3 * Copyright (c) 2018-2019 Collabora LTD
5 * Author: Gert Wollny <gert.wollny@collabora.com>
7 * Permission is hereby granted, free of charge, to any person obtaining a
8 * copy of this software and associated documentation files (the "Software"),
9 * to deal in the Software without restriction, including without limitation
10 * on the rights to use, copy, modify, merge, publish, distribute, sub
11 * license, and/or sell copies of the Software, and to permit persons to whom
12 * the Software is furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice (including the next
15 * paragraph) shall be included in all copies or substantial portions of the
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
19 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
20 * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
21 * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
22 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
23 * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
24 * USE OR OTHER DEALINGS IN THE SOFTWARE.
28 #ifndef sfn_instruction_block_h
29 #define sfn_instruction_block_h
31 #include "sfn_instruction_base.h"
35 class InstructionBlock
: public Instruction
38 InstructionBlock(unsigned nesting_depth
, unsigned block_number
);
40 void emit(PInstruction instr
);
43 std::vector
<PInstruction
>::const_iterator
begin() const {
44 return m_block
.begin();
46 std::vector
<PInstruction
>::const_iterator
end() const {
50 void remap_registers(ValueRemapper
& map
);
53 return m_block
.size();
56 const PInstruction
& operator [] (int i
) const {
60 unsigned number() const {
61 return m_block_number
;
65 void do_evalue_liveness(LiverangeEvaluator
& eval
) const override
;
66 bool is_equal_to(const Instruction
& lhs
) const override
;
67 void do_print(std::ostream
& os
) const override
;
69 std::vector
<PInstruction
> m_block
;
71 unsigned m_block_number
;
72 unsigned m_nesting_depth
;
77 #endif // INSTRUCTIONBLOCK_H