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sourcemod/extensions/bintools/x64_macros.h

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64-bit support for CSGO on Linux and macOS (#705)
2017-12-20 08:56:23 +01:00
/**
* vim: set ts=4 :
* =============================================================================
* SourceMod BinTools Extension
* Copyright (C) 2004-2017 AlliedModders LLC. All rights reserved.
* =============================================================================
*
* This program is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, version 3.0, as published by the
* Free Software Foundation.
*
* 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, see <http://www.gnu.org/licenses/>.
*
* As a special exception, AlliedModders LLC gives you permission to link the
* code of this program (as well as its derivative works) to "Half-Life 2," the
* "Source Engine," the "SourcePawn JIT," and any Game MODs that run on software
* by the Valve Corporation. You must obey the GNU General Public License in
* all respects for all other code used. Additionally, AlliedModders LLC grants
* this exception to all derivative works. AlliedModders LLC defines further
* exceptions, found in LICENSE.txt (as of this writing, version JULY-31-2007),
* or <http://www.sourcemod.net/license.php>.
*/
#include <jit_helpers.h>
#include <x86_macros.h>
// 64-bit registers
const jit_uint8_t kREG_RAX = kREG_EAX;
const jit_uint8_t kREG_RCX = kREG_ECX;
const jit_uint8_t kREG_RDX = kREG_EDX;
const jit_uint8_t kREG_RBX = kREG_EBX;
const jit_uint8_t kREG_RSP = kREG_ESP;
const jit_uint8_t kREG_RBP = kREG_EBP;
const jit_uint8_t kREG_RSI = kREG_ESI;
const jit_uint8_t kREG_RDI = kREG_EDI;
const jit_uint8_t kREG_R8 = 8;
const jit_uint8_t kREG_R9 = 9;
const jit_uint8_t kREG_R10 = 10;
const jit_uint8_t kREG_R11 = 11;
const jit_uint8_t kREG_R12 = 12;
const jit_uint8_t kREG_R13 = 13;
const jit_uint8_t kREG_R14 = 14;
const jit_uint8_t kREG_R15 = 15;
const jit_uint8_t kREG_XMM0 = 0;
const jit_uint8_t kREG_XMM1 = 1;
const jit_uint8_t kREG_XMM2 = 2;
const jit_uint8_t kREG_XMM3 = 3;
const jit_uint8_t kREG_XMM4 = 4;
const jit_uint8_t kREG_XMM5 = 5;
const jit_uint8_t kREG_XMM6 = 6;
const jit_uint8_t kREG_XMM7 = 7;
const jit_uint8_t kREG_XMM8 = 8;
const jit_uint8_t kREG_XMM9 = 9;
const jit_uint8_t kREG_XMM10 = 10;
const jit_uint8_t kREG_XMM11 = 11;
const jit_uint8_t kREG_XMM12 = 12;
const jit_uint8_t kREG_XMM13 = 13;
const jit_uint8_t kREG_XMM14 = 14;
const jit_uint8_t kREG_XMM15 = 15;
#define X64_REX_PREFIX 0x40
#define IA32_MOV_REG8_IMM8 0xB0
inline jit_uint8_t x64_rex(bool w, jit_uint8_t r, jit_uint8_t x, jit_uint8_t b)
{
return (X64_REX_PREFIX | ((jit_uint8_t)w << 3) | ((r>>3) << 2) | ((x>>3) << 1) | (b >> 3));
}
inline void X64_Push_Reg(JitWriter *jit, jit_uint8_t reg)
{
if (reg >= kREG_R8)
jit->write_ubyte(x64_rex(false, 0, 0, reg));
IA32_Push_Reg(jit, reg & 7);
}
inline void X64_Mov_Reg_Rm(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_uint8_t mode)
{
jit->write_ubyte(x64_rex(true, dest, 0, src));
IA32_Mov_Reg_Rm(jit, dest & 7, src & 7, mode);
}
inline void X64_Mov_Reg_Rm_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
jit->write_ubyte(x64_rex(true, dest, 0, src));
IA32_Mov_Reg_Rm_Disp8(jit, dest & 7, src & 7, disp);
}
inline void X64_Mov_Reg_Rm_Disp32(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int32_t disp)
{
jit->write_ubyte(x64_rex(true, dest, 0, src));
IA32_Mov_Reg_Rm_Disp32(jit, dest & 7, src & 7, disp);
}
inline void X64_Mov_Reg32_Rm(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_uint8_t mode)
{
if (src>= kREG_R8 || dest >= kREG_R8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
IA32_Mov_Reg_Rm(jit, dest & 7, src & 7, mode);
}
inline void X64_Mov_Reg32_Rm_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
