version 1.44, 2005/09/21 23:39:32 |
version 1.62, 2007/12/20 03:31:01 |
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* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* DEVELOPER SHALL HAVE NO LIABILITY IN CONNECTION WITH THE USE, |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* PERFORMANCE OR NON-PERFORMANCE OF THE SOFTWARE. |
* |
* |
* $OpenXM: OpenXM_contrib2/asir2000/parse/eval.c,v 1.43 2005/09/14 02:48:38 noro Exp $ |
* $OpenXM: OpenXM_contrib2/asir2000/parse/eval.c,v 1.61 2007/11/15 06:24:59 ohara Exp $ |
*/ |
*/ |
#include <ctype.h> |
#include <ctype.h> |
#include "ca.h" |
#include "ca.h" |
#include "al.h" |
#include "al.h" |
#include "base.h" |
#include "base.h" |
#include "parse.h" |
#include "parse.h" |
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#if defined(GC7) |
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#include "gc.h" |
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#endif |
#include <sys/types.h> |
#include <sys/types.h> |
#include <sys/stat.h> |
#include <sys/stat.h> |
#if defined(PARI) |
#if defined(PARI) |
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#endif |
#endif |
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extern JMP_BUF timer_env; |
extern JMP_BUF timer_env; |
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extern FUNC cur_binf; |
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extern NODE PVSS; |
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int f_break,f_return,f_continue; |
int f_break,f_return,f_continue; |
int evalstatline; |
int evalstatline; |
int recv_intr; |
int recv_intr; |
int show_crossref; |
int show_crossref; |
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int at_root; |
void gen_searchf_searchonly(char *name,FUNC *r); |
void gen_searchf_searchonly(char *name,FUNC *r); |
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LIST eval_arg(FNODE a,unsigned int quote); |
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pointer eval(FNODE f) |
pointer eval(FNODE f) |
{ |
{ |
Line 72 pointer eval(FNODE f) |
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Line 79 pointer eval(FNODE f) |
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STRING str; |
STRING str; |
pointer val = 0; |
pointer val = 0; |
pointer a,a1,a2; |
pointer a,a1,a2; |
NODE tn,ind,match; |
NODE tn,tn1,ind,match; |
R u; |
R u; |
DP dp; |
DP dp; |
unsigned int pv; |
unsigned int pv; |
Line 115 pointer eval(FNODE f) |
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Line 122 pointer eval(FNODE f) |
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a1 = eval((FNODE)FA1(f)); a2 = eval((FNODE)FA2(f)); |
a1 = eval((FNODE)FA1(f)); a2 = eval((FNODE)FA2(f)); |
(*((ARF)FA0(f))->fp)(CO,a1,a2,&val); |
(*((ARF)FA0(f))->fp)(CO,a1,a2,&val); |
break; |
break; |
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case I_NARYOP: |
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tn = (NODE)FA1(f); |
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a = eval((FNODE)BDY(tn)); |
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for ( tn = NEXT(tn); tn; tn = NEXT(tn) ) { |
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a1 = eval((FNODE)BDY(tn)); |
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(*((ARF)FA0(f))->fp)(CO,a,a1,&a2); |
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a = a2; |
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} |
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val = a; |
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break; |
case I_COP: |
case I_COP: |
a1 = eval((FNODE)FA1(f)); a2 = eval((FNODE)FA2(f)); |
a1 = eval((FNODE)FA1(f)); a2 = eval((FNODE)FA2(f)); |
c = arf_comp(CO,a1,a2); |
c = arf_comp(CO,a1,a2); |
Line 168 pointer eval(FNODE f) |
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Line 185 pointer eval(FNODE f) |
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val = evalf((FUNC)FA0(f),(FNODE)FA1(f),0); break; |
val = evalf((FUNC)FA0(f),(FNODE)FA1(f),0); break; |
case I_FUNC_OPT: |
case I_FUNC_OPT: |
val = evalf((FUNC)FA0(f),(FNODE)FA1(f),(FNODE)FA2(f)); break; |
val = evalf((FUNC)FA0(f),(FNODE)FA1(f),(FNODE)FA2(f)); break; |
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case I_FUNC_QARG: |
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tn = BDY(eval_arg((FNODE)FA1(f),(unsigned int)0xffffffff)); |
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val = bevalf((FUNC)FA0(f),tn); break; |
case I_PFDERIV: |
case I_PFDERIV: |
val = evalf_deriv((FUNC)FA0(f),(FNODE)FA1(f),(FNODE)FA2(f)); break; |
val = evalf_deriv((FUNC)FA0(f),(FNODE)FA1(f),(FNODE)FA2(f)); break; |
case I_MAP: |
case I_MAP: |
Line 290 pointer eval(FNODE f) |
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Line 310 pointer eval(FNODE f) |
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val = FA0(f); break; |
val = FA0(f); break; |
case I_LIST: |
case I_LIST: |
evalnodebody((NODE)FA0(f),&tn); MKLIST(t,tn); val = (pointer)t; break; |
evalnodebody((NODE)FA0(f),&tn); MKLIST(t,tn); val = (pointer)t; break; |
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case I_CONS: |
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evalnodebody((NODE)FA0(f),&tn); a2 = eval(FA1(f)); |
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if ( !a2 || OID(a2) != O_LIST ) |
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error("cons : invalid argument"); |
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for ( tn1 = tn; NEXT(tn1); tn1 = NEXT(tn1) ); |
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NEXT(tn1) = BDY((LIST)a2); |
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MKLIST(t,tn); val = (pointer)t; |
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break; |
case I_NEWCOMP: |
case I_NEWCOMP: |
newstruct((int)FA0(f),(struct oCOMP **)&val); break; |
newstruct((int)FA0(f),(struct oCOMP **)&val); break; |
case I_CAR: |
case I_CAR: |
Line 333 pointer eval(FNODE f) |
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Line 361 pointer eval(FNODE f) |
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return ( val ); |
return ( val ); |
} |
} |
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NODE fnode_to_nary_node(NODE); |
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NODE fnode_to_bin_node(NODE,int); |
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FNODE fnode_to_nary(FNODE f) |
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{ |
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FNODE a0,a1,a2; |
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NODE n,t,t0; |
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pointer val; |
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char *op; |
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if ( !f ) |
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return f; |
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switch ( f->id ) { |
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case I_NARYOP: |
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n = fnode_to_nary_node((NODE)FA1(f)); |
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return mkfnode(2,I_NARYOP,FA0(f),n); |
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case I_BOP: |
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a1 = fnode_to_nary((FNODE)FA1(f)); |
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a2 = fnode_to_nary((FNODE)FA2(f)); |
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op = ((ARF)FA0(f))->name; |
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if ( !strcmp(op,"+") || !strcmp(op,"*") ) { |
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if ( a1->id == I_NARYOP && !strcmp(op,((ARF)FA0(a1))->name) ) { |
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for ( n = (NODE)FA1(a1); NEXT(n); n = NEXT(n) ); |
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if ( a2->id == I_NARYOP && !strcmp(op,((ARF)FA0(a2))->name) ) |
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NEXT(n) = (NODE)FA1(a2); |
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else |
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MKNODE(NEXT(n),a2,0); |
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return a1; |
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} else if ( a2->id == I_NARYOP && !strcmp(op,((ARF)FA0(a2))->name) ) { |
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MKNODE(t,a1,(NODE)FA1(a2)); |
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return mkfnode(2,I_NARYOP,FA0(f),t); |
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} else { |
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t = mknode(2,a1,a2); |
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return mkfnode(2,I_NARYOP,FA0(f),t); |
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} |
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} else |
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return mkfnode(3,f->id,FA0(f),a1,a2); |
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case I_NOT: case I_PAREN: case I_MINUS: |
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case I_CAR: case I_CDR: |
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a0 = fnode_to_nary((FNODE)FA0(f)); |
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return mkfnode(1,f->id,a0); |
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case I_COP: case I_LOP: |
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a1 = fnode_to_nary((FNODE)FA1(f)); |
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a2 = fnode_to_nary((FNODE)FA2(f)); |
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return mkfnode(3,f->id,FA0(f),a1,a2); |
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case I_AND: case I_OR: |
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a0 = fnode_to_nary((FNODE)FA0(f)); |
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a1 = fnode_to_nary((FNODE)FA1(f)); |
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return mkfnode(2,f->id,a0,a1); |
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/* ternary operators */ |
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case I_CE: |
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a0 = fnode_to_nary((FNODE)FA0(f)); |
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a1 = fnode_to_nary((FNODE)FA1(f)); |
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a2 = fnode_to_nary((FNODE)FA2(f)); |
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return mkfnode(3,f->id,a0,a1,a2); |
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break; |
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/* function */ |
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case I_FUNC: |
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a1 = fnode_to_nary((FNODE)FA1(f)); |
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return mkfnode(2,f->id,FA0(f),a1); |
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case I_LIST: case I_EV: |
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n = fnode_to_nary_node((NODE)FA0(f)); |
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return mkfnode(1,f->id,n); |
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case I_STR: case I_FORMULA: case I_PVAR: |
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return f; |
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default: |
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error("fnode_to_nary : not implemented yet"); |
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} |
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} |
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FNODE fnode_to_bin(FNODE f,int dir) |
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{ |
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FNODE a0,a1,a2; |
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NODE n,t; |
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pointer val; |
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ARF fun; |
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int len,i; |
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FNODE *arg; |
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if ( !f ) |
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return f; |
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switch ( f->id ) { |
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case I_NARYOP: |
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fun = (ARF)FA0(f); |
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len = length((NODE)FA1(f)); |
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if ( len==1 ) return BDY((NODE)(FA1(f))); |
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arg = (FNODE *)ALLOCA(len*sizeof(FNODE)); |
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for ( i = 0, t = (NODE)FA1(f); i < len; i++, t = NEXT(t) ) |
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arg[i] = fnode_to_bin((FNODE)BDY(t),dir); |
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if ( dir ) { |
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a2 = mkfnode(3,I_BOP,fun,arg[len-2],arg[len-1]); |
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for ( i = len-3; i >= 0; i-- ) |
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a2 = mkfnode(3,I_BOP,fun,arg[i],a2); |
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} else { |
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a2 = mkfnode(3,I_BOP,fun,arg[0],arg[1]); |
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for ( i = 2; i < len; i++ ) |
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a2 = mkfnode(3,I_BOP,fun,a2,arg[i]); |
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} |
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return a2; |
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case I_NOT: case I_PAREN: case I_MINUS: |
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case I_CAR: case I_CDR: |
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a0 = fnode_to_bin((FNODE)FA0(f),dir); |
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return mkfnode(1,f->id,a0); |
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case I_BOP: case I_COP: case I_LOP: |
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a1 = fnode_to_bin((FNODE)FA1(f),dir); |
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a2 = fnode_to_bin((FNODE)FA2(f),dir); |
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return mkfnode(3,f->id,FA0(f),a1,a2); |
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case I_AND: case I_OR: |
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a0 = fnode_to_bin((FNODE)FA0(f),dir); |
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a1 = fnode_to_bin((FNODE)FA1(f),dir); |
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return mkfnode(2,f->id,a0,a1); |
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/* ternary operators */ |
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case I_CE: |
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a0 = fnode_to_bin((FNODE)FA0(f),dir); |
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a1 = fnode_to_bin((FNODE)FA1(f),dir); |
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a2 = fnode_to_bin((FNODE)FA2(f),dir); |
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return mkfnode(3,f->id,a0,a1,a2); |
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break; |
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/* function */ |
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case I_FUNC: |
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a1 = fnode_to_bin((FNODE)FA1(f),dir); |
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return mkfnode(2,f->id,FA0(f),a1); |
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case I_LIST: case I_EV: |
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n = fnode_to_bin_node((NODE)FA0(f),dir); |
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return mkfnode(1,f->id,n); |
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case I_STR: case I_FORMULA: case I_PVAR: |
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return f; |
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default: |
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error("fnode_to_bin : not implemented yet"); |
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} |
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} |
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NODE partial_eval_node(NODE n); |
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FNODE partial_eval(FNODE f); |
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FNODE partial_eval(FNODE f) |
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{ |
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FNODE a0,a1,a2; |
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NODE n; |
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Obj obj; |
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QUOTE q; |
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pointer val; |
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FUNC func; |
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if ( !f ) |
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return f; |
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switch ( f->id ) { |
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case I_NOT: case I_PAREN: case I_MINUS: |
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case I_CAR: case I_CDR: |
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a0 = partial_eval((FNODE)FA0(f)); |
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return mkfnode(1,f->id,a0); |
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case I_BOP: case I_COP: case I_LOP: |
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a1 = partial_eval((FNODE)FA1(f)); |
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a2 = partial_eval((FNODE)FA2(f)); |
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return mkfnode(3,f->id,FA0(f),a1,a2); |
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case I_NARYOP: |
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n = partial_eval_node((NODE)FA1(f)); |
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return mkfnode(2,f->id,FA0(f),n); |
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case I_AND: case I_OR: |
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a0 = partial_eval((FNODE)FA0(f)); |
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a1 = partial_eval((FNODE)FA1(f)); |
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return mkfnode(2,f->id,a0,a1); |
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/* ternary operators */ |
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case I_CE: |
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a0 = partial_eval((FNODE)FA0(f)); |
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a1 = partial_eval((FNODE)FA1(f)); |
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a2 = partial_eval((FNODE)FA2(f)); |
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return mkfnode(3,f->id,a0,a1,a2); |
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break; |
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/* XXX : function is evaluated with QUOTE args */ |
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case I_FUNC: |
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a1 = partial_eval((FNODE)FA1(f)); |
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func = (FUNC)FA0(f); |
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if ( func->id == A_UNDEF || func->id != A_USR ) { |
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a1 = mkfnode(2,I_FUNC,func,a1); |
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return a1; |
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} else { |
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n = BDY(eval_arg(a1,(unsigned int)0xffffffff)); |
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obj = bevalf(func,n); |
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objtoquote(obj,&q); |
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return BDY(q); |
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} |
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break; |
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case I_LIST: case I_EV: |
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n = partial_eval_node((NODE)FA0(f)); |
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return mkfnode(1,f->id,n); |
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case I_STR: case I_FORMULA: |
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return f; |
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/* program variable */ |
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case I_PVAR: |
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val = eval(f); |
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if ( val && OID((Obj)val) == O_QUOTE ) |
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return partial_eval((FNODE)BDY((QUOTE)val)); |
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else |
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return mkfnode(1,I_FORMULA,val); |
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default: |
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error("partial_eval : not implemented yet"); |
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} |
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} |
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NODE partial_eval_node(NODE n) |
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{ |
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NODE r0,r,t; |
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for ( r0 = 0, t = n; t; t = NEXT(t) ) { |
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NEXTNODE(r0,r); |
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BDY(r) = partial_eval((FNODE)BDY(t)); |
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} |
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if ( r0 ) NEXT(r) = 0; |
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return r0; |
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} |
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NODE rewrite_fnode_node(NODE n,NODE arg,int qarg); |
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FNODE rewrite_fnode(FNODE f,NODE arg,int qarg); |
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FNODE rewrite_fnode(FNODE f,NODE arg,int qarg) |
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{ |
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FNODE a0,a1,a2,value; |
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NODE n,t,pair; |
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pointer val; |
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int pv,ind; |
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if ( !f ) |
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return f; |
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switch ( f->id ) { |
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case I_NOT: case I_PAREN: case I_MINUS: |
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case I_CAR: case I_CDR: |
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a0 = rewrite_fnode((FNODE)FA0(f),arg,qarg); |
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return mkfnode(1,f->id,a0); |
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case I_BOP: case I_COP: case I_LOP: |
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a1 = rewrite_fnode((FNODE)FA1(f),arg,qarg); |
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a2 = rewrite_fnode((FNODE)FA2(f),arg,qarg); |
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return mkfnode(3,f->id,FA0(f),a1,a2); |
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case I_AND: case I_OR: |
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a0 = rewrite_fnode((FNODE)FA0(f),arg,qarg); |
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a1 = rewrite_fnode((FNODE)FA1(f),arg,qarg); |
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return mkfnode(2,f->id,a0,a1); |
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/* ternary operators */ |
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case I_CE: |
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a0 = rewrite_fnode((FNODE)FA0(f),arg,qarg); |
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a1 = rewrite_fnode((FNODE)FA1(f),arg,qarg); |
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a2 = rewrite_fnode((FNODE)FA2(f),arg,qarg); |
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return mkfnode(3,f->id,a0,a1,a2); |
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break; |
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/* nary operators */ |
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case I_NARYOP: |
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n = rewrite_fnode_node((NODE)FA1(f),arg,qarg); |
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return mkfnode(2,f->id,FA0(f),n); |
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/* and function */ |
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case I_FUNC: |
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a1 = rewrite_fnode((FNODE)FA1(f),arg,qarg); |
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return mkfnode(2,qarg?I_FUNC_QARG:f->id,FA0(f),a1); |
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case I_LIST: case I_EV: |
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n = rewrite_fnode_node((NODE)FA0(f),arg,qarg); |
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return mkfnode(1,f->id,n); |
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case I_STR: case I_FORMULA: |
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return f; |
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/* program variable */ |
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case I_PVAR: |
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pv = (int)FA0(f); |
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for ( t = arg; t; t = NEXT(t) ) { |
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pair = (NODE)BDY(t); |
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ind = (int)BDY(pair); |
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value = (FNODE)BDY(NEXT(pair)); |
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if ( pv == ind ) |
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return value; |
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} |
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return f; |
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break; |
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default: |
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error("rewrite_fnode : not implemented yet"); |
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} |
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} |
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NODE rewrite_fnode_node(NODE n,NODE arg,int qarg) |
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{ |
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NODE r0,r,t; |
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for ( r0 = 0, t = n; t; t = NEXT(t) ) { |
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NEXTNODE(r0,r); |
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BDY(r) = rewrite_fnode((FNODE)BDY(t),arg,qarg); |
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} |
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if ( r0 ) NEXT(r) = 0; |
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return r0; |
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} |
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NODE fnode_to_nary_node(NODE n) |
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{ |
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NODE r0,r,t; |
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for ( r0 = 0, t = n; t; t = NEXT(t) ) { |
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NEXTNODE(r0,r); |
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BDY(r) = fnode_to_nary((FNODE)BDY(t)); |
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} |
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if ( r0 ) NEXT(r) = 0; |
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return r0; |
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} |
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NODE fnode_to_bin_node(NODE n,int dir) |
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{ |
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NODE r0,r,t; |
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for ( r0 = 0, t = n; t; t = NEXT(t) ) { |
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NEXTNODE(r0,r); |
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BDY(r) = fnode_to_bin((FNODE)BDY(t),dir); |
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} |
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if ( r0 ) NEXT(r) = 0; |
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return r0; |
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} |
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V searchvar(char *name); |
V searchvar(char *name); |
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pointer evalstat(SNODE f) |
pointer evalstat(SNODE f) |
Line 353 pointer evalstat(SNODE f) |
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Line 727 pointer evalstat(SNODE f) |
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bp(f); |
bp(f); |
} |
} |
evalstatline = f->ln; |
evalstatline = f->ln; |
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if ( !PVSS ) at_root = evalstatline; |
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switch ( f->id ) { |
switch ( f->id ) { |
case S_BP: |
case S_BP: |
Line 466 pointer evalnode(NODE node) |
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Line 841 pointer evalnode(NODE node) |
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return ( val ); |
return ( val ); |
} |
} |
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extern FUNC cur_binf; |
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extern NODE PVSS; |
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LIST eval_arg(FNODE a,unsigned int quote) |
LIST eval_arg(FNODE a,unsigned int quote) |
{ |
{ |
Line 568 pointer evalf(FUNC f,FNODE a,FNODE opt) |
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Line 941 pointer evalf(FUNC f,FNODE a,FNODE opt) |
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getrlimit(RLIMIT_STACK,&rl); |
getrlimit(RLIMIT_STACK,&rl); |
stack_size = rl.rlim_cur; |
stack_size = rl.rlim_cur; |
} |
} |
if ( !stack_base ) |
if ( !stack_base ) { |
stack_base = (void *)GC_get_stack_base(); |
#if defined(GC7) |
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struct GC_stack_base sb; |
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GC_get_stack_base(&sb); |
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stack_base = (void *)sb.mem_base; |
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#else |
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stack_base = (void *)GC_get_stack_base(); |
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#endif |
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} |
if ( (stack_base - (void *)&args) +0x100000 > stack_size ) |
if ( (stack_base - (void *)&args) +0x100000 > stack_size ) |
error("stack overflow"); |
error("stack overflow"); |
#endif |
#endif |
Line 840 pointer bevalf(FUNC f,NODE a) |
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Line 1220 pointer bevalf(FUNC f,NODE a) |
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pointer evalif(FNODE f,FNODE a) |
pointer evalif(FNODE f,FNODE a) |
{ |
{ |
Obj g; |
Obj g; |
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QUOTE q; |
FNODE t; |
FNODE t; |
|
LIST l; |
|
|
g = (Obj)eval(f); |
g = (Obj)eval(f); |
if ( g && (OID(g) == O_P) && (VR((P)g)->attr == (pointer)V_SR) ) |
if ( g && (OID(g) == O_P) && (VR((P)g)->attr == (pointer)V_SR) ) |
return evalf((FUNC)VR((P)g)->priv,a,0); |
return evalf((FUNC)VR((P)g)->priv,a,0); |
else if ( g && OID(g) == O_QUOTEARG && ((QUOTEARG)g)->type == A_func ) { |
else if ( g && OID(g) == O_QUOTEARG && ((QUOTEARG)g)->type == A_func ) { |
t = mkfnode(2,I_FUNC,((QUOTEARG)g)->body,a); |
t = mkfnode(2,I_FUNC,((QUOTEARG)g)->body,a); |
return eval(t); |
MKQUOTE(q,t); |
|
return q; |
} else { |
} else { |
error("invalid function pointer"); |
error("invalid function pointer"); |
/* NOTREACHED */ |
/* NOTREACHED */ |
Line 858 pointer evalif(FNODE f,FNODE a) |
|
Line 1241 pointer evalif(FNODE f,FNODE a) |
|
pointer evalpf(PF pf,NODE args,NODE dargs) |
pointer evalpf(PF pf,NODE args,NODE dargs) |
{ |
{ |
Obj s,s1; |
Obj s,s1; |
int i; |
int i,di,j; |
NODE node,dnode; |
NODE node,dnode; |
PFINS ins; |
PFINS ins; |
PFAD ad; |
PFAD ad; |
Line 877 pointer evalpf(PF pf,NODE args,NODE dargs) |
|
Line 1260 pointer evalpf(PF pf,NODE args,NODE dargs) |
|
} |
} |
simplify_ins(ins,&s); |
simplify_ins(ins,&s); |
} else { |
} else { |
for ( i = 0, s = pf->body, node = args; |
s = pf->body; |
node; node = NEXT(node), i++ ) { |
if ( dnode ) { |
|
for ( i = 0, dnode = dargs; dnode; dnode = NEXT(dnode), i++ ) { |
|
di = QTOS((Q)dnode->body); |
|
for ( j = 0; j < di; j++ ) { |
|
derivr(CO,s,pf->args[i],&s1); s = s1; |
|
} |
|
} |
|
} |
|
for ( i = 0, node = args; node; node = NEXT(node), i++ ) { |
substr(CO,0,s,pf->args[i],(Obj)node->body,&s1); s = s1; |
substr(CO,0,s,pf->args[i],(Obj)node->body,&s1); s = s1; |
} |
} |
} |
} |