From 6cb6bc713376bc23f3c7eb74e1bb1f5d2f96a1c9 Mon Sep 17 00:00:00 2001
From: Georg Lehmann <dadschoorse@gmail.com>
Date: Wed, 4 Sep 2024 12:45:44 +0200
Subject: [PATCH] elk: remove alu fddx/fddy check

Reviewed-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Rob Clark <robdclark@chromium.org>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31014>
---
 src/intel/compiler/elk/elk_vec4_nir.cpp | 8 --------
 1 file changed, 8 deletions(-)

diff --git a/src/intel/compiler/elk/elk_vec4_nir.cpp b/src/intel/compiler/elk/elk_vec4_nir.cpp
index 431e620f5f2..abe0ba2b962 100644
--- a/src/intel/compiler/elk/elk_vec4_nir.cpp
+++ b/src/intel/compiler/elk/elk_vec4_nir.cpp
@@ -1397,14 +1397,6 @@ vec4_visitor::nir_emit_alu(nir_alu_instr *instr)
       inst = emit_minmax(ELK_CONDITIONAL_GE, dst, op[0], op[1]);
       break;
 
-   case nir_op_fddx:
-   case nir_op_fddx_coarse:
-   case nir_op_fddx_fine:
-   case nir_op_fddy:
-   case nir_op_fddy_coarse:
-   case nir_op_fddy_fine:
-      unreachable("derivatives are not valid in vertex shaders");
-
    case nir_op_ilt32:
    case nir_op_ult32:
    case nir_op_ige32: