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(svn r26257) -Codechange: replace most of the SSE macros by functions

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This commit is contained in:
rubidium
2014-01-13 18:09:21 +00:00
parent 3a44e22b1a
commit f5f4f8a4b3
14 changed files with 367 additions and 366 deletions
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61
src/blitter/32bpp_sse2.cpp
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@@ -73,8 +73,7 @@ inline void Blitter_32bppSSE2::Draw(const Blitter::BlitterParams *bp, ZoomLevel
for (uint x = (uint) effective_width / 2; x > 0; x--) {
__m128i srcABCD = _mm_loadl_epi64((const __m128i*) src);
__m128i dstABCD = _mm_loadl_epi64((__m128i*) dst);
ALPHA_BLEND_2();
_mm_storel_epi64((__m128i*) dst, srcABCD);
_mm_storel_epi64((__m128i*) dst, AlphaBlendTwoPixels(srcABCD, dstABCD, clear_hi, clear_hi));
src += 2;
dst += 2;
}
@@ -82,8 +81,7 @@ inline void Blitter_32bppSSE2::Draw(const Blitter::BlitterParams *bp, ZoomLevel
if ((bt_last == BT_NONE && effective_width & 1) || bt_last == BT_ODD) {
__m128i srcABCD = _mm_cvtsi32_si128(src->data);
__m128i dstABCD = _mm_cvtsi32_si128(dst->data);
ALPHA_BLEND_2();
dst->data = _mm_cvtsi128_si32(srcABCD);
dst->data = _mm_cvtsi128_si32(AlphaBlendTwoPixels(srcABCD, dstABCD, clear_hi, clear_hi));
}
break;
@@ -94,7 +92,7 @@ inline void Blitter_32bppSSE2::Draw(const Blitter::BlitterParams *bp, ZoomLevel
if (src_mv->m) {
const uint r = remap[src_mv->m];
if (r != 0) {
Colour remapped_colour = AdjustBrightness(this->LookupColourInPalette(r), src_mv->v);
Colour remapped_colour = AdjustBrightneSSE(this->LookupColourInPalette(r), src_mv->v);
if (src->a == 255) {
*dst = remapped_colour;
} else {
@@ -108,7 +106,7 @@ inline void Blitter_32bppSSE2::Draw(const Blitter::BlitterParams *bp, ZoomLevel
if (src->a < 255) {
bmcr_alpha_blend_single:
__m128i dstABCD = _mm_cvtsi32_si128(dst->data);
ALPHA_BLEND_2();
srcABCD = AlphaBlendTwoPixels(srcABCD, dstABCD, clear_hi, clear_hi);
}
dst->data = _mm_cvtsi128_si32(srcABCD);
}
@@ -123,8 +121,7 @@ bmcr_alpha_blend_single:
for (uint x = (uint) bp->width / 2; x > 0; x--) {
__m128i srcABCD = _mm_loadl_epi64((const __m128i*) src);
__m128i dstABCD = _mm_loadl_epi64((__m128i*) dst);
DARKEN_2();
_mm_storel_epi64((__m128i *) dst, dstAB);
_mm_storel_epi64((__m128i *) dst, DarkenTwoPixels(srcABCD, dstABCD, tr_nom_base, tr_nom_base));
src += 2;
dst += 2;
}
@@ -132,8 +129,7 @@ bmcr_alpha_blend_single:
if ((bt_last == BT_NONE && bp->width & 1) || bt_last == BT_ODD) {
__m128i srcABCD = _mm_cvtsi32_si128(src->data);
__m128i dstABCD = _mm_cvtsi32_si128(dst->data);
DARKEN_2();
dst->data = _mm_cvtsi128_si32(dstAB);
dst->data = _mm_cvtsi128_si32(DarkenTwoPixels(srcABCD, dstABCD, tr_nom_base, tr_nom_base));
}
break;
}
@@ -235,7 +231,7 @@ Sprite *Blitter_32bppSSE_Base::Encode(const SpriteLoader::Sprite *sprite, Alloca
dst_mv->v = (rgb_max == 0) ? Blitter_32bppBase::DEFAULT_BRIGHTNESS : rgb_max;
/* Pre-convert the mapping channel to a RGB value. */
const Colour colour = AdjustBrightness(Blitter_32bppBase::LookupColourInPalette(src->m), dst_mv->v);
const Colour colour = AdjustBrightneSSE(Blitter_32bppBase::LookupColourInPalette(src->m), dst_mv->v);
dst_rgba->r = colour.r;
dst_rgba->g = colour.g;
dst_rgba->b = colour.b;
@@ -282,47 +278,4 @@ Sprite *Blitter_32bppSSE_Base::Encode(const SpriteLoader::Sprite *sprite, Alloca
return dst_sprite;
}
/** ReallyAdjustBrightness() is not called that often.
* Inlining this function implies a far jump, which has a huge latency.
*/
inline Colour Blitter_32bppSSE2::AdjustBrightness(Colour colour, uint8 brightness)
{
/* Shortcut for normal brightness. */
if (brightness == DEFAULT_BRIGHTNESS) return colour;
return Blitter_32bppSSE2::ReallyAdjustBrightness(colour, brightness);
}
IGNORE_UNINITIALIZED_WARNING_START
Colour Blitter_32bppSSE2::ReallyAdjustBrightness(Colour colour, uint8 brightness)
{
uint64 c16 = colour.b | (uint64) colour.g << 16 | (uint64) colour.r << 32;
c16 *= brightness;
uint64 c16_ob = c16; // Helps out of order execution.
c16 /= DEFAULT_BRIGHTNESS;
c16 &= 0x01FF01FF01FF;
/* Sum overbright (maximum for each rgb is 508, 9 bits, -255 is changed in -256 so we just have to take the 8 lower bits into account). */
c16_ob = (((c16_ob >> (8 + 7)) & 0x0100010001) * 0xFF) & c16;
const uint ob = ((uint16) c16_ob + (uint16) (c16_ob >> 16) + (uint16) (c16_ob >> 32)) / 2;
const uint32 alpha32 = colour.data & 0xFF000000;
__m128i ret;
LOAD64(c16, ret);
if (ob != 0) {
__m128i ob128 = _mm_cvtsi32_si128(ob);
ob128 = _mm_shufflelo_epi16(ob128, 0xC0);
__m128i white = OVERBRIGHT_VALUE_MASK;
__m128i c128 = ret;
ret = _mm_subs_epu16(white, c128); /* PSUBUSW, (255 - rgb) */
ret = _mm_mullo_epi16(ret, ob128); /* PMULLW, ob*(255 - rgb) */
ret = _mm_srli_epi16(ret, 8); /* PSRLW, ob*(255 - rgb)/256 */
ret = _mm_add_epi16(ret, c128); /* PADDW, ob*(255 - rgb)/256 + rgb */
}
ret = _mm_packus_epi16(ret, ret); /* PACKUSWB, saturate and pack. */
return alpha32 | _mm_cvtsi128_si32(ret);
}
IGNORE_UNINITIALIZED_WARNING_STOP
#endif /* WITH_SSE */