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A forgotten file.

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This commit is contained in:
OBattler
2023-07-16 04:09:45 +02:00
parent 4cde2f2f10
commit d066893330
1 changed files with 50 additions and 0 deletions
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src/cpu/x86_ops_mmx.c Normal file
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#include <stdarg.h>
#include <stdint.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <wchar.h>
#include <math.h>
#ifndef INFINITY
# define INFINITY (__builtin_inff())
#endif
#define HAVE_STDARG_H
#include <86box/86box.h>
#include "cpu.h"
#include <86box/timer.h>
#include "x86.h"
#include "x87.h"
#include <86box/nmi.h>
#include <86box/mem.h>
#include <86box/smram.h>
#include <86box/pic.h>
#include <86box/pit.h>
#include <86box/fdd.h>
#include <86box/fdc.h>
#include <86box/keyboard.h>
#include <86box/timer.h>
#include "386_common.h"
#include "x86_flags.h"
#include "x86seg.h"
MMX_REG *MMP[8];
uint16_t *MMEP[8];
static uint16_t MME[8];
#define MMX_GETREGP(r) fpu_softfloat ? ((MMX_REG *) &fpu_state.st_space[r].fraction) : &(cpu_state.MM[r])
void
mmx_init(void)
{
memset(MME, 0xff, sizeof(MME));
for (uint8_t i = 0; i < 8; i++) {
if (fpu_softfloat) {
MMP[i] = (MMX_REG *) &fpu_state.st_space[i].fraction;
MMEP[i] = (uint16_t *) &fpu_state.st_space[i].exp;
} else {
MMP[i] = &(cpu_state.MM[i]);
MMEP[i] = &(MME[i]);
}
}
}