GCC inline asm for MMX YUV processing no longer has textrels and now works when
gcc wants to hog %%ebx for the PIC register. Fixes Bugzilla #418. --HG-- branch : SDL-1.2 extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/branches/SDL-1.2%402479
This commit is contained in:
Ryan C. Gordon
parent
ef9a779720
commit
0e32fcbe1d
2 changed files with 114 additions and 94 deletions
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@ -21,36 +21,35 @@
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*/
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*/
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#include "SDL_config.h"
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#include "SDL_config.h"
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#if 0 /* FIXME: This code needs to be rewritten to reference the static data using relocatable addresses (e.g. http://www.gentoo.org/proj/en/hardened/pic-fix-guide.xml or http://nasm.sourceforge.net/doc/html/nasmdoc8.html#section-8.2) This code currently breaks on systems with readonly text segments (hardened Linux / Intel Mac) */
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#if (__GNUC__ > 2) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES
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#if defined(__GNUC__) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES
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#include "SDL_stdinc.h"
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#include "SDL_stdinc.h"
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#define ASM_ARRAY(x) x[] __asm__("_" #x) __attribute__((used))
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#include "mmx.h"
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static unsigned int ASM_ARRAY(MMX_0080w) = {0x00800080, 0x00800080};
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static mmx_t MMX_0080w = { .ud = {0x00800080, 0x00800080} };
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static unsigned int ASM_ARRAY(MMX_00FFw) = {0x00ff00ff, 0x00ff00ff};
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static mmx_t MMX_00FFw = { .ud = {0x00ff00ff, 0x00ff00ff} };
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static unsigned int ASM_ARRAY(MMX_FF00w) = {0xff00ff00, 0xff00ff00};
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static mmx_t MMX_FF00w = { .ud = {0xff00ff00, 0xff00ff00} };
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static unsigned short ASM_ARRAY(MMX_Ycoeff) = {0x004a, 0x004a, 0x004a, 0x004a};
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static mmx_t MMX_Ycoeff = { .uw = {0x004a, 0x004a, 0x004a, 0x004a} };
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static unsigned short ASM_ARRAY(MMX_UbluRGB) = {0x0072, 0x0072, 0x0072, 0x0072};
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static mmx_t MMX_UbluRGB = { .uw = {0x0072, 0x0072, 0x0072, 0x0072} };
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static unsigned short ASM_ARRAY(MMX_VredRGB) = {0x0059, 0x0059, 0x0059, 0x0059};
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static mmx_t MMX_VredRGB = { .uw = {0x0059, 0x0059, 0x0059, 0x0059} };
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static unsigned short ASM_ARRAY(MMX_UgrnRGB) = {0xffea, 0xffea, 0xffea, 0xffea};
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static mmx_t MMX_UgrnRGB = { .uw = {0xffea, 0xffea, 0xffea, 0xffea} };
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static unsigned short ASM_ARRAY(MMX_VgrnRGB) = {0xffd2, 0xffd2, 0xffd2, 0xffd2};
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static mmx_t MMX_VgrnRGB = { .uw = {0xffd2, 0xffd2, 0xffd2, 0xffd2} };
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static unsigned short ASM_ARRAY(MMX_Ublu5x5) = {0x0081, 0x0081, 0x0081, 0x0081};
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static mmx_t MMX_Ublu5x5 = { .uw = {0x0081, 0x0081, 0x0081, 0x0081} };
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static unsigned short ASM_ARRAY(MMX_Vred5x5) = {0x0066, 0x0066, 0x0066, 0x0066};
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static mmx_t MMX_Vred5x5 = { .uw = {0x0066, 0x0066, 0x0066, 0x0066} };
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static unsigned short ASM_ARRAY(MMX_Ugrn555) = {0xffe7, 0xffe7, 0xffe7, 0xffe7};
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static mmx_t MMX_Ugrn555 = { .uw = {0xffe7, 0xffe7, 0xffe7, 0xffe7} };
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static unsigned short ASM_ARRAY(MMX_Vgrn555) = {0xffcc, 0xffcc, 0xffcc, 0xffcc};
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static mmx_t MMX_Vgrn555 = { .uw = {0xffcc, 0xffcc, 0xffcc, 0xffcc} };
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static unsigned short ASM_ARRAY(MMX_Ugrn565) = {0xffe8, 0xffe8, 0xffe8, 0xffe8};
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static mmx_t MMX_Ugrn565 = { .uw = {0xffe8, 0xffe8, 0xffe8, 0xffe8} };
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static unsigned short ASM_ARRAY(MMX_Vgrn565) = {0xffcd, 0xffcd, 0xffcd, 0xffcd};