if (src>= kREG_R8 || dest >= kREG_R8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
IA32_Mov_Reg_Rm_Disp8(jit, dest & 7, src & 7, disp);
}
inline void X64_Mov_Reg32_Rm_Disp32(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int32_t disp)
{
if (src>= kREG_R8 || dest >= kREG_R8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
IA32_Mov_Reg_Rm_Disp32(jit, dest & 7, src & 7, disp);
}
inline void X64_And_Rm_Imm8(JitWriter *jit, jit_uint8_t reg, jit_uint8_t mode, jit_int8_t value)
{
jit->write_ubyte(x64_rex(true, 0, 0, reg));
IA32_And_Rm_Imm8(jit, reg & 7, mode, value);
}
inline void X64_Sub_Rm_Imm8(JitWriter *jit, jit_uint8_t reg, jit_int8_t val, jit_uint8_t mode)
{
jit->write_ubyte(x64_rex(true, 5, 0, reg));
IA32_Sub_Rm_Imm8(jit, reg & 7, val, mode);
}
inline void X64_Sub_Rm_Imm32(JitWriter *jit, jit_uint8_t reg, jit_int32_t val, jit_uint8_t mode)
{
jit->write_ubyte(x64_rex(true, 5, 0, reg));
IA32_Sub_Rm_Imm32(jit, reg & 7, val, mode);
}
inline void X64_Pop_Reg(JitWriter *jit, jit_uint8_t reg)
{
if (reg >= kREG_R8)
jit->write_ubyte(x64_rex(false, 0, 0, reg));
IA32_Pop_Reg(jit, reg & 7);
}
inline void X64_Return(JitWriter *jit)
{
IA32_Return(jit);
}
inline void X64_Movzx_Reg64_Rm8_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
jit->write_ubyte(x64_rex(true, dest, 0, src));
IA32_Movzx_Reg32_Rm8_Disp8(jit, dest & 7, src & 7, disp);
}
inline void X64_Movzx_Reg64_Rm8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_uint8_t mode)
{
jit->write_ubyte(x64_rex(true, dest, 0, src));
IA32_Movzx_Reg32_Rm8(jit, dest & 7, src & 7, mode);
}
inline void X64_Movzx_Reg64_Rm8_Disp32(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int32_t disp)
{
jit->write_ubyte(x64_rex(true, dest, 0, src));
IA32_Movzx_Reg32_Rm8_Disp32(jit, dest & 7, src & 7, disp);
}
inline void X64_Mov_RmRSP_Reg(JitWriter *jit, jit_uint8_t src)
{
jit->write_ubyte(x64_rex(true, kREG_RSP, 0, src));
jit->write_ubyte(IA32_MOV_RM_REG);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, src & 7, kREG_RSP));
jit->write_ubyte(ia32_sib(NOSCALE, kREG_NOIDX, kREG_RSP));
}
inline void X64_Mov_RmRSP_Disp8_Reg(JitWriter *jit, jit_uint8_t src, jit_int8_t disp)
{
jit->write_ubyte(x64_rex(true, src, 0, kREG_RSP));
jit->write_ubyte(IA32_MOV_RM_REG);
jit->write_ubyte(ia32_modrm(MOD_DISP8, src & 7, kREG_RSP));
jit->write_ubyte(ia32_sib(NOSCALE, kREG_NOIDX, kREG_RSP));
jit->write_byte(disp);
}
inline void X64_Mov_RmRSP_Disp32_Reg(JitWriter *jit, jit_uint8_t src, jit_int8_t disp)
{
jit->write_ubyte(x64_rex(true, src, 0, kREG_RSP));
jit->write_ubyte(IA32_MOV_RM_REG);
jit->write_ubyte(ia32_modrm(MOD_DISP32, src & 7, kREG_RSP));
jit->write_ubyte(ia32_sib(NOSCALE, kREG_NOIDX, kREG_RSP));
jit->write_byte(disp);
}
inline void X64_Movzx_Reg64_Rm16(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_uint8_t mode)
{
jit->write_ubyte(x64_rex(true, dest, 0, src));
IA32_Movzx_Reg32_Rm16(jit, dest & 7, src & 7, mode);
}
inline void X64_Movzx_Reg64_Rm16_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
jit->write_ubyte(x64_rex(true, dest, 0, src));
IA32_Movzx_Reg32_Rm16_Disp8(jit, dest & 7, src & 7, disp);
}
inline void X64_Movzx_Reg64_Rm16_Disp32(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int32_t disp)
{
jit->write_ubyte(x64_rex(true, dest, 0, src));
IA32_Movzx_Reg32_Rm16_Disp32(jit, dest & 7, src & 7, disp);
}
inline void X64_Lea_DispRegImm8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src_base, jit_int8_t val)
{
jit->write_ubyte(x64_rex(true, dest, 0, src_base));
IA32_Lea_DispRegImm8(jit, dest & 7, src_base & 7, val);
}
inline void X64_Lea_DispRegImm32(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src_base, jit_int32_t val)
{
jit->write_ubyte(x64_rex(true, dest, 0, src_base));
