[Bug 32644] New: [i915g] src/gallium/drivers/i915/i915_fpc_translate.c:992:i915_translate_instructions: Assertion `0' failed.

[bugzilla-daemon@freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=32644

           Summary: [i915g]
                    src/gallium/drivers/i915/i915_fpc_translate.c:992:i915
                    _translate_instructions: Assertion `0' failed.
           Product: Mesa
           Version: git
          Platform: x86 (IA32)
        OS/Version: Linux (All)
            Status: NEW
          Severity: major
          Priority: medium
         Component: Drivers/Gallium/i915g
        AssignedTo: dri-devel@lists.freedesktop.org
        ReportedBy: vlee@vmware.com
                CC: airlied@freedesktop.org, wallbraker@gmail.com


mesa: 65e8f8111094a0acbdf5d0a400967a43b5da2996 (master)

chipset: 945GM (Intel GMA 950)
system architecture: i686
xserver-xorg-video-intel: 2:2.12.0-1ubuntu5.1
libdrm-intel1: 2.4.21-1ubuntu2.1
kernel version: 2.6.35-23-generic
Linux distribution: Ubuntu 10.10 i386

Many piglit tests have regressed and now trigger this assertion.
src/gallium/drivers/i915/i915_fpc_translate.c:992:i915_translate_instructions:
Assertion `0' failed.

(gdb) bt
#0  0x0112ce53 in _debug_assert_fail (expr=0x19ac1da "0", file=0x19ac0e0
"src/gallium/drivers/i915/i915_fpc_translate.c", line=992, 
    function=0x19ac4bf "i915_translate_instructions") at
src/gallium/auxiliary/util/u_debug.c:234
#1  0x010d20d4 in i915_translate_instructions (p=0x9a03608, tokens=0x9a035c8)
at src/gallium/drivers/i915/i915_fpc_translate.c:992
#2  0x010d25e1 in i915_translate_fragment_program (i915=0x9966368,
fs=0x9a02ec8) at src/gallium/drivers/i915/i915_fpc_translate.c:1178
#3  0x010c9e4f in i915_create_fs_state (pipe=0x9966368, templ=0x99fe218) at
src/gallium/drivers/i915/i915_state.c:464
#4  0x010ee71b in aaline_create_fs_state (pipe=0x9966368, fs=0x99fe218) at
src/gallium/auxiliary/draw/draw_pipe_aaline.c:840
#5  0x010f0898 in aapoint_create_fs_state (pipe=0x9966368, fs=0x99fe218) at
src/gallium/auxiliary/draw/draw_pipe_aapoint.c:831
#6  0x01881d84 in st_translate_fragment_program (st=0x99d0050, stfp=0x99f9f80,
key=0xbf94f640) at src/mesa/state_tracker/st_program.c:622
#7  0x01881e7b in st_get_fp_variant (st=0x99d0050, stfp=0x99f9f80,
key=0xbf94f640) at src/mesa/state_tracker/st_program.c:653
#8  0x01915b94 in update_fp (st=0x99d0050) at
src/mesa/state_tracker/st_atom_shader.c:86
#9  0x01911a58 in st_validate_state (st=0x99d0050) at
src/mesa/state_tracker/st_atom.c:172
#10 0x0191d5ae in st_Clear (ctx=0x998e628, mask=2) at
src/mesa/state_tracker/st_cb_clear.c:464
#11 0x018a74b4 in _mesa_Clear (mask=16384) at src/mesa/main/clear.c:241
#12 0x0804b5fa in piglit_display () at piglit/tests/fbo/fbo-1d.c:121
#13 0x0804d63f in display () at piglit/tests/util/piglit-framework.c:52
#14 0x00251820 in fghRedrawWindow (window=DWARF-2 expression error: DW_OP_reg
operations must be used either alone or in conjuction with DW_OP_piece or
DW_OP_bit_piece.
) at freeglut_main.c:210
#15 fghcbDisplayWindow (window=DWARF-2 expression error: DW_OP_reg operations
must be used either alone or in conjuction with DW_OP_piece or DW_OP_bit_piece.
) at freeglut_main.c:227
#16 0x00255660 in fgEnumWindows (enumCallback=0x251790 <fghcbDisplayWindow>,
enumerator=0xbf94f8a8) at freeglut_structure.c:394
#17 0x00251cdb in fghDisplayAll () at freeglut_main.c:249
#18 glutMainLoopEvent () at freeglut_main.c:1450
#19 0x00252605 in glutMainLoop () at freeglut_main.c:1498
#20 0x0804d7e8 in main (argc=1, argv=0xbf94fb34) at
piglit/tests/util/piglit-framework.c:118
(gdb) frame 1
#1  0x010d20d4 in i915_translate_instructions (p=0x9a03608, tokens=0x9a035c8)
at src/gallium/drivers/i915/i915_fpc_translate.c:992
992             assert( 0 );
(gdb) print parse.FullToken.Token.Type
$2 = 3
(gdb) print TGSI_TOKEN_TYPE_PROPERTY
$3 = 3

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