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/*
* Copyright (C) 2007-2009 Gabest
* http://www.gabest.org
*
* This Program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2, or (at your option)
* any later version.
*
* This Program 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 GNU Make; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA USA.
* http://www.gnu.org/copyleft/gpl.html
*
*/
#include "stdafx.h"
#include "GSDrawScanlineCodeGenerator.h"
#if _M_SSE >= 0x501
__aligned(const uint8, 8) GSDrawScanlineCodeGenerator::m_test[16][8] =
{
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
{0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00, 0x00},
{0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00, 0x00},
{0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00, 0x00},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00, 0x00},
{0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00},
{0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff},
{0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff, 0xff},
{0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff, 0xff},
{0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff, 0xff},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xff},
{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
};
const GSVector8 GSDrawScanlineCodeGenerator::m_log2_coef[4] =
{
GSVector8(0.204446009836232697516f),
GSVector8(-1.04913055217340124191f),
GSVector8(2.28330284476918490682f),
GSVector8(1.0f),
};
#else
const GSVector4i GSDrawScanlineCodeGenerator::m_test[8] =
{
GSVector4i::zero(),
GSVector4i(0xffffffff, 0x00000000, 0x00000000, 0x00000000),
GSVector4i(0xffffffff, 0xffffffff, 0x00000000, 0x00000000),
GSVector4i(0xffffffff, 0xffffffff, 0xffffffff, 0x00000000),
GSVector4i(0x00000000, 0xffffffff, 0xffffffff, 0xffffffff),
GSVector4i(0x00000000, 0x00000000, 0xffffffff, 0xffffffff),
GSVector4i(0x00000000, 0x00000000, 0x00000000, 0xffffffff),
GSVector4i::zero(),
};
const GSVector4 GSDrawScanlineCodeGenerator::m_log2_coef[4] =
{
GSVector4(0.204446009836232697516f),
GSVector4(-1.04913055217340124191f),
GSVector4(2.28330284476918490682f),
GSVector4(1.0f),
};
#endif
GSDrawScanlineCodeGenerator::GSDrawScanlineCodeGenerator(void* param, uint64 key, void* code, size_t maxsize)
: GSCodeGenerator(code, maxsize)
, m_local(*(GSScanlineLocalData*)param)
{
m_sel.key = key;
Generate();
}
#if _M_SSE >= 0x501
void GSDrawScanlineCodeGenerator::modulate16(const Ymm& a, const Operand& f, int shift)
{
if(shift == 0)
{
vpmulhrsw(a, f);
}
else
{
vpsllw(a, (uint8)(shift + 1));
vpmulhw(a, f);
}
}
void GSDrawScanlineCodeGenerator::lerp16(const Ymm& a, const Ymm& b, const Ymm& f, int shift)
{
vpsubw(a, b);
modulate16(a, f, shift);
vpaddw(a, b);
}
void GSDrawScanlineCodeGenerator::lerp16_4(const Ymm& a, const Ymm& b, const Ymm& f)
{
vpsubw(a, b);
vpmullw(a, f);
vpsraw(a, 4);
vpaddw(a, b);
}
void GSDrawScanlineCodeGenerator::mix16(const Ymm& a, const Ymm& b, const Ymm& temp)
{
vpblendw(a, b, 0xaa);
}
void GSDrawScanlineCodeGenerator::clamp16(const Ymm& a, const Ymm& temp)
{
