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driconf: Add a limit_trig_input_range option

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With this option enabled range of input values for fsin and fcos is
limited to [-2*pi : 2*pi] by calculating the reminder after 2*pi modulo
division. This helps to improve calculation precision for large input
arguments on Intel.

-v2: Add limit_trig_input_range option to prog_key to update shader
     cache (Lionel)

Signed-off-by: Vadym Shovkoplias <vadym.shovkoplias@globallogic.com>
Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16388>
This commit is contained in:
Vadym Shovkoplias
2022-05-06 18:52:47 +03:00
committed by Marge Bot
parent 0ff3517fb7
commit 55c71217ec
17 changed files with 117 additions and 70 deletions
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src/intel/compiler/brw_nir.h
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@@ -142,6 +142,8 @@ bool brw_nir_apply_attribute_workarounds(nir_shader *nir,
bool brw_nir_apply_trig_workarounds(nir_shader *nir);
bool brw_nir_limit_trig_input_range_workaround(nir_shader *nir);
void brw_nir_apply_tcs_quads_workaround(nir_shader *nir);
void brw_nir_apply_key(nir_shader *nir,