From 801dca3c400547c20f5cf16fe3a240a09ffc9f03 Mon Sep 17 00:00:00 2001
From: Emma Anholt <emma@anholt.net>
Date: Thu, 14 Apr 2022 12:04:56 -0700
Subject: [PATCH] nouveau/nir: Fix edgeflag input detection.

VERT_ATTRIB_EDGEFLAG is above GENERIC0, so it was being offset and thus
not recognized by vert_attrib_to_tgsi_semantic().

Reviewed-by: Karol Herbst <kherbst@redhat.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/16063>
---
 src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp
index 761f107f81c..51b12c189a1 100644
--- a/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp
+++ b/src/gallium/drivers/nouveau/codegen/nv50_ir_from_nir.cpp
@@ -1056,7 +1056,7 @@ bool Converter::assignSlots() {
             info_out->numPatchConstants = MAX2(info_out->numPatchConstants, index + slots);
          break;
       case Program::TYPE_VERTEX:
-         if (slot >= VERT_ATTRIB_GENERIC0)
+         if (slot >= VERT_ATTRIB_GENERIC0 && slot < VERT_ATTRIB_GENERIC0 + VERT_ATTRIB_GENERIC_MAX)
             slot = VERT_ATTRIB_GENERIC0 + vary;
          vert_attrib_to_tgsi_semantic((gl_vert_attrib)slot, &name, &index);
          switch (name) {