support for executing c code when a cut occurs
git-svn-id: https://yap.svn.sf.net/svnroot/yap/trunk@1463 b08c6af1-5177-4d33-ba66-4b1c6b8b522a
This commit is contained in:
tiagosoares
parent
d62ec41632
commit
83b5a160f8
170
C/absmi.c
170
C/absmi.c
@ -10,8 +10,11 @@
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* *
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* File: absmi.c *
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* comments: Portable abstract machine interpreter *
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* Last rev: $Date: 2005-11-15 00:50:49 $,$Author: vsc $ *
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* Last rev: $Date: 2005-11-18 18:48:51 $,$Author: tiagosoares $ *
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* $Log: not supported by cvs2svn $
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* Revision 1.184 2005/11/15 00:50:49 vsc
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* fixes for stack expansion and garbage collection under tabling.
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*
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* Revision 1.183 2005/11/07 15:35:47 vsc
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* fix bugs in garbage collection of tabling.
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*
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@ -267,11 +270,16 @@
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* *
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*************************************************************************/
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#define IN_ABSMI_C 1
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#include "absmi.h"
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#include "heapgc.h"
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#ifdef CUT_C
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#include "cut_c.h"
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#endif
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inline static Functor
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AritFunctorOfTerm(Term t) {
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if (IsVarTerm(t)) {
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@ -1431,6 +1439,14 @@ Yap_absmi(int inp)
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/* trust_fail */
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BOp(trust_fail, e);
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#ifdef CUT_C
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{
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while (POP_CHOICE_POINT(B->cp_b))
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{
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POP_EXECUTE();
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}
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}
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#endif /* CUT_C */
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#ifdef YAPOR
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{
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choiceptr cut_pt;
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@ -1741,6 +1757,17 @@ Yap_absmi(int inp)
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BEGD(d0);
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/* assume cut is always in stack */
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d0 = YREG[E_CB];
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#ifdef CUT_C
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{
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if (SHOULD_CUT_UP_TO(B,(choiceptr) d0))
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{
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while (POP_CHOICE_POINT(d0))
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{
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POP_EXECUTE();
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}
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}
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}
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#endif /* CUT_C */
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#ifdef YAPOR
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CUT_prune_to((choiceptr) d0);
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#endif /* YAPOR */
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@ -1917,6 +1944,17 @@ Yap_absmi(int inp)
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BEGD(d0);
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/* assume cut is always in stack */
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d0 = YREG[E_CB];
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#ifdef CUT_C
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{
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if (SHOULD_CUT_UP_TO(B,(choiceptr) d0))
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{
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while (POP_CHOICE_POINT(d0))
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{
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POP_EXECUTE();
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}
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}
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}
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#endif /* CUT_C */
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#ifdef YAPOR
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CUT_prune_to((choiceptr) d0);
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#endif /* YAPOR */
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@ -1959,6 +1997,17 @@ Yap_absmi(int inp)
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BEGD(d0);
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/* we assume dealloc leaves in S the previous env */
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d0 = SREG[E_CB];
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#ifdef CUT_C
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{
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if (SHOULD_CUT_UP_TO(B,(choiceptr) d0))
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{
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while (POP_CHOICE_POINT(d0))
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{
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POP_EXECUTE();
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}
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}
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}
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#endif /* CUT_C */
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#ifdef YAPOR
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CUT_prune_to((choiceptr) d0);
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#endif /* YAPOR */
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@ -2020,6 +2069,17 @@ Yap_absmi(int inp)
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#else
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pt0 = (choiceptr)(LCL0-IntegerOfTerm(d0));
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#endif /* SBA && FROZEN_STACKS */
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#ifdef CUT_C
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{
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if (SHOULD_CUT_UP_TO(B,(choiceptr) pt0))
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{
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while (POP_CHOICE_POINT(pt0))
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{
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POP_EXECUTE();
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}
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}
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}
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#endif /* CUT_C */
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#ifdef YAPOR
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CUT_prune_to(pt0);
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#endif /* YAPOR */
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@ -2055,6 +2115,17 @@ Yap_absmi(int inp)
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#else
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pt0 = (choiceptr)(LCL0-IntegerOfTerm(d0));
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#endif /* SBA && FROZEN_STACKS */
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#ifdef CUT_C
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{
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if (SHOULD_CUT_UP_TO(B,(choiceptr) pt0))
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{
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while (POP_CHOICE_POINT(pt0))
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{
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POP_EXECUTE();
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}
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}
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}
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#endif /* CUT_C */
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#ifdef YAPOR
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CUT_prune_to(pt0);
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#endif /* YAPOR */
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@ -6863,6 +6934,10 @@ Yap_absmi(int inp)
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CUT_wait_leftmost();
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#endif /* YAPOR */
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CACHE_Y(YREG);
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#ifdef CUT_C
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/* Alocate space for the cut_c structure*/
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CUT_C_PUSH(NEXTOP(NEXTOP(PREG,lds),lds),S_YREG);
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#endif
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S_YREG = S_YREG - PREG->u.lds.extra;
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store_args(PREG->u.lds.s);
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store_yaam_regs(NEXTOP(PREG, lds), 0);
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@ -6879,9 +6954,22 @@ Yap_absmi(int inp)
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CPredicate f = (CPredicate)(PREG->u.lds.f);
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saveregs();
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SREG = (CELL *) ((f) ());
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/* This last instruction changes B B*/
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#ifdef CUT_C
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while (POP_CHOICE_POINT(B)){
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cut_c_pop();
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}
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#endif
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}
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setregs();
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if (!SREG) {
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#ifdef CUT_C
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/* Removes the cut functions from the stack
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without executing them because we have fail
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and not cuted the predicate*/
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while(POP_CHOICE_POINT(B))
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cut_c_pop();
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#endif
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FAIL();
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}
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if ((CELL *) B == YREG && ASP != (CELL *) B) {
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@ -6914,11 +7002,26 @@ Yap_absmi(int inp)
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goto TRYCC;
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ENDBOp();
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#ifdef CUT_C
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BOp(cut_c, lds);
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/*This is a phantom instruction. This is not executed by the WAM*/
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#ifdef DEBUG
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/*If WAM executes this instruction, probably there's an error
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when we put this instruction, cut_c, after retry_c*/
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printf ("ERROR: Should not print this message FILE: absmi.c %d\n",__LINE__);
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#endif /*DEBUG*/
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ENDBOp();
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#endif
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BOp(try_userc, lds);
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#ifdef YAPOR
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CUT_wait_leftmost();
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#endif /* YAPOR */
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CACHE_Y(YREG);
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#ifdef CUT_C
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/* Alocate space for the cut_c structure*/
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CUT_C_PUSH(NEXTOP(NEXTOP(PREG,lds),lds),S_YREG);
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#endif
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S_YREG = S_YREG - PREG->u.lds.extra;
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store_args(PREG->u.lds.s);
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store_yaam_regs(NEXTOP(PREG, lds), 0);
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@ -6940,6 +7043,13 @@ Yap_absmi(int inp)
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setregs();
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Yap_PrologMode = UserMode;
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if (!SREG) {
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#ifdef CUT_C
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/* Removes the cut functions from the stack
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without executing them because we have fail
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and not cuted the predicate*/
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while(POP_CHOICE_POINT(B))
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cut_c_pop();
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#endif
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FAIL();
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}
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if ((CELL *) B == YREG && ASP != (CELL *) B) {
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@ -6971,7 +7081,19 @@ Yap_absmi(int inp)
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ENDCACHE_Y();
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goto TRYUSERCC;
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ENDBOp();
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#ifdef CUT_C
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BOp(cut_userc, lds);
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/*This is a phantom instruction. This is not executed by the WAM*/
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#ifdef DEBUG
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/*If WAM executes this instruction, probably there's an error
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when we put this instruction, cut_userc, after retry_userc*/
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printf ("ERROR: Should not print this message FILE: absmi.c %d\n",__LINE__);
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#endif /*DEBUG*/
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ENDBOp();
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#endif
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/************************************************************************\
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* support instructions *
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\************************************************************************/
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@ -8391,6 +8513,17 @@ Yap_absmi(int inp)
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#else
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pt0 = (choiceptr)(LCL0-IntOfTerm(d0));
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#endif /* SBA && FROZEN_STACKS */
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#ifdef CUT_C
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{
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if (SHOULD_CUT_UP_TO(B, pt0))
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{
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while (POP_CHOICE_POINT(pt0))
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{
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POP_EXECUTE();
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}
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}
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}
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#endif /* CUT_C */
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#ifdef YAPOR
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CUT_prune_to(pt0);
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#endif /* YAPOR */
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@ -8439,6 +8572,17 @@ Yap_absmi(int inp)
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#else
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pt1 = (choiceptr)(LCL0-IntOfTerm(d0));
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#endif /* SBA && FROZEN_STACKS */
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#ifdef CUT_C
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{
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if (SHOULD_CUT_UP_TO(B,(choiceptr) pt1))
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{
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while (POP_CHOICE_POINT(pt1))
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{
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POP_EXECUTE();
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}
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}
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}
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#endif /* CUT_C */
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#ifdef YAPOR
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CUT_prune_to(pt1);
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#endif /* YAPOR */
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@ -12431,6 +12575,17 @@ Yap_absmi(int inp)
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arity = 0;
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if (at == AtomCut) {
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choiceptr cut_pt = (choiceptr)pt0[E_CB];
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#ifdef CUT_C
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{
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if (SHOULD_CUT_UP_TO(B,(choiceptr) cut_pt))
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{
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while (POP_CHOICE_POINT(cut_pt))
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{
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POP_EXECUTE();
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}
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}
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}
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#endif /* CUT_C */
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#ifdef YAPOR
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CUT_prune_to(cut_pt);
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#endif /* YAPOR */
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@ -12522,6 +12677,17 @@ Yap_absmi(int inp)
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CACHE_A1();
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} else if ((Atom)(pen->FunctorOfPred) == AtomCut) {
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choiceptr cut_pt = (choiceptr)pt0[E_CB];
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#ifdef CUT_C
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{
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if (SHOULD_CUT_UP_TO(B,(choiceptr) cut_pt))
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{
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while (POP_CHOICE_POINT(cut_pt))
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{
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POP_EXECUTE();
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}
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}
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}
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#endif /* CUT_C */
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#ifdef YAPOR
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CUT_prune_to(cut_pt);
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#endif /* YAPOR */
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@ -10,8 +10,11 @@
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* File: c_interface.c *
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* comments: c_interface primitives definition *
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* *
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* Last rev: $Date: 2005-11-03 18:49:26 $,$Author: vsc $ *
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* Last rev: $Date: 2005-11-18 18:48:51 $,$Author: tiagosoares $ *
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* $Log: not supported by cvs2svn $
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* Revision 1.76 2005/11/03 18:49:26 vsc
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* fix bignum conversion
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*
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* Revision 1.75 2005/10/28 17:38:49 vsc
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* sveral updates
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*
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@ -190,6 +193,10 @@
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#include "or.macros.h"
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#endif /* YAPOR */
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#include "threads.h"
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#ifdef CUT_C
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#include "cut_c.h"
