/*  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
{

struct xImplSimd_MinMax
{
    const xImplSimd_DestRegSSE PS; // packed single precision
    const xImplSimd_DestRegSSE PD; // packed double precision
    const xImplSimd_DestRegSSE SS; // scalar single precision
    const xImplSimd_DestRegSSE SD; // scalar double precision
};

//////////////////////////////////////////////////////////////////////////////////////////
//
struct xImplSimd_Compare
{
    SSE2_ComparisonType CType;

    void PS(const xRegisterSSE &to, const xRegisterSSE &from) const;
    void PS(const xRegisterSSE &to, const xIndirectVoid &from) const;

    void PD(const xRegisterSSE &to, const xRegisterSSE &from) const;
    void PD(const xRegisterSSE &to, const xIndirectVoid &from) const;

    void SS(const xRegisterSSE &to, const xRegisterSSE &from) const;
    void SS(const xRegisterSSE &to, const xIndirectVoid &from) const;

    void SD(const xRegisterSSE &to, const xRegisterSSE &from) const;
    void SD(const xRegisterSSE &to, const xIndirectVoid &from) const;
};

//////////////////////////////////////////////////////////////////////////////////////////
// Compare scalar floating point values and set EFLAGS (Ordered or Unordered)
//
struct xImplSimd_COMI
{
    const xImplSimd_DestRegSSE SS;
    const xImplSimd_DestRegSSE SD;
};


//////////////////////////////////////////////////////////////////////////////////////////
//
struct xImplSimd_PCompare
{
public:
    // Compare packed bytes for equality.
    // If a data element in dest is equal to the corresponding date element src, the
    // corresponding data element in dest is set to all 1s; otherwise, it is set to all 0s.
    const xImplSimd_DestRegEither EQB;

    // Compare packed words for equality.
    // If a data element in dest is equal to the corresponding date element src, the
    // corresponding data element in dest is set to all 1s; otherwise, it is set to all 0s.
    const xImplSimd_DestRegEither EQW;

    // Compare packed doublewords [32-bits] for equality.
    // If a data element in dest is equal to the corresponding date element src, the
    // corresponding data element in dest is set to all 1s; otherwise, it is set to all 0s.
    const xImplSimd_DestRegEither EQD;

    // Compare packed signed bytes for greater than.
    // If a data element in dest is greater than the corresponding date element src, the
    // corresponding data element in dest is set to all 1s; otherwise, it is set to all 0s.
    const xImplSimd_DestRegEither GTB;

    // Compare packed signed words for greater than.
    // If a data element in dest is greater than the corresponding date element src, the
    // corresponding data element in dest is set to all 1s; otherwise, it is set to all 0s.
    const xImplSimd_DestRegEither GTW;

    // Compare packed signed doublewords [32-bits] for greater than.
    // If a data element in dest is greater than the corresponding date element src, the
    // corresponding data element in dest is set to all 1s; otherwise, it is set to all 0s.
    const xImplSimd_DestRegEither GTD;
};

//////////////////////////////////////////////////////////////////////////////////////////
//
struct xImplSimd_PMinMax
{
    // Compare packed unsigned byte integers in dest to src and store packed min/max
    // values in dest.
    const xImplSimd_DestRegEither UB;

    // Compare packed signed word integers in dest to src and store packed min/max
    // values in dest.
    const xImplSimd_DestRegEither SW;

    // [SSE-4.1] Compare packed signed byte integers in dest to src and store
    // packed min/max values in dest. (SSE operands only)
    const xImplSimd_DestRegSSE SB;

    // [SSE-4.1] Compare packed signed doubleword integers in dest to src and store
    // packed min/max values in dest. (SSE operands only)
    const xImplSimd_DestRegSSE SD;

    // [SSE-4.1] Compare packed unsigned word integers in dest to src and store
    // packed min/max values in dest. (SSE operands only)
    const xImplSimd_DestRegSSE UW;

    // [SSE-4.1] Compare packed unsigned doubleword integers in dest to src and store
    // packed min/max values in dest. (SSE operands only)
    const xImplSimd_DestRegSSE UD;
};

} // end namespace x86Emitter