IA32_Lea_DispRegImm32(jit, dest & 7, src_base & 7, val);
}
inline void X64_Add_Rm_Imm8(JitWriter *jit, jit_uint8_t reg, jit_int8_t value, jit_uint8_t mode)
{
jit->write_ubyte(x64_rex(true, 0, 0, reg));
IA32_Add_Rm_Imm8(jit, reg & 7, value, mode);
}
inline void X64_Add_Rm_Imm32(JitWriter *jit, jit_uint8_t reg, jit_int32_t value, jit_uint8_t mode)
{
jit->write_ubyte(x64_rex(true, 0, 0, reg));
IA32_Add_Rm_Imm32(jit, reg & 7, value, mode);
}
inline void X64_Movaps_Rm(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x28);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, dest & 7, src & 7));
}
inline void X64_Movups_Rm(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x10);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, dest & 7, src & 7));
}
inline void X64_Movaps_Rm_Reg(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, src, 0, dest));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x29);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, src & 7, dest & 7));
jit->write_ubyte(ia32_sib(NOSCALE, kREG_NOIDX, dest & 7));
}
inline void X64_Movapd_Rm_Reg(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src)
{
jit->write_ubyte(0x66);
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, src, 0, dest));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x29);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, src & 7, dest & 7));
jit->write_ubyte(ia32_sib(NOSCALE, kREG_NOIDX, dest & 7));
}
inline void X64_Movups_Rm_Reg(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, src, 0, dest));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x11);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, src & 7, dest & 7));
}
inline void X64_Movupd_Rm_Reg(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src)
{
jit->write_ubyte(0x66);
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, src, 0, dest));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x11);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, src & 7, dest & 7));
}
inline void X64_Movupd_Rm_Disp8_Reg(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
jit->write_ubyte(0x66);
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, src, 0, dest));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x11);
jit->write_ubyte(ia32_modrm(MOD_DISP8, src & 7, dest & 7));
jit->write_byte(disp);
}
inline void X64_Movaps_Rm_Disp8_Reg(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, src, 0, dest));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x29);
jit->write_ubyte(ia32_modrm(MOD_DISP8, src & 7, dest & 7));
jit->write_byte(disp);
}
inline void X64_Movups_Rm_Disp8_Reg(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, src, 0, dest));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x11);
jit->write_ubyte(ia32_modrm(MOD_DISP8, src & 7, dest & 7));
jit->write_byte(disp);
}
inline void X64_Movaps_Rm_Disp32_Reg(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int32_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, src, 0, dest));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x29);
jit->write_ubyte(ia32_modrm(MOD_DISP32, src & 7, dest & 7));
jit->write_byte(disp);
}
inline void X64_Movups_Rm_Disp32_Reg(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int32_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, src, 0, dest));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x11);
jit->write_ubyte(ia32_modrm(MOD_DISP32, src & 7, dest & 7));
jit->write_byte(disp);
}
inline void X64_Movlps_Rm(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x12);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, dest & 7, src & 7));
}
inline void X64_Movhps_Rm(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x16);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, dest & 7, src & 7));
}
