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annotate clang/test/CodeGenObjCXX/arc-new-delete.mm @ 222:81f6424ef0e3 llvm-original

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LLVM original branch
author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Sun, 18 Jul 2021 22:10:01 +0900
parents 79ff65ed7e25
children c4bab56944e8
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1 // RUN: %clang_cc1 -fobjc-arc -fobjc-runtime-has-weak -fblocks -triple x86_64-apple-darwin10.0.0 -emit-llvm -o - %s | FileCheck %s -check-prefix=CHECK -check-prefix=UNOPT
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2 // RUN: %clang_cc1 -fobjc-arc -fobjc-runtime-has-weak -fblocks -triple x86_64-apple-darwin10.0.0 -emit-llvm -o - %s -O -disable-llvm-passes | FileCheck %s -check-prefix=CHECK -check-prefix=OPT
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3
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4 typedef __strong id strong_id;
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5 typedef __weak id weak_id;
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6
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7 // CHECK-LABEL: define{{.*}} void @_Z8test_newP11objc_object
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8 void test_new(id invalue) {
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9 // CHECK: [[INVALUEADDR:%.*]] = alloca i8*
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10 // UNOPT-NEXT: store i8* null, i8** [[INVALUEADDR]]
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11 // UNOPT-NEXT: call void @llvm.objc.storeStrong(i8** [[INVALUEADDR]], i8* [[INVALUE:%.*]])
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12 // OPT-NEXT: [[T0:%.*]] = call i8* @llvm.objc.retain(i8* [[INVALUE:%.*]])
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13 // OPT-NEXT: store i8* [[T0]], i8** [[INVALUEADDR]]
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14
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15 // CHECK: [[CALL:%.*]] = call noalias nonnull i8* @_Znwm
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16 // CHECK-NEXT: {{bitcast i8\*.*to i8\*\*}}
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17 // CHECK-NEXT: store i8* null, i8**
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18 new strong_id;
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19 // CHECK: [[CALL:%.*]] = call noalias nonnull i8* @_Znwm
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20 // CHECK-NEXT: {{bitcast i8\*.*to i8\*\*}}
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21 // UNOPT-NEXT: store i8* null, i8**
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22 // OPT-NEXT: call i8* @llvm.objc.initWeak(i8** {{.*}}, i8* null)
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23 new weak_id;
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24
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25 // CHECK: [[CALL:%.*]] = call noalias nonnull i8* @_Znwm
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26 // CHECK-NEXT: {{bitcast i8\*.*to i8\*\*}}
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27 // CHECK-NEXT: store i8* null, i8**
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28 new __strong id;
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29 // CHECK: [[CALL:%.*]] = call noalias nonnull i8* @_Znwm
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30 // CHECK-NEXT: {{bitcast i8\*.*to i8\*\*}}
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31 // UNOPT-NEXT: store i8* null, i8**
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32 // OPT-NEXT: call i8* @llvm.objc.initWeak(i8** {{.*}}, i8* null)
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33 new __weak id;
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34
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35 // CHECK: [[CALL:%.*]] = call noalias nonnull i8* @_Znwm
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36 // CHECK: call i8* @llvm.objc.retain
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37 // CHECK: store i8*
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38 new __strong id(invalue);
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39
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40 // CHECK: [[CALL:%.*]] = call noalias nonnull i8* @_Znwm
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41 // CHECK: call i8* @llvm.objc.initWeak
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42 new __weak id(invalue);
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43
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44 // UNOPT: call void @llvm.objc.storeStrong
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45 // OPT: call void @llvm.objc.release
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46 // CHECK: ret void
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47 }
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49 // CHECK-LABEL: define{{.*}} void @_Z14test_array_new
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50 void test_array_new() {
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51 // CHECK: call noalias nonnull i8* @_Znam
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52 // CHECK: store i64 17, i64*
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53 // CHECK: call void @llvm.memset.p0i8.i64
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54 new strong_id[17];
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55
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56 // CHECK: call noalias nonnull i8* @_Znam
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57 // CHECK: store i64 17, i64*
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58 // CHECK: call void @llvm.memset.p0i8.i64
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59 new weak_id[17];
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60 // CHECK: ret void
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61 }
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62
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63 // CHECK-LABEL: define{{.*}} void @_Z11test_deletePU8__strongP11objc_objectPU6__weakS0_
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64 void test_delete(__strong id *sptr, __weak id *wptr) {
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65 // CHECK: br i1
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66 // UNOPT: call void @llvm.objc.storeStrong(i8** {{.*}}, i8* null)
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67 // OPT: load i8*, i8**
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68 // OPT-NEXT: call void @llvm.objc.release
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69 // CHECK: call void @_ZdlPv
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70 delete sptr;
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71
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72 // CHECK: call void @llvm.objc.destroyWeak
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73 // CHECK: call void @_ZdlPv
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74 delete wptr;
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75
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76 // CHECK: ret void
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77 }
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79 // CHECK-LABEL: define{{.*}} void @_Z17test_array_deletePU8__strongP11objc_objectPU6__weakS0_
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80 void test_array_delete(__strong id *sptr, __weak id *wptr) {
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81 // CHECK: icmp eq i8** [[BEGIN:%.*]], null
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82 // CHECK: [[LEN:%.*]] = load i64, i64* {{%.*}}
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83 // CHECK: [[END:%.*]] = getelementptr inbounds i8*, i8** [[BEGIN]], i64 [[LEN]]
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84 // CHECK-NEXT: icmp eq i8** [[BEGIN]], [[END]]
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85 // CHECK: [[PAST:%.*]] = phi i8** [ [[END]], {{%.*}} ], [ [[CUR:%.*]],
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86 // CHECK-NEXT: [[CUR]] = getelementptr inbounds i8*, i8** [[PAST]], i64 -1
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87 // UNOPT-NEXT: call void @llvm.objc.storeStrong(i8** [[CUR]], i8* null)
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88 // OPT-NEXT: [[T0:%.*]] = load i8*, i8** [[CUR]]
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89 // OPT-NEXT: llvm.objc.release(i8* [[T0]])
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90 // CHECK-NEXT: icmp eq i8** [[CUR]], [[BEGIN]]
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91 // CHECK: call void @_ZdaPv
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92 delete [] sptr;
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93
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94 // CHECK: icmp eq i8** [[BEGIN:%.*]], null
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95 // CHECK: [[LEN:%.*]] = load i64, i64* {{%.*}}
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96 // CHECK: [[END:%.*]] = getelementptr inbounds i8*, i8** [[BEGIN]], i64 [[LEN]]
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97 // CHECK-NEXT: icmp eq i8** [[BEGIN]], [[END]]
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98 // CHECK: [[PAST:%.*]] = phi i8** [ [[END]], {{%.*}} ], [ [[CUR:%.*]],
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99 // CHECK-NEXT: [[CUR]] = getelementptr inbounds i8*, i8** [[PAST]], i64 -1
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100 // CHECK-NEXT: call void @llvm.objc.destroyWeak(i8** [[CUR]])
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101 // CHECK-NEXT: icmp eq i8** [[CUR]], [[BEGIN]]
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102 // CHECK: call void @_ZdaPv
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103 delete [] wptr;
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104 }