+/*
+ *
+ * rgb2rgb.c, Software RGB to RGB convertor
+ * Written by Nick Kurshev.
+ */
#include <inttypes.h>
#include "../config.h"
#include "rgb2rgb.h"
+#include "../mmx_defs.h"
+
#ifdef HAVE_MMX
-#include "mmx.h"
+static const uint64_t mask32 __attribute__((aligned(8))) = 0x00FFFFFF00FFFFFFULL;
+static const uint64_t mask24l __attribute__((aligned(8))) = 0x0000000000FFFFFFULL;
+static const uint64_t mask24h __attribute__((aligned(8))) = 0x0000FFFFFF000000ULL;
+static const uint64_t mask15b __attribute__((aligned(8))) = 0x001F001F001F001FULL; /* 00000000 00011111 xxB */
+static const uint64_t mask15rg __attribute__((aligned(8))) = 0x7FE07FE07FE07FE0ULL; /* 01111111 11100000 RGx */
#endif
-#include "../mmx_defs.h"
void rgb24to32(uint8_t *src,uint8_t *dst,uint32_t src_size)
{
uint8_t *s = src;
uint8_t *end;
#ifdef HAVE_MMX
- const uint64_t mask32 = 0x00FFFFFF00FFFFFFULL;
uint8_t *mm_end;
#endif
end = s + src_size;
#ifdef HAVE_MMX
- __asm __volatile(PREFETCH" %0\n\t"::"m"(*s):"memory");
+ __asm __volatile(PREFETCH" %0"::"m"(*s):"memory");
mm_end = (uint8_t*)((((unsigned long)end)/(MMREG_SIZE*2))*(MMREG_SIZE*2));
- __asm __volatile("movq %0, %%mm7"::"m"(mask32):"memory");
+ __asm __volatile("movq %0, %%mm7"::"m"(mask32):"memory");
if(mm_end == end) mm_end -= MMREG_SIZE*2;
while(s < mm_end)
{
__asm __volatile(
- PREFETCH" 32%1\n\t"
+ PREFETCH" 32%1\n\t"
"movd %1, %%mm0\n\t"
"movd 3%1, %%mm1\n\t"
"movd 6%1, %%mm2\n\t"
uint8_t *s = src;
uint8_t *end;
#ifdef HAVE_MMX
- const uint64_t mask24l = 0x0000000000FFFFFFULL;
- const uint64_t mask24h = 0x0000FFFFFF000000ULL;
uint8_t *mm_end;
#endif
end = s + src_size;
#ifdef HAVE_MMX
- __asm __volatile(PREFETCH" %0\n\t"::"m"(*s):"memory");
+ __asm __volatile(PREFETCH" %0"::"m"(*s):"memory");
mm_end = (uint8_t*)((((unsigned long)end)/(MMREG_SIZE*2))*(MMREG_SIZE*2));
__asm __volatile(
- "movq %0, %%mm7\n\t"
- "movq %1, %%mm6\n\t"
- ::"m"(mask24l),"m"(mask24h):"memory");
+ "movq %0, %%mm7\n\t"
+ "movq %1, %%mm6"
+ ::"m"(mask24l),"m"(mask24h):"memory");
if(mm_end == end) mm_end -= MMREG_SIZE*2;
while(s < mm_end)
{
__asm __volatile(
- PREFETCH" 32%1\n\t"
+ PREFETCH" 32%1\n\t"
"movq %1, %%mm0\n\t"
"movq 8%1, %%mm1\n\t"
"movq %%mm0, %%mm2\n\t"
}
}
-/* TODO: 3DNOW, MMX2 optimization */
-
-/* Original by Strepto/Astral
- ported to gcc & bugfixed : A'rpi */
+/*
+ Original by Strepto/Astral
+ ported to gcc & bugfixed : A'rpi
+ MMX, 3DNOW optimization by Nick Kurshev
+*/
void rgb15to16(uint8_t *src,uint8_t *dst,uint32_t src_size)
{
#ifdef HAVE_MMX
- static uint64_t mask_b = 0x001F001F001F001FLL; // 00000000 00011111 xxB
- static uint64_t mask_rg = 0x7FE07FE07FE07FE0LL; // 01111111 11100000 RGx
