pcsx2/common/emitter/implement/simd_comparisons.h

112 lines
4.1 KiB
C++

// SPDX-FileCopyrightText: 2002-2023 PCSX2 Dev Team
// SPDX-License-Identifier: LGPL-3.0+
#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