void GSDrawScanlineCodeGenerator::Wrap(const Xmm& uv)
{
// xmm0, xmm1, xmm2, xmm3 = 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[r12 + offsetof(GSScanlineGlobalData, t.min)]);
}
else
{
vpxor(xmm0, xmm0);
vpmaxsw(uv, xmm0);
}
vpminsw(uv, ptr[r12 + offsetof(GSScanlineGlobalData, t.max)]);
}
else
{
vpand(uv, ptr[r12 + offsetof(GSScanlineGlobalData, t.min)]);
if(region)
{
vpor(uv, ptr[r12 + offsetof(GSScanlineGlobalData, t.max)]);
}
}
}
else
{
vmovdqa(xmm2, ptr[r12 + offsetof(GSScanlineGlobalData, t.min)]);
vmovdqa(xmm3, ptr[r12 + offsetof(GSScanlineGlobalData, t.max)]);
vmovdqa(xmm0, ptr[r12 + offsetof(GSScanlineGlobalData, t.mask)]);
// GSVector4i repeat = (t & m_local.gd->t.min) | m_local.gd->t.max;
vpand(xmm1, uv, xmm2);
if(region)
{
vpor(xmm1, xmm3);
}
// GSVector4i clamp = t.sat_i16(m_local.gd->t.min, m_local.gd->t.max);
vpmaxsw(uv, xmm2);
vpminsw(uv, xmm3);
// clamp.blend8(repeat, m_local.gd->t.mask);
vpblendvb(uv, xmm1, xmm0);
}
}
void GSDrawScanlineCodeGenerator::TestZ(const Xmm& temp1, const Xmm& temp2)
{
if(!m_sel.zb)
{
return;
}
// int za = fza_base.y + fza_offset->y;
movsxd(rbp, dword[rsi + 4]);
movsxd(rax, dword[rdi + 4]);
add(rbp, rax);
// GSVector4i zs = zi;
if(!m_sel.sprite)
{
if(m_sel.zoverflow)
{
// zs = (GSVector4i(z * 0.5f) << 1) | (GSVector4i(z) & GSVector4i::x00000001());
mov(rax, (size_t)&GSVector4::m_half);
vbroadcastss(xmm0, ptr[rax]);
vmulps(xmm0, xmm8);
vcvttps2dq(xmm0, xmm0);
vpslld(xmm0, 1);
vcvttps2dq(xmm1, xmm8);
vpcmpeqd(xmm2, xmm2);
vpsrld(xmm2, 31);
vpand(xmm1, xmm2);
vpor(xmm0, xmm1);
}
else
{
// zs = GSVector4i(z);
vcvttps2dq(xmm0, xmm8);
}
if(m_sel.zwrite)
{
vmovdqa(ptr[r11 + offsetof(GSScanlineLocalData, temp.zs)], xmm0);
}
}
if(m_sel.ztest)
{
ReadPixel(xmm1, rbp);
if(m_sel.zwrite && m_sel.zpsm < 2)
{
vmovdqa(ptr[r11 + offsetof(GSScanlineLocalData, 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 off = GSVector4i::x80000000();
vpcmpeqd(xmm2, xmm2);
vpslld(xmm2, 31);
// GSVector4i zso = zs - off;
// GSVector4i zdo = zd - off;
vpsubd(xmm0, xmm2);
vpsubd(xmm1, xmm2);
}
switch(m_sel.ztst)
{
case ZTST_GEQUAL:
// test |= zso < zdo; // ~(zso >= zdo)
vpcmpgtd(xmm1, xmm0);
vpor(xmm15, 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(xmm2, xmm2);
vpxor(xmm0, xmm2);
vpor(xmm15, xmm0);
break;
}
alltrue();
}
}
void video_writer::copy_image::mov16()
{
vmovdqa(xmm0, ptr[rcx]);
vmovdqa(ptr[rdx], xmm0);
add(rcx, 16);
add(rdx, 16);
}
void video_writer::copy_image::mov32()
{
