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    Annotation of /trunk/libsdl/patches/libsdl-1.2.9-PIC-yuv-mmx.patch

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    Revision 144 - (hide annotations) (download)
    Tue May 8 20:06:05 2007 UTC (17 years ago) by niro
    File size: 13260 byte(s) 
    -import
    1 niro 144 --- src/video/SDL_yuv_mmx.c
    2     +++ src/video/SDL_yuv_mmx.c
    3     @@ -29,32 +29,31 @@ static char rcsid =
    4     #if defined(i386) && defined(__GNUC__) && defined(USE_ASMBLIT)
    5    
    6     #include "SDL_types.h"
    7     +#include "mmx.h"
    8    
    9     -#define ASM_ARRAY(x) x[] __asm__("_" #x) __attribute__((used))
    10     -
    11     -static unsigned int ASM_ARRAY(MMX_0080w) = {0x00800080, 0x00800080};
    12     -static unsigned int ASM_ARRAY(MMX_00FFw) = {0x00ff00ff, 0x00ff00ff};
    13     -static unsigned int ASM_ARRAY(MMX_FF00w) = {0xff00ff00, 0xff00ff00};
    14     -
    15     -static unsigned short ASM_ARRAY(MMX_Ycoeff) = {0x004a, 0x004a, 0x004a, 0x004a};
    16     -
    17     -static unsigned short ASM_ARRAY(MMX_UbluRGB) = {0x0072, 0x0072, 0x0072, 0x0072};
    18     -static unsigned short ASM_ARRAY(MMX_VredRGB) = {0x0059, 0x0059, 0x0059, 0x0059};
    19     -static unsigned short ASM_ARRAY(MMX_UgrnRGB) = {0xffea, 0xffea, 0xffea, 0xffea};
    20     -static unsigned short ASM_ARRAY(MMX_VgrnRGB) = {0xffd2, 0xffd2, 0xffd2, 0xffd2};
    21     -
    22     -static unsigned short ASM_ARRAY(MMX_Ublu5x5) = {0x0081, 0x0081, 0x0081, 0x0081};
    23     -static unsigned short ASM_ARRAY(MMX_Vred5x5) = {0x0066, 0x0066, 0x0066, 0x0066};
    24     -static unsigned short ASM_ARRAY(MMX_Ugrn555) = {0xffe7, 0xffe7, 0xffe7, 0xffe7};
    25     -static unsigned short ASM_ARRAY(MMX_Vgrn555) = {0xffcc, 0xffcc, 0xffcc, 0xffcc};
    26     -static unsigned short ASM_ARRAY(MMX_Ugrn565) = {0xffe8, 0xffe8, 0xffe8, 0xffe8};
    27     -static unsigned short ASM_ARRAY(MMX_Vgrn565) = {0xffcd, 0xffcd, 0xffcd, 0xffcd};
    28     -
    29     -static unsigned short ASM_ARRAY(MMX_red555) = {0x7c00, 0x7c00, 0x7c00, 0x7c00};
    30     -static unsigned short ASM_ARRAY(MMX_red565) = {0xf800, 0xf800, 0xf800, 0xf800};
    31     -static unsigned short ASM_ARRAY(MMX_grn555) = {0x03e0, 0x03e0, 0x03e0, 0x03e0};
    32     -static unsigned short ASM_ARRAY(MMX_grn565) = {0x07e0, 0x07e0, 0x07e0, 0x07e0};
    33     -static unsigned short ASM_ARRAY(MMX_blu5x5) = {0x001f, 0x001f, 0x001f, 0x001f};
    34     +static mmx_t MMX_0080w = { .ud = {0x00800080, 0x00800080} };
    35     +static mmx_t MMX_00FFw = { .ud = {0x00ff00ff, 0x00ff00ff} };
    36     +static mmx_t MMX_FF00w = { .ud = {0xff00ff00, 0xff00ff00} };
    37     +
    38     +static mmx_t MMX_Ycoeff = { .uw = {0x004a, 0x004a, 0x004a, 0x004a} };
    39     +
    40     +static mmx_t MMX_UbluRGB = { .uw = {0x0072, 0x0072, 0x0072, 0x0072} };
    41     +static mmx_t MMX_VredRGB = { .uw = {0x0059, 0x0059, 0x0059, 0x0059} };
    42     +static mmx_t MMX_UgrnRGB = { .uw = {0xffea, 0xffea, 0xffea, 0xffea} };
