The printed raw source _is_ the exact source of that individual function (minus the 'function' prefix). What are you missing?
On 21 September 2015 at 23:49, D T <[email protected]> wrote: > Hi v8 users, > > I am using d8 version 4.7.0 on Ubuntu Linux vivid. I played around with d8 > a little bit and used the following command line: > user@debugbox: v8/out/ia32.release/d8 --print_opt_code test.js > > > > > Which leads to the following output: > --- Raw source --- > (n) > { > return Math.floor(Math.random() * n); > } > > > > > --- Optimized code --- > optimization_id = 0 > source_position = 27528 > kind = OPTIMIZED_FUNCTION > name = rnd > stack_slots = 2 > compiler = crankshaft > Instructions (size = 612) > 0x2020e060 0 55 push ebp > 0x2020e061 1 89e5 mov ebp,esp > 0x2020e063 3 56 push esi > 0x2020e064 4 57 push edi > 0x2020e065 5 83ec08 sub esp,0x8 > 0x2020e068 8 50 push eax > 0x2020e069 9 c7c002000000 mov eax,0x2 > 0x2020e06f 15 c70484efdeefbe mov [esp+eax*4],0xbeefdeef > 0x2020e076 22 48 dec eax > 0x2020e077 23 75f6 jnz 15 (0x2020e06f) > 0x2020e079 25 58 pop eax > 0x2020e07a 26 c745f400000000 mov [ebp-0xc],0x0 > 0x2020e081 33 8b45fc mov eax,[ebp-0x4] > 0x2020e084 36 8945f0 mov [ebp-0x10],eax > 0x2020e087 39 89c6 mov esi,eax > 0x2020e089 41 3b25241aa009 cmp esp,[0x9a01a24] ;; external > reference (StackGuard::address_of_jslimit()) > 0x2020e08f 47 7305 jnc 54 (0x2020e096) > 0x2020e091 49 e8ea15321b call StackCheck (0x3b52f680) ;; code: > BUILTIN > 0x2020e096 54 b805cfb729 mov eax,0x29b7cf05 > [snip] > > > > Is there any way, to print the _original_ javascript code I feeded into v8 > (since the raw source here is not the exact same code as the input code), > before printing the optimized, corresponding code? > > Thanks! > > -- > -- > v8-users mailing list > [email protected] > http://groups.google.com/group/v8-users > --- > You received this message because you are subscribed to the Google Groups > "v8-users" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to [email protected]. > For more options, visit https://groups.google.com/d/optout. > -- -- v8-users mailing list [email protected] http://groups.google.com/group/v8-users --- You received this message because you are subscribed to the Google Groups "v8-users" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