vmovdqa(xmm0, ptr[rcx]);
vmovdqa(xmm1, ptr[rcx + 16]);
vmovdqa(ptr[rdx], xmm0);
vmovdqa(ptr[rdx + 16], xmm1);
add(rcx, 32);
add(rdx, 32);
}
void GSDrawScanlineCodeGenerator::ReadMask()
{
if(m_sel.fwrite)
{
vmovdqa(xmm4, ptr[r12 + offsetof(GSScanlineGlobalData, fm)]);
}
if(m_sel.zwrite)
{
vmovdqa(xmm5, ptr[r12 + offsetof(GSScanlineGlobalData, zm)]);
}
}
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[r12 + offsetof(GSScanlineGlobalData, frb)]);
vmovdqa(xmm1, ptr[r12 + offsetof(GSScanlineGlobalData, fga)]);
vmovdqa(xmm6, xmm3);
lerp16(xmm2, xmm0, xmm9, 0);
lerp16(xmm3, xmm1, xmm9, 0);
mix16(xmm3, xmm6, xmm9);
}
void video_writer::copy_image::mov64()
{
vmovdqa(xmm0, ptr[rcx]);
vmovdqa(xmm1, ptr[rcx + 16]);
vmovdqa(ptr[rdx], xmm0);
vmovdqa(xmm2, ptr[rcx + 32]);
vmovdqa(ptr[rdx + 16], xmm1);
vmovdqa(xmm3, ptr[rcx + 48]);
vmovdqa(ptr[rdx + 32], xmm2);
add(rcx, 64);
vmovdqa(ptr[rdx + 48], xmm3);
add(rdx, 64);
}
void GSDrawScanlineCodeGenerator::WriteZBuf()
{
if(!m_sel.zwrite)
{
return;
}
bool fast = m_sel.ztest && m_sel.zpsm < 2;
vmovdqa(xmm1, ptr[r11 + offsetof(GSScanlineLocalData, temp.zs)]);
if(fast)
{
// zs = zs.blend8(zd, zm);
vpblendvb(xmm1, ptr[r11 + offsetof(GSScanlineLocalData, temp.zd)], xmm4);
}
WritePixel(xmm1, rbp, dh, fast, m_sel.zpsm, 1);
}
void GSDrawScanlineCodeGenerator::SampleTexture()
{
if(!m_sel.fb || m_sel.tfx == TFX_NONE)
{
return;
}
mov(rbx, ptr[r12 + offsetof(GSScanlineGlobalData, tex)]);
// ebx = tex
if(!m_sel.fst)
{
vrcpps(xmm0, xmm12);
vmulps(xmm4, xmm10, xmm0);
vmulps(xmm5, xmm11, xmm0);
vcvttps2dq(xmm4, xmm4);
vcvttps2dq(xmm5, xmm5);
if(m_sel.ltf)
{
// u -= 0x8000;
// v -= 0x8000;
mov(eax, 0x8000);
vmovd(xmm0, eax);
vpshufd(xmm0, xmm0, _MM_SHUFFLE(0, 0, 0, 0));
vpsubd(xmm4, xmm0);
vpsubd(xmm5, xmm0);
}
}
else
{
vmovdqa(xmm4, xmm10);
vmovdqa(xmm5, xmm11);
}
if(m_sel.ltf)
{
// GSVector4i uf = u.xxzzlh().srl16(1);
vpshuflw(xmm6, xmm4, _MM_SHUFFLE(2, 2, 0, 0));
vpshufhw(xmm6, xmm6, _MM_SHUFFLE(2, 2, 0, 0));
vpsrlw(xmm6, 1);
if(!m_sel.sprite)
{
// GSVector4i vf = v.xxzzlh().srl16(1);
vpshuflw(xmm7, xmm5, _MM_SHUFFLE(2, 2, 0, 0));
vpshufhw(xmm7, xmm7, _MM_SHUFFLE(2, 2, 0, 0));
vpsrlw(xmm7, 1);
}
}
// GSVector4i uv0 = u.sra32(16).ps32(v.sra32(16));
vpsrad(xmm4, 16);
vpsrad(xmm5, 16);
vpackssdw(xmm4, xmm5);
if(m_sel.ltf)
{
// GSVector4i uv1 = uv0.add16(GSVector4i::x0001());
vpcmpeqd(xmm0, xmm0);
vpsrlw(xmm0, 15);
vpaddw(xmm5, xmm4, xmm0);
// uv0 = Wrap(uv0);
// uv1 = Wrap(uv1);
Wrap(xmm4, xmm5);
