1/*
2 * Copyright (C) 2015, 2016 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#pragma once
27
28#if ENABLE(JIT)
29
30#include "CCallHelpers.h"
31#include "JITMathIC.h"
32#include "JITMathICInlineResult.h"
33
34namespace JSC {
35
36class JITNegGenerator {
37public:
38 JITNegGenerator() = default;
39
40 JITNegGenerator(JSValueRegs result, JSValueRegs src, GPRReg scratchGPR)
41 : m_result(result)
42 , m_src(src)
43 , m_scratchGPR(scratchGPR)
44 { }
45
46 JITMathICInlineResult generateInline(CCallHelpers&, MathICGenerationState&, const UnaryArithProfile*);
47 bool generateFastPath(CCallHelpers&, CCallHelpers::JumpList& endJumpList, CCallHelpers::JumpList& slowPathJumpList, const UnaryArithProfile*, bool shouldEmitProfiling);
48
49private:
50 JSValueRegs m_result;
51 JSValueRegs m_src;
52 GPRReg m_scratchGPR;
53};
54
55} // namespace JSC
56
57#endif // ENABLE(JIT)
58