vpackuswb(a, a);
vpermq(a, a, _MM_SHUFFLE(3, 1, 2, 0)); // this sucks
vpmovzxbw(a, a);
}
void GSDrawScanlineCodeGenerator::alltrue()
{
vpmovmskb(eax, ymm7);
cmp(eax, 0xffffffff);
je("step", T_NEAR);
}
void GSDrawScanlineCodeGenerator::blend(const Ymm& a, const Ymm& b, const Ymm& mask)
{
vpand(b, mask);
vpandn(mask, a);
vpor(a, b, mask);
}
void GSDrawScanlineCodeGenerator::blendr(const Ymm& b, const Ymm& a, const Ymm& mask)
{
vpand(b, mask);
vpandn(mask, a);
vpor(b, mask);
}
void GSDrawScanlineCodeGenerator::blend8(const Ymm& a, const Ymm& b)
{
vpblendvb(a, a, b, xmm0);
}
void GSDrawScanlineCodeGenerator::blend8r(const Ymm& b, const Ymm& a)
{
vpblendvb(b, a, b, xmm0);
}
#else
void GSDrawScanlineCodeGenerator::modulate16(const Xmm& a, const Operand& f, int shift)
{
#if _M_SSE >= 0x500
if(shift == 0)
{
vpmulhrsw(a, f);
}
else
{
vpsllw(a, shift + 1);
vpmulhw(a, f);
}
#else
if(shift == 0 && m_cpu.has(util::Cpu::tSSSE3))
{
pmulhrsw(a, f);
}
else
{
psllw(a, shift + 1);
pmulhw(a, f);
}
#endif
}
void GSDrawScanlineCodeGenerator::lerp16(const Xmm& a, const Xmm& b, const Xmm& f, int shift)
{
#if _M_SSE >= 0x500
vpsubw(a, b);
modulate16(a, f, shift);
vpaddw(a, b);
#else
psubw(a, b);
modulate16(a, f, shift);
paddw(a, b);
#endif
}
void GSDrawScanlineCodeGenerator::lerp16_4(const Xmm& a, const Xmm& b, const Xmm& f)
{
#if _M_SSE >= 0x500
vpsubw(a, b);
vpmullw(a, f);
vpsraw(a, 4);
vpaddw(a, b);
#else
psubw(a, b);
pmullw(a, f);
psraw(a, 4);
paddw(a, b);
#endif
}
void GSDrawScanlineCodeGenerator::mix16(const Xmm& a, const Xmm& b, const Xmm& temp)
{
#if _M_SSE >= 0x500
vpblendw(a, b, 0xaa);
#elif _M_SSE >= 0x401
pblendw(a, b, 0xaa);
#else
pcmpeqd(temp, temp);
psrld(temp, 16);
pand(a, temp);
pandn(temp, b);
por(a, temp);
#endif
}
void GSDrawScanlineCodeGenerator::clamp16(const Xmm& a, const Xmm& temp)
{
#if _M_SSE >= 0x500
vpackuswb(a, a);
vpmovzxbw(a, a);
#elif _M_SSE >= 0x401
packuswb(a, a);
pmovzxbw(a, a);
#else
packuswb(a, a);
pxor(temp, temp);
punpcklbw(a, temp);
#endif
}
void GSDrawScanlineCodeGenerator::alltrue()
{
#if _M_SSE >= 0x500
vpmovmskb(eax, xmm7);
cmp(eax, 0xffff);
je("step", T_NEAR);
#else
pmovmskb(eax, xmm7);
cmp(eax, 0xffff);
je("step", T_NEAR);
#endif
}
void GSDrawScanlineCodeGenerator::blend(const Xmm& a, const Xmm& b, const Xmm& mask)
{
#if _M_SSE >= 0x500
vpand(b, mask);
vpandn(mask, a);
vpor(a, b, mask);
#else
pand(b, mask);
pandn(mask, a);
por(b, mask);
movdqa(a, b);
#endif
}
void GSDrawScanlineCodeGenerator::blendr(const Xmm& b, const Xmm& a, const Xmm& mask)
{
#if _M_SSE >= 0x500
vpand(b, mask);
vpandn(mask, a);
vpor(b, mask);
#else
pand(b, mask);
pandn(mask, a);
por(b, mask);
#endif
}
void GSDrawScanlineCodeGenerator::blend8(const Xmm& a, const Xmm& b)
{
#if _M_SSE >= 0x500
vpblendvb(a, a, b, xmm0);
#elif _M_SSE >= 0x401
pblendvb(a, b);
#else
blend(a, b, xmm0);
#endif
}
void GSDrawScanlineCodeGenerator::blend8r(const Xmm& b, const Xmm& a)
{
#if _M_SSE >= 0x500
vpblendvb(b, a, b, xmm0);
#elif _M_SSE >= 0x401
pblendvb(a, b);
movdqa(b, a);
#else
blendr(b, a, xmm0);
#endif
}
#endif
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