pcsx2/common/include/x86emitter/implement/group1.h

150 lines
5.2 KiB
C++

/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2009 PCSX2 Dev Team
*
* PCSX2 is free software: you can redistribute it and/or modify it under the terms
* of the GNU Lesser General Public License as published by the Free Software Found-
* ation, either version 3 of the License, or (at your option) any later version.
*
* PCSX2 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 PCSX2.
* If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
namespace x86Emitter {
enum G1Type
{
G1Type_ADD=0,
G1Type_OR,
G1Type_ADC,
G1Type_SBB,
G1Type_AND,
G1Type_SUB,
G1Type_XOR,
G1Type_CMP
};
// --------------------------------------------------------------------------------------
// xImpl_Group1
// --------------------------------------------------------------------------------------
struct xImpl_Group1
{
G1Type InstType;
void operator()( const xRegister8& to, const xRegister8& from ) const;
void operator()( const xRegister16& to, const xRegister16& from ) const;
void operator()( const xRegister32& to, const xRegister32& from ) const;
void operator()( const ModSibBase& to, const xRegisterInt& from ) const;
void operator()( const xRegisterInt& to, const ModSibBase& from ) const;
void operator()( const xRegisterInt& to, int imm ) const;
void operator()( const ModSib32orLess& to, int imm ) const;
#if 0
// ------------------------------------------------------------------------
template< typename T > __noinline void operator()( const ModSibBase& to, const xImmReg<T>& immOrReg ) const
{
_DoI_helpermess( *this, to, immOrReg );
}
template< typename T > __noinline void operator()( const xDirectOrIndirect<T>& to, const xImmReg<T>& immOrReg ) const
{
_DoI_helpermess( *this, to, immOrReg );
}
template< typename T > __noinline void operator()( const xDirectOrIndirect<T>& to, int imm ) const
{
_DoI_helpermess( *this, to, imm );
}
template< typename T > __noinline void operator()( const xDirectOrIndirect<T>& to, const xDirectOrIndirect<T>& from ) const
{
_DoI_helpermess( *this, to, from );
}
// FIXME : Make this struct to 8, 16, and 32 bit registers
template< typename T > __noinline void operator()( const xRegisterBase& to, const xDirectOrIndirect<T>& from ) const
{
_DoI_helpermess( *this, xDirectOrIndirect<T>( to ), from );
}
// FIXME : Make this struct to 8, 16, and 32 bit registers
template< typename T > __noinline void operator()( const xDirectOrIndirect<T>& to, const xRegisterBase& from ) const
{
_DoI_helpermess( *this, to, xDirectOrIndirect<T>( from ) );
}
#endif
};
// ------------------------------------------------------------------------
// This class combines x86 with SSE/SSE2 logic operations (ADD, OR, and NOT).
// Note: ANDN [AndNot] is handled below separately.
//
struct xImpl_G1Logic
{
G1Type InstType;
void operator()( const xRegister8& to, const xRegister8& from ) const;
void operator()( const xRegister16& to, const xRegister16& from ) const;
void operator()( const xRegister32& to, const xRegister32& from ) const;
void operator()( const ModSibBase& to, const xRegisterInt& from ) const;
void operator()( const xRegisterInt& to, const ModSibBase& from ) const;
void operator()( const xRegisterInt& to, int imm ) const;
void operator()( const ModSib32orLess& to, int imm ) const;
xImplSimd_DestRegSSE PS; // packed single precision
xImplSimd_DestRegSSE PD; // packed double precision
};
// ------------------------------------------------------------------------
// This class combines x86 with SSE/SSE2 arithmetic operations (ADD/SUB).
//
struct xImpl_G1Arith
{
G1Type InstType;
void operator()( const xRegister8& to, const xRegister8& from ) const;
void operator()( const xRegister16& to, const xRegister16& from ) const;
void operator()( const xRegister32& to, const xRegister32& from ) const;
void operator()( const ModSibBase& to, const xRegisterInt& from ) const;
void operator()( const xRegisterInt& to, const ModSibBase& from ) const;
void operator()( const xRegisterInt& to, int imm ) const;
void operator()( const ModSib32orLess& to, int imm ) const;
xImplSimd_DestRegSSE PS; // packed single precision
xImplSimd_DestRegSSE PD; // packed double precision
xImplSimd_DestRegSSE SS; // scalar single precision
xImplSimd_DestRegSSE SD; // scalar double precision
};
// ------------------------------------------------------------------------
struct xImpl_G1Compare
{
void operator()( const xRegister8& to, const xRegister8& from ) const;
void operator()( const xRegister16& to, const xRegister16& from ) const;
void operator()( const xRegister32& to, const xRegister32& from ) const;
void operator()( const ModSibBase& to, const xRegisterInt& from ) const;
void operator()( const xRegisterInt& to, const ModSibBase& from ) const;
void operator()( const xRegisterInt& to, int imm ) const;
void operator()( const ModSib32orLess& to, int imm ) const;
xImplSimd_DestSSE_CmpImm PS;
xImplSimd_DestSSE_CmpImm PD;
xImplSimd_DestSSE_CmpImm SS;
xImplSimd_DestSSE_CmpImm SD;
};
} // End namespace x86Emitter