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"as is" sse in some cases in TextureDecoder.cpp 

git-svn-id: https://dolphin-emu.googlecode.com/svn/trunk@782 8ced0084-cf51-0410-be5f-012b33b47a6e
This commit is contained in:
memberTwo.mb2 2008-10-05 21:38:06 +00:00
parent 1fb3779ed6
commit 2cc477b7d5
1 changed files with 125 additions and 28 deletions
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153
Source/Core/VideoCommon/Src/TextureDecoder.cpp
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@ -19,6 +19,7 @@
#include "TextureDecoder.h"
#include "LookUpTables.h"
#include <emmintrin.h>
//Uncomment this to enable Texture Format ID overlays
#define OVERLAY_TEXFMT
@ -138,13 +139,14 @@ inline int expand8888(const int j)
return i | (i<<16);
}
inline void decodebytesI4(u32 *dst, const u8 *src, int numbytes)
//inline void decodebytesI4(u32 *dst, const u8 *src, int numbytes)
inline void decodebytesI4(u32 *dst, const u8 *src)
{
for (int x = 0; x < numbytes; x++)
for (int x = 0; x < 4; x++)
{
int val = src[x];
*dst++ = expand8888(lut4to8[val>>4]);
*dst++ = expand8888(lut4to8[val&15]);
*dst++ = expand8888(lut4to8[val>>4]);
*dst++ = expand8888(lut4to8[val&15]);
}
}
@ -155,10 +157,11 @@ inline void decodebytesI8_8(u32 *dst, const u8 *src)
dst[x] = src[x] * 0x01010101; //expand8888(src[x]); *0x... may or may not be faster. not sure. Should be faster on P4 at least.
}
inline void decodebytesC4(u32 *dst, const u8 *src, int numbytes, int tlutaddr, int tlutfmt)
//inline void decodebytesC4(u32 *dst, const u8 *src, int numbytes, int tlutaddr, int tlutfmt)
inline void decodebytesC4(u32 *dst, const u8 *src, int tlutaddr, int tlutfmt)
{
u16 *tlut = (u16*)(texMem + tlutaddr);
for (int x = 0; x < numbytes; x++)
for (int x = 0; x < 4; x++)
{
int val = src[x];
switch (tlutfmt) {
@ -182,10 +185,11 @@ inline void decodebytesC4(u32 *dst, const u8 *src, int numbytes, int tlutaddr, i
}
}
inline void decodebytesC8(u32 *dst, const u8 *src, int numbytes, int tlutaddr, int tlutfmt)
//inline void decodebytesC8(u32 *dst, const u8 *src, int numbytes, int tlutaddr, int tlutfmt)
inline void decodebytesC8(u32 *dst, const u8 *src, int tlutaddr, int tlutfmt)
{
u16 *tlut = (u16*)(texMem+tlutaddr);
for (int x = 0; x < numbytes; x++)
for (int x = 0; x < 8; x++)
{
int val = src[x];
switch (tlutfmt) {
@ -206,10 +210,11 @@ inline void decodebytesC8(u32 *dst, const u8 *src, int numbytes, int tlutaddr, i
}
inline void decodebytesC14X2(u32 *dst, const u16 *src, int numpixels, int tlutaddr, int tlutfmt)