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static mmx_t MMX_Vgrn565 = { .uw = {0xffcd, 0xffcd, 0xffcd, 0xffcd} };
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static unsigned short ASM_ARRAY(MMX_red555) = {0x7c00, 0x7c00, 0x7c00, 0x7c00};
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static mmx_t MMX_red555 = { .uw = {0x7c00, 0x7c00, 0x7c00, 0x7c00} };
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static unsigned short ASM_ARRAY(MMX_red565) = {0xf800, 0xf800, 0xf800, 0xf800};
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static mmx_t MMX_red565 = { .uw = {0xf800, 0xf800, 0xf800, 0xf800} };
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static unsigned short ASM_ARRAY(MMX_grn555) = {0x03e0, 0x03e0, 0x03e0, 0x03e0};
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static mmx_t MMX_grn555 = { .uw = {0x03e0, 0x03e0, 0x03e0, 0x03e0} };
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static unsigned short ASM_ARRAY(MMX_grn565) = {0x07e0, 0x07e0, 0x07e0, 0x07e0};
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static mmx_t MMX_grn565 = { .uw = {0x07e0, 0x07e0, 0x07e0, 0x07e0} };
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static unsigned short ASM_ARRAY(MMX_blu5x5) = {0x001f, 0x001f, 0x001f, 0x001f};
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static mmx_t MMX_blu5x5 = { .uw = {0x001f, 0x001f, 0x001f, 0x001f} };
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/**
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/**
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This MMX assembler is my first assembler/MMX program ever.
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This MMX assembler is my first assembler/MMX program ever.
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@ -86,38 +85,42 @@ void ColorRGBDitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
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unsigned char *cb, unsigned char *out,
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unsigned char *cb, unsigned char *out,
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int rows, int cols, int mod )
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int rows, int cols, int mod )
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{
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{
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Uint32 *row1;
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Uint32 *row1;
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Uint32 *row2;
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Uint32 *row2;
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unsigned char* y = lum +cols*rows; // Pointer to the end
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unsigned char* y = lum +cols*rows; // Pointer to the end
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int x=0;
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int x = 0;
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row1 = (Uint32 *)out; // 32 bit target
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row1 = (Uint32 *)out; // 32 bit target
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row2 = (Uint32 *)out+cols+mod; // start of second row
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row2 = (Uint32 *)out+cols+mod; // start of second row
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mod = (mod+cols+mod)*4; // increment for row1 in byte
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mod = (mod+cols+mod)*4; // increment for row1 in byte
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__asm__ __volatile__ (
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__asm__ __volatile__ (
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/* We don't really care about PIC - the code should be rewritten to use
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// tap dance to workaround the inability to use %%ebx at will...
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relative addressing for the static tables, so right now we take the
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// move one thing to the stack...
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COW hit on the pages this code resides. Big deal.
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"pushl $0\n" // save a slot on the stack.
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This spill is just to reduce register pressure in the PIC case. */
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"pushl %%ebx\n" // save %%ebx.
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"pushl %%ebx\n"
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"movl %0, %%ebx\n" // put the thing in ebx.
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"movl %0, %%ebx\n"
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"movl %%ebx, 4(%%esp)\n" // put the thing in the stack slot.
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"popl %%ebx\n" // get back %%ebx (the PIC register).
