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mesa: Replace the EmitNoIfs compiler flag with a MaxIfDepth flag.

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This is a better, more fine-grained way of lowering if statements.  Fixes the
game And Yet It Moves on nv50.

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
This commit is contained in:
Bryan Cain
2011-08-31 17:28:53 -05:00
parent 7b1d94e5d1
commit 488fe51cf8
5 changed files with 10 additions and 14 deletions
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src/mesa/state_tracker/st_extensions.c
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@@ -173,7 +173,7 @@ void st_init_limits(struct st_context *st)
options->EmitNoNoise = TRUE;
/* TODO: make these more fine-grained if anyone needs it */
options->EmitNoIfs = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH);
options->MaxIfDepth = screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH);
options->EmitNoLoops = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_MAX_CONTROL_FLOW_DEPTH);
options->EmitNoFunctions = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_SUBROUTINES);
options->EmitNoMainReturn = !screen->get_shader_param(screen, sh, PIPE_SHADER_CAP_SUBROUTINES);