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radeonsi: switch si_get_blitter_vs to IO intrinsics

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Reviewed-by: Qiang Yu <yuq825@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/32780>
This commit is contained in:
Marek Olšák 2024-12-24 16:29:51 -05:00 • committed by Marge Bot
parent a0579f75fb
commit 357ee7f699
1 changed files with 23 additions and 20 deletions
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43
src/gallium/drivers/radeonsi/si_shaderlib_nir.c
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@ -328,34 +328,37 @@ void *si_get_blitter_vs(struct si_context *sctx, enum blitter_attrib_type type,
/* Tell the shader to load VS inputs from SGPRs: */
b.shader->info.vs.blit_sgprs_amd = vs_blit_property;
b.shader->info.vs.window_space_position = true;
b.shader->info.io_lowered = true;
const struct glsl_type *vec4 = glsl_vec4_type();
nir_copy_var(&b,
nir_create_variable_with_location(b.shader, nir_var_shader_out,
VARYING_SLOT_POS, vec4),
nir_create_variable_with_location(b.shader, nir_var_shader_in,
VERT_ATTRIB_GENERIC0, vec4));
nir_def *pos = nir_load_input(&b, 4, 32, nir_imm_int(&b, 0),
.dest_type = nir_type_float32,
.io_semantics.num_slots = 1,
.io_semantics.location = VERT_ATTRIB_GENERIC0);
nir_store_output(&b, pos, nir_imm_int(&b, 0),
.src_type = nir_type_float32,
.io_semantics.num_slots = 1,
.io_semantics.location = VARYING_SLOT_POS);
if (type != UTIL_BLITTER_ATTRIB_NONE) {
nir_copy_var(&b,
nir_create_variable_with_location(b.shader, nir_var_shader_out,
VARYING_SLOT_VAR0, vec4),
nir_create_variable_with_location(b.shader, nir_var_shader_in,
VERT_ATTRIB_GENERIC1, vec4));
nir_def *attr = nir_load_input(&b, 4, 32, nir_imm_int(&b, 0),
.dest_type = nir_type_float32,
.io_semantics.num_slots = 1,
.io_semantics.location = VERT_ATTRIB_GENERIC1);
nir_store_output(&b, attr, nir_imm_int(&b, 0),
.src_type = nir_type_float32,
.io_semantics.num_slots = 1,
.io_semantics.location = VARYING_SLOT_VAR0);
}
if (num_layers > 1) {
nir_variable *out_layer =
nir_create_variable_with_location(b.shader, nir_var_shader_out,
VARYING_SLOT_LAYER, glsl_int_type());
out_layer->data.interpolation = INTERP_MODE_NONE;
nir_copy_var(&b, out_layer,
nir_create_variable_with_location(b.shader, nir_var_system_value,
SYSTEM_VALUE_INSTANCE_ID, glsl_int_type()));
nir_store_output(&b, nir_load_instance_id(&b), nir_imm_int(&b, 0),
.src_type = nir_type_float32,
.io_semantics.num_slots = 1,
.io_semantics.location = VARYING_SLOT_LAYER);
}
NIR_PASS(_, b.shader, nir_recompute_io_bases, nir_var_shader_in | nir_var_shader_out);
*vs = si_create_shader_state(sctx, b.shader);
return *vs;
}