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".align 8\n"
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".align 8\n"
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"1:\n"
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"1:\n"
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// create Cr (result in mm1)
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// create Cr (result in mm1)
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"pushl %%ebx\n"
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"movl 4(%%esp), %%ebx\n"
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"movd (%%ebx), %%mm1\n" // 0 0 0 0 v3 v2 v1 v0
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"movd (%%ebx), %%mm1\n" // 0 0 0 0 v3 v2 v1 v0
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"popl %%ebx\n"
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"pxor %%mm7,%%mm7\n" // 00 00 00 00 00 00 00 00
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"pxor %%mm7,%%mm7\n" // 00 00 00 00 00 00 00 00
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"movd (%2), %%mm2\n" // 0 0 0 0 l3 l2 l1 l0
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"movd (%2), %%mm2\n" // 0 0 0 0 l3 l2 l1 l0
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"punpcklbw %%mm7,%%mm1\n" // 0 v3 0 v2 00 v1 00 v0
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"punpcklbw %%mm7,%%mm1\n" // 0 v3 0 v2 00 v1 00 v0
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"punpckldq %%mm1,%%mm1\n" // 00 v1 00 v0 00 v1 00 v0
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"punpckldq %%mm1,%%mm1\n" // 00 v1 00 v0 00 v1 00 v0
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"psubw _MMX_0080w,%%mm1\n" // mm1-128:r1 r1 r0 r0 r1 r1 r0 r0
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"psubw %9,%%mm1\n" // mm1-128:r1 r1 r0 r0 r1 r1 r0 r0
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// create Cr_g (result in mm0)
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// create Cr_g (result in mm0)
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"movq %%mm1,%%mm0\n" // r1 r1 r0 r0 r1 r1 r0 r0
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"movq %%mm1,%%mm0\n" // r1 r1 r0 r0 r1 r1 r0 r0
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"pmullw _MMX_VgrnRGB,%%mm0\n"// red*-46dec=0.7136*64
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"pmullw %10,%%mm0\n" // red*-46dec=0.7136*64
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"pmullw _MMX_VredRGB,%%mm1\n"// red*89dec=1.4013*64
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"pmullw %11,%%mm1\n" // red*89dec=1.4013*64
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"psraw $6, %%mm0\n" // red=red/64
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"psraw $6, %%mm0\n" // red=red/64
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"psraw $6, %%mm1\n" // red=red/64
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"psraw $6, %%mm1\n" // red=red/64
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@ -126,8 +129,8 @@ void ColorRGBDitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
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"movq (%2,%4),%%mm3\n" // 0 0 0 0 L3 L2 L1 L0
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"movq (%2,%4),%%mm3\n" // 0 0 0 0 L3 L2 L1 L0
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"punpckldq %%mm3,%%mm2\n" // L3 L2 L1 L0 l3 l2 l1 l0
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"punpckldq %%mm3,%%mm2\n" // L3 L2 L1 L0 l3 l2 l1 l0
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"movq %%mm2,%%mm4\n" // L3 L2 L1 L0 l3 l2 l1 l0
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"movq %%mm2,%%mm4\n" // L3 L2 L1 L0 l3 l2 l1 l0
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"pand _MMX_FF00w,%%mm2\n" // L3 0 L1 0 l3 0 l1 0
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"pand %12,%%mm2\n" // L3 0 L1 0 l3 0 l1 0
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"pand _MMX_00FFw,%%mm4\n" // 0 L2 0 L0 0 l2 0 l0
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"pand %13,%%mm4\n" // 0 L2 0 L0 0 l2 0 l0
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"psrlw $8,%%mm2\n" // 0 L3 0 L1 0 l3 0 l1
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"psrlw $8,%%mm2\n" // 0 L3 0 L1 0 l3 0 l1
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// create R (result in mm6)
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// create R (result in mm6)
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"movd (%1), %%mm1\n" // 0 0 0 0 u3 u2 u1 u0
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"movd (%1), %%mm1\n" // 0 0 0 0 u3 u2 u1 u0
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"punpcklbw %%mm7,%%mm1\n" // 0 u3 0 u2 00 u1 00 u0
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"punpcklbw %%mm7,%%mm1\n" // 0 u3 0 u2 00 u1 00 u0
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"punpckldq %%mm1,%%mm1\n" // 00 u1 00 u0 00 u1 00 u0
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"punpckldq %%mm1,%%mm1\n" // 00 u1 00 u0 00 u1 00 u0
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"psubw _MMX_0080w,%%mm1\n" // mm1-128:u1 u1 u0 u0 u1 u1 u0 u0
