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js/src/jit/Lowering.h@129ffea94266 (annotated)

js/src/jit/Lowering.h

Sat, 03 Jan 2015 20:18:00 +0100

author
Michael Schloh von Bennewitz <michael@schloh.com>
date
Sat, 03 Jan 2015 20:18:00 +0100
branch
TOR_BUG_3246
changeset 7
129ffea94266
permissions
-rw-r--r--

Conditionally enable double key logic according to:
private browsing mode or privacy.thirdparty.isolate preference and
implement in GetCookieStringCommon and FindCookie where it counts...
With some reservations of how to convince FindCookie users to test
condition and pass a nullptr when disabling double key logic.

michael@0 1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0 2 * vim: set ts=8 sts=4 et sw=4 tw=99:
michael@0 3 * This Source Code Form is subject to the terms of the Mozilla Public
michael@0 4 * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0 5 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0 6
michael@0 7 #ifndef jit_Lowering_h
michael@0 8 #define jit_Lowering_h
michael@0 9
michael@0 10 // This file declares the structures that are used for attaching LIR to a
michael@0 11 // MIRGraph.
michael@0 12
michael@0 13 #include "jit/LIR.h"
michael@0 14 #if defined(JS_CODEGEN_X86)
michael@0 15 # include "jit/x86/Lowering-x86.h"
michael@0 16 #elif defined(JS_CODEGEN_X64)
michael@0 17 # include "jit/x64/Lowering-x64.h"
michael@0 18 #elif defined(JS_CODEGEN_ARM)
michael@0 19 # include "jit/arm/Lowering-arm.h"
michael@0 20 #elif defined(JS_CODEGEN_MIPS)
michael@0 21 # include "jit/mips/Lowering-mips.h"
michael@0 22 #else
michael@0 23 # error "Unknown architecture!"
michael@0 24 #endif
michael@0 25
michael@0 26 namespace js {
michael@0 27 namespace jit {
michael@0 28
michael@0 29 class LIRGenerator : public LIRGeneratorSpecific
michael@0 30 {
michael@0 31 void updateResumeState(MInstruction *ins);
michael@0 32 void updateResumeState(MBasicBlock *block);
michael@0 33
michael@0 34 // The maximum depth, for framesizeclass determination.
michael@0 35 uint32_t maxargslots_;
michael@0 36
michael@0 37 public:
michael@0 38 LIRGenerator(MIRGenerator *gen, MIRGraph &graph, LIRGraph &lirGraph)
michael@0 39 : LIRGeneratorSpecific(gen, graph, lirGraph),
michael@0 40 maxargslots_(0)
michael@0 41 { }
michael@0 42
michael@0 43 bool generate();
michael@0 44
michael@0 45 private:
michael@0 46
michael@0 47 bool useBoxAtStart(LInstruction *lir, size_t n, MDefinition *mir,
michael@0 48 LUse::Policy policy = LUse::REGISTER) {
michael@0 49 return useBox(lir, n, mir, policy, true);
michael@0 50 }
michael@0 51
michael@0 52 bool lowerBitOp(JSOp op, MInstruction *ins);
michael@0 53 bool lowerShiftOp(JSOp op, MShiftInstruction *ins);
michael@0 54 bool lowerBinaryV(JSOp op, MBinaryInstruction *ins);
michael@0 55 bool precreatePhi(LBlock *block, MPhi *phi);
michael@0 56 bool definePhis();
michael@0 57
michael@0 58 bool lowerCallArguments(MCall *call);
michael@0 59
michael@0 60 public:
michael@0 61 bool visitInstruction(MInstruction *ins);
michael@0 62 bool visitBlock(MBasicBlock *block);
michael@0 63
michael@0 64 // Visitor hooks are explicit, to give CPU-specific versions a chance to
michael@0 65 // intercept without a bunch of explicit gunk in the .cpp.