}
else
{
// uv0 = Wrap(uv0);
Wrap(xmm4);
}
// xmm4 = uv0
// xmm5 = uv1 (ltf)
// xmm6 = uf
// xmm7 = vf
// GSVector4i x0 = uv0.upl16();
// GSVector4i y0 = uv0.uph16() << tw;
vpxor(xmm0, xmm0);
vpunpcklwd(xmm2, xmm4, xmm0);
vpunpckhwd(xmm3, xmm4, xmm0);
vpslld(xmm3, m_sel.tw + 3);
// xmm0 = 0
// xmm2 = x0
// xmm3 = y0
// xmm5 = uv1 (ltf)
// xmm6 = uf
// xmm7 = vf
if(m_sel.ltf)
{
// GSVector4i x1 = uv1.upl16();
// GSVector4i y1 = uv1.uph16() << tw;
vpunpcklwd(xmm4, xmm5, xmm0);
vpunpckhwd(xmm5, xmm5, xmm0);
vpslld(xmm5, m_sel.tw + 3);
// xmm2 = x0
// xmm3 = y0
// xmm4 = x1
// xmm5 = y1
// xmm6 = uf
// xmm7 = vf
// GSVector4i addr00 = y0 + x0;
// GSVector4i addr01 = y0 + x1;
// GSVector4i addr10 = y1 + x0;
// GSVector4i addr11 = y1 + x1;
vpaddd(xmm0, xmm3, xmm2);
vpaddd(xmm1, xmm3, xmm4);
vpaddd(xmm2, xmm5, xmm2);
vpaddd(xmm3, xmm5, xmm4);
// xmm0 = addr00
// xmm1 = addr01
// xmm2 = addr10
// xmm3 = addr11
// xmm6 = uf
// xmm7 = vf
// 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);
// xmm0 = c00
// xmm1 = c01
// xmm2 = c10
// xmm3 = c11
// xmm6 = uf
// xmm7 = vf
// GSVector4i rb00 = c00 & mask;
// GSVector4i ga00 = (c00 >> 8) & mask;
vpsllw(xmm4, xmm0, 8);
vpsrlw(xmm4, 8);
vpsrlw(xmm5, xmm0, 8);
// GSVector4i rb01 = c01 & mask;
// GSVector4i ga01 = (c01 >> 8) & mask;
vpsllw(xmm0, xmm1, 8);
vpsrlw(xmm0, 8);
vpsrlw(xmm1, 8);
// xmm0 = rb01
// xmm1 = ga01
// xmm2 = c10
// xmm3 = c11
// xmm4 = rb00
// xmm5 = ga00
// xmm6 = uf
// xmm7 = vf
// rb00 = rb00.lerp16<0>(rb01, uf);
// ga00 = ga00.lerp16<0>(ga01, uf);
lerp16(xmm0, xmm4, xmm6, 0);
lerp16(xmm1, xmm5, xmm6, 0);
// xmm0 = rb00
// xmm1 = ga00
// xmm2 = c10
// xmm3 = c11
// xmm6 = uf
// xmm7 = vf
// GSVector4i rb10 = c10 & mask;
// GSVector4i ga10 = (c10 >> 8) & mask;
vpsrlw(xmm5, xmm2, 8);
vpsllw(xmm2, 8);
vpsrlw(xmm4, xmm2, 8);
// GSVector4i rb11 = c11 & mask;
// GSVector4i ga11 = (c11 >> 8) & mask;
vpsrlw(xmm2, xmm3, 8);
vpsllw(xmm3, 8);
vpsrlw(xmm3, 8);
// xmm0 = rb00
// xmm1 = ga00
// xmm2 = rb11
// xmm3 = ga11
// xmm4 = rb10
// xmm5 = ga10
// xmm6 = uf
// xmm7 = vf
// rb10 = rb10.lerp16<0>(rb11, uf);
// ga10 = ga10.lerp16<0>(ga11, uf);
lerp16(xmm2, xmm4, xmm6, 0);
lerp16(xmm3, xmm5, xmm6, 0);
// xmm0 = rb00
// xmm1 = ga00
// xmm2 = rb10
// xmm3 = ga10
// xmm7 = vf
// rb00 = rb00.lerp16<0>(rb10, vf);
// ga00 = ga00.lerp16<0>(ga10, vf);
lerp16(xmm2, xmm0, xmm7, 0);
lerp16(xmm3, xmm1, xmm7, 0);
}
else
{
// GSVector4i addr00 = y0 + x0;
vpaddd(xmm3, xmm2);
