faster splitter
qznc via Digitalmars-d
digitalmars-d at puremagic.com
Tue May 24 15:01:17 PDT 2016
On Tuesday, 24 May 2016 at 19:47:52 UTC, qznc wrote:
> PS: Any recommendations for a Linux dissassembler? Objdump is
> ok, but some arrows for jumps would be nice.
I discovered radare2. While it is actually a debugger (like gdb),
it includes a nice disassembler. Example view, which shows the
loop calling std.algorithm.find repeatedly:
| 0x00402e08, 0 | nop [rax+rax+0x0]
.--> 0x00402e10, 0 | mov rdx, [rbx]
|| 0x00402e13 0 | mov rcx, [rbx+0x8]
|| 0x00402e17 0 | mov rdi, r15
|| 0x00402e1a 0 | mov rsi, r12
|| 0x00402e1d 0 | call 0x409160 ; 4 =
sym._D3std9algorithm9searching34__T4fin
|| 0x00402e22 0 | mov rcx, [rbx]
|| 0x00402e25 0 | sub rcx, rax
|| 0x00402e28, 0 | mov [rbx+0x20], rcx
|| 0x00402e2c, 0 | dec ebp
`==< 0x00402e2e 0 | jnz 0x402e10 ; 5 =
0x00402e10
| 0x00402e30, 0 | lea r15, [rsp]
Note the ASCII arrow on the left! Objdump should do that. :)
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