pcsx2/plugins/GSdx/GSDrawScanlineCodeGenerator...

2909 lines
53 KiB
C++

/*
* 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"
#include "GSVertexSW.h"
#if _M_SSE == 0x500 && !(defined(_M_AMD64) || defined(_WIN64))
static const int _args = 16;
static const int _top = _args + 4;
static const int _v = _args + 8;
void GSDrawScanlineCodeGenerator::Generate()
{
//ret(8);
push(ebx);
push(esi);
push(edi);
push(ebp);
Init();
if(!m_sel.edge)
{
align(16);
}
L("loop");
// ecx = steps
// esi = fzbr
// edi = fzbc
// xmm0 = z/zi
// xmm2 = s/u (tme)
// xmm3 = t/v (tme)
// xmm4 = q (tme)
// xmm5 = rb (!tme)
// xmm6 = ga (!tme)
// xmm7 = test
bool tme = m_sel.tfx != TFX_NONE;
TestZ(tme ? xmm5 : xmm2, tme ? xmm6 : xmm3);
// ecx = steps
// esi = fzbr
// edi = fzbc
// ebp = za
// - xmm0
// xmm2 = s/u (tme)
// xmm3 = t/v (tme)
// xmm4 = q (tme)
// xmm5 = rb (!tme)
// xmm6 = ga (!tme)
// xmm7 = test
if(m_sel.mmin)
{
SampleTextureLOD();
}
else
{
SampleTexture();
}
// ecx = steps
// esi = fzbr
// edi = fzbc
// ebp = za
// - xmm2
// - xmm3
// - xmm4
// xmm5 = rb
// xmm6 = ga
// xmm7 = test
AlphaTFX();
// ecx = steps
// esi = fzbr
// edi = fzbc
// ebp = za
// xmm2 = gaf (TFX_HIGHLIGHT || TFX_HIGHLIGHT2 && !tcc)
// xmm5 = rb
// xmm6 = ga
// xmm7 = test
ReadMask();
// ecx = steps
// esi = fzbr
// edi = fzbc
// ebp = za
// xmm2 = gaf (TFX_HIGHLIGHT || TFX_HIGHLIGHT2 && !tcc)
// xmm3 = fm
// xmm4 = zm
// xmm5 = rb
// xmm6 = ga
// xmm7 = test
TestAlpha();
// ecx = steps
// esi = fzbr
// edi = fzbc
// ebp = za
// xmm2 = gaf (TFX_HIGHLIGHT || TFX_HIGHLIGHT2 && !tcc)
// xmm3 = fm
// xmm4 = zm
// xmm5 = rb
// xmm6 = ga
// xmm7 = test
ColorTFX();
// ecx = steps
// esi = fzbr
// edi = fzbc
// ebp = za
// xmm3 = fm
// xmm4 = zm
// xmm5 = rb
// xmm6 = ga
// xmm7 = test
Fog();
// ecx = steps
// esi = fzbr
// edi = fzbc
// ebp = za
// xmm3 = fm
// xmm4 = zm
// xmm5 = rb
// xmm6 = ga
// xmm7 = test
ReadFrame();
// ecx = steps
// esi = fzbr
// edi = fzbc
// ebp = za
// xmm2 = fd
// xmm3 = fm
// xmm4 = zm
// xmm5 = rb
// xmm6 = ga
// xmm7 = test
TestDestAlpha();
// ecx = steps
// esi = fzbr
// edi = fzbc
// ebp = za
// xmm2 = fd
// xmm3 = fm
// xmm4 = zm
// xmm5 = rb
// xmm6 = ga
// xmm7 = test
WriteMask();
// ebx = fa
// ecx = steps
// edx = fzm
// esi = fzbr
// edi = fzbc
// ebp = za
// xmm2 = fd
// xmm3 = fm
// xmm4 = zm
// xmm5 = rb
// xmm6 = ga
WriteZBuf();
// ebx = fa
// ecx = steps
// edx = fzm
// esi = fzbr
// edi = fzbc
// - ebp
// xmm2 = fd
// xmm3 = fm
// - xmm4
// xmm5 = rb
// xmm6 = ga
AlphaBlend();
// ebx = fa
// ecx = steps
// edx = fzm
// esi = fzbr
// edi = fzbc
// xmm2 = fd
// xmm3 = fm
// xmm5 = rb
// xmm6 = ga
WriteFrame();
L("step");
// if(steps <= 0) break;
if(!m_sel.edge)
{
test(ecx, ecx);
jle("exit", T_NEAR);
Step();
jmp("loop", T_NEAR);
}
L("exit");
// vzeroupper();
pop(ebp);
pop(edi);
pop(esi);
pop(ebx);
ret(8);
}
void GSDrawScanlineCodeGenerator::Init()
{
if(!m_sel.notest)
{
// int skip = left & 3;
mov(ebx, edx);
and(edx, 3);
// int steps = pixels + skip - 4;
lea(ecx, ptr[ecx + edx - 4]);
// left -= skip;
sub(ebx, edx);
// GSVector4i test = m_test[skip] | m_test[7 + (steps & (steps >> 31))];
shl(edx, 4);
vmovdqa(xmm7, ptr[edx + (size_t)&m_test[0]]);
mov(eax, ecx);
sar(eax, 31);
and(eax, ecx);
shl(eax, 4);
vpor(xmm7, ptr[eax + (size_t)&m_test[7]]);
}
else
{
mov(ebx, edx); // left
xor(edx, edx); // skip
lea(ecx, ptr[ecx - 4]); // steps
}
// GSVector2i* fza_base = &m_local.gd->fzbr[top];
mov(esi, ptr[esp + _top]);
lea(esi, ptr[esi * 8]);
add(esi, ptr[&m_local.gd->fzbr]);
// GSVector2i* fza_offset = &m_local.gd->fzbc[left >> 2];
lea(edi, ptr[ebx * 2]);
add(edi, ptr[&m_local.gd->fzbc]);
if(m_sel.prim != GS_SPRITE_CLASS && (m_sel.fwrite && m_sel.fge || m_sel.zb) || m_sel.fb && (m_sel.edge || m_sel.tfx != TFX_NONE || m_sel.iip))
{
// edx = &m_local.d[skip]
lea(edx, ptr[edx * 8 + (size_t)m_local.d]);
// ebx = &v
mov(ebx, ptr[esp + _v]);
}
if(m_sel.prim != GS_SPRITE_CLASS)
{
if(m_sel.fwrite && m_sel.fge || m_sel.zb)
{
vmovaps(xmm0, ptr[ebx + offsetof(GSVertexSW, p)]); // v.p
if(m_sel.fwrite && m_sel.fge)
{
// f = GSVector4i(vp).zzzzh().zzzz().add16(m_local.d[skip].f);
vcvttps2dq(xmm1, xmm0);
vpshufhw(xmm1, xmm1, _MM_SHUFFLE(2, 2, 2, 2));
vpshufd(xmm1, xmm1, _MM_SHUFFLE(2, 2, 2, 2));
vpaddw(xmm1, ptr[edx + offsetof(GSScanlineLocalData::skip, f)]);
vmovdqa(ptr[&m_local.temp.f], xmm1);
}
if(m_sel.zb)
{
// z = vp.zzzz() + m_local.d[skip].z;
vshufps(xmm0, xmm0, _MM_SHUFFLE(2, 2, 2, 2));
vmovaps(ptr[&m_local.temp.z], xmm0);
vmovaps(xmm2, ptr[edx + offsetof(GSScanlineLocalData::skip, z)]);
vmovaps(ptr[&m_local.temp.zo], xmm2);
vaddps(xmm0, xmm2);
}
}
}
else
{
if(m_sel.ztest)
{
vmovdqa(xmm0, ptr[&m_local.p.z]);
}
}
if(m_sel.fb)
{
if(m_sel.edge || m_sel.tfx != TFX_NONE)
{
vmovaps(xmm4, ptr[ebx + offsetof(GSVertexSW, t)]); // v.t
}
if(m_sel.edge)
{
// m_local.temp.cov = GSVector4i::cast(v.t).zzzzh().wwww().srl16(9);
vpshufhw(xmm3, xmm4, _MM_SHUFFLE(2, 2, 2, 2));
vpshufd(xmm3, xmm3, _MM_SHUFFLE(3, 3, 3, 3));
vpsrlw(xmm3, 9);
vmovdqa(ptr[&m_local.temp.cov], xmm3);
}
if(m_sel.tfx != TFX_NONE)
{
if(m_sel.fst)
{
// GSVector4i vti(vt);
vcvttps2dq(xmm6, xmm4);
// s = vti.xxxx() + m_local.d[skip].s;
// t = vti.yyyy(); if(!sprite) t += m_local.d[skip].t;
vpshufd(xmm2, xmm6, _MM_SHUFFLE(0, 0, 0, 0));
vpshufd(xmm3, xmm6, _MM_SHUFFLE(1, 1, 1, 1));
vpaddd(xmm2, ptr[edx + offsetof(GSScanlineLocalData::skip, s)]);
if(m_sel.prim != GS_SPRITE_CLASS || m_sel.mmin)
{
vpaddd(xmm3, ptr[edx + offsetof(GSScanlineLocalData::skip, t)]);
}
else
{
if(m_sel.ltf)
{
vpshuflw(xmm6, xmm3, _MM_SHUFFLE(2, 2, 0, 0));
vpshufhw(xmm6, xmm6, _MM_SHUFFLE(2, 2, 0, 0));
vpsrlw(xmm6, 12);
vmovdqa(ptr[&m_local.temp.vf], xmm6);
}
}
vmovdqa(ptr[&m_local.temp.s], xmm2);
vmovdqa(ptr[&m_local.temp.t], xmm3);
}
else
{
// s = vt.xxxx() + m_local.d[skip].s;
// t = vt.yyyy() + m_local.d[skip].t;
// q = vt.zzzz() + m_local.d[skip].q;
vshufps(xmm2, xmm4, xmm4, _MM_SHUFFLE(0, 0, 0, 0));
vshufps(xmm3, xmm4, xmm4, _MM_SHUFFLE(1, 1, 1, 1));
vshufps(xmm4, xmm4, xmm4, _MM_SHUFFLE(2, 2, 2, 2));
vaddps(xmm2, ptr[edx + offsetof(GSScanlineLocalData::skip, s)]);
vaddps(xmm3, ptr[edx + offsetof(GSScanlineLocalData::skip, t)]);