//inline void decodebytesC14X2(u32 *dst, const u16 *src, int numpixels, int tlutaddr, int tlutfmt)
inline void decodebytesC14X2(u32 *dst, const u16 *src, int tlutaddr, int tlutfmt)
{
u16 *tlut = (u16*)(texMem+tlutaddr);
for (int x = 0; x < numpixels; x++)
for (int x = 0; x < 4; x++)
{
int val = Common::swap16(src[x]);
switch (tlutfmt) {
@ -229,15 +234,17 @@ inline void decodebytesC14X2(u32 *dst, const u16 *src, int numpixels, int tlutad
}
}
inline void decodebytesRGB565(u32 *dst, const u16 *src, int numpixels)
//inline void decodebytesRGB565(u32 *dst, const u16 *src, int numpixels)
inline void decodebytesRGB565(u32 *dst, const u16 *src)
{
for (int x = 0; x < numpixels; x++)
for (int x = 0; x < 4; x++)
*dst++ = decode565(Common::swap16(src[x]));
}
inline void decodebytesIA4(u32 *dst, const u8 *src, int numbytes)
//inline void decodebytesIA4(u32 *dst, const u8 *src, int numbytes)
inline void decodebytesIA4(u32 *dst, const u8 *src)
{
for (int x = 0; x < numbytes; x++)
for (int x = 0; x < 8; x++)
{
int val = src[x];
int a = lut4to8[val>>4];
@ -246,15 +253,17 @@ inline void decodebytesIA4(u32 *dst, const u8 *src, int numbytes)
}
}
inline void decodebytesIA8(u32 *dst, const u16 *src, int numpixels)
//inline void decodebytesIA8(u32 *dst, const u16 *src, int numpixels)
inline void decodebytesIA8(u32 *dst, const u16 *src)
{
for (int x = 0; x < numpixels; x++)
for (int x = 0; x < 4; x++)
dst[x] = decodeIA8(Common::swap16(src[x]));
}
inline void decodebytesRGB5A3(u32 *dst, const u16 *src, int numpixels)
//inline void decodebytesRGB5A3(u32 *dst, const u16 *src, int numpixels)
inline void decodebytesRGB5A3(u32 *dst, const u16 *src)
{
for (int x = 0; x < numpixels; x++)
for (int x = 0; x < 4; x++)
dst[x] = decode5A3(Common::swap16(src[x]));
}
@ -337,15 +346,71 @@ PC_TexFormat TexDecoder_Decode(u8 *dst, const u8 *src, int width, int height, in
for (int y = 0; y < height; y += 8)
for (int x = 0; x < width; x += 8)
for (int iy = 0; iy < 8; iy++, src += 4)
decodebytesC4((u32*)dst+(y+iy)*width+x, src, 4, tlutaddr, tlutfmt);
//decodebytesC4((u32*)dst+(y+iy)*width+x, src, 4, tlutaddr, tlutfmt);
decodebytesC4((u32*)dst+(y+iy)*width+x, src, tlutaddr, tlutfmt);
}
return PC_TEX_FMT_BGRA32;
case GX_TF_I4:
{
#if 1
__m128i Lmask = _mm_set1_epi8 (0x0F);
__m128i Hmask = _mm_set1_epi8 (0xF0);
__m128i* sseSrc = (__m128i *)src;
__m128i* sseDst = (__m128i *)dst;
for (int y = 0; y < height; y += 8)
for (int x = 0; x < width; x += 8)
for (int iy = 0; iy < 8; iy++, sseSrc++) {
// TODO (mb2): func and don't let the optimizer perform all the clean up by itself
