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gsdx sw: factorize common draw scanline code

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Ymm inherite from Xmm so it is useless to duplicate the code

Add a parameter to alltrue to test the good register
This commit is contained in:
Gregory Hainaut
2016-11-24 23:03:25 +01:00
parent 211c7745de
commit e3bfa2be88
6 changed files with 35 additions and 112 deletions
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plugins/GSdx/GSDrawScanlineCodeGenerator.cpp
+18 -84
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@@ -122,82 +122,7 @@ GSDrawScanlineCodeGenerator::GSDrawScanlineCodeGenerator(void* param, uint64 key
}
}
#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)
void GSDrawScanlineCodeGenerator::modulate16(const Xmm& a, const Operand& f, uint8 shift)
{
if(g_cpu.has(util::Cpu::tAVX))
{
@@ -226,7 +151,7 @@ void GSDrawScanlineCodeGenerator::modulate16(const Xmm& a, const Operand& f, int
}
}
void GSDrawScanlineCodeGenerator::lerp16(const Xmm& a, const Xmm& b, const Xmm& f, int shift)
void GSDrawScanlineCodeGenerator::lerp16(const Xmm& a, const Xmm& b, const Xmm& f, uint8 shift)
{
if(g_cpu.has(util::Cpu::tAVX))
{
@@ -288,6 +213,15 @@ void GSDrawScanlineCodeGenerator::clamp16(const Xmm& a, const Xmm& temp)
if(g_cpu.has(util::Cpu::tAVX))
{
vpackuswb(a, a);
#if _M_SSE >= 0x501
// Greg: why ?
if(g_cpu.has(util::Cpu::tAVX2)) {
ASSERT(a.isYMM());
vpermq(Ymm(a.getIdx()), Ymm(a.getIdx()), _MM_SHUFFLE(3, 1, 2, 0)); // this sucks
}
#endif
vpmovzxbw(a, a);
}
else
@@ -306,18 +240,20 @@ void GSDrawScanlineCodeGenerator::clamp16(const Xmm& a, const Xmm& temp)
}
}
void GSDrawScanlineCodeGenerator::alltrue()
void GSDrawScanlineCodeGenerator::alltrue(const Xmm& test)
{
uint32 mask = test.isYMM() ? 0xffffffff : 0xffff;
if(g_cpu.has(util::Cpu::tAVX))
{
vpmovmskb(eax, xmm7);
cmp(eax, 0xffff);
vpmovmskb(eax, test);
cmp(eax, mask);
je("step", T_NEAR);
}
else
{
pmovmskb(eax, xmm7);
cmp(eax, 0xffff);
pmovmskb(eax, test);
cmp(eax, mask);
je("step", T_NEAR);
}
}
@@ -416,5 +352,3 @@ void GSDrawScanlineCodeGenerator::split16_2x8(const Xmm& l, const Xmm& h, const
psrlw(h, 8);
}
}
#endif