diff options
Diffstat (limited to 'mesalib/src/mesa/drivers/dri/common/spantmp2.h')
| -rw-r--r-- | mesalib/src/mesa/drivers/dri/common/spantmp2.h | 777 |
1 files changed, 0 insertions, 777 deletions
diff --git a/mesalib/src/mesa/drivers/dri/common/spantmp2.h b/mesalib/src/mesa/drivers/dri/common/spantmp2.h deleted file mode 100644 index 744dfcd3b..000000000 --- a/mesalib/src/mesa/drivers/dri/common/spantmp2.h +++ /dev/null @@ -1,777 +0,0 @@ -/* - * Copyright 2000-2001 VA Linux Systems, Inc. - * (C) Copyright IBM Corporation 2004 - * All Rights Reserved. - * - * Permission is hereby granted, free of charge, to any person obtaining a - * copy of this software and associated documentation files (the "Software"), - * to deal in the Software without restriction, including without limitation - * on the rights to use, copy, modify, merge, publish, distribute, sub - * license, and/or sell copies of the Software, and to permit persons to whom - * the Software is furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice (including the next - * paragraph) shall be included in all copies or substantial portions of the - * Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL - * VA LINUX SYSTEM, IBM AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM, - * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR - * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE - * USE OR OTHER DEALINGS IN THE SOFTWARE. - */ - -/** - * \file spantmp2.h - * - * Template file of span read / write functions. - * - * \author Keith Whitwell <keithw@tungstengraphics.com> - * \author Gareth Hughes <gareth@nvidia.com> - * \author Ian Romanick <idr@us.ibm.com> - */ - -#include "main/colormac.h" -#include "spantmp_common.h" - -#ifndef DBG -#define DBG 0 -#endif - -#ifndef HW_READ_CLIPLOOP -#define HW_READ_CLIPLOOP() HW_CLIPLOOP() -#endif - -#ifndef HW_WRITE_CLIPLOOP -#define HW_WRITE_CLIPLOOP() HW_CLIPLOOP() -#endif - -#if (SPANTMP_PIXEL_FMT == GL_RGB) && (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_SHORT_5_6_5) - -/** - ** GL_RGB, GL_UNSIGNED_SHORT_5_6_5 - **/ - -#ifndef GET_VALUE -#ifndef GET_PTR -#define GET_PTR(_x, _y) (buf + (_x) * 2 + (_y) * pitch) -#endif - -#define GET_VALUE(_x, _y) *(volatile GLushort *)(GET_PTR(_x, _y)) -#define PUT_VALUE(_x, _y, _v) *(volatile GLushort *)(GET_PTR(_x, _y)) = (_v) -#endif /* GET_VALUE */ - -#define WRITE_RGBA( _x, _y, r, g, b, a ) \ - PUT_VALUE(_x, _y, ((((int)r & 0xf8) << 8) | \ - (((int)g & 0xfc) << 3) | \ - (((int)b & 0xf8) >> 3))) \ - -#define WRITE_PIXEL( _x, _y, p ) PUT_VALUE(_x, _y, p) - -#define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLushort p = GET_VALUE(_x, _y); \ - rgba[0] = ((p >> 8) & 0xf8) * 255 / 0xf8; \ - rgba[1] = ((p >> 3) & 0xfc) * 255 / 0xfc; \ - rgba[2] = ((p << 3) & 0xf8) * 255 / 0xf8; \ - rgba[3] = 0xff; \ - } while (0) - -#elif (SPANTMP_PIXEL_FMT == GL_RGB) && (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_SHORT_5_6_5_REV) - -/** - ** GL_RGB, GL_UNSIGNED_SHORT_5_6_5_REV - **/ - -#ifndef GET_VALUE -#ifndef GET_PTR -#define GET_PTR(_x, _y) (buf + (_x) * 2 + (_y) * pitch) -#endif - -#define GET_VALUE(_x, _y) *(volatile GLushort *)(GET_PTR(_x, _y)) -#define PUT_VALUE(_x, _y, _v) *(volatile GLushort *)(GET_PTR(_x, _y)) = (_v) -#endif /* GET_VALUE */ - -#define WRITE_RGBA( _x, _y, r, g, b, a ) \ - PUT_VALUE(_x, _y, PACK_COLOR_565_REV( r, g, b )) - -#define WRITE_PIXEL( _x, _y, p ) PUT_VALUE(_x, _y, p) - -#define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLushort p = GET_VALUE(_x, _y); \ - p = p << 8 | p >> 8; \ - rgba[0] = ((p >> 8) & 0xf8) * 255 / 0xf8; \ - rgba[1] = ((p >> 3) & 0xfc) * 255 / 0xfc; \ - rgba[2] = ((p << 3) & 0xf8) * 255 / 0xf8; \ - rgba[3] = 0xff; \ - } while (0) - -#elif (SPANTMP_PIXEL_FMT == GL_BGRA) && (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_SHORT_4_4_4_4) - -/** - ** GL_BGRA, GL_UNSIGNED_SHORT_4_4_4_4 - **/ - -#ifndef GET_VALUE -#ifndef GET_PTR -#define GET_PTR(_x, _y) (buf + (_x) * 2 + (_y) * pitch) -#endif - -#define GET_VALUE(_x, _y) *(volatile GLushort *)(GET_PTR(_x, _y)) -#define PUT_VALUE(_x, _y, _v) *(volatile GLushort *)(GET_PTR(_x, _y)) = (_v) -#endif /* GET_VALUE */ - -#define WRITE_RGBA( _x, _y, r, g, b, a ) \ - PUT_VALUE(_x, _y, PACK_COLOR_4444_REV(a, r, g, b)) \ - -#define WRITE_PIXEL( _x, _y, p ) PUT_VALUE(_x, _y, p) - -#define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLushort p = GET_VALUE(_x, _y); \ - rgba[0] = ((p >> 0) & 0xf) * 0x11; \ - rgba[1] = ((p >> 12) & 0xf) * 0x11; \ - rgba[2] = ((p >> 4) & 0xf) * 0x11; \ - rgba[3] = ((p >> 8) & 0xf) * 0x11; \ - } while (0) - - -#elif (SPANTMP_PIXEL_FMT == GL_BGRA) && (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_SHORT_4_4_4_4_REV) - -/** - ** GL_BGRA, GL_UNSIGNED_SHORT_4_4_4_4_REV - **/ - -#ifndef GET_VALUE -#ifndef GET_PTR -#define GET_PTR(_x, _y) (buf + (_x) * 2 + (_y) * pitch) -#endif - -#define GET_VALUE(_x, _y) *(volatile GLushort *)(GET_PTR(_x, _y)) -#define PUT_VALUE(_x, _y, _v) *(volatile GLushort *)(GET_PTR(_x, _y)) = (_v) -#endif /* GET_VALUE */ - -#define WRITE_RGBA( _x, _y, r, g, b, a ) \ - PUT_VALUE(_x, _y, PACK_COLOR_4444(a, r, g, b)) \ - -#define WRITE_PIXEL( _x, _y, p ) PUT_VALUE(_x, _y, p) - -#define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLushort p = GET_VALUE(_x, _y); \ - rgba[0] = ((p >> 8) & 0xf) * 0x11; \ - rgba[1] = ((p >> 4) & 0xf) * 0x11; \ - rgba[2] = ((p >> 0) & 0xf) * 0x11; \ - rgba[3] = ((p >> 12) & 0xf) * 0x11; \ - } while (0) - - -#elif (SPANTMP_PIXEL_FMT == GL_BGRA) && (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_SHORT_1_5_5_5_REV) - -/** - ** GL_BGRA, GL_UNSIGNED_SHORT_1_5_5_5_REV - **/ - -#ifndef GET_VALUE -#ifndef GET_PTR -#define GET_PTR(_x, _y) (buf + (_x) * 2 + (_y) * pitch) -#endif - -#define GET_VALUE(_x, _y) *(volatile GLushort *)(GET_PTR(_x, _y)) -#define PUT_VALUE(_x, _y, _v) *(volatile GLushort *)(GET_PTR(_x, _y)) = (_v) -#endif /* GET_VALUE */ - -#define WRITE_RGBA( _x, _y, r, g, b, a ) \ - PUT_VALUE(_x, _y, PACK_COLOR_1555(a, r, g, b)) \ - -#define WRITE_PIXEL( _x, _y, p ) PUT_VALUE(_x, _y, p) - -#define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLushort p = GET_VALUE(_x, _y); \ - rgba[0] = ((p >> 7) & 0xf8) * 255 / 0xf8; \ - rgba[1] = ((p >> 2) & 0xf8) * 255 / 0xf8; \ - rgba[2] = ((p << 3) & 0xf8) * 255 / 0xf8; \ - rgba[3] = ((p >> 15) & 0x1) * 0xff; \ - } while (0) - -#elif (SPANTMP_PIXEL_FMT == GL_BGRA) && (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_SHORT_1_5_5_5) - -/** - ** GL_BGRA, GL_UNSIGNED_SHORT_1_5_5_5 - **/ - -#ifndef GET_VALUE -#ifndef GET_PTR -#define GET_PTR(_x, _y) (buf + (_x) * 2 + (_y) * pitch) -#endif - -#define GET_VALUE(_x, _y) *(volatile GLushort *)(GET_PTR(_x, _y)) -#define PUT_VALUE(_x, _y, _v) *(volatile GLushort *)(GET_PTR(_x, _y)) = (_v) -#endif /* GET_VALUE */ - -#define WRITE_RGBA( _x, _y, r, g, b, a ) \ - PUT_VALUE(_x, _y, PACK_COLOR_1555_REV(a, r, g, b)) \ - -#define WRITE_PIXEL( _x, _y, p ) PUT_VALUE(_x, _y, p) - -#define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLushort p = GET_VALUE(_x, _y); \ - p = p << 8 | p >> 8; \ - rgba[0] = ((p >> 7) & 0xf8) * 255 / 0xf8; \ - rgba[1] = ((p >> 2) & 0xf8) * 255 / 0xf8; \ - rgba[2] = ((p << 3) & 0xf8) * 255 / 0xf8; \ - rgba[3] = ((p >> 15) & 0x1) * 0xff; \ - } while (0) - -#elif (SPANTMP_PIXEL_FMT == GL_BGRA) && (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_INT_8_8_8_8_REV) - -/** - ** GL_BGRA, GL_UNSIGNED_INT_8_8_8_8_REV - **/ - -#ifndef GET_VALUE -#ifndef GET_PTR -#define GET_PTR(_x, _y) ( buf + (_x) * 4 + (_y) * pitch) -#endif - -#define GET_VALUE(_x, _y) *(volatile GLuint *)(GET_PTR(_x, _y)) -#define PUT_VALUE(_x, _y, _v) *(volatile GLuint *)(GET_PTR(_x, _y)) = (_v) -#endif /* GET_VALUE */ - -# define WRITE_RGBA(_x, _y, r, g, b, a) \ - PUT_VALUE(_x, _y, ((r << 16) | \ - (g << 8) | \ - (b << 0) | \ - (a << 24))) - -#define WRITE_PIXEL(_x, _y, p) PUT_VALUE(_x, _y, p) - -# if defined( USE_X86_ASM ) -# define READ_RGBA(rgba, _x, _y) \ - do { \ - GLuint p = GET_VALUE(_x, _y); \ - __asm__ __volatile__( "bswap %0; rorl $8, %0" \ - : "=r" (p) : "0" (p) ); \ - ((GLuint *)rgba)[0] = p; \ - } while (0) -# elif defined( MESA_BIG_ENDIAN ) - /* On PowerPC with GCC 3.4.2 the shift madness below becomes a single - * rotlwi instruction. It also produces good code on SPARC. - */ -# define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLuint p = GET_VALUE(_x, _y); \ - GLuint t = p; \ - *((uint32_t *) rgba) = (t >> 24) | (p << 8); \ - } while (0) -# else -# define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLuint p = GET_VALUE(_x, _y); \ - rgba[0] = (p >> 16) & 0xff; \ - rgba[1] = (p >> 8) & 0xff; \ - rgba[2] = (p >> 0) & 0xff; \ - rgba[3] = (p >> 24) & 0xff; \ - } while (0) -# endif - -#elif (SPANTMP_PIXEL_FMT == GL_BGRA) && (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_INT_8_8_8_8) - -/** - ** GL_BGRA, GL_UNSIGNED_INT_8_8_8_8 - **/ - -#ifndef GET_VALUE -#ifndef GET_PTR -#define GET_PTR(_x, _y) ( buf + (_x) * 4 + (_y) * pitch) -#endif - -#define GET_VALUE(_x, _y) *(volatile GLuint *)(GET_PTR(_x, _y)) -#define PUT_VALUE(_x, _y, _v) *(volatile GLuint *)(GET_PTR(_x, _y)) = (_v) -#endif /* GET_VALUE */ - -# define WRITE_RGBA(_x, _y, r, g, b, a) \ - PUT_VALUE(_x, _y, ((r << 8) | \ - (g << 16) | \ - (b << 24) | \ - (a << 0))) - -#define WRITE_PIXEL(_x, _y, p) PUT_VALUE(_x, _y, p) - -# if defined( USE_X86_ASM ) -# define READ_RGBA(rgba, _x, _y) \ - do { \ - GLuint p = GET_VALUE(_x, _y); \ - __asm__ __volatile__( "rorl $8, %0" \ - : "=r" (p) : "0" (p) ); \ - ((GLuint *)rgba)[0] = p; \ - } while (0) -# elif defined( MESA_BIG_ENDIAN ) - /* On PowerPC with GCC 3.4.2 the shift madness below becomes a single - * rotlwi instruction. It also produces good code on SPARC. - */ -# define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLuint p = CPU_TO_LE32(GET_VALUE(_x, _y)); \ - GLuint t = p; \ - *((uint32_t *) rgba) = (t >> 24) | (p << 8); \ - } while (0) -# else -# define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLuint p = GET_VALUE(_x, _y); \ - rgba[0] = (p >> 8) & 0xff; \ - rgba[1] = (p >> 16) & 0xff; \ - rgba[2] = (p >> 24) & 0xff; \ - rgba[3] = (p >> 0) & 0xff; \ - } while (0) -# endif - -#elif (SPANTMP_PIXEL_FMT == GL_BGR) && (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_INT_8_8_8_8_REV) - -/** - ** GL_BGR, GL_UNSIGNED_INT_8_8_8_8_REV - ** - ** This is really for MESA_FORMAT_XRGB8888. The spantmp code needs to be - ** kicked to the curb, and we need to just code-gen this. - **/ - -#ifndef GET_VALUE -#ifndef GET_PTR -#define GET_PTR(_x, _y) ( buf + (_x) * 4 + (_y) * pitch) -#endif - -#define GET_VALUE(_x, _y) *(volatile GLuint *)(GET_PTR(_x, _y)) -#define PUT_VALUE(_x, _y, _v) *(volatile GLuint *)(GET_PTR(_x, _y)) = (_v) -#endif /* GET_VALUE */ - -# define WRITE_RGBA(_x, _y, r, g, b, a) \ - PUT_VALUE(_x, _y, ((r << 16) | \ - (g << 8) | \ - (b << 0) | \ - (0xff << 24))) - -#define WRITE_PIXEL(_x, _y, p) PUT_VALUE(_x, _y, p) - -# if defined( USE_X86_ASM ) -# define READ_RGBA(rgba, _x, _y) \ - do { \ - GLuint p = GET_VALUE(_x, _y); \ - __asm__ __volatile__( "bswap %0; rorl $8, %0" \ - : "=r" (p) : "0" (p) ); \ - ((GLuint *)rgba)[0] = p | 0xff000000; \ - } while (0) -# elif defined( MESA_BIG_ENDIAN ) - /* On PowerPC with GCC 3.4.2 the shift madness below becomes a single - * rotlwi instruction. It also produces good code on SPARC. - */ -# define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLuint p = GET_VALUE(_x, _y); \ - *((uint32_t *) rgba) = (p << 8) | 0xff; \ - } while (0) -# else -# define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLuint p = GET_VALUE(_x, _y); \ - rgba[0] = (p >> 16) & 0xff; \ - rgba[1] = (p >> 8) & 0xff; \ - rgba[2] = (p >> 0) & 0xff; \ - rgba[3] = 0xff; \ - } while (0) -# endif - -#elif (SPANTMP_PIXEL_FMT == GL_ALPHA) && (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_BYTE) - -/** - ** GL_ALPHA, GL_UNSIGNED_BYTE - **/ - -#ifndef GET_VALUE -#ifndef GET_PTR -#define GET_PTR(_x, _y) ( buf + (_x) + (_y) * pitch) -#endif - -#define GET_VALUE(_x, _y) *(volatile GLubyte *)(GET_PTR(_x, _y)) -#define PUT_VALUE(_x, _y, _v) *(volatile GLubyte *)(GET_PTR(_x, _y)) = (_v) -#endif /* GET_VALUE */ - -# define WRITE_RGBA(_x, _y, r, g, b, a) \ - PUT_VALUE(_x, _y, a | (r & 0 /* quiet warnings */)) - -#define WRITE_PIXEL(_x, _y, p) PUT_VALUE(_x, _y, p) - -#define READ_RGBA( rgba, _x, _y ) \ - do { \ - GLubyte p = GET_VALUE(_x, _y); \ - rgba[0] = 0; \ - rgba[1] = 0; \ - rgba[2] = 0; \ - rgba[3] = p; \ - } while (0) - -#else -#error SPANTMP_PIXEL_FMT must be set to a valid value! -#endif - - - -/** - ** Assembly routines. - **/ - -#if defined( USE_MMX_ASM ) || defined( USE_SSE_ASM ) -#include "x86/read_rgba_span_x86.h" -#include "x86/common_x86_asm.h" -#endif - -static void TAG(WriteRGBASpan)( struct gl_context *ctx, - struct gl_renderbuffer *rb, - GLuint n, GLint x, GLint y, - const void *values, const GLubyte mask[] ) -{ - (void) ctx; - - HW_WRITE_LOCK() - { - const GLubyte (*rgba)[4] = (const GLubyte (*)[4]) values; - GLint x1; - GLint n1; - LOCAL_VARS; - - y = Y_FLIP(y); - - HW_WRITE_CLIPLOOP() - { - GLint i = 0; - CLIPSPAN(x,y,n,x1,n1,i); - - if (DBG) fprintf(stderr, "WriteRGBASpan %d..%d (x1 %d)\n", - (int)i, (int)n1, (int)x1); - - if (mask) - { - for (;n1>0;i++,x1++,n1--) - if (mask[i]) - WRITE_RGBA( x1, y, - rgba[i][0], rgba[i][1], - rgba[i][2], rgba[i][3] ); - } - else - { - for (;n1>0;i++,x1++,n1--) - WRITE_RGBA( x1, y, - rgba[i][0], rgba[i][1], - rgba[i][2], rgba[i][3] ); - } - } - HW_ENDCLIPLOOP(); - } - HW_WRITE_UNLOCK(); -} - - -static void TAG(WriteRGBAPixels)( struct gl_context *ctx, - struct gl_renderbuffer *rb, - GLuint n, const GLint x[], const GLint y[], - const void *values, const GLubyte mask[] ) -{ - (void) ctx; - - HW_WRITE_LOCK() - { - const GLubyte (*rgba)[4] = (const GLubyte (*)[4]) values; - GLint i; - LOCAL_VARS; - - if (DBG) fprintf(stderr, "WriteRGBAPixels\n"); - - HW_WRITE_CLIPLOOP() - { - if (mask) - { - for (i=0;i<n;i++) - { - if (mask[i]) { - const int fy = Y_FLIP(y[i]); - if (CLIPPIXEL(x[i],fy)) - WRITE_RGBA( x[i], fy, - rgba[i][0], rgba[i][1], - rgba[i][2], rgba[i][3] ); - } - } - } - else - { - for (i=0;i<n;i++) - { - const int fy = Y_FLIP(y[i]); - if (CLIPPIXEL(x[i],fy)) - WRITE_RGBA( x[i], fy, - rgba[i][0], rgba[i][1], - rgba[i][2], rgba[i][3] ); - } - } - } - HW_ENDCLIPLOOP(); - } - HW_WRITE_UNLOCK(); -} - - -static void TAG(ReadRGBASpan)( struct gl_context *ctx, - struct gl_renderbuffer *rb, - GLuint n, GLint x, GLint y, void *values) -{ - (void) ctx; - - HW_READ_LOCK() - { - GLubyte (*rgba)[4] = (GLubyte (*)[4]) values; - GLint x1,n1; - LOCAL_VARS; - - y = Y_FLIP(y); - - if (DBG) fprintf(stderr, "ReadRGBASpan\n"); - - HW_READ_CLIPLOOP() - { - GLint i = 0; - CLIPSPAN(x,y,n,x1,n1,i); - for (;n1>0;i++,x1++,n1--) - READ_RGBA( rgba[i], x1, y ); - } - HW_ENDCLIPLOOP(); - } - HW_READ_UNLOCK(); -} - - -#if defined(GET_PTR) && \ - defined(USE_MMX_ASM) && \ - (((SPANTMP_PIXEL_FMT == GL_BGRA) && \ - (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_INT_8_8_8_8_REV)) || \ - ((SPANTMP_PIXEL_FMT == GL_RGB) && \ - (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_SHORT_5_6_5))) -static void TAG2(ReadRGBASpan,_MMX)( struct gl_context *ctx, - struct gl_renderbuffer *rb, - GLuint n, GLint x, GLint y, void *values) -{ -#ifndef USE_INNER_EMMS - /* The EMMS instruction is directly in-lined here because using GCC's - * built-in _mm_empty function was found to utterly destroy performance. - */ - __asm__ __volatile__( "emms" ); -#endif - - (void) ctx; - - HW_READ_LOCK() - { - GLubyte (*rgba)[4] = (GLubyte (*)[4]) values; - GLint x1,n1; - LOCAL_VARS; - - y = Y_FLIP(y); - - if (DBG) fprintf(stderr, "ReadRGBASpan\n"); - - HW_READ_CLIPLOOP() - { - GLint i = 0; - CLIPSPAN(x,y,n,x1,n1,i); - - { - const void * src = GET_PTR( x1, y ); -#if (SPANTMP_PIXEL_FMT == GL_RGB) && \ - (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_SHORT_5_6_5) - _generic_read_RGBA_span_RGB565_MMX( src, rgba[i], n1 ); -#else - _generic_read_RGBA_span_BGRA8888_REV_MMX( src, rgba[i], n1 ); -#endif - } - } - HW_ENDCLIPLOOP(); - } - HW_READ_UNLOCK(); -#ifndef USE_INNER_EMMS - __asm__ __volatile__( "emms" ); -#endif -} -#endif - - -#if defined(GET_PTR) && \ - defined(USE_SSE_ASM) && \ - (SPANTMP_PIXEL_FMT == GL_BGRA) && \ - (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_INT_8_8_8_8_REV) -static void TAG2(ReadRGBASpan,_SSE2)( struct gl_context *ctx, - struct gl_renderbuffer *rb, - GLuint n, GLint x, GLint y, - void *values) -{ - (void) ctx; - - HW_READ_LOCK() - { - GLubyte (*rgba)[4] = (GLubyte (*)[4]) values; - GLint x1,n1; - LOCAL_VARS; - - y = Y_FLIP(y); - - if (DBG) fprintf(stderr, "ReadRGBASpan\n"); - - HW_READ_CLIPLOOP() - { - GLint i = 0; - CLIPSPAN(x,y,n,x1,n1,i); - - { - const void * src = GET_PTR( x1, y ); - _generic_read_RGBA_span_BGRA8888_REV_SSE2( src, rgba[i], n1 ); - } - } - HW_ENDCLIPLOOP(); - } - HW_READ_UNLOCK(); -} -#endif - -#if defined(GET_PTR) && \ - defined(USE_SSE_ASM) && \ - (SPANTMP_PIXEL_FMT == GL_BGRA) && \ - (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_INT_8_8_8_8_REV) -static void TAG2(ReadRGBASpan,_SSE)( struct