glsl: Split out shader program serialization

This will allow us to use the program serialization to implement
ARB_get_program_binary.

Signed-off-by: Jordan Justen <jordan.l.justen@intel.com>
Reviewed-by: Timothy Arceri <tarceri@itsqueeze.com>

src/compiler/Makefile.sources

@@ -140,6 +140,8 @@ LIBGLSL_FILES = \
 	glsl/propagate_invariance.cpp \
 	glsl/s_expression.cpp \
 	glsl/s_expression.h \
+	glsl/serialize.cpp \
+	glsl/serialize.h \
 	glsl/string_to_uint_map.cpp \
 	glsl/string_to_uint_map.h
 

src/compiler/glsl/meson.build

@@ -181,6 +181,8 @@ files_libglsl = files(
   's_expression.h',
   'string_to_uint_map.cpp',
   'string_to_uint_map.h',
+  'serialize.cpp',
+  'serialize.h',
   'shader_cache.cpp',
   'shader_cache.h',
 )

src/compiler/glsl/serialize.h

@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2017 Intel Corporation
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+#ifndef GLSL_SERIALIZE
+#define GLSL_SERIALIZE
+
+#include <stdbool.h>
+
+struct blob;
+struct blob_reader;
+struct gl_context;
+struct gl_shader_program;
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void
+serialize_glsl_program(struct blob *blob, struct gl_context *ctx,
+                       struct gl_shader_program *prog);
+
+bool
+deserialize_glsl_program(struct blob_reader *blob, struct gl_context *ctx,
+                         struct gl_shader_program *prog);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* GLSL_SERIALIZE */

src/compiler/shader_info.h

@@ -26,6 +26,7 @@
 #define SHADER_INFO_H
 
 #include "shader_enums.h"
+#include <stdint.h>
 
 #ifdef __cplusplus
 extern "C" {