[0-9a-f]+ <[^>]*> f123 extend 0x123
[0-9a-f]+ <[^>]*> 1c00 0000 jalx 00000000 <foo>
[0-9a-f]+ <[^>]*> 6500 nop
-[0-9a-f]+ <[^>]*> f123 eb00 jr v1
+[0-9a-f]+ <[^>]*> f123 extend 0x123
+[0-9a-f]+ <[^>]*> eb00 jr v1
[0-9a-f]+ <[^>]*> 6500 nop
-[0-9a-f]+ <[^>]*> f123 e820 jr ra
+[0-9a-f]+ <[^>]*> f123 extend 0x123
+[0-9a-f]+ <[^>]*> e820 jr ra
[0-9a-f]+ <[^>]*> 6500 nop
-[0-9a-f]+ <[^>]*> f123 eb40 jalr v1
+[0-9a-f]+ <[^>]*> f123 extend 0x123
+[0-9a-f]+ <[^>]*> eb40 jalr v1
[0-9a-f]+ <[^>]*> 6500 nop
\.\.\.