[BACK]Return to i286c_8x.c CVS log [TXT] [DIR] Up to [RetroPC.NET] / np2 / i286c
File:  [RetroPC.NET] / np2 / i286c / i286c_8x.c
Revision 1.8: download - view: text, annotated - select for diffs
Mon Feb 7 23:46:10 2005 JST (20 years, 8 months ago) by yui
Branches: MAIN
CVS tags: VER_0_82_x64, VER_0_82, VER_0_81A, VER_0_81, HEAD
use UINT8 (T.Yui)

#include	"compiler.h"
#include	"cpucore.h"
#include	"i286c.h"
#include	"i286c.mcr"


// -------------------------------------------------------- opecode 0x80,1,2,3

// ----- reg8

I286_8X _add_r8_i(UINT8 *p) {

	UINT	src;
	UINT	dst;
	UINT	res;

	GET_PCBYTE(src)
	dst = *p;
	ADDBYTE(res, dst, src);
	*p = (UINT8)res;
}

I286_8X _or_r8_i(UINT8 *p) {

	UINT	src;
	UINT	dst;

	GET_PCBYTE(src)
	dst = *p;
	ORBYTE(dst, src);
	*p = (UINT8)dst;
}

I286_8X _adc_r8_i(UINT8 *p) {

	UINT	src;
	UINT	dst;
	UINT	res;

	GET_PCBYTE(src)
	dst = *p;
	ADCBYTE(res, dst, src);
	*p = (UINT8)res;
}

I286_8X _sbb_r8_i(UINT8 *p) {

	UINT	src;
	UINT	dst;
	UINT	res;

	GET_PCBYTE(src)
	dst = *p;
	SBBBYTE(res, dst, src);
	*p = (UINT8)res;
}

I286_8X _and_r8_i(UINT8 *p) {

	UINT	src;
	UINT	dst;

	GET_PCBYTE(src)
	dst = *p;
	ANDBYTE(dst, src);
	*p = (UINT8)dst;
}

I286_8X _sub_r8_i(UINT8 *p) {

	UINT	src;
	UINT	dst;
	UINT	res;

	GET_PCBYTE(src)
	dst = *p;
	SUBBYTE(res, dst, src);
	*p = (UINT8)res;
}

I286_8X _xor_r8_i(UINT8 *p) {

	UINT	src;
	UINT	dst;

	GET_PCBYTE(src)
	dst = *p;
	XORBYTE(dst, src);
	*p = (UINT8)dst;
}

I286_8X _cmp_r8_i(UINT8 *p) {

	UINT	src;
	UINT	dst;
	UINT	res;

	GET_PCBYTE(src)
	dst = *p;
	SUBBYTE(res, dst, src);
}


// ----- ext8

I286_8X _add_ext8_i(UINT32 madr) {

	UINT	src;
	UINT	dst;
	UINT	res;

	GET_PCBYTE(src)
	dst = i286_memoryread(madr);
	ADDBYTE(res, dst, src);
	i286_memorywrite(madr, (REG8)res);
}

I286_8X _or_ext8_i(UINT32 madr) {

	UINT	src;
	UINT	dst;

	GET_PCBYTE(src)
	dst = i286_memoryread(madr);
	ORBYTE(dst, src);
	i286_memorywrite(madr, (REG8)dst);
}

I286_8X _adc_ext8_i(UINT32 madr) {

	UINT	src;
	UINT	dst;
	UINT	res;

	GET_PCBYTE(src)
	dst = i286_memoryread(madr);
	ADCBYTE(res, dst, src);
	i286_memorywrite(madr, (REG8)res);
}

I286_8X _sbb_ext8_i(UINT32 madr) {

	UINT	src;
	UINT	dst;
	UINT	res;

	GET_PCBYTE(src)
	dst = i286_memoryread(madr);
	SBBBYTE(res, dst, src);
	i286_memorywrite(madr, (REG8)res);
}

I286_8X _and_ext8_i(UINT32 madr) {

	UINT	src;
	UINT	dst;

	GET_PCBYTE(src)
	dst = i286_memoryread(madr);
	ANDBYTE(dst, src);
	i286_memorywrite(madr, (REG8)dst);
}

I286_8X _sub_ext8_i(UINT32 madr) {

	UINT	src;
	UINT	dst;
	UINT	res;

	GET_PCBYTE(src)
	dst = i286_memoryread(madr);
	SUBBYTE(res, dst, src);
	i286_memorywrite(madr, (REG8)res);
}

I286_8X _xor_ext8_i(UINT32 madr) {

	UINT	src;
	UINT	dst;

	GET_PCBYTE(src)
	dst = i286_memoryread(madr);
	XORBYTE(dst, src);
	i286_memorywrite(madr, (REG8)dst);
}

I286_8X _cmp_ext8_i(UINT32 madr) {

	UINT	src;
	UINT	dst;
	UINT	res;