vaddps(xmm4, ptr[edx + offsetof(GSScanlineLocalData::skip, q)]);
vmovaps(ptr[&m_local.temp.s], xmm2);
vmovaps(ptr[&m_local.temp.t], xmm3);
vmovaps(ptr[&m_local.temp.q], xmm4);
}
}
if(!(m_sel.tfx == TFX_DECAL && m_sel.tcc))
{
if(m_sel.iip)
{
// GSVector4i vc = GSVector4i(v.c);
vcvttps2dq(xmm6, ptr[ebx + offsetof(GSVertexSW, c)]); // v.c
// vc = vc.upl16(vc.zwxy());
vpshufd(xmm5, xmm6, _MM_SHUFFLE(1, 0, 3, 2));
vpunpcklwd(xmm6, xmm5);
// rb = vc.xxxx().add16(m_local.d[skip].rb);
// ga = vc.zzzz().add16(m_local.d[skip].ga);
vpshufd(xmm5, xmm6, _MM_SHUFFLE(0, 0, 0, 0));
vpshufd(xmm6, xmm6, _MM_SHUFFLE(2, 2, 2, 2));
vpaddw(xmm5, ptr[edx + offsetof(GSScanlineLocalData::skip, rb)]);
vpaddw(xmm6, ptr[edx + offsetof(GSScanlineLocalData::skip, ga)]);
vmovdqa(ptr[&m_local.temp.rb], xmm5);
vmovdqa(ptr[&m_local.temp.ga], xmm6);
}
else
{
if(m_sel.tfx == TFX_NONE)
{
vmovdqa(xmm5, ptr[&m_local.c.rb]);
vmovdqa(xmm6, ptr[&m_local.c.ga]);
}
}
}
}
}
void GSDrawScanlineCodeGenerator::Step()
{
// steps -= 4;
sub(ecx, 4);
// fza_offset++;
add(edi, 8);
if(m_sel.prim != GS_SPRITE_CLASS)
{
// z += m_local.d4.z;
if(m_sel.zb)
{
vmovaps(xmm0, ptr[&m_local.temp.zo]);
vaddps(xmm0, ptr[&m_local.d4.z]);
vmovaps(ptr[&m_local.temp.zo], xmm0);
vaddps(xmm0, ptr[&m_local.temp.z]);
}
// f = f.add16(m_local.d4.f);
if(m_sel.fwrite && m_sel.fge)
{
vmovdqa(xmm1, ptr[&m_local.temp.f]);
vpaddw(xmm1, ptr[&m_local.d4.f]);
vmovdqa(ptr[&m_local.temp.f], xmm1);
}
}
else
{
if(m_sel.ztest)
{
vmovdqa(xmm0, ptr[&m_local.p.z]);
}
}
if(m_sel.fb)
{
if(m_sel.tfx != TFX_NONE)
{
if(m_sel.fst)
{
// GSVector4i stq = m_local.d4.stq;
// s += stq.xxxx();
// if(!sprite) t += stq.yyyy();
vmovdqa(xmm4, ptr[&m_local.d4.stq]);
vpshufd(xmm2, xmm4, _MM_SHUFFLE(0, 0, 0, 0));
vpaddd(xmm2, ptr[&m_local.temp.s]);
vmovdqa(ptr[&m_local.temp.s], xmm2);
if(m_sel.prim != GS_SPRITE_CLASS || m_sel.mmin)
{
vpshufd(xmm3, xmm4, _MM_SHUFFLE(1, 1, 1, 1));
vpaddd(xmm3, ptr[&m_local.temp.t]);
vmovdqa(ptr[&m_local.temp.t], xmm3);
}
else
{
vmovdqa(xmm3, ptr[&m_local.temp.t]);
}
}
else
{
// GSVector4 stq = m_local.d4.stq;
// s += stq.xxxx();
// t += stq.yyyy();
// q += stq.zzzz();
vmovaps(xmm4, ptr[&m_local.d4.stq]);
vshufps(xmm2, xmm4, xmm4, _MM_SHUFFLE(0, 0, 0, 0));
vshufps(xmm3, xmm4, xmm4, _MM_SHUFFLE(1, 1, 1, 1));
vshufps(xmm4, xmm4, xmm4, _MM_SHUFFLE(2, 2, 2, 2));
vaddps(xmm2, ptr[&m_local.temp.s]);
vaddps(xmm3, ptr[&m_local.temp.t]);
vaddps(xmm4, ptr[&m_local.temp.q]);
vmovaps(ptr[&m_local.temp.s], xmm2);
vmovaps(ptr[&m_local.temp.t], xmm3);
vmovaps(ptr[&m_local.temp.q], xmm4);
}
}
if(!(m_sel.tfx == TFX_DECAL && m_sel.tcc))
{
if(m_sel.iip)
{
// GSVector4i c = m_local.d4.c;
// rb = rb.add16(c.xxxx());
// ga = ga.add16(c.yyyy());
vmovdqa(xmm7, ptr[&m_local.d4.c]);
vpshufd(xmm5, xmm7, _MM_SHUFFLE(0, 0, 0, 0));
vpshufd(xmm6, xmm7, _MM_SHUFFLE(1, 1, 1, 1));
vpaddw(xmm5, ptr[&m_local.temp.rb]);
vpaddw(xmm6, ptr[&m_local.temp.ga]);
// FIXME: color may underflow and roll over at the end of the line, if decreasing
vpxor(xmm7, xmm7);
vpmaxsw(xmm5, xmm7);
vpmaxsw(xmm6, xmm7);
vmovdqa(ptr[&m_local.temp.rb], xmm5);
vmovdqa(ptr[&m_local.temp.ga], xmm6);
}
else
{
if(m_sel.tfx == TFX_NONE)
{
vmovdqa(xmm5, ptr[&m_local.c.rb]);
vmovdqa(xmm6, ptr[&m_local.c.ga]);
}
}
}
}
if(!m_sel.notest)
{
// test = m_test[7 + (steps & (steps >> 31))];
mov(edx, ecx);
sar(edx, 31);
and(edx, ecx);
shl(edx, 4);
vmovdqa(xmm7, ptr[edx + (size_t)&m_test[7]]);
}
}
void GSDrawScanlineCodeGenerator::TestZ(const Xmm& temp1, const Xmm& temp2)
{
if(!m_sel.zb)
{
return;
}
// int za = fza_base.y + fza_offset->y;
mov(ebp, ptr[esi + 4]);
add(ebp, ptr[edi + 4]);
and(ebp, HALF_VM_SIZE - 1);
// GSVector4i zs = zi;
if(m_sel.prim != GS_SPRITE_CLASS)
{
if(m_sel.zoverflow)
{
// zs = (GSVector4i(z * 0.5f) << 1) | (GSVector4i(z) & GSVector4i::x00000001());
vbroadcastss(temp1, ptr[&GSVector4::m_half]);
vmulps(temp1, xmm0);
vcvttps2dq(temp1, temp1);
vpslld(temp1, 1);
vcvttps2dq(xmm0, xmm0);
vpcmpeqd(temp2, temp2);
vpsrld(temp2, 31);
vpand(xmm0, temp2);
vpor(xmm0, temp1);
}
else
{
// zs = GSVector4i(z);
vcvttps2dq(xmm0, xmm0);
}
if(m_sel.zwrite)
{
vmovdqa(ptr[&m_local.temp.zs], xmm0);
}
}
if(m_sel.ztest)
{
ReadPixel(xmm1, ebp);
if(m_sel.zwrite && m_sel.zpsm < 2)
{
vmovdqa(ptr[&m_local.temp.zd], xmm1);
}
// zd &= 0xffffffff >> m_sel.zpsm * 8;
if(m_sel.zpsm)
{
vpslld(xmm1, m_sel.zpsm * 8);
vpsrld(xmm1, m_sel.zpsm * 8);
}
if(m_sel.zoverflow || m_sel.zpsm == 0)
{
// GSVector4i o = GSVector4i::x80000000();
vpcmpeqd(temp1, temp1);
vpslld(temp1, 31);
// GSVector4i zso = zs - o;
// GSVector4i zdo = zd - o;
vpsubd(xmm0, temp1);
vpsubd(xmm1, temp1);
}
switch(m_sel.ztst)
{
case ZTST_GEQUAL:
// test |= zso < zdo; // ~(zso >= zdo)
vpcmpgtd(xmm1, xmm0);
vpor(xmm7, xmm1);
break;
case ZTST_GREATER: // TODO: tidus hair and chocobo wings only appear fully when this is tested as ZTST_GEQUAL
// test |= zso <= zdo; // ~(zso > zdo)
vpcmpgtd(xmm0, xmm1);
vpcmpeqd(temp1, temp1);
vpxor(xmm0, temp1);
vpor(xmm7, xmm0);
break;
}
alltrue();
}
}
void GSDrawScanlineCodeGenerator::SampleTexture()
{
if(!m_sel.fb || m_sel.tfx == TFX_NONE)
{
return;
}
mov(ebx, ptr[&m_local.gd->tex[0]]);
if(m_sel.tlu)
{
mov(edx, ptr[&m_local.gd->clut]);
}
// ebx = tex
// edx = clut
if(!m_sel.fst)
{
vrcpps(xmm0, xmm4);
vmulps(xmm2, xmm0);
vmulps(xmm3, xmm0);
vcvttps2dq(xmm2, xmm2);
vcvttps2dq(xmm3, xmm3);
if(m_sel.ltf)
{
// u -= 0x8000;
// v -= 0x8000;
mov(eax, 0x8000);
vmovd(xmm4, eax);
vpshufd(xmm4, xmm4, _MM_SHUFFLE(0, 0, 0, 0));
vpsubd(xmm2, xmm4);
vpsubd(xmm3, xmm4);
}
}
// xmm2 = u
// xmm3 = v
if(m_sel.ltf)
{
// GSVector4i uf = u.xxzzlh().srl16(1);
vpshuflw(xmm0, xmm2, _MM_SHUFFLE(2, 2, 0, 0));
vpshufhw(xmm0, xmm0, _MM_SHUFFLE(2, 2, 0, 0));
vpsrlw(xmm0, 12);
vmovdqa(ptr[&m_local.temp.uf], xmm0);
if(m_sel.prim != GS_SPRITE_CLASS)
{
// GSVector4i vf = v.xxzzlh().srl16(1);
vpshuflw(xmm0, xmm3, _MM_SHUFFLE(2, 2, 0, 0));
vpshufhw(xmm0, xmm0, _MM_SHUFFLE(2, 2, 0, 0));
vpsrlw(xmm0, 12);
vmovdqa(ptr[&m_local.temp.vf], xmm0);
}
}
// GSVector4i uv0 = u.sra32(16).ps32(v.sra32(16));
vpsrad(xmm2, 16);
vpsrad(xmm3, 16);
vpackssdw(xmm2, xmm3);
if(m_sel.ltf)
{
// GSVector4i uv1 = uv0.add16(GSVector4i::x0001());
vpcmpeqd(xmm1, xmm1);
vpsrlw(xmm1, 15);
