mesa/src/compiler
Ian Romanick b6f58b4709 soft-fp64/fsat: Micro-optimize x < 0 test
Results on the 308 shaders extracted from the fp64 portion of the OpenGL
CTS:

Tiger Lake and Ice Lake had similar results. (Tiger Lake shown)
total instructions in shared programs: 841647 -> 841590 (<.01%)
instructions in affected programs: 122014 -> 121957 (-0.05%)
helped: 7
HURT: 0
helped stats (abs) min: 3 max: 12 x̄: 8.14 x̃: 9
helped stats (rel) min: 0.04% max: 0.07% x̄: 0.05% x̃: 0.04%
95% mean confidence interval for instructions value: -11.23 -5.06
95% mean confidence interval for instructions %-change: -0.06% -0.03%
Instructions are helped.

total cycles in shared programs: 6926904 -> 6926828 (<.01%)
cycles in affected programs: 1038645 -> 1038569 (<.01%)
helped: 7
HURT: 0
helped stats (abs) min: 4 max: 16 x̄: 10.86 x̃: 12
helped stats (rel) min: <.01% max: 0.01% x̄: <.01% x̃: <.01%
95% mean confidence interval for cycles value: -14.97 -6.74
95% mean confidence interval for cycles %-change: -0.01% <.01%
Cycles are helped.

Reviewed-by: Jason Ekstrand <jason@jlekstrand.net>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4142>
2020-03-18 20:36:29 +00:00
..
glsl soft-fp64/fsat: Micro-optimize x < 0 test 2020-03-18 20:36:29 +00:00
nir soft-fp64/flt: Perform checks in a different order 2020-03-18 20:36:29 +00:00
spirv Revert "spirv: Use a simpler and more correct implementaiton of tanh()" 2020-03-05 15:23:31 +00:00
Android.glsl.gen.mk mesa: android: Remove unnecessary dependency tracking rules 2019-05-06 11:29:25 +00:00
Android.glsl.mk android: glsl: build shader cache sources 2017-02-20 16:30:37 +00:00
Android.mk Android: glsl: add rules to generate ir_expression*.h header files 2016-09-06 15:58:55 +01:00
Android.nir.gen.mk nir: Add missing dependency in Android.nir.gen.mk 2019-08-19 09:53:18 +03:00
Android.nir.mk android: fix libmesa_nir build 2017-07-21 08:47:56 +03:00
builtin_type_macros.h glsl_types: vec8/vec16 support 2018-03-25 10:42:54 -04:00
glsl_types.cpp spirv_to_nir: Reuse glsl_sampler_dim_coordinate_components(). 2020-02-24 18:25:02 +00:00
glsl_types.h glsl: Add type queries for fp16+float and fp16+float+double 2020-03-09 16:31:08 +00:00
Makefile.sources nir: Add pass to combine adjacent scoped memory barriers 2020-03-12 19:21:36 +00:00
meson.build meson: drop unused inc_nir 2019-10-07 21:49:40 +01:00
nir_types.cpp nir: fix compilation warning on glsl_get_internal_ifc_packing 2020-03-09 09:43:49 +00:00
nir_types.h nir: fix compilation warning on glsl_get_internal_ifc_packing 2020-03-09 09:43:49 +00:00
SConscript spirv: Fix building with SCons 2018-03-30 14:33:03 -06:00
SConscript.glsl compiler: move build definition of pp_standalone_scaffolding.c 2019-11-21 16:07:08 +11:00
SConscript.nir nir: mako all the intrinsics 2018-03-27 08:36:37 -04:00
SConscript.spirv spirv: Fix building with SCons 2018-03-30 14:33:03 -06:00
shader_enums.c compiler: add new SYSTEM_VALUE_BARYCENTRIC_* 2020-01-29 09:49:50 +00:00
shader_enums.h compiler: add new SYSTEM_VALUE_BARYCENTRIC_* 2020-01-29 09:49:50 +00:00
shader_info.h nir/glsl: gather bitmask of images used by program 2020-03-16 10:34:21 +00:00