regex101: parsing objdump output

Explanation

Pro

^start of line

\sa Unicode whitespace character

Group 1(\w{1,})

\w{1,}a Unicode word character, repeated at least once

:the literal : (58₁₀ / 72₈ / 3A₁₆)

\s+a Unicode whitespace character, repeated at least once

Group 2((?:\w\w\s)+)

Non-Capturing Group(?:\w\w\s)+

+repeats the group contents below at least once:

\wa Unicode word character

\sa Unicode whitespace character

\s+a Unicode whitespace character, repeated at least once

Group 3(\w+)

\w+a Unicode word character, repeated at least once

Group 4(.*)

.*any Unicode character (except for line terminators), repeated any number of times

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

i modifier: insensitive. Matches without distinguishing uppercase and lowercase letters

Quick Reference

25 tokens

Regular Expression

^\s(\w{1,}):\s+((?:\w\w\s)+)\s+(\w+)(.*)

New

 6bb:	c3                   	ret    
 6bc:	0f 1f 40 00          	nop    DWORD PTR [rax+0x0]
 6c0:	41 57                	push   r15
 6c2:	41 56                	push   r14
 6c4:	41 89 ff             	mov    r15d,edi
 6c7:	41 55                	push   r13
 6c9:	41 54                	push   r12
 6cb:	4c 8d 25 06 07 20 00 	lea    r12,[rip+0x200706]        # 0x200dd8
 6d2:	55                   	push   rbp
 6d3:	48 8d 2d 06 07 20 00 	lea    rbp,[rip+0x200706]        # 0x200de0
 6da:	53                   	push   rbx
 6db:	49 89 f6             	mov    r14,rsi
 6de:	49 89 d5             	mov    r13,rdx
 6e1:	4c 29 e5             	sub    rbp,r12
 6e4:	48 83 ec 08          	sub    rsp,0x8
 6e8:	48 c1 fd 03          	sar    rbp,0x3
 6ec:	e8 3f fe ff ff       	call   0x530
 6f1:	48 85 ed             	test   rbp,rbp
 6f4:	74 20                	je     0x716
 6f6:	31 db                	xor    ebx,ebx
 6f8:	0f 1f 84 00 00 00 00 	nop    DWORD PTR [rax+rax*1+0x0]
 6ff:	00 
 700:	4c 89 ea             	mov