On Wed, May 18, 2016 at 01:08:37PM +1000, Jonathan Gray wrote: > On Sun, May 15, 2016 at 11:52:18AM +0200, Matthieu Herrb wrote: > > On Sun, May 15, 2016 at 06:45:54PM +1000, Jonathan Gray wrote: > > > On Sun, May 15, 2016 at 10:01:49AM +0200, Matthieu Herrb wrote: > > > > On Sat, May 14, 2016 at 01:30:08PM +1000, Jonathan Gray wrote: > > > > > Still looking for some tests on r600 and powerpc for this. > > > > > > > > Tested on amd64 on > > > > > > > > radeondrm0 at pci2 dev 0 function 0 "ATI Radeon Mobility HD 5430" rev > > > > 0x00 > > > > > > > > and on macppc on > > > > > > > > radeondrm0 at pci2 dev 2 function 0 "ATI Radeon VË rev 0x00 > > > > > > > > I've attached glxinfo dumps for both machines. > > > > Also tested on amd64 on my X240 (Haswell) and my NUC (Broadwell). > > > > > > Thanks, unfortunately I get a reproduceable crash with > > > the gallium software renderer on armv7 over X11 forwarding though sparc64 > > > and amd64 seems fine with it. > > > > Also, with Mesa 11.0.9 I get a similar crash running on arm with display on > > amd64: > > It turns out this is a bug in gcc. I built Mesa with gcc 4.9.3 on armv7 > and can't reproduce the problem.
Hi, I hope I'm not the one blocking. I think we should move forward. Jonathan, could you commit the current mesa bits and we'll see how to handle the gcc bug in-tree. I need to move my Sabre Lite over to the new u-boot + EFI boot loader first. > > > > > (gdb) bt > > #0 add_uniform (this=Variable "this" is not available. > > ) at builtin_variables.cpp:484 > > #1 0x478a7480 in generate_uniforms (this=0xbffe8ff8) > > at builtin_variables.cpp:808 > > #2 0x478a8b98 in _mesa_glsl_initialize_variables (instructions=Variable > > "instructions" is not available. > > ) > > at builtin_variables.cpp:1182 > > #3 0x476d0f18 in _mesa_get_fixed_func_fragment_program (ctx=0x4184d000) > > at > > /share/OpenBSD/xenocara/lib/mesa/src/mesa/main/ff_fragment_shader.cpp:1226 > > #4 0x4777eb24 in _mesa_update_state_locked () at glsl_symbol_table.h:45 > > #5 0x4777ec58 in _mesa_update_state () at glsl_symbol_table.h:45 > > #6 0x4769cc8c in _mesa_Clear () > > at /share/OpenBSD/xenocara/lib/mesa/src/glsl/nir/glsl_to_nir.cpp:160 > > #7 0x45bd8f88 in glClear () from /usr/X11R6/lib/libGL.so.16.0 > > #8 0x0000a998 in __register_frame_info () > > #9 0xbffe95b8 in ?? () > > Cannot access memory at address 0x685d7f3d > > (gdb) > > > > > > > > > > https://bugs.freedesktop.org/show_bug.cgi?id=95395 > > > > > > Program received signal SIGSEGV, Segmentation fault. > > > add_uniform (this=Variable "this" is not available.) at > > > /usr/xenocara/lib/mesa/src/compiler/glsl/builtin_variables.cpp:544 > > > 544 const unsigned array_count = type->is_array() ? type->length : > > > 1; > > > Current language: auto; currently c++ > > > (gdb) bt > > > #0 add_uniform (this=Variable "this" is not available.) at > > > /usr/xenocara/lib/mesa/src/compiler/glsl/builtin_variables.cpp:544 > > > #1 0x453d97ec in generate_uniforms (this=0xbfff1508) at > > > /usr/xenocara/lib/mesa/src/compiler/glsl/builtin_variables.cpp:882 > > > #2 0x453db110 in _mesa_glsl_initialize_variables (instructions=Variable > > > "instructions" is not available. > > > ) at /usr/xenocara/lib/mesa/src/compiler/glsl/builtin_variables.cpp:1304 > > > #3 0x451ec5e4 in _mesa_get_fixed_func_fragment_program (ctx=0x40246000) > > > at /usr/xenocara/lib/mesa/src/mesa/main/ff_fragment_shader.cpp:1225 > > > #4 0x4529d038 in _mesa_update_state_locked () at glsl_symbol_table.h:45 > > > #5 0x4529d1b0 in _mesa_update_state () at glsl_symbol_table.h:45 > > > #6 0x451b8268 in _mesa_Clear () at nir_builder_opcodes.h:80 > > > #7 0x469e3e30 in glClear () from /usr/X11R6/lib/libGL.so.17.0 > > > #8 0x0000a998 in __register_frame_info () > > > #9 0xbfff1a80 in ?? () > > > Cannot access memory at address 0x34388d3f > > > (gdb) p type > > > $1 = (const glsl_type *) 0x0 > > > (gdb) p name > > > $2 = 0x4558e6fc "gl_CurrentAttribVertMESA" > > > > -- > > Matthieu Herrb -- Matthieu Herrb
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