__m128i s = _mm_load_si128 (sseSrc); // ab cd ef gh ...
__m128i sl = _mm_and_si128 (s, Lmask); // 0b 0d 0f 0h ...
__m128i sls = _mm_slli_epi16 (sl, 4); // b0 d0 f0 h0 ...
__m128i sl_ = _mm_or_si128 (sl, sls); // bb dd ff ff ...
__m128i sh = _mm_and_si128 (s, Hmask); // a0 c0 e0 g0 ...
__m128i shs = _mm_srli_epi16 (sh, 4); // 0a 0c 0e g0 ...
__m128i sh_ = _mm_or_si128 (sh, shs); // aa cc ee gg ...
__m128i rl = _mm_unpacklo_epi8 (sh_, sl_); // bb aa dd cc ...
__m128i rh = _mm_unpackhi_epi8 (sh_, sl_); //
__m128i ral = _mm_unpacklo_epi8 (rl, rl); // bb bb aa aa ...
__m128i rah = _mm_unpackhi_epi8 (rl, rl); //
// result part a
__m128i rall = _mm_unpacklo_epi16 (ral, ral); // bb bb bb bb ... -> done
__m128i ralh = _mm_unpackhi_epi16 (ral, ral); // -> done
__m128i rahl = _mm_unpacklo_epi16 (rah, rah); // -> done
__m128i rahh = _mm_unpackhi_epi16 (rah, rah); // -> done
__m128i rbl = _mm_unpacklo_epi8 (rh, rh); //
__m128i rbh = _mm_unpackhi_epi8 (rh, rh); //
// result part b
__m128i rbll = _mm_unpacklo_epi16 (rbl, rbl); // -> done
__m128i rblh = _mm_unpackhi_epi16 (rbl, rbl); // -> done
__m128i rbhl = _mm_unpacklo_epi16 (rbh, rbh); // -> done
__m128i rbhh = _mm_unpackhi_epi16 (rbh, rbh); // -> done
// store
sseDst = (__m128i*)(dst+((y+iy)*width+x)*4); // that sucks... too lazy
_mm_store_si128 (sseDst++, rall);
_mm_store_si128 (sseDst, ralh);
iy++;
sseDst = (__m128i*)(dst+((y+iy)*width+x)*4);
_mm_store_si128 (sseDst++, rahl);
_mm_store_si128 (sseDst, rahh);
iy++;
sseDst = (__m128i*)(dst+((y+iy)*width+x)*4);
_mm_store_si128 (sseDst++, rbll);
_mm_store_si128 (sseDst, rblh);
iy++;
sseDst = (__m128i*)(dst+((y+iy)*width+x)*4);
_mm_store_si128 (sseDst++, rbhl);
_mm_store_si128 (sseDst, rbhh);
}
#else
for (int y = 0; y < height; y += 8)
for (int x = 0; x < width; x += 8)
for (int iy = 0; iy < 8; iy++, src += 4)
decodebytesI4((u32*)dst+(y+iy)*width+x, src, 4);
//decodebytesI4((u32*)dst+(y+iy)*width+x, src, 4);
decodebytesI4((u32*)dst+(y+iy)*width+x, src);
#endif
}
return PC_TEX_FMT_BGRA32;
case GX_TF_C8:
@ -353,23 +418,51 @@ PC_TexFormat TexDecoder_Decode(u8 *dst, const u8 *src, int width, int height, in
for (int y = 0; y < height; y += 4)
for (int x = 0; x < width; x += 8)
for (int iy = 0; iy < 4; iy++, src += 8)
decodebytesC8((u32*)dst+(y+iy)*width+x, src, 8, tlutaddr, tlutfmt);
//decodebytesC8((u32*)dst+(y+iy)*width+x, src, 8, tlutaddr, tlutfmt);
decodebytesC8((u32*)dst+(y+iy)*width+x, src, tlutaddr, tlutfmt);
}
return PC_TEX_FMT_BGRA32;
case GX_TF_I8: // speed critical
{
{
#if 1
__m128i *sseSrc = (__m128i *)src;
__m128i *sseDst = (__m128i *)dst;
for (int y = 0; y < height; y += 4)
for (int x = 0; x < width; x += 8)
for (int iy = 0; iy < 4; iy++, sseSrc++) {
// TODO (mb2): func and don't let the optimizer perform all the clean up by itself