vpaddw(xmm3, xmm2, xmm1);
// uv0 = Wrap(uv0);
// uv1 = Wrap(uv1);
Wrap(xmm2, xmm3);
}
else
{
// uv0 = Wrap(uv0);
Wrap(xmm2);
}
// xmm2 = uv0
// xmm3 = uv1 (ltf)
// xmm0, xmm1, xmm4, xmm5, xmm6 = free
// xmm7 = used
// GSVector4i y0 = uv0.uph16() << tw;
// GSVector4i x0 = uv0.upl16();
vpxor(xmm0, xmm0);
vpunpcklwd(xmm4, xmm2, xmm0);
vpunpckhwd(xmm2, xmm2, xmm0);
vpslld(xmm2, m_sel.tw + 3);
// xmm0 = 0
// xmm2 = y0
// xmm3 = uv1 (ltf)
// xmm4 = x0
// xmm1, xmm5, xmm6 = free
// xmm7 = used
if(m_sel.ltf)
{
// GSVector4i y1 = uv1.uph16() << tw;
// GSVector4i x1 = uv1.upl16();
vpunpcklwd(xmm6, xmm3, xmm0);
vpunpckhwd(xmm3, xmm3, xmm0);
vpslld(xmm3, m_sel.tw + 3);
// xmm2 = y0
// xmm3 = y1
// xmm4 = x0
// xmm6 = x1
// xmm0, xmm5, xmm6 = free
// xmm7 = used
// GSVector4i addr00 = y0 + x0;
// GSVector4i addr01 = y0 + x1;
// GSVector4i addr10 = y1 + x0;
// GSVector4i addr11 = y1 + x1;
vpaddd(xmm5, xmm2, xmm4);
vpaddd(xmm2, xmm2, xmm6);
vpaddd(xmm0, xmm3, xmm4);
vpaddd(xmm3, xmm3, xmm6);
// xmm5 = addr00
// xmm2 = addr01
// xmm0 = addr10
// xmm3 = addr11
// xmm1, xmm4, xmm6 = free
// xmm7 = used
// c00 = addr00.gather32_32((const uint32/uint8*)tex[, clut]);
// c01 = addr01.gather32_32((const uint32/uint8*)tex[, clut]);
// c10 = addr10.gather32_32((const uint32/uint8*)tex[, clut]);
// c11 = addr11.gather32_32((const uint32/uint8*)tex[, clut]);
ReadTexel(4, 0);
// xmm6 = c00
// xmm4 = c01
// xmm1 = c10
// xmm5 = c11
// xmm0, xmm2, xmm3 = free
// xmm7 = used
vmovdqa(xmm0, ptr[&m_local.temp.uf]);
// GSVector4i rb00 = c00 & mask;
// GSVector4i ga00 = (c00 >> 8) & mask;
vpsllw(xmm2, xmm6, 8);
vpsrlw(xmm2, 8);
vpsrlw(xmm6, 8);
// GSVector4i rb01 = c01 & mask;
// GSVector4i ga01 = (c01 >> 8) & mask;
vpsllw(xmm3, xmm4, 8);
vpsrlw(xmm3, 8);
vpsrlw(xmm4, 8);
// xmm0 = uf
// xmm2 = rb00
// xmm3 = rb01
// xmm6 = ga00
// xmm4 = ga01
// xmm1 = c10
// xmm5 = c11
// xmm7 = used
// rb00 = rb00.lerp16_4(rb01, uf);
// ga00 = ga00.lerp16_4(ga01, uf);
lerp16_4(xmm3, xmm2, xmm0);
lerp16_4(xmm4, xmm6, xmm0);
// xmm0 = uf
// xmm3 = rb00
// xmm4 = ga00
// xmm1 = c10
// xmm5 = c11
// xmm2, xmm6 = free
// xmm7 = used
// GSVector4i rb10 = c10 & mask;
// GSVector4i ga10 = (c10 >> 8) & mask;
vpsrlw(xmm2, xmm1, 8);
vpsllw(xmm1, 8);
vpsrlw(xmm1, 8);
// GSVector4i rb11 = c11 & mask;
// GSVector4i ga11 = (c11 >> 8) & mask;
vpsrlw(xmm6, xmm5, 8);
vpsllw(xmm5, 8);
vpsrlw(xmm5, 8);
// xmm0 = uf
// xmm3 = rb00
// xmm4 = ga00
// xmm1 = rb10
// xmm5 = rb11
// xmm2 = ga10
// xmm6 = ga11
// xmm7 = used
// rb10 = rb10.lerp16_4(rb11, uf);
// ga10 = ga10.lerp16_4(ga11, uf);
lerp16_4(xmm5, xmm1, xmm0);
lerp16_4(xmm6, xmm2, xmm0);
// xmm3 = rb00
// xmm4 = ga00
// xmm5 = rb10
// xmm6 = ga10
// xmm0, xmm1, xmm2 = free
// xmm7 = used
// rb00 = rb00.lerp16_4(rb10, vf);
// ga00 = ga00.lerp16_4(ga10, vf);
vmovdqa(xmm0, ptr[&m_local.temp.vf]);
lerp16_4(xmm5, xmm3, xmm0);
lerp16_4(xmm6, xmm4, xmm0);
}
else
{
// GSVector4i addr00 = y0 + x0;
vpaddd(xmm5, xmm2, xmm4);
// c00 = addr00.gather32_32((const uint32/uint8*)tex[, clut]);
ReadTexel(1, 0);
// GSVector4i mask = GSVector4i::x00ff();
// c[0] = c00 & mask;
// c[1] = (c00 >> 8) & mask;
vpsllw(xmm5, xmm6, 8);
vpsrlw(xmm5, 8);
vpsrlw(xmm6, 8);
}
}
void GSDrawScanlineCodeGenerator::Wrap(const Xmm& uv)
{
// xmm0, xmm1, xmm4, xmm5, xmm6 = free
int wms_clamp = ((m_sel.wms + 1) >> 1) & 1;
int wmt_clamp = ((m_sel.wmt + 1) >> 1) & 1;
int region = ((m_sel.wms | m_sel.wmt) >> 1) & 1;
if(wms_clamp == wmt_clamp)
{
if(wms_clamp)
{
if(region)
{
vpmaxsw(uv, ptr[&m_local.gd->t.min]);
}
else
{
vpxor(xmm0, xmm0);
vpmaxsw(uv, xmm0);
}
vpminsw(uv, ptr[&m_local.gd->t.max]);
}
else
{
vpand(uv, ptr[&m_local.gd->t.min]);
if(region)
{
vpor(uv, ptr[&m_local.gd->t.max]);
}
}
}
else
{
vmovdqa(xmm4, ptr[&m_local.gd->t.min]);
vmovdqa(xmm5, ptr[&m_local.gd->t.max]);
vmovdqa(xmm0, ptr[&m_local.gd->t.mask]);
// GSVector4i repeat = (t & m_local.gd->t.min) | m_local.gd->t.max;
vpand(xmm1, uv, xmm4);
if(region)
{
vpor(xmm1, xmm5);
}
// GSVector4i clamp = t.sat_i16(m_local.gd->t.min, m_local.gd->t.max);
vpmaxsw(uv, xmm4);
vpminsw(uv, xmm5);
// clamp.blend8(repeat, m_local.gd->t.mask);
vpblendvb(uv, xmm1, xmm0);
}
}
void GSDrawScanlineCodeGenerator::Wrap(const Xmm& uv0, const Xmm& uv1)
{
// xmm0, xmm1, xmm4, xmm5, xmm6 = free
int wms_clamp = ((m_sel.wms + 1) >> 1) & 1;
int wmt_clamp = ((m_sel.wmt + 1) >> 1) & 1;
int region = ((m_sel.wms | m_sel.wmt) >> 1) & 1;
if(wms_clamp == wmt_clamp)
{
if(wms_clamp)
{
if(region)
{
vmovdqa(xmm4, ptr[&m_local.gd->t.min]);
vpmaxsw(uv0, xmm4);
vpmaxsw(uv1, xmm4);
}
else
{
vpxor(xmm0, xmm0);
vpmaxsw(uv0, xmm0);
vpmaxsw(uv1, xmm0);
}
vmovdqa(xmm5, ptr[&m_local.gd->t.max]);
vpminsw(uv0, xmm5);
vpminsw(uv1, xmm5);
}
else
{
vmovdqa(xmm4, ptr[&m_local.gd->t.min]);
vpand(uv0, xmm4);
vpand(uv1, xmm4);
if(region)
{
vmovdqa(xmm5, ptr[&m_local.gd->t.max]);
vpor(uv0, xmm5);
vpor(uv1, xmm5);
}
}
}
else
{
vmovdqa(xmm4, ptr[&m_local.gd->t.min]);
vmovdqa(xmm5, ptr[&m_local.gd->t.max]);
vmovdqa(xmm0, ptr[&m_local.gd->t.mask]);
// uv0
// GSVector4i repeat = (t & m_local.gd->t.min) | m_local.gd->t.max;
vpand(xmm1, uv0, xmm4);
if(region)
{
vpor(xmm1, xmm5);
}
// GSVector4i clamp = t.sat_i16(m_local.gd->t.min, m_local.gd->t.max);
vpmaxsw(uv0, xmm4);
vpminsw(uv0, xmm5);
// clamp.blend8(repeat, m_local.gd->t.mask);
vpblendvb(uv0, xmm1, xmm0);
// uv1
// GSVector4i repeat = (t & m_local.gd->t.min) | m_local.gd->t.max;
vpand(xmm1, uv1, xmm4);
if(region)
{
vpor(xmm1, xmm5);
}
// GSVector4i clamp = t.sat_i16(m_local.gd->t.min, m_local.gd->t.max);
vpmaxsw(uv1, xmm4);
vpminsw(uv1, xmm5);
// clamp.blend8(repeat, m_local.gd->t.mask);
vpblendvb(uv1, xmm1, xmm0);
}
}
void GSDrawScanlineCodeGenerator::SampleTextureLOD()
{
if(!m_sel.fb || m_sel.tfx == TFX_NONE)
{
return;
}
push(ebp);
mov(ebp, (size_t)m_local.gd->tex);
if(m_sel.tlu)
{
mov(edx, ptr[&m_local.gd->clut]);
}
if(!m_sel.fst)
{
vrcpps(xmm0, xmm4);
vmulps(xmm2, xmm0);
vmulps(xmm3, xmm0);
vcvttps2dq(xmm2, xmm2);
vcvttps2dq(xmm3, xmm3);
}
// xmm2 = u
// xmm3 = v
// xmm4 = q
// xmm0 = xmm1 = xmm5 = xmm6 = free
// TODO: if the fractional part is not needed in round-off mode then there is a faster integer log2 (just take the exp) (but can we round it?)
