2017-02-07 14:11 GMT+01:00 Eero Tamminen <eero.t.tammi...@intel.com>: > Hi, > > On 06.02.2017 22:26, Samuel Pitoiset wrote: >> >> On 02/06/2017 04:45 PM, Eero Tamminen wrote: >>> >>> Results from quick try on Ubuntu 16.04 with today's version of the game >>> (ARK: Survival Evolved)... >>> >>> With (Ubuntu 16.04 default) Mesa 11.2, game starts to the game main >>> menu, but when one starts from that a single player campaign, it will >>> crash before the real game begins, after few minutes of loading (when >>> game RAM resident set size has grown to ~10 GB): >>> ------------------------ >>> Thread 1 "ShooterGame" received signal SIGSEGV, Segmentation fault. >>> 0x0000000001369f9b in _start () >>> (gdb) bt >>> #0 0x0000000001369f9b in _start () >>> ------------------------ >>> >>> With latest Mesa (with or without the patch), game will just show a >>> small dialog with fedirectly fromw garbage characters and exit. I have >>> no idea what >>> it wants to complain about. >> >> >> That patch is actually wrong for intel (it doesn't override anything). >> >> Maybe you can try this one? >> >> https://cgit.freedesktop.org/~hakzsam/mesa/log/?h=override_glsl_version_v2 > > > Same results. Patch doesn't help. > > > On 06.02.2017 18:02, Bas Nieuwenhuizen wrote: >> You might be able to find the message with a debugger, the GL4.3+ >> context error also manifested as such and it turned out that the error >> string is UTF-16, while the function that shows the error dialog >> expects something like ASCII or UTF-8. > > Thanks, setting breakpoint on SDL_ShowMessageBox() I can catch where it > shows the dialog, but it appears to link SDL statically and not have debug > symbols so that I could directly get the message. > > Unfortunately my gdb/assembly-foo is too weak to parse UTF-16 strings > through pointers in stack (or is register passing using on Intel for subset > of args?)...
On x86-64 [1], the first argument should be in rdi register. If SDL2 is used, it will point to SDL_MessageBoxData structure [2] which should have the message pointer at offset 24. [1] https://en.wikipedia.org/wiki/X86_calling_conventions#System_V_AMD64_ABI [2] https://wiki.libsdl.org/SDL_MessageBoxData Regards, Gustaw > > > > - Eero > > _______________________________________________ > mesa-dev mailing list > mesa-dev@lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/mesa-dev _______________________________________________ mesa-dev mailing list mesa-dev@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/mesa-dev
