SPV: Implement extension SPV_KHR_shader_draw_parameters.

SPIRV/spirv.hpp

@@ -47,11 +47,11 @@ namespace spv {
 typedef unsigned int Id;
 
 #define SPV_VERSION 0x10000
-#define SPV_REVISION 6
+#define SPV_REVISION 8
 
 static const unsigned int MagicNumber = 0x07230203;
 static const unsigned int Version = 0x00010000;
-static const unsigned int Revision = 6;
+static const unsigned int Revision = 8;
 static const unsigned int OpCodeMask = 0xffff;
 static const unsigned int WordCountShift = 16;
 
@@ -420,6 +420,14 @@ enum BuiltIn {
     BuiltInSubgroupLocalInvocationId = 41,
     BuiltInVertexIndex = 42,
     BuiltInInstanceIndex = 43,
+    BuiltInSubgroupEqMaskKHR = 4416,
+    BuiltInSubgroupGeMaskKHR = 4417,
+    BuiltInSubgroupGtMaskKHR = 4418,
+    BuiltInSubgroupLeMaskKHR = 4419,
+    BuiltInSubgroupLtMaskKHR = 4420,
+    BuiltInBaseVertex = 4424,
+    BuiltInBaseInstance = 4425,
+    BuiltInDrawIndex = 4426,
     BuiltInMax = 0x7fffffff,
 };
 
@@ -595,6 +603,8 @@ enum Capability {
     CapabilityStorageImageReadWithoutFormat = 55,
     CapabilityStorageImageWriteWithoutFormat = 56,
     CapabilityMultiViewport = 57,
+    CapabilitySubgroupBallotKHR = 4423,
+    CapabilityDrawParameters = 4427,
     CapabilityMax = 0x7fffffff,
 };
 
@@ -893,6 +903,8 @@ enum Op {
     OpAtomicFlagTestAndSet = 318,
     OpAtomicFlagClear = 319,
     OpImageSparseRead = 320,
+    OpSubgroupBallotKHR = 4421,
+    OpSubgroupFirstInvocationKHR = 4422,
     OpMax = 0x7fffffff,
 };