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annotate test/CodeGen/X86/lzcnt.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 95c75e76d11b
children 803732b1fca8
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95c75e76d11b LLVM 3.4
Kaito Tokumori <e105711@ie.u-ryukyu.ac.jp>
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1 ; RUN: llc < %s -march=x86-64 -mattr=+lzcnt | FileCheck %s
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2
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3 declare i8 @llvm.ctlz.i8(i8, i1) nounwind readnone
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4 declare i16 @llvm.ctlz.i16(i16, i1) nounwind readnone
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5 declare i32 @llvm.ctlz.i32(i32, i1) nounwind readnone
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6 declare i64 @llvm.ctlz.i64(i64, i1) nounwind readnone
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7
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8 define i8 @t1(i8 %x) nounwind {
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9 %tmp = tail call i8 @llvm.ctlz.i8( i8 %x, i1 false )
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10 ret i8 %tmp
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11 ; CHECK-LABEL: t1:
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12 ; CHECK: lzcntl
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13 }
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15 define i16 @t2(i16 %x) nounwind {
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16 %tmp = tail call i16 @llvm.ctlz.i16( i16 %x, i1 false )
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17 ret i16 %tmp
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18 ; CHECK-LABEL: t2:
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19 ; CHECK: lzcntw
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20 }
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22 define i32 @t3(i32 %x) nounwind {
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23 %tmp = tail call i32 @llvm.ctlz.i32( i32 %x, i1 false )
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24 ret i32 %tmp
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25 ; CHECK-LABEL: t3:
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26 ; CHECK: lzcntl
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27 }
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29 define i64 @t4(i64 %x) nounwind {
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30 %tmp = tail call i64 @llvm.ctlz.i64( i64 %x, i1 false )
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31 ret i64 %tmp
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32 ; CHECK-LABEL: t4:
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33 ; CHECK: lzcntq
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34 }
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35
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36 define i8 @t5(i8 %x) nounwind {
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37 %tmp = tail call i8 @llvm.ctlz.i8( i8 %x, i1 true )
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38 ret i8 %tmp
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39 ; CHECK-LABEL: t5:
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40 ; CHECK: lzcntl
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41 }
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43 define i16 @t6(i16 %x) nounwind {
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44 %tmp = tail call i16 @llvm.ctlz.i16( i16 %x, i1 true )
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45 ret i16 %tmp
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46 ; CHECK-LABEL: t6:
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47 ; CHECK: lzcntw
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48 }
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49
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50 define i32 @t7(i32 %x) nounwind {
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51 %tmp = tail call i32 @llvm.ctlz.i32( i32 %x, i1 true )
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52 ret i32 %tmp
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53 ; CHECK-LABEL: t7:
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54 ; CHECK: lzcntl
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55 }
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57 define i64 @t8(i64 %x) nounwind {
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58 %tmp = tail call i64 @llvm.ctlz.i64( i64 %x, i1 true )
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59 ret i64 %tmp
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60 ; CHECK-LABEL: t8:
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61 ; CHECK: lzcntq
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62 }