+++ /dev/null
-/***************************************************************************
- * Copyright (C) 2007 Ryan Schultz, PCSX-df Team, PCSX team *
- * *
- * This program is free software; you can redistribute it and/or modify *
- * it under the terms of the GNU General Public License as published by *
- * the Free Software Foundation; either version 2 of the License, or *
- * (at your option) any later version. *
- * *
- * This program is distributed in the hope that it will be useful, *
- * but WITHOUT ANY WARRANTY; without even the implied warranty of *
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
- * GNU General Public License for more details. *
- * *
- * You should have received a copy of the GNU General Public License *
- * along with this program; if not, write to the *
- * Free Software Foundation, Inc., *
- * 51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA. *
- ***************************************************************************/
-
-/*
- * ix86 core v0.5.1
- * Authors: linuzappz <linuzappz@pcsx.net>
- * alexey silinov
- */
-
-#include "ix86.h"
-
-s8 *x86Ptr;
-u8 *j8Ptr[32];
-u32 *j32Ptr[32];
-
-void x86Init() {
-}
-
-void x86SetPtr(char *ptr) {
- x86Ptr = ptr;
-}
-
-void x86Shutdown() {
-}
-
-void x86SetJ8(u8 *j8) {
- u32 jump = (x86Ptr - (s8*)j8) - 1;
-
- if (jump > 0x7f) printf("j8 greater than 0x7f!!\n");
- *j8 = (u8)jump;
-}
-
-void x86SetJ32(u32 *j32) {
- *j32 = (x86Ptr - (s8*)j32) - 4;
-}
-
-void x86Align(int bytes) {
- // fordward align
- x86Ptr = (s8*)(((u32)x86Ptr + bytes) & ~(bytes - 1));
-}
-
-#define SIB 4
-#define DISP32 5
-
-/* macros helpers */
-
-#define ModRM(mod, rm, reg) \
- write8((mod << 6) | (rm << 3) | (reg));
-
-#define SibSB(ss, rm, index) \
- write8((ss << 6) | (rm << 3) | (index));
-
-#define SET8R(cc, to) { \
- write8(0x0F); write8(cc); \
- write8((0xC0) | (to)); }
-
-#define J8Rel(cc, to) { \
- write8(cc); write8(to); return x86Ptr - 1; }
-
-#define J32Rel(cc, to) { \
- write8(0x0F); write8(cc); write32(to); return (u32*)(x86Ptr - 4); }
-
-#define CMOV32RtoR(cc, to, from) { \
- write8(0x0F); write8(cc); \
- ModRM(3, to, from); }
-
-#define CMOV32MtoR(cc, to, from) { \
- write8(0x0F); write8(cc); \
- ModRM(0, to, DISP32); \
- write32(from); }
-
-/********************/
-/* IX86 intructions */
-/********************/
-
-// mov instructions
-
-/* mov r32 to r32 */
-void MOV32RtoR(int to, int from) {
- write8(0x89);
- ModRM(3, from, to);
-}
-
-/* mov r32 to m32 */
-void MOV32RtoM(u32 to, int from) {
- write8(0x89);
- ModRM(0, from, DISP32);
- write32(to);
-}
-
-/* mov m32 to r32 */
-void MOV32MtoR(int to, u32 from) {
- write8(0x8B);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* mov [r32] to r32 */
-void MOV32RmtoR(int to, int from) {
- write8(0x8B);
- ModRM(0, to, from);
-}
-
-/* mov [r32][r32*scale] to r32 */
-void MOV32RmStoR(int to, int from, int from2, int scale) {
- write8(0x8B);
- ModRM(0, to, 0x4);
- SibSB(scale, from2, from);
-}
-
-/* mov r32 to [r32] */
-void MOV32RtoRm(int to, int from) {
- write8(0x89);
- ModRM(0, from, to);
-}
-
-/* mov r32 to [r32][r32*scale] */
-void MOV32RtoRmS(int to, int to2, int scale, int from) {
- write8(0x89);
- ModRM(0, from, 0x4);
- SibSB(scale, to2, to);
-}
-
-/* mov imm32 to r32 */
-void MOV32ItoR(int to, u32 from) {
- write8(0xB8 | to);
- write32(from);
-}
-
-/* mov imm32 to m32 */
-void MOV32ItoM(u32 to, u32 from) {
- write8(0xC7);
- ModRM(0, 0, DISP32);
- write32(to);
- write32(from);
-}
-
-/* mov r16 to m16 */
-void MOV16RtoM(u32 to, int from) {
- write8(0x66);
- write8(0x89);
