jit/JITOperations.h

   1 /*
   2  * Copyright (C) 2013-2015 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 #ifndef JITOperations_h
  27 #define JITOperations_h
  28
  29 #if ENABLE(JIT)
  30
  31 #include "CallFrame.h"
  32 #include "CommonSlowPaths.h"
  33 #include "JITExceptions.h"
  34 #include "JSArray.h"
  35 #include "JSCJSValue.h"
  36 #include "MacroAssembler.h"
  37 #include "PutKind.h"
  38 #include "SpillRegistersMode.h"
  39 #include "StructureStubInfo.h"
  40
  41
  42 namespace JSC {
  43
  44 class ArrayAllocationProfile;
  45
  46 #if CALLING_CONVENTION_IS_STDCALL
  47 #define JIT_OPERATION CDECL
  48 #else
  49 #define JIT_OPERATION
  50 #endif
  51
  52 extern "C" {
  53
  54 // These typedefs provide typechecking when generating calls out to helper routines;
  55 // this helps prevent calling a helper routine with the wrong arguments!
  56 /*
  57     Key:
  58     A: JSArray*
  59     Aap: ArrayAllocationProfile*
  60     Ap: ArrayProfile*
  61     C: JSCell*
  62     Cb: CodeBlock*
  63     Cli: CallLinkInfo*
  64     D: double
  65     E: ExecState*
  66     F: CallFrame*
  67     G: JSGlobalObject*
  68     I: UniquedStringImpl*
  69     Icf: InlineCallFrame*
  70     Idc: const Identifier*
  71     J: EncodedJSValue
  72     Jcp: const JSValue*
  73     Jsc: JSScope*
  74     Jsf: JSFunction*
  75     Jss: JSString*
  76     L: JSLexicalEnvironment*
  77     O: JSObject*
  78     P: pointer (char*)
  79     Pc: Instruction* i.e. bytecode PC
  80     Q: int64_t
  81     R: Register
  82     S: size_t
  83     Sprt: SlowPathReturnType
  84     Ssi: StructureStubInfo*
  85     St: Structure*
  86     Symtab: SymbolTable*
  87     T: StringImpl*
  88     V: void
  89     Vm: VM*
  90     Ws: WatchpointSet*
  91     Z: int32_t
  92 */
  93
  94 typedef CallFrame* JIT_OPERATION (*F_JITOperation_EFJZZ)(ExecState*, CallFrame*, EncodedJSValue, int32_t, int32_t);
  95 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_E)(ExecState*);
  96 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EA)(ExecState*, JSArray*);
  97 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EAZ)(ExecState*, JSArray*, int32_t);
  98 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EAapJ)(ExecState*, ArrayAllocationProfile*, EncodedJSValue);
  99 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EAapJcpZ)(ExecState*, ArrayAllocationProfile*, const JSValue*, int32_t);
 100 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EC)(ExecState*, JSCell*);
 101 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_ECC)(ExecState*, JSCell*, JSCell*);
 102 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_ECI)(ExecState*, JSCell*, UniquedStringImpl*);
 103 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_ECJ)(ExecState*, JSCell*, EncodedJSValue);
 104 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_ECZ)(ExecState*, JSCell*, int32_t);
 105 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EDA)(ExecState*, double, JSArray*);
 106 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EE)(ExecState*, ExecState*);
 107 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EI)(ExecState*, UniquedStringImpl*);
 108 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EJ)(ExecState*, EncodedJSValue);
 109 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EJZ)(ExecState*, EncodedJSValue, int32_t);
 110 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EJC)(ExecState*, EncodedJSValue, JSCell*);
 111 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EJA)(ExecState*, EncodedJSValue, JSArray*);
 112 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EJI)(ExecState*, EncodedJSValue, UniquedStringImpl*);
 113 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EJIdc)(ExecState*, EncodedJSValue, const Identifier*);
 114 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EJJ)(ExecState*, EncodedJSValue, EncodedJSValue);
 115 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EJJAp)(ExecState*, EncodedJSValue, EncodedJSValue, ArrayProfile*);
 116 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EJssZ)(ExecState*, JSString*, int32_t);
 117 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EJP)(ExecState*, EncodedJSValue, void*);
 118 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EP)(ExecState*, void*);
 119 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EPP)(ExecState*, void*, void*);
 120 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EPS)(ExecState*, void*, size_t);
 121 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EPc)(ExecState*, Instruction*);
 122 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EJscC)(ExecState*, JSScope*, JSCell*);
 123 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_ESS)(ExecState*, size_t, size_t);
 124 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_ESsiCI)(ExecState*, StructureStubInfo*, JSCell*, UniquedStringImpl*);
 125 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_ESsiJI)(ExecState*, StructureStubInfo*, EncodedJSValue, UniquedStringImpl*);
 126 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EZ)(ExecState*, int32_t);
 127 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EZIcfZ)(ExecState*, int32_t, InlineCallFrame*, int32_t);
 128 typedef EncodedJSValue JIT_OPERATION (*J_JITOperation_EZZ)(ExecState*, int32_t, int32_t);
 129 typedef JSCell* JIT_OPERATION (*C_JITOperation_E)(ExecState*);
 130 typedef JSCell* JIT_OPERATION (*C_JITOperation_EZ)(ExecState*, int32_t);
 131 typedef JSCell* JIT_OPERATION (*C_JITOperation_EC)(ExecState*, JSCell*);
 132 typedef JSCell* JIT_OPERATION (*C_JITOperation_ECZ)(ExecState*, JSCell*, int32_t);
 133 typedef JSCell* JIT_OPERATION (*C_JITOperation_ECZC)(ExecState*, JSCell*, int32_t, JSCell*);
 134 typedef JSCell* JIT_OPERATION (*C_JITOperation_ECC)(ExecState*, JSCell*, JSCell*);
 135 typedef JSCell* JIT_OPERATION (*C_JITOperation_EGC)(ExecState*, JSGlobalObject*, JSCell*);
 136 typedef JSCell* JIT_OPERATION (*C_JITOperation_EIcf)(ExecState*, InlineCallFrame*);
 137 typedef JSCell* JIT_OPERATION (*C_JITOperation_EJ)(ExecState*, EncodedJSValue);
 138 typedef JSCell* JIT_OPERATION (*C_JITOperation_EJsc)(ExecState*, JSScope*);
 139 typedef JSCell* JIT_OPERATION (*C_JITOperation_EJscC)(ExecState*, JSScope*, JSCell*);
 140 typedef JSCell* JIT_OPERATION (*C_JITOperation_EJZ)(ExecState*, EncodedJSValue, int32_t);
 141 typedef JSCell* JIT_OPERATION (*C_JITOperation_EJZC)(ExecState*, EncodedJSValue, int32_t, JSCell*);
 142 typedef JSCell* JIT_OPERATION (*C_JITOperation_EJJC)(ExecState*, EncodedJSValue, EncodedJSValue, JSCell*);
 143 typedef JSCell* JIT_OPERATION (*C_JITOperation_EJscZ)(ExecState*, JSScope*, int32_t);
 144 typedef JSCell* JIT_OPERATION (*C_JITOperation_EJssSt)(ExecState*, JSString*, Structure*);
 145 typedef JSCell* JIT_OPERATION (*C_JITOperation_EJssJss)(ExecState*, JSString*, JSString*);
 146 typedef JSCell* JIT_OPERATION (*C_JITOperation_EJssJssJss)(ExecState*, JSString*, JSString*, JSString*);
 147 typedef JSCell* JIT_OPERATION (*C_JITOperation_EL)(ExecState*, JSLexicalEnvironment*);
 148 typedef JSCell* JIT_OPERATION (*C_JITOperation_EO)(ExecState*, JSObject*);
 149 typedef JSCell* JIT_OPERATION (*C_JITOperation_EOZ)(ExecState*, JSObject*, int32_t);
 150 typedef JSCell* JIT_OPERATION (*C_JITOperation_ESt)(ExecState*, Structure*);
