mirror of https://github.com/PCSX2/pcsx2.git
126 lines
4.8 KiB
C++
126 lines
4.8 KiB
C++
/* PCSX2 - PS2 Emulator for PCs
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* Copyright (C) 2002-2009 PCSX2 Dev Team
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*
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* PCSX2 is free software: you can redistribute it and/or modify it under the terms
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* of the GNU Lesser General Public License as published by the Free Software Found-
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* ation, either version 3 of the License, or (at your option) any later version.
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*
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* PCSX2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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* PURPOSE. See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along with PCSX2.
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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namespace x86Emitter {
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struct xImplSimd_MinMax
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{
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const xImplSimd_DestRegSSE PS; // packed single precision
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const xImplSimd_DestRegSSE PD; // packed double precision
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const xImplSimd_DestRegSSE SS; // scalar single precision
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const xImplSimd_DestRegSSE SD; // scalar double precision
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};
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//////////////////////////////////////////////////////////////////////////////////////////
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//
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struct xImplSimd_Compare
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{
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SSE2_ComparisonType CType;
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void PS( const xRegisterSSE& to, const xRegisterSSE& from ) const;
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void PS( const xRegisterSSE& to, const ModSibBase& from ) const;
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void PD( const xRegisterSSE& to, const xRegisterSSE& from ) const;
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void PD( const xRegisterSSE& to, const ModSibBase& from ) const;
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void SS( const xRegisterSSE& to, const xRegisterSSE& from ) const;
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void SS( const xRegisterSSE& to, const ModSibBase& from ) const;
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void SD( const xRegisterSSE& to, const xRegisterSSE& from ) const;
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void SD( const xRegisterSSE& to, const ModSibBase& from ) const;
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};
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//////////////////////////////////////////////////////////////////////////////////////////
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// Compare scalar floating point values and set EFLAGS (Ordered or Unordered)
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//
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struct xImplSimd_COMI
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{
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const xImplSimd_DestRegSSE SS;
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const xImplSimd_DestRegSSE SD;
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};
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//////////////////////////////////////////////////////////////////////////////////////////
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//
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struct xImplSimd_PCompare
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{
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public:
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// Compare packed bytes for equality.
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// If a data element in dest is equal to the corresponding date element src, the
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// corresponding data element in dest is set to all 1s; otherwise, it is set to all 0s.
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const xImplSimd_DestRegEither EQB;
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// Compare packed words for equality.
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// If a data element in dest is equal to the corresponding date element src, the
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// corresponding data element in dest is set to all 1s; otherwise, it is set to all 0s.
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const xImplSimd_DestRegEither EQW;
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// Compare packed doublewords [32-bits] for equality.
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// If a data element in dest is equal to the corresponding date element src, the
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// corresponding data element in dest is set to all 1s; otherwise, it is set to all 0s.
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const xImplSimd_DestRegEither EQD;
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// Compare packed signed bytes for greater than.
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// If a data element in dest is greater than the corresponding date element src, the
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// corresponding data element in dest is set to all 1s; otherwise, it is set to all 0s.
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const xImplSimd_DestRegEither GTB;
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// Compare packed signed words for greater than.
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// If a data element in dest is greater than the corresponding date element src, the
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// corresponding data element in dest is set to all 1s; otherwise, it is set to all 0s.
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const xImplSimd_DestRegEither GTW;
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// Compare packed signed doublewords [32-bits] for greater than.
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// If a data element in dest is greater than the corresponding date element src, the
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// corresponding data element in dest is set to all 1s; otherwise, it is set to all 0s.
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const xImplSimd_DestRegEither GTD;
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};
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//////////////////////////////////////////////////////////////////////////////////////////
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//
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struct xImplSimd_PMinMax
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{
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// Compare packed unsigned byte integers in dest to src and store packed min/max
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// values in dest.
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// Operation can be performed on either MMX or SSE operands.
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const xImplSimd_DestRegEither UB;
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// Compare packed signed word integers in dest to src and store packed min/max
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// values in dest.
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// Operation can be performed on either MMX or SSE operands.
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const xImplSimd_DestRegEither SW;
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// [SSE-4.1] Compare packed signed byte integers in dest to src and store
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// packed min/max values in dest. (SSE operands only)
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const xImplSimd_DestRegSSE SB;
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// [SSE-4.1] Compare packed signed doubleword integers in dest to src and store
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// packed min/max values in dest. (SSE operands only)
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const xImplSimd_DestRegSSE SD;
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// [SSE-4.1] Compare packed unsigned word integers in dest to src and store
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// packed min/max values in dest. (SSE operands only)
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const xImplSimd_DestRegSSE UW;
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// [SSE-4.1] Compare packed unsigned doubleword integers in dest to src and store
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// packed min/max values in dest. (SSE operands only)
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const xImplSimd_DestRegSSE UD;
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};
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} // end namespace x86Emitter
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