- ModRM(0, from, DISP32);
- write32(to);
-}
-
-/* mov m16 to r16 */
-void MOV16MtoR(int to, u32 from) {
- write8(0x66);
- write8(0x8B);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* mov imm16 to m16 */
-void MOV16ItoM(u32 to, u16 from) {
- write8(0x66);
- write8(0xC7);
- ModRM(0, 0, DISP32);
- write32(to);
- write16(from);
-}
-
-/* mov r8 to m8 */
-void MOV8RtoM(u32 to, int from) {
- write8(0x88);
- ModRM(0, from, DISP32);
- write32(to);
-}
-
-/* mov m8 to r8 */
-void MOV8MtoR(int to, u32 from) {
- write8(0x8A);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* mov imm8 to m8 */
-void MOV8ItoM(u32 to, u8 from) {
- write8(0xC6);
- ModRM(0, 0, DISP32);
- write32(to);
- write8(from);
-}
-
-/* movsx r8 to r32 */
-void MOVSX32R8toR(int to, int from) {
- write16(0xBE0F);
- ModRM(3, to, from);
-}
-
-/* movsx m8 to r32 */
-void MOVSX32M8toR(int to, u32 from) {
- write16(0xBE0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* movsx r16 to r32 */
-void MOVSX32R16toR(int to, int from) {
- write16(0xBF0F);
- ModRM(3, to, from);
-}
-
-/* movsx m16 to r32 */
-void MOVSX32M16toR(int to, u32 from) {
- write16(0xBF0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* movzx r8 to r32 */
-void MOVZX32R8toR(int to, int from) {
- write16(0xB60F);
- ModRM(3, to, from);
-}
-
-/* movzx m8 to r32 */
-void MOVZX32M8toR(int to, u32 from) {
- write16(0xB60F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* movzx r16 to r32 */
-void MOVZX32R16toR(int to, int from) {
- write16(0xB70F);
- ModRM(3, to, from);
-}
-
-/* movzx m16 to r32 */
-void MOVZX32M16toR(int to, u32 from) {
- write16(0xB70F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* cmovne r32 to r32 */
-void CMOVNE32RtoR(int to, int from) {
- CMOV32RtoR(0x45, to, from);
-}
-
-/* cmovne m32 to r32*/
-void CMOVNE32MtoR(int to, u32 from) {
- CMOV32MtoR(0x45, to, from);
-}
-
-/* cmove r32 to r32*/
-void CMOVE32RtoR(int to, int from) {
- CMOV32RtoR(0x44, to, from);
-}
-
-/* cmove m32 to r32*/
-void CMOVE32MtoR(int to, u32 from) {
- CMOV32MtoR(0x44, to, from);
-}
-
-/* cmovg r32 to r32*/
-void CMOVG32RtoR(int to, int from) {
- CMOV32RtoR(0x4F, to, from);
-}
-
-/* cmovg m32 to r32*/
-void CMOVG32MtoR(int to, u32 from) {
- CMOV32MtoR(0x4F, to, from);
-}
-
-/* cmovge r32 to r32*/
-void CMOVGE32RtoR(int to, int from) {
- CMOV32RtoR(0x4D, to, from);
-}
-
-/* cmovge m32 to r32*/
-void CMOVGE32MtoR(int to, u32 from) {
- CMOV32MtoR(0x4D, to, from);
-}
-
-/* cmovl r32 to r32*/
-void CMOVL32RtoR(int to, int from) {
- CMOV32RtoR(0x4C, to, from);
-}
-
-/* cmovl m32 to r32*/
-void CMOVL32MtoR(int to, u32 from) {
- CMOV32MtoR(0x4C, to, from);
-}
-
-/* cmovle r32 to r32*/
-void CMOVLE32RtoR(int to, int from) {
- CMOV32RtoR(0x4E, to, from);
-}
-
-/* cmovle m32 to r32*/
-void CMOVLE32MtoR(int to, u32 from) {
- CMOV32MtoR(0x4E, to, from);
-}
-
-// arithmic instructions
-
-/* add imm32 to r32 */
-void ADD32ItoR(int to, u32 from) {
- if (to == EAX) {
- write8(0x05);
- } else {
- write8(0x81);
- ModRM(3, 0, to);
- }
- write32(from);
-}
-
-/* add imm32 to m32 */
-void ADD32ItoM(u32 to, u32 from) {
- write8(0x81);
- ModRM(0, 0, DISP32);
- write32(to);
- write32(from);
-}
-
-/* add r32 to r32 */
-void ADD32RtoR(int to, int from) {
- write8(0x01);
- ModRM(3, from, to);
-}
-
-/* add r32 to m32 */
-void ADD32RtoM(u32 to, int from) {
- write8(0x01);
- ModRM(0, from, DISP32);
- write32(to);
-}
-
-/* add m32 to r32 */
-void ADD32MtoR(int to, u32 from) {
- write8(0x03);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* adc imm32 to r32 */
-void ADC32ItoR(int to, u32 from) {
