2015-10-06 22:29:27 +00:00
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/*
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2016-05-10 02:01:28 +00:00
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* Copyright (C) 2015-2016 Apple Inc. All rights reserved.
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2015-10-06 22:29:27 +00:00
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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2016-09-28 17:08:17 +00:00
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#pragma once
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2015-10-06 22:29:27 +00:00
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2015-10-29 01:18:49 +00:00
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#if ENABLE(JIT)
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2015-10-06 22:29:27 +00:00
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#include "CCallHelpers.h"
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2016-08-01 18:48:14 +00:00
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#include "JITMathICInlineResult.h"
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2015-12-01 00:07:39 +00:00
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#include "SnippetOperand.h"
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2015-10-06 22:29:27 +00:00
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namespace JSC {
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2015-10-28 18:36:02 +00:00
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2016-08-01 18:48:14 +00:00
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struct MathICGenerationState;
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2015-10-06 22:29:27 +00:00
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class JITSubGenerator {
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public:
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2016-08-01 18:48:14 +00:00
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JITSubGenerator() { }
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2015-12-01 00:07:39 +00:00
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JITSubGenerator(SnippetOperand leftOperand, SnippetOperand rightOperand,
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JSValueRegs result, JSValueRegs left, JSValueRegs right,
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2021-08-21 00:54:50 +00:00
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FPRReg leftFPR, FPRReg rightFPR, GPRReg scratchGPR)
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2015-12-01 00:07:39 +00:00
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: m_leftOperand(leftOperand)
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, m_rightOperand(rightOperand)
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, m_result(result)
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2015-10-06 22:29:27 +00:00
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, m_left(left)
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, m_right(right)
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, m_leftFPR(leftFPR)
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, m_rightFPR(rightFPR)
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, m_scratchGPR(scratchGPR)
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{ }
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2019-11-13 20:07:29 +00:00
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JITMathICInlineResult generateInline(CCallHelpers&, MathICGenerationState&, const BinaryArithProfile*);
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bool generateFastPath(CCallHelpers&, CCallHelpers::JumpList& endJumpList, CCallHelpers::JumpList& slowPathJumpList, const BinaryArithProfile*, bool shouldEmitProfiling);
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2015-10-06 22:29:27 +00:00
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2016-09-02 19:49:09 +00:00
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static bool isLeftOperandValidConstant(SnippetOperand) { return false; }
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static bool isRightOperandValidConstant(SnippetOperand) { return false; }
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2015-10-06 22:29:27 +00:00
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private:
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2015-12-01 00:07:39 +00:00
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SnippetOperand m_leftOperand;
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SnippetOperand m_rightOperand;
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2015-10-06 22:29:27 +00:00
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JSValueRegs m_result;
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JSValueRegs m_left;
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JSValueRegs m_right;
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FPRReg m_leftFPR;
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FPRReg m_rightFPR;
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GPRReg m_scratchGPR;
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};
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} // namespace JSC
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2015-10-29 01:18:49 +00:00
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#endif // ENABLE(JIT)
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