From: Mikko Rasa <tdb@tdb.fi>
Date: Wed, 14 Apr 2021 16:12:31 +0000 (+0300)
Subject: Add generator ID for the SPIR-V compiler
X-Git-Url: http://git.tdb.fi/?p=libs%2Fgl.git;a=commitdiff_plain;h=677744faccc5d3ac14fd468267f622ba6187dc74

Add generator ID for the SPIR-V compiler
---

diff --git a/source/glsl/spirv.cpp b/source/glsl/spirv.cpp
index 799e31d6..be226b3c 100644
--- a/source/glsl/spirv.cpp
+++ b/source/glsl/spirv.cpp
@@ -141,7 +141,7 @@ void SpirVGenerator::apply(Module &module)
 		i->content.visit(*this);
 	}
 
-	writer.finalize(next_id);
+	writer.finalize(SPIRV_GENERATOR_MSP, next_id);
 }
 
 SpirVGenerator::StorageClass SpirVGenerator::get_interface_storage(const string &iface, bool block)
diff --git a/source/glsl/spirvconstants.h b/source/glsl/spirvconstants.h
index b981d191..9e21b269 100644
--- a/source/glsl/spirvconstants.h
+++ b/source/glsl/spirvconstants.h
@@ -8,7 +8,8 @@ namespace SL {
 enum SpirVConstants
 {
 	SPIRV_MAGIC = 0x07230203,
-	SPIRV_MAGIC_REVERSED = 0x03022307
+	SPIRV_MAGIC_REVERSED = 0x03022307,
+	SPIRV_GENERATOR_MSP = 29
 };
 
 enum SpirVOpcode
diff --git a/source/glsl/spirvwriter.cpp b/source/glsl/spirvwriter.cpp
index 77ddbdb9..30369f2c 100644
--- a/source/glsl/spirvwriter.cpp
+++ b/source/glsl/spirvwriter.cpp
@@ -190,11 +190,11 @@ void SpirVWriter::end_function_body()
 	content.function_body.clear();
 }
 
-void SpirVWriter::finalize(Id id_bound)
+void SpirVWriter::finalize(unsigned generator, Id id_bound)
 {
 	content.code.push_back(SPIRV_MAGIC);
 	content.code.push_back(0x00010500);
-	content.code.push_back(0);  // Generator
+	content.code.push_back(generator<<16);
 	content.code.push_back(id_bound);
 	content.code.push_back(0);  // Reserved
 	append(content.code, content.capabilities);
diff --git a/source/glsl/spirvwriter.h b/source/glsl/spirvwriter.h
index 94f44e88..fb5ec644 100644
--- a/source/glsl/spirvwriter.h
+++ b/source/glsl/spirvwriter.h
@@ -64,7 +64,7 @@ public:
 	bool has_current_block() const { return current_block_id; }
 	void begin_function_body(Id);
 	void end_function_body();
-	void finalize(Id);
+	void finalize(unsigned, Id);
 };
 
 } // namespace SL