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annotate test/CodeGen/Hexagon/fpelim-basic.ll @ 146:3fc4d5c3e21e

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set tail call flag for code segment in CGCAll
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sun, 23 Dec 2018 19:23:36 +0900
parents 803732b1fca8
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
121
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1 ; RUN: llc -march=hexagon < %s | FileCheck %s
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2
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3 target triple = "hexagon"
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4
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5 ; FP elimination enabled.
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6 ;
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7 ; CHECK-LABEL: danny:
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8 ; CHECK: r29 = add(r29,#-[[SIZE:[0-9]+]])
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9 ; CHECK: r29 = add(r29,#[[SIZE]])
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10 define i32 @danny(i32 %a0, i32 %a1) local_unnamed_addr #0 {
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11 b2:
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12 %v3 = alloca [32 x i32], align 8
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13 %v4 = bitcast [32 x i32]* %v3 to i8*
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14 call void @llvm.lifetime.start.p0i8(i64 128, i8* nonnull %v4) #3
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15 br label %b5
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16
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17 b5: ; preds = %b5, %b2
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18 %v6 = phi i32 [ 0, %b2 ], [ %v8, %b5 ]
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19 %v7 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %v6
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20 store i32 %v6, i32* %v7, align 4
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21 %v8 = add nuw nsw i32 %v6, 1
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22 %v9 = icmp eq i32 %v8, 32
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23 br i1 %v9, label %b10, label %b5
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24
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25 b10: ; preds = %b5
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26 %v11 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %a0
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27 store i32 %a1, i32* %v11, align 4
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28 br label %b12
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29
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30 b12: ; preds = %b12, %b10
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31 %v13 = phi i32 [ 0, %b10 ], [ %v18, %b12 ]
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32 %v14 = phi i32 [ 0, %b10 ], [ %v17, %b12 ]
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33 %v15 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %v13
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34 %v16 = load i32, i32* %v15, align 4
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35 %v17 = add nsw i32 %v16, %v14
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36 %v18 = add nuw nsw i32 %v13, 1
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37 %v19 = icmp eq i32 %v18, 32
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38 br i1 %v19, label %b20, label %b12
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39
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40 b20: ; preds = %b12
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41 call void @llvm.lifetime.end.p0i8(i64 128, i8* nonnull %v4) #3
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42 ret i32 %v17
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43 }
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44
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45 ; FP elimination disabled.
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46 ;
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47 ; CHECK-LABEL: sammy:
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48 ; CHECK: allocframe
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49 ; CHECK: dealloc_return
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50 define i32 @sammy(i32 %a0, i32 %a1) local_unnamed_addr #1 {
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51 b2:
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52 %v3 = alloca [32 x i32], align 8
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53 %v4 = bitcast [32 x i32]* %v3 to i8*
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54 call void @llvm.lifetime.start.p0i8(i64 128, i8* nonnull %v4) #3
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55 br label %b5
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56
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57 b5: ; preds = %b5, %b2
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58 %v6 = phi i32 [ 0, %b2 ], [ %v8, %b5 ]
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59 %v7 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %v6
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60 store i32 %v6, i32* %v7, align 4
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61 %v8 = add nuw nsw i32 %v6, 1
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62 %v9 = icmp eq i32 %v8, 32
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63 br i1 %v9, label %b10, label %b5
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64
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65 b10: ; preds = %b5
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66 %v11 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %a0
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67 store i32 %a1, i32* %v11, align 4
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68 br label %b12
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69
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70 b12: ; preds = %b12, %b10
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71 %v13 = phi i32 [ 0, %b10 ], [ %v18, %b12 ]
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72 %v14 = phi i32 [ 0, %b10 ], [ %v17, %b12 ]
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73 %v15 = getelementptr inbounds [32 x i32], [32 x i32]* %v3, i32 0, i32 %v13
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74 %v16 = load i32, i32* %v15, align 4
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75 %v17 = add nsw i32 %v16, %v14
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76 %v18 = add nuw nsw i32 %v13, 1
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77 %v19 = icmp eq i32 %v18, 32
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78 br i1 %v19, label %b20, label %b12
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79
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80 b20: ; preds = %b12
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81 call void @llvm.lifetime.end.p0i8(i64 128, i8* nonnull %v4) #3
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82 ret i32 %v17
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83 }
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84
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85 declare void @llvm.lifetime.start.p0i8(i64, i8* nocapture) #2
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86 declare void @llvm.lifetime.end.p0i8(i64, i8* nocapture) #2
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87
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88 attributes #0 = { nounwind readnone "no-frame-pointer-elim"="false" "target-cpu"="hexagonv60" }
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89 attributes #1 = { nounwind readnone "no-frame-pointer-elim"="true" "target-cpu"="hexagonv60" }
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90 attributes #2 = { argmemonly nounwind }
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91 attributes #3 = { nounwind }