if(!m_sel.lcm)
{
// lod = -log2(Q) * (1 << L) + K
vpcmpeqd(xmm1, xmm1);
vpsrld(xmm1, xmm1, 25);
vpslld(xmm0, xmm4, 1);
vpsrld(xmm0, xmm0, 24);
vpsubd(xmm0, xmm1);
vcvtdq2ps(xmm0, xmm0);
// xmm0 = (float)(exp(q) - 127)
vpslld(xmm4, xmm4, 9);
vpsrld(xmm4, xmm4, 9);
vorps(xmm4, ptr[&GSDrawScanlineCodeGenerator::m_log2_coef[3]]);
// xmm4 = mant(q) | 1.0f
if(m_cpu.has(util::Cpu::tFMA))
{
vmovaps(xmm5, ptr[&GSDrawScanlineCodeGenerator::m_log2_coef[0]]); // c0
vfmadd213ps(xmm5, xmm4, ptr[&GSDrawScanlineCodeGenerator::m_log2_coef[1]]); // c0 * xmm4 + c1
vfmadd213ps(xmm5, xmm4, ptr[&GSDrawScanlineCodeGenerator::m_log2_coef[2]]); // (c0 * xmm4 + c1) * xmm4 + c2
vsubps(xmm4, ptr[&GSDrawScanlineCodeGenerator::m_log2_coef[3]]); // xmm4 - 1.0f
vfmadd213ps(xmm4, xmm5, xmm0); // ((c0 * xmm4 + c1) * xmm4 + c2) * (xmm4 - 1.0f) + xmm0
}
else
{
vmulps(xmm5, xmm4, ptr[&GSDrawScanlineCodeGenerator::m_log2_coef[0]]);
vaddps(xmm5, ptr[&GSDrawScanlineCodeGenerator::m_log2_coef[1]]);
vmulps(xmm5, xmm4);
vsubps(xmm4, ptr[&GSDrawScanlineCodeGenerator::m_log2_coef[3]]);
vaddps(xmm5, ptr[&GSDrawScanlineCodeGenerator::m_log2_coef[2]]);
vmulps(xmm4, xmm5);
vaddps(xmm4, xmm0);
}
// xmm4 = log2(Q) = ((((c0 * xmm4) + c1) * xmm4) + c2) * (xmm4 - 1.0f) + xmm0
if(m_cpu.has(util::Cpu::tFMA))
{
vmovaps(xmm5, ptr[&m_local.gd->l]);
vfmadd213ps(xmm4, xmm5, ptr[&m_local.gd->k]);
}
else
{
vmulps(xmm4, ptr[&m_local.gd->l]);
vaddps(xmm4, ptr[&m_local.gd->k]);
}
// xmm4 = (-log2(Q) * (1 << L) + K) * 0x10000
vxorps(xmm0, xmm0);
vminps(xmm4, ptr[&m_local.gd->mxl]);
vmaxps(xmm4, xmm0);
vcvtps2dq(xmm4, xmm4);
if(m_sel.mmin == 1) // round-off mode
{
mov(eax, 0x8000);
vmovd(xmm0, eax);
vpshufd(xmm0, xmm0, _MM_SHUFFLE(0, 0, 0, 0));
vpaddd(xmm4, xmm0);
}
vpsrld(xmm0, xmm4, 16);
vmovdqa(ptr[&m_local.temp.lod.i], xmm0);
/*
vpslld(xmm5, xmm0, 6);
vpslld(xmm6, xmm4, 16);
vpsrld(xmm6, xmm6, 24);
return;
*/
if(m_sel.mmin == 2) // trilinear mode
{
vpshuflw(xmm1, xmm4, _MM_SHUFFLE(2, 2, 0, 0));
vpshufhw(xmm1, xmm1, _MM_SHUFFLE(2, 2, 0, 0));
vmovdqa(ptr[&m_local.temp.lod.f], xmm1);
}
// shift u/v/minmax by (int)lod
if(m_cpu.has(util::Cpu::tAVX2))
{
vpsravd(xmm2, xmm2, xmm0);
vpsravd(xmm3, xmm3, xmm0);
vmovdqa(ptr[&m_local.temp.uv[0]], xmm2);
vmovdqa(ptr[&m_local.temp.uv[1]], xmm3);
// m_local.gd->t.minmax => m_local.temp.uv_minmax[0/1]
vpxor(xmm1, xmm1);
vmovdqa(xmm4, ptr[&m_local.gd->t.min]);
vpunpcklwd(xmm5, xmm4, xmm1); // minu
vpunpckhwd(xmm6, xmm4, xmm1); // minv
vpsrlvd(xmm5, xmm5, xmm0);
vpsrlvd(xmm6, xmm6, xmm0);
vpackusdw(xmm5, xmm6);
vmovdqa(xmm4, ptr[&m_local.gd->t.max]);
vpunpcklwd(xmm6, xmm4, xmm1); // maxu
vpunpckhwd(xmm4, xmm4, xmm1); // maxv
vpsrlvd(xmm6, xmm6, xmm0);
vpsrlvd(xmm4, xmm4, xmm0);
vpackusdw(xmm6, xmm4);
vmovdqa(ptr[&m_local.temp.uv_minmax[0]], xmm5);
vmovdqa(ptr[&m_local.temp.uv_minmax[1]], xmm6);
}
else
{
vmovq(xmm4, ptr[&m_local.gd->t.minmax]);
vpunpckldq(xmm5, xmm2, xmm3);
vpunpckhdq(xmm6, xmm2, xmm3);
vmovdqa(xmm2, xmm5);
vmovdqa(xmm3, xmm6);
vmovd(xmm0, ptr[&m_local.temp.lod.i.u32[0]]);
vpsrad(xmm2, xmm0);
vpsrlw(xmm1, xmm4, xmm0);
vmovq(ptr[&m_local.temp.uv_minmax[0].u32[0]], xmm1);
vmovd(xmm0, ptr[&m_local.temp.lod.i.u32[1]]);
vpsrad(xmm5, xmm0);
vpsrlw(xmm1, xmm4, xmm0);
vmovq(ptr[&m_local.temp.uv_minmax[1].u32[0]], xmm1);
vmovd(xmm0, ptr[&m_local.temp.lod.i.u32[2]]);
vpsrad(xmm3, xmm0);
vpsrlw(xmm1, xmm4, xmm0);
vmovq(ptr[&m_local.temp.uv_minmax[0].u32[2]], xmm1);
vmovd(xmm0, ptr[&m_local.temp.lod.i.u32[3]]);
vpsrad(xmm6, xmm0);
vpsrlw(xmm1, xmm4, xmm0);
vmovq(ptr[&m_local.temp.uv_minmax[1].u32[2]], xmm1);
vpunpckldq(xmm2, xmm3);
vpunpckhdq(xmm5, xmm6);
vpunpckhdq(xmm3, xmm2, xmm5);
vpunpckldq(xmm2, xmm5);
vmovdqa(ptr[&m_local.temp.uv[0]], xmm2);
vmovdqa(ptr[&m_local.temp.uv[1]], xmm3);
vmovdqa(xmm5, ptr[&m_local.temp.uv_minmax[0]]);
vmovdqa(xmm6, ptr[&m_local.temp.uv_minmax[1]]);
vpunpcklwd(xmm0, xmm5, xmm6);
vpunpckhwd(xmm1, xmm5, xmm6);
vpunpckldq(xmm5, xmm0, xmm1);
vpunpckhdq(xmm6, xmm0, xmm1);
vmovdqa(ptr[&m_local.temp.uv_minmax[0]], xmm5);
vmovdqa(ptr[&m_local.temp.uv_minmax[1]], xmm6);
}
}
else
{
// lod = K
vmovd(xmm0, ptr[&m_local.gd->lod.i.u32[0]]);
vpsrad(xmm2, xmm0);
vpsrad(xmm3, xmm0);
vmovdqa(ptr[&m_local.temp.uv[0]], xmm2);
vmovdqa(ptr[&m_local.temp.uv[1]], xmm3);
vmovdqa(xmm5, ptr[&m_local.temp.uv_minmax[0]]);
vmovdqa(xmm6, ptr[&m_local.temp.uv_minmax[1]]);
}
// xmm2 = m_local.temp.uv[0] = u (level m)
// xmm3 = m_local.temp.uv[1] = v (level m)
// xmm5 = minuv
// xmm6 = maxuv
if(m_sel.ltf)
{
// u -= 0x8000;
// v -= 0x8000;
mov(eax, 0x8000);
vmovd(xmm4, eax);
vpshufd(xmm4, xmm4, _MM_SHUFFLE(0, 0, 0, 0));
vpsubd(xmm2, xmm4);
vpsubd(xmm3, xmm4);
// GSVector4i uf = u.xxzzlh().srl16(1);
vpshuflw(xmm0, xmm2, _MM_SHUFFLE(2, 2, 0, 0));
vpshufhw(xmm0, xmm0, _MM_SHUFFLE(2, 2, 0, 0));
vpsrlw(xmm0, 12);
vmovdqa(ptr[&m_local.temp.uf], xmm0);
// GSVector4i vf = v.xxzzlh().srl16(1);
vpshuflw(xmm0, xmm3, _MM_SHUFFLE(2, 2, 0, 0));
vpshufhw(xmm0, xmm0, _MM_SHUFFLE(2, 2, 0, 0));
vpsrlw(xmm0, 12);
vmovdqa(ptr[&m_local.temp.vf], xmm0);
}
// GSVector4i uv0 = u.sra32(16).ps32(v.sra32(16));
vpsrad(xmm2, 16);
vpsrad(xmm3, 16);
vpackssdw(xmm2, xmm3);
if(m_sel.ltf)
{
// GSVector4i uv1 = uv0.add16(GSVector4i::x0001());
vpcmpeqd(xmm1, xmm1);
vpsrlw(xmm1, 15);
vpaddw(xmm3, xmm2, xmm1);
// uv0 = Wrap(uv0);
// uv1 = Wrap(uv1);
WrapLOD(xmm2, xmm3);
}
else
{
// uv0 = Wrap(uv0);
WrapLOD(xmm2);
}
// xmm2 = uv0
// xmm3 = uv1 (ltf)
// xmm0, xmm1, xmm4, xmm5, xmm6 = free
// xmm7 = used
// GSVector4i x0 = uv0.upl16();
// GSVector4i y0 = uv0.uph16() << tw;
vpxor(xmm0, xmm0);
vpunpcklwd(xmm4, xmm2, xmm0);
vpunpckhwd(xmm2, xmm2, xmm0);
vpslld(xmm2, m_sel.tw + 3);
// xmm0 = 0
// xmm2 = y0
// xmm3 = uv1 (ltf)
// xmm4 = x0
// xmm1, xmm5, xmm6 = free
// xmm7 = used
if(m_sel.ltf)
{
// GSVector4i x1 = uv1.upl16();
// GSVector4i y1 = uv1.uph16() << tw;
vpunpcklwd(xmm6, xmm3, xmm0);
vpunpckhwd(xmm3, xmm3, xmm0);
vpslld(xmm3, m_sel.tw + 3);
// xmm2 = y0
// xmm3 = y1
// xmm4 = x0
// xmm6 = x1
// xmm0, xmm5, xmm6 = free
// xmm7 = used
// GSVector4i addr00 = y0 + x0;