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"psubw %9,%%mm1\n" // mm1-128:u1 u1 u0 u0 u1 u1 u0 u0
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// create Cb_g (result in mm5)
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// create Cb_g (result in mm5)
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"movq %%mm1,%%mm5\n" // u1 u1 u0 u0 u1 u1 u0 u0
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"movq %%mm1,%%mm5\n" // u1 u1 u0 u0 u1 u1 u0 u0
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"pmullw _MMX_UgrnRGB,%%mm5\n" // blue*-109dec=1.7129*64
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"pmullw %14,%%mm5\n" // blue*-109dec=1.7129*64
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"pmullw _MMX_UbluRGB,%%mm1\n" // blue*114dec=1.78125*64
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"pmullw %15,%%mm1\n" // blue*114dec=1.78125*64
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"psraw $6, %%mm5\n" // blue=red/64
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"psraw $6, %%mm5\n" // blue=red/64
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"psraw $6, %%mm1\n" // blue=blue/64
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"psraw $6, %%mm1\n" // blue=blue/64
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"addl $4,%2\n" // lum+4
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"addl $4,%2\n" // lum+4
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"leal 16(%3),%3\n" // row1+16
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"leal 16(%3),%3\n" // row1+16
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"leal 16(%5),%5\n" // row2+16
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"leal 16(%5),%5\n" // row2+16
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"addl $2, %%ebx\n" // cr+2
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"addl $2, (%%esp)\n" // cr+2
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"addl $2, %1\n" // cb+2
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"addl $2, %1\n" // cb+2
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"addl $4,%6\n" // x+4
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"addl $4,%6\n" // x+4
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"movl $0, %6\n" // x=0
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"movl $0, %6\n" // x=0
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"cmpl %7, %2\n"
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"cmpl %7, %2\n"
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"jl 1b\n"
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"jl 1b\n"
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"emms\n"
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"popl %%ebx\n"
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"addl $4, %%esp\n" // get rid of the stack slot we reserved.
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"emms\n" // reset MMX registers.
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:
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:
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: "m" (cr), "r"(cb),"r"(lum),
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: "m" (cr), "r"(cb),"r"(lum),
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"r"(row1),"r"(cols),"r"(row2),"m"(x),"m"(y),"m"(mod));
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"r"(row1),"r"(cols),"r"(row2),"m"(x),"m"(y),"m"(mod),
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"m"(MMX_0080w),"m"(MMX_VgrnRGB),"m"(MMX_VredRGB),
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"m"(MMX_FF00w),"m"(MMX_00FFw),"m"(MMX_UgrnRGB),
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"m"(MMX_UbluRGB)
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);
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}
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}
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void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
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void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
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@ -249,31 +257,40 @@ void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
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__asm__ __volatile__(
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__asm__ __volatile__(
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"pushl %%ebx\n"
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// tap dance to workaround the inability to use %%ebx at will...
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"movl %0, %%ebx\n"
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// move one thing to the stack...
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"pushl $0\n" // save a slot on the stack.
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"pushl %%ebx\n" // save %%ebx.
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"movl %0, %%ebx\n" // put the thing in ebx.
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"movl %%ebx, 4(%%esp)\n" // put the thing in the stack slot.
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"popl %%ebx\n" // get back %%ebx (the PIC register).
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".align 8\n"
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".align 8\n"
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"1:\n"
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"1:\n"
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"movd (%1), %%mm0\n" // 4 Cb 0 0 0 0 u3 u2 u1 u0
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"movd (%1), %%mm0\n" // 4 Cb 0 0 0 0 u3 u2 u1 u0
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"pxor %%mm7, %%mm7\n"
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"pxor %%mm7, %%mm7\n"
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"movd (%%ebx), %%mm1\n" // 4 Cr 0 0 0 0 v3 v2 v1 v0
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"pushl %%ebx\n"
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"movl 4(%%esp), %%ebx\n"
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"movd (%%ebx), %%mm1\n" // 4 Cr 0 0 0 0 v3 v2 v1 v0
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"popl %%ebx\n"
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"punpcklbw %%mm7, %%mm0\n" // 4 W cb 0 u3 0 u2 0 u1 0 u0
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"punpcklbw %%mm7, %%mm0\n" // 4 W cb 0 u3 0 u2 0 u1 0 u0
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"punpcklbw %%mm7, %%mm1\n" // 4 W cr 0 v3 0 v2 0 v1 0 v0
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"punpcklbw %%mm7, %%mm1\n" // 4 W cr 0 v3 0 v2 0 v1 0 v0
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"psubw _MMX_0080w, %%mm0\n"
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"psubw %9, %%mm0\n"
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"psubw _MMX_0080w, %%mm1\n"
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"psubw %9, %%mm1\n"
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"movq %%mm0, %%mm2\n" // Cb 0 u3 0 u2 0 u1 0 u0
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"movq %%mm0, %%mm2\n" // Cb 0 u3 0 u2 0 u1 0 u0
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"movq %%mm1, %%mm3\n" // Cr
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"movq %%mm1, %%mm3\n" // Cr
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"pmullw _MMX_Ugrn565, %%mm2\n" // Cb2green 0 R3 0 R2 0 R1 0 R0
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"pmullw %10, %%mm2\n" // Cb2green 0 R3 0 R2 0 R1 0 R0
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"movq (%2), %%mm6\n" // L1 l7 L6 L5 L4 L3 L2 L1 L0
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"movq (%2), %%mm6\n" // L1 l7 L6 L5 L4 L3 L2 L1 L0
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"pmullw _MMX_Ublu5x5, %%mm0\n" // Cb2blue
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"pmullw %11, %%mm0\n" // Cb2blue
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"pand _MMX_00FFw, %%mm6\n" // L1 00 L6 00 L4 00 L2 00 L0
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"pand %12, %%mm6\n" // L1 00 L6 00 L4 00 L2 00 L0
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"pmullw _MMX_Vgrn565, %%mm3\n" // Cr2green
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"pmullw %13, %%mm3\n" // Cr2green
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"movq (%2), %%mm7\n" // L2