    43     +static mmx_t MMX_VgrnRGB = { .uw = {0xffd2, 0xffd2, 0xffd2, 0xffd2} };
    44     +
    45     +static mmx_t MMX_Ublu5x5 = { .uw = {0x0081, 0x0081, 0x0081, 0x0081} };
    46     +static mmx_t MMX_Vred5x5 = { .uw = {0x0066, 0x0066, 0x0066, 0x0066} };
    47     +static mmx_t MMX_Ugrn555 = { .uw = {0xffe7, 0xffe7, 0xffe7, 0xffe7} };
    48     +static mmx_t MMX_Vgrn555 = { .uw = {0xffcc, 0xffcc, 0xffcc, 0xffcc} };
    49     +static mmx_t MMX_Ugrn565 = { .uw = {0xffe8, 0xffe8, 0xffe8, 0xffe8} };
    50     +static mmx_t MMX_Vgrn565 = { .uw = {0xffcd, 0xffcd, 0xffcd, 0xffcd} };
    51     +
    52     +static mmx_t MMX_red555 = { .uw = {0x7c00, 0x7c00, 0x7c00, 0x7c00} };
    53     +static mmx_t MMX_red565 = { .uw = {0xf800, 0xf800, 0xf800, 0xf800} };
    54     +static mmx_t MMX_grn555 = { .uw = {0x03e0, 0x03e0, 0x03e0, 0x03e0} };
    55     +static mmx_t MMX_grn565 = { .uw = {0x07e0, 0x07e0, 0x07e0, 0x07e0} };
    56     +static mmx_t MMX_blu5x5 = { .uw = {0x001f, 0x001f, 0x001f, 0x001f} };
    57    
    58     /**
    59     This MMX assembler is my first assembler/MMX program ever.
    60     @@ -116,12 +115,12 @@ void ColorRGBDitherYV12MMX1X( int *color
    61     "movd (%2), %%mm2\n" // 0 0 0 0 l3 l2 l1 l0
    62     "punpcklbw %%mm7,%%mm1\n" // 0 v3 0 v2 00 v1 00 v0
    63     "punpckldq %%mm1,%%mm1\n" // 00 v1 00 v0 00 v1 00 v0
    64     - "psubw _MMX_0080w,%%mm1\n" // mm1-128:r1 r1 r0 r0 r1 r1 r0 r0
    65     + "psubw %9,%%mm1\n" // mm1-128:r1 r1 r0 r0 r1 r1 r0 r0
    66    
    67     // create Cr_g (result in mm0)
    68     "movq %%mm1,%%mm0\n" // r1 r1 r0 r0 r1 r1 r0 r0
    69     - "pmullw _MMX_VgrnRGB,%%mm0\n"// red*-46dec=0.7136*64
    70     - "pmullw _MMX_VredRGB,%%mm1\n"// red*89dec=1.4013*64
    71     + "pmullw %10,%%mm0\n" // red*-46dec=0.7136*64
    72     + "pmullw %11,%%mm1\n" // red*89dec=1.4013*64
    73     "psraw $6, %%mm0\n" // red=red/64
    74     "psraw $6, %%mm1\n" // red=red/64
    75    
    76     @@ -130,8 +129,8 @@ void ColorRGBDitherYV12MMX1X( int *color
    77     "movq (%2,%4),%%mm3\n" // 0 0 0 0 L3 L2 L1 L0
    78     "punpckldq %%mm3,%%mm2\n" // L3 L2 L1 L0 l3 l2 l1 l0
    79     "movq %%mm2,%%mm4\n" // L3 L2 L1 L0 l3 l2 l1 l0
    80     - "pand _MMX_FF00w,%%mm2\n" // L3 0 L1 0 l3 0 l1 0
    81     - "pand _MMX_00FFw,%%mm4\n" // 0 L2 0 L0 0 l2 0 l0
    82     + "pand %12,%%mm2\n" // L3 0 L1 0 l3 0 l1 0
    83     + "pand %13,%%mm4\n" // 0 L2 0 L0 0 l2 0 l0
    84     "psrlw $8,%%mm2\n" // 0 L3 0 L1 0 l3 0 l1
    85    
    86     // create R (result in mm6)
    87     @@ -148,11 +147,11 @@ void ColorRGBDitherYV12MMX1X( int *color
    88     "movd (%1), %%mm1\n" // 0 0 0 0 u3 u2 u1 u0
    89     "punpcklbw %%mm7,%%mm1\n" // 0 u3 0 u2 00 u1 00 u0
    90     "punpckldq %%mm1,%%mm1\n" // 00 u1 00 u0 00 u1 00 u0
    91     - "psubw _MMX_0080w,%%mm1\n" // mm1-128:u1 u1 u0 u0 u1 u1 u0 u0
    92     + "psubw %9,%%mm1\n" // mm1-128:u1 u1 u0 u0 u1 u1 u0 u0
    93     // create Cb_g (result in mm5)
    94     "movq %%mm1,%%mm5\n" // u1 u1 u0 u0 u1 u1 u0 u0
    95     - "pmullw _MMX_UgrnRGB,%%mm5\n" // blue*-109dec=1.7129*64