inline void X64_Movaps_Rm_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x28);
jit->write_ubyte(ia32_modrm(MOD_DISP8, dest & 7, src & 7));
jit->write_byte(disp);
}
inline void X64_Movups_Rm_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x10);
jit->write_ubyte(ia32_modrm(MOD_DISP8, dest & 7, src & 7));
jit->write_byte(disp);
}
inline void X64_Movlps_Rm_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x12);
jit->write_ubyte(ia32_modrm(MOD_DISP8, dest & 7, src & 7));
jit->write_byte(disp);
}
inline void X64_Movhps_Rm_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x16);
jit->write_ubyte(ia32_modrm(MOD_DISP8, dest & 7, src & 7));
jit->write_byte(disp);
}
inline void X64_Movaps_Rm_Disp32(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int32_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x28);
jit->write_ubyte(ia32_modrm(MOD_DISP32, dest & 7, src & 7));
jit->write_byte(disp);
}
inline void X64_Movups_Rm_Disp32(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int32_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x10);
jit->write_ubyte(ia32_modrm(MOD_DISP32, dest & 7, src & 7));
jit->write_byte(disp);
}
inline void X64_Movapd_Rm(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x66);
jit->write_ubyte(0x0F);
jit->write_ubyte(0x28);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, dest & 7, src & 7));
}
inline void X64_Movupd_Rm(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x66);
jit->write_ubyte(0x0F);
jit->write_ubyte(0x10);
jit->write_ubyte(ia32_modrm(MOD_MEM_REG, dest & 7, src & 7));
}
inline void X64_Movapd_Rm_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x66);
jit->write_ubyte(0x0F);
jit->write_ubyte(0x28);
jit->write_ubyte(ia32_modrm(MOD_DISP8, dest & 7, src & 7));
jit->write_byte(disp);
}
inline void X64_Movupd_Rm_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x66);
jit->write_ubyte(0x0F);
jit->write_ubyte(0x10);
jit->write_ubyte(ia32_modrm(MOD_DISP8, dest & 7, src & 7));
jit->write_byte(disp);
}
inline void X64_Movapd_Rm_Disp32(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int32_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x66);
jit->write_ubyte(0x0F);
jit->write_ubyte(0x28);
jit->write_ubyte(ia32_modrm(MOD_DISP32, dest & 7, src & 7));
jit->write_byte(disp);
}
inline void X64_Movupd_Rm_Disp32(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int32_t disp)
{
if (dest >= kREG_XMM8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, dest, 0, src));
jit->write_ubyte(0x66);
jit->write_ubyte(0x0F);
jit->write_ubyte(0x10);
jit->write_ubyte(ia32_modrm(MOD_DISP32, dest & 7, src & 7));
jit->write_byte(disp);
}
inline void X64_Cld(JitWriter *jit)
{
IA32_Cld(jit);
}
inline void X64_Rep(JitWriter *jit)
{
IA32_Rep(jit);
}
inline void X64_Movsq(JitWriter *jit)
{
jit->write_ubyte(x64_rex(true, 0, 0, 0));
jit->write_ubyte(IA32_MOVSD);
}
inline void X64_Movsb(JitWriter *jit)
{
jit->write_ubyte(IA32_MOVSB);
}
inline void X64_Lea_Reg_DispRegMultImm8(JitWriter *jit,
jit_uint8_t dest,
jit_uint8_t src_base,
jit_uint8_t src_index,
jit_uint8_t scale,
jit_int8_t val)
{
jit->write_ubyte(x64_rex(true, dest, 0, src_index));
IA32_Lea_Reg_DispRegMultImm8(jit, dest & 7, src_base, src_index & 7, scale, val);
}
inline void X64_Lea_Reg_DispRegMultImm32(JitWriter *jit,
jit_uint8_t dest,
jit_uint8_t src_base,
jit_uint8_t src_index,
jit_uint8_t scale,
jit_int32_t val)
{
jit->write_ubyte(x64_rex(true, dest, 0, src_index));
jit->write_ubyte(IA32_LEA_REG_MEM);
jit->write_ubyte(ia32_modrm(MOD_DISP32, dest & 7, kREG_SIB));
jit->write_ubyte(ia32_sib(scale, src_index & 7, src_base));
jit->write_int32(val);
}
inline jitoffs_t X64_Mov_Reg_Imm32(JitWriter *jit, jit_uint8_t dest, jit_int32_t num)
{
jitoffs_t offs;
jit->write_ubyte(x64_rex(true, 0, 0, dest));
jit->write_ubyte(0xC7);