gl_context *ctx, - struct gl_renderbuffer *rb, - GLuint n, GLint x, GLint y, - void *values) -{ -#ifndef USE_INNER_EMMS - /* The EMMS instruction is directly in-lined here because using GCC's - * built-in _mm_empty function was found to utterly destroy performance. - */ - __asm__ __volatile__( "emms" ); -#endif - - (void) ctx; - - HW_READ_LOCK() - { - GLubyte (*rgba)[4] = (GLubyte (*)[4]) values; - GLint x1,n1; - LOCAL_VARS; - - y = Y_FLIP(y); - - if (DBG) fprintf(stderr, "ReadRGBASpan\n"); - - HW_READ_CLIPLOOP() - { - GLint i = 0; - CLIPSPAN(x,y,n,x1,n1,i); - - { - const void * src = GET_PTR( x1, y ); - _generic_read_RGBA_span_BGRA8888_REV_SSE( src, rgba[i], n1 ); - } - } - HW_ENDCLIPLOOP(); - } - HW_READ_UNLOCK(); -#ifndef USE_INNER_EMMS - __asm__ __volatile__( "emms" ); -#endif -} -#endif - - -static void TAG(ReadRGBAPixels)( struct gl_context *ctx, - struct gl_renderbuffer *rb, - GLuint n, const GLint x[], const GLint y[], - void *values ) -{ - (void) ctx; - - HW_READ_LOCK() - { - GLubyte (*rgba)[4] = (GLubyte (*)[4]) values; - GLint i; - LOCAL_VARS; - - if (DBG) fprintf(stderr, "ReadRGBAPixels\n"); - - HW_READ_CLIPLOOP() - { - for (i=0;i<n;i++) { - int fy = Y_FLIP( y[i] ); - if (CLIPPIXEL( x[i], fy )) - READ_RGBA( rgba[i], x[i], fy ); - } - } - HW_ENDCLIPLOOP(); - } - HW_READ_UNLOCK(); -} - -static void TAG(InitPointers)(struct gl_renderbuffer *rb) -{ - rb->PutRow = TAG(WriteRGBASpan); - rb->PutValues = TAG(WriteRGBAPixels); - rb->GetValues = TAG(ReadRGBAPixels); - -#if defined(GET_PTR) -#if defined(USE_SSE_ASM) && \ - (SPANTMP_PIXEL_FMT == GL_BGRA) && \ - (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_INT_8_8_8_8_REV) - if ( cpu_has_xmm2 ) { - if (DBG) fprintf( stderr, "Using %s version of GetRow\n", "SSE2" ); - rb->GetRow = TAG2(ReadRGBASpan, _SSE2); - } - else -#endif -#if defined(USE_SSE_ASM) && \ - (SPANTMP_PIXEL_FMT == GL_BGRA) && \ - (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_INT_8_8_8_8_REV) - if ( cpu_has_xmm ) { - if (DBG) fprintf( stderr, "Using %s version of GetRow\n", "SSE" ); - rb->GetRow = TAG2(ReadRGBASpan, _SSE); - } - else -#endif -#if defined(USE_MMX_ASM) && \ - (((SPANTMP_PIXEL_FMT == GL_BGRA) && \ - (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_INT_8_8_8_8_REV)) || \ - ((SPANTMP_PIXEL_FMT == GL_RGB) && \ - (SPANTMP_PIXEL_TYPE == GL_UNSIGNED_SHORT_5_6_5))) - if ( cpu_has_mmx ) { - if (DBG) fprintf( stderr, "Using %s version of GetRow\n", "MMX" ); - rb->GetRow = TAG2(ReadRGBASpan, _MMX); - } - else -#endif -#endif /* GET_PTR */ - { - if (DBG) fprintf( stderr, "Using %s version of GetRow\n", "C" ); - rb->GetRow = TAG(ReadRGBASpan); - } - -} - - -#undef WRITE_PIXEL -#undef WRITE_RGBA -#undef READ_RGBA -#undef TAG -#undef TAG2 -#undef GET_VALUE -#undef PUT_VALUE -#undef GET_PTR -#undef SPANTMP_PIXEL_FMT -#undef SPANTMP_PIXEL_TYPE |