- if (to == EAX) {
- write8(0x15);
- } else {
- write8(0x81);
- ModRM(3, 2, to);
- }
- write32(from);
-}
-
-/* adc r32 to r32 */
-void ADC32RtoR(int to, int from) {
- write8(0x11);
- ModRM(3, from, to);
-}
-
-/* adc m32 to r32 */
-void ADC32MtoR(int to, u32 from) {
- write8(0x13);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* inc r32 */
-void INC32R(int to) {
- write8(0x40 + to);
-}
-
-/* inc m32 */
-void INC32M(u32 to) {
- write8(0xFF);
- ModRM(0, 0, DISP32);
- write32(to);
-}
-
-/* sub imm32 to r32 */
-void SUB32ItoR(int to, u32 from) {
- if (to == EAX) {
- write8(0x2D);
- } else {
- write8(0x81);
- ModRM(3, 5, to);
- }
- write32(from);
-}
-
-/* sub r32 to r32 */
-void SUB32RtoR(int to, int from) {
- write8(0x29);
- ModRM(3, from, to);
-}
-
-/* sub m32 to r32 */
-void SUB32MtoR(int to, u32 from) {
- write8(0x2B);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* sbb imm32 to r32 */
-void SBB32ItoR(int to, u32 from) {
- if (to == EAX) {
- write8(0x1D);
- } else {
- write8(0x81);
- ModRM(3, 3, to);
- }
- write32(from);
-}
-
-/* sbb r32 to r32 */
-void SBB32RtoR(int to, int from) {
- write8(0x19);
- ModRM(3, from, to);
-}
-
-/* sbb m32 to r32 */
-void SBB32MtoR(int to, u32 from) {
- write8(0x1B);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* dec r32 */
-void DEC32R(int to) {
- write8(0x48 + to);
-}
-
-/* dec m32 */
-void DEC32M(u32 to) {
- write8(0xFF);
- ModRM(0, 1, DISP32);
- write32(to);
-}
-
-/* mul eax by r32 to edx:eax */
-void MUL32R(int from) {
- write8(0xF7);
- ModRM(3, 4, from);
-}
-
-/* imul eax by r32 to edx:eax */
-void IMUL32R(int from) {
- write8(0xF7);
- ModRM(3, 5, from);
-}
-
-/* mul eax by m32 to edx:eax */
-void MUL32M(u32 from) {
- write8(0xF7);
- ModRM(0, 4, DISP32);
- write32(from);
-}
-
-/* imul eax by m32 to edx:eax */
-void IMUL32M(u32 from) {
- write8(0xF7);
- ModRM(0, 5, DISP32);
- write32(from);
-}
-
-/* imul r32 by r32 to r32 */
-void IMUL32RtoR(int to, int from) {
- write16(0xAF0F);
- ModRM(3, to, from);
-}
-
-/* div eax by r32 to edx:eax */
-void DIV32R(int from) {
- write8(0xF7);
- ModRM(3, 6, from);
-}
-
-/* idiv eax by r32 to edx:eax */
-void IDIV32R(int from) {
- write8(0xF7);
- ModRM(3, 7, from);
-}
-
-/* div eax by m32 to edx:eax */
-void DIV32M(u32 from) {
- write8(0xF7);
- ModRM(0, 6, DISP32);
- write32(from);
-}
-
-/* idiv eax by m32 to edx:eax */
-void IDIV32M(u32 from) {
- write8(0xF7);
- ModRM(0, 7, DISP32);
- write32(from);
-}
-
-// shifting instructions
-
-void RCR32ItoR(int to,int from)
-{
- if (from==1)
- {
- write8(0xd1);
- write8(0xd8 | to);
- }
- else
- {
- write8(0xc1);
- write8(0xd8 | to);
- write8(from);
- }
-}
-
-/* shl imm8 to r32 */
-void SHL32ItoR(int to, u8 from) {
- if (from==1)
- {
- write8(0xd1);
- write8(0xe0 | to);
- return;
- }
- write8(0xC1);
- ModRM(3, 4, to);
- write8(from);
-}
-
-/* shl cl to r32 */
-void SHL32CLtoR(int to) {
- write8(0xD3);
- ModRM(3, 4, to);
-}
-
-/* shr imm8 to r32 */
-void SHR32ItoR(int to, u8 from) {
- if (from==1)
- {
- write8(0xd1);
- write8(0xe8 | to);
- return;
- }
- write8(0xC1);
- ModRM(3, 5, to);
- write8(from);
-}
-
-/* shr cl to r32 */
-void SHR32CLtoR(int to) {
- write8(0xD3);
- ModRM(3, 5, to);
-}
-
-/* sar imm8 to r32 */
-void SAR32ItoR(int to, u8 from) {
- write8(0xC1);
- ModRM(3, 7, to);
- write8(from);
-}
-
-/* sar cl to r32 */
-void SAR32CLtoR(int to) {
- write8(0xD3);
- ModRM(3, 7, to);
-}
-
-
-// logical instructions
-
-/* or imm32 to r32 */
-void OR32ItoR(int to, u32 from) {
- if (to == EAX) {
- write8(0x0D);
- } else {
- write8(0x81);
- ModRM(3, 1, to);
- }
- write32(from);
