diff options
author | Keith Whitwell <keith@tungstengraphics.com> | 2008-02-15 11:15:47 +0000 |
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committer | Keith Whitwell <keith@tungstengraphics.com> | 2008-02-15 11:15:47 +0000 |
commit | 6ac2c1cc0cd1253ba2014d459010032127f185ec (patch) | |
tree | 6348de9de19e7394800a983c8c614566d22b870b /src/gallium/aux/llvm/llvm_builtins.c | |
parent | c04a7f8929d674971a472ffa4d3a31200c22aa5a (diff) | |
parent | 6d3831b11d9f5aaba61cc2fb8ade61437ad7c335 (diff) |
Merge commit 'origin/gallium-0.1' into gallium-0.1
Conflicts:
src/gallium/drivers/softpipe/sp_quad_fs.c
src/gallium/drivers/softpipe/sp_state.h
src/gallium/drivers/softpipe/sp_state_fs.c
Diffstat (limited to 'src/gallium/aux/llvm/llvm_builtins.c')
-rw-r--r-- | src/gallium/aux/llvm/llvm_builtins.c | 115 |
1 files changed, 115 insertions, 0 deletions
diff --git a/src/gallium/aux/llvm/llvm_builtins.c b/src/gallium/aux/llvm/llvm_builtins.c new file mode 100644 index 0000000000..4f98d754ba --- /dev/null +++ b/src/gallium/aux/llvm/llvm_builtins.c @@ -0,0 +1,115 @@ +/*clang --emit-llvm llvm_builtins.c |llvm-as|opt -std-compile-opts|llvm2cpp -gen-contents -o=gallivm_builtins.cpp -f -for=shader -funcname=createGallivmBuiltins*/ +/************************************************************************** + * + * 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. + * + **************************************************************************/ + + /* + * Authors: + * Zack Rusin zack@tungstengraphics.com + */ +typedef __attribute__(( ocu_vector_type(4) )) float float4; + +extern float powf(float a, float b); + +inline float approx(float a, float b) +{ + if (b < -128.0f) b = -128.0f; + if (b > 128.0f) b = 128.0f; + if (a < 0) a = 0; + return powf(a, b); +} + +inline float4 lit(float4 tmp) +{ + float4 result; + result.x = 1.0; + result.w = 1.0; + if (tmp.x > 0) { + result.y = tmp.x; + result.z = approx(tmp.y, tmp.w); + } else { + result.y = 0; + result.z = 0; + } + return result; +} + +inline float4 cmp(float4 tmp0, float4 tmp1, float4 tmp2) +{ + float4 result; + + result.x = (tmp0.x < 0.0) ? tmp1.x : tmp2.x; + result.y = (tmp0.y < 0.0) ? tmp1.y : tmp2.y; + result.z = (tmp0.z < 0.0) ? tmp1.z : tmp2.z; + result.w = (tmp0.w < 0.0) ? tmp1.w : tmp2.w; + + return result; +} + +extern float cosf(float val); +extern float sinf(float val); + +inline float4 vcos(float4 val) +{ + float4 result; + printf("VEC IN is %f %f %f %f\n", val.x, val.y, val.z, val.w); + result.x = cosf(val.x); + result.y = cosf(val.x); + result.z = cosf(val.x); + result.w = cosf(val.x); + printf("VEC OUT is %f %f %f %f\n", result.x, result.y, result.z, result.w); + return result; +} + +inline float4 scs(float4 val) +{ + float4 result; + float tmp = val.x; + result.x = cosf(tmp); + result.y = sinf(tmp); + return result; +} + + +inline float4 vsin(float4 val) +{ + float4 result; + float tmp = val.x; + float res = sinf(tmp); + result.x = res; + result.y = res; + result.z = res; + result.w = res; + return result; +} + +inline int kilp(float4 val) +{ + if (val.x < 0 || val.y < 0 || val.z < 0 || val.w < 0) + return 1; + else + return 0; +} |