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nak: Fix lowering for patch_vertices_in

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We have to grab the 2nd byte of the sysval for some reason.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/24998>
This commit is contained in:
Faith Ekstrand 2023-10-03 00:20:13 -05:00 • committed by Marge Bot
parent efbbc3ed93
commit 611fe837bb
1 changed files with 7 additions and 1 deletions
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8
src/nouveau/compiler/nak_nir.c
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@ -623,8 +623,14 @@ nak_nir_lower_system_value_instr(nir_builder *b, nir_instr *instr, void *data)
break;
}
case nir_intrinsic_load_patch_vertices_in: {
val = nir_load_sysval_nv(b, 32, .base = NAK_SV_VERTEX_COUNT,
.access = ACCESS_CAN_REORDER);
val = nir_extract_u8(b, val, nir_imm_int(b, 1));
break;
}
case nir_intrinsic_load_subgroup_invocation:
case nir_intrinsic_load_patch_vertices_in:
case nir_intrinsic_load_helper_invocation:
case nir_intrinsic_load_invocation_id:
case nir_intrinsic_load_local_invocation_index: