free old pattern
there is already a pointer guard in zmalloc
Add some basic opcode
test r3_pattern_to_opcode
Add OP_EXPECT_NODASH opcode
remove duplicate header include
combined_pattern_len is not used
pass studied pattern
move bench_str.csv
delete old bench_str.csv
more benchmark result
move ov to stack variable
more benchmark result
Add opcode to edge
Add node type for comparison
update benchmark result
insert path for opcode
support simple opcode
improve stack allocation