// 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;
vpsrlw(xmm3, xmm2, 8);
vpsllw(xmm2, 8);
vpsrlw(xmm2, 8);
}
// xmm2 = rb
// xmm3 = ga
}
void GSDrawScanlineCodeGenerator::Step()
{
// steps -= 4;
sub(rcx, 4);
// fza_offset++;
add(rdi, 8);
if(!m_sel.sprite)
{
// z += m_local.d4.z;
if(m_sel.zb)
{
vaddps(xmm8, ptr[r11 + offsetof(GSScanlineLocalData, d4.z)]);
}
// f = f.add16(m_local.d4.f);
if(m_sel.fwrite && m_sel.fge)
{
vpaddw(xmm9, ptr[r11 + offsetof(GSScanlineLocalData, d4.f)]);
}
}
else
{
if(m_sel.ztest)
{
}
}
if(m_sel.fb)
{
if(m_sel.tfx != TFX_NONE)
{
if(m_sel.fst)
{
// GSVector4i st = m_local.d4.st;
// si += st.xxxx();
// if(!sprite) ti += st.yyyy();
vmovdqa(xmm0, ptr[r11 + offsetof(GSScanlineLocalData, d4.stq)]);
vpshufd(xmm1, xmm0, _MM_SHUFFLE(0, 0, 0, 0));
vpaddd(xmm10, xmm1);
if(!m_sel.sprite || m_sel.mmin)
{
vpshufd(xmm1, xmm0, _MM_SHUFFLE(1, 1, 1, 1));
vpaddd(xmm11, xmm1);
}
}
else
{
// GSVector4 stq = m_local.d4.stq;
// s += stq.xxxx();
// t += stq.yyyy();
// q += stq.zzzz();
vmovaps(xmm0, ptr[r11 + offsetof(GSScanlineLocalData, d4.stq)]);
vshufps(xmm1, xmm0, xmm0, _MM_SHUFFLE(0, 0, 0, 0));
vshufps(xmm2, xmm0, xmm0, _MM_SHUFFLE(1, 1, 1, 1));
vshufps(xmm3, xmm0, xmm0, _MM_SHUFFLE(2, 2, 2, 2));
vaddps(xmm10, xmm1);
vaddps(xmm11, xmm2);
vaddps(xmm12, xmm3);
}
}
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(xmm0, ptr[r11 + offsetof(GSScanlineLocalData, d4.c)]);
vpshufd(xmm1, xmm0, _MM_SHUFFLE(0, 0, 0, 0));
vpshufd(xmm2, xmm0, _MM_SHUFFLE(1, 1, 1, 1));
vpaddw(xmm13, xmm1);
vpaddw(xmm14, xmm2);
// FIXME: color may underflow and roll over at the end of the line, if decreasing
vpxor(xmm0, xmm0);
vpmaxsw(xmm13, xmm0);
vpmaxsw(xmm14, xmm0);
}
else
{
if(m_sel.tfx == TFX_NONE)
{
}
}
}
}
// test = m_test[7 + (steps & (steps >> 31))];
mov(rdx, rcx);
sar(rdx, 63);
and(rdx, rcx);
shl(rdx, 4);
vmovdqa(xmm15, ptr[rdx + r10 + 7 * 16]);
}
void GSDrawScanlineCodeGenerator::Generate()
{
// TODO: on linux/mac rsi, rdi, xmm6-xmm15 are all caller saved
push(rbx);
push(rsi);
push(rdi);
push(rbp);
push(r12);
push(r13);
sub(rsp, 8 + 10 * 16);
for(int i = 6; i < 16; i++)
{
vmovdqa(ptr[rsp + (i - 6) * 16], Xmm(i));
}
mov(r10, (size_t)&m_test[0]);
mov(r11, (size_t)&m_local);
mov(r12, (size_t)m_local.gd);
mov(r13, (size_t)m_local.gd->vm);
Init();
// rcx = steps
// rsi = fza_base
// rdi = fza_offset
// r10 = &m_test[0]
// r11 = &m_local
// r12 = m_local->gd
// r13 = m_local->gd.vm
// xmm7 = vf (sprite && ltf)
