1// Copyright (C) 2017 The Qt Company Ltd.
2// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
3// Qt-Security score:significant
4
5#ifndef QV4JIT_P_H
6#define QV4JIT_P_H
7
8//
9// W A R N I N G
10// -------------
11//
12// This file is not part of the Qt API. It exists purely as an
13// implementation detail. This header file may change from version to
14// version without notice, or even be removed.
15//
16// We mean it.
17//
18
19#include <private/qv4global_p.h>
20#include <private/qv4function_p.h>
21#include <private/qv4instr_moth_p.h>
22#include <private/qv4bytecodehandler_p.h>
23#include <QtCore/qset.h>
24
25#if QT_CONFIG(qml_jit)
26
27QT_BEGIN_NAMESPACE
28
29namespace QV4 {
30namespace JIT {
31
32class BaselineAssembler;
33
34class BaselineJIT final: public Moth::ByteCodeHandler
35{
36public:
37 Q_AUTOTEST_EXPORT BaselineJIT(QV4::Function *);
38 Q_AUTOTEST_EXPORT ~BaselineJIT() override;
39
40 Q_AUTOTEST_EXPORT void generate();
41
42 void generate_Ret() override;
43 void generate_Debug() override;
44 void generate_LoadConst(int index) override;
45 void generate_LoadZero() override;
46 void generate_LoadTrue() override;
47 void generate_LoadFalse() override;
48 void generate_LoadNull() override;
49 void generate_LoadUndefined() override;
50 void generate_LoadInt(int value) override;
51 void generate_MoveConst(int constIndex, int destTemp) override;
52 void generate_LoadReg(int reg) override;
53 void generate_StoreReg(int reg) override;
54 void generate_MoveReg(int srcReg, int destReg) override;
55 void generate_LoadImport(int index) override;
56 void generate_LoadLocal(int index) override;
57 void generate_StoreLocal(int index) override;
58 void generate_LoadScopedLocal(int scope, int index) override;
59 void generate_StoreScopedLocal(int scope, int index) override;
60 void generate_LoadRuntimeString(int stringId) override;
61 void generate_MoveRegExp(int regExpId, int destReg) override;
62 void generate_LoadClosure(int value) override;
63 void generate_LoadName(int name) override;
64 void generate_LoadGlobalLookup(int index) override;
65 void generate_LoadQmlContextPropertyLookup(int index) override;
66 void generate_StoreNameSloppy(int name) override;
67 void generate_StoreNameStrict(int name) override;
68 void generate_LoadElement(int base) override;
69 void generate_StoreElement(int base, int index) override;
70 void generate_LoadProperty(int name) override;
71 void generate_LoadOptionalProperty(int name, int offset) override;
72 void generate_GetLookup(int index) override;
73 void generate_GetOptionalLookup(int index, int offset) override;
74 void generate_StoreProperty(int name, int base) override;
75 void generate_SetLookup(int index, int base) override;
76 void generate_LoadSuperProperty(int property) override;
77 void generate_StoreSuperProperty(int property) override;
78 void generate_Yield() override;
79 void generate_YieldStar() override;
80 void generate_Resume(int) override;
81
82 void generate_CallValue(int name, int argc, int argv) override;
83 void generate_CallWithReceiver(int name, int thisObject, int argc, int argv) override;
84 void generate_CallProperty(int name, int base, int argc, int argv) override;
85 void generate_CallPropertyLookup(int lookupIndex, int base, int argc, int argv) override;
86 void generate_CallName(int name, int argc, int argv) override;
87 void generate_CallPossiblyDirectEval(int argc, int argv) override;
88 void generate_CallGlobalLookup(int index, int argc, int argv) override;
89 void generate_CallQmlContextPropertyLookup(int index, int argc, int argv) override;
90 void generate_CallWithSpread(int func, int thisObject, int argc, int argv) override;
91 void generate_TailCall(int func, int thisObject, int argc, int argv) override;
92 void generate_Construct(int func, int argc, int argv) override;
93 void generate_ConstructWithSpread(int func, int argc, int argv) override;
94 void generate_SetUnwindHandler(int offset) override;
95 void generate_UnwindDispatch() override;
96 void generate_UnwindToLabel(int level, int offset) override;
97 void generate_DeadTemporalZoneCheck(int name) override;
98 void generate_ThrowException() override;
99 void generate_GetException() override;
