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pointeroptions.h
Go to the documentation of this file.00001 // $Id: pointeroptions.h,v 1.12 2003/08/08 15:16:29 toktb Exp $ 00002 // ---------------------------------------------------------------------- 00003 // 00004 // C-Breeze 00005 // C Compiler Framework 00006 // 00007 // Copyright (c) 2000 University of Texas at Austin 00008 // 00009 // Samuel Z. Guyer 00010 // Daniel A. Jimenez 00011 // Calvin Lin 00012 // 00013 // Permission is hereby granted, free of charge, to any person 00014 // obtaining a copy of this software and associated documentation 00015 // files (the "Software"), to deal in the Software without 00016 // restriction, including without limitation the rights to use, copy, 00017 // modify, merge, publish, distribute, sublicense, and/or sell copies 00018 // of the Software, and to permit persons to whom the Software is 00019 // furnished to do so, subject to the following conditions: 00020 // 00021 // The above copyright notice and this permission notice shall be 00022 // included in all copies or substantial portions of the Software. 00023 // 00024 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, 00025 // EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 00026 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND 00027 // NONINFRINGEMENT. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT 00028 // AUSTIN BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER 00029 // IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF 00030 // OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 00031 // THE SOFTWARE. 00032 // 00033 // We acknowledge the C-to-C Translator from MIT Laboratory for 00034 // Computer Science for inspiring parts of the C-Breeze design. 00035 // 00036 // ---------------------------------------------------------------------- 00037 00038 #ifndef CBZ_POINTEROPTIONS_H 00039 #define CBZ_POINTEROPTIONS_H 00040 00041 #include <set> 00042 00043 typedef set< basicblockNode * > basicblock_set; 00044 typedef basicblock_set::iterator basicblock_set_p; 00045 00046 typedef set< string > str_set; 00047 typedef str_set::iterator str_set_p; 00048 00049 typedef set< declNode * > decl_set; 00050 typedef decl_set::iterator decl_set_p; 00051 00052 typedef set< stmtNode * > stmt_set; 00053 typedef stmt_set::iterator stmt_set_p; 00054 00055 // -- A walker to find callNodes 00056 00057 /* TB: remove. 00058 class findCallNodeWalker : public Walker 00059 { 00060 public: 00061 00062 static callNode * find(stmtNode * s) 00063 { 00064 findCallNodeWalker fcnw; 00065 s->walk(fcnw); 00066 return fcnw.call; 00067 } 00068 00069 private: 00070 00071 callNode * call; 00072 00073 public: 00074 00075 findCallNodeWalker() 00076 : Walker(Preorder, Subtree), 00077 call(0) 00078 {} 00079 00080 void at_call(callNode * the_call, Order ord) 00081 { 00082 call = the_call; 00083 } 00084 }; */ 00085 00086 // -- Manage flow sensitivity 00087 00088 class memoryBlock; 00089 00090 class FSKey 00091 { 00092 public: 00093 00094 stmtNode * statement; 00095 declNode * decl; 00096 string field_name; 00097 00098 FSKey(stmtNode * s, declNode * d, string & f) 00099 : statement(s), 00100 decl(d), 00101 field_name(f) 00102 {} 00103 00104 bool operator==(const FSKey & other) { 00105 if ((statement == other.statement) && 00106 (decl == other.decl) && 00107 (field_name == other.field_name)) 00108 return true; 00109 else 00110 return false; 00111 } 00112 }; 00113 00114 // typedef pair< stmtNode *, declNode * > flow_sensitive_pair; 00115 typedef list< FSKey > flow_sensitive_set; 00116 typedef flow_sensitive_set::iterator flow_sensitive_set_p; 00117 00118 class UnifyType; 00119 typedef set<UnifyType*> UnifyTypes; 00120 00121 typedef enum { Forward, Backward } Direction; 00122 00129 class pointerOptions 00130 { 00131 public: 00132 00135 static bool Context_insensitive; 00136 00139 static bool Recursion_Context_sensitive; // TB 00140 00143 static bool Use_multiplicity; 00144 00151 static bool Verbose; 00152 00159 static bool Show_memoryblocks; 00160 00166 static bool Show_procedures; 00167 00170 static bool Pointer_statistics; 00171 00177 static bool Ignore_fields; 00178 00185 static bool One_struct_per_type; 00186 00189 static bool Show_stack; 00190 00199 static bool Flow_insensitive; 00200 00201 // TB_unify 00206 static bool Unification; 00207 00208 // TB_unify 00211 static bool Unification_use_annotation; 00212 00213 // TB_unify 00216 static bool Show_Unification; 00217 00223 static bool Conditional_analysis; 00224 00233 static bool Bidirectional_assignment; 00234 00252 static bool Aggressive_multiplicity; 00253 00260 static bool One_string_constant; 00261 00268 static bool Context_insensitive_memory; 00269 00275 static bool Use_escape_analysis; 00276 00281 static bool Verbose_unification; 00282 00287 static bool Verbose_constants; 00288 00293 static bool Verbose_liveness; 00294 00298 static bool Show_unknown_procedures; 00299 00305 static bool Show_memory_leaks; 00306 00312 static bool Monitor_precision; 00313 00319 static str_set Context_sensitive_procedures; 00320 00326 static flow_sensitive_set Flow_sensitive_objects; 00327 00333 static flow_sensitive_set Flow_sensitive_allocation_objects; 00334 00335 // TB_unify 00341 static UnifyTypes Non_unify_types; 00342 00344 static int Unify_objects; 00345 00352 static basicblock_set Path_sensitive_branches; 00353 00358 static str_set Verbose_procedures; 00359 }; 00360 00361 00362 #endif // CBZ_POINTEROPTIONS_H 00363