mesa: 1e5cef96d184b00eb588b48ecd02386998077d82

Run glean pixelFormats test on softpipe or llvmpipe.

$ ./bin/glean -r results -t pixelFormats --quick
state_tracker/st_format.c:559:st_pipe_format_to_mesa_format: Assertion `0' failed.

(gdb) bt
#0  0x003f3810 in _debug_assert_fail (expr=0x47b00b "0", file=0x47afe1 "state_tracker/st_format.c", line=559, function=0x47dc2f "st_pipe_format_to_mesa_format") at util/u_debug.c:282
#1  0x0026734d in st_pipe_format_to_mesa_format (format=PIPE_FORMAT_R8G8B8X8_UNORM) at state_tracker/st_format.c:559
#2  0x0026776b in st_ChooseTextureFormat_renderable (ctx=0x9d0bfe0, internalFormat=3, format=6408, type=5121, renderable=1 '\001') at state_tracker/st_format.c:1317
#3  0x002677f3 in st_ChooseTextureFormat (ctx=0x9d0bfe0, internalFormat=3, format=6408, type=5121) at state_tracker/st_format.c:1334
#4  0x002421f7 in _mesa_choose_texture_format (ctx=0x9d0bfe0, texObj=0x9d31fa0, target=3553, level=0, internalFormat=3, format=6408, type=5121) at main/teximage.c:2366
#5  0x002426a6 in teximage (ctx=0x9d0bfe0, dims=2, target=3553, level=0, internalFormat=3, width=16, height=16, depth=1, border=0, format=6408, type=5121, pixels=0x9dc7db0) at main/teximage.c:2467
#6  0x00242aa7 in _mesa_TexImage2D (target=3553, level=0, internalFormat=3, width=16, height=16, border=0, format=6408, type=5121, pixels=0x9dc7db0) at main/teximage.c:2540
#7  0x08107a66 in GLEAN::PixelFormatsTest::DrawImage(int, int, unsigned int, unsigned int, int, unsigned char const*) const ()
#8  0x081092ec in GLEAN::PixelFormatsTest::TestCombination(unsigned int, unsigned int, int) ()
#9  0x081096d9 in GLEAN::PixelFormatsTest::runOne(GLEAN::MultiTestResult&, GLEAN::Window&) ()
#10 0x080c5a1e in GLEAN::BaseTest<GLEAN::MultiTestResult>::run(GLEAN::Environment&) ()
#11 0x080bdd46 in main ()
(gdb) frame 1
#1  0x0026734d in st_pipe_format_to_mesa_format (format=PIPE_FORMAT_R8G8B8X8_UNORM) at state_tracker/st_format.c:559
559	      assert(0);