michael@0 66 bool visitCloneLiteral(MCloneLiteral *ins);
michael@0 67 bool visitParameter(MParameter *param);
michael@0 68 bool visitCallee(MCallee *callee);
michael@0 69 bool visitGoto(MGoto *ins);
michael@0 70 bool visitTableSwitch(MTableSwitch *tableswitch);
michael@0 71 bool visitNewSlots(MNewSlots *ins);
michael@0 72 bool visitNewArray(MNewArray *ins);
michael@0 73 bool visitNewObject(MNewObject *ins);
michael@0 74 bool visitNewDeclEnvObject(MNewDeclEnvObject *ins);
michael@0 75 bool visitNewCallObject(MNewCallObject *ins);
michael@0 76 bool visitNewRunOnceCallObject(MNewRunOnceCallObject *ins);
michael@0 77 bool visitNewStringObject(MNewStringObject *ins);
michael@0 78 bool visitNewDerivedTypedObject(MNewDerivedTypedObject *ins);
michael@0 79 bool visitNewPar(MNewPar *ins);
michael@0 80 bool visitNewCallObjectPar(MNewCallObjectPar *ins);
michael@0 81 bool visitNewDenseArrayPar(MNewDenseArrayPar *ins);
michael@0 82 bool visitAbortPar(MAbortPar *ins);
michael@0 83 bool visitInitElem(MInitElem *ins);
michael@0 84 bool visitInitElemGetterSetter(MInitElemGetterSetter *ins);
michael@0 85 bool visitMutateProto(MMutateProto *ins);
michael@0 86 bool visitInitProp(MInitProp *ins);
michael@0 87 bool visitInitPropGetterSetter(MInitPropGetterSetter *ins);
michael@0 88 bool visitCheckOverRecursed(MCheckOverRecursed *ins);
michael@0 89 bool visitCheckOverRecursedPar(MCheckOverRecursedPar *ins);
michael@0 90 bool visitDefVar(MDefVar *ins);
michael@0 91 bool visitDefFun(MDefFun *ins);
michael@0 92 bool visitCreateThisWithTemplate(MCreateThisWithTemplate *ins);
michael@0 93 bool visitCreateThisWithProto(MCreateThisWithProto *ins);
michael@0 94 bool visitCreateThis(MCreateThis *ins);
michael@0 95 bool visitCreateArgumentsObject(MCreateArgumentsObject *ins);
michael@0 96 bool visitGetArgumentsObjectArg(MGetArgumentsObjectArg *ins);
michael@0 97 bool visitSetArgumentsObjectArg(MSetArgumentsObjectArg *ins);
michael@0 98 bool visitReturnFromCtor(MReturnFromCtor *ins);
michael@0 99 bool visitComputeThis(MComputeThis *ins);
michael@0 100 bool visitLoadArrowThis(MLoadArrowThis *ins);
michael@0 101 bool visitCall(MCall *call);
michael@0 102 bool visitApplyArgs(MApplyArgs *apply);
michael@0 103 bool visitArraySplice(MArraySplice *splice);
michael@0 104 bool visitBail(MBail *bail);
michael@0 105 bool visitAssertFloat32(MAssertFloat32 *ins);
michael@0 106 bool visitGetDynamicName(MGetDynamicName *ins);
michael@0 107 bool visitFilterArgumentsOrEval(MFilterArgumentsOrEval *ins);
michael@0 108 bool visitCallDirectEval(MCallDirectEval *ins);
michael@0 109 bool visitTest(MTest *test);
michael@0 110 bool visitFunctionDispatch(MFunctionDispatch *ins);
michael@0 111 bool visitTypeObjectDispatch(MTypeObjectDispatch *ins);
michael@0 112 bool visitCompare(MCompare *comp);
michael@0 113 bool visitTypeOf(MTypeOf *ins);
michael@0 114 bool visitToId(MToId *ins);
michael@0 115 bool visitBitNot(MBitNot *ins);
michael@0 116 bool visitBitAnd(MBitAnd *ins);
michael@0 117 bool visitBitOr(MBitOr *ins);
michael@0 118 bool visitBitXor(MBitXor *ins);
michael@0 119 bool visitLsh(MLsh *ins);
michael@0 120 bool visitRsh(MRsh *ins);
michael@0 121 bool visitUrsh(MUrsh *ins);
michael@0 122 bool visitFloor(MFloor *ins);
michael@0 123 bool visitRound(MRound *ins);
michael@0 124 bool visitMinMax(MMinMax *ins);
michael@0 125 bool visitAbs(MAbs *ins);
