Bug 29436

Summary: [r300g] glean/glsl1-do-loop: Unknown texture opcode BGNLOOP
Product: Mesa Reporter: Priit Laes (irc: plaes) <plaes>
Component: Drivers/DRI/r300Assignee: Default DRI bug account <dri-devel>
Status: RESOLVED WONTFIX QA Contact:
Severity: normal    
Priority: medium    
Version: git   
Hardware: Other   
OS: All   
Whiteboard:
i915 platform: i915 features:
Attachments: glxinfo.log

Description Priit Laes (irc: plaes) 2010-08-07 09:26:16 UTC 
Kernel: 2.6.35+
Mesa: git master d64a119c28376d7ce069dcec044ff9af7f93ff9c

Results for glean/glsl1-do-loop with continue and break

Returncode: 0

Errors:
r300 FP: Compiler Error:
r300_fragprog_emit.c::emit_tex(): Unknown texture opcode BGNLOOP
Using a dummy shader instead.
If there's an 'unknown opcode' message, please file a bug report and attach this log.

Output:
----------------------------------------------------------------------
GLSL test 1: test basic Shading Language functionality.

glsl1: Running single test: do-loop with continue and break
FAILURE:
  Shader test: do-loop with continue and break
  Expected color: 0.5, 0.5, 0.5, 0.5
  Observed color: 0, 0, 0, 1
glsl1:  FAIL rgba8, db, z24, s8, win+pmap, id 33
	0 tests passed, 1 tests failed.
Comment 1 Priit Laes (irc: plaes) 2010-08-07 09:27:19 UTC 
Created attachment 37670 [details]
glxinfo.log

OpenGL vendor string: X.Org R300 Project
OpenGL renderer string: Gallium 0.4 on RV370
OpenGL version string: 2.1 Mesa 7.9-devel
OpenGL shading language version string: 1.20
Comment 2 Tom Stellard 2010-08-07 10:03:35 UTC 
Sorry, your hardware can't do fragment shader loops.  We try to emulate loops the best we can on the r300 cards, but we can't really handle break and continue statements.

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