Add builtin interface to spirv shader

Initial structures to bridge the shader's use of particular builtins to behavior of the "fixed function" logic wrapped around it. Bug: b/120799499 Change-Id: I5cb360909c62615efab2e500f5c24109737e4ab7 Reviewed-on: https://swiftshader-review.googlesource.com/c/23709Tested-by: Chris Forbes <chrisforbes@google.com> Reviewed-by: Alexis Hétu <sugoi@google.com>

Add builtin interface to spirv shader
8b0a281f · Chris Forbes · 2e7f35b4 · 8b0a281f
Commit 8b0a281f authored Jan 17, 2019 by Chris Forbes
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SpirvShader.hpp src/Pipeline/SpirvShader.hpp +8 -0

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--- a/src/Pipeline/SpirvShader.hpp
+++ b/src/Pipeline/SpirvShader.hpp
@@ -127,6 +127,7 @@ namespace sw
 			bool DepthGreater : 1;
 			bool DepthLess : 1;
 			bool DepthUnchanged : 1;
+			bool ContainsKill : 1;

 			// Compute workgroup dimensions
 			int LocalSizeX, LocalSizeY, LocalSizeZ;
@@ -146,11 +147,18 @@ namespace sw
 			ATTRIBTYPE_LAST = ATTRIBTYPE_UINT
 		};

+		bool hasBuiltinInput(spv::BuiltIn b) const
+		{
+			return inputBuiltins.find(b) != inputBuiltins.end();
+		}
+
 	private:
 		const int serialID;
 		static volatile int serialCounter;
 		Modes modes;
 		std::unordered_map<uint32_t, Object> defs;
+		std::unordered_map<spv::BuiltIn, uint32_t> inputBuiltins;
+		std::unordered_map<spv::BuiltIn, uint32_t> outputBuiltins;

 		void ProcessExecutionMode(InsnIterator it);