100 void generate_SetException() override;
101 void generate_CreateCallContext() override;
102 void generate_PushCatchContext(int index, int name) override;
103 void generate_PushWithContext() override;
104 void generate_PushBlockContext(int index) override;
105 void generate_CloneBlockContext() override;
106 void generate_PushScriptContext(int index) override;
107 void generate_PopScriptContext() override;
108 void generate_PopContext() override;
109 void generate_GetIterator(int iterator) override;
110 void generate_IteratorNext(int value, int offset) override;
111 void generate_IteratorNextForYieldStar(int iterator, int object, int offset) override;
112 void generate_IteratorClose() override;
113 void generate_DestructureRestElement() override;
114 void generate_DeleteProperty(int base, int index) override;
115 void generate_DeleteName(int name) override;
116 void generate_TypeofName(int name) override;
117 void generate_TypeofValue() override;
118 void generate_DeclareVar(int varName, int isDeletable) override;
119 void generate_DefineArray(int argc, int args) override;
120 void generate_DefineObjectLiteral(int internalClassId, int argc, int args) override;
121 void generate_CreateClass(int classIndex, int heritage, int computedNames) override;
122 void generate_CreateMappedArgumentsObject() override;
123 void generate_CreateUnmappedArgumentsObject() override;
124 void generate_CreateRestParameter(int argIndex) override;
125 void generate_ConvertThisToObject() override;
126 void generate_LoadSuperConstructor() override;
127 void generate_ToObject() override;
128 void generate_Jump(int offset) override;
129 void generate_JumpTrue(int offset) override;
130 void generate_JumpFalse(int offset) override;
131 void generate_JumpNoException(int offset) override;
132 void generate_JumpNotUndefined(int offset) override;
133 void generate_CheckException() override;
134 void generate_CmpEqNull() override;
135 void generate_CmpNeNull() override;
136 void generate_CmpEqInt(int lhs) override;
137 void generate_CmpNeInt(int lhs) override;
138 void generate_CmpEq(int lhs) override;
139 void generate_CmpNe(int lhs) override;
140 void generate_CmpGt(int lhs) override;
141 void generate_CmpGe(int lhs) override;
142 void generate_CmpLt(int lhs) override;
143 void generate_CmpLe(int lhs) override;
144 void generate_CmpStrictEqual(int lhs) override;
145 void generate_CmpStrictNotEqual(int lhs) override;
146 void generate_CmpIn(int lhs) override;
147 void generate_CmpInstanceOf(int lhs) override;
148 void generate_As(int lhs) override;
149 void generate_UNot() override;
150 void generate_UPlus() override;
151 void generate_UMinus() override;
152 void generate_UCompl() override;
153 void generate_Increment() override;
154 void generate_Decrement() override;
155 void generate_Add(int lhs) override;
156 void generate_BitAnd(int lhs) override;
157 void generate_BitOr(int lhs) override;
158 void generate_BitXor(int lhs) override;
159 void generate_UShr(int lhs) override;
160 void generate_Shr(int lhs) override;
161 void generate_Shl(int lhs) override;
162 void generate_BitAndConst(int rhs) override;
163 void generate_BitOrConst(int rhs) override;
164 void generate_BitXorConst(int rhs) override;
165 void generate_UShrConst(int rhs) override;
166 void generate_ShrConst(int rhs) override;
167 void generate_ShlConst(int rhs) override;
168 void generate_Exp(int lhs) override;
169 void generate_Mul(int lhs) override;
170 void generate_Div(int lhs) override;
171 void generate_Mod(int lhs) override;
172 void generate_Sub(int lhs) override;
173 void generate_InitializeBlockDeadTemporalZone(int firstReg, int count) override;
174 void generate_ThrowOnNullOrUndefined() override;
175 void generate_GetTemplateObject(int index) override;
176
177 Verdict startInstruction(Moth::Instr::Type instr) override;
178 void endInstruction(Moth::Instr::Type instr) override;
179
180private:
181 QV4::Function *function;
182 QScopedPointer<BaselineAssembler> as;
183 QSet<int> labels;
184};
185
186} // namespace JIT
187} // namespace QV4
188
189QT_END_NAMESPACE
190
191#endif // QT_CONFIG(qml_jit)
192
193#endif // QV4JIT_P_H
194

source code of qtdeclarative/src/qml/jit/qv4baselinejit_p.h