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nir/gather_info: Stop gathering uses_sample_shading

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Reviewed-by: Lionel Landwerlin <lionel.g.landwerlin@intel.com>
Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/14020>
This commit is contained in:
Jason Ekstrand 2021-12-01 16:12:21 -06:00 • committed by Marge Bot
parent b6543470fe
commit 3cf103f23d
1 changed files with 0 additions and 11 deletions
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11
src/compiler/nir/nir_gather_info.c
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@ -987,17 +987,6 @@ nir_shader_gather_info(nir_shader *shader, nir_function_impl *entrypoint)
gather_func_info(entrypoint, shader, visited_funcs, dead_ctx); gather_func_info(entrypoint, shader, visited_funcs, dead_ctx);
ralloc_free(dead_ctx); ralloc_free(dead_ctx);
if (shader->info.stage == MESA_SHADER_FRAGMENT &&
(shader->info.fs.uses_sample_qualifier ||
(BITSET_TEST(shader->info.system_values_read, SYSTEM_VALUE_SAMPLE_ID) ||
BITSET_TEST(shader->info.system_values_read, SYSTEM_VALUE_SAMPLE_POS)))) {
/* This shouldn't be cleared because if optimizations remove all
* sample-qualified inputs and that pass is run again, the sample
* shading must stay enabled.
*/
shader->info.fs.uses_sample_shading = true;
}
shader->info.per_primitive_outputs = 0; shader->info.per_primitive_outputs = 0;
if (shader->info.stage == MESA_SHADER_MESH) { if (shader->info.stage == MESA_SHADER_MESH) {
nir_foreach_shader_out_variable(var, shader) { nir_foreach_shader_out_variable(var, shader) {