ir_optimization.h revision 11d6f1c69871d0b7edc28f639256460839fccd2d 
1/*
2 * Copyright © 2010 Intel Corporation
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice (including the next
12 * paragraph) shall be included in all copies or substantial portions of the
13 * Software.
14 *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
18 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
19 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
20 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
21 * DEALINGS IN THE SOFTWARE.
22 */
23
24
25/**
26 * \file ir_optimization.h
27 *
28 * Prototypes for optimization passes to be called by the compiler and drivers.
29 */
30
31bool do_common_optimization(exec_list *ir, bool linked, unsigned max_unroll_iterations);
32
33bool do_algebraic(exec_list *instructions);
34bool do_constant_folding(exec_list *instructions);
35bool do_constant_variable(exec_list *instructions);
36bool do_constant_variable_unlinked(exec_list *instructions);
37bool do_copy_propagation(exec_list *instructions);
38bool do_constant_propagation(exec_list *instructions);
39bool do_dead_code(exec_list *instructions);
40bool do_dead_code_local(exec_list *instructions);
41bool do_dead_code_unlinked(exec_list *instructions);
42bool do_dead_functions(exec_list *instructions);
43bool do_div_to_mul_rcp(exec_list *instructions);
44bool do_explog_to_explog2(exec_list *instructions);
45bool do_function_inlining(exec_list *instructions);
46bool do_lower_jumps(exec_list *instructions, bool pull_out_jumps = true, bool lower_sub_return = true, bool lower_main_return = false, bool lower_continue = false, bool lower_break = false);
47bool do_lower_texture_projection(exec_list *instructions);
48bool do_if_simplification(exec_list *instructions);
49bool do_if_to_cond_assign(exec_list *instructions);
50bool do_mat_op_to_vec(exec_list *instructions);
51bool do_mod_to_fract(exec_list *instructions);
52bool do_noop_swizzle(exec_list *instructions);
53bool do_structure_splitting(exec_list *instructions);
54bool do_sub_to_add_neg(exec_list *instructions);
55bool do_swizzle_swizzle(exec_list *instructions);
56bool do_tree_grafting(exec_list *instructions);
57bool do_vec_index_to_cond_assign(exec_list *instructions);
58bool do_vec_index_to_swizzle(exec_list *instructions);
59bool lower_noise(exec_list *instructions);
60bool lower_variable_index_to_cond_assign(exec_list *instructions,
61    bool lower_input, bool lower_output, bool lower_temp, bool lower_uniform);
62bool lower_quadop_vector(exec_list *instructions, bool dont_lower_swz);
63bool optimize_redundant_jumps(exec_list *instructions);
64