// GSVector4i addr01 = y0 + x1;
// GSVector4i addr10 = y1 + x0;
// GSVector4i addr11 = y1 + x1;
vpaddd(xmm5, xmm2, xmm4);
vpaddd(xmm2, xmm2, xmm6);
vpaddd(xmm0, xmm3, xmm4);
vpaddd(xmm3, xmm3, xmm6);
// xmm5 = addr00
// xmm2 = addr01
// xmm0 = addr10
// xmm3 = addr11
// xmm1, xmm4, xmm6 = free
// xmm7 = used
// c00 = addr00.gather32_32((const uint32/uint8*)tex[, clut]);
// c01 = addr01.gather32_32((const uint32/uint8*)tex[, clut]);
// c10 = addr10.gather32_32((const uint32/uint8*)tex[, clut]);
// c11 = addr11.gather32_32((const uint32/uint8*)tex[, clut]);
ReadTexel(4, 0);
// xmm6 = c00
// xmm4 = c01
// xmm1 = c10
// xmm5 = c11
// xmm0, xmm2, xmm3 = free
// xmm7 = used
vmovdqa(xmm0, ptr[&m_local.temp.uf]);
// GSVector4i rb00 = c00 & mask;
// GSVector4i ga00 = (c00 >> 8) & mask;
vpsllw(xmm2, xmm6, 8);
vpsrlw(xmm2, 8);
vpsrlw(xmm6, 8);
// GSVector4i rb01 = c01 & mask;
// GSVector4i ga01 = (c01 >> 8) & mask;
vpsllw(xmm3, xmm4, 8);
vpsrlw(xmm3, 8);
vpsrlw(xmm4, 8);
// xmm0 = uf
// xmm2 = rb00
// xmm3 = rb01
// xmm6 = ga00
// xmm4 = ga01
// xmm1 = c10
// xmm5 = c11
// xmm7 = used
// rb00 = rb00.lerp16_4(rb01, uf);
// ga00 = ga00.lerp16_4(ga01, uf);
lerp16_4(xmm3, xmm2, xmm0);
lerp16_4(xmm4, xmm6, xmm0);
// xmm0 = uf
// xmm3 = rb00
// xmm4 = ga00
// xmm1 = c10
// xmm5 = c11
// xmm2, xmm6 = free
// xmm7 = used
// GSVector4i rb10 = c10 & mask;
// GSVector4i ga10 = (c10 >> 8) & mask;
vpsrlw(xmm2, xmm1, 8);
vpsllw(xmm1, 8);
vpsrlw(xmm1, 8);
// GSVector4i rb11 = c11 & mask;
// GSVector4i ga11 = (c11 >> 8) & mask;
vpsrlw(xmm6, xmm5, 8);
vpsllw(xmm5, 8);
vpsrlw(xmm5, 8);
// xmm0 = uf
// xmm3 = rb00
// xmm4 = ga00
// xmm1 = rb10
// xmm5 = rb11
// xmm2 = ga10
// xmm6 = ga11
// xmm7 = used
// rb10 = rb10.lerp16_4(rb11, uf);
// ga10 = ga10.lerp16_4(ga11, uf);
lerp16_4(xmm5, xmm1, xmm0);
lerp16_4(xmm6, xmm2, xmm0);
// xmm3 = rb00
// xmm4 = ga00
// xmm5 = rb10
// xmm6 = ga10
// xmm0, xmm1, xmm2 = free
// xmm7 = used
// rb00 = rb00.lerp16_4(rb10, vf);
// ga00 = ga00.lerp16_4(ga10, vf);
vmovdqa(xmm0, ptr[&m_local.temp.vf]);
lerp16_4(xmm5, xmm3, xmm0);
lerp16_4(xmm6, xmm4, xmm0);
}
else
{
// GSVector4i addr00 = y0 + x0;
vpaddd(xmm5, xmm2, xmm4);
// c00 = addr00.gather32_32((const uint32/uint8*)tex[, clut]);
ReadTexel(1, 0);
// GSVector4i mask = GSVector4i::x00ff();
// c[0] = c00 & mask;
// c[1] = (c00 >> 8) & mask;
vpsllw(xmm5, xmm6, 8);
vpsrlw(xmm5, 8);
vpsrlw(xmm6, 8);
}
if(m_sel.mmin != 1) // !round-off mode
{
vmovdqa(ptr[&m_local.temp.trb], xmm5);
vmovdqa(ptr[&m_local.temp.tga], xmm6);
vmovdqa(xmm2, ptr[&m_local.temp.uv[0]]);
vmovdqa(xmm3, ptr[&m_local.temp.uv[1]]);
vpsrad(xmm2, 1);
vpsrad(xmm3, 1);
vmovdqa(xmm5, ptr[&m_local.temp.uv_minmax[0]]);
vmovdqa(xmm6, ptr[&m_local.temp.uv_minmax[1]]);
vpsrlw(xmm5, 1);
vpsrlw(xmm6, 1);
if(m_sel.ltf)
{
// u -= 0x8000;
// v -= 0x8000;
mov(eax, 0x8000);
vmovd(xmm4, eax);
vpshufd(xmm4, xmm4, _MM_SHUFFLE(0, 0, 0, 0));
vpsubd(xmm2, xmm4);
vpsubd(xmm3, xmm4);
// GSVector4i uf = u.xxzzlh().srl16(1);
vpshuflw(xmm0, xmm2, _MM_SHUFFLE(2, 2, 0, 0));
vpshufhw(xmm0, xmm0, _MM_SHUFFLE(2, 2, 0, 0));
vpsrlw(xmm0, 12);
vmovdqa(ptr[&m_local.temp.uf], xmm0);
// GSVector4i vf = v.xxzzlh().srl16(1);
vpshuflw(xmm0, xmm3, _MM_SHUFFLE(2, 2, 0, 0));
vpshufhw(xmm0, xmm0, _MM_SHUFFLE(2, 2, 0, 0));
vpsrlw(xmm0, 12);
vmovdqa(ptr[&m_local.temp.vf], xmm0);
}
// GSVector4i uv0 = u.sra32(16).ps32(v.sra32(16));
vpsrad(xmm2, 16);
vpsrad(xmm3, 16);
vpackssdw(xmm2, xmm3);
if(m_sel.ltf)
{
// GSVector4i uv1 = uv0.add16(GSVector4i::x0001());
vpcmpeqd(xmm1, xmm1);
vpsrlw(xmm1, 15);
vpaddw(xmm3, xmm2, xmm1);
// uv0 = Wrap(uv0);
// uv1 = Wrap(uv1);
WrapLOD(xmm2, xmm3);
}
else
{
// uv0 = Wrap(uv0);
WrapLOD(xmm2);
}
// xmm2 = uv0
// xmm3 = uv1 (ltf)
// xmm0, xmm1, xmm4, xmm5, xmm6 = free
// xmm7 = used
// GSVector4i x0 = uv0.upl16();
// GSVector4i y0 = uv0.uph16() << tw;
vpxor(xmm0, xmm0);
vpunpcklwd(xmm4, xmm2, xmm0);
vpunpckhwd(xmm2, xmm2, xmm0);
vpslld(xmm2, m_sel.tw + 3);
// xmm0 = 0
// xmm2 = y0
// xmm3 = uv1 (ltf)
// xmm4 = x0
// xmm1, xmm5, xmm6 = free
// xmm7 = used
if(m_sel.ltf)
{
// GSVector4i x1 = uv1.upl16();
// GSVector4i y1 = uv1.uph16() << tw;
vpunpcklwd(xmm6, xmm3, xmm0);
vpunpckhwd(xmm3, xmm3, xmm0);
vpslld(xmm3, m_sel.tw + 3);
// xmm2 = y0
// xmm3 = y1
// xmm4 = x0
// xmm6 = x1
// xmm0, xmm5, xmm6 = free
// xmm7 = used
// GSVector4i addr00 = y0 + x0;
// GSVector4i addr01 = y0 + x1;
// GSVector4i addr10 = y1 + x0;
// GSVector4i addr11 = y1 + x1;
vpaddd(xmm5, xmm2, xmm4);
vpaddd(xmm2, xmm2, xmm6);
vpaddd(xmm0, xmm3, xmm4);
vpaddd(xmm3, xmm3, xmm6);
// xmm5 = addr00
// xmm2 = addr01
// xmm0 = addr10
// xmm3 = addr11
// xmm1, xmm4, xmm6 = free
// xmm7 = used
// c00 = addr00.gather32_32((const uint32/uint8*)tex[, clut]);
// c01 = addr01.gather32_32((const uint32/uint8*)tex[, clut]);
// c10 = addr10.gather32_32((const uint32/uint8*)tex[, clut]);
// c11 = addr11.gather32_32((const uint32/uint8*)tex[, clut]);
ReadTexel(4, 1);
// xmm6 = c00
// xmm4 = c01
// xmm1 = c10
// xmm5 = c11
// xmm0, xmm2, xmm3 = free
// xmm7 = used
vmovdqa(xmm0, ptr[&m_local.temp.uf]);
// GSVector4i rb00 = c00 & mask;
// GSVector4i ga00 = (c00 >> 8) & mask;
vpsllw(xmm2, xmm6, 8);
vpsrlw(xmm2, 8);
vpsrlw(xmm6, 8);
// GSVector4i rb01 = c01 & mask;
// GSVector4i ga01 = (c01 >> 8) & mask;
vpsllw(xmm3, xmm4, 8);
vpsrlw(xmm3, 8);
vpsrlw(xmm4, 8);
// xmm0 = uf
// xmm2 = rb00
// xmm3 = rb01
// xmm6 = ga00
// xmm4 = ga01
// xmm1 = c10
// xmm5 = c11
// xmm7 = used
// rb00 = rb00.lerp16_4(rb01, uf);
// ga00 = ga00.lerp16_4(ga01, uf);
lerp16_4(xmm3, xmm2, xmm0);
lerp16_4(xmm4, xmm6, xmm0);
// xmm0 = uf
// xmm3 = rb00
// xmm4 = ga00
// xmm1 = c10
// xmm5 = c11
// xmm2, xmm6 = free
// xmm7 = used
// GSVector4i rb10 = c10 & mask;
// GSVector4i ga10 = (c10 >> 8) & mask;
vpsrlw(xmm2, xmm1, 8);
vpsllw(xmm1, 8);
vpsrlw(xmm1, 8);
// GSVector4i rb11 = c11 & mask;
// GSVector4i ga11 = (c11 >> 8) & mask;
vpsrlw(xmm6, xmm5, 8);
vpsllw(xmm5, 8);
vpsrlw(xmm5, 8);
// xmm0 = uf
// xmm3 = rb00
// xmm4 = ga00
// xmm1 = rb10
// xmm5 = rb11
// xmm2 = ga10
// xmm6 = ga11