-}
-
-/* or imm32 to m32 */
-void OR32ItoM(u32 to, u32 from) {
- write8(0x81);
- ModRM(0, 1, DISP32);
- write32(to);
- write32(from);
-}
-
-/* or r32 to r32 */
-void OR32RtoR(int to, int from) {
- write8(0x09);
- ModRM(3, from, to);
-}
-
-/* or r32 to m32 */
-void OR32RtoM(u32 to, int from) {
- write8(0x09);
- ModRM(0, from, DISP32);
- write32(to);
-}
-
-/* or m32 to r32 */
-void OR32MtoR(int to, u32 from) {
- write8(0x0B);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* xor imm32 to r32 */
-void XOR32ItoR(int to, u32 from) {
- if (to == EAX) {
- write8(0x35);
- } else {
- write8(0x81);
- ModRM(3, 6, to);
- }
- write32(from);
-}
-
-/* xor imm32 to m32 */
-void XOR32ItoM(u32 to, u32 from) {
- write8(0x81);
- ModRM(0, 6, DISP32);
- write32(to);
- write32(from);
-}
-
-/* xor r32 to r32 */
-void XOR32RtoR(int to, int from) {
- write8(0x31);
- ModRM(3, from, to);
-}
-
-/* xor r32 to m32 */
-void XOR32RtoM(u32 to, int from) {
- write8(0x31);
- ModRM(0, from, DISP32);
- write32(to);
-}
-
-/* xor m32 to r32 */
-void XOR32MtoR(int to, u32 from) {
- write8(0x33);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* and imm32 to r32 */
-void AND32ItoR(int to, u32 from) {
- if (to == EAX) {
- write8(0x25);
- } else {
- write8(0x81);
- ModRM(3, 0x4, to);
- }
- write32(from);
-}
-
-/* and imm32 to m32 */
-void AND32ItoM(u32 to, u32 from) {
- write8(0x81);
- ModRM(0, 0x4, DISP32);
- write32(to);
- write32(from);
-}
-
-/* and r32 to r32 */
-void AND32RtoR(int to, int from) {
- write8(0x21);
- ModRM(3, from, to);
-}
-
-/* and r32 to m32 */
-void AND32RtoM(u32 to, int from) {
- write8(0x21);
- ModRM(0, from, DISP32);
- write32(to);
-}
-
-/* and m32 to r32 */
-void AND32MtoR(int to, u32 from) {
- write8(0x23);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* not r32 */
-void NOT32R(int from) {
- write8(0xF7);
- ModRM(3, 2, from);
-}
-
-/* neg r32 */
-void NEG32R(int from) {
- write8(0xF7);
- ModRM(3, 3, from);
-}
-
-// jump instructions
-
-/* jmp rel8 */
-u8* JMP8(u8 to) {
- write8(0xEB);
- write8(to);
- return x86Ptr - 1;
-}
-
-/* jmp rel32 */
-u32* JMP32(u32 to) {
- write8(0xE9);
- write32(to);
- return (u32*)(x86Ptr - 4);
-}
-
-/* jmp r32 */
-void JMP32R(int to) {
- write8(0xFF);
- ModRM(3, 4, to);
-}
-
-/* je rel8 */
-u8* JE8(u8 to) {
- J8Rel(0x74, to);
-}
-
-/* jz rel8 */
-u8* JZ8(u8 to) {
- J8Rel(0x74, to);
-}
-
-/* jg rel8 */
-u8* JG8(u8 to) {
- J8Rel(0x7F, to);
-}
-
-/* jge rel8 */
-u8* JGE8(u8 to) {
- J8Rel(0x7D, to);
-}
-
-/* jl rel8 */
-u8* JL8(u8 to) {
- J8Rel(0x7C, to);
-}
-
-/* jle rel8 */
-u8* JLE8(u8 to) {
- J8Rel(0x7E, to);
-}
-
-/* jne rel8 */
-u8* JNE8(u8 to) {
- J8Rel(0x75, to);
-}
-
-/* jnz rel8 */
-u8* JNZ8(u8 to) {
- J8Rel(0x75, to);
-}
-
-/* jng rel8 */
-u8* JNG8(u8 to) {
- J8Rel(0x7E, to);
-}
-
-/* jnge rel8 */
-u8* JNGE8(u8 to) {
- J8Rel(0x7C, to);
-}
-
-/* jnl rel8 */
-u8* JNL8(u8 to) {
- J8Rel(0x7D, to);
-}
-
-/* jnle rel8 */
-u8* JNLE8(u8 to) {
- J8Rel(0x7F, to);
-}
-
-/* jo rel8 */
-u8* JO8(u8 to) {
- J8Rel(0x70, to);
-}
-
-/* jno rel8 */
-u8* JNO8(u8 to) {
- J8Rel(0x71, to);
-}
-
-/* je rel32 */
-u32* JE32(u32 to) {
- J32Rel(0x84, to);
-}
-
-/* jz rel32 */
-u32* JZ32(u32 to) {
- J32Rel(0x84, to);
-}
-
-/* jg rel32 */
-u32* JG32(u32 to) {
- J32Rel(0x8F, to);
-}
-
-/* jge rel32 */
-u32* JGE32(u32 to) {
- J32Rel(0x8D, to);
-}
-
-/* jl rel32 */
-u32* JL32(u32 to) {
- J32Rel(0x8C, to);
-}
-
-/* jle rel32 */
-u32* JLE32(u32 to) {
- J32Rel(0x8E, to);
-}
-
-/* jne rel32 */
-u32* JNE32(u32 to) {
- J32Rel(0x85, to);
-}
-
-/* jnz rel32 */
-u32* JNZ32(u32 to) {
- J32Rel(0x85, to);
-}