michael@0 126 bool visitSqrt(MSqrt *ins);
michael@0 127 bool visitAtan2(MAtan2 *ins);
michael@0 128 bool visitHypot(MHypot *ins);
michael@0 129 bool visitPow(MPow *ins);
michael@0 130 bool visitRandom(MRandom *ins);
michael@0 131 bool visitMathFunction(MMathFunction *ins);
michael@0 132 bool visitAdd(MAdd *ins);
michael@0 133 bool visitSub(MSub *ins);
michael@0 134 bool visitMul(MMul *ins);
michael@0 135 bool visitDiv(MDiv *ins);
michael@0 136 bool visitMod(MMod *ins);
michael@0 137 bool visitConcat(MConcat *ins);
michael@0 138 bool visitConcatPar(MConcatPar *ins);
michael@0 139 bool visitCharCodeAt(MCharCodeAt *ins);
michael@0 140 bool visitFromCharCode(MFromCharCode *ins);
michael@0 141 bool visitStringSplit(MStringSplit *ins);
michael@0 142 bool visitStart(MStart *start);
michael@0 143 bool visitOsrEntry(MOsrEntry *entry);
michael@0 144 bool visitNop(MNop *nop);
michael@0 145 bool visitOsrValue(MOsrValue *value);
michael@0 146 bool visitOsrScopeChain(MOsrScopeChain *object);
michael@0 147 bool visitOsrReturnValue(MOsrReturnValue *value);
michael@0 148 bool visitOsrArgumentsObject(MOsrArgumentsObject *object);
michael@0 149 bool visitToDouble(MToDouble *convert);
michael@0 150 bool visitToFloat32(MToFloat32 *convert);
michael@0 151 bool visitToInt32(MToInt32 *convert);
michael@0 152 bool visitTruncateToInt32(MTruncateToInt32 *truncate);
michael@0 153 bool visitToString(MToString *convert);
michael@0 154 bool visitRegExp(MRegExp *ins);
michael@0 155 bool visitRegExpExec(MRegExpExec *ins);
michael@0 156 bool visitRegExpTest(MRegExpTest *ins);
michael@0 157 bool visitRegExpReplace(MRegExpReplace *ins);
michael@0 158 bool visitStringReplace(MStringReplace *ins);
michael@0 159 bool visitLambda(MLambda *ins);
michael@0 160 bool visitLambdaArrow(MLambdaArrow *ins);
michael@0 161 bool visitLambdaPar(MLambdaPar *ins);
michael@0 162 bool visitImplicitThis(MImplicitThis *ins);
michael@0 163 bool visitSlots(MSlots *ins);
michael@0 164 bool visitElements(MElements *ins);
michael@0 165 bool visitConstantElements(MConstantElements *ins);
michael@0 166 bool visitConvertElementsToDoubles(MConvertElementsToDoubles *ins);
michael@0 167 bool visitMaybeToDoubleElement(MMaybeToDoubleElement *ins);
michael@0 168 bool visitLoadSlot(MLoadSlot *ins);
michael@0 169 bool visitFunctionEnvironment(MFunctionEnvironment *ins);
michael@0 170 bool visitForkJoinContext(MForkJoinContext *ins);
michael@0 171 bool visitGuardThreadExclusive(MGuardThreadExclusive *ins);
michael@0 172 bool visitInterruptCheck(MInterruptCheck *ins);
michael@0 173 bool visitInterruptCheckPar(MInterruptCheckPar *ins);
michael@0 174 bool visitStoreSlot(MStoreSlot *ins);
michael@0 175 bool visitFilterTypeSet(MFilterTypeSet *ins);
michael@0 176 bool visitTypeBarrier(MTypeBarrier *ins);
michael@0 177 bool visitMonitorTypes(MMonitorTypes *ins);
michael@0 178 bool visitPostWriteBarrier(MPostWriteBarrier *ins);
michael@0 179 bool visitArrayLength(MArrayLength *ins);
michael@0 180 bool visitSetArrayLength(MSetArrayLength *ins);
michael@0 181 bool visitTypedArrayLength(MTypedArrayLength *ins);
michael@0 182 bool visitTypedArrayElements(MTypedArrayElements *ins);
michael@0 183 bool visitNeuterCheck(MNeuterCheck *lir);
michael@0 184 bool visitTypedObjectElements(MTypedObjectElements *ins);
michael@0 185 bool visitSetTypedObjectOffset(MSetTypedObjectOffset *ins);
