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mesa/src/compiler
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Alyssa Rosenzweig fc95397957 nir/lower_alu: optimize min/max signed zeros 
we don't usually need a multi-instruction lowering.

with the agx change in the next commit, honeykrisp results:

   Totals from 3589 (6.64% of 54019) affected shaders:
   MaxWaves: 3598144 -> 3598400 (+0.01%); split: +0.02%, -0.01%
   Instrs: 1445830 -> 1332394 (-7.85%)
   CodeSize: 10696356 -> 9742130 (-8.92%)
   Fills: 721 -> 723 (+0.28%); split: -0.14%, +0.42%
   Scratch: 3980 -> 3968 (-0.30%)
   ALU: 1156426 -> 1043198 (-9.79%)
   FSCIB: 1156426 -> 1043196 (-9.79%)
   IC: 267202 -> 267166 (-0.01%)
   GPRs: 208765 -> 208712 (-0.03%); split: -0.16%, +0.14%
   Uniforms: 683643 -> 683677 (+0.00%); split: -0.01%, +0.01%
   Preamble instrs: 1163325 -> 1159314 (-0.34%)

control results alone:

   Totals:
   Instrs: 110168 -> 107171 (-2.72%)

   Totals from 71 (22.26% of 319) affected shaders:
   Instrs: 48895 -> 45898 (-6.13%)

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Marek Olšák <maraeo@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/35989>
2025-07-08 17:09:16 +00:00
..
clc clc: add support for cl_ext_image_unorm_int_2_101010 2025-06-30 18:04:59 +00:00
glsl nir: add nir_vectorize_cb callback parameter to nir_lower_phis_to_scalar() 2025-07-08 15:33:59 +00:00
isaspec meson: do not compile libisaspec unless used 2025-03-25 08:32:47 +00:00
libcl libcl: Add more UINT_MAX variants 2025-06-20 10:11:52 +00:00
nir nir/lower_alu: optimize min/max signed zeros 2025-07-08 17:09:16 +00:00
rust compiler/rust/bitset: BitSetStream takes Key type 2025-06-09 21:49:29 +00:00
spirv nir: add nir_vectorize_cb callback parameter to nir_lower_phis_to_scalar() 2025-07-08 15:33:59 +00:00
builtin_types.py compiler: add float8 glsl types 2025-06-23 07:59:24 +00:00
builtin_types_c.py util,vulkan,mesa,compiler: Generate source files with utf8 encoding from mako template 2023-12-07 12:41:07 +00:00
builtin_types_h.py compiler: Generate files with newline at end 2025-06-24 14:01:04 +00:00
glsl_types.c compiler: add float8 glsl types 2025-06-23 07:59:24 +00:00
glsl_types.h compiler: add float8 glsl types 2025-06-23 07:59:24 +00:00
meson.build nak: Move bitset to compiler crate 2024-08-07 21:08:18 +00:00
shader_enums.c nir: Add SYSTEM_VALUE_FRAG_COORD_Z/W. 2025-06-18 23:11:36 +00:00
shader_enums.h nir: Add SYSTEM_VALUE_FRAG_COORD_Z/W. 2025-06-18 23:11:36 +00:00
shader_info.h nir: add shader_info::prev_stage_has_xfb 2025-06-12 19:35:37 +00:00