// xmm7 = used
// rb10 = rb10.lerp16_4(rb11, uf);
// ga10 = ga10.lerp16_4(ga11, uf);
lerp16_4(xmm5, xmm1, xmm0);
lerp16_4(xmm6, xmm2, xmm0);
// xmm3 = rb00
// xmm4 = ga00
// xmm5 = rb10
// xmm6 = ga10
// xmm0, xmm1, xmm2 = free
// xmm7 = used
// rb00 = rb00.lerp16_4(rb10, vf);
// ga00 = ga00.lerp16_4(ga10, vf);
vmovdqa(xmm0, ptr[&m_local.temp.vf]);
lerp16_4(xmm5, xmm3, xmm0);
lerp16_4(xmm6, xmm4, xmm0);
}
else
{
// GSVector4i addr00 = y0 + x0;
vpaddd(xmm5, xmm2, xmm4);
// c00 = addr00.gather32_32((const uint32/uint8*)tex[, clut]);
ReadTexel(1, 1);
// GSVector4i mask = GSVector4i::x00ff();
// c[0] = c00 & mask;
// c[1] = (c00 >> 8) & mask;
vpsllw(xmm5, xmm6, 8);
vpsrlw(xmm5, 8);
vpsrlw(xmm6, 8);
}
vmovdqa(xmm0, ptr[m_sel.lcm ? &m_local.gd->lod.f : &m_local.temp.lod.f]);
vpsrlw(xmm0, xmm0, 1);
vmovdqa(xmm2, ptr[&m_local.temp.trb]);
vmovdqa(xmm3, ptr[&m_local.temp.tga]);
lerp16(xmm5, xmm2, xmm0, 0);
lerp16(xmm6, xmm3, xmm0, 0);
}
pop(ebp);
}
void GSDrawScanlineCodeGenerator::WrapLOD(const Xmm& uv)
{
// xmm5 = minuv
// xmm6 = maxuv
// xmm0, xmm1, xmm4 = free
int wms_clamp = ((m_sel.wms + 1) >> 1) & 1;
int wmt_clamp = ((m_sel.wmt + 1) >> 1) & 1;
int region = ((m_sel.wms | m_sel.wmt) >> 1) & 1;
if(wms_clamp == wmt_clamp)
{
if(wms_clamp)
{
if(region)
{
vpmaxsw(uv, xmm5);
}
else
{
vpxor(xmm0, xmm0);
vpmaxsw(uv, xmm0);
}
vpminsw(uv, xmm6);
}
else
{
vpand(uv, xmm5);
if(region)
{
vpor(uv, xmm6);
}
}
}
else
{
vmovdqa(xmm0, ptr[&m_local.gd->t.mask]);
// GSVector4i repeat = (t & m_local.gd->t.min) | m_local.gd->t.max;
vpand(xmm1, uv, xmm5);
if(region)
{
vpor(xmm1, xmm6);
}
// GSVector4i clamp = t.sat_i16(m_local.gd->t.min, m_local.gd->t.max);
vpmaxsw(uv, xmm5);
vpminsw(uv, xmm6);
// clamp.blend8(repeat, m_local.gd->t.mask);
vpblendvb(uv, xmm1, xmm0);
}
}
void GSDrawScanlineCodeGenerator::WrapLOD(const Xmm& uv0, const Xmm& uv1)
{
// xmm5 = minuv
// xmm6 = maxuv
// xmm0, xmm1, xmm4 = free
int wms_clamp = ((m_sel.wms + 1) >> 1) & 1;
int wmt_clamp = ((m_sel.wmt + 1) >> 1) & 1;
int region = ((m_sel.wms | m_sel.wmt) >> 1) & 1;
if(wms_clamp == wmt_clamp)
{
if(wms_clamp)
{
if(region)
{
vpmaxsw(uv0, xmm5);
vpmaxsw(uv1, xmm5);
}
else
{
vpxor(xmm0, xmm0);
vpmaxsw(uv0, xmm0);
vpmaxsw(uv1, xmm0);
}
vpminsw(uv0, xmm6);
vpminsw(uv1, xmm6);
}
else
{
vpand(uv0, xmm5);
vpand(uv1, xmm5);
if(region)
{
vpor(uv0, xmm6);
vpor(uv1, xmm6);
}
}
}
else
{
vmovdqa(xmm0, ptr[&m_local.gd->t.mask]);
// uv0
// GSVector4i repeat = (t & m_local.gd->t.min) | m_local.gd->t.max;
vpand(xmm1, uv0, xmm5);
if(region)
{
vpor(xmm1, xmm6);
}
// GSVector4i clamp = t.sat_i16(m_local.gd->t.min, m_local.gd->t.max);
vpmaxsw(uv0, xmm5);
vpminsw(uv0, xmm6);
// clamp.blend8(repeat, m_local.gd->t.mask);
vpblendvb(uv0, xmm1, xmm0);
// uv1
// GSVector4i repeat = (t & m_local.gd->t.min) | m_local.gd->t.max;
vpand(xmm1, uv1, xmm5);
if(region)
{
vpor(xmm1, xmm6);
}
// GSVector4i clamp = t.sat_i16(m_local.gd->t.min, m_local.gd->t.max);
vpmaxsw(uv1, xmm5);
vpminsw(uv1, xmm6);
// clamp.blend8(repeat, m_local.gd->t.mask);
vpblendvb(uv1, xmm1, xmm0);
}
}
void GSDrawScanlineCodeGenerator::AlphaTFX()
{
if(!m_sel.fb)
{
return;
}
switch(m_sel.tfx)
{
case TFX_MODULATE:
// GSVector4i ga = iip ? gaf : m_local.c.ga;
vmovdqa(xmm4, ptr[m_sel.iip ? &m_local.temp.ga : &m_local.c.ga]);
// gat = gat.modulate16<1>(ga).clamp8();
modulate16(xmm6, xmm4, 1);
clamp16(xmm6, xmm3);
// if(!tcc) gat = gat.mix16(ga.srl16(7));
if(!m_sel.tcc)
{
vpsrlw(xmm4, 7);
mix16(xmm6, xmm4, xmm3);
}
break;
case TFX_DECAL:
// if(!tcc) gat = gat.mix16(ga.srl16(7));
if(!m_sel.tcc)
{
// GSVector4i ga = iip ? gaf : m_local.c.ga;
vmovdqa(xmm4, ptr[m_sel.iip ? &m_local.temp.ga : &m_local.c.ga]);
vpsrlw(xmm4, 7);
mix16(xmm6, xmm4, xmm3);
}
break;
case TFX_HIGHLIGHT:
// GSVector4i ga = iip ? gaf : m_local.c.ga;
vmovdqa(xmm4, ptr[m_sel.iip ? &m_local.temp.ga : &m_local.c.ga]);
vmovdqa(xmm2, xmm4);
// gat = gat.mix16(!tcc ? ga.srl16(7) : gat.addus8(ga.srl16(7)));
vpsrlw(xmm4, 7);
if(m_sel.tcc)
{
vpaddusb(xmm4, xmm6);
}
mix16(xmm6, xmm4, xmm3);
break;
case TFX_HIGHLIGHT2:
// if(!tcc) gat = gat.mix16(ga.srl16(7));
if(!m_sel.tcc)
{
// GSVector4i ga = iip ? gaf : m_local.c.ga;
vmovdqa(xmm4, ptr[m_sel.iip ? &m_local.temp.ga : &m_local.c.ga]);
vmovdqa(xmm2, xmm4);
vpsrlw(xmm4, 7);
mix16(xmm6, xmm4, xmm3);
}
break;
case TFX_NONE:
// gat = iip ? ga.srl16(7) : ga;
if(m_sel.iip)
{
vpsrlw(xmm6, 7);
}
break;
}
if(m_sel.aa1)
{
// gs_user figure 3-2: anti-aliasing after tfx, before tests, modifies alpha
// FIXME: bios config screen cubes
if(!m_sel.abe)
{
// a = cov
if(m_sel.edge)
{
vmovdqa(xmm0, ptr[&m_local.temp.cov]);
}
else
{
vpcmpeqd(xmm0, xmm0);
vpsllw(xmm0, 15);
vpsrlw(xmm0, 8);
}
mix16(xmm6, xmm0, xmm1);
}
else
{
// a = a == 0x80 ? cov : a
vpcmpeqd(xmm0, xmm0);
vpsllw(xmm0, 15);
vpsrlw(xmm0, 8);
if(m_sel.edge)
{
vmovdqa(xmm1, ptr[&m_local.temp.cov]);
}
else
{
vmovdqa(xmm1, xmm0);
}
vpcmpeqw(xmm0, xmm6);
vpsrld(xmm0, 16);
vpslld(xmm0, 16);
vpblendvb(xmm6, xmm1, xmm0);
}
}
}
void GSDrawScanlineCodeGenerator::ReadMask()
{
if(m_sel.fwrite)
{
vmovdqa(xmm3, ptr[&m_local.gd->fm]);
}
if(m_sel.zwrite)
{
vmovdqa(xmm4, ptr[&m_local.gd->zm]);
}
}
void GSDrawScanlineCodeGenerator::TestAlpha()
{
switch(m_sel.atst)
{
case ATST_NEVER:
// t = GSVector4i::xffffffff();
vpcmpeqd(xmm1, xmm1);
break;
case ATST_ALWAYS:
return;
case ATST_LESS:
case ATST_LEQUAL:
// t = (ga >> 16) > m_local.gd->aref;
vpsrld(xmm1, xmm6, 16);
vpcmpgtd(xmm1, ptr[&m_local.gd->aref]);
break;
case ATST_EQUAL:
// t = (ga >> 16) != m_local.gd->aref;
vpsrld(xmm1, xmm6, 16);
vpcmpeqd(xmm1, ptr[&m_local.gd->aref]);
vpcmpeqd(xmm0, xmm0);
vpxor(xmm1, xmm0);
break;
case ATST_GEQUAL:
case ATST_GREATER:
// t = (ga >> 16) < m_local.gd->aref;
vpsrld(xmm0, xmm6, 16);
vmovdqa(xmm1, ptr[&m_local.gd->aref]);
vpcmpgtd(xmm1, xmm0);
break;
case ATST_NOTEQUAL:
// t = (ga >> 16) == m_local.gd->aref;
vpsrld(xmm1, xmm6, 16);
vpcmpeqd(xmm1, ptr[&m_local.gd->aref]);
break;
}
switch(m_sel.afail)
{
case AFAIL_KEEP:
// test |= t;
vpor(xmm7, xmm1);
alltrue();
break;
case AFAIL_FB_ONLY:
// zm |= t;
vpor(xmm4, xmm1);
