From 75f25b35f8a5e1e13fe7e46bae5070a8745960a8 Mon Sep 17 00:00:00 2001
From: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Date: Sun, 20 Jul 2025 07:56:40 -0400
Subject: [PATCH] nir: handle frag_coord_z/w intrinsics
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so we can gather_info later.

Signed-off-by: Alyssa Rosenzweig <alyssa@rosenzweig.io>
Reviewed-by: Mary Guillemard <mary.guillemard@collabora.com>
Reviewed-by: Marek Olšák <maraeo@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36265>
---
 src/compiler/nir/nir.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/compiler/nir/nir.c b/src/compiler/nir/nir.c
index 467c63c2b2e..3098432ff0a 100644
--- a/src/compiler/nir/nir.c
+++ b/src/compiler/nir/nir.c
@@ -2455,6 +2455,8 @@ nir_system_value_from_intrinsic(nir_intrinsic_op intrin)
    case nir_intrinsic_load_invocation_id:
       return SYSTEM_VALUE_INVOCATION_ID;
    case nir_intrinsic_load_frag_coord:
+   case nir_intrinsic_load_frag_coord_z:
+   case nir_intrinsic_load_frag_coord_w:
       return SYSTEM_VALUE_FRAG_COORD;
    case nir_intrinsic_load_pixel_coord:
       return SYSTEM_VALUE_PIXEL_COORD;