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glsl_to_tgsi: lower small branches based on the CAP 

Reviewed-by: Nicolai Hähnle <nicolai.haehnle@amd.com>
This commit is contained in:
Marek Olšák 2016-10-28 22:37:33 +02:00
parent 72217d4335
commit 537b897f51
1 changed files with 4 additions and 1 deletions
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5
src/mesa/state_tracker/st_glsl_to_tgsi.cpp
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@ -6783,6 +6783,8 @@ st_link_shader(struct gl_context *ctx, struct gl_shader_program *prog)
PIPE_SHADER_CAP_TGSI_DROUND_SUPPORTED);
bool have_dfrexp = pscreen->get_shader_param(pscreen, ptarget,
PIPE_SHADER_CAP_TGSI_DFRACEXP_DLDEXP_SUPPORTED);
unsigned if_threshold = pscreen->get_shader_param(pscreen, ptarget,
PIPE_SHADER_CAP_LOWER_IF_THRESHOLD);
/* If there are forms of indirect addressing that the driver
* cannot handle, perform the lowering pass.
@ -6865,7 +6867,8 @@ st_link_shader(struct gl_context *ctx, struct gl_shader_program *prog)
|| progress;
progress = lower_if_to_cond_assign((gl_shader_stage)i, ir,
options->MaxIfDepth) || progress;
options->MaxIfDepth, if_threshold) ||
progress;
} while (progress);