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#endif /* CUT_C */
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#define YAP_BOOT_FROM_PROLOG 0
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#define YAP_BOOT_FROM_SAVED_CODE 1
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@ -286,6 +293,10 @@ X_API void STD_PROTO(YAP_PredicateInfo,(void *,Atom *,unsigned long int *,Ter
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X_API void STD_PROTO(YAP_UserCPredicate,(char *,CPredicate,unsigned long int));
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X_API void STD_PROTO(YAP_UserBackCPredicate,(char *,CPredicate,CPredicate,unsigned long int,unsigned int));
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X_API void STD_PROTO(YAP_UserCPredicateWithArgs,(char *,CPredicate,unsigned long int,Term));
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#ifdef CUT_C
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X_API void STD_PROTO(YAP_UserBackCutCPredicate,(char *,CPredicate,CPredicate,CPredicate,unsigned long int,unsigned int));
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X_API void *STD_PROTO(YAP_ExtraSpaceCut,(void));
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#endif
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X_API Term STD_PROTO(YAP_CurrentModule,(void));
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X_API Term STD_PROTO(YAP_CreateModule,(Atom));
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X_API int STD_PROTO(YAP_ThreadSelf,(void));
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@ -614,6 +625,20 @@ YAP_ArityOfFunctor(Functor f)
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return (ArityOfFunctor(f));
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}
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#ifdef CUT_C
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X_API void *
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YAP_ExtraSpaceCut(void)
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{
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void *ptr;
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BACKUP_B();
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ptr = (void *)(((CELL *)(Yap_regp->CUT_C_TOP))-(((yamop *)Yap_regp->CUT_C_TOP->try_userc_cut_yamop)->u.lds.extra));
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RECOVER_B();
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return(ptr);
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}
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#endif /*CUT_C*/
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X_API void *
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YAP_ExtraSpace(void)
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{
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@ -631,7 +656,14 @@ X_API void
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YAP_cut_up(void)
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{
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BACKUP_B();
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#ifdef CUT_C
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{
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while (POP_CHOICE_POINT(B->cp_b))
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{
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POP_EXECUTE();
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}
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}
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#endif /* CUT_C */
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#ifdef YAPOR
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{
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choiceptr cut_pt;
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@ -1463,9 +1495,24 @@ X_API void
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YAP_UserBackCPredicate(char *name, CPredicate init, CPredicate cont,
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unsigned long int arity, unsigned int extra)
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{
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#ifdef CUT_C
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Yap_InitCPredBackCut(name, arity, extra, init, cont, NULL ,UserCPredFlag);
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#else
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Yap_InitCPredBack(name, arity, extra, init, cont, UserCPredFlag);
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#endif
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}
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#ifdef CUT_C
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X_API void
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YAP_UserBackCutCPredicate(char *name, CPredicate init, CPredicate cont, CPredicate cut,
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unsigned long int arity, unsigned int extra)
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{
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Yap_InitCPredBackCut(name, arity, extra, init, cont, cut, UserCPredFlag);
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}
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#endif
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X_API void
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YAP_UserCPredicateWithArgs(char *a, CPredicate f, unsigned long int arity, Term mod)
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{
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34
C/cut_c.c
Executable file
34
C/cut_c.c
Executable file
@ -0,0 +1,34 @@
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#ifdef CUT_C
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#include "Yap.h"
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#include "cut_c.h"
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#include <stdio.h>
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void cut_c_initialize(void){
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Yap_regp->CUT_C_TOP=(cut_c_str_ptr)Yap_LocalBase;
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}
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/*Removes a choice_point from the stack*/
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void cut_c_pop(void){
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cut_c_str_ptr to_delete = NULL;
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if (((int)Yap_regp->CUT_C_TOP) == ((int)Yap_LocalBase))
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{
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return;
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}
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else
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{ /* removes the top element
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from the stack */
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to_delete = Yap_regp->CUT_C_TOP;
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Yap_regp->CUT_C_TOP = to_delete->before;
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return;
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}
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}
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/*Insert a choice_point in the stack*/
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void cut_c_push(cut_c_str_ptr new_top){
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new_top->before = Yap_regp->CUT_C_TOP;
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Yap_regp->CUT_C_TOP=new_top;
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return;
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}
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#endif /*CUT_C*/
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21
C/exec.c
21
C/exec.c
@ -20,6 +20,9 @@ static char SccsId[] = "@(#)cdmgr.c 1.1 05/02/98";
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#include "absmi.h"
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#include "yapio.h"
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#ifdef CUT_C
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#include "cut_c.h"
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#endif
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STATIC_PROTO(Int CallPredicate, (PredEntry *, choiceptr, yamop *));
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STATIC_PROTO(Int EnterCreepMode, (Term, Term));
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@ -1404,6 +1407,16 @@ Yap_execute_goal(Term t, int nargs, Term mod)
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/* restore the old environment */
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/* get to previous environment */
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cut_B = (choiceptr)ENV[E_CB];
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#ifdef CUT_C
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{
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/* Note that
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cut_B == (choiceptr)ENV[E_CB] */
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while (POP_CHOICE_POINT(ENV[E_CB]))
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{
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POP_EXECUTE();
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}
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}
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#endif /* CUT_C */
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#ifdef YAPOR
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CUT_prune_to(cut_B);
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#endif /* YAPOR */
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@ -1592,6 +1605,14 @@ p_restore_regs2(void)
|
||||
#else
|
||||
pt0 = (choiceptr)(LCL0-IntOfTerm(d0));
|
||||
#endif
|
||||
#ifdef CUT_C
|
||||
{
|
||||
while (POP_CHOICE_POINT(pt0))
|
||||
{
|
||||
POP_EXECUTE();
|
||||
}
|
||||
}
|
||||
#endif /* CUT_C */
|
||||
#ifdef YAPOR
|
||||
CUT_prune_to(pt0);
|
||||
#endif /* YAPOR */
|
||||
|
||||
11
C/grow.c
11
C/grow.c
@ -23,6 +23,9 @@
|
||||
#include "sshift.h"
|
||||
#include "compile.h"
|
||||
#include "attvar.h"
|
||||
#ifdef CUT_C
|
||||
#include "cut_c.h"
|
||||
#endif /* CUT_C */
|
||||
#if HAVE_STRING_H
|
||||
#include <string.h>
|
||||
#endif
|
||||
@ -131,6 +134,10 @@ SetHeapRegs(void)
|
||||
HB = PtoGloAdjust(HB);
|
||||
if (B)
|
||||
B = ChoicePtrAdjust(B);
|
||||
#ifdef CUT_C
|
||||
if (Yap_regp->CUT_C_TOP)
|
||||
Yap_regp->CUT_C_TOP = (cut_c_str_ptr)ChoicePtrAdjust((choiceptr)Yap_regp->CUT_C_TOP);
|
||||
#endif
|
||||
#ifdef TABLING
|
||||
if (B_FZ)
|
||||
B_FZ = ChoicePtrAdjust(B_FZ);
|
||||
@ -190,6 +197,10 @@ SetStackRegs(void)
|
||||
LCL0 = PtoLocAdjust(LCL0);
|
||||
if (B)
|
||||
B = ChoicePtrAdjust(B);
|
||||
#ifdef CUT_C
|
||||
if (Yap_regp->CUT_C_TOP)
|
||||
Yap_regp->CUT_C_TOP = (cut_c_str_ptr)ChoicePtrAdjust((choiceptr)Yap_regp->CUT_C_TOP);
|
||||
#endif
|
||||
#ifdef TABLING
|
||||
if (B_FZ)
|
||||
B_FZ = ChoicePtrAdjust(B_FZ);
|
||||
|
||||
46
C/index.c
46
C/index.c
@ -11,8 +11,11 @@
|
||||
* File: index.c *
|
||||
* comments: Indexing a Prolog predicate *
|
||||
* *
|
||||
* Last rev: $Date: 2005-10-29 02:21:47 $,$Author: vsc $ *
|
||||
* Last rev: $Date: 2005-11-18 18:48:52 $,$Author: tiagosoares $ *
|
||||
* $Log: not supported by cvs2svn $
|
||||
* Revision 1.146 2005/10/29 02:21:47 vsc
|
||||
* people should be able to disable indexing.
