diff options
Diffstat (limited to 'src/mesa/drivers/dri/common/spantmp2.h')
| -rw-r--r-- | src/mesa/drivers/dri/common/spantmp2.h | 60 |
1 files changed, 27 insertions, 33 deletions
diff --git a/src/mesa/drivers/dri/common/spantmp2.h b/src/mesa/drivers/dri/common/spantmp2.h index a1e56eb148..53f5f846a0 100644 --- a/src/mesa/drivers/dri/common/spantmp2.h +++ b/src/mesa/drivers/dri/common/spantmp2.h @@ -48,34 +48,36 @@ #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 INIT_MONO_PIXEL(p, color) \ p = PACK_COLOR_565( color[0], color[1], color[2] ) #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))) \ + do { \ + GLshort * _p = (GLshort *) GET_PTR(_x, _y); \ + _p[0] = ((((int)r & 0xf8) << 8) | (((int)g & 0xfc) << 3) | \ + (((int)b & 0xf8) >> 3)); \ + } while(0) -#define WRITE_PIXEL( _x, _y, p ) PUT_VALUE(_x, _y, p) +#define WRITE_PIXEL( _x, _y, p ) \ + do { \ + GLushort * _p = (GLushort *) GET_PTR(_x, _y); \ + _p[0] = p; \ + } while(0) #define READ_RGBA( rgba, _x, _y ) \ do { \ - GLushort p = GET_VALUE(_x, _y); \ + GLushort p = *(volatile GLshort *) GET_PTR(_x, _y); \ rgba[0] = ((p >> 8) & 0xf8) * 255 / 0xf8; \ rgba[1] = ((p >> 3) & 0xfc) * 255 / 0xfc; \ rgba[2] = ((p << 3) & 0xf8) * 255 / 0xf8; \ @@ -88,30 +90,29 @@ ** 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 INIT_MONO_PIXEL(p, color) \ p = PACK_COLOR_8888(color[3], color[0], color[1], color[2]) # define WRITE_RGBA(_x, _y, r, g, b, a) \ - PUT_VALUE(_x, _y, ((r << 16) | \ - (g << 8) | \ - (b << 0) | \ - (a << 24))) + do { \ + GLuint * _p = (GLuint *) GET_PTR(_x, _y); \ + _p[0] = ((r << 16) | (g << 8) | (b << 0) | (a << 24)); \ + } while(0) -#define WRITE_PIXEL(_x, _y, p) PUT_VALUE(_x, _y, p) +#define WRITE_PIXEL(_x, _y, p) \ + do { \ + GLuint * _p = (GLuint *) GET_PTR(_x, _y); \ + _p[0] = p; \ + } while(0) # if defined( USE_X86_ASM ) # define READ_RGBA(rgba, _x, _y) \ do { \ - GLuint p = GET_VALUE(_x, _y); \ + GLuint p = *(volatile GLuint *) GET_PTR(_x, _y); \ __asm__ __volatile__( "bswap %0; rorl $8, %0" \ : "=r" (p) : "0" (p) ); \ ((GLuint *)rgba)[0] = p; \ @@ -122,14 +123,14 @@ */ # define READ_RGBA( rgba, _x, _y ) \ do { \ - GLuint p = GET_VALUE(_x, _y); \ + GLuint p = *(volatile GLuint *) GET_PTR(_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); \ + GLuint p = *(volatile GLuint *) GET_PTR(_x, _y); \ rgba[0] = (p >> 16) & 0xff; \ rgba[1] = (p >> 8) & 0xff; \ rgba[2] = (p >> 0) & 0xff; \ @@ -388,8 +389,7 @@ static void TAG(ReadRGBASpan)( GLcontext *ctx, } -#if defined(GET_PTR) && \ - defined(USE_MMX_ASM) && \ +#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) && \ @@ -440,8 +440,7 @@ static void TAG2(ReadRGBASpan,_MMX)( GLcontext *ctx, #endif -#if defined(GET_PTR) && \ - defined(USE_SSE_ASM) && \ +#if 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)( GLcontext *ctx, @@ -475,8 +474,7 @@ static void TAG2(ReadRGBASpan,_SSE2)( GLcontext *ctx, } #endif -#if defined(GET_PTR) && \ - defined(USE_SSE_ASM) && \ +#if 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)( GLcontext *ctx, @@ -569,7 +567,6 @@ static void TAG(InitPointers)(struct gl_renderbuffer *rb) rb->PutMonoValues = TAG(WriteMonoRGBAPixels); 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) @@ -599,7 +596,6 @@ static void TAG(InitPointers)(struct gl_renderbuffer *rb) } else #endif -#endif /* GET_PTR */ { if (DBG) fprintf( stderr, "Using %s version of GetRow\n", "C" ); rb->GetRow = TAG(ReadRGBASpan); @@ -614,8 +610,6 @@ static void TAG(InitPointers)(struct gl_renderbuffer *rb) #undef READ_RGBA #undef TAG #undef TAG2 -#undef GET_VALUE -#undef PUT_VALUE #undef GET_PTR #undef SPANTMP_PIXEL_FMT #undef SPANTMP_PIXEL_TYPE |