// xmm8 = z
// xmm9 = f
// xmm10 = s
// xmm11 = t
// xmm12 = q
// xmm13 = rb
// xmm14 = ga
// xmm15 = test
if(!m_sel.edge)
{
align(16);
}
L("loop");
TestZ(xmm5, xmm6);
// ebp = za
if(m_sel.mmin)
{
SampleTextureLOD();
}
else
{
SampleTexture();
}
// ebp = za
// xmm2 = rb
// xmm3 = ga
AlphaTFX();
// ebp = za
// xmm2 = rb
// xmm3 = ga
ReadMask();
// ebp = za
// xmm2 = rb
// xmm3 = ga
// xmm4 = fm
// xmm5 = zm
TestAlpha();
// ebp = za
// xmm2 = rb
// xmm3 = ga
// xmm4 = fm
// xmm5 = zm
ColorTFX();
// ebp = za
// xmm2 = rb
// xmm3 = ga
// xmm4 = fm
// xmm5 = zm
Fog();
// ebp = za
// xmm2 = rb
// xmm3 = ga
// xmm4 = fm
// xmm5 = zm
ReadFrame();
// ebx = fa
// ebp = za
// xmm2 = rb
// xmm3 = ga
// xmm4 = fm
// xmm5 = zm
// xmm6 = fd
TestDestAlpha();
// ebx = fa
// ebp = za
// xmm2 = rb
// xmm3 = ga
// xmm4 = fm
// xmm5 = zm
// xmm6 = fd
WriteMask();
// ebx = fa
// edx = fzm
// ebp = za
// xmm2 = rb
// xmm3 = ga
// xmm4 = fm
// xmm5 = zm
// xmm6 = fd
WriteZBuf();
// ebx = fa
// edx = fzm
// xmm2 = rb
// xmm3 = ga
// xmm4 = fm
// xmm6 = fd
AlphaBlend();
// ebx = fa
// edx = fzm
// xmm2 = rb
// xmm3 = ga
// xmm4 = fm
// xmm6 = fd
WriteFrame();
L("step");
// if(steps <= 0) break;
if(!m_sel.edge)
{
test(rcx, rcx);
jle("exit", T_NEAR);
Step();
jmp("loop", T_NEAR);
}
L("exit");
for(int i = 6; i < 16; i++)
{
vmovdqa(Xmm(i), ptr[rsp + (i - 6) * 16]);
}
add(rsp, 8 + 10 * 16);
pop(r13);
pop(r12);
pop(rbp);
pop(rdi);
pop(rsi);
pop(rbx);
ret();
}
void GSDrawScanlineCodeGenerator::Init()
{
// int skip = left & 3;
mov(rbx, rdx);
and(rdx, 3);
// left -= skip;
sub(rbx, rdx);
// int steps = pixels + skip - 4;
lea(rcx, ptr[rcx + rdx - 4]);
// GSVector4i test = m_test[skip] | m_test[7 + (steps & (steps >> 31))];
shl(rdx, 4);
vmovdqa(xmm15, ptr[rdx + r10]);
mov(rax, rcx);
sar(rax, 63);
and(rax, rcx);
shl(rax, 4);
vpor(xmm15, ptr[rax + r10 + 7 * 16]);
// GSVector2i* fza_base = &m_local.gd->fzbr[top];
mov(rax, (size_t)m_local.gd->fzbr);
lea(rsi, ptr[rax + r8 * 8]);
// GSVector2i* fza_offset = &m_local.gd->fzbc[left >> 2];
mov(rax, (size_t)m_local.gd->fzbc);
lea(rdi, ptr[rax + rbx * 2]);
if(!m_sel.sprite && (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(rdx, ptr[rdx * 8 + r11 + offsetof(GSScanlineLocalData, d)]);
}
if(!m_sel.sprite)
{
if(m_sel.fwrite && m_sel.fge || m_sel.zb)
{
vmovaps(xmm0, ptr[r9 + offsetof(GSVertexSW, p)]); // v.p
if(m_sel.fwrite && m_sel.fge)
{
// f = GSVector4i(vp).zzzzh().zzzz().add16(m_local.d[skip].f);
