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annotate test/Transforms/LoopVectorize/ARM/width-detect.ll @ 100:7d135dc70f03 LLVM 3.9

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LLVM 3.9
author Miyagi Mitsuki <e135756@ie.u-ryukyu.ac.jp>
date Tue, 26 Jan 2016 22:53:40 +0900
parents afa8332a0e37
children
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95c75e76d11b LLVM 3.4
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1 ; RUN: opt < %s -loop-vectorize -mtriple=thumbv7-apple-ios3.0.0 -S | FileCheck %s
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3 target datalayout = "e-p:32:32:32-i1:8:32-i8:8:32-i16:16:32-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:32:64-v128:32:128-a0:0:32-n32-S32"
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4 target triple = "thumbv7-apple-ios3.0.0"
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6 ;CHECK:foo_F32
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7 ;CHECK: <4 x float>
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8 ;CHECK:ret
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9 define float @foo_F32(float* nocapture %A, i32 %n) nounwind uwtable readonly ssp {
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10 %1 = icmp sgt i32 %n, 0
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11 br i1 %1, label %.lr.ph, label %._crit_edge
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13 .lr.ph: ; preds = %0, %.lr.ph
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14 %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
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15 %prod.01 = phi float [ %4, %.lr.ph ], [ 0.000000e+00, %0 ]
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16 %2 = getelementptr inbounds float, float* %A, i64 %indvars.iv
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17 %3 = load float, float* %2, align 8
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18 %4 = fmul fast float %prod.01, %3
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19 %indvars.iv.next = add i64 %indvars.iv, 1
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20 %lftr.wideiv = trunc i64 %indvars.iv.next to i32
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21 %exitcond = icmp eq i32 %lftr.wideiv, %n
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22 br i1 %exitcond, label %._crit_edge, label %.lr.ph
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24 ._crit_edge: ; preds = %.lr.ph, %0
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25 %prod.0.lcssa = phi float [ 0.000000e+00, %0 ], [ %4, %.lr.ph ]
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26 ret float %prod.0.lcssa
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27 }
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29 ;CHECK:foo_I8
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30 ;CHECK: xor <16 x i8>
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31 ;CHECK:ret
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32 define signext i8 @foo_I8(i8* nocapture %A, i32 %n) nounwind uwtable readonly ssp {
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33 %1 = icmp sgt i32 %n, 0
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34 br i1 %1, label %.lr.ph, label %._crit_edge
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36 .lr.ph: ; preds = %0, %.lr.ph
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37 %indvars.iv = phi i64 [ %indvars.iv.next, %.lr.ph ], [ 0, %0 ]
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38 %red.01 = phi i8 [ %4, %.lr.ph ], [ 0, %0 ]
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39 %2 = getelementptr inbounds i8, i8* %A, i64 %indvars.iv
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40 %3 = load i8, i8* %2, align 1
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41 %4 = xor i8 %3, %red.01
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42 %indvars.iv.next = add i64 %indvars.iv, 1
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43 %lftr.wideiv = trunc i64 %indvars.iv.next to i32
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44 %exitcond = icmp eq i32 %lftr.wideiv, %n
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45 br i1 %exitcond, label %._crit_edge, label %.lr.ph
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47 ._crit_edge: ; preds = %.lr.ph, %0
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48 %red.0.lcssa = phi i8 [ 0, %0 ], [ %4, %.lr.ph ]
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49 ret i8 %red.0.lcssa
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50 }
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