__m128i s = _mm_load_si128 (sseSrc); // ab cd ef gh ...
__m128i rl = _mm_unpacklo_epi8 (s, s); // ab ab cd cd ...
__m128i rh = _mm_unpackhi_epi8 (s, s); //
// result
__m128i rll = _mm_unpacklo_epi8 (rl, rl); // ab ab ab ab
__m128i rlh = _mm_unpackhi_epi8 (rl, rl);
__m128i rhl = _mm_unpacklo_epi8 (rh, rh);
__m128i rhh = _mm_unpackhi_epi8 (rh, rh);
// store
sseDst = (__m128i*)(dst+((y+iy)*width+x)*4);
_mm_store_si128 (sseDst++, rll);
_mm_store_si128 (sseDst, rlh);
iy++;
sseDst = (__m128i*)(dst+((y+iy)*width+x)*4);
_mm_store_si128 (sseDst++, rhl);
_mm_store_si128 (sseDst, rhh);
}
#else
for (int y = 0; y < height; y += 4)
for (int x = 0; x < width; x += 8)
for (int iy = 0; iy < 4; iy++, src += 8)
decodebytesI8_8((u32*)dst+(y+iy)*width+x, src);
}
#endif
}
return PC_TEX_FMT_BGRA32;
case GX_TF_IA4:
{
for (int y = 0; y < height; y += 4)
for (int x = 0; x < width; x += 8)
for (int iy = 0; iy < 4; iy++, src += 8)
decodebytesIA4((u32*)dst+(y+iy)*width+x, src, 8);
//decodebytesIA4((u32*)dst+(y+iy)*width+x, src, 8);
decodebytesIA4((u32*)dst+(y+iy)*width+x, src);
}
return PC_TEX_FMT_BGRA32;
case GX_TF_IA8:
@ -377,7 +470,8 @@ PC_TexFormat TexDecoder_Decode(u8 *dst, const u8 *src, int width, int height, in
for (int y = 0; y < height; y += 4)
for (int x = 0; x < width; x += 4)
for (int iy = 0; iy < 4; iy++, src += 8)
decodebytesIA8((u32*)dst+(y+iy)*width+x, (u16*)src, 4);
//decodebytesIA8((u32*)dst+(y+iy)*width+x, (u16*)src, 4);
decodebytesIA8((u32*)dst+(y+iy)*width+x, (u16*)src);
}
return PC_TEX_FMT_BGRA32;
case GX_TF_C14X2:
@ -385,7 +479,8 @@ PC_TexFormat TexDecoder_Decode(u8 *dst, const u8 *src, int width, int height, in
for (int y = 0; y < height; y += 4)
for (int x = 0; x < width; x += 4)
for (int iy = 0; iy < 4; iy++, src += 8)
decodebytesC14X2((u32*)dst+(y+iy)*width+x, (u16*)src, 4, tlutaddr, tlutfmt);
//decodebytesC14X2((u32*)dst+(y+iy)*width+x, (u16*)src, 4, tlutaddr, tlutfmt);
decodebytesC14X2((u32*)dst+(y+iy)*width+x, (u16*)src, tlutaddr, tlutfmt);
}
return PC_TEX_FMT_BGRA32;
case GX_TF_RGB565:
@ -393,7 +488,8 @@ PC_TexFormat TexDecoder_Decode(u8 *dst, const u8 *src, int width, int height, in
for (int y = 0; y < height; y += 4)
for (int x = 0; x < width; x += 4)
for (int iy = 0; iy < 4; iy++, src += 8)
decodebytesRGB565((u32*)dst+(y+iy)*width+x, (u16*)src, 4);
//decodebytesRGB565((u32*)dst+(y+iy)*width+x, (u16*)src, 4);
decodebytesRGB565((u32*)dst+(y+iy)*width+x, (u16*)src);
}
return PC_TEX_FMT_BGRA32;
case GX_TF_RGB5A3:
@ -401,7 +497,8 @@ PC_TexFormat TexDecoder_Decode(u8 *dst, const u8 *src, int width, int height, in
for (int y = 0; y < height; y += 4)
for (int x = 0; x < width; x += 4)
for (int iy = 0; iy < 4; iy++, src += 8)
decodebytesRGB5A3((u32*)dst+(y+iy)*width+x, (u16*)src, 4);
//decodebytesRGB5A3((u32*)dst+(y+iy)*width+x, (u16*)src, 4);
decodebytesRGB5A3((u32*)dst+(y+iy)*width+x, (u16*)src);
}
return PC_TEX_FMT_BGRA32;
case GX_TF_RGBA8: // speed critical