break;
case AFAIL_ZB_ONLY:
// fm |= t;
vpor(xmm3, xmm1);
break;
case AFAIL_RGB_ONLY:
// zm |= t;
vpor(xmm4, xmm1);
// fm |= t & GSVector4i::xff000000();
vpsrld(xmm1, 24);
vpslld(xmm1, 24);
vpor(xmm3, xmm1);
break;
}
}
void GSDrawScanlineCodeGenerator::ColorTFX()
{
if(!m_sel.fwrite)
{
return;
}
switch(m_sel.tfx)
{
case TFX_MODULATE:
// GSVector4i rb = iip ? rbf : m_local.c.rb;
// rbt = rbt.modulate16<1>(rb).clamp8();
modulate16(xmm5, ptr[m_sel.iip ? &m_local.temp.rb : &m_local.c.rb], 1);
clamp16(xmm5, xmm1);
break;
case TFX_DECAL:
break;
case TFX_HIGHLIGHT:
case TFX_HIGHLIGHT2:
if(m_sel.tfx == TFX_HIGHLIGHT2 && m_sel.tcc)
{
// GSVector4i ga = iip ? gaf : m_local.c.ga;
vmovdqa(xmm2, ptr[m_sel.iip ? &m_local.temp.ga : &m_local.c.ga]);
}
// gat = gat.modulate16<1>(ga).add16(af).clamp8().mix16(gat);
vmovdqa(xmm1, xmm6);
modulate16(xmm6, xmm2, 1);
vpshuflw(xmm2, xmm2, _MM_SHUFFLE(3, 3, 1, 1));
vpshufhw(xmm2, xmm2, _MM_SHUFFLE(3, 3, 1, 1));
vpsrlw(xmm2, 7);
vpaddw(xmm6, xmm2);
clamp16(xmm6, xmm0);
mix16(xmm6, xmm1, xmm0);
// GSVector4i rb = iip ? rbf : m_local.c.rb;
// rbt = rbt.modulate16<1>(rb).add16(af).clamp8();
modulate16(xmm5, ptr[m_sel.iip ? &m_local.temp.rb : &m_local.c.rb], 1);
vpaddw(xmm5, xmm2);
clamp16(xmm5, xmm0);
break;
case TFX_NONE:
// rbt = iip ? rb.srl16(7) : rb;
if(m_sel.iip)
{
vpsrlw(xmm5, 7);
}
break;
}
}
void GSDrawScanlineCodeGenerator::Fog()
{
if(!m_sel.fwrite || !m_sel.fge)
{
return;
}
// rb = m_local.gd->frb.lerp16<0>(rb, f);
// ga = m_local.gd->fga.lerp16<0>(ga, f).mix16(ga);
vmovdqa(xmm0, ptr[m_sel.prim != GS_SPRITE_CLASS ? &m_local.temp.f : &m_local.p.f]);
vmovdqa(xmm1, xmm6);
vmovdqa(xmm2, ptr[&m_local.gd->frb]);
lerp16(xmm5, xmm2, xmm0, 0);
vmovdqa(xmm2, ptr[&m_local.gd->fga]);
lerp16(xmm6, xmm2, xmm0, 0);
mix16(xmm6, xmm1, xmm0);
}
void GSDrawScanlineCodeGenerator::ReadFrame()
{
if(!m_sel.fb)
{
return;
}
// int fa = fza_base.x + fza_offset->x;
mov(ebx, ptr[esi]);
add(ebx, ptr[edi]);
and(ebx, HALF_VM_SIZE - 1);
if(!m_sel.rfb)
{
return;
}
ReadPixel(xmm2, ebx);
}
void GSDrawScanlineCodeGenerator::TestDestAlpha()
{
if(!m_sel.date || m_sel.fpsm != 0 && m_sel.fpsm != 2)
{
return;
}
// test |= ((fd [<< 16]) ^ m_local.gd->datm).sra32(31);
if(m_sel.datm)
{
if(m_sel.fpsm == 2)
{
vpxor(xmm0, xmm0);
//vpsrld(xmm1, xmm2, 15);
vpslld(xmm1, xmm2, 16);
vpsrad(xmm1, 31);
vpcmpeqd(xmm1, xmm0);
}
else
{
vpcmpeqd(xmm0, xmm0);
vpxor(xmm1, xmm2, xmm0);
vpsrad(xmm1, 31);
}
}
else
{
if(m_sel.fpsm == 2)
{
vpslld(xmm1, xmm2, 16);
vpsrad(xmm1, 31);
}
else
{
vpsrad(xmm1, xmm2, 31);
}
}
vpor(xmm7, xmm1);
alltrue();
}
void GSDrawScanlineCodeGenerator::WriteMask()
{
if(m_sel.notest)
{
return;
}
// fm |= test;
// zm |= test;
if(m_sel.fwrite)
{
vpor(xmm3, xmm7);
}
if(m_sel.zwrite)
{
vpor(xmm4, xmm7);
}
// int fzm = ~(fm == GSVector4i::xffffffff()).ps32(zm == GSVector4i::xffffffff()).mask();
vpcmpeqd(xmm1, xmm1);
if(m_sel.fwrite && m_sel.zwrite)
{
vpcmpeqd(xmm0, xmm1, xmm4);
vpcmpeqd(xmm1, xmm3);
vpackssdw(xmm1, xmm0);
}
else if(m_sel.fwrite)
{
vpcmpeqd(xmm1, xmm3);
vpackssdw(xmm1, xmm1);
}
else if(m_sel.zwrite)
{
vpcmpeqd(xmm1, xmm4);
vpackssdw(xmm1, xmm1);
}
vpmovmskb(edx, xmm1);
not(edx);
}
void GSDrawScanlineCodeGenerator::WriteZBuf()
{
if(!m_sel.zwrite)
{
return;
}
vmovdqa(xmm1, ptr[m_sel.prim != GS_SPRITE_CLASS ? &m_local.temp.zs : &m_local.p.z]);
if(m_sel.ztest && m_sel.zpsm < 2)
{
// zs = zs.blend8(zd, zm);
vpblendvb(xmm1, ptr[&m_local.temp.zd], xmm4);
}
bool fast = m_sel.ztest ? m_sel.zpsm < 2 : m_sel.zpsm == 0 && m_sel.notest;
WritePixel(xmm1, ebp, dh, fast, m_sel.zpsm, 1);
}
void GSDrawScanlineCodeGenerator::AlphaBlend()
{
if(!m_sel.fwrite)
{
return;
}
if(m_sel.abe == 0 && m_sel.aa1 == 0)
{
return;
}
if((m_sel.aba != m_sel.abb) && (m_sel.aba == 1 || m_sel.abb == 1 || m_sel.abc == 1) || m_sel.abd == 1)
{
switch(m_sel.fpsm)
{
case 0:
case 1:
// c[2] = fd & mask;
// c[3] = (fd >> 8) & mask;
vpsllw(xmm0, xmm2, 8);
vpsrlw(xmm0, 8);
vpsrlw(xmm1, xmm2, 8);
break;
case 2:
// c[2] = ((fd & 0x7c00) << 9) | ((fd & 0x001f) << 3);
// c[3] = ((fd & 0x8000) << 8) | ((fd & 0x03e0) >> 2);
vpcmpeqd(xmm7, xmm7);
vpsrld(xmm7, 27); // 0x0000001f
vpand(xmm0, xmm2, xmm7);
vpslld(xmm0, 3);
vpslld(xmm7, 10); // 0x00007c00
vpand(xmm4, xmm2, xmm7);
vpslld(xmm4, 9);
vpor(xmm0, xmm4);
vpsrld(xmm7, 5); // 0x000003e0
vpand(xmm1, xmm2, xmm7);
vpsrld(xmm1, 2);
vpsllw(xmm7, 10); // 0x00008000
vpand(xmm4, xmm2, xmm7);
vpslld(xmm4, 8);
vpor(xmm1, xmm4);
break;
}
}
// xmm5, xmm6 = src rb, ga
// xmm0, xmm1 = dst rb, ga
// xmm2, xmm3 = used
// xmm4, xmm7 = free
if(m_sel.pabe || (m_sel.aba != m_sel.abb) && (m_sel.abb == 0 || m_sel.abd == 0))
{
vmovdqa(xmm4, xmm5);
}
if(m_sel.aba != m_sel.abb)
{
// rb = c[aba * 2 + 0];
switch(m_sel.aba)
{
case 0: break;
case 1: vmovdqa(xmm5, xmm0); break;
case 2: vpxor(xmm5, xmm5); break;
}
// rb = rb.sub16(c[abb * 2 + 0]);
switch(m_sel.abb)
{
case 0: vpsubw(xmm5, xmm4); break;
case 1: vpsubw(xmm5, xmm0); break;
case 2: break;
}
if(!(m_sel.fpsm == 1 && m_sel.abc == 1))
{
// GSVector4i a = abc < 2 ? c[abc * 2 + 1].yywwlh().sll16(7) : m_local.gd->afix;
switch(m_sel.abc)
{
case 0:
case 1:
vpshuflw(xmm7, m_sel.abc ? xmm1 : xmm6, _MM_SHUFFLE(3, 3, 1, 1));
vpshufhw(xmm7, xmm7, _MM_SHUFFLE(3, 3, 1, 1));
vpsllw(xmm7, 7);
break;
case 2:
vmovdqa(xmm7, ptr[&m_local.gd->afix]);
break;
}
// rb = rb.modulate16<1>(a);
modulate16(xmm5, xmm7, 1);
}
// rb = rb.add16(c[abd * 2 + 0]);
switch(m_sel.abd)
{
case 0: vpaddw(xmm5, xmm4); break;
case 1: vpaddw(xmm5, xmm0); break;
case 2: break;
}
}
else
{
// rb = c[abd * 2 + 0];
switch(m_sel.abd)
{
case 0: break;
case 1: vmovdqa(xmm5, xmm0); break;
case 2: vpxor(xmm5, xmm5); break;
}
}
if(m_sel.pabe)
{
// mask = (c[1] << 8).sra32(31);
vpslld(xmm0, xmm6, 8);
vpsrad(xmm0, 31);
// rb = c[0].blend8(rb, mask);
vpblendvb(xmm5, xmm4, xmm5, xmm0);
}
// xmm6 = src ga
// xmm1 = dst ga
// xmm5 = rb
// xmm7 = a
// xmm2, xmm3 = used
// xmm0, xmm4 = free
vmovdqa(xmm4, xmm6);
if(m_sel.aba != m_sel.abb)
{
// ga = c[aba * 2 + 1];
switch(m_sel.aba)
{
case 0: break;
case 1: vmovdqa(xmm6, xmm1); break;
