bgfx/3rdparty/glsl-optimizer/src/glsl/ir_expression_flattening.h
Branimir Karadzic dee3fe5266 Initial commit.
2012-04-03 20:30:07 -07:00

38 lines
1.6 KiB
C

/*
* Copyright © 2010 Intel Corporation
*
* 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
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* 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 NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS 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.
*/
/**
* \file ir_expression_flattening.h
*
* Takes the leaves of expression trees and makes them dereferences of
* assignments of the leaves to temporaries, according to a predicate.
*
* This is used for automatic function inlining, where we want to take
* an expression containing a call and move the call out to its own
* assignment so that we can inline it at the appropriate place in the
* instruction stream.
*/
void do_expression_flattening(exec_list *instructions,
bool (*predicate)(ir_instruction *ir));