diff options
Diffstat (limited to 'src/gallium/auxiliary/gallivm/soabuiltins.c')
-rw-r--r-- | src/gallium/auxiliary/gallivm/soabuiltins.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/src/gallium/auxiliary/gallivm/soabuiltins.c b/src/gallium/auxiliary/gallivm/soabuiltins.c new file mode 100644 index 00000000000..24c14e1b698 --- /dev/null +++ b/src/gallium/auxiliary/gallivm/soabuiltins.c @@ -0,0 +1,72 @@ +/************************************************************************** + * + * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas. + * 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 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 TUNGSTEN GRAPHICS AND/OR ITS 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. + * + **************************************************************************/ + + /* + * This file is compiled with clang into the LLVM bitcode + * + * Authors: + * Zack Rusin [email protected] + */ +typedef __attribute__(( ocu_vector_type(4) )) float float4; + +void dp3(float4 *res, + float4 tmp0x, float4 tmp0y, float4 tmp0z, float4 tmp0w, + float4 tmp1x, float4 tmp1y, float4 tmp1z, float4 tmp1w) +{ + float4 dot = (tmp0x * tmp1x) + (tmp0y * tmp1y) + + (tmp0z * tmp1z); + + res[0] = dot; + res[1] = dot; + res[2] = dot; + res[3] = dot; +} + + +void dp4(float4 *res, + float4 tmp0x, float4 tmp0y, float4 tmp0z, float4 tmp0w, + float4 tmp1x, float4 tmp1y, float4 tmp1z, float4 tmp1w) +{ + float4 dot = (tmp0x * tmp1x) + (tmp0y * tmp1y) + + (tmp0z * tmp1z) + (tmp0w * tmp1w); + + res[0] = dot; + res[1] = dot; + res[2] = dot; + res[3] = dot; +} + +#if 0 +void yo(float4 *out, float4 *in) +{ + float4 res[4]; + + dp3(res, in[0], in[1], in[2], in[3], + in[4], in[5], in[6], in[7]); + out[1] = res[1]; +} +#endif |