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"movq (%2), %%mm7\n" // L2
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"pmullw _MMX_Vred5x5, %%mm1\n" // Cr2red
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"pmullw %14, %%mm1\n" // Cr2red
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"psrlw $8, %%mm7\n" // L2 00 L7 00 L5 00 L3 00 L1
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"psrlw $8, %%mm7\n" // L2 00 L7 00 L5 00 L3 00 L1
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"pmullw _MMX_Ycoeff, %%mm6\n" // lum1
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"pmullw %15, %%mm6\n" // lum1
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"paddw %%mm3, %%mm2\n" // Cb2green + Cr2green == green
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"paddw %%mm3, %%mm2\n" // Cb2green + Cr2green == green
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"pmullw _MMX_Ycoeff, %%mm7\n" // lum2
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"pmullw %15, %%mm7\n" // lum2
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"movq %%mm6, %%mm4\n" // lum1
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"movq %%mm6, %%mm4\n" // lum1
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"paddw %%mm0, %%mm6\n" // lum1 +blue 00 B6 00 B4 00 B2 00 B0
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"paddw %%mm0, %%mm6\n" // lum1 +blue 00 B6 00 B4 00 B2 00 B0
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@ -291,11 +308,11 @@ void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
|
||||||
"punpcklbw %%mm4, %%mm4\n"
|
"punpcklbw %%mm4, %%mm4\n"
|
||||||
"punpcklbw %%mm5, %%mm5\n"
|
"punpcklbw %%mm5, %%mm5\n"
|
||||||
|
|
||||||
"pand _MMX_red565, %%mm4\n"
|
"pand %16, %%mm4\n"
|
||||||
"psllw $3, %%mm5\n" // GREEN 1
|
"psllw $3, %%mm5\n" // GREEN 1
|
||||||
"punpcklbw %%mm6, %%mm6\n"
|
"punpcklbw %%mm6, %%mm6\n"
|
||||||
"pand _MMX_grn565, %%mm5\n"
|
"pand %17, %%mm5\n"
|
||||||
"pand _MMX_red565, %%mm6\n"
|
"pand %16, %%mm6\n"
|
||||||
"por %%mm5, %%mm4\n" //
|
"por %%mm5, %%mm4\n" //
|
||||||
"psrlw $11, %%mm6\n" // BLUE 1
|
"psrlw $11, %%mm6\n" // BLUE 1
|
||||||
"movq %%mm3, %%mm5\n" // lum2
|
"movq %%mm3, %%mm5\n" // lum2
|
||||||
|
|
@ -309,23 +326,23 @@ void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
|
||||||
"packuswb %%mm3, %%mm3\n"
|
"packuswb %%mm3, %%mm3\n"
|
||||||
"packuswb %%mm5, %%mm5\n"
|
"packuswb %%mm5, %%mm5\n"
|
||||||
"packuswb %%mm7, %%mm7\n"
|
"packuswb %%mm7, %%mm7\n"
|
||||||
"pand _MMX_00FFw, %%mm6\n" // L3
|
"pand %12, %%mm6\n" // L3
|
||||||
"punpcklbw %%mm3, %%mm3\n"
|
"punpcklbw %%mm3, %%mm3\n"
|
||||||
"punpcklbw %%mm5, %%mm5\n"
|
"punpcklbw %%mm5, %%mm5\n"
|
||||||
"pmullw _MMX_Ycoeff, %%mm6\n" // lum3
|
"pmullw %15, %%mm6\n" // lum3
|
||||||
"punpcklbw %%mm7, %%mm7\n"
|
"punpcklbw %%mm7, %%mm7\n"
|
||||||
"psllw $3, %%mm5\n" // GREEN 2
|
"psllw $3, %%mm5\n" // GREEN 2
|
||||||
"pand _MMX_red565, %%mm7\n"
|
"pand %16, %%mm7\n"
|
||||||
"pand _MMX_red565, %%mm3\n"
|
"pand %16, %%mm3\n"
|
||||||
"psrlw $11, %%mm7\n" // BLUE 2
|
"psrlw $11, %%mm7\n" // BLUE 2
|
||||||
"pand _MMX_grn565, %%mm5\n"
|
"pand %17, %%mm5\n"
|
||||||
"por %%mm7, %%mm3\n"