|
||||
*
|
||||
* Revision 1.145 2005/09/08 22:06:44 rslopes
|
||||
* BEAM for YAP update...
|
||||
*
|
||||
@ -302,6 +305,9 @@ static char SccsId[] = "%W% %G%";
|
||||
#if HAVE_STRING_H
|
||||
#include <string.h>
|
||||
#endif
|
||||
#ifdef CUT_C
|
||||
#include "cut_c.h"
|
||||
#endif
|
||||
|
||||
UInt STATIC_PROTO(do_index, (ClauseDef *,ClauseDef *,struct intermediates *,UInt,UInt,int,int,CELL *));
|
||||
UInt STATIC_PROTO(do_compound_index, (ClauseDef *,ClauseDef *,Term *t,struct intermediates *,UInt,UInt,UInt,UInt,int,int,int,CELL *,int));
|
||||
@ -3090,9 +3096,9 @@ groups_in(ClauseDef *min, ClauseDef *max, GroupDef *grp)
|
||||
} while (min <= max &&
|
||||
(!IsVarTerm(min->Tag)));
|
||||
if (min <= max && min->Tag == (_var+1)*sizeof(CELL)) {
|
||||
min++;
|
||||
if (min < max)
|
||||
goto restart_loop;
|
||||
min++;
|
||||
if (min < max)
|
||||
goto restart_loop;
|
||||
}
|
||||
grp->LastClause = min-1;
|
||||
}
|
||||
@ -7830,6 +7836,14 @@ Yap_FollowIndexingCode(PredEntry *ap, yamop *ipc, Term Terms[3], yamop *ap_pc, y
|
||||
ipc = NEXTOP(ipc,ld);
|
||||
break;
|
||||
case _trust:
|
||||
#ifdef CUT_C
|
||||
{
|
||||
while (POP_CHOICE_POINT(B->cp_b))
|
||||
{
|
||||
POP_EXECUTE();
|
||||
}
|
||||
}
|
||||
#endif /* CUT_C */
|
||||
#ifdef YAPOR
|
||||
{
|
||||
choiceptr cut_pt;
|
||||
@ -7848,6 +7862,14 @@ Yap_FollowIndexingCode(PredEntry *ap, yamop *ipc, Term Terms[3], yamop *ap_pc, y
|
||||
case _profiled_trust_me:
|
||||
case _trust_me:
|
||||
case _count_trust_me:
|
||||
#ifdef CUT_C
|
||||
{
|
||||
while (POP_CHOICE_POINT(B->cp_b))
|
||||
{
|
||||
POP_EXECUTE();
|
||||
}
|
||||
}
|
||||
#endif /* CUT_C */
|
||||
#ifdef YAPOR
|
||||
{
|
||||
choiceptr cut_pt;
|
||||
@ -8164,6 +8186,14 @@ Yap_FollowIndexingCode(PredEntry *ap, yamop *ipc, Term Terms[3], yamop *ap_pc, y
|
||||
return NULL;
|
||||
default:
|
||||
if (b0) {
|
||||
#ifdef CUT_C
|
||||
{
|
||||
while (POP_CHOICE_POINT(B->cp_b))
|
||||
{
|
||||
POP_EXECUTE();
|
||||
}
|
||||
}
|
||||
#endif /* CUT_C */
|
||||
#ifdef YAPOR
|
||||
{
|
||||
choiceptr cut_pt;
|
||||
@ -8184,6 +8214,14 @@ Yap_FollowIndexingCode(PredEntry *ap, yamop *ipc, Term Terms[3], yamop *ap_pc, y
|
||||
}
|
||||
if (b0) {
|
||||
/* I did a trust */
|
||||
#ifdef CUT_C
|
||||
{
|
||||
while (POP_CHOICE_POINT(B->cp_b))
|
||||
{
|
||||
POP_EXECUTE();
|
||||
}
|
||||
}
|
||||
#endif /* CUT_C */
|
||||
#ifdef YAPOR
|
||||
{
|
||||
choiceptr cut_pt;
|
||||
|
||||
78
C/init.c
78
C/init.c
@ -62,12 +62,17 @@ STATIC_PROTO(void InTTYLine, (char *));
|
||||
STATIC_PROTO(void SetOp, (int, int, char *, Term));
|
||||
STATIC_PROTO(void InitOps, (void));
|
||||
STATIC_PROTO(void InitDebug, (void));
|
||||
#ifdef CUT_C
|
||||
STATIC_PROTO(void CleanBack, (PredEntry *, CPredicate, CPredicate, CPredicate));
|
||||
#else
|
||||
STATIC_PROTO(void CleanBack, (PredEntry *, CPredicate, CPredicate));
|
||||
#endif
|
||||
STATIC_PROTO(void InitStdPreds,(void));
|
||||
STATIC_PROTO(void InitFlags, (void));
|
||||
STATIC_PROTO(void InitCodes, (void));
|
||||
STATIC_PROTO(void InitVersion, (void));
|
||||
|
||||
|
||||
STD_PROTO(void exit, (int));
|
||||
|
||||
/************** YAP PROLOG GLOBAL VARIABLES *************************/
|
||||
@ -614,7 +619,11 @@ Yap_InitAsmPred(char *Name, unsigned long int Arity, int code, CPredicate def,
|
||||
|
||||
|
||||
static void
|
||||
#ifdef CUT_C
|
||||
CleanBack(PredEntry *pe, CPredicate Start, CPredicate Cont, CPredicate Cut)
|
||||
#else
|
||||
CleanBack(PredEntry *pe, CPredicate Start, CPredicate Cont)
|
||||
#endif
|
||||
{
|
||||
yamop *code;
|
||||
if (pe->cs.p_code.FirstClause != pe->cs.p_code.LastClause ||
|
||||
@ -644,11 +653,43 @@ CleanBack(PredEntry *pe, CPredicate Start, CPredicate Cont)