vcvttps2dq(xmm9, xmm0);
vpshufhw(xmm9, xmm9, _MM_SHUFFLE(2, 2, 2, 2));
vpshufd(xmm9, xmm9, _MM_SHUFFLE(2, 2, 2, 2));
vpaddw(xmm9, ptr[rdx + 16 * 6]);
}
if(m_sel.zb)
{
// z = vp.zzzz() + m_local.d[skip].z;
vshufps(xmm8, xmm0, xmm0, _MM_SHUFFLE(2, 2, 2, 2));
vaddps(xmm8, ptr[rdx]);
}
}
}
else
{
if(m_sel.ztest)
{
vmovdqa(xmm8, ptr[r11 + offsetof(GSScanlineLocalData, p.z)]);
}
}
if(m_sel.fb)
{
if(m_sel.edge || m_sel.tfx != TFX_NONE)
{
vmovaps(xmm0, ptr[r9 + offsetof(GSVertexSW, t)]); // v.t
}
if(m_sel.edge)
{
vpshufhw(xmm1, xmm0, _MM_SHUFFLE(2, 2, 2, 2));
vpshufd(xmm1, xmm1, _MM_SHUFFLE(3, 3, 3, 3));
vpsrlw(xmm1, 9);
vmovdqa(ptr[r11 + offsetof(GSScanlineLocalData, temp.cov)], xmm1);
}
if(m_sel.tfx != TFX_NONE)
{
if(m_sel.fst)
{
// GSVector4i vti(vt);
vcvttps2dq(xmm0, xmm0);
// s = vti.xxxx() + m_local.d[skip].s;
// t = vti.yyyy(); if(!sprite) t += m_local.d[skip].t;
vpshufd(xmm10, xmm0, _MM_SHUFFLE(0, 0, 0, 0));
vpshufd(xmm11, xmm0, _MM_SHUFFLE(1, 1, 1, 1));
vpaddd(xmm10, ptr[rdx + offsetof(GSScanlineLocalData::skip, s)]);
if(!m_sel.sprite || m_sel.mmin)
{
vpaddd(xmm11, ptr[rdx + offsetof(GSScanlineLocalData::skip, t)]);
}
else
{
if(m_sel.ltf)
{
vpshuflw(xmm6, xmm11, _MM_SHUFFLE(2, 2, 0, 0));
vpshufhw(xmm6, xmm6, _MM_SHUFFLE(2, 2, 0, 0));
vpsrlw(xmm6, 1);
}
}
}
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(xmm10, xmm0, xmm0, _MM_SHUFFLE(0, 0, 0, 0));
vshufps(xmm11, xmm0, xmm0, _MM_SHUFFLE(1, 1, 1, 1));
vshufps(xmm12, xmm0, xmm0, _MM_SHUFFLE(2, 2, 2, 2));
vaddps(xmm10, ptr[rdx + offsetof(GSScanlineLocalData::skip, s)]);
vaddps(xmm11, ptr[rdx + offsetof(GSScanlineLocalData::skip, t)]);
vaddps(xmm12, ptr[rdx + offsetof(GSScanlineLocalData::skip, q)]);
}
}
if(!(m_sel.tfx == TFX_DECAL && m_sel.tcc))
{
if(m_sel.iip)
{
// GSVector4i vc = GSVector4i(v.c);
vcvttps2dq(xmm0, ptr[r9 + offsetof(GSVertexSW, c)]); // v.c
// vc = vc.upl16(vc.zwxy());
vpshufd(xmm1, xmm0, _MM_SHUFFLE(1, 0, 3, 2));
vpunpcklwd(xmm0, xmm1);
// rb = vc.xxxx().add16(m_local.d[skip].rb);
// ga = vc.zzzz().add16(m_local.d[skip].ga);
vpshufd(xmm13, xmm0, _MM_SHUFFLE(0, 0, 0, 0));
vpshufd(xmm14, xmm0, _MM_SHUFFLE(2, 2, 2, 2));
vpaddw(xmm13, ptr[rdx + offsetof(GSScanlineLocalData::skip, rb)]);
vpaddw(xmm14, ptr[rdx + offsetof(GSScanlineLocalData::skip, ga)]);
}
else
{
vmovdqa(xmm13, ptr[r11 + offsetof(GSScanlineLocalData, c.rb)]);
vmovdqa(xmm14, ptr[r11 + offsetof(GSScanlineLocalData, c.ga)]);
}
}
}
}
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, xmm6, 8);
