private Argument ParseArgument()
{
LLVMType type = ParseType();
Value val = null;
var attrs = ParseParameterAttributes();
if (Value_FIRST.Contains(Peek().Type))
{
val = ParseValue();
}
var arg = new Argument
{
Type = type,
Value = val,
Attributes = attrs
};
return(arg);
}
private GlobalDefinition ParseGlobalDefinition()
{
var name = Expect(TokenType.GlobalId);
Expect(TokenType.EQ);
bool unnamed_addr = false;
string visibility = null;
int align = 0; // 0 = no aligmnent specified.
if (PeekAndDiscard(TokenType.@private))
{
visibility = "private";
}
else if (PeekAndDiscard(TokenType.external))
{
visibility = "external";
}
if (PeekAndDiscard(TokenType.unnamed_addr))
{
unnamed_addr = true;
}
if (PeekAndDiscard(TokenType.common) || PeekAndDiscard(TokenType.@internal))
{
// Not used yet.
}
if (PeekAndDiscard(TokenType.global))
{
var type = ParseType();
Value value = null;
if (Value_FIRST.Contains(Peek().Type))
{
value = ParseValue();
}
if (PeekAndDiscard(TokenType.COMMA))
{
Expect(TokenType.align);
align = int.Parse(Expect(TokenType.Integer));
}
;
return(new GlobalDefinition
{
Name = name,
Type = type,
Initializer = value,
unnamed_addr = unnamed_addr,
Visibility = visibility,
Alignment = align,
});
}
else if (PeekAndDiscard(TokenType.constant))
{
var type = ParseType();
var value = ParseValue();
if (PeekAndDiscard(TokenType.COMMA))
{
Expect(TokenType.align);
align = int.Parse(Expect(TokenType.Integer));
}
return(new GlobalDefinition
{
Name = name,
Type = type,
constant = true,
unnamed_addr = unnamed_addr,
Visibility = visibility,
Initializer = value,
Alignment = align,
});
}
Unexpected(Peek());
return(null);
}