|
||||
PUT_YAMOP_SEQ(code);
|
||||
#endif /* YAPOR */
|
||||
code->u.lds.f = Cont;
|
||||
#ifdef CUT_C
|
||||
code = NEXTOP(code,lds);
|
||||
if (pe->PredFlags & UserCPredFlag)
|
||||
code->opc = Yap_opcode(_cut_c);
|
||||
else
|
||||
code->opc = Yap_opcode(_cut_userc);
|
||||
code->u.lds.f = Cut;
|
||||
#endif
|
||||
}
|
||||
|
||||
|
||||
#ifdef CUT_C
|
||||
void
|
||||
Yap_InitCPredBack(char *Name, unsigned long int Arity, unsigned int Extra, CPredicate Start, CPredicate Cont, int flags)
|
||||
Yap_InitCPredBack(char *Name, unsigned long int Arity,
|
||||
unsigned int Extra, CPredicate Start,
|
||||
CPredicate Cont,int flags){
|
||||
Yap_InitCPredBack_(Name,Arity,Extra,Start,Cont,NULL,flags);
|
||||
}
|
||||
|
||||
void
|
||||
Yap_InitCPredBackCut(char *Name, unsigned long int Arity,
|
||||
unsigned int Extra, CPredicate Start,
|
||||
CPredicate Cont,CPredicate Cut,int flags){
|
||||
Yap_InitCPredBack_(Name,Arity,Extra,Start,Cont,Cut,flags);
|
||||
}
|
||||
#endif /* CUT_C */
|
||||
|
||||
void
|
||||
#ifdef CUT_C
|
||||
Yap_InitCPredBack_(char *Name, unsigned long int Arity,
|
||||
unsigned int Extra, CPredicate Start,
|
||||
CPredicate Cont, CPredicate Cut,int flags)
|
||||
#else
|
||||
Yap_InitCPredBack(char *Name, unsigned long int Arity,
|
||||
unsigned int Extra, CPredicate Start,
|
||||
CPredicate Cont, int flags)
|
||||
#endif
|
||||
{
|
||||
PredEntry *pe;
|
||||
Atom atom = Yap_FullLookupAtom(Name);
|
||||
@ -658,15 +699,35 @@ Yap_InitCPredBack(char *Name, unsigned long int Arity, unsigned int Extra, CPred
|
||||
else
|
||||
pe = RepPredProp(PredPropByAtom(atom,CurrentModule));
|
||||
if (pe->cs.p_code.FirstClause != NIL)
|
||||
CleanBack(pe, Start, Cont);
|
||||
{
|
||||
#ifdef CUT_C
|
||||
CleanBack(pe, Start, Cont, Cut);
|
||||
#else
|
||||
CleanBack(pe, Start, Cont);
|
||||
#endif /*CUT_C*/
|
||||
}
|
||||
else {
|
||||
StaticClause *cl;
|
||||
yamop *code = ((StaticClause *)NULL)->ClCode;
|
||||
pe->PredFlags = CompiledPredFlag | StandardPredFlag ;
|
||||
#ifdef CUT_C
|
||||
if (flags & UserCPredFlag)
|
||||
pe->PredFlags = UserCPredFlag | CompiledPredFlag | StandardPredFlag;
|
||||
else
|
||||
pe->PredFlags = CompiledPredFlag | StandardPredFlag;
|
||||
#else /* BUG ?*/
|
||||
pe->PredFlags = CompiledPredFlag | StandardPredFlag;
|
||||
#endif /*CUT_C*/
|
||||
|
||||
#ifdef YAPOR
|
||||
pe->PredFlags |= SequentialPredFlag;
|
||||
#endif /* YAPOR */
|
||||
|
||||
#ifdef CUT_C
|
||||
cl = (StaticClause *)Yap_AllocCodeSpace((CELL)NEXTOP(NEXTOP(NEXTOP(NEXTOP(code,lds),lds),lds),e));
|
||||
#else
|
||||
cl = (StaticClause *)Yap_AllocCodeSpace((CELL)NEXTOP(NEXTOP(NEXTOP(code,lds),lds),e));
|
||||
#endif
|
||||
|
||||
if (cl == NULL) {
|
||||
Yap_Error(OUT_OF_HEAP_ERROR,TermNil,"No Heap Space in InitCPredBack");
|
||||
return;
|
||||
@ -701,6 +762,17 @@ Yap_InitCPredBack(char *Name, unsigned long int Arity, unsigned int Extra, CPred
|
||||
PUT_YAMOP_SEQ(code);
|
||||
#endif /* YAPOR */
|
||||
code = NEXTOP(code,lds);
|
||||
#ifdef CUT_C
|
||||
if (flags & UserCPredFlag)
|
||||
code->opc = Yap_opcode(_cut_userc);
|
||||
else
|
||||
code->opc = Yap_opcode(_cut_c);
|
||||
code->u.lds.f = Cut;
|
||||
code->u.lds.p = pe;
|
||||
code->u.lds.s = Arity;
|
||||
code->u.lds.extra = Extra;
|
||||
code = NEXTOP(code,lds);
|
||||
#endif /* CUT_C */
|
||||
code->opc = Yap_opcode(_Ystop);
|
||||
}
|
||||
}
|
||||
|
||||
12
C/inlines.c
12
C/inlines.c
@ -19,6 +19,10 @@
|
||||
|
||||
#include "absmi.h"
|
||||
|
||||
#ifdef CUT_C
|
||||
#include "cut_c.h"
|
||||
#endif
|
||||
|
||||
STATIC_PROTO(Int p_atom, (void));
|
||||
STATIC_PROTO(Int p_atomic, (void));
|
||||
STATIC_PROTO(Int p_integer, (void));
|
||||
@ -761,6 +765,14 @@ p_cut_by( void)
