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145
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1 /* PR ipa/88561 */
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2 /* { dg-options "-O3 -fdump-tree-tracer-details -fdump-tree-dom3-details -fno-profile-values" } */
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3
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4 struct nsISupports
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5 {
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6 virtual int QueryInterface (const int &aIID, void **aInstancePtr) = 0;
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7 virtual __attribute__((noinline, noclone)) unsigned AddRef (void) = 0;
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8 virtual unsigned Release (void) = 0;
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9 };
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10
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11 struct nsIObserver : public nsISupports
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12 {
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13 virtual int Observe (nsISupports * aSubject, const char *aTopic, const unsigned short *aData) = 0;
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14 };
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15
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16 struct nsISupportsWeakReference : public nsISupports
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17 {
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18 virtual int GetWeakReference (void **_retval) = 0;
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19 };
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20
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21 struct nsSupportsWeakReference : public nsISupportsWeakReference
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22 {
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23 nsSupportsWeakReference () : mProxy (0) {}
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24 virtual int GetWeakReference (void **_retval) override { return 0; }
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25 ~nsSupportsWeakReference () {}
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26 void NoticeProxyDestruction () { mProxy = nullptr; }
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27 void *mProxy;
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28 void ClearWeakReferences ();
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29 bool HasWeakReferences () const { return !!mProxy; }
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30 };
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31
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32 struct mozIPersonalDictionary : public nsISupports
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33 {
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34 virtual int Load (void) = 0;
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35 virtual int Save (void) = 0;
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36 virtual int GetWordList (void **aWordList) = 0;
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37 virtual int Check (const int &word, bool * _retval) = 0;
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38 virtual int AddWord (const int &word) = 0;
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39 virtual int RemoveWord (const int &word) = 0;
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40 virtual int IgnoreWord (const int &word) = 0;
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41 virtual int EndSession (void) = 0;
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42 };
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43
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44 struct mozPersonalDictionary final
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45 : public mozIPersonalDictionary, public nsIObserver, public nsSupportsWeakReference
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46 {
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47 virtual int QueryInterface (const int &aIID, void **aInstancePtr) override;
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48 virtual __attribute__((noinline, noclone)) unsigned AddRef (void) override;
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49 virtual unsigned Release (void) override;
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50 unsigned long mRefCnt;
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51 virtual int Load (void) override { return 0; }
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52 virtual int Save (void) override { return 0; }
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53 virtual int GetWordList (void **aWordList) override { return 0; }
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54 virtual int Check (const int &word, bool * _retval) override { return 0; }
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55 virtual int AddWord (const int &word) override { return 0; }
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56 virtual int RemoveWord (const int &word) override { return 0; }
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57 virtual int IgnoreWord (const int &word) override { return 0; }
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58 virtual int EndSession (void) override { return 0; }
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59 virtual int Observe (nsISupports * aSubject, const char *aTopic, const unsigned short *aData) override { return 0; }
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60 mozPersonalDictionary () : mRefCnt(0) {}
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61 int Init () { return 0; }
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62 virtual ~mozPersonalDictionary () {}
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63 bool mIsLoaded;
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64 bool mSavePending;
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65 void *mFile;
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66 char mMonitor[96];
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67 char mMonitorSave[96];
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68 char mDictionaryTable[32];
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69 char mIgnoreTable[32];
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70 };
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71
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72 unsigned
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73 mozPersonalDictionary::AddRef (void)
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74 {
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75 unsigned count = ++mRefCnt;
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76 return count;
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77 }
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78
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79 unsigned
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80 mozPersonalDictionary::Release (void)
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81 {
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82 unsigned count = --mRefCnt;
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83 if (count == 0)
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84 {
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85 mRefCnt = 1;
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86 delete (this);
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87 return 0;
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88 }
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89 return count;
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90 }
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91
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92 int
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93 mozPersonalDictionary::QueryInterface (const int &aIID, void **aInstancePtr)
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94 {
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95 nsISupports *foundInterface;
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96 if (aIID == 122)
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97 foundInterface = static_cast <mozIPersonalDictionary *>(this);
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98 else
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99 foundInterface = static_cast <nsISupportsWeakReference *>(this);
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100 int status;
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101 foundInterface->AddRef ();
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102 *aInstancePtr = foundInterface;
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103 return status;
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104 }
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105
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106 __attribute__((noipa)) int
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107 foo (nsISupports *p, const int &i)
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108 {
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109 void *q;
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110 return p->QueryInterface (i, &q);
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111 }
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112
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113 int
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114 main ()
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115 {
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116 mozPersonalDictionary m;
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117 int j = 123;
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118 for (int i = 0; i < 100000; i++)
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119 foo (static_cast <nsISupportsWeakReference *>(&m), j);
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120 if (m.mRefCnt != 100000)
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121 __builtin_abort ();
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122 }
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123
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124 /* { dg-final-use-not-autofdo { scan-tree-dump-times "folding virtual function call to virtual unsigned int mozPersonalDictionary::_ZThn16" 1 "tracer" { target { lp64 || llp64 } } } } */
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125 /* { dg-final-use-not-autofdo { scan-tree-dump-times "folding virtual function call to virtual unsigned int mozPersonalDictionary::_ZThn8" 1 "tracer" { target ilp32 } } } */
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126 /* { dg-final-use-not-autofdo { scan-tree-dump-times "folding virtual function call to virtual unsigned int mozPersonalDictionary::AddRef" 1 "tracer" } } */
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