-
-/* jng rel32 */
-u32* JNG32(u32 to) {
- J32Rel(0x8E, to);
-}
-
-/* jnge rel32 */
-u32* JNGE32(u32 to) {
- J32Rel(0x8C, to);
-}
-
-/* jnl rel32 */
-u32* JNL32(u32 to) {
- J32Rel(0x8D, to);
-}
-
-/* jnle rel32 */
-u32* JNLE32(u32 to) {
- J32Rel(0x8F, to);
-}
-
-/* jo rel32 */
-u32* JO32(u32 to) {
- J32Rel(0x80, to);
-}
-
-/* jno rel32 */
-u32* JNO32(u32 to) {
- J32Rel(0x81, to);
-}
-
-/* call func */
-void CALLFunc(u32 func) {
- CALL32(func - ((u32)x86Ptr + 5));
-}
-
-/* call rel32 */
-void CALL32(u32 to) {
- write8(0xE8);
- write32(to);
-}
-
-/* call r32 */
-void CALL32R(int to) {
- write8(0xFF);
- ModRM(3, 2, to);
-}
-
-/* call m32 */
-void CALL32M(u32 to) {
- write8(0xFF);
- ModRM(0, 2, DISP32);
- write32(to);
-}
-
-// misc instructions
-
-/* cmp imm32 to r32 */
-void CMP32ItoR(int to, u32 from) {
- if (to == EAX) {
- write8(0x3D);
- } else {
- write8(0x81);
- ModRM(3, 7, to);
- }
- write32(from);
-}
-
-/* cmp imm32 to m32 */
-void CMP32ItoM(u32 to, u32 from) {
- write8(0x81);
- ModRM(0, 7, DISP32);
- write32(to);
- write32(from);
-}
-
-/* cmp r32 to r32 */
-void CMP32RtoR(int to, int from) {
- write8(0x39);
- ModRM(3, from, to);
-}
-
-/* cmp m32 to r32 */
-void CMP32MtoR(int to, u32 from) {
- write8(0x3B);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* test imm32 to r32 */
-void TEST32ItoR(int to, u32 from) {
- if (to == EAX) {
- write8(0xA9);
- } else {
- write8(0xF7);
- ModRM(3, 0, to);
- }
- write32(from);
-}
-
-/* test r32 to r32 */
-void TEST32RtoR(int to, int from) {
- write8(0x85);
- ModRM(3, from, to);
-}
-
-void BT32ItoR(int to,int from)
-{
- write16(0xba0f);
- write8(0xe0 | to);
- write8(from);
-}
-
-/* sets r8 */
-void SETS8R(int to) {
- SET8R(0x98, to);
-}
-/* setl r8 */
-void SETL8R(int to) {
- SET8R(0x9C, to);
-}
-
-/* setb r8 */
-void SETB8R(int to) {
- SET8R(0x92, to);
-}
-
-/* setnz r8 */
-void SETNZ8R(int to) {
- SET8R(0x95,to);
-}
-
-/* cbw */
-void CBW() {
- write16(0x9866);
-}
-
-/* cwd */
-void CWD() {
- write8(0x98);
-}
-
-/* cdq */
-void CDQ() {
- write8(0x99);
-}
-
-/* push r32 */
-void PUSH32R(int from) {
- write8(0x50 | from);
-}
-
-/* push m32 */
-void PUSH32M(u32 from) {
- write8(0xFF);
- ModRM(0, 6, DISP32);
- write32(from);
-}
-
-/* push imm32 */
-void PUSH32I(u32 from) {
- write8(0x68); write32(from);
-}
-
-/* pop r32 */
-void POP32R(int from) {
- write8(0x58 | from);
-}
-
-/* pushad */
-void PUSHA32() {
- write8(0x60);
-}
-
-/* popad */
-void POPA32() {
- write8(0x61);
-}
-
-/* ret */
-void RET() {
- write8(0xC3);
-}
-
-/********************/
-/* FPU instructions */
-/********************/
-
-//Added:basara 14.01.2003
-/* compare m32 to fpu reg stack */
-void FCOMP32(u32 from) {
- write8(0xD8);
- ModRM(0, 0x3, DISP32);
- write32(from);
-}
-
-void FNSTSWtoAX() {
- write16(0xE0DF);
-}
-
-/* fild m32 to fpu reg stack */
-void FILD32(u32 from) {
- write8(0xDB);
- ModRM(0, 0x0, DISP32);
- write32(from);
-}
-
-/* fistp m32 from fpu reg stack */
-void FISTP32(u32 from) {
- write8(0xDB);
- ModRM(0, 0x3, DISP32);
- write32(from);
-}
-
-/* fld m32 to fpu reg stack */
-void FLD32(u32 from) {
- write8(0xD9);
- ModRM(0, 0x0, DISP32);
- write32(from);
-}
-
-/* fstp m32 from fpu reg stack */
-void FSTP32(u32 to) {
- write8(0xD9);
- ModRM(0, 0x3, DISP32);
- write32(to);
-}
-
-//
-
-/* fldcw fpu control word from m16 */
-void FLDCW(u32 from) {
- write8(0xD9);
- ModRM(0, 0x5, DISP32);
- write32(from);
-}
-
-/* fnstcw fpu control word to m16 */
-void FNSTCW(u32 to) {
- write8(0xD9);
- ModRM(0, 0x7, DISP32);
- write32(to);
-}
-
-//
-
-/* fadd m32 to fpu reg stack */