|
||||
#else
|
||||
pt0 = (choiceptr)(LCL0-IntOfTerm(d0));
|
||||
#endif
|
||||
#ifdef CUT_C
|
||||
{
|
||||
while (POP_CHOICE_POINT(pt0))
|
||||
{
|
||||
POP_EXECUTE();
|
||||
}
|
||||
}
|
||||
#endif /* CUT_C */
|
||||
#ifdef YAPOR
|
||||
CUT_prune_to(pt0);
|
||||
#endif /* YAPOR */
|
||||
|
||||
9
H/Regs.h
9
H/Regs.h
@ -10,11 +10,15 @@
|
||||
* File: Regs.h *
|
||||
* mods: *
|
||||
* comments: YAP abstract machine registers *
|
||||
* version: $Id: Regs.h,v 1.30 2004-09-16 17:29:08 vsc Exp $ *
|
||||
* version: $Id: Regs.h,v 1.31 2005-11-18 18:50:34 tiagosoares Exp $ *
|
||||
*************************************************************************/
|
||||
|
||||
|
||||
/********* abstract machine registers **********************************/
|
||||
#ifdef CUT_C
|
||||
#include "cut_c.h"
|
||||
#endif
|
||||
|
||||
|
||||
#define MaxTemps 512
|
||||
|
||||
@ -76,6 +80,9 @@ typedef struct
|
||||
tr_fr_ptr TR_; /* 24 top of trail */
|
||||
CELL *H_; /* 25 top of heap (global) stack */
|
||||
choiceptr B_; /* 26 latest choice point */
|
||||
#ifdef CUT_C
|
||||
cut_c_str_ptr CUT_C_TOP;
|
||||
#endif
|
||||
#ifdef DEPTH_LIMIT
|
||||
CELL DEPTH_; /* 27 */
|
||||
#endif /* DEPTH_LIMIT */
|
||||
|
||||
@ -11,8 +11,11 @@
|
||||
* File: YapOpcodes.h *
|
||||
* comments: Central Table with all YAP opcodes *
|
||||
* *
|
||||
* Last rev: $Date: 2005-09-08 21:55:48 $ *
|
||||
* Last rev: $Date: 2005-11-18 18:50:34 $ *
|
||||
* $Log: not supported by cvs2svn $
|
||||
* Revision 1.34 2005/09/08 21:55:48 rslopes
|
||||
* BEAM for YAP update...
|
||||
*
|
||||
* Revision 1.33 2005/08/01 15:40:38 ricroc
|
||||
* TABLING NEW: better support for incomplete tabling
|
||||
*
|
||||
@ -139,8 +142,14 @@
|
||||
OPCODE(retry_and_mark ,ld),
|
||||
OPCODE(try_c ,lds),
|
||||
OPCODE(retry_c ,lds),
|
||||
#ifdef CUT_C
|
||||
OPCODE(cut_c ,lds),
|
||||
#endif
|
||||
OPCODE(try_userc ,lds),
|
||||
OPCODE(retry_userc ,lds),
|
||||
#ifdef CUT_C
|
||||
OPCODE(cut_userc ,lds),
|
||||
#endif
|
||||
OPCODE(cut ,e),
|
||||
OPCODE(get_x_var ,xx),
|
||||
OPCODE(get_y_var ,yx),
|
||||
|
||||
@ -10,7 +10,7 @@
|
||||
* File: Yap.proto *
|
||||
* mods: *
|
||||
* comments: Function declarations for YAP *
|
||||
* version: $Id: Yapproto.h,v 1.62 2005-10-28 17:38:50 vsc Exp $ *
|
||||
* version: $Id: Yapproto.h,v 1.63 2005-11-18 18:50:34 tiagosoares Exp $ *
|
||||
*************************************************************************/
|
||||
|
||||
/* prototype file for Yap */
|
||||
@ -185,6 +185,10 @@ void STD_PROTO(Yap_InitCPred,(char *, unsigned long int, CPredicate, int));
|
||||
void STD_PROTO(Yap_InitAsmPred,(char *, unsigned long int, int, CPredicate, int));
|
||||
void STD_PROTO(Yap_InitCmpPred,(char *, unsigned long int, CmpPredicate, int));
|
||||
void STD_PROTO(Yap_InitCPredBack,(char *, unsigned long int, unsigned int, CPredicate,CPredicate,int));
|
||||
#ifdef CUT_C
|
||||
void STD_PROTO(Yap_InitCPredBackCut,(char *, unsigned long int, unsigned int, CPredicate,CPredicate,CPredicate,int));
|
||||
void STD_PROTO(Yap_InitCPredBack_,(char *, unsigned long int, unsigned int, CPredicate,CPredicate,CPredicate,int));
|
||||
#endif
|
||||
void STD_PROTO(Yap_InitWorkspace,(int,int,int,int,int,int,int));
|
||||
|
||||
#if defined(YAPOR) || defined(THREADS)
|
||||
@ -304,6 +308,7 @@ void STD_PROTO(Yap_InitUtilCPreds,(void));
|
||||
|
||||
/* yap.c */
|
||||
|
||||
|
||||
/* ypsocks.c */
|
||||
void STD_PROTO(Yap_InitSockets,(void));
|
||||
#ifdef USE_SOCKET
|
||||
|
||||
55
H/cut_c.h
Executable file
55
H/cut_c.h
Executable file
@ -0,0 +1,55 @@
|
||||
#ifndef __CUT_C_H__
|
||||
#define __CUT_C_H__
|
||||
|
||||
/* Some definitions */
|
||||
#define Choice_Point_Type void *
