Changeset 99fea48 for libcfa/src/exception.h
- Timestamp:
- May 21, 2020, 5:06:35 PM (4 years ago)
- Branches:
- ADT, arm-eh, ast-experimental, enum, forall-pointer-decay, jacob/cs343-translation, master, new-ast, new-ast-unique-expr, pthread-emulation, qualifiedEnum
- Children:
- 0e4df2e, 7119daa
- Parents:
- 6f121b8 (diff), 66ba544 (diff)
Note: this is a merge changeset, the changes displayed below correspond to the merge itself.
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- 1 edited
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libcfa/src/exception.h
r6f121b8 r99fea48 10 10 // Created On : Mon Jun 26 15:11:00 2017 11 11 // Last Modified By : Andrew Beach 12 // Last Modified On : Fri Mar 27 10:16:00 202013 // Update Count : 912 // Last Modified On : Tue May 19 14:17:00 2020 13 // Update Count : 10 14 14 // 15 15 … … 41 41 42 42 // Used in throw statement translation. 43 void __cfaehm_throw_terminate(exception_t * except ) __attribute__((noreturn));43 void __cfaehm_throw_terminate(exception_t * except, void (*)(exception_t *)); 44 44 void __cfaehm_rethrow_terminate() __attribute__((noreturn)); 45 void __cfaehm_throw_resume(exception_t * except );45 void __cfaehm_throw_resume(exception_t * except, void (*)(exception_t *)); 46 46 47 47 // Function catches termination exceptions. … … 72 72 #ifdef __cforall 73 73 } 74 75 // Not all the built-ins can be expressed in C. These can't be 76 // implemented in the .c file either so they all have to be inline. 77 78 trait is_exception(dtype T) { 79 /* The first field must be a pointer to a virtual table. 80 * That virtual table must be a decendent of the base exception virtual tab$ 81 */ 82 void mark_exception(T *); 83 // This is never used and should be a no-op. 84 }; 85 86 trait is_termination_exception(dtype T | is_exception(T)) { 87 void defaultTerminationHandler(T &); 88 }; 89 90 trait is_resumption_exception(dtype T | is_exception(T)) { 91 void defaultResumptionHandler(T &); 92 }; 93 94 forall(dtype T | is_termination_exception(T)) 95 static inline void $throw(T & except) { 96 __cfaehm_throw_terminate( 97 (exception_t *)&except, 98 (void(*)(exception_t *))defaultTerminationHandler 99 ); 100 } 101 102 forall(dtype T | is_resumption_exception(T)) 103 static inline void $throwResume(T & except) { 104 __cfaehm_throw_resume( 105 (exception_t *)&except, 106 (void(*)(exception_t *))defaultResumptionHandler 107 ); 108 } 109 110 forall(dtype T | is_exception(T)) 111 static inline void cancel_stack(T & except) __attribute__((noreturn)) { 112 __cfaehm_cancel_stack( (exception_t *)&except ); 113 } 114 115 forall(dtype T | is_exception(T)) 116 static inline void defaultTerminationHandler(T & except) { 117 return cancel_stack( except ); 118 } 119 120 forall(dtype T | is_exception(T)) 121 static inline void defaultResumptionHandler(T & except) { 122 throw except; 123 } 124 74 125 #endif
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