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r600: disable SB for now on tess related shaders.

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Note we have to disable on vertex shaders when we are
operating in tes mode.

Signed-off-by: Dave Airlie <airlied@redhat.com>
This commit is contained in:
Dave Airlie 2015-11-30 10:49:11 +10:00
parent 8849867b8a
commit bdf7dadda8
1 changed files with 7 additions and 0 deletions
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7
src/gallium/drivers/r600/r600_shader.c
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@ -161,6 +161,13 @@ int r600_pipe_shader_create(struct pipe_context *ctx,
R600_ERR("translation from TGSI failed !\n");
goto error;
}
if (shader->shader.processor_type == TGSI_PROCESSOR_VERTEX) {
/* only disable for vertex shaders in tess paths */
if (key.vs.as_ls)
use_sb = 0;
}
use_sb &= (shader->shader.processor_type != TGSI_PROCESSOR_TESS_CTRL);
use_sb &= (shader->shader.processor_type != TGSI_PROCESSOR_TESS_EVAL);
/* disable SB for shaders using doubles */
use_sb &= !shader->shader.uses_doubles;