 151 typedef JSCell* JIT_OPERATION (*C_JITOperation_EStJscSymtab)(ExecState*, Structure*, JSScope*, SymbolTable*);
 152 typedef JSCell* JIT_OPERATION (*C_JITOperation_EStRZJsfL)(ExecState*, Structure*, Register*, int32_t, JSFunction*, JSLexicalEnvironment*);
 153 typedef JSCell* JIT_OPERATION (*C_JITOperation_EStRZJsf)(ExecState*, Structure*, Register*, int32_t, JSFunction*);
 154 typedef JSCell* JIT_OPERATION (*C_JITOperation_EStZ)(ExecState*, Structure*, int32_t);
 155 typedef JSCell* JIT_OPERATION (*C_JITOperation_EStZZ)(ExecState*, Structure*, int32_t, int32_t);
 156 typedef JSCell* JIT_OPERATION (*C_JITOperation_EZ)(ExecState*, int32_t);
 157 typedef double JIT_OPERATION (*D_JITOperation_D)(double);
 158 typedef double JIT_OPERATION (*D_JITOperation_DD)(double, double);
 159 typedef double JIT_OPERATION (*D_JITOperation_ZZ)(int32_t, int32_t);
 160 typedef double JIT_OPERATION (*D_JITOperation_EJ)(ExecState*, EncodedJSValue);
 161 typedef int64_t JIT_OPERATION(*Q_JITOperation_J)(EncodedJSValue);
 162 typedef int64_t JIT_OPERATION(*Q_JITOperation_D)(double);
 163 typedef int32_t JIT_OPERATION (*Z_JITOperation_D)(double);
 164 typedef int32_t JIT_OPERATION (*Z_JITOperation_E)(ExecState*);
 165 typedef int32_t JIT_OPERATION (*Z_JITOperation_EC)(ExecState*, JSCell*);
 166 typedef int32_t JIT_OPERATION (*Z_JITOperation_EGC)(ExecState*, JSGlobalObject*, JSCell*);
 167 typedef int32_t JIT_OPERATION (*Z_JITOperation_ESJss)(ExecState*, size_t, JSString*);
 168 typedef int32_t JIT_OPERATION (*Z_JITOperation_EJZ)(ExecState*, EncodedJSValue, int32_t);
 169 typedef int32_t JIT_OPERATION (*Z_JITOperation_EJZZ)(ExecState*, EncodedJSValue, int32_t, int32_t);
 170 typedef size_t JIT_OPERATION (*S_JITOperation_ECC)(ExecState*, JSCell*, JSCell*);
 171 typedef size_t JIT_OPERATION (*S_JITOperation_EGC)(ExecState*, JSGlobalObject*, JSCell*);
 172 typedef size_t JIT_OPERATION (*S_JITOperation_EJ)(ExecState*, EncodedJSValue);
 173 typedef size_t JIT_OPERATION (*S_JITOperation_EJJ)(ExecState*, EncodedJSValue, EncodedJSValue);
 174 typedef size_t JIT_OPERATION (*S_JITOperation_EOJss)(ExecState*, JSObject*, JSString*);
 175 typedef size_t JIT_OPERATION (*S_JITOperation_J)(EncodedJSValue);
 176 typedef SlowPathReturnType JIT_OPERATION (*Sprt_JITOperation_EZ)(ExecState*, int32_t);
 177 typedef void JIT_OPERATION (*V_JITOperation)();
 178 typedef void JIT_OPERATION (*V_JITOperation_E)(ExecState*);
 179 typedef void JIT_OPERATION (*V_JITOperation_EC)(ExecState*, JSCell*);
 180 typedef void JIT_OPERATION (*V_JITOperation_ECb)(ExecState*, CodeBlock*);
 181 typedef void JIT_OPERATION (*V_JITOperation_ECC)(ExecState*, JSCell*, JSCell*);
 182 typedef void JIT_OPERATION (*V_JITOperation_ECIcf)(ExecState*, JSCell*, InlineCallFrame*);
 183 typedef void JIT_OPERATION (*V_JITOperation_ECIC)(ExecState*, JSCell*, Identifier*, JSCell*);
 184 typedef void JIT_OPERATION (*V_JITOperation_ECICC)(ExecState*, JSCell*, Identifier*, JSCell*, JSCell*);
 185 typedef void JIT_OPERATION (*V_JITOperation_ECCIcf)(ExecState*, JSCell*, JSCell*, InlineCallFrame*);
 186 typedef void JIT_OPERATION (*V_JITOperation_ECJJ)(ExecState*, JSCell*, EncodedJSValue, EncodedJSValue);
 187 typedef void JIT_OPERATION (*V_JITOperation_ECPSPS)(ExecState*, JSCell*, void*, size_t, void*, size_t);
 188 typedef void JIT_OPERATION (*V_JITOperation_ECZ)(ExecState*, JSCell*, int32_t);
 189 typedef void JIT_OPERATION (*V_JITOperation_ECC)(ExecState*, JSCell*, JSCell*);
 190 typedef void JIT_OPERATION (*V_JITOperation_EZSymtabJ)(ExecState*, int32_t, SymbolTable*, EncodedJSValue);
 191 typedef void JIT_OPERATION (*V_JITOperation_EJ)(ExecState*, EncodedJSValue);