-void FADD32(u32 from) {
- write8(0xD8);
- ModRM(0, 0x0, DISP32);
- write32(from);
-}
-
-/* fsub m32 to fpu reg stack */
-void FSUB32(u32 from) {
- write8(0xD8);
- ModRM(0, 0x4, DISP32);
- write32(from);
-}
-
-/* fmul m32 to fpu reg stack */
-void FMUL32(u32 from) {
- write8(0xD8);
- ModRM(0, 0x1, DISP32);
- write32(from);
-}
-
-/* fdiv m32 to fpu reg stack */
-void FDIV32(u32 from) {
- write8(0xD8);
- ModRM(0, 0x6, DISP32);
- write32(from);
-}
-
-/* fabs fpu reg stack */
-void FABS() {
- write16(0xE1D9);
-}
-
-/* fsqrt fpu reg stack */
-void FSQRT() {
- write16(0xFAD9);
-}
-
-/* fchs fpu reg stack */
-void FCHS() {
- write16(0xE0D9);
-}
-
-/********************/
-/* MMX instructions */
-/********************/
-
-// r64 = mm
-
-/* movq m64 to r64 */
-void MOVQMtoR(int to, u32 from) {
- write16(0x6F0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* movq r64 to m64 */
-void MOVQRtoM(u32 to, int from) {
- write16(0x7F0F);
- ModRM(0, from, DISP32);
- write32(to);
-}
-
-/* pand r64 to r64 */
-void PANDRtoR(int to, int from) {
- write16(0xDB0F);
- ModRM(3, to, from);
-}
-
-/* pand r64 to r64 */
-void PANDNRtoR(int to, int from) {
- write16(0xDF0F);
- ModRM(3, to, from);
-}
-
-/* por r64 to r64 */
-void PORRtoR(int to, int from) {
- write16(0xEB0F);
- ModRM(3, to, from);
-}
-
-/* pxor r64 to r64 */
-void PXORRtoR(int to, int from) {
- write16(0xEF0F);
- ModRM(3, to, from);
-}
-
-/* psllq r64 to r64 */
-void PSLLQRtoR(int to, int from) {
- write16(0xF30F);
- ModRM(3, to, from);
-}
-
-/* psllq m64 to r64 */
-void PSLLQMtoR(int to, u32 from) {
- write16(0xF30F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* psllq imm8 to r64 */
-void PSLLQItoR(int to, u8 from) {
- write16(0x730F);
- ModRM(3, 6, to);
- write8(from);
-}
-
-/* psrlq r64 to r64 */
-void PSRLQRtoR(int to, int from) {
- write16(0xD30F);
- ModRM(3, to, from);
-}
-
-/* psrlq m64 to r64 */
-void PSRLQMtoR(int to, u32 from) {
- write16(0xD30F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* psrlq imm8 to r64 */
-void PSRLQItoR(int to, u8 from) {
- write16(0x730F);
- ModRM(3, 2, to);
- write8(from);
-}
-
-/* paddusb r64 to r64 */
-void PADDUSBRtoR(int to, int from) {
- write16(0xDC0F);
- ModRM(3, to, from);
-}
-
-/* paddusb m64 to r64 */
-void PADDUSBMtoR(int to, u32 from) {
- write16(0xDC0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* paddusw r64 to r64 */
-void PADDUSWRtoR(int to, int from) {
- write16(0xDD0F);
- ModRM(3, to, from);
-}
-
-/* paddusw m64 to r64 */
-void PADDUSWMtoR(int to, u32 from) {
- write16(0xDD0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* paddb r64 to r64 */
-void PADDBRtoR(int to, int from) {
- write16(0xFC0F);
- ModRM(3, to, from);
-}
-
-/* paddb m64 to r64 */
-void PADDBMtoR(int to, u32 from) {
- write16(0xFC0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* paddw r64 to r64 */
-void PADDWRtoR(int to, int from) {
- write16(0xFD0F);
- ModRM(3, to, from);
-}
-
-/* paddw m64 to r64 */
-void PADDWMtoR(int to, u32 from) {
- write16(0xFD0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* paddd r64 to r64 */
-void PADDDRtoR(int to, int from) {
- write16(0xFE0F);
- ModRM(3, to, from);
-}
-
-/* paddd m64 to r64 */
-void PADDDMtoR(int to, u32 from) {
- write16(0xFE0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* emms */
-void EMMS() {
- //use femms if we have 3dnow
- write16(0x0e0f);
- return;
-}
-
-/* femms */
-void FEMMS() {
- write16(0x770F);
- return;
-}
-
-//Basara:changed
-void PADDSBRtoR(int to, int from) {
- write16(0xEC0F);
- ModRM(3, to, from);
-}
-
-void PADDSWRtoR(int to, int from) {
