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nak/nir: Emit nir_intrinsic_ald_nv directly for system values

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These are simple enough that running them through the lowering code
really isn't gaining us anything.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/28377>
This commit is contained in:
Faith Ekstrand 2024-03-25 10:13:12 -05:00 • committed by Marge Bot
parent 2b4095d086
commit 9cce4e6364
1 changed files with 14 additions and 9 deletions
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23
src/nouveau/compiler/nak_nir.c
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@ -433,20 +433,25 @@ nak_nir_lower_system_value_intrin(nir_builder *b, nir_intrinsic_instr *intrin,
break;
}
case nir_intrinsic_load_primitive_id: {
assert(b->shader->info.stage == MESA_SHADER_TESS_CTRL ||
case nir_intrinsic_load_primitive_id:
case nir_intrinsic_load_instance_id:
case nir_intrinsic_load_vertex_id: {
assert(b->shader->info.stage != MESA_SHADER_VERTEX ||
b->shader->info.stage != MESA_SHADER_TESS_CTRL ||
b->shader->info.stage == MESA_SHADER_TESS_EVAL ||
b->shader->info.stage == MESA_SHADER_GEOMETRY);
val = nir_load_per_vertex_input(b, 1, 32, nir_imm_int(b, 0),
nir_imm_int(b, 0),
.base = NAK_ATTR_PRIMITIVE_ID,
.dest_type = nir_type_int32);
const gl_system_value sysval =
nir_system_value_from_intrinsic(intrin->intrinsic);
const uint32_t addr = nak_sysval_attr_addr(sysval);
val = nir_ald_nv(b, 1, nir_imm_int(b, 0), nir_imm_int(b, 0),
.base = addr, .flags = 0,
.range_base = addr, .range = 4,
.access = ACCESS_CAN_REORDER);
break;
}
case nir_intrinsic_load_front_face:
case nir_intrinsic_load_instance_id:
case nir_intrinsic_load_vertex_id: {
case nir_intrinsic_load_front_face: {
assert(b->shader->info.stage == MESA_SHADER_FRAGMENT);
const gl_system_value sysval =
nir_system_value_from_intrinsic(intrin->intrinsic);
const uint32_t addr = nak_sysval_attr_addr(sysval);