From 74f98ab76f2a21ef511e6bbddaa08ac1748aca2e Mon Sep 17 00:00:00 2001
From: Nicolai Hähnle <nicolai.haehnle@amd.com>
Date: Sat, 10 Jun 2017 20:14:44 +0200
Subject: mesa/glspirv: Add struct gl_spirv_module

v2: * Make the SPIR-V module struct part of a larger gl_shader_spirv_data
    struct that will be introduced later, and don't reference it directly
    in gl_shader. (Eduardo Lima)
    * Readability improvements (Ian Romanick)

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
---
 src/mesa/main/glspirv.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

(limited to 'src/mesa/main/glspirv.c')

diff --git a/src/mesa/main/glspirv.c b/src/mesa/main/glspirv.c
index 3989f424241..d4832db549d 100644
--- a/src/mesa/main/glspirv.c
+++ b/src/mesa/main/glspirv.c
@@ -25,6 +25,23 @@
 
 #include "errors.h"
 
+#include "util/u_atomic.h"
+
+void
+_mesa_spirv_module_reference(struct gl_spirv_module **dest,
+                             struct gl_spirv_module *src)
+{
+   struct gl_spirv_module *old = *dest;
+
+   if (old && p_atomic_dec_zero(&old->RefCount))
+      free(old);
+
+   *dest = src;
+
+   if (src)
+      p_atomic_inc(&src->RefCount);
+}
+
 void GLAPIENTRY
 _mesa_SpecializeShaderARB(GLuint shader,
                           const GLchar *pEntryPoint,
-- 
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