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radv: track if TES reads tess factors differently

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This information will be passed through the TCS epilog key.

Signed-off-by: Samuel Pitoiset <samuel.pitoiset@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24404>
This commit is contained in:
Samuel Pitoiset
2023-07-31 18:12:01 +02:00
committed by Marge Bot
parent 61999253de
commit c12ab8af96
2 changed files with 4 additions and 2 deletions
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src/amd/vulkan/radv_shader.h
+1
View File
@@ -349,6 +349,7 @@ struct radv_shader_info {
enum gl_tess_spacing spacing;
bool ccw;
bool point_mode;
bool reads_tess_factors;
unsigned tcs_vertices_out;
uint8_t num_linked_inputs;
uint8_t num_linked_outputs;
src/amd/vulkan/radv_shader_info.c
+3 -2
View File
@@ -502,6 +502,8 @@ gather_shader_info_tes(struct radv_device *device, const nir_shader *nir, struct
info->tes.ccw = nir->info.tess.ccw;
info->tes.point_mode = nir->info.tess.point_mode;
info->tes.tcs_vertices_out = nir->info.tess.tcs_vertices_out;
info->tes.reads_tess_factors =
!!(nir->info.inputs_read & (VARYING_BIT_TESS_LEVEL_INNER | VARYING_BIT_TESS_LEVEL_OUTER));
if (!info->inputs_linked)
info->tes.num_linked_inputs = util_last_bit64(nir->info.inputs_read);
@@ -1611,8 +1613,7 @@ radv_link_shaders_info(struct radv_device *device, struct radv_shader_stage *pro
struct radv_shader_stage *tes_stage = consumer;
tcs_stage->info.has_epilog = false;
tcs_stage->info.tcs.tes_reads_tess_factors =
!!(tes_stage->nir->info.inputs_read & (VARYING_BIT_TESS_LEVEL_INNER | VARYING_BIT_TESS_LEVEL_OUTER));
tcs_stage->info.tcs.tes_reads_tess_factors = tes_stage->info.tes.reads_tess_factors;
tcs_stage->info.tcs.tes_inputs_read = tes_stage->nir->info.inputs_read;
tcs_stage->info.tcs.tes_patch_inputs_read = tes_stage->nir->info.patch_inputs_read;