diff options
Diffstat (limited to 'web/yacco2/compiler/grammars/prt_fs_of_rulessym.cpp')
-rw-r--r-- | web/yacco2/compiler/grammars/prt_fs_of_rulessym.cpp | 84 |
1 files changed, 84 insertions, 0 deletions
diff --git a/web/yacco2/compiler/grammars/prt_fs_of_rulessym.cpp b/web/yacco2/compiler/grammars/prt_fs_of_rulessym.cpp new file mode 100644 index 0000000000..7c22f0a81f --- /dev/null +++ b/web/yacco2/compiler/grammars/prt_fs_of_rulessym.cpp @@ -0,0 +1,84 @@ +/* + File: prt_fs_of_rulessym.cpp + Date and Time: Fri Jan 30 18:55:20 2015 +*/ +#include "prt_fs_of_rules.h" +using namespace NS_yacco2_T_enum;// enumerate +using namespace NS_yacco2_err_symbols;// error symbols +using namespace NS_yacco2_k_symbols;// lrk +using namespace NS_yacco2_terminals;// terminals +using namespace NS_yacco2_characters;// rc +using namespace yacco2;// yacco2 library +using namespace NS_prt_fs_of_rules;// grammar's ns +// first set terminals +// monolithic grammar --- no thread +void +Cprt_fs_of_rules::reduce_rhs_of_rule + (yacco2::UINT Sub_rule_no,yacco2::Rule_s_reuse_entry** Recycled_rule){ + int reducing_rule = rhs_to_rules_mapping_[Sub_rule_no]; + Per_rule_s_reuse_table* rule_reuse_tbl_ptr = + fsm_rules_reuse_table.per_rule_s_table_[reducing_rule]; + Rule_s_reuse_entry* re(0); + find_a_recycled_rule(rule_reuse_tbl_ptr,&re); + (*Recycled_rule) = re; + fnd_re: switch (Sub_rule_no){ + case rhs1_Rprt_first_set_rules_:{ + Rprt_first_set_rules* sym; + if(re->rule_ == 0){ + sym = new Rprt_first_set_rules(parser__); + re->rule_ = sym; + }else{ + sym = (Rprt_first_set_rules*)re->rule_; + } + // no rule's constructor directive + (*Recycled_rule)->rule_ = sym; + sym->rule_info__.rhs_no_of_parms__ = 2; + + + return;} + case rhs1_Rrules_:{ + Rrules* sym; + if(re->rule_ == 0){ + sym = new Rrules(parser__); + re->rule_ = sym; + }else{ + sym = (Rrules*)re->rule_; + } + // no rule's constructor directive + (*Recycled_rule)->rule_ = sym; + sym->rule_info__.rhs_no_of_parms__ = 1; + + + return;} + case rhs2_Rrules_:{ + Rrules* sym; + if(re->rule_ == 0){ + sym = new Rrules(parser__); + re->rule_ = sym; + }else{ + sym = (Rrules*)re->rule_; + } + // no rule's constructor directive + (*Recycled_rule)->rule_ = sym; + sym->rule_info__.rhs_no_of_parms__ = 2; + + + return;} + case rhs1_Rrule_def_:{ + Rrule_def* sym; + if(re->rule_ == 0){ + sym = new Rrule_def(parser__); + re->rule_ = sym; + }else{ + sym = (Rrule_def*)re->rule_; + } + // no rule's constructor directive + (*Recycled_rule)->rule_ = sym; + sym->rule_info__.rhs_no_of_parms__ = 1; + + + sym->sr1(); + return;} + default: return; + } +} |