- write16(0xED0F);
- ModRM(3, to, from);
-}
-
-void PADDSDRtoR(int to, int from) {
- write16(0xEE0F);
- ModRM(3, to, from);
-}
-
-void PSUBSBRtoR(int to, int from) {
- write16(0xE80F);
- ModRM(3, to, from);
-}
-
-void PSUBSWRtoR(int to, int from) {
- write16(0xE90F);
- ModRM(3, to, from);
-}
-
-void PSUBSDRtoR(int to, int from) {
- write16(0xEA0F);
- ModRM(3, to, from);
-}
-
-void PSUBBRtoR(int to, int from) {
- write16(0xF80F);
- ModRM(3, to, from);
-}
-
-void PSUBWRtoR(int to, int from) {
- write16(0xF90F);
- ModRM(3, to, from);
-}
-
-void PSUBDRtoR(int to, int from) {
- write16(0xFA0F);
- ModRM(3, to, from);
-}
-
-//changed:basara
-//P.s.It's sux.Don't use it offten.
-void MOVQ64ItoR(int reg,u64 i)
-{
- MOVQMtoR(reg,(u32)(x86Ptr)+2+7);
- JMP8(8);
- write64(i);
-}
-
-void PSUBUSBRtoR(int to, int from) {
- write16(0xD80F);
- ModRM(3, to, from);
-}
-
-void PSUBUSWRtoR(int to, int from) {
- write16(0xD90F);
- ModRM(3, to, from);
-}
-
-void PMAXSWRtoR(int to,int from)
-{
- write16(0xEE0F);
- ModRM(3, to, from);
-}
-
-void PMINSWRtoR(int to,int from)
-{
- write16(0xEA0F);
- ModRM(3, to, from);
-}
-
-void PCMPEQBRtoR(int to,int from)
-{
- write16(0x740F);
- ModRM(3, to, from);
-}
-
-void PCMPEQWRtoR(int to,int from)
-{
- write16(0x750F);
- ModRM(3, to, from);
-}
-
-void PCMPEQDRtoR(int to,int from)
-{
- write16(0x760F);
- ModRM(3, to, from);
-}
-
-void PCMPGTBRtoR(int to,int from)
-{
- write16(0x640F);
- ModRM(3, to, from);
-}
-
-void PCMPGTWRtoR(int to,int from)
-{
- write16(0x650F);
- ModRM(3, to, from);
-}
-
-void PCMPGTDRtoR(int to,int from)
-{
- write16(0x660F);
- ModRM(3, to, from);
-}
-
-//Basara:Added 10.01.2003
-void PSRLWItoR(int to,int from)
-{
- write16(0x710f);
- ModRM(2, 2 , to);
- write8(from);
-}
-void PSRLDItoR(int to,int from)
-{
- write16(0x720f);
- ModRM(2, 2 , to);
- write8(from);
-}
-
-void PSLLWItoR(int to,int from)
-{
- write16(0x710f);
- ModRM(3, 6 , to);
- write8(from);
-}
-
-void PSLLDItoR(int to,int from)
-{
- write16(0x720f);
- ModRM(3, 6 , to);
- write8(from);
-}
-
-void PSRAWItoR(int to,int from)
-{
- write16(0x710f);
- ModRM(3, 4 , to);
- write8(from);
-}
-
-void PSRADItoR(int to,int from)
-{
- write16(0x720f);
- ModRM(3, 4 , to);
- write8(from);
-}
-
-/* por m64 to r64 */
-void PORMtoR(int to, u32 from) {
- write16(0xEB0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* pxor m64 to r64 */
-void PXORMtoR(int to, u32 from) {
- write16(0xEF0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* pand m64 to r64 */
-void PANDMtoR(int to, u32 from) {
- write16(0xDB0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* pandn m64 to r64 */
-void PANDNMtoR(int to, u32 from) {
- write16(0xDF0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* movd m32 to r64 */
-void MOVDMtoR(int to, u32 from) {
- write16(0x6E0F);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-/* movq r64 to m32 */
-void MOVDRtoM(u32 to, int from) {
- write16(0x7E0F);
- ModRM(0, from, DISP32);
- write32(to);
-}
-
-/* movd r32 to r64 */
-void MOVD32RtoR(int to, int from) {
- write16(0x6E0F);
- ModRM(3, to,from);
-}
-
-/* movq r64 to r32 */
-void MOVD64RtoR(int to, int from) {
- write16(0x7E0F);
- ModRM(3, from,to);
-}
-
-void MOVQRtoR(int to, int from) {
- write16(0x6F0F);
- ModRM(3, to,from);
-}
-
-void PUNPCKHDQRtoR(int to, int from) {
- write16(0x6A0F);
- ModRM(3, to,from);
-}
-
-void PUNPCKLDQRtoR(int to, int from) {
- write16(0x620F);
- ModRM(3, to,from);
-}
-
-//////////////////////////////////////////////////////////////////////////
-// SSE intructions
