php7的opcode dump

函数列表：

Disassemble file into opcode array by filename

dasm_file(string filename)

Disassemble php code into opcode array

dasm_file(string code)

1. $ cd ext/opcodedump
2. $ [phpize-cmd-path]
3. $ ./configure --with-php-config=[php-config-cmd-path]
4. $ make && make install
5. $ [php7-cmd-path] -f ext/opcodedump/opcodedump.php