Method match_imm64

cranelift/reader/src/parser.rs:692–701

Match and consume an Imm64 immediate.

(&mut self, err_msg: &str)

    // Match and consume an Imm64 immediate.
    fn match_imm64(&mut self, err_msg: &str) -> ParseResult<Imm64> {
        if let Some(Token::Integer(text)) = self.token() {
            self.consume();
            // Lexer just gives us raw text that looks like an integer.
            // Parse it as an Imm64 to check for overflow and other issues.
            text.parse().map_err(|e| self.error(e))
        } else {
            err!(self.loc, err_msg)
        }
    }

    // Match and consume a hexadeximal immediate
    fn match_hexadecimal_constant(&mut self, err_msg: &str) -> ParseResult<ConstantData> {