objc

register write pc jumpValue

[self kkk:arg1 bbb:arg2]

self=po $rdi

_cmd=po (char *)$rsi

arg1=po (id)(int64_t)$rdx

rcx ...

#import <objc/runtime.h>

static NSArray *custom_method(id obj,SEL _cmd){
    return @[];
}

void replace_method(){
    Class class = NSClassFromString(@"ClassName");
    SEL  cmd = @selector(selector);
    class_replaceMethod(class,cmd,(IMP)custom_method,NULL);
}

@class
@defs
@protocol @required @optional @end
@interface @public @package @protected @private @property @end
@implementation @synthesize @dynamic @end
@throw @try @catch @finally
@synchronized @autoreleasepool
@selector @encode
@compatibility_alias
@”string”