vpsrlw(xmm0, 8);
vpsrlw(xmm1, xmm6, 8);
break;
case 2:
// c[2] = ((fd & 0x7c00) << 9) | ((fd & 0x001f) << 3);
// c[3] = ((fd & 0x8000) << 8) | ((fd & 0x03e0) >> 2);
vpcmpeqd(xmm15, xmm15);
vpsrld(xmm15, 27); // 0x0000001f
vpand(xmm0, xmm6, xmm15);
vpslld(xmm0, 3);
vpslld(xmm15, 10); // 0x00007c00
vpand(xmm5, xmm6, xmm15);
vpslld(xmm5, 9);
vpor(xmm0, xmm1);
vpsrld(xmm15, 5); // 0x000003e0
vpand(xmm1, xmm6, xmm15);
vpsrld(xmm1, 2);
vpsllw(xmm15, 10); // 0x00008000
vpand(xmm5, xmm6, xmm15);
vpslld(xmm5, 8);
vpor(xmm1, xmm5);
break;
}
}
// xmm2, xmm3 = src rb, ga
// xmm0, xmm1 = dst rb, ga
// xmm5, xmm15 = free
if(m_sel.pabe || (m_sel.aba != m_sel.abb) && (m_sel.abb == 0 || m_sel.abd == 0))
{
vmovdqa(xmm5, xmm2);
}
if(m_sel.aba != m_sel.abb)
{
// rb = c[aba * 2 + 0];
switch(m_sel.aba)
{
case 0: break;
case 1: vmovdqa(xmm2, xmm0); break;
case 2: vpxor(xmm2, xmm2); break;
}
// rb = rb.sub16(c[abb * 2 + 0]);
switch(m_sel.abb)
{
case 0: vpsubw(xmm2, xmm5); break;
case 1: vpsubw(xmm2, 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(xmm15, m_sel.abc ? xmm1 : xmm3, _MM_SHUFFLE(3, 3, 1, 1));
vpshufhw(xmm15, xmm15, _MM_SHUFFLE(3, 3, 1, 1));
vpsllw(xmm15, 7);
break;
case 2:
vmovdqa(xmm15, ptr[r12 + offsetof(GSScanlineGlobalData, afix)]);
break;
}
// rb = rb.modulate16<1>(a);
modulate16(xmm2, xmm15, 1);
}
// rb = rb.add16(c[abd * 2 + 0]);
switch(m_sel.abd)
{
case 0: vpaddw(xmm2, xmm5); break;
case 1: vpaddw(xmm2, xmm0); break;
case 2: break;
}
}
else
{
// rb = c[abd * 2 + 0];
switch(m_sel.abd)
{
case 0: break;
case 1: vmovdqa(xmm2, xmm0); break;
case 2: vpxor(xmm2, xmm2); break;
}
}
if(m_sel.pabe)
{
// mask = (c[1] << 8).sra32(31);
vpslld(xmm0, xmm3, 8);
vpsrad(xmm0, 31);
// rb = c[0].blend8(rb, mask);
vpblendvb(xmm2, xmm5, xmm2, xmm0);
}
// xmm0 = pabe mask
// xmm3 = src ga
// xmm1 = dst ga
// xmm2 = rb
// xmm15 = a
// xmm5 = free
vmovdqa(xmm5, xmm3);
if(m_sel.aba != m_sel.abb)
{
// ga = c[aba * 2 + 1];
switch(m_sel.aba)
{
case 0: break;
case 1: vmovdqa(xmm3, xmm1); break;
case 2: vpxor(xmm3, xmm3); break;
}
// ga = ga.sub16(c[abeb * 2 + 1]);
switch(m_sel.abb)
{
case 0: vpsubw(xmm3, xmm5); break;
case 1: vpsubw(xmm3, xmm1); break;
case 2: break;
}
if(!(m_sel.fpsm == 1 && m_sel.abc == 1))
{
// ga = ga.modulate16<1>(a);
modulate16(xmm3, xmm15, 1);
}
// ga = ga.add16(c[abd * 2 + 1]);
switch(m_sel.abd)
{
case 0: vpaddw(xmm3, xmm5); break;
case 1: vpaddw(xmm3, xmm1); break;
case 2: break;
}
}
else
{
