}
}
else {
- @as_const(%$(op->const));
+ @__as_const(%$(op->const));
}
break;
case REGISTER: @text1( %d(0x50 | op->num));
}
}
else {
- @as_indexed(%$(op->index) , %d(op->num));
+ @__as_indexed(%$(op->index) , %d(op->num));
}
break;
case LABEL : @text1( 0xef);
}
#endif
-#define OWNFLOAT /* compile on VAX, generate code for VAX FP ... */
-
con_float(str, argval)
char *str;
int argval;
{
-#ifdef NOFLOAT
-
-static int been_here;
- if (argval != 4 && argval != 8)
- arg_error("fcon", argval);
- if (argval == 8)
- gen4((FOUR_BYTES) 0);
- gen4((FOUR_BYTES) 0);
- if ( !been_here++)
- {
- fprint(STDERR, "Warning : dummy float-constant(s)\n");
- }
-#else
double f;
double atof();
int i;
int j;
double frexp();
-#ifndef OWNFLOAT
- int sign = 0;
- int fraction[4] ;
-#else OWNFLOAT
float fl;
char *p;
-#endif OWNFLOAT
if (argval!= 4 && argval!= 8) {
arg_error("fcon", argval);
gen4((FOUR_BYTES) 0);
return;
}
-#ifdef OWNFLOAT
if (argval == 4) {
/* careful: avoid overflow */
fl = frexp(f, &i);
for (i = argval-1; i; i--) {
gen1(*p++&0377);
}
-#else OWNFLOAT
- f = frexp(f, &i);
- if (f < 0) {
- f = -f;
- sign = 1;
- }
- while (f < 0.5) {
- f += f;
- i --;
- }
- f = 2*f - 1.0; /* hidden bit */
- i--; /* exponent is one lower for SUN floating point! */
-#ifdef IEEEFLOAT
- if (argval == 4) {
-#endif IEEEFLOAT
- i = (i + 128) & 0377;
- fraction[0] = (sign << 15) | (i << 7);
- for (j = 6; j>= 0; j--) {
- f *= 2;
- if (f >= 1.0) {
- f -= 1.0;
- fraction[0] |= (1 << j);
- }
- }
-#ifdef IEEEFLOAT
- }
- else {
- i = (i + 1024) & 03777;
- fraction[0] = (sign << 15) | (i << 4);
- for (j = 3; j>= 0; j--) {
- f *= 2;
- if (f >= 1.0) {
- fraction[0] |= (1 << j);
- f -= 1.0;
- }
- }
- }
-#endif IEEEFLOAT
- for (i = 1; i < argval / 2; i++) {
- fraction[i] = 0;
- for (j = 15; j>= 0; j--) {
- f *= 2;
- if (f >= 1.0) {
- fraction[i] |= (1 << j);
- f -= 1.0;
- }
- }
- }
- if (f >= 0.5) {
- for (i = argval/2 - 1; i >= 0; i--) {
- for (j = 0; j < 16; j++) {
- if (fraction[i] & (1 << j)) {
- fraction[i] &= ~(1 << j);
- }
- else {
- fraction[i] |= (1 << j);
- break;
- }
- }
- if (j != 16) break;
- }
- }
- for (i = 0; i < argval/2; i++) {
- gen1(fraction[i]&0377);
- gen1((fraction[i]>>8)&0377);
- }
-#endif OWNFLOAT
-#endif
}
-as_indexed(val, num)
+__as_indexed(val, num)
{
if (fit_byte(val)) {
text1( 0xa0 | num);
}
}
-as_const(val)
+__as_const(val)
{
if (fit_6bits(val)) {
text1(val);