|
"por %%mm7, %%mm3\n"
|
||||||
"movq (%2,%4), %%mm7\n" // L4 load lum2
|
"movq (%2,%4), %%mm7\n" // L4 load lum2
|
||||||
"por %%mm5, %%mm3\n" //
|
"por %%mm5, %%mm3\n" //
|
||||||
"psrlw $8, %%mm7\n" // L4
|
"psrlw $8, %%mm7\n" // L4
|
||||||
"movq %%mm4, %%mm5\n"
|
"movq %%mm4, %%mm5\n"
|
||||||
"punpcklwd %%mm3, %%mm4\n"
|
"punpcklwd %%mm3, %%mm4\n"
|
||||||
"pmullw _MMX_Ycoeff, %%mm7\n" // lum4
|
"pmullw %15, %%mm7\n" // lum4
|
||||||
"punpckhwd %%mm3, %%mm5\n"
|
"punpckhwd %%mm3, %%mm5\n"
|
||||||
|
|
||||||
"movq %%mm4, (%3)\n" // write row1
|
"movq %%mm4, (%3)\n" // write row1
|
||||||
|
|
@ -352,11 +369,11 @@ void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
|
||||||
"punpcklbw %%mm5, %%mm5\n"
|
"punpcklbw %%mm5, %%mm5\n"
|
||||||
"punpcklbw %%mm6, %%mm6\n"
|
"punpcklbw %%mm6, %%mm6\n"
|
||||||
"psllw $3, %%mm5\n" // GREEN 3
|
"psllw $3, %%mm5\n" // GREEN 3
|
||||||
"pand _MMX_red565, %%mm4\n"
|
"pand %16, %%mm4\n"
|
||||||
"psraw $6, %%mm3\n" // psr 6
|
"psraw $6, %%mm3\n" // psr 6
|
||||||
"psraw $6, %%mm0\n"
|
"psraw $6, %%mm0\n"
|
||||||
"pand _MMX_red565, %%mm6\n" // BLUE
|
"pand %16, %%mm6\n" // BLUE
|
||||||
"pand _MMX_grn565, %%mm5\n"
|
"pand %17, %%mm5\n"
|
||||||
"psrlw $11, %%mm6\n" // BLUE 3
|
"psrlw $11, %%mm6\n" // BLUE 3
|
||||||
"por %%mm5, %%mm4\n"
|
"por %%mm5, %%mm4\n"
|
||||||
"psraw $6, %%mm7\n"
|
"psraw $6, %%mm7\n"
|
||||||
|
|
@ -367,11 +384,11 @@ void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
|
||||||
"punpcklbw %%mm3, %%mm3\n"
|
"punpcklbw %%mm3, %%mm3\n"
|
||||||
"punpcklbw %%mm0, %%mm0\n"
|
"punpcklbw %%mm0, %%mm0\n"
|
||||||
"punpcklbw %%mm7, %%mm7\n"
|
"punpcklbw %%mm7, %%mm7\n"
|
||||||
"pand _MMX_red565, %%mm3\n"
|
"pand %16, %%mm3\n"
|
||||||
"pand _MMX_red565, %%mm7\n" // BLUE
|
"pand %16, %%mm7\n" // BLUE
|
||||||
"psllw $3, %%mm0\n" // GREEN 4
|
"psllw $3, %%mm0\n" // GREEN 4
|
||||||
"psrlw $11, %%mm7\n"
|
"psrlw $11, %%mm7\n"
|
||||||
"pand _MMX_grn565, %%mm0\n"
|
"pand %17, %%mm0\n"
|
||||||
"por %%mm7, %%mm3\n"
|
"por %%mm7, %%mm3\n"
|
||||||
"por %%mm0, %%mm3\n"
|
"por %%mm0, %%mm3\n"
|
||||||
|
|
||||||
|
|
@ -381,30 +398,33 @@ void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
|
||||||
"punpckhwd %%mm3, %%mm5\n"
|
"punpckhwd %%mm3, %%mm5\n"
|
||||||
|
|
||||||
"movq %%mm4, (%5)\n"
|
"movq %%mm4, (%5)\n"
|
||||||
"movq %%mm5, 8(%5)\n"
|
"movq %%mm5, 8(%5)\n"
|
||||||
|
|
||||||
"addl $8, %6\n"
|
"addl $8, %6\n"
|
||||||
"addl $8, %2\n"
|
"addl $8, %2\n"
|
||||||
"addl $4, %%ebx\n"
|
"addl $4, (%%esp)\n"
|
||||||
"addl $4, %1\n"
|
"addl $4, %1\n"
|
||||||
"cmpl %4, %6\n"
|
"cmpl %4, %6\n"
|
||||||
"leal 16(%3), %3\n"
|
"leal 16(%3), %3\n"
|
||||||
"leal 16(%5),%5\n" // row2+16
|
"leal 16(%5),%5\n" // row2+16
|
||||||
|
|
||||||
|
|
||||||
"jl 1b\n"
|
"jl 1b\n"
|
||||||
"addl %4, %2\n" // lum += cols
|
"addl %4, %2\n" // lum += cols
|
||||||
"addl %8, %3\n" // row1+= mod
|
"addl %8, %3\n" // row1+= mod
|
||||||
"addl %8, %5\n" // row2+= mod
|
"addl %8, %5\n" // row2+= mod
|
||||||
"movl $0, %6\n" // x=0
|
"movl $0, %6\n" // x=0
|
||||||
"cmpl %7, %2\n"
|
"cmpl %7, %2\n"
|
||||||
"jl 1b\n"
|
"jl 1b\n"
|
||||||
|
"addl $4, %%esp\n" // get rid of the stack slot we reserved.
