Mesa (main): ac/nir: Make sure to exclude special outputs from arrayed output masks.
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Fri Feb 25 06:51:17 UTC 2022
Module: Mesa
Branch: main
Commit: a84789f7959834085c42e0b9c55d3bf5963d6614
URL: http://cgit.freedesktop.org/mesa/mesa/commit/?id=a84789f7959834085c42e0b9c55d3bf5963d6614
Author: Timur Kristóf <timur.kristof at gmail.com>
Date: Thu Jan 20 16:43:45 2022 +0100
ac/nir: Make sure to exclude special outputs from arrayed output masks.
Signed-off-by: Timur Kristóf <timur.kristof at gmail.com>
Reviewed-by: Rhys Perry <pendingchaos02 at gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/15034>
---
src/amd/common/ac_nir_lower_ngg.c | 14 ++++++++++----
1 file changed, 10 insertions(+), 4 deletions(-)
diff --git a/src/amd/common/ac_nir_lower_ngg.c b/src/amd/common/ac_nir_lower_ngg.c
index 3d88a5b88aa..193faf76ec5 100644
--- a/src/amd/common/ac_nir_lower_ngg.c
+++ b/src/amd/common/ac_nir_lower_ngg.c
@@ -2304,6 +2304,9 @@ ms_emit_arrayed_outputs(nir_builder *b,
nir_ssa_def *zero = nir_imm_int(b, 0);
u_foreach_bit64(slot, arrayed_outputs_mask) {
+ /* Should not occour here, handled separately. */
+ assert(slot != VARYING_SLOT_PRIMITIVE_COUNT && slot != VARYING_SLOT_PRIMITIVE_INDICES);
+
const nir_io_semantics io_sem = { .location = slot, .num_slots = 1 };
const unsigned driver_location = s->output_info[slot].driver_location;
unsigned component_mask = s->output_info[slot].components_mask;
@@ -2570,10 +2573,13 @@ ac_nir_lower_ngg_ms(nir_shader *shader,
unsigned vertices_per_prim =
num_mesh_vertices_per_primitive(shader->info.mesh.primitive_type);
- uint64_t per_vertex_outputs = shader->info.outputs_written & ~shader->info.per_primitive_outputs
- & ~BITFIELD64_BIT(VARYING_SLOT_PRIMITIVE_COUNT)
- & ~BITFIELD64_BIT(VARYING_SLOT_PRIMITIVE_INDICES);
- uint64_t per_primitive_outputs = shader->info.per_primitive_outputs & shader->info.outputs_written;
+ uint64_t special_outputs =
+ BITFIELD64_BIT(VARYING_SLOT_PRIMITIVE_COUNT) | BITFIELD64_BIT(VARYING_SLOT_PRIMITIVE_INDICES);
+ uint64_t per_vertex_outputs =
+ shader->info.outputs_written & ~shader->info.per_primitive_outputs & ~special_outputs;
+ uint64_t per_primitive_outputs =
+ shader->info.per_primitive_outputs & shader->info.outputs_written & ~special_outputs;
+
unsigned num_per_vertex_outputs = util_bitcount64(per_vertex_outputs);
unsigned num_per_primitive_outputs = util_bitcount64(per_primitive_outputs);
unsigned max_vertices = shader->info.mesh.max_vertices_out;
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