Here are two examples: https://cs.chromium.org/chromium/src/v8/src/regexp/x64/regexp-macro-assembler-x64.cc?l=769 https://cs.chromium.org/chromium/src/v8/src/ia32/macro-assembler-ia32.cc?l=676
Yang On Thu, Oct 4, 2018 at 8:56 PM <lilo...@gmail.com> wrote: > Thanks, that makes sense. If the write towards lower address page by page, > it looks similar to _chkstk. BTW: any hint on which part of V8 code handles > this, like generating these writes? > > On Thursday, October 4, 2018 at 11:32:41 AM UTC-7, Yang Guo wrote: >> >> iirc we simply write to these stack locations to make sure they are >> committed. >> >> Yang >> >> On Thu, Oct 4, 2018 at 8:21 PM <lil...@gmail.com> wrote: >> >>> Large stack allocation on Windows usually needs to call _chkstk to make >>> sure the the memory is committed. C++ function should be handled by C++ >>> compiler automatically, but I didn't see any call to _chkstk() in V8 source >>> for JIT code. Is it handled in some different way? >>> >>> -- >>> -- >>> v8-dev mailing list >>> v8-...@googlegroups.com >>> http://groups.google.com/group/v8-dev >>> --- >>> You received this message because you are subscribed to the Google >>> Groups "v8-dev" group. >>> To unsubscribe from this group and stop receiving emails from it, send >>> an email to v8-dev+un...@googlegroups.com. >>> For more options, visit https://groups.google.com/d/optout. >>> >> -- > -- > v8-dev mailing list > v8-dev@googlegroups.com > http://groups.google.com/group/v8-dev > --- > You received this message because you are subscribed to the Google Groups > "v8-dev" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to v8-dev+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/d/optout. > -- -- v8-dev mailing list v8-dev@googlegroups.com http://groups.google.com/group/v8-dev --- You received this message because you are subscribed to the Google Groups "v8-dev" group. To unsubscribe from this group and stop receiving emails from it, send an email to v8-dev+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/d/optout.
