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53 lines
1.9 KiB
C
53 lines
1.9 KiB
C
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/*
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* Copyright © 2014 Connor Abbott
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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#ifndef NIR_SCHEDULE_H
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#define NIR_SCHEDULE_H
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#include "nir.h"
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef struct nir_schedule_options {
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/* On some hardware with some stages the inputs and outputs to the shader
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* share the same memory. In that case the scheduler needs to ensure that
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* all output writes are scheduled after all of the input writes to avoid
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* overwriting them. This is a bitmask of stages that need that.
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*/
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unsigned stages_with_shared_io_memory;
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/* The approximate amount of register pressure at which point the scheduler
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* will try to reduce register usage.
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*/
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int threshold;
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} nir_schedule_options;
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void nir_schedule(nir_shader *shader, const nir_schedule_options *options);
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#ifdef __cplusplus
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} /* extern "C" */
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#endif
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#endif /* NIR_SCHEDULE_H */
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