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pvr, pco: add support for robust buffer access

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Signed-off-by: Simon Perretta <simon.perretta@imgtec.com>
Acked-by: Erik Faye-Lund <erik.faye-lund@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36412>
This commit is contained in:
Simon Perretta 2024-12-03 14:54:40 +00:00 • committed by Marge Bot
parent 483bfbf8aa
commit 231755f517
3 changed files with 28 additions and 0 deletions
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2
src/imagination/pco/pco_data.h
View file

@ -188,6 +188,8 @@ typedef struct _pco_common_data {
bool point_sampler; /** Whether the shader uses a point sampler. */
bool ia_sampler; /** Does the shader use an input attachment sampler? */
} uses;
bool robust_buffer_access;
} pco_common_data;
/** PCO shader data. */

22
src/imagination/pco/pco_nir.c
View file

@ -659,6 +659,25 @@ void pco_rev_link_nir(pco_ctx *ctx, nir_shader *producer, nir_shader *consumer)
nir_print_shader(consumer, stdout);
}
}
static bool robustness_filter(const nir_intrinsic_instr *intr,
UNUSED const void *data)
{
switch (intr->intrinsic) {
case nir_intrinsic_load_ubo:
case nir_intrinsic_load_ssbo:
case nir_intrinsic_store_ssbo:
case nir_intrinsic_ssbo_atomic:
case nir_intrinsic_ssbo_atomic_swap:
return true;
default:
break;
}
return false;
}
/**
* \brief Lowers a NIR shader.
*
@ -715,6 +734,9 @@ void pco_lower_nir(pco_ctx *ctx, nir_shader *nir, pco_data *data)
nir_address_format_32bit_offset);
NIR_PASS(_, nir, nir_lower_io_to_scalar, nir_var_mem_shared, NULL, NULL);
if (data->common.robust_buffer_access)
NIR_PASS(_, nir, nir_lower_robust_access, robustness_filter, NULL);
NIR_PASS(_, nir, pco_nir_lower_vk, data);
NIR_PASS(_, nir, pco_nir_lower_io);
NIR_PASS(_, nir, pco_nir_lower_atomics, &uses_usclib);

4
src/imagination/vulkan/pvr_pipeline.c
View file

@ -2068,6 +2068,10 @@ static void pvr_init_descriptors(pco_data *data,
nir_shader *nir,
struct vk_pipeline_layout *layout)
{
const struct pvr_device *device = vk_to_pvr_device(layout->base.device);
data->common.robust_buffer_access =
device->vk.enabled_features.robustBufferAccess;
for (unsigned desc_set = 0; desc_set < layout->set_count; ++desc_set) {
const struct pvr_descriptor_set_layout *set_layout =
vk_to_pvr_descriptor_set_layout(layout->set_layouts[desc_set]);