case 2: vpxor(xmm6, xmm6); break;
}
// ga = ga.sub16(c[abeb * 2 + 1]);
switch(m_sel.abb)
{
case 0: vpsubw(xmm6, xmm4); break;
case 1: vpsubw(xmm6, xmm1); break;
case 2: break;
}
if(!(m_sel.fpsm == 1 && m_sel.abc == 1))
{
// ga = ga.modulate16<1>(a);
modulate16(xmm6, xmm7, 1);
}
// ga = ga.add16(c[abd * 2 + 1]);
switch(m_sel.abd)
{
case 0: vpaddw(xmm6, xmm4); break;
case 1: vpaddw(xmm6, xmm1); break;
case 2: break;
}
}
else
{
// ga = c[abd * 2 + 1];
switch(m_sel.abd)
{
case 0: break;
case 1: vmovdqa(xmm6, xmm1); break;
case 2: vpxor(xmm6, xmm6); break;
}
}
// xmm4 = src ga
// xmm5 = rb
// xmm6 = ga
// xmm2, xmm3 = used
// xmm0, xmm1, xmm7 = free
if(m_sel.pabe)
{
vpsrld(xmm0, 16); // zero out high words to select the source alpha in blend (so it also does mix16)
// ga = c[1].blend8(ga, mask).mix16(c[1]);
vpblendvb(xmm6, xmm4, xmm6, xmm0);
}
else
{
if(m_sel.fpsm != 1) // TODO: fm == 0xffxxxxxx
{
mix16(xmm6, xmm4, xmm7);
}
}
}
void GSDrawScanlineCodeGenerator::WriteFrame()
{
if(!m_sel.fwrite)
{
return;
}
if(m_sel.fpsm == 2 && m_sel.dthe)
{
mov(eax, ptr[esp + _top]);
and(eax, 3);
shl(eax, 5);
mov(ebp, ptr[&m_local.gd->dimx]);
vpaddw(xmm5, ptr[ebp + eax + sizeof(GSVector4i) * 0]);
vpaddw(xmm6, ptr[ebp + eax + sizeof(GSVector4i) * 1]);
}
if(m_sel.colclamp == 0)
{
// c[0] &= 0x00ff00ff;
// c[1] &= 0x00ff00ff;
vpcmpeqd(xmm7, xmm7);
vpsrlw(xmm7, 8);
vpand(xmm5, xmm7);
vpand(xmm6, xmm7);
}
// GSVector4i fs = c[0].upl16(c[1]).pu16(c[0].uph16(c[1]));
vpunpckhwd(xmm7, xmm5, xmm6);
vpunpcklwd(xmm5, xmm6);
vpackuswb(xmm5, xmm7);
if(m_sel.fba && m_sel.fpsm != 1)
{
// fs |= 0x80000000;
vpcmpeqd(xmm7, xmm7);
vpslld(xmm7, 31);
vpor(xmm5, xmm7);
}
if(m_sel.fpsm == 2)
{
// GSVector4i rb = fs & 0x00f800f8;
// GSVector4i ga = fs & 0x8000f800;
mov(eax, 0x00f800f8);
vmovd(xmm6, eax);
vpshufd(xmm6, xmm6, _MM_SHUFFLE(0, 0, 0, 0));
mov(eax, 0x8000f800);
vmovd(xmm7, eax);
vpshufd(xmm7, xmm7, _MM_SHUFFLE(0, 0, 0, 0));
vpand(xmm4, xmm5, xmm6);
vpand(xmm5, xmm7);
// fs = (ga >> 16) | (rb >> 9) | (ga >> 6) | (rb >> 3);
vpsrld(xmm6, xmm4, 9);
vpsrld(xmm4, 3);
vpsrld(xmm7, xmm5, 16);
vpsrld(xmm5, 6);
vpor(xmm5, xmm4);
vpor(xmm7, xmm6);
vpor(xmm5, xmm7);
}
if(m_sel.rfb)
{
// fs = fs.blend(fd, fm);
blend(xmm5, xmm2, xmm3); // TODO: could be skipped in certain cases, depending on fpsm and fm
}
bool fast = m_sel.rfb ? m_sel.fpsm < 2 : m_sel.fpsm == 0 && m_sel.notest;
WritePixel(xmm5, ebx, dl, fast, m_sel.fpsm, 0);
}
void GSDrawScanlineCodeGenerator::ReadPixel(const Xmm& dst, const Reg32& addr)
{
vmovq(dst, qword[addr * 2 + (size_t)m_local.gd->vm]);
vmovhps(dst, qword[addr * 2 + (size_t)m_local.gd->vm + 8 * 2]);
}
void GSDrawScanlineCodeGenerator::WritePixel(const Xmm& src, const Reg32& addr, const Reg8& mask, bool fast, int psm, int fz)
{
if(m_sel.notest)
{
if(fast)
{
vmovq(qword[addr * 2 + (size_t)m_local.gd->vm], src);
vmovhps(qword[addr * 2 + (size_t)m_local.gd->vm + 8 * 2], src);
}
else
{
WritePixel(src, addr, 0, psm);
WritePixel(src, addr, 1, psm);
WritePixel(src, addr, 2, psm);
WritePixel(src, addr, 3, psm);
}
}
else
{
if(fast)
{
// if(fzm & 0x0f) GSVector4i::storel(&vm16[addr + 0], fs);
// if(fzm & 0xf0) GSVector4i::storeh(&vm16[addr + 8], fs);
test(mask, 0x0f);
je("@f");
vmovq(qword[addr * 2 + (size_t)m_local.gd->vm], src);
L("@@");
test(mask, 0xf0);
je("@f");
vmovhps(qword[addr * 2 + (size_t)m_local.gd->vm + 8 * 2], src);
L("@@");
// vmaskmovps?
}
else
{
// if(fzm & 0x03) WritePixel(fpsm, &vm16[addr + 0], fs.extract32<0>());
// if(fzm & 0x0c) WritePixel(fpsm, &vm16[addr + 2], fs.extract32<1>());
// if(fzm & 0x30) WritePixel(fpsm, &vm16[addr + 8], fs.extract32<2>());
// if(fzm & 0xc0) WritePixel(fpsm, &vm16[addr + 10], fs.extract32<3>());
test(mask, 0x03);
je("@f");
WritePixel(src, addr, 0, psm);
L("@@");
test(mask, 0x0c);
je("@f");
WritePixel(src, addr, 1, psm);
L("@@");
test(mask, 0x30);
je("@f");
WritePixel(src, addr, 2, psm);
L("@@");
test(mask, 0xc0);
je("@f");
WritePixel(src, addr, 3, psm);
L("@@");
}
}
}
static const int s_offsets[] = {0, 2, 8, 10};
void GSDrawScanlineCodeGenerator::WritePixel(const Xmm& src, const Reg32& addr, uint8 i, int psm)
{
Address dst = ptr[addr * 2 + (size_t)m_local.gd->vm + s_offsets[i] * 2];
switch(psm)
{
case 0:
if(i == 0) vmovd(dst, src);
else vpextrd(dst, src, i);
break;
case 1:
if(i == 0) vmovd(eax, src);
else vpextrd(eax, src, i);
xor(eax, dst);
and(eax, 0xffffff);
xor(dst, eax);
break;
case 2:
if(i == 0) vmovd(eax, src);
else vpextrw(eax, src, i * 2);
mov(dst, ax);
break;
}
}
void GSDrawScanlineCodeGenerator::ReadTexel(int pixels, int mip_offset)
{
// in
// xmm5 = addr00
// xmm2 = addr01
// xmm0 = addr10
// xmm3 = addr11
// ebx = m_local.tex[0] (!m_sel.mmin)
// ebp = m_local.tex (m_sel.mmin)
// edx = m_local.clut (m_sel.tlu)
// out
// xmm6 = c00
// xmm4 = c01
// xmm1 = c10
// xmm5 = c11
ASSERT(pixels == 1 || pixels == 4);
mip_offset *= sizeof(void*);
const GSVector4i* lod_i = m_sel.lcm ? &m_local.gd->lod.i : &m_local.temp.lod.i;
if(m_sel.mmin && !m_sel.lcm)
{
const int r[] = {5, 6, 2, 4, 0, 1, 3, 7};
if(pixels == 4)
{
vmovdqa(ptr[&m_local.temp.test], xmm7);
}
for(uint8 j = 0; j < 4; j++)
{
mov(ebx, ptr[&lod_i->u32[j]]);
mov(ebx, ptr[ebp + ebx * sizeof(void*) + mip_offset]);
for(int i = 0; i < pixels; i++)
{
ReadTexel(Xmm(r[i * 2 + 1]), Xmm(r[i * 2 + 0]), j);
}
}
if(pixels == 4)
{
vmovdqa(xmm5, xmm7);
vmovdqa(xmm7, ptr[&m_local.temp.test]);
}
}
else
{
if(m_sel.mmin && m_sel.lcm)
{
mov(ebx, ptr[&lod_i->u32[0]]);
mov(ebx, ptr[ebp + ebx * sizeof(void*) + mip_offset]);
}
const int r[] = {5, 6, 2, 4, 0, 1, 3, 5};
const int t[] = {4, 1, 5, 2};
for(int i = 0; i < pixels; i++)
{
for(uint8 j = 0; j < 4; j++)
{
ReadTexel(Xmm(r[i * 2 + 1]), Xmm(r[i * 2 + 0]), j);
}
}
}
}
void GSDrawScanlineCodeGenerator::ReadTexel(const Xmm& dst, const Xmm& addr, uint8 i)
{
ASSERT(i < 4);
const Address& src = m_sel.tlu ? ptr[edx + eax * 4] : ptr[ebx + eax * 4];
if(i == 0) vmovd(eax, addr);
else vpextrd(eax, addr, i);
if(m_sel.tlu) movzx(eax, byte[ebx + eax]);
if(i == 0) vmovd(dst, src);
else vpinsrd(dst, src, i);
}
#endif