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zink: wrap shared memory blocks in a struct

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Signed-off-by: Karol Herbst <kherbst@redhat.com>
Acked-by: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/25763>
This commit is contained in:
Karol Herbst 2023-10-17 12:14:48 +02:00
parent 2c1dff3851
commit 389b0ce604
1 changed files with 15 additions and 2 deletions
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17
src/gallium/drivers/zink/nir_to_spirv/nir_to_spirv.c
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@ -88,6 +88,7 @@ struct ntv_context {
SpvId loop_break, loop_cont;
SpvId shared_block_var[5]; //8, 16, 32, unused, 64
SpvId shared_block_arr_type[5]; //8, 16, 32, unused, 64
SpvId scratch_block_var[5]; //8, 16, 32, unused, 64
SpvId front_face_var, instance_id_var, vertex_id_var,
@ -684,10 +685,15 @@ create_shared_block(struct ntv_context *ctx, unsigned bit_size)
array = spirv_builder_type_array(&ctx->builder, type, emit_uint_const(ctx, 32, block_size));
}
ctx->shared_block_arr_type[idx] = array;
spirv_builder_emit_array_stride(&ctx->builder, array, bit_size / 8);
/* Create wrapper struct for Block, Offset and Aliased decorations. */
SpvId block = spirv_builder_type_struct(&ctx->builder, &array, 1);
SpvId ptr_type = spirv_builder_type_pointer(&ctx->builder,
SpvStorageClassWorkgroup,
array);
block);
ctx->shared_block_var[idx] = spirv_builder_emit_var(&ctx->builder, ptr_type, SpvStorageClassWorkgroup);
if (ctx->spirv_1_4_interfaces) {
assert(ctx->num_entry_ifaces < ARRAY_SIZE(ctx->entry_ifaces));
@ -709,7 +715,14 @@ get_shared_block(struct ntv_context *ctx, unsigned bit_size)
if (ctx->shared_block_var[1])
spirv_builder_emit_cap(&ctx->builder, SpvCapabilityWorkgroupMemoryExplicitLayout16BitAccessKHR);
}
return ctx->shared_block_var[idx];
SpvId ptr_type = spirv_builder_type_pointer(&ctx->builder,
SpvStorageClassWorkgroup,
ctx->shared_block_arr_type[idx]);
SpvId zero = emit_uint_const(ctx, 32, 0);
return spirv_builder_emit_access_chain(&ctx->builder, ptr_type,
ctx->shared_block_var[idx], &zero, 1);
}
#define HANDLE_EMIT_BUILTIN(SLOT, BUILTIN) \