register char* s=src+src_size;
register char* d=dst+src_size;
register int offs=-src_size;
- movq_m2r (mask_b, mm4);
- movq_m2r (mask_rg, mm5);
- while(offs<0){
- movq_m2r (*(s+offs), mm0);
- movq_r2r (mm0, mm1);
-
- movq_m2r (*(s+8+offs), mm2);
- movq_r2r (mm2, mm3);
-
- pand_r2r (mm4, mm0);
- pand_r2r (mm5, mm1);
-
- psllq_i2r(1,mm1);
- pand_r2r (mm4, mm2);
-
- pand_r2r (mm5, mm3);
- por_r2r (mm1, mm0);
-
- psllq_i2r(1,mm3);
- movq_r2m (mm0,*(d+offs));
-
- por_r2r (mm3,mm2);
- movq_r2m (mm2,*(d+8+offs));
-
- offs+=16;
+ __asm __volatile(PREFETCH" %0"::"m"(*(s+offs)):"memory");
+ __asm __volatile(
+ "movq %0, %%mm4\n\t"
+ "movq %1, %%mm5"
+ ::"m"(mask15b), "m"(mask15rg):"memory");
+ while(offs<0)
+ {
+ __asm __volatile(
+ PREFETCH" 32%1\n\t"
+ "movq %1, %%mm0\n\t"
+ "movq 8%1, %%mm2\n\t"
+ "movq %%mm0, %%mm1\n\t"
+ "movq %%mm2, %%mm3\n\t"
+ "pand %%mm4, %%mm0\n\t"
+ "pand %%mm5, %%mm1\n\t"
+ "pand %%mm4, %%mm2\n\t"
+ "pand %%mm5, %%mm3\n\t"
+ "psllq $1, %%mm1\n\t"
+ "psllq $1, %%mm3\n\t"
+ "por %%mm1, %%mm0\n\t"
+ "por %%mm3, %%mm2\n\t"
+ MOVNTQ" %%mm0, %0\n\t"
+ MOVNTQ" %%mm2, 8%0"
+ :"=m"(*(d+offs))
+ :"m"(*(s+offs))
+ :"memory");
+ offs+=16;
}
- emms();
+ __asm __volatile(SFENCE:::"memory");
+ __asm __volatile(EMMS:::"memory");
#else
uint16_t *s1=( uint16_t * )src;
uint16_t *d1=( uint16_t * )dst;
+/*
+ *
+ * rgb2rgb.c, Software RGB to RGB convertor
+ * Written by Nick Kurshev.
+ */
#include <inttypes.h>
#include "../config.h"
#include "rgb2rgb.h"
+#include "../mmx_defs.h"
+
#ifdef HAVE_MMX
-#include "mmx.h"
+static const uint64_t mask32 __attribute__((aligned(8))) = 0x00FFFFFF00FFFFFFULL;
+static const uint64_t mask24l __attribute__((aligned(8))) = 0x0000000000FFFFFFULL;
+static const uint64_t mask24h __attribute__((aligned(8))) = 0x0000FFFFFF000000ULL;
+static const uint64_t mask15b __attribute__((aligned(8))) = 0x001F001F001F001FULL; /* 00000000 00011111 xxB */
+static const uint64_t mask15rg __attribute__((aligned(8))) = 0x7FE07FE07FE07FE0ULL; /* 01111111 11100000 RGx */
#endif
-#include "../mmx_defs.h"
void rgb24to32(uint8_t *src,uint8_t *dst,uint32_t src_size)
{
uint8_t *s = src;
uint8_t *end;
#ifdef HAVE_MMX
- const uint64_t mask32 = 0x00FFFFFF00FFFFFFULL;
uint8_t *mm_end;
#endif
end = s + src_size;
#ifdef HAVE_MMX
- __asm __volatile(PREFETCH" %0\n\t"::"m"(*s):"memory");
+ __asm __volatile(PREFETCH" %0"::"m"(*s):"memory");
mm_end = (uint8_t*)((((unsigned long)end)/(MMREG_SIZE*2))*(MMREG_SIZE*2));
- __asm __volatile("movq %0, %%mm7"::"m"(mask32):"memory");
+ __asm __volatile("movq %0, %%mm7"::"m"(mask32):"memory");
if(mm_end == end) mm_end -= MMREG_SIZE*2;
while(s < mm_end)
{