 192 typedef void JIT_OPERATION (*V_JITOperation_EJCI)(ExecState*, EncodedJSValue, JSCell*, UniquedStringImpl*);
 193 typedef void JIT_OPERATION (*V_JITOperation_EJIdJ)(ExecState*, EncodedJSValue, Identifier*, EncodedJSValue);
 194 typedef void JIT_OPERATION (*V_JITOperation_EJIdJJ)(ExecState*, EncodedJSValue, Identifier*, EncodedJSValue, EncodedJSValue);
 195 typedef void JIT_OPERATION (*V_JITOperation_EJJJ)(ExecState*, EncodedJSValue, EncodedJSValue, EncodedJSValue);
 196 typedef void JIT_OPERATION (*V_JITOperation_EJJJAp)(ExecState*, EncodedJSValue, EncodedJSValue, EncodedJSValue, ArrayProfile*);
 197 typedef void JIT_OPERATION (*V_JITOperation_EJPP)(ExecState*, EncodedJSValue, void*, void*);
 198 typedef void JIT_OPERATION (*V_JITOperation_EJZJ)(ExecState*, EncodedJSValue, int32_t, EncodedJSValue);
 199 typedef void JIT_OPERATION (*V_JITOperation_EJZ)(ExecState*, EncodedJSValue, int32_t);
 200 typedef void JIT_OPERATION (*V_JITOperation_EOZD)(ExecState*, JSObject*, int32_t, double);
 201 typedef void JIT_OPERATION (*V_JITOperation_EOZJ)(ExecState*, JSObject*, int32_t, EncodedJSValue);
 202 typedef void JIT_OPERATION (*V_JITOperation_EPc)(ExecState*, Instruction*);
 203 typedef void JIT_OPERATION (*V_JITOperation_EPZJ)(ExecState*, void*, int32_t, EncodedJSValue);
 204 typedef void JIT_OPERATION (*V_JITOperation_ESsiJJI)(ExecState*, StructureStubInfo*, EncodedJSValue, EncodedJSValue, UniquedStringImpl*);
 205 typedef void JIT_OPERATION (*V_JITOperation_EWs)(ExecState*, WatchpointSet*);
 206 typedef void JIT_OPERATION (*V_JITOperation_EZ)(ExecState*, int32_t);
 207 typedef void JIT_OPERATION (*V_JITOperation_EZJ)(ExecState*, int32_t, EncodedJSValue);
 208 typedef void JIT_OPERATION (*V_JITOperation_EZJZZZ)(ExecState*, int32_t, EncodedJSValue, int32_t, int32_t, int32_t);
 209 typedef void JIT_OPERATION (*V_JITOperation_EVm)(ExecState*, VM*);
 210 typedef void JIT_OPERATION (*V_JITOperation_J)(EncodedJSValue);
 211 typedef void JIT_OPERATION (*V_JITOperation_Z)(int32_t);
 212 typedef char* JIT_OPERATION (*P_JITOperation_E)(ExecState*);
 213 typedef char* JIT_OPERATION (*P_JITOperation_EC)(ExecState*, JSCell*);
 214 typedef char* JIT_OPERATION (*P_JITOperation_ECli)(ExecState*, CallLinkInfo*);
 215 typedef char* JIT_OPERATION (*P_JITOperation_EJS)(ExecState*, EncodedJSValue, size_t);
 216 typedef char* JIT_OPERATION (*P_JITOperation_EO)(ExecState*, JSObject*);
 217 typedef char* JIT_OPERATION (*P_JITOperation_EOS)(ExecState*, JSObject*, size_t);
 218 typedef char* JIT_OPERATION (*P_JITOperation_EOZ)(ExecState*, JSObject*, int32_t);
 219 typedef char* JIT_OPERATION (*P_JITOperation_EPS)(ExecState*, void*, size_t);
 220 typedef char* JIT_OPERATION (*P_JITOperation_ES)(ExecState*, size_t);
 221 typedef char* JIT_OPERATION (*P_JITOperation_ESJss)(ExecState*, size_t, JSString*);
 222 typedef char* JIT_OPERATION (*P_JITOperation_ESt)(ExecState*, Structure*);
 223 typedef char* JIT_OPERATION (*P_JITOperation_EStJ)(ExecState*, Structure*, EncodedJSValue);
 224 typedef char* JIT_OPERATION (*P_JITOperation_EStPS)(ExecState*, Structure*, void*, size_t);
 225 typedef char* JIT_OPERATION (*P_JITOperation_EStSS)(ExecState*, Structure*, size_t, size_t);
 226 typedef char* JIT_OPERATION (*P_JITOperation_EStZ)(ExecState*, Structure*, int32_t);
 227 typedef char* JIT_OPERATION (*P_JITOperation_EZZ)(ExecState*, int32_t, int32_t);
 228 typedef StringImpl* JIT_OPERATION (*T_JITOperation_EJss)(ExecState*, JSString*);
 229 typedef JSString* JIT_OPERATION (*Jss_JITOperation_EZ)(ExecState*, int32_t);
 230
 231 // This method is used to lookup an exception hander, keyed by faultLocation, which is
 232 // the return location from one of the calls out to one of the helper operations above.
 233
 234 void JIT_OPERATION lookupExceptionHandler(VM*, ExecState*) WTF_INTERNAL;
 235 void JIT_OPERATION lookupExceptionHandlerFromCallerFrame(VM*, ExecState*) WTF_INTERNAL;
 236 void JIT_OPERATION operationVMHandleException(ExecState*) WTF_INTERNAL;
 237
 238 void JIT_OPERATION operationThrowStackOverflowError(ExecState*, CodeBlock*) WTF_INTERNAL;
 239 int32_t JIT_OPERATION operationCallArityCheck(ExecState*) WTF_INTERNAL;
 240 int32_t JIT_OPERATION operationConstructArityCheck(ExecState*) WTF_INTERNAL;
 241 EncodedJSValue JIT_OPERATION operationGetById(ExecState*, StructureStubInfo*, EncodedJSValue, UniquedStringImpl*) WTF_INTERNAL;
 242 EncodedJSValue JIT_OPERATION operationGetByIdGeneric(ExecState*, EncodedJSValue, UniquedStringImpl*) WTF_INTERNAL;
 243 EncodedJSValue JIT_OPERATION operationGetByIdBuildList(ExecState*, StructureStubInfo*, EncodedJSValue, UniquedStringImpl*) WTF_INTERNAL;
 244 EncodedJSValue JIT_OPERATION operationGetByIdOptimize(ExecState*, StructureStubInfo*, EncodedJSValue, UniquedStringImpl*) WTF_INTERNAL;
 245 EncodedJSValue JIT_OPERATION operationInOptimize(ExecState*, StructureStubInfo*, JSCell*, UniquedStringImpl*) WTF_INTERNAL;
 246 EncodedJSValue JIT_OPERATION operationIn(ExecState*, StructureStubInfo*, JSCell*, UniquedStringImpl*) WTF_INTERNAL;
 247 EncodedJSValue JIT_OPERATION operationGenericIn(ExecState*, JSCell*, EncodedJSValue) WTF_INTERNAL;
 248 void JIT_OPERATION operationPutByIdStrict(ExecState*, StructureStubInfo*, EncodedJSValue encodedValue, EncodedJSValue encodedBase, UniquedStringImpl*) WTF_INTERNAL;
 249 void JIT_OPERATION operationPutByIdNonStrict(ExecState*, StructureStubInfo*, EncodedJSValue encodedValue, EncodedJSValue encodedBase, UniquedStringImpl*) WTF_INTERNAL;
 250 void JIT_OPERATION operationPutByIdDirectStrict(ExecState*, StructureStubInfo*, EncodedJSValue encodedValue, EncodedJSValue encodedBase, UniquedStringImpl*) WTF_INTERNAL;
 251 void JIT_OPERATION operationPutByIdDirectNonStrict(ExecState*, StructureStubInfo*, EncodedJSValue encodedValue, EncodedJSValue encodedBase, UniquedStringImpl*) WTF_INTERNAL;
 252 void JIT_OPERATION operationPutByIdStrictOptimize(ExecState*, StructureStubInfo*, EncodedJSValue encodedValue, EncodedJSValue encodedBase, UniquedStringImpl*) WTF_INTERNAL;
 253 void JIT_OPERATION operationPutByIdNonStrictOptimize(ExecState*, StructureStubInfo*, EncodedJSValue encodedValue, EncodedJSValue encodedBase, UniquedStringImpl*) WTF_INTERNAL;
 254 void JIT_OPERATION operationPutByIdDirectStrictOptimize(ExecState*, StructureStubInfo*, EncodedJSValue encodedValue, EncodedJSValue encodedBase, UniquedStringImpl*) WTF_INTERNAL;
 255 void JIT_OPERATION operationPutByIdDirectNonStrictOptimize(ExecState*, StructureStubInfo*, EncodedJSValue encodedValue, EncodedJSValue encodedBase, UniquedStringImpl*) WTF_INTERNAL;
 256 void JIT_OPERATION operationPutByIdStrictBuildList(ExecState*, StructureStubInfo*, EncodedJSValue encodedValue, EncodedJSValue encodedBase, UniquedStringImpl*) WTF_INTERNAL;
 257 void JIT_OPERATION operationPutByIdNonStrictBuildList(ExecState*, StructureStubInfo*, EncodedJSValue encodedValue, EncodedJSValue encodedBase, UniquedStringImpl*) WTF_INTERNAL;
 258 void JIT_OPERATION operationPutByIdDirectStrictBuildList(ExecState*, StructureStubInfo*, EncodedJSValue encodedValue, EncodedJSValue encodedBase, UniquedStringImpl*) WTF_INTERNAL;
 259 void JIT_OPERATION operationPutByIdDirectNonStrictBuildList(ExecState*, StructureStubInfo*, EncodedJSValue encodedValue, EncodedJSValue encodedBase, UniquedStringImpl*) WTF_INTERNAL;
 260 void JIT_OPERATION operationReallocateStorageAndFinishPut(ExecState*, JSObject*, Structure*, PropertyOffset, EncodedJSValue) WTF_INTERNAL;
