/* Part of SWI-Prolog Author: Jan Wielemaker E-mail: J.Wielemaker@vu.nl WWW: http://www.swi-prolog.org Copyright (c) 2022, University of Amsterdam VU University Amsterdam CWI, Amsterdam SWI-Prolog Solutions b.v. All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: 1. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. 2. Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution. THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. */ #ifndef PL_COMP_H_INCLUDED #define PL_COMP_H_INCLUDED #if USE_LD_MACROS #define initWamTable(_) LDFUNC(initWamTable, _) #define get_head_and_body_clause(clause, head, body, m, flags) LDFUNC(get_head_and_body_clause, clause, head, body, m, flags) #define compileClause(cp, head, body, proc, module, warnings, flags) LDFUNC(compileClause, cp, head, body, proc, module, warnings, flags) #define assert_term(term, m, where, owner, loc, flags) LDFUNC(assert_term, term, m, where, owner, loc, flags) #define det_goal_error(fr, PC, found) LDFUNC(det_goal_error, fr, PC, found) #endif /*USE_LD_MACROS*/ #define LDFUNC_DECLARATIONS void initWamTable(void); void cleanupWamTable(void); void separate_vmi(int nop); void freeVarDefs(PL_local_data_t *ld); int get_head_and_body_clause(term_t clause, term_t head, term_t body, Module *m, int *flags); Procedure lookupBodyProcedure(functor_t functor, Module tm); int compileClause(Clause *cp, Word head, Word body, Procedure proc, Module module, term_t warnings, int flags); Clause assert_term(term_t term, Module m, ClauseRef where, atom_t owner, SourceLoc loc, int flags); void forAtomsInClause(Clause clause, void (func)(atom_t a)); Code stepDynPC(Code PC, const code_info *ci); bool decompileHead(Clause clause, term_t head); int det_goal_error(LocalFrame fr, Code PC, atom_t found); Code skipArgs(Code PC, int skip); int argKey(Code PC, int skip, word *key); int arg1Key(Code PC, word *key); bool decompile(Clause clause, term_t term, term_t bindings); word pl_nth_clause(term_t p, term_t n, term_t ref, control_t h); void wamListClause(Clause clause); Code wamListInstruction(IOSTREAM *out, Code relto, Code bp); int unify_definition(Module ctx, term_t head, Definition def, term_t thehead, int flags); void cleanupBreakPoints(void); code replacedBreak(Code PC); code replacedBreakUnlocked(Code PC); int clearBreakPointsClause(Clause clause) WUNUSED; int unify_functor(term_t t, functor_t fd, int how); void vm_list(Code code, Code end); Module clauseBodyContext(const Clause cl); #undef LDFUNC_DECLARATIONS static inline code fetchop(Code PC) { code op = decode(*PC); if ( unlikely(op == D_BREAK) ) op = decode(replacedBreak(PC)); return op; } static inline code /* caller must hold the L_BREAK lock */ fetchop_unlocked(Code PC) { code op = decode(*PC); if ( unlikely(op == D_BREAK) ) op = decode(replacedBreakUnlocked(PC)); return op; } static inline Code stepPC(Code PC) { code op = fetchop(PC++); if ( unlikely(codeTable[op].arguments == VM_DYNARGC) ) return stepDynPC(PC, &codeTable[op]); else return PC + codeTable[op].arguments; } static inline Code stepPC_unlocked(Code PC) { code op = fetchop_unlocked(PC++); if ( unlikely(codeTable[op].arguments == VM_DYNARGC) ) return stepDynPC(PC, &codeTable[op]); else return PC + codeTable[op].arguments; } #endif /*PL_COMP_H_INCLUDED*/