	GET_PCBYTE(src)
	dst = i286_memoryread(madr);
	SUBBYTE(res, dst, src);
}


const I286OP8XREG8 c_op8xreg8_table[] = {
		_add_r8_i,		_or_r8_i,		_adc_r8_i,		_sbb_r8_i,
		_and_r8_i,		_sub_r8_i,		_xor_r8_i,		_cmp_r8_i};

const I286OP8XEXT8 c_op8xext8_table[] = {
		_add_ext8_i,	_or_ext8_i,		_adc_ext8_i,	_sbb_ext8_i,
		_and_ext8_i,	_sub_ext8_i,	_xor_ext8_i,	_cmp_ext8_i};

// -------------------------------------------------------------------------

// ----- reg16

I286_8X _add_r16_i(UINT16 *p, UINT32 src) {

	UINT32	dst;
	UINT32	res;

	dst = *p;
	ADDWORD(res, dst, src);
	*p = (UINT16)res;
}

I286_8X _or_r16_i(UINT16 *p, UINT32 src) {

	UINT32	dst;

	dst = *p;
	ORWORD(dst, src);
	*p = (UINT16)dst;
}

I286_8X _adc_r16_i(UINT16 *p, UINT32 src) {

	UINT32	dst;
	UINT32	res;

	dst = *p;
	ADCWORD(res, dst, src);
	*p = (UINT16)res;
}

I286_8X _sbb_r16_i(UINT16 *p, UINT32 src) {

	UINT32	dst;
	UINT32	res;

	dst = *p;
	SBBWORD(res, dst, src);
	*p = (UINT16)res;
}

I286_8X _and_r16_i(UINT16 *p, UINT32 src) {

	UINT32	dst;

	dst = *p;
	ANDWORD(dst, src);
	*p = (UINT16)dst;
}

I286_8X _sub_r16_i(UINT16 *p, UINT32 src) {

	UINT32	dst;
	UINT32	res;

	dst = *p;
	SUBWORD(res, dst, src);
	*p = (UINT16)res;
}

I286_8X _xor_r16_i(UINT16 *p, UINT32 src) {

	UINT32	dst;

	dst = *p;
	XORWORD(dst, src);
	*p = (UINT16)dst;
}

I286_8X _cmp_r16_i(UINT16 *p, UINT32 src) {

	UINT32	dst;
	UINT32	res;

	dst = *p;
	SUBWORD(res, dst, src);
}


// ----- ext16

I286_8X _add_ext16_i(UINT32 madr, UINT32 src) {

	UINT32	dst;
	UINT32	res;

	dst = i286_memoryread_w(madr);
	ADDWORD(res, dst, src);
	i286_memorywrite_w(madr, (REG16)res);
}

I286_8X _or_ext16_i(UINT32 madr, UINT32 src) {

	UINT32	dst;

	dst = i286_memoryread_w(madr);
	ORWORD(dst, src);
	i286_memorywrite_w(madr, (REG16)dst);
}

I286_8X _adc_ext16_i(UINT32 madr, UINT32 src) {

	UINT32	dst;
	UINT32	res;

	dst = i286_memoryread_w(madr);
	ADCWORD(res, dst, src);
	i286_memorywrite_w(madr, (REG16)res);
}

I286_8X _sbb_ext16_i(UINT32 madr, UINT32 src) {

	UINT32	dst;
	UINT32	res;

	dst = i286_memoryread_w(madr);
	SBBWORD(res, dst, src);
	i286_memorywrite_w(madr, (REG16)res);
}

I286_8X _and_ext16_i(UINT32 madr, UINT32 src) {

	UINT32	dst;

	dst = i286_memoryread_w(madr);
	ANDWORD(dst, src);
	i286_memorywrite_w(madr, (REG16)dst);
}

I286_8X _sub_ext16_i(UINT32 madr, UINT32 src) {

	UINT32	dst;
	UINT32	res;

	dst = i286_memoryread_w(madr);
	SUBWORD(res, dst, src);
	i286_memorywrite_w(madr, (REG16)res);
}

I286_8X _xor_ext16_i(UINT32 madr, UINT32 src) {

	UINT32	dst;

	dst = i286_memoryread_w(madr);
	XORWORD(dst, src);
	i286_memorywrite_w(madr, (REG16)dst);
}

I286_8X _cmp_ext16_i(UINT32 madr, UINT32 src) {

	UINT32	dst;
	UINT32	res;

	dst = i286_memoryread_w(madr);
	SUBWORD(res, dst, src);
}


const I286OP8XREG16 c_op8xreg16_table[] = {
		_add_r16_i,		_or_r16_i,		_adc_r16_i,		_sbb_r16_i,
		_and_r16_i,		_sub_r16_i,		_xor_r16_i,		_cmp_r16_i};

const I286OP8XEXT16 c_op8xext16_table[] = {
		_add_ext16_i,	_or_ext16_i,	_adc_ext16_i,	_sbb_ext16_i,
		_and_ext16_i,	_sub_ext16_i,	_xor_ext16_i,	_cmp_ext16_i};
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