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/*
* Copyright 2013 Vadim Girlin <vadimgirlin@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* on the rights to use, copy, modify, merge, publish, distribute, sub
* license, and/or sell copies of the Software, and to permit persons to whom
* the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
* USE OR OTHER DEALINGS IN THE SOFTWARE.
*
* Authors:
* Vadim Girlin
*/
#ifndef SB_DEF_USE_H_
#define SB_DEF_USE_H_
namespace r600_sb {
// FIXME clear uses in separate pass
class def_use : public pass {
public:
def_use(shader &sh) : pass(sh) {}
virtual int run();
void run_on(node *n, bool defs);
private:
void process_uses(node *n);
void process_defs(node *n, vvec &vv, bool arr_def);
void process_phi(container_node *c, bool defs, bool uses);
};
} // namespace r600_sb
#endif /* SB_DEF_USE_H_ */
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