// ga = c[abd * 2 + 1];
switch(m_sel.abd)
{
case 0: break;
case 1: vmovdqa(xmm3, xmm1); break;
case 2: vpxor(xmm3, xmm3); break;
}
}
// xmm0 = pabe mask
// xmm5 = src ga
// xmm2 = rb
// xmm3 = ga
// xmm1, xmm15 = 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(xmm3, xmm5, xmm3, xmm0);
}
else
{
if(m_sel.fpsm != 1) // TODO: fm == 0xffxxxxxx
{
mix16(xmm3, xmm5, xmm15);
}
}
}
void GSDrawScanlineCodeGenerator::ColorTFX()
{
if(!m_sel.fwrite)
{
return;
}
switch(m_sel.tfx)
{
case TFX_MODULATE:
// rbt = rbt.modulate16<1>(rb).clamp8();
modulate16(xmm2, xmm13, 1);
clamp16(xmm2, xmm0);
break;
case TFX_DECAL:
break;
case TFX_HIGHLIGHT:
case TFX_HIGHLIGHT2:
// gat = gat.modulate16<1>(ga).add16(af).clamp8().mix16(gat);
vmovdqa(xmm1, xmm3);
modulate16(xmm3, xmm14, 1);
vpshuflw(xmm6, xmm14, _MM_SHUFFLE(3, 3, 1, 1));
vpshufhw(xmm6, xmm6, _MM_SHUFFLE(3, 3, 1, 1));
vpsrlw(xmm6, 7);
vpaddw(xmm3, xmm6);
clamp16(xmm3, xmm0);
mix16(xmm3, xmm1, xmm0);
// rbt = rbt.modulate16<1>(rb).add16(af).clamp8();
modulate16(xmm2, xmm13, 1);
vpaddw(xmm2, xmm6);
clamp16(xmm2, xmm0);
break;
case TFX_NONE:
// rbt = iip ? rb.srl16(7) : rb;
if(m_sel.iip)
{
vpsrlw(xmm2, xmm13, 7);
}
break;
}
}
void GSDrawScanlineCodeGenerator::TestAlpha()
{
switch(m_sel.afail)
{
case AFAIL_FB_ONLY:
if(!m_sel.zwrite) return;
break;
case AFAIL_ZB_ONLY:
if(!m_sel.fwrite) return;
break;
case AFAIL_RGB_ONLY:
if(!m_sel.zwrite && m_sel.fpsm == 1) return;
break;
}
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, xmm3, 16);
vpcmpgtd(xmm1, ptr[r12 + offsetof(GSScanlineGlobalData, aref)]);
break;
case ATST_EQUAL:
// t = (ga >> 16) != m_local.gd->aref;
vpsrld(xmm1, xmm3, 16);
vpcmpeqd(xmm1, ptr[r12 + offsetof(GSScanlineGlobalData, aref)]);
vpcmpeqd(xmm0, xmm0);
vpxor(xmm1, xmm0);
break;
case ATST_GEQUAL:
case ATST_GREATER:
// t = (ga >> 16) < m_local.gd->aref;
vpsrld(xmm0, xmm3, 16);
vmovdqa(xmm1, ptr[r12 + offsetof(GSScanlineGlobalData, aref)]);
vpcmpgtd(xmm1, xmm0);
break;
case ATST_NOTEQUAL:
// t = (ga >> 16) == m_local.gd->aref;
vpsrld(xmm1, xmm3, 16);
vpcmpeqd(xmm1, ptr[r12 + offsetof(GSScanlineGlobalData, aref)]);
break;
}
switch(m_sel.afail)
{
case AFAIL_KEEP:
// test |= t;
vpor(xmm15, xmm1);
alltrue();
break;
case AFAIL_FB_ONLY:
// zm |= t;
vpor(xmm5, xmm1);
break;
case AFAIL_ZB_ONLY:
// fm |= t;
vpor(xmm4, xmm1);
break;
case AFAIL_RGB_ONLY:
// zm |= t;
vpor(xmm5, xmm1);
// fm |= t & GSVector4i::xff000000();
vpsrld(xmm1, 24);
vpslld(xmm1, 24);
vpor(xmm4, xmm1);
break;
}
}