__asm __volatile(
- PREFETCH" 32%1\n\t"
+ PREFETCH" 32%1\n\t"
"movd %1, %%mm0\n\t"
"movd 3%1, %%mm1\n\t"
"movd 6%1, %%mm2\n\t"
uint8_t *s = src;
uint8_t *end;
#ifdef HAVE_MMX
- const uint64_t mask24l = 0x0000000000FFFFFFULL;
- const uint64_t mask24h = 0x0000FFFFFF000000ULL;
uint8_t *mm_end;
#endif
end = s + src_size;
#ifdef HAVE_MMX
- __asm __volatile(PREFETCH" %0\n\t"::"m"(*s):"memory");
+ __asm __volatile(PREFETCH" %0"::"m"(*s):"memory");
mm_end = (uint8_t*)((((unsigned long)end)/(MMREG_SIZE*2))*(MMREG_SIZE*2));
__asm __volatile(
- "movq %0, %%mm7\n\t"
- "movq %1, %%mm6\n\t"
- ::"m"(mask24l),"m"(mask24h):"memory");
+ "movq %0, %%mm7\n\t"
+ "movq %1, %%mm6"
+ ::"m"(mask24l),"m"(mask24h):"memory");
if(mm_end == end) mm_end -= MMREG_SIZE*2;
while(s < mm_end)
{
__asm __volatile(
- PREFETCH" 32%1\n\t"
+ PREFETCH" 32%1\n\t"
"movq %1, %%mm0\n\t"
"movq 8%1, %%mm1\n\t"
"movq %%mm0, %%mm2\n\t"
}
}
-/* TODO: 3DNOW, MMX2 optimization */
-
-/* Original by Strepto/Astral
- ported to gcc & bugfixed : A'rpi */
+/*
+ Original by Strepto/Astral
+ ported to gcc & bugfixed : A'rpi
+ MMX, 3DNOW optimization by Nick Kurshev
+*/
void rgb15to16(uint8_t *src,uint8_t *dst,uint32_t src_size)
{
#ifdef HAVE_MMX
- static uint64_t mask_b = 0x001F001F001F001FLL; // 00000000 00011111 xxB
- static uint64_t mask_rg = 0x7FE07FE07FE07FE0LL; // 01111111 11100000 RGx
register char* s=src+src_size;
register char* d=dst+src_size;
register int offs=-src_size;
- movq_m2r (mask_b, mm4);
- movq_m2r (mask_rg, mm5);
- while(offs<0){
- movq_m2r (*(s+offs), mm0);
- movq_r2r (mm0, mm1);
-
- movq_m2r (*(s+8+offs), mm2);
- movq_r2r (mm2, mm3);
-
- pand_r2r (mm4, mm0);
- pand_r2r (mm5, mm1);
-
- psllq_i2r(1,mm1);
- pand_r2r (mm4, mm2);
-
- pand_r2r (mm5, mm3);
- por_r2r (mm1, mm0);
-
- psllq_i2r(1,mm3);
- movq_r2m (mm0,*(d+offs));
-
- por_r2r (mm3,mm2);
- movq_r2m (mm2,*(d+8+offs));
-
- offs+=16;
+ __asm __volatile(PREFETCH" %0"::"m"(*(s+offs)):"memory");
+ __asm __volatile(
+ "movq %0, %%mm4\n\t"
+ "movq %1, %%mm5"
+ ::"m"(mask15b), "m"(mask15rg):"memory");
+ while(offs<0)
+ {
+ __asm __volatile(
+ PREFETCH" 32%1\n\t"
+ "movq %1, %%mm0\n\t"
+ "movq 8%1, %%mm2\n\t"
+ "movq %%mm0, %%mm1\n\t"
+ "movq %%mm2, %%mm3\n\t"
+ "pand %%mm4, %%mm0\n\t"
+ "pand %%mm5, %%mm1\n\t"
+ "pand %%mm4, %%mm2\n\t"
+ "pand %%mm5, %%mm3\n\t"
+ "psllq $1, %%mm1\n\t"
+ "psllq $1, %%mm3\n\t"
+ "por %%mm1, %%mm0\n\t"
+ "por %%mm3, %%mm2\n\t"
+ MOVNTQ" %%mm0, %0\n\t"
+ MOVNTQ" %%mm2, 8%0"
+ :"=m"(*(d+offs))
+ :"m"(*(s+offs))
+ :"memory");
+ offs+=16;
}
- emms();
+ __asm __volatile(SFENCE:::"memory");
+ __asm __volatile(EMMS:::"memory");
#else
uint16_t *s1=( uint16_t * )src;
uint16_t *d1=( uint16_t * )dst;