mirror of
https://github.com/vishapoberon/compiler.git
synced 2026-04-05 21:02:26 +00:00
157 lines
3.2 KiB
C
157 lines
3.2 KiB
C
/* voc 2.1.0 [2025/06/24]. Bootstrapping compiler for address size 8, alignment 8. xrtspaSF */
|
|
|
|
#define SHORTINT INT8
|
|
#define INTEGER INT16
|
|
#define LONGINT INT32
|
|
#define SET UINT32
|
|
|
|
#include "SYSTEM.h"
|
|
|
|
|
|
|
|
|
|
static void Reals_BytesToHex (SYSTEM_BYTE *b, ADDRESS b__len, SYSTEM_BYTE *d, ADDRESS d__len);
|
|
export void Reals_Convert (REAL x, INT16 n, CHAR *d, ADDRESS d__len);
|
|
export void Reals_ConvertH (REAL y, CHAR *d, ADDRESS d__len);
|
|
export void Reals_ConvertHL (LONGREAL x, CHAR *d, ADDRESS d__len);
|
|
export void Reals_ConvertL (LONGREAL x, INT16 n, CHAR *d, ADDRESS d__len);
|
|
export INT16 Reals_Expo (REAL x);
|
|
export INT16 Reals_ExpoL (LONGREAL x);
|
|
export void Reals_SetExpo (REAL *x, INT16 ex);
|
|
export REAL Reals_Ten (INT16 e);
|
|
export LONGREAL Reals_TenL (INT16 e);
|
|
static CHAR Reals_ToHex (INT16 i);
|
|
|
|
|
|
REAL Reals_Ten (INT16 e)
|
|
{
|
|
LONGREAL r, power;
|
|
r = (LONGREAL)1;
|
|
power = (LONGREAL)10;
|
|
while (e > 0) {
|
|
if (__ODD(e)) {
|
|
r = r * power;
|
|
}
|
|
power = power * power;
|
|
e = __ASHR(e, 1);
|
|
}
|
|
return r;
|
|
}
|
|
|
|
LONGREAL Reals_TenL (INT16 e)
|
|
{
|
|
LONGREAL r, power;
|
|
r = (LONGREAL)1;
|
|
power = (LONGREAL)10;
|
|
for (;;) {
|
|
if (__ODD(e)) {
|
|
r = r * power;
|
|
}
|
|
e = __ASHR(e, 1);
|
|
if (e <= 0) {
|
|
return r;
|
|
}
|
|
power = power * power;
|
|
}
|
|
__RETCHK;
|
|
}
|
|
|
|
INT16 Reals_Expo (REAL x)
|
|
{
|
|
INT16 i;
|
|
__GET((ADDRESS)&x + 2, i, INT16);
|
|
return __MASK(__ASHR(i, 7), -256);
|
|
}
|
|
|
|
void Reals_SetExpo (REAL *x, INT16 ex)
|
|
{
|
|
CHAR c;
|
|
__GET((ADDRESS)x + 3, c, CHAR);
|
|
__PUT((ADDRESS)x + 3, __CHR(__ASHL(__ASHR((INT16)c, 7), 7) + __MASK(__ASHR(ex, 1), -128)), CHAR);
|
|
__GET((ADDRESS)x + 2, c, CHAR);
|
|
__PUT((ADDRESS)x + 2, __CHR(__MASK((INT16)c, -128) + __ASHL(__MASK(ex, -2), 7)), CHAR);
|
|
}
|
|
|
|
INT16 Reals_ExpoL (LONGREAL x)
|
|
{
|
|
INT16 i;
|
|
__GET((ADDRESS)&x + 6, i, INT16);
|
|
return __MASK(__ASHR(i, 4), -2048);
|
|
}
|
|
|
|
void Reals_ConvertL (LONGREAL x, INT16 n, CHAR *d, ADDRESS d__len)
|
|
{
|
|
INT32 i, j, k;
|
|
if (x < (LONGREAL)0) {
|
|
x = -x;
|
|
}
|
|
k = 0;
|
|
if (n > 9) {
|
|
i = __SHORT(__ENTIER(x / (LONGREAL)(LONGREAL)1000000000), 2147483648LL);
|
|
j = __SHORT(__ENTIER(x - i * (LONGREAL)1000000000), 2147483648LL);
|
|
if (j < 0) {
|
|
j = 0;
|
|
}
|
|
while (k < 9) {
|
|
d[__X(k, d__len)] = __CHR((int)__MOD(j, 10) + 48);
|
|
j = __DIV(j, 10);
|
|
k += 1;
|
|
}
|
|
} else {
|
|
i = __SHORT(__ENTIER(x), 2147483648LL);
|
|
}
|
|
while (k < n) {
|
|
d[__X(k, d__len)] = __CHR((int)__MOD(i, 10) + 48);
|
|
i = __DIV(i, 10);
|
|
k += 1;
|
|
}
|
|
}
|
|
|
|
void Reals_Convert (REAL x, INT16 n, CHAR *d, ADDRESS d__len)
|
|
{
|
|
Reals_ConvertL(x, n, (void*)d, d__len);
|
|
}
|
|
|
|
static CHAR Reals_ToHex (INT16 i)
|
|
{
|
|
if (i < 10) {
|
|
return __CHR(i + 48);
|
|
} else {
|
|
return __CHR(i + 55);
|
|
}
|
|
__RETCHK;
|
|
}
|
|
|
|
static void Reals_BytesToHex (SYSTEM_BYTE *b, ADDRESS b__len, SYSTEM_BYTE *d, ADDRESS d__len)
|
|
{
|
|
INT16 i;
|
|
INT32 l;
|
|
CHAR by;
|
|
i = 0;
|
|
l = b__len;
|
|
while (i < l) {
|
|
by = __VAL(CHAR, b[__X(i, b__len)]);
|
|
d[__X(__ASHL(i, 1), d__len)] = Reals_ToHex(__ASHR((INT16)by, 4));
|
|
d[__X(__ASHL(i, 1) + 1, d__len)] = Reals_ToHex(__MASK((INT16)by, -16));
|
|
i += 1;
|
|
}
|
|
}
|
|
|
|
void Reals_ConvertH (REAL y, CHAR *d, ADDRESS d__len)
|
|
{
|
|
Reals_BytesToHex((void*)&y, 4, (void*)d, d__len * 1);
|
|
}
|
|
|
|
void Reals_ConvertHL (LONGREAL x, CHAR *d, ADDRESS d__len)
|
|
{
|
|
Reals_BytesToHex((void*)&x, 8, (void*)d, d__len * 1);
|
|
}
|
|
|
|
|
|
export void *Reals__init(void)
|
|
{
|
|
__DEFMOD;
|
|
__REGMOD("Reals", 0);
|
|
/* BEGIN */
|
|
__ENDMOD;
|
|
}
|