: mul <4 x i32> +;CHECK: store <4 x i32> +;CHECK: ret i32 +define i32 @flags2(i32 %n, i32* nocapture %A) nounwind uwtable ssp { + %1 = icmp sgt i32 %n, 9 + br i1 %1, label %.lr.ph, label %._crit_edge + +.lr.ph: ; preds = %0, %.lr.ph + %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 9, %0 ] + %2 = getelementptr inbounds i32* %A, i64 %indvars.iv + %3 = load i32* %2, align 4 + %4 = mul i32 %3, 3 + store i32 %4, 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 i32 undef +} |
