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

74 lines
2.5 KiB
C++

/* PCSX2 - PS2 Emulator for PCs
* Copyright (C) 2002-2010 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
{
// =====================================================================================================
// xImpl_SIMD Types (template free!)
// =====================================================================================================
// ------------------------------------------------------------------------
// For implementing SSE-only logic operations that have xmmreg,xmmreg/rm forms only,
// like ANDPS/ANDPD
//
struct xImplSimd_DestRegSSE
{
u8 Prefix;
u16 Opcode;
void operator()(const xRegisterSSE &to, const xRegisterSSE &from) const;
void operator()(const xRegisterSSE &to, const xIndirectVoid &from) const;
};
// ------------------------------------------------------------------------
// For implementing SSE-only logic operations that have xmmreg,reg/rm,imm forms only
// (PSHUFD / PSHUFHW / etc).
//
struct xImplSimd_DestRegImmSSE
{
u8 Prefix;
u16 Opcode;
void operator()(const xRegisterSSE &to, const xRegisterSSE &from, u8 imm) const;
void operator()(const xRegisterSSE &to, const xIndirectVoid &from, u8 imm) const;
};
struct xImplSimd_DestSSE_CmpImm
{
u8 Prefix;
u16 Opcode;
void operator()(const xRegisterSSE &to, const xRegisterSSE &from, SSE2_ComparisonType imm) const;
void operator()(const xRegisterSSE &to, const xIndirectVoid &from, SSE2_ComparisonType imm) const;
};
// ------------------------------------------------------------------------
// For implementing SSE operations that have reg,reg/rm forms only,
// but accept either MM or XMM destinations (most PADD/PSUB and other P arithmetic ops).
//
struct xImplSimd_DestRegEither
{
u8 Prefix;
u16 Opcode;
void operator()(const xRegisterSSE &to, const xRegisterSSE &from) const;
void operator()(const xRegisterSSE &to, const xIndirectVoid &from) const;
};
} // end namespace x86Emitter