use con_float routine

diff --git a/mach/sun3/ce/mach.c b/mach/sun3/ce/mach.c
index 52da887..8deabda 100644 (file)
--- a/mach/sun3/ce/mach.c
+++ b/mach/sun3/ce/mach.c
@@ -27,176 +27,4 @@ char *filename;
 }
 */
 
-#define OWNFLOAT       /* compile on SUN, generate code for SUN 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
-#define IEEEFLOAT
-       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);
-               argval = 8;
-       }
-       f = atof(str);
-       if (f == 0) {
-               if (argval == 8) gen4((FOUR_BYTES) 0);
-               gen4((FOUR_BYTES) 0);
-               return;
-       }
-#ifdef OWNFLOAT
-       if (argval == 4) {
-               /* careful: avoid overflow */
-               double f1;
-               f1 = frexp(f, &i);
-               fl = frexp(f1,&j);
-               if (i+j > 127) {
-                       /* overflow situation */
-                       gen1(f<0?0377:0177);
-                       gen1(0377);
-                       gen1(0377);
-                       gen1(0377);
-                       return;
-               }
-               if (i+j < -127) {
-                       /* underflow situation */
-                       gen1(f<0?0200:0);
-                       gen1(0200);
-                       gen1(0);
-                       gen1(0);
-                       return;
-               }
-               fl = f;
-               p = (char *) &fl;
-       }
-       else {
-               p = (char *) &f;
-       }
-       gen1(*p++&0377);
-       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]>>8)&0377);
-               gen1(fraction[i]&0377);
-       }
-#endif OWNFLOAT
-#endif
-}
-
-#define CODE_EXPANDER
-#include <em.h>
-
-#if EM_WSIZE == 1
-#define conEM_WSIZE    con1
-#define romEM_WSIZE    rom1
-#define CAST_WSIZE     ONE_BYTE
-#endif
-#if EM_WSIZE == 2
-#define conEM_WSIZE    con2
-#define romEM_WSIZE    rom2
-#define CAST_WSIZE     TWO_BYTES
-#endif
-#if EM_WSIZE == 4
-#define conEM_WSIZE    con4
-#define romEM_WSIZE    rom4
-#define CAST_WSIZE     FOUR_BYTES
-#endif
-
-#if EM_PSIZE == 1
-#define relocEM_PSIZE  reloc1
-#endif
-#if EM_PSIZE == 2
-#define relocEM_PSIZE  reloc2
-#endif
-#if EM_PSIZE == 4
-#define relocEM_PSIZE  reloc4
-#endif
+#include <con_float>