-//////////////////////////////////////////////////////////////////////////
-
-void MOVAPSMtoR(int to, int from) {
- write16(0x280f);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-void MOVAPSRtoM(int to, int from) {
- write16(0x2b0f);
- ModRM(0, from, DISP32);
- write32(to);
-}
-
-void MOVAPSRtoR(int to, int from) {
- write16(0x290f);
- ModRM(3, to,from);
-}
-
-void ORPSMtoR(int to, int from) {
- write16(0x560f);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-void ORPSRtoR(int to, int from) {
- write16(0x560f);
- ModRM(3, to,from);
-}
-
-void XORPSMtoR(int to, int from) {
- write16(0x570f);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-void XORPSRtoR(int to, int from) {
- write16(0x570f);
- ModRM(3, to,from);
-}
-
-void ANDPSMtoR(int to, int from) {
- write16(0x540f);
- ModRM(0, to, DISP32);
- write32(from);
-}
-
-void ANDPSRtoR(int to, int from) {
- write16(0x540f);
- ModRM(3, to,from);
-}
-
-/*
- 3DNOW intructions
-*/
-
-void PFCMPEQMtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(0, to, DISP32);
- write32(from);
- write8(0xb0);
-}
-
-void PFCMPGTMtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(0, to, DISP32);
- write32(from);
- write8(0xa0);
-}
-
-void PFCMPGEMtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(0, to, DISP32);
- write32(from);
- write8(0x90);
-}
-
-void PFADDMtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(0, to, DISP32);
- write32(from);
- write8(0x9e);
-}
-
-void PFADDRtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(3, to, from);
- write8(0x9e);
-}
-
-void PFSUBMtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(0, to, DISP32);
- write32(from);
- write8(0x9a);
-}
-
-void PFSUBRtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(3, to, from);
- write8(0x9a);
-}
-
-void PFMULMtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(0, to, DISP32);
- write32(from);
- write8(0xb4);
-}
-
-void PFMULRtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(3, to,from);
- write8(0xb4);
-}
-
-void PFRCPMtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(0, to, DISP32);
- write32(from);
- write8(0x96);
-}
-
-void PFRCPRtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(3, to,from);
- write8(0x96);
-}
-
-void PFRCPIT1RtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(3, to,from);
- write8(0xa6);
-}
-
-void PFRCPIT2RtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(3, to,from);
- write8(0xb6);
-}
-
-void PFRSQRTRtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(3, to,from);
- write8(0x97);
-}
-
-void PFRSQIT1RtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(3, to,from);
- write8(0xa7);
-}
-
-void PF2IDMtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(0, to, DISP32);
- write32(from);
- write8(0x1d);
-}
-
-void PF2IDRtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(3, to, from);
- write8(0x1d);
-}
-
-void PI2FDMtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(0, to, DISP32);
- write32(from);
- write8(0x0d);
-}
-
-void PI2FDRtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(3, to, from);
- write8(0x0d);
-}
-
-/*
- 3DNOW Extension intructions
-*/
-
-void PFMAXMtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(0, to, DISP32);
- write32(from);
- write8(0xa4);
-}
-
-void PFMAXRtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(3, to, from);
- write8(0xa4);
-}
-
-void PFMINMtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(0, to, DISP32);
- write32(from);
- write8(0x94);
-}
-
-void PFMINRtoR(int to, int from) {
- write16(0x0f0f);
- ModRM(3, to, from);
- write8(0x94);
-}
notaz.gp2x.de / pcsx_rearmed.git / blobdiff