    96     - "pmullw _MMX_UbluRGB,%%mm1\n" // blue*114dec=1.78125*64
    97     + "pmullw %14,%%mm5\n" // blue*-109dec=1.7129*64
    98     + "pmullw %15,%%mm1\n" // blue*114dec=1.78125*64
    99     "psraw $6, %%mm5\n" // blue=red/64
    100     "psraw $6, %%mm1\n" // blue=blue/64
    101    
    102     @@ -234,7 +233,10 @@ void ColorRGBDitherYV12MMX1X( int *color
    103     "popl %%ebx\n"
    104     :
    105     : "m" (cr), "r"(cb),"r"(lum),
    106     - "r"(row1),"r"(cols),"r"(row2),"m"(x),"m"(y),"m"(mod));
    107     + "r"(row1),"r"(cols),"r"(row2),"m"(x),"m"(y),"m"(mod),
    108     + "m"(MMX_0080w),"m"(MMX_VgrnRGB),"m"(MMX_VredRGB),
    109     + "m"(MMX_FF00w),"m"(MMX_00FFw),"m"(MMX_UgrnRGB),
    110     + "m"(MMX_UbluRGB));
    111     }
    112    
    113     void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
    114     @@ -263,21 +265,21 @@ void Color565DitherYV12MMX1X( int *color
    115     "movd (%%ebx), %%mm1\n" // 4 Cr 0 0 0 0 v3 v2 v1 v0
    116     "punpcklbw %%mm7, %%mm0\n" // 4 W cb 0 u3 0 u2 0 u1 0 u0
    117     "punpcklbw %%mm7, %%mm1\n" // 4 W cr 0 v3 0 v2 0 v1 0 v0
    118     - "psubw _MMX_0080w, %%mm0\n"
    119     - "psubw _MMX_0080w, %%mm1\n"
    120     + "psubw %9, %%mm0\n"
    121     + "psubw %9, %%mm1\n"
    122     "movq %%mm0, %%mm2\n" // Cb 0 u3 0 u2 0 u1 0 u0
    123     "movq %%mm1, %%mm3\n" // Cr
    124     - "pmullw _MMX_Ugrn565, %%mm2\n" // Cb2green 0 R3 0 R2 0 R1 0 R0
    125     + "pmullw %10, %%mm2\n" // Cb2green 0 R3 0 R2 0 R1 0 R0
    126     "movq (%2), %%mm6\n" // L1 l7 L6 L5 L4 L3 L2 L1 L0
    127     - "pmullw _MMX_Ublu5x5, %%mm0\n" // Cb2blue
    128     - "pand _MMX_00FFw, %%mm6\n" // L1 00 L6 00 L4 00 L2 00 L0
    129     - "pmullw _MMX_Vgrn565, %%mm3\n" // Cr2green
    130     + "pmullw %11, %%mm0\n" // Cb2blue
    131     + "pand %12, %%mm6\n" // L1 00 L6 00 L4 00 L2 00 L0
    132     + "pmullw %13, %%mm3\n" // Cr2green
    133     "movq (%2), %%mm7\n" // L2
    134     - "pmullw _MMX_Vred5x5, %%mm1\n" // Cr2red
    135     + "pmullw %14, %%mm1\n" // Cr2red
    136     "psrlw $8, %%mm7\n" // L2 00 L7 00 L5 00 L3 00 L1
    137     - "pmullw _MMX_Ycoeff, %%mm6\n" // lum1
    138     + "pmullw %15, %%mm6\n" // lum1
    139     "paddw %%mm3, %%mm2\n" // Cb2green + Cr2green == green
    140     - "pmullw _MMX_Ycoeff, %%mm7\n" // lum2
    141     + "pmullw %15, %%mm7\n" // lum2
    142    
    143     "movq %%mm6, %%mm4\n" // lum1
    144     "paddw %%mm0, %%mm6\n" // lum1 +blue 00 B6 00 B4 00 B2 00 B0
    145     @@ -295,11 +297,11 @@ void Color565DitherYV12MMX1X( int *color
    146     "punpcklbw %%mm4, %%mm4\n"
    147     "punpcklbw %%mm5, %%mm5\n"
    148    
    149     - "pand _MMX_red565, %%mm4\n"
    150     + "pand %16, %%mm4\n"
    151     "psllw $3, %%mm5\n" // GREEN 1
    152     "punpcklbw %%mm6, %%mm6\n"
    153     - "pand _MMX_grn565, %%mm5\n"
    154     - "pand _MMX_red565, %%mm6\n"
    155     + "pand %17, %%mm5\n"
    156     + "pand %16, %%mm6\n"
    157     "por %%mm5, %%mm4\n" //
