Function ConvertSyncFunctionsToMetal

shadercompiler/EffectCompilerMetal.cpp:126–162

void ConvertSyncFunctionsToMetal( ASTNode* node )
{
	if( !node )
	{
		return;
	}

	if( node->GetNodeType() == NT_FUNCTION_CALL )
	{
		Symbol* symbol = node->GetSymbol();
		if( symbol )
		{
			if( symbol->name == "GroupMemoryBarrierWithGroupSync" ||
				symbol->name == "threadgroup_barrier" )
			{
				symbol->name = MakeInlineString( "threadgroup_barrier" );

				ScannerToken token = {};
				token.type = OP_IN;
				token.stringValue = MakeInlineString( "mem_flags::mem_threadgroup" );
				token.fileLocation = node->GetLocation();

				ASTNode* arg = new ASTNode( NT_CONSTANT, node->GetLocation(), node->GetScope(), &token );

				node->AddChild( arg );

				return;
			}
		}
	}

	for( size_t i = 0, n = node->GetChildrenCount(); i < n; ++i )
	{
		ASTNode* child = node->GetChild( i );
		ConvertSyncFunctionsToMetal( child );
	}
}

void ConvertSyncFunctionsToMetal( std::map<Symbol*, ASTNode*>& functions )
{