Hi, On Sun 01 Sep 2013 13:03, Andy Wingo <wi...@pobox.com> writes:
> * Source information. > > The plan here would be to use DWARF. We don't use DWARF yet, so there > are a few parts of this. > > - Add a DWARF parser; see the wip-dwarf branch for that. > > - Emit debugging info entries (DIEs) for each function in a > compilation unit, into the .debug_info section. Initially they > would be minimal, just having the function's address and maybe its > name. > > - Add machinery to (system vm debug) to get a DIE for a procedure, if > it is present. > > - Add a macro-instruction to the assembler that records source > location info. Have the assembler collect this info. > > - Have the assembler write out source location info into a .debug_line > section, and link the DIE to that info. > > - Add an appropriate interface to (system vm debug) to parse out line > number information. Perhaps model this interface on what is already > in (system vm program). > > - Shim the existing (system vm program) interfaces to call the new > (system vm debug) interfaces for RTL programs. Done! Woo hoo :) > * Local variable information. Still to do, will put off until later. > * Replace bytecode trampolines with RTL trampolines. > * Prompt, abort, and call/cc. > * Compiling all of Guile to RTL. These are next. Andy -- http://wingolog.org/