 261 void JIT_OPERATION operationPutByVal(ExecState*, EncodedJSValue, EncodedJSValue, EncodedJSValue, ArrayProfile*) WTF_INTERNAL;
 262 void JIT_OPERATION operationDirectPutByVal(ExecState*, EncodedJSValue, EncodedJSValue, EncodedJSValue, ArrayProfile*) WTF_INTERNAL;
 263 void JIT_OPERATION operationPutByValGeneric(ExecState*, EncodedJSValue, EncodedJSValue, EncodedJSValue, ArrayProfile*) WTF_INTERNAL;
 264 void JIT_OPERATION operationDirectPutByValGeneric(ExecState*, EncodedJSValue, EncodedJSValue, EncodedJSValue, ArrayProfile*) WTF_INTERNAL;
 265 EncodedJSValue JIT_OPERATION operationCallEval(ExecState*, ExecState*) WTF_INTERNAL;
 266 char* JIT_OPERATION operationLinkCall(ExecState*, CallLinkInfo*) WTF_INTERNAL;
 267 char* JIT_OPERATION operationLinkPolymorphicCall(ExecState*, CallLinkInfo*) WTF_INTERNAL;
 268 char* JIT_OPERATION operationVirtualCall(ExecState*, CallLinkInfo*) WTF_INTERNAL;
 269 char* JIT_OPERATION operationVirtualConstruct(ExecState*, CallLinkInfo*) WTF_INTERNAL;
 270 char* JIT_OPERATION operationLinkConstruct(ExecState*, CallLinkInfo*) WTF_INTERNAL;
 271 char* JIT_OPERATION operationLinkCallThatPreservesRegs(ExecState*, CallLinkInfo*) WTF_INTERNAL;
 272 char* JIT_OPERATION operationLinkPolymorphicCallThatPreservesRegs(ExecState*, CallLinkInfo*) WTF_INTERNAL;
 273 char* JIT_OPERATION operationVirtualCallThatPreservesRegs(ExecState*, CallLinkInfo*) WTF_INTERNAL;
 274 char* JIT_OPERATION operationVirtualConstructThatPreservesRegs(ExecState*, CallLinkInfo*) WTF_INTERNAL;
 275 char* JIT_OPERATION operationLinkConstructThatPreservesRegs(ExecState*, CallLinkInfo*) WTF_INTERNAL;
 276
 277 size_t JIT_OPERATION operationCompareLess(ExecState*, EncodedJSValue, EncodedJSValue) WTF_INTERNAL;
 278 size_t JIT_OPERATION operationCompareLessEq(ExecState*, EncodedJSValue, EncodedJSValue) WTF_INTERNAL;
 279 size_t JIT_OPERATION operationCompareGreater(ExecState*, EncodedJSValue, EncodedJSValue) WTF_INTERNAL;
 280 size_t JIT_OPERATION operationCompareGreaterEq(ExecState*, EncodedJSValue, EncodedJSValue) WTF_INTERNAL;
 281 size_t JIT_OPERATION operationConvertJSValueToBoolean(ExecState*, EncodedJSValue) WTF_INTERNAL;
 282 size_t JIT_OPERATION operationCompareEq(ExecState*, EncodedJSValue, EncodedJSValue) WTF_INTERNAL;
 283 #if USE(JSVALUE64)
 284 EncodedJSValue JIT_OPERATION operationCompareStringEq(ExecState*, JSCell* left, JSCell* right) WTF_INTERNAL;
 285 #else
 286 size_t JIT_OPERATION operationCompareStringEq(ExecState*, JSCell* left, JSCell* right) WTF_INTERNAL;
 287 #endif
 288 size_t JIT_OPERATION operationHasProperty(ExecState*, JSObject*, JSString*) WTF_INTERNAL;
 289 EncodedJSValue JIT_OPERATION operationNewArrayWithProfile(ExecState*, ArrayAllocationProfile*, const JSValue* values, int32_t size) WTF_INTERNAL;
 290 EncodedJSValue JIT_OPERATION operationNewArrayBufferWithProfile(ExecState*, ArrayAllocationProfile*, const JSValue* values, int32_t size) WTF_INTERNAL;
 291 EncodedJSValue JIT_OPERATION operationNewArrayWithSizeAndProfile(ExecState*, ArrayAllocationProfile*, EncodedJSValue size) WTF_INTERNAL;
 292 EncodedJSValue JIT_OPERATION operationNewFunction(ExecState*, JSScope*, JSCell*) WTF_INTERNAL;
 293 EncodedJSValue JIT_OPERATION operationNewFunctionWithInvalidatedReallocationWatchpoint(ExecState*, JSScope*, JSCell*) WTF_INTERNAL;
 294 JSCell* JIT_OPERATION operationNewObject(ExecState*, Structure*) WTF_INTERNAL;
 295 EncodedJSValue JIT_OPERATION operationNewRegexp(ExecState*, void*) WTF_INTERNAL;
 296 void JIT_OPERATION operationHandleWatchdogTimer(ExecState*) WTF_INTERNAL;
 297 void JIT_OPERATION operationThrowStaticError(ExecState*, EncodedJSValue, int32_t) WTF_INTERNAL;