    158     "psrlw $11, %%mm6\n" // BLUE 1
    159     "movq %%mm3, %%mm5\n" // lum2
    160     @@ -313,23 +315,23 @@ void Color565DitherYV12MMX1X( int *color
    161     "packuswb %%mm3, %%mm3\n"
    162     "packuswb %%mm5, %%mm5\n"
    163     "packuswb %%mm7, %%mm7\n"
    164     - "pand _MMX_00FFw, %%mm6\n" // L3
    165     + "pand %12, %%mm6\n" // L3
    166     "punpcklbw %%mm3, %%mm3\n"
    167     "punpcklbw %%mm5, %%mm5\n"
    168     - "pmullw _MMX_Ycoeff, %%mm6\n" // lum3
    169     + "pmullw %15, %%mm6\n" // lum3
    170     "punpcklbw %%mm7, %%mm7\n"
    171     "psllw $3, %%mm5\n" // GREEN 2
    172     - "pand _MMX_red565, %%mm7\n"
    173     - "pand _MMX_red565, %%mm3\n"
    174     + "pand %16, %%mm7\n"
    175     + "pand %16, %%mm3\n"
    176     "psrlw $11, %%mm7\n" // BLUE 2
    177     - "pand _MMX_grn565, %%mm5\n"
    178     + "pand %17, %%mm5\n"
    179     "por %%mm7, %%mm3\n"
    180     "movq (%2,%4), %%mm7\n" // L4 load lum2
    181     "por %%mm5, %%mm3\n" //
    182     "psrlw $8, %%mm7\n" // L4
    183     "movq %%mm4, %%mm5\n"
    184     "punpcklwd %%mm3, %%mm4\n"
    185     - "pmullw _MMX_Ycoeff, %%mm7\n" // lum4
    186     + "pmullw %15, %%mm7\n" // lum4
    187     "punpckhwd %%mm3, %%mm5\n"
    188    
    189     "movq %%mm4, (%3)\n" // write row1
    190     @@ -356,11 +358,11 @@ void Color565DitherYV12MMX1X( int *color
    191     "punpcklbw %%mm5, %%mm5\n"
    192     "punpcklbw %%mm6, %%mm6\n"
    193     "psllw $3, %%mm5\n" // GREEN 3
    194     - "pand _MMX_red565, %%mm4\n"
    195     + "pand %16, %%mm4\n"
    196     "psraw $6, %%mm3\n" // psr 6
    197     "psraw $6, %%mm0\n"
    198     - "pand _MMX_red565, %%mm6\n" // BLUE
    199     - "pand _MMX_grn565, %%mm5\n"
    200     + "pand %16, %%mm6\n" // BLUE
    201     + "pand %17, %%mm5\n"
    202     "psrlw $11, %%mm6\n" // BLUE 3
    203     "por %%mm5, %%mm4\n"
    204     "psraw $6, %%mm7\n"
    205     @@ -371,11 +373,11 @@ void Color565DitherYV12MMX1X( int *color
    206     "punpcklbw %%mm3, %%mm3\n"
    207     "punpcklbw %%mm0, %%mm0\n"
    208     "punpcklbw %%mm7, %%mm7\n"
    209     - "pand _MMX_red565, %%mm3\n"
    210     - "pand _MMX_red565, %%mm7\n" // BLUE
    211     + "pand %16, %%mm3\n"
    212     + "pand %16, %%mm7\n" // BLUE
    213     "psllw $3, %%mm0\n" // GREEN 4
    214     "psrlw $11, %%mm7\n"
    215     - "pand _MMX_grn565, %%mm0\n"
    216     + "pand %17, %%mm0\n"
    217     "por %%mm7, %%mm3\n"
    218     "por %%mm0, %%mm3\n"
    219    
    220     @@ -407,7 +409,10 @@ void Color565DitherYV12MMX1X( int *color
    221     "popl %%ebx\n"
    222     :
    223     :"m" (cr), "r"(cb),"r"(lum),
    224     - "r"(row1),"r"(cols),"r"(row2),"m"(x),"m"(y),"m"(mod));
    225     + "r"(row1),"r"(cols),"r"(row2),"m"(x),"m"(y),"m"(mod),
    226     + "m"(MMX_0080w),"m"(MMX_Ugrn565),"m"(MMX_Ublu5x5),
    227     + "m"(MMX_00FFw),"m"(MMX_Vgrn565),"m"(MMX_Vred5x5),
    228     + "m"(MMX_Ycoeff),"m"(MMX_red565),"m"(MMX_grn565));
    229     }
    230    
    231     #endif /* GCC i386 inline assembly */