jit->write_ubyte(ia32_modrm(MOD_REG, 0, dest & 7));
offs = jit->get_outputpos();
jit->write_int32(num);
return offs;
}
inline jitoffs_t X64_Mov_Reg_Imm64(JitWriter *jit, jit_uint8_t dest, jit_int64_t num)
{
jitoffs_t offs;
jit->write_ubyte(x64_rex(true, 0, 0, dest));
jit->write_ubyte(IA32_MOV_REG_IMM+(dest & 7));
offs = jit->get_outputpos();
jit->write_int64(num);
return offs;
}
inline void X64_Mov_Rm8_Reg8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_uint8_t mode)
{
if (dest >= kREG_R8 || src > kREG_R8)
jit->write_ubyte(x64_rex(false, src, 0, dest));
jit->write_ubyte(IA32_MOV_RM8_REG8);
if ((dest & 7) == kREG_RBP) // Using rbp/r13 requires a displacement
mode = MOD_DISP8;
jit->write_ubyte(ia32_modrm(mode, src & 7, dest & 7));
if ((dest & 7) == kREG_RSP) // rsp/r12 needs SIB byte
jit->write_ubyte(ia32_sib(NOSCALE, kREG_NOIDX, dest & 7));
else if ((dest & 7) == kREG_RBP)
jit->write_ubyte(0); // Displacement of 0 needed to use rbp/r13
}
inline void X64_Mov_Rm32_Reg32(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_uint8_t mode)
{
if (dest >= kREG_R8 || src > kREG_R8)
jit->write_ubyte(x64_rex(false, src, 0, dest));
jit->write_ubyte(IA32_MOV_RM_REG);
if ((dest & 7) == kREG_RBP) // Using rbp/r13 requires a displacement
mode = MOD_DISP8;
jit->write_ubyte(ia32_modrm(mode, src & 7, dest & 7));
if ((dest & 7) == kREG_RSP) // rsp/r12 needs SIB byte
jit->write_ubyte(ia32_sib(NOSCALE, kREG_NOIDX, dest & 7));
else if ((dest & 7) == kREG_RBP)
jit->write_ubyte(0); // Displacement of 0 needed to use rbp/r13
}
inline void X64_Mov_Rm16_Reg16(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_uint8_t mode)
{
jit->write_ubyte(IA32_16BIT_PREFIX);
X64_Mov_Rm32_Reg32(jit, dest, src, mode);
}
inline void X64_Mov_Rm_Reg(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_uint8_t mode)
{
jit->write_ubyte(x64_rex(true, src, 0, dest));
jit->write_ubyte(IA32_MOV_RM_REG);
if ((dest & 7) == kREG_RBP) // Using rbp/r13 requires a displacement
mode = MOD_DISP8;
jit->write_ubyte(ia32_modrm(mode, src & 7, dest & 7));
if ((dest & 7) == kREG_RSP) // rsp/r12 needs SIB byte
jit->write_ubyte(ia32_sib(NOSCALE, kREG_NOIDX, dest & 7));
else if ((dest & 7) == kREG_RBP)
jit->write_ubyte(0); // Displacement of 0 needed to use rbp/r13
}
inline void X64_Mov_Rm_Reg_Disp8(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src, jit_int8_t disp)
{
jit->write_ubyte(x64_rex(true, src, 0, dest));
IA32_Mov_Rm_Reg_Disp8(jit, dest & 7, src & 7, disp);
}
inline jitoffs_t X64_Call_Imm32(JitWriter *jit, jit_int32_t disp)
{
return IA32_Call_Imm32(jit, disp);
}
inline void X64_Write_Jump32_Abs(JitWriter *jit, jitoffs_t jmp, void *target)
{
IA32_Write_Jump32_Abs(jit, jmp, target);
}
inline void X64_Call_Reg(JitWriter *jit, jit_uint8_t reg)
{
if (reg >= kREG_R8)
jit->write_ubyte(x64_rex(false, 0, 0, reg));
IA32_Call_Reg(jit, reg & 7);
}
inline jitoffs_t X64_Mov_Reg8_Imm8(JitWriter *jit, jit_uint8_t dest, jit_int8_t value)
{
jitoffs_t offs;
if (dest >= kREG_R8)
jit->write_ubyte(x64_rex(false, 0, 0, dest));
jit->write_ubyte(IA32_MOV_REG8_IMM8+(dest & 7));
offs = jit->get_outputpos();
jit->write_byte(value);
return offs;
}
inline void X64_Movd_Reg32_Xmm(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src)
{
jit->write_ubyte(0x66);
if (dest >= kREG_R8 || src >= kREG_XMM8)
jit->write_ubyte(x64_rex(false, src, 0, dest));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x7E);
jit->write_ubyte(ia32_modrm(MOD_REG, src & 7, dest & 7));
}
inline void X64_Movq_Reg_Xmm(JitWriter *jit, jit_uint8_t dest, jit_uint8_t src)
{
jit->write_ubyte(0x66);
jit->write_ubyte(x64_rex(true, src, 0, dest));
jit->write_ubyte(0x0F);
jit->write_ubyte(0x7E);
jit->write_ubyte(ia32_modrm(MOD_REG, src & 7, dest & 7));
}
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