|
||||||
"emms\n"
|
"emms\n"
|
||||||
"popl %%ebx\n"
|
|
||||||
:
|
:
|
||||||
:"m" (cr), "r"(cb),"r"(lum),
|
: "m" (cr), "r"(cb),"r"(lum),
|
||||||
"r"(row1),"r"(cols),"r"(row2),"m"(x),"m"(y),"m"(mod));
|
"r"(row1),"r"(cols),"r"(row2),"m"(x),"m"(y),"m"(mod),
|
||||||
|
"m"(MMX_0080w),"m"(MMX_Ugrn565),"m"(MMX_Ublu5x5),
|
||||||
|
"m"(MMX_00FFw),"m"(MMX_Vgrn565),"m"(MMX_Vred5x5),
|
||||||
|
"m"(MMX_Ycoeff),"m"(MMX_red565),"m"(MMX_grn565));
|
||||||
}
|
}
|
||||||
|
|
||||||
#endif /* GCC i386 inline assembly */
|
#endif /* GCC3 i386 inline assembly */
|
||||||
#endif /* 0 */
|
|
||||||
|
|
|
||||||
|
|
@ -121,7 +121,7 @@ struct private_yuvhwdata {
|
||||||
|
|
||||||
/* The colorspace conversion functions */
|
/* The colorspace conversion functions */
|
||||||
|
|
||||||
#if 0 /*defined(__GNUC__) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES*/
|
#if (__GNUC__ > 2) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES
|
||||||
extern void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
|
extern void Color565DitherYV12MMX1X( int *colortab, Uint32 *rgb_2_pix,
|
||||||
unsigned char *lum, unsigned char *cr,
|
unsigned char *lum, unsigned char *cr,
|
||||||
unsigned char *cb, unsigned char *out,
|
unsigned char *cb, unsigned char *out,
|
||||||
|
|
@ -1061,7 +1061,7 @@ SDL_Overlay *SDL_CreateYUV_SW(_THIS, int width, int height, Uint32 format, SDL_S
|
||||||
case SDL_YV12_OVERLAY:
|
case SDL_YV12_OVERLAY:
|
||||||
case SDL_IYUV_OVERLAY:
|
case SDL_IYUV_OVERLAY:
|
||||||
if ( display->format->BytesPerPixel == 2 ) {
|
if ( display->format->BytesPerPixel == 2 ) {
|
||||||
#if 0 /*defined(__GNUC__) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES*/
|
#if (__GNUC__ > 2) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES
|
||||||
/* inline assembly functions */
|
/* inline assembly functions */
|
||||||
if ( SDL_HasMMX() && (Rmask == 0xF800) &&
|
if ( SDL_HasMMX() && (Rmask == 0xF800) &&
|
||||||
(Gmask == 0x07E0) &&
|
(Gmask == 0x07E0) &&
|
||||||
|
|
@ -1083,7 +1083,7 @@ SDL_Overlay *SDL_CreateYUV_SW(_THIS, int width, int height, Uint32 format, SDL_S
|
||||||
swdata->Display2X = Color24DitherYV12Mod2X;
|
swdata->Display2X = Color24DitherYV12Mod2X;
|
||||||
}
|
}
|
||||||
if ( display->format->BytesPerPixel == 4 ) {
|
if ( display->format->BytesPerPixel == 4 ) {
|
||||||
#if 0 /*defined(__GNUC__) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES*/
|
#if (__GNUC__ > 2) && defined(__i386__) && SDL_ASSEMBLY_ROUTINES
|
||||||
/* inline assembly functions */
|
/* inline assembly functions */
|
||||||
if ( SDL_HasMMX() && (Rmask == 0x00FF0000) &&
|
if ( SDL_HasMMX() && (Rmask == 0x00FF0000) &&
|
||||||
(Gmask == 0x0000FF00) &&
|
(Gmask == 0x0000FF00) &&
|
||||||
|
|
|
||||||
Loading…
Add table
Add a link
Reference in a new issue