diff options
Diffstat (limited to 'nx-X11/programs/Xserver/fb/fbpict.c')
| -rw-r--r-- | nx-X11/programs/Xserver/fb/fbpict.c | 253 |
1 files changed, 11 insertions, 242 deletions
diff --git a/nx-X11/programs/Xserver/fb/fbpict.c b/nx-X11/programs/Xserver/fb/fbpict.c index 330c55de3..32b395808 100644 --- a/nx-X11/programs/Xserver/fb/fbpict.c +++ b/nx-X11/programs/Xserver/fb/fbpict.c @@ -34,7 +34,6 @@ #include "picturestr.h" #include "mipict.h" #include "fbpict.h" -#include "fbmmx.h" typedef void (*CompositeFunc) (CARD8 op, PicturePtr pSrc, @@ -850,14 +849,6 @@ fbComposite (CARD8 op, int x_msk, y_msk, x_src, y_src, x_dst, y_dst; int w, h, w_this, h_this; -#ifdef USE_MMX - static Bool mmx_setup = FALSE; - if (!mmx_setup) { - fbComposeSetupMMX(); - mmx_setup = TRUE; - } -#endif - xDst += pDst->pDrawable->x; yDst += pDst->pDrawable->y; if (pSrc->pDrawable) { @@ -879,13 +870,6 @@ fbComposite (CARD8 op, && (!pMask || pMask->filter != PictFilterConvolution)) switch (op) { case PictOpSrc: -#ifdef USE_MMX - if (!pMask && pSrc->format == pDst->format && - pSrc->format != PICT_a8 && pSrc->pDrawable != pDst->pDrawable) - { - func = fbCompositeCopyAreammx; - } -#endif break; case PictOpOver: if (pMask) @@ -901,12 +885,7 @@ fbComposite (CARD8 op, switch (pDst->format) { case PICT_r5g6b5: case PICT_b5g6r5: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSolidMask_nx8x0565mmx; - else -#endif - func = fbCompositeSolidMask_nx8x0565; + func = fbCompositeSolidMask_nx8x0565; break; case PICT_r8g8b8: case PICT_b8g8r8: @@ -916,12 +895,7 @@ fbComposite (CARD8 op, case PICT_x8r8g8b8: case PICT_a8b8g8r8: case PICT_x8b8g8r8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSolidMask_nx8x8888mmx; - else -#endif - func = fbCompositeSolidMask_nx8x8888; + func = fbCompositeSolidMask_nx8x8888; break; } break; @@ -930,20 +904,10 @@ fbComposite (CARD8 op, switch (pDst->format) { case PICT_a8r8g8b8: case PICT_x8r8g8b8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSolidMask_nx8888x8888Cmmx; - else -#endif - func = fbCompositeSolidMask_nx8888x8888C; + func = fbCompositeSolidMask_nx8888x8888C; break; case PICT_r5g6b5: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSolidMask_nx8888x0565Cmmx; - else -#endif - func = fbCompositeSolidMask_nx8888x0565C; + func = fbCompositeSolidMask_nx8888x0565C; break; } } @@ -953,20 +917,10 @@ fbComposite (CARD8 op, switch (pDst->format) { case PICT_a8b8g8r8: case PICT_x8b8g8r8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSolidMask_nx8888x8888Cmmx; - else -#endif - func = fbCompositeSolidMask_nx8888x8888C; + func = fbCompositeSolidMask_nx8888x8888C; break; case PICT_b5g6r5: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSolidMask_nx8888x0565Cmmx; - else -#endif - func = fbCompositeSolidMask_nx8888x0565C; + func = fbCompositeSolidMask_nx8888x0565C; break; } } @@ -1003,16 +957,8 @@ fbComposite (CARD8 op, switch (pDst->format) { case PICT_a8r8g8b8: case PICT_x8r8g8b8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888RevNPx8888mmx; -#endif break; case PICT_r5g6b5: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888RevNPx0565mmx; -#endif break; } break; @@ -1025,16 +971,8 @@ fbComposite (CARD8 op, switch (pDst->format) { case PICT_a8b8g8r8: case PICT_x8b8g8r8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888RevNPx8888mmx; -#endif break; case PICT_r5g6b5: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888RevNPx0565mmx; -#endif break; } break; @@ -1054,10 +992,6 @@ fbComposite (CARD8 op, pDst->format == PICT_x8r8g8b8 && pMask->format == PICT_a8) { -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888x8x8888mmx; -#endif } } } @@ -1075,22 +1009,8 @@ fbComposite (CARD8 op, switch (pDst->format) { case PICT_a8r8g8b8: case PICT_x8r8g8b8: -#ifdef USE_MMX - if (fbHaveMMX()) - { - srcRepeat = FALSE; - func = fbCompositeSolid_nx8888mmx; - } -#endif break; case PICT_r5g6b5: -#ifdef USE_MMX - if (fbHaveMMX()) - { - srcRepeat = FALSE; - func = fbCompositeSolid_nx0565mmx; - } -#endif break; } break; @@ -1103,12 +1023,7 @@ fbComposite (CARD8 op, switch (pDst->format) { case PICT_a8r8g8b8: case PICT_x8r8g8b8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888x8888mmx; - else -#endif - func = fbCompositeSrc_8888x8888; + func = fbCompositeSrc_8888x8888; break; case PICT_r8g8b8: func = fbCompositeSrc_8888x0888; @@ -1122,20 +1037,12 @@ fbComposite (CARD8 op, switch (pDst->format) { case PICT_a8r8g8b8: case PICT_x8r8g8b8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeCopyAreammx; -#endif break; } case PICT_x8b8g8r8: switch (pDst->format) { case PICT_a8b8g8r8: case PICT_x8b8g8r8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeCopyAreammx; -#endif break; } break; @@ -1143,12 +1050,7 @@ fbComposite (CARD8 op, switch (pDst->format) { case PICT_a8b8g8r8: case PICT_x8b8g8r8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrc_8888x8888mmx; - else -#endif - func = fbCompositeSrc_8888x8888; + func = fbCompositeSrc_8888x8888; break; case PICT_b8g8r8: func = fbCompositeSrc_8888x0888; @@ -1183,36 +1085,21 @@ fbComposite (CARD8 op, case PICT_a8r8g8b8: switch (pDst->format) { case PICT_a8r8g8b8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrcAdd_8888x8888mmx; - else -#endif - func = fbCompositeSrcAdd_8888x8888; + func = fbCompositeSrcAdd_8888x8888; break; } break; case PICT_a8b8g8r8: switch (pDst->format) { case PICT_a8b8g8r8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrcAdd_8888x8888mmx; - else -#endif - func = fbCompositeSrcAdd_8888x8888; + func = fbCompositeSrcAdd_8888x8888; break; } break; case PICT_a8: switch (pDst->format) { case PICT_a8: -#ifdef USE_MMX - if (fbHaveMMX()) - func = fbCompositeSrcAdd_8000x8000mmx; - else -#endif - func = fbCompositeSrcAdd_8000x8000; + func = fbCompositeSrcAdd_8000x8000; break; } break; @@ -1336,121 +1223,3 @@ fbPictureInit (ScreenPtr pScreen, PictFormatPtr formats, int nformats) return TRUE; } - -#ifdef USE_MMX -/* The CPU detection code needs to be in a file not compiled with - * "-mmmx -msse", as gcc would generate CMOV instructions otherwise - * that would lead to SIGILL instructions on old CPUs that don't have - * it. - */ -#if !defined(__amd64__) && !defined(__x86_64__) - -enum CPUFeatures { - NoFeatures = 0, - MMX = 0x1, - MMX_Extensions = 0x2, - SSE = 0x6, - SSE2 = 0x8, - CMOV = 0x10 -}; - -static unsigned int detectCPUFeatures(void) { - unsigned int result; - char vendor[13]; - vendor[0] = 0; - vendor[12] = 0; - /* see p. 118 of amd64 instruction set manual Vol3 */ - /* We need to be careful about the handling of %ebx and - * %esp here. We can't declare either one as clobbered - * since they are special registers (%ebx is the "PIC - * register" holding an offset to global data, %esp the - * stack pointer), so we need to make sure they have their+ * original values when we access the output operands. - */ - __asm__ ("pushf\n" - "pop %%eax\n" - "mov %%eax, %%ecx\n" - "xor $0x00200000, %%eax\n" - "push %%eax\n" - "popf\n" - "pushf\n" - "pop %%eax\n" - "mov $0x0, %%edx\n" - "xor %%ecx, %%eax\n" - "jz 1\n" - - "mov $0x00000000, %%eax\n" - "push %%ebx\n" - "cpuid\n" - "mov %%ebx, %%eax\n" - "pop %%ebx\n" - "mov %%eax, %1\n" - "mov %%edx, %2\n" - "mov %%ecx, %3\n" - "mov $0x00000001, %%eax\n" - "push %%ebx\n" - "cpuid\n" - "pop %%ebx\n" - "1:\n" - "mov %%edx, %0\n" - : "=r" (result), - "=m" (vendor[0]), - "=m" (vendor[4]), - "=m" (vendor[8]) - : - : "%eax", "%ecx", "%edx" - ); - - unsigned int features = 0; - if (result) { - /* result now contains the standard feature bits */ - if (result & (1 << 15)) - features |= CMOV; - if (result & (1 << 23)) - features |= MMX; - if (result & (1 << 25)) - features |= SSE; - if (result & (1 << 26)) - features |= SSE2; - if ((result & MMX) && !(result & SSE) && (strcmp(vendor, "AuthenticAMD") == 0)) { - /* check for AMD MMX extensions */ - - unsigned int result; - __asm__("push %%ebx\n" - "mov $0x80000000, %%eax\n" - "cpuid\n" - "xor %%edx, %%edx\n" - "cmp $0x1, %%eax\n" - "jge 2\n" - "mov $0x80000001, %%eax\n" - "cpuid\n" - "2:\n" - "pop %%ebx\n" - "mov %%edx, %0\n" - : "=r" (result) - : - : "%eax", "%ecx", "%edx" - ); - if (result & (1<<22)) - features |= MMX_Extensions; - } - } - return features; -} - -Bool -fbHaveMMX (void) -{ - static Bool initialized = FALSE; - static Bool mmx_present; - - if (!initialized) - { - unsigned int features = detectCPUFeatures(); - mmx_present = (features & (MMX|MMX_Extensions)) == (MMX|MMX_Extensions); - initialized = TRUE; - } - - return mmx_present; -} -#endif /* __amd64__ */ -#endif |