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FIFO: Simplify _DISP_FIFOrecv_LineOpaque32_vec() code paths for non-AltiVec systems.

This commit is contained in:
rogerman 2021-09-11 11:50:53 -07:00
parent bf71da494e
commit 329eade565
1 changed files with 11 additions and 85 deletions
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96
desmume/src/FIFO.cpp
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@ -32,15 +32,12 @@
#if defined(ENABLE_AVX512_1)
#define USEVECTORSIZE_512
#define VECTORSIZE 64
#include "./utils/colorspacehandler/colorspacehandler_AVX512.h"
#elif defined(ENABLE_AVX2)
#define USEVECTORSIZE_256
#define VECTORSIZE 32
#include "./utils/colorspacehandler/colorspacehandler_AVX2.h"
#elif defined(ENABLE_SSE2)
#define USEVECTORSIZE_128
#define VECTORSIZE 16
#include "./utils/colorspacehandler/colorspacehandler_SSE2.h"
#elif defined(ENABLE_ALTIVEC)
#define USEVECTORSIZE_128
#define VECTORSIZE 16
@ -422,85 +419,7 @@ void _DISP_FIFOrecv_LineOpaque16_vec(u32 *__restrict dst)
template <NDSColorFormat OUTPUTFORMAT>
void _DISP_FIFOrecv_LineOpaque32_vec(u32 *__restrict dst)
{
#if defined(ENABLE_AVX512_1)
for (size_t i = 0, d = 0; i < GPU_FRAMEBUFFER_NATIVE_WIDTH * sizeof(u16) / sizeof(v512u16); i++, d+=2)
{
const v512u16 fifoColor = _mm512_load_si512((v512u16 *)(disp_fifo.buf + disp_fifo.head));
disp_fifo.head += (sizeof(v512u16)/sizeof(u32));
if (disp_fifo.head >= 0x6000)
{
disp_fifo.head -= 0x6000;
}
v512u32 dstLo = _mm512_setzero_si512();
v512u32 dstHi = _mm512_setzero_si512();
if (OUTPUTFORMAT == NDSColorFormat_BGR666_Rev)
{
ColorspaceConvert555To6665Opaque_AVX512<false>(fifoColor, dstLo, dstHi);
}
else if (OUTPUTFORMAT == NDSColorFormat_BGR888_Rev)
{
ColorspaceConvert555To8888Opaque_AVX512<false>(fifoColor, dstLo, dstHi);
}
_mm512_store_si512((v512u32 *)dst + d + 0, dstLo);
_mm512_store_si512((v512u32 *)dst + d + 1, dstHi);
}
#elif defined(ENABLE_AVX2)
for (size_t i = 0, d = 0; i < GPU_FRAMEBUFFER_NATIVE_WIDTH * sizeof(u16) / sizeof(v256u16); i++, d+=2)
{
const v256u16 fifoColor = _mm256_load_si256((v256u16 *)(disp_fifo.buf + disp_fifo.head));
disp_fifo.head += (sizeof(v256u16)/sizeof(u32));
if (disp_fifo.head >= 0x6000)
{
disp_fifo.head -= 0x6000;
}
v256u32 dstLo = _mm256_setzero_si256();
v256u32 dstHi = _mm256_setzero_si256();
if (OUTPUTFORMAT == NDSColorFormat_BGR666_Rev)
{
ColorspaceConvert555To6665Opaque_AVX2<false>(fifoColor, dstLo, dstHi);
}
else if (OUTPUTFORMAT == NDSColorFormat_BGR888_Rev)
{
ColorspaceConvert555To8888Opaque_AVX2<false>(fifoColor, dstLo, dstHi);
}
_mm256_store_si256((v256u32 *)dst + d + 0, dstLo);
_mm256_store_si256((v256u32 *)dst + d + 1, dstHi);
}
#elif defined(ENABLE_SSE2)
for (size_t i = 0, d = 0; i < GPU_FRAMEBUFFER_NATIVE_WIDTH * sizeof(u16) / sizeof(v128u16); i++, d+=2)
{
const v128u16 fifoColor = _mm_load_si128((v128u16 *)(disp_fifo.buf + disp_fifo.head));
disp_fifo.head += (sizeof(v128u16)/sizeof(u32));
if (disp_fifo.head >= 0x6000)
{
disp_fifo.head -= 0x6000;
}
v128u32 dstLo = _mm_setzero_si128();
v128u32 dstHi = _mm_setzero_si128();
if (OUTPUTFORMAT == NDSColorFormat_BGR666_Rev)
{
ColorspaceConvert555To6665Opaque_SSE2<false>(fifoColor, dstLo, dstHi);
}
else if (OUTPUTFORMAT == NDSColorFormat_BGR888_Rev)
{
ColorspaceConvert555To8888Opaque_SSE2<false>(fifoColor, dstLo, dstHi);
}
_mm_store_si128((v128u32 *)dst + d + 0, dstLo);
_mm_store_si128((v128u32 *)dst + d + 1, dstHi);
}
#elif defined(ENABLE_ALTIVEC)
#if defined(ENABLE_ALTIVEC)
for (size_t i = 0, d = 0; i < GPU_FRAMEBUFFER_NATIVE_WIDTH * sizeof(u16); i+=16, d+=32)
{
v128u16 fifoColor = vec_ld(0, disp_fifo.buf + disp_fifo.head);
@ -524,12 +443,19 @@ void _DISP_FIFOrecv_LineOpaque32_vec(u32 *__restrict dst)
ColorspaceConvert555To8888Opaque_AltiVec<false>(fifoColor, dstLo, dstHi);
}
dstLo = vec_perm( dstLo, dstLo, ((v128u8){3,2,1,0, 7,6,5,4, 11,10,9,8, 15,14,13,12}) );
dstHi = vec_perm( dstHi, dstHi, ((v128u8){3,2,1,0, 7,6,5,4, 11,10,9,8, 15,14,13,12}) );
vec_st(dstLo, d + 0, dst);
vec_st(dstHi, d + 16, dst);
}
#else
if (OUTPUTFORMAT == NDSColorFormat_BGR666_Rev)
{
ColorspaceConvertBuffer555To6665Opaque<false, false>((u16 *)(disp_fifo.buf + disp_fifo.head), dst, GPU_FRAMEBUFFER_NATIVE_WIDTH * sizeof(u16));
}
else if (OUTPUTFORMAT == NDSColorFormat_BGR888_Rev)
{
ColorspaceConvertBuffer555To8888Opaque<false, false>((u16 *)(disp_fifo.buf + disp_fifo.head), dst, GPU_FRAMEBUFFER_NATIVE_WIDTH * sizeof(u16));
}
_DISP_FIFOrecv_LineAdvance();
#endif
}