Module: Mesa Branch: master Commit: 6829c18609fc3c979133b462173141dd7dfd09c3 URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=6829c18609fc3c979133b462173141dd7dfd09c3
Author: Matt Turner <matts...@gmail.com> Date: Tue Apr 23 17:10:20 2013 -0700 glsl: Add new fma built-in IR and prototype from ARB_gpu_shader5. Reviewed-by: Paul Berry <stereotype...@gmail.com> Reviewed-by: Ian Romanick <ian.d.roman...@intel.com> --- src/glsl/builtins/ir/fma.ir | 29 +++++++++++++++++++++++ src/glsl/builtins/profiles/ARB_gpu_shader5.glsl | 5 ++++ 2 files changed, 34 insertions(+), 0 deletions(-) diff --git a/src/glsl/builtins/ir/fma.ir b/src/glsl/builtins/ir/fma.ir new file mode 100644 index 0000000..c369563 --- /dev/null +++ b/src/glsl/builtins/ir/fma.ir @@ -0,0 +1,29 @@ +((function fma + (signature float + (parameters + (declare (in) float a) + (declare (in) float b) + (declare (in) float c)) + ((return (expression float fma (var_ref a) (var_ref b) (var_ref c))))) + + (signature vec2 + (parameters + (declare (in) vec2 a) + (declare (in) vec2 b) + (declare (in) vec2 c)) + ((return (expression vec2 fma (var_ref a) (var_ref b) (var_ref c))))) + + (signature vec3 + (parameters + (declare (in) vec3 a) + (declare (in) vec3 b) + (declare (in) vec3 c)) + ((return (expression vec3 fma (var_ref a) (var_ref b) (var_ref c))))) + + (signature vec4 + (parameters + (declare (in) vec4 a) + (declare (in) vec4 b) + (declare (in) vec4 c)) + ((return (expression vec4 fma (var_ref a) (var_ref b) (var_ref c))))) +)) diff --git a/src/glsl/builtins/profiles/ARB_gpu_shader5.glsl b/src/glsl/builtins/profiles/ARB_gpu_shader5.glsl index 458300f..3f76283 100644 --- a/src/glsl/builtins/profiles/ARB_gpu_shader5.glsl +++ b/src/glsl/builtins/profiles/ARB_gpu_shader5.glsl @@ -54,3 +54,8 @@ int findMSB(uint value); ivec2 findMSB(uvec2 value); ivec3 findMSB(uvec3 value); ivec4 findMSB(uvec4 value); + +float fma(float a, float b, float c); +vec2 fma(vec2 a, vec2 b, vec2 c); +vec3 fma(vec3 a, vec3 b, vec3 c); +vec4 fma(vec4 a, vec4 b, vec4 c); _______________________________________________ mesa-commit mailing list mesa-commit@lists.freedesktop.org http://lists.freedesktop.org/mailman/listinfo/mesa-commit