|
||||
|
||||
/* necessary for not redefine NULL*/
|
||||
#ifndef NULL
|
||||
#define NULL nil
|
||||
#endif
|
||||
|
||||
typedef struct cut_c_str *cut_c_str_ptr;
|
||||
struct cut_c_str{
|
||||
cut_c_str_ptr before;
|
||||
void *try_userc_cut_yamop;
|
||||
};
|
||||
|
||||
#define CUT_C_STR_SIZE ((sizeof(struct cut_c_str))/(sizeof(CELL)))
|
||||
|
||||
#define EXTRA_CBACK_CUT_ARG(Type,Offset) \
|
||||
((Type) (*(Type *)(((CELL *)Yap_regp->CUT_C_TOP) - (((yamop *)Yap_regp->CUT_C_TOP->try_userc_cut_yamop)->u.lds.extra)) + (Offset-1)))
|
||||
|
||||
#define CUT_C_PUSH(YAMOP,S_YREG) \
|
||||
{ \
|
||||
if ((YAMOP)->u.lds.f){ \
|
||||
S_YREG = S_YREG - CUT_C_STR_SIZE; \
|
||||
cut_c_str_ptr new_top = (cut_c_str_ptr) S_YREG; \
|
||||
new_top->try_userc_cut_yamop = YAMOP; \
|
||||
cut_c_push(new_top); \
|
||||
} \
|
||||
}
|
||||
|
||||
|
||||
#define POP_CHOICE_POINT(B) \
|
||||
(((int)Yap_regp->CUT_C_TOP != (int)Yap_LocalBase) && ((int)B > (int)Yap_regp->CUT_C_TOP))
|
||||
|
||||
|
||||
#define POP_EXECUTE() \
|
||||
cut_c_str_ptr TOP = Yap_regp->CUT_C_TOP; \
|
||||
CPredicate func = (CPredicate)((yamop *)TOP->try_userc_cut_yamop)->u.lds.f; \
|
||||
PredEntry *pred = (PredEntry *)((yamop *)TOP->try_userc_cut_yamop)->u.lds.p; \
|
||||
YAP_Execute(pred,func); \
|
||||
cut_c_pop();
|
||||
|
||||
|
||||
/*Initializes CUT_C_TOP*/
|
||||
void cut_c_initialize(void);
|
||||
|
||||
/*Removes a choice_point from the stack*/
|
||||
void cut_c_pop(void);
|
||||
|
||||
/*Insert a choice_point in the stack*/
|
||||
void cut_c_push(cut_c_str_ptr);
|
||||
|
||||
#endif /*_CUT_C_H__*/
|
||||
11
Makefile.in
11
Makefile.in
@ -122,7 +122,8 @@ HEADERS = \
|
||||
$(srcdir)/OPTYap/sparc_locks.h $(srcdir)/OPTYap/mips_locks.h \
|
||||
$(srcdir)/OPTYap/mips_locks_funcs.h $(srcdir)/OPTYap/alpha_locks.h \
|
||||
$(srcdir)/OPTYap/alpha_locks_funcs.h \
|
||||
$(srcdir)/OPTYap/pthread_locks.h
|
||||
$(srcdir)/OPTYap/pthread_locks.h \
|
||||
$(srcdir)/H/cut_c.h
|
||||
|
||||
C_SOURCES= \
|
||||
$(srcdir)/C/absmi.c $(srcdir)/C/adtdefs.c \
|
||||
@ -161,7 +162,8 @@ C_SOURCES= \
|
||||
$(srcdir)/OPTYap/or.cowengine.c $(srcdir)/OPTYap/or.sbaengine.c \
|
||||
$(srcdir)/OPTYap/or.scheduler.c $(srcdir)/OPTYap/or.cut.c \
|
||||
$(srcdir)/OPTYap/tab.tries.c $(srcdir)/OPTYap/tab.suspend.c \
|
||||
$(srcdir)/library/mpi/mpi.c $(srcdir)/library/mpi/mpe.c
|
||||
$(srcdir)/library/mpi/mpi.c $(srcdir)/library/mpi/mpe.c \
|
||||
$(srcdir)/C/cut_c.c
|
||||
|
||||
PL_SOURCES= \
|
||||
$(srcdir)/pl/arith.yap $(srcdir)/pl/arrays.yap $(srcdir)/pl/boot.yap \
|
||||
@ -191,7 +193,7 @@ ENGINE_OBJECTS = \
|
||||
agc.o absmi.o adtdefs.o alloc.o amasm.o analyst.o arrays.o \
|
||||
arith0.o arith1.o arith2.o attvar.o bb.o \
|
||||
cdmgr.o cmppreds.o compiler.o computils.o \
|
||||
corout.o dbase.o dlmalloc.o errors.o eval.o bignum.o \
|
||||
corout.o cut_c.o dbase.o dlmalloc.o errors.o eval.o bignum.o \
|
||||
exec.o grow.o heapgc.o index.o init.o inlines.o \
|
||||
iopreds.o depth_bound.o mavar.o modules.o other.o \
|
||||
parser.o save.o scanner.o sort.o stdpreds.o sysbits.o threads.o \
|
||||
@ -282,6 +284,9 @@ computils.o: $(srcdir)/C/computils.c
|
||||
corout.o: $(srcdir)/C/corout.c
|
||||
$(CC) -c $(CFLAGS) $(srcdir)/C/corout.c -o $@
|
||||
|
||||
cut_c.o: $(srcdir)/C/cut_c.c
|
||||
$(CC) -c $(CFLAGS) $(srcdir)/C/cut_c.c -o $@
|
||||
|
||||
dbase.o: $(srcdir)/C/dbase.c
|
||||
$(CC) -c $(CFLAGS) $(srcdir)/C/dbase.c -o $@
|
||||
|
||||
|
||||
14
configure
vendored
14
configure
vendored
@ -845,6 +845,7 @@ if test -n "$ac_init_help"; then
|
||||
Optional Features:
|
||||
--disable-FEATURE do not include FEATURE (same as --enable-FEATURE=no)
|
||||
--enable-FEATURE[=ARG] include FEATURE [ARG=yes]