michael@0 186 bool visitInitializedLength(MInitializedLength *ins);
michael@0 187 bool visitSetInitializedLength(MSetInitializedLength *ins);
michael@0 188 bool visitNot(MNot *ins);
michael@0 189 bool visitBoundsCheck(MBoundsCheck *ins);
michael@0 190 bool visitBoundsCheckLower(MBoundsCheckLower *ins);
michael@0 191 bool visitLoadElement(MLoadElement *ins);
michael@0 192 bool visitLoadElementHole(MLoadElementHole *ins);
michael@0 193 bool visitStoreElement(MStoreElement *ins);
michael@0 194 bool visitStoreElementHole(MStoreElementHole *ins);
michael@0 195 bool visitEffectiveAddress(MEffectiveAddress *ins);
michael@0 196 bool visitArrayPopShift(MArrayPopShift *ins);
michael@0 197 bool visitArrayPush(MArrayPush *ins);
michael@0 198 bool visitArrayConcat(MArrayConcat *ins);
michael@0 199 bool visitLoadTypedArrayElement(MLoadTypedArrayElement *ins);
michael@0 200 bool visitLoadTypedArrayElementHole(MLoadTypedArrayElementHole *ins);
michael@0 201 bool visitLoadTypedArrayElementStatic(MLoadTypedArrayElementStatic *ins);
michael@0 202 bool visitStoreTypedArrayElement(MStoreTypedArrayElement *ins);
michael@0 203 bool visitStoreTypedArrayElementHole(MStoreTypedArrayElementHole *ins);
michael@0 204 bool visitClampToUint8(MClampToUint8 *ins);
michael@0 205 bool visitLoadFixedSlot(MLoadFixedSlot *ins);
michael@0 206 bool visitStoreFixedSlot(MStoreFixedSlot *ins);
michael@0 207 bool visitGetPropertyCache(MGetPropertyCache *ins);
michael@0 208 bool visitGetPropertyPolymorphic(MGetPropertyPolymorphic *ins);
michael@0 209 bool visitSetPropertyPolymorphic(MSetPropertyPolymorphic *ins);
michael@0 210 bool visitGetElementCache(MGetElementCache *ins);
michael@0 211 bool visitBindNameCache(MBindNameCache *ins);
michael@0 212 bool visitGuardObjectIdentity(MGuardObjectIdentity *ins);
michael@0 213 bool visitGuardClass(MGuardClass *ins);
michael@0 214 bool visitGuardObject(MGuardObject *ins);
michael@0 215 bool visitGuardString(MGuardString *ins);
michael@0 216 bool visitAssertRange(MAssertRange *ins);
michael@0 217 bool visitCallGetProperty(MCallGetProperty *ins);
michael@0 218 bool visitDeleteProperty(MDeleteProperty *ins);
michael@0 219 bool visitDeleteElement(MDeleteElement *ins);
michael@0 220 bool visitGetNameCache(MGetNameCache *ins);
michael@0 221 bool visitCallGetIntrinsicValue(MCallGetIntrinsicValue *ins);
michael@0 222 bool visitCallsiteCloneCache(MCallsiteCloneCache *ins);
michael@0 223 bool visitCallGetElement(MCallGetElement *ins);
michael@0 224 bool visitCallSetElement(MCallSetElement *ins);
michael@0 225 bool visitCallInitElementArray(MCallInitElementArray *ins);
michael@0 226 bool visitSetPropertyCache(MSetPropertyCache *ins);
michael@0 227 bool visitSetElementCache(MSetElementCache *ins);
michael@0 228 bool visitCallSetProperty(MCallSetProperty *ins);
michael@0 229 bool visitIteratorStart(MIteratorStart *ins);
michael@0 230 bool visitIteratorNext(MIteratorNext *ins);
michael@0 231 bool visitIteratorMore(MIteratorMore *ins);
michael@0 232 bool visitIteratorEnd(MIteratorEnd *ins);
michael@0 233 bool visitStringLength(MStringLength *ins);
michael@0 234 bool visitArgumentsLength(MArgumentsLength *ins);
michael@0 235 bool visitGetFrameArgument(MGetFrameArgument *ins);
michael@0 236 bool visitSetFrameArgument(MSetFrameArgument *ins);
michael@0 237 bool visitRunOncePrologue(MRunOncePrