drygdryg/calc
1
0
Fork 0
mirror of https://github.com/lcn2/calc.git synced 2025-08-16 01:03:29 +03:00
Code Issues Packages Projects Releases Wiki Activity

Release calc version 2.12.0

Browse Source
This commit is contained in:
Landon Curt Noll
2006-05-21 01:11:18 -07:00
parent 7165fa17c7
commit 58d94b08d8
342 changed files with 8845 additions and 6327 deletions
Download Patch File Download Diff File Expand all files Collapse all files

226
addop.c
View File

@@ -1,7 +1,7 @@
/*
* addop - add opcodes to a function being compiled
*
* Copyright (C) 1999-2004 David I. Bell and Ernest Bowen
* Copyright (C) 1999-2006 David I. Bell and Ernest Bowen
*
* Primary author: David I. Bell
*
@@ -19,8 +19,8 @@
* received a copy with calc; if not, write to Free Software Foundation, Inc.
* 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA.
*
* @(#) $Revision: 29.5 $
* @(#) $Id: addop.c,v 29.5 2004/02/23 14:04:01 chongo Exp $
* @(#) $Revision: 29.8 $
* @(#) $Id: addop.c,v 29.8 2006/05/20 08:43:55 chongo Exp $
* @(#) $Source: /usr/local/src/cmd/calc/RCS/addop.c,v $
*
* Under source code control: 1990/02/15 01:48:10
@@ -184,7 +184,7 @@ void
endfunc(void)
{
register FUNC *fp; /* function just finished */
unsigned long size; /* size of just created function */
size_t size; /* size of just created function */
unsigned long index;
if (oldop != OP_RETURN) {
@@ -211,7 +211,7 @@ endfunc(void)
if (newname[0] != '*' && (conf->traceflags & TRACE_FNCODES)) {
dumpnames = TRUE;
for (size = 0; size < fp->f_opcodecount; ) {
printf("%ld: ", (long)size);
printf("%u: ", size);
size += dumpop(&fp->f_opcodes[size]);
}
}
@@ -451,124 +451,124 @@ addop(long op)
* slightly optimize the code depending on the various combinations.
*/
switch (op) {
case OP_GETVALUE:
switch (oldop) {
case OP_NUMBER:
case OP_ZERO:
case OP_ONE:
case OP_IMAGINARY:
case OP_GETEPSILON:
case OP_SETEPSILON:
case OP_STRING:
case OP_UNDEF:
case OP_GETCONFIG:
case OP_SETCONFIG:
return;
case OP_DUPLICATE:
diff = 1;
oldop = OP_DUPVALUE;
break;
case OP_FIADDR:
diff = 1;
oldop = OP_FIVALUE;
break;
case OP_GLOBALADDR:
diff = 1 + PTR_SIZE;
oldop = OP_GLOBALVALUE;
break;
case OP_LOCALADDR:
oldop = OP_LOCALVALUE;
break;
case OP_PARAMADDR:
oldop = OP_PARAMVALUE;
break;
case OP_ELEMADDR:
oldop = OP_ELEMVALUE;
break;
default:
cut = FALSE;
case OP_GETVALUE:
switch (oldop) {
case OP_NUMBER:
case OP_ZERO:
case OP_ONE:
case OP_IMAGINARY:
case OP_GETEPSILON:
case OP_SETEPSILON:
case OP_STRING:
case OP_UNDEF:
case OP_GETCONFIG:
case OP_SETCONFIG:
return;
case OP_DUPLICATE:
diff = 1;
oldop = OP_DUPVALUE;
break;
case OP_FIADDR:
diff = 1;
oldop = OP_FIVALUE;
break;
case OP_GLOBALADDR:
diff = 1 + PTR_SIZE;
oldop = OP_GLOBALVALUE;
break;
case OP_LOCALADDR:
oldop = OP_LOCALVALUE;
break;
case OP_PARAMADDR:
oldop = OP_PARAMVALUE;
break;
case OP_ELEMADDR:
oldop = OP_ELEMVALUE;
break;
default:
cut = FALSE;
}
if (cut) {
fp->f_opcodes[count - diff] = oldop;
return;
}
}
if (cut) {
fp->f_opcodes[count - diff] = oldop;
return;
}
break;
case OP_POP:
switch (oldop) {
case OP_ASSIGN:
fp->f_opcodes[count-1] = OP_ASSIGNPOP;
oldop = OP_ASSIGNPOP;
return;
case OP_NUMBER:
case OP_IMAGINARY:
q = constvalue(fp->f_opcodes[count-1]);
qfree(q);
break;
case OP_POP:
switch (oldop) {
case OP_ASSIGN:
fp->f_opcodes[count-1] = OP_ASSIGNPOP;
oldop = OP_ASSIGNPOP;
return;
case OP_NUMBER:
case OP_IMAGINARY:
q = constvalue(fp->f_opcodes[count-1]);
qfree(q);
break;
case OP_STRING:
sfree(findstring((long)fp->f_opcodes[count-1]));
break;
case OP_LOCALADDR:
case OP_PARAMADDR:
break;
case OP_GLOBALADDR:
diff = 1 + PTR_SIZE;
break;
case OP_UNDEF:
fp->f_opcodecount -= 1;
oldop = OP_NOP;
oldoldop = OP_NOP;
return;
default:
cut = FALSE;
}
if (cut) {
fp->f_opcodecount -= diff;
oldop = OP_NOP;
oldoldop = OP_NOP;
fprintf(stderr,
"Line %ld: unused value ignored\n",
linenumber());
return;
}
case OP_STRING:
sfree(findstring((long)fp->f_opcodes[count-1]));
break;
case OP_NEGATE:
if (oldop == OP_NUMBER) {
q = constvalue(fp->f_opcodes[count-1]);
fp->f_opcodes[count-1] = addqconstant(qneg(q));
qfree(q);
return;
}
case OP_LOCALADDR:
case OP_PARAMADDR:
break;
case OP_GLOBALADDR:
diff = 1 + PTR_SIZE;
break;
case OP_UNDEF:
fp->f_opcodecount -= 1;
oldop = OP_NOP;
oldoldop = OP_NOP;
return;
default:
cut = FALSE;
}
if (cut) {
fp->f_opcodecount -= diff;
oldop = OP_NOP;
oldoldop = OP_NOP;
fprintf(stderr,
"Line %ld: unused value ignored\n",
linenumber());
return;
}
break;
case OP_NEGATE:
if (oldop == OP_NUMBER) {
q = constvalue(fp->f_opcodes[count-1]);
fp->f_opcodes[count-1] = addqconstant(qneg(q));
qfree(q);
return;
}
}
if (oldop == OP_NUMBER) {
if (oldoldop == OP_NUMBER) {
q1 = constvalue(fp->f_opcodes[count - 3]);
q2 = constvalue(fp->f_opcodes[count - 1]);
switch (op) {
case OP_DIV:
if (qiszero(q2)) {
cut = FALSE;
break;
}
q = qqdiv(q1,q2);
break;
case OP_MUL:
q = qmul(q1,q2);
break;
case OP_ADD:
q = qqadd(q1,q2);
break;
case OP_SUB:
q = qsub(q1,q2);
break;
case OP_POWER:
if (qisfrac(q2) || qisneg(q2))
cut = FALSE;
else
q = qpowi(q1,q2);
break;
default:
case OP_DIV:
if (qiszero(q2)) {
cut = FALSE;
break;
}
q = qqdiv(q1,q2);
break;
case OP_MUL:
q = qmul(q1,q2);
break;
case OP_ADD:
q = qqadd(q1,q2);
break;
case OP_SUB:
q = qsub(q1,q2);
break;
case OP_POWER:
if (qisfrac(q2) || qisneg(q2))
cut = FALSE;
else
q = qpowi(q1,q2);
break;
default:
cut = FALSE;
}
if (cut) {
qfree(q1);