|
||||
--enable-cut-c support for executing c code when a cut occurs
|
||||
--enable-tabling support tabling
|
||||
--enable-or-parallelism support or-parallelism as: env-copy,sba,a-cow
|
||||
--enable-depth-limit support depth-bound computation
|
||||
@ -2262,7 +2263,13 @@ ac_compiler_gnu=$ac_cv_c_compiler_gnu
|
||||
|
||||
|
||||
|
||||
|
||||
# Check whether --enable-cut-c was given.
|
||||
if test "${enable_cut_c+set}" = set; then
|
||||
enableval="$enable_cut_c"
|
||||
cut_c="$enableval"
|
||||
else
|
||||
cut_c=no
|
||||
fi;
|
||||
# Check whether --enable-tabling or --disable-tabling was given.
|
||||
if test "${enable_tabling+set}" = set; then
|
||||
enableval="$enable_tabling"
|
||||
@ -6253,6 +6260,11 @@ case "$orparallelism" in
|
||||
;;
|
||||
esac
|
||||
|
||||
if test "$cut_c" = "yes"
|
||||
then
|
||||
YAP_EXTRAS="$YAP_EXTRAS -DCUT_C=1"
|
||||
fi
|
||||
|
||||
if test "$tabling" = "yes"
|
||||
then
|
||||
YAP_EXTRAS="$YAP_EXTRAS -DTABLING=1"
|
||||
|
||||
@ -19,6 +19,11 @@
|
||||
#include "config.h"
|
||||
#include "YapInterface.h"
|
||||
|
||||
#ifdef CUT_C
|
||||
#include "cut_c.h"
|
||||
#endif
|
||||
|
||||
|
||||
#if (DefTrailSpace < MinTrailSpace)
|
||||
#undef DefTrailSpace
|
||||
#define DefTrailSpace MinTrailSpace
|
||||
@ -657,7 +662,13 @@ main (int argc, char **argv)
|
||||
YAP_init_args init_args;
|
||||
int i;
|
||||
|
||||
|
||||
BootMode = init_standard_system(argc, argv, &init_args);
|
||||
|
||||
#ifdef CUT_C
|
||||
cut_c_initialize();
|
||||
#endif
|
||||
|
||||
if (BootMode == YAP_BOOT_ERROR) {
|
||||
fprintf(stderr,"[ FATAL ERROR: could not find saved state ]\n");
|
||||
exit(1);
|
||||
|
||||
@ -174,9 +174,11 @@ extern X_API unsigned int PROTO(YAP_ArityOfFunctor,(YAP_Functor));
|
||||
|
||||
/* void ExtraSpace(void) */
|
||||
extern X_API void *PROTO(YAP_ExtraSpace,(void));
|
||||
extern X_API void *PROTO(YAP_ExtraSpaceCut,(void));
|
||||
|
||||
#define YAP_PRESERVE_DATA(ptr, type) (ptr = (type *)YAP_ExtraSpace())
|
||||
#define YAP_PRESERVED_DATA(ptr, type) (ptr = (type *)YAP_ExtraSpace())
|
||||
#define YAP_PRESERVED_DATA_CUT(ptr,type) (ptr = (type *)YAP_ExtraSpaceCut())
|
||||
|
||||
/* YAP_Bool unify(YAP_Term a, YAP_Term b) */
|
||||
extern X_API YAP_Bool PROTO(YAP_Unify,(YAP_Term, YAP_Term));
|
||||
@ -191,6 +193,10 @@ extern X_API void PROTO(YAP_UserCPredicateWithArgs,(CONST char *, YAP_Bool (*)(v
|
||||
arity, int extra) */
|
||||
extern X_API void PROTO(YAP_UserBackCPredicate,(CONST char *, YAP_Bool (*)(void), YAP_Bool (*)(void), unsigned int, unsigned int));
|
||||
|
||||
/* void UserBackCPredicate(char *name, int *init(), int *cont(), int *cut(), int
|
||||
arity, int extra) */
|
||||
extern X_API void PROTO(YAP_UserBackCutCPredicate,(char *, YAP_Bool (*)(void), YAP_Bool (*)(void), YAP_Bool (*)(void), unsigned long int, unsigned int));
|
||||
|
||||
/* void CallProlog(YAP_Term t) */
|
||||
extern X_API YAP_Bool PROTO(YAP_CallProlog,(YAP_Term t));
|
||||
|
||||
|
||||
@ -178,6 +178,7 @@
|
||||
|
||||
#define PRESERVE_DATA(ptr, type) (ptr = (type *)YAP_ExtraSpace())
|
||||
#define PRESERVED_DATA(ptr, type) (ptr = (type *)YAP_ExtraSpace())
|
||||
#define PRESERVED_DATA_CUT(ptr,type) (ptr = (type *)YAP_ExtraSpaceCut())
|
||||
|
||||
/* YAP_Int unify(YAP_Term a, YAP_Term b) */
|
||||
#define unify(t1,t2) YAP_Unify(t1, t2)
|
||||
|
||||
Reference in New Issue
Block a user