 298 void JIT_OPERATION operationThrow(ExecState*, EncodedJSValue) WTF_INTERNAL;
 299 void JIT_OPERATION operationDebug(ExecState*, int32_t) WTF_INTERNAL;
 300 #if ENABLE(DFG_JIT)
 301 SlowPathReturnType JIT_OPERATION operationOptimize(ExecState*, int32_t) WTF_INTERNAL;
 302 #endif
 303 void JIT_OPERATION operationPutByIndex(ExecState*, EncodedJSValue, int32_t, EncodedJSValue);
 304 #if USE(JSVALUE64)
 305 void JIT_OPERATION operationPutGetterById(ExecState*, EncodedJSValue, Identifier*, EncodedJSValue) WTF_INTERNAL;
 306 void JIT_OPERATION operationPutSetterById(ExecState*, EncodedJSValue, Identifier*, EncodedJSValue) WTF_INTERNAL;
 307 void JIT_OPERATION operationPutGetterSetter(ExecState*, EncodedJSValue, Identifier*, EncodedJSValue, EncodedJSValue) WTF_INTERNAL;
 308 #else
 309 void JIT_OPERATION operationPutGetterById(ExecState*, JSCell*, Identifier*, JSCell*) WTF_INTERNAL;
 310 void JIT_OPERATION operationPutSetterById(ExecState*, JSCell*, Identifier*, JSCell*) WTF_INTERNAL;
 311 void JIT_OPERATION operationPutGetterSetter(ExecState*, JSCell*, Identifier*, JSCell*, JSCell*) WTF_INTERNAL;
 312 #endif
 313 void JIT_OPERATION operationPushCatchScope(ExecState*, int32_t, SymbolTable*, EncodedJSValue) WTF_INTERNAL;
 314 void JIT_OPERATION operationPushFunctionNameScope(ExecState*, int32_t, SymbolTable*, EncodedJSValue) WTF_INTERNAL;
 315 void JIT_OPERATION operationPushWithScope(ExecState*, int32_t, EncodedJSValue) WTF_INTERNAL;
 316 void JIT_OPERATION operationPopScope(ExecState*, int32_t) WTF_INTERNAL;
 317 void JIT_OPERATION operationProfileDidCall(ExecState*, EncodedJSValue) WTF_INTERNAL;
 318 void JIT_OPERATION operationProfileWillCall(ExecState*, EncodedJSValue) WTF_INTERNAL;
 319 EncodedJSValue JIT_OPERATION operationCheckHasInstance(ExecState*, EncodedJSValue, EncodedJSValue baseVal) WTF_INTERNAL;
 320 JSCell* JIT_OPERATION operationCreateActivation(ExecState*, JSScope* currentScope) WTF_INTERNAL;
 321 EncodedJSValue JIT_OPERATION operationGetByValDefault(ExecState*, EncodedJSValue encodedBase, EncodedJSValue encodedSubscript, ArrayProfile*) WTF_INTERNAL;
 322 EncodedJSValue JIT_OPERATION operationGetByValGeneric(ExecState*, EncodedJSValue encodedBase, EncodedJSValue encodedSubscript, ArrayProfile*) WTF_INTERNAL;
 323 EncodedJSValue JIT_OPERATION operationGetByValString(ExecState*, EncodedJSValue encodedBase, EncodedJSValue encodedSubscript) WTF_INTERNAL;
 324 EncodedJSValue JIT_OPERATION operationHasIndexedPropertyDefault(ExecState*, EncodedJSValue encodedBase, EncodedJSValue encodedSubscript, ArrayProfile*) WTF_INTERNAL;
 325 EncodedJSValue JIT_OPERATION operationHasIndexedPropertyGeneric(ExecState*, EncodedJSValue encodedBase, EncodedJSValue encodedSubscript, ArrayProfile*) WTF_INTERNAL;
 326 EncodedJSValue JIT_OPERATION operationDeleteById(ExecState*, EncodedJSValue base, const Identifier*) WTF_INTERNAL;
 327 JSCell* JIT_OPERATION operationGetPNames(ExecState*, JSObject*) WTF_INTERNAL;
 328 EncodedJSValue JIT_OPERATION operationInstanceOf(ExecState*, EncodedJSValue, EncodedJSValue proto) WTF_INTERNAL;
 329 int32_t JIT_OPERATION operationSizeFrameForVarargs(ExecState*, EncodedJSValue arguments, int32_t numUsedStackSlots, int32_t firstVarArgOffset) WTF_INTERNAL;
 330 CallFrame* JIT_OPERATION operationSetupVarargsFrame(ExecState*, CallFrame*, EncodedJSValue arguments, int32_t firstVarArgOffset, int32_t length) WTF_INTERNAL;
 331 EncodedJSValue JIT_OPERATION operationToObject(ExecState*, EncodedJSValue) WTF_INTERNAL;
 332
 333 char* JIT_OPERATION operationSwitchCharWithUnknownKeyType(ExecState*, EncodedJSValue key, size_t tableIndex) WTF_INTERNAL;
 334 char* JIT_OPERATION operationSwitchImmWithUnknownKeyType(ExecState*, EncodedJSValue key, size_t tableIndex) WTF_INTERNAL;
 335 char* JIT_OPERATION operationSwitchStringWithUnknownKeyType(ExecState*, EncodedJSValue key, size_t tableIndex) WTF_INTERNAL;
 336 EncodedJSValue JIT_OPERATION operationResolveScope(ExecState*, int32_t scope, int32_t identifierIndex) WTF_INTERNAL;
 337 EncodedJSValue JIT_OPERATION operationGetFromScope(ExecState*, Instruction* bytecodePC) WTF_INTERNAL;
 338 void JIT_OPERATION operationPutToScope(ExecState*, Instruction* bytecodePC) WTF_INTERNAL;
 339
 340 void JIT_OPERATION operationFlushWriteBarrierBuffer(ExecState*, JSCell*);
 341 void JIT_OPERATION operationWriteBarrier(ExecState*, JSCell*, JSCell*);
 342 void JIT_OPERATION operationUnconditionalWriteBarrier(ExecState*, JSCell*);
 343 void JIT_OPERATION operationOSRWriteBarrier(ExecState*, JSCell*);
 344
 345 void JIT_OPERATION operationInitGlobalConst(ExecState*, Instruction*);
 346
 347 void JIT_OPERATION operationExceptionFuzz();
 348
 349 EncodedJSValue JIT_OPERATION operationHasGenericProperty(ExecState*, EncodedJSValue, JSCell*);
 350 EncodedJSValue JIT_OPERATION operationHasIndexedProperty(ExecState*, JSCell*, int32_t);
 351 JSCell* JIT_OPERATION operationGetPropertyEnumerator(ExecState*, JSCell*);
 352 EncodedJSValue JIT_OPERATION operationNextEnumeratorPname(ExecState*, JSCell*, int32_t);
 353 JSCell* JIT_OPERATION operationToIndexString(ExecState*, int32_t);
 354
 355 void JIT_OPERATION operationProcessTypeProfilerLog(ExecState*) WTF_INTERNAL;
 356
 357 } // extern "C"
 358
 359 inline P_JITOperation_ECli operationLinkFor(
 360     CodeSpecializationKind kind, RegisterPreservationMode registers)
 361 {
 362     switch (kind) {
 363     case CodeForCall:
 364         switch (registers) {
 365         case RegisterPreservationNotRequired:
 366             return operationLinkCall;
 367         case MustPreserveRegisters:
 368             return operationLinkCallThatPreservesRegs;
 369         }
 370         break;
 371     case CodeForConstruct:
 372         switch (registers) {
 373         case RegisterPreservationNotRequired:
 374             return operationLinkConstruct;
 375         case MustPreserveRegisters:
 376             return operationLinkConstructThatPreservesRegs;
 377         }
 378         break;
 379     }
 380     RELEASE_ASSERT_NOT_REACHED();
 381     return 0;
 382 }
 383
 384 inline P_JITOperation_ECli operationVirtualFor(
 385     CodeSpecializationKind kind, RegisterPreservationMode registers)
 386 {
 387     switch (kind) {
 388     case CodeForCall:
 389         switch (registers) {
 390         case RegisterPreservationNotRequired:
 391             return operationVirtualCall;
 392         case MustPreserveRegisters:
 393             return operationVirtualCallThatPreservesRegs;
 394         }
 395         break;
 396     case CodeForConstruct:
 397         switch (registers) {
 398         case RegisterPreservationNotRequired:
 399             return operationVirtualConstruct;
 400         case MustPreserveRegisters:
 401             return operationVirtualConstructThatPreservesRegs;
 402         }
 403         break;
 404     }
 405     RELEASE_ASSERT_NOT_REACHED();
 406     return 0;
 407 }
 408
 409 inline P_JITOperation_ECli operationLinkPolymorphicCallFor(RegisterPreservationMode registers)
 410 {
 411     switch (registers) {
 412     case RegisterPreservationNotRequired:
 413         return operationLinkPolymorphicCall;
 414     case MustPreserveRegisters:
 415         return operationLinkPolymorphicCallThatPreservesRegs;
 416     }
 417     RELEASE_ASSERT_NOT_REACHED();
 418     return 0;
 419 }
 420
 421 } // namespace JSC
 422
 423 #endif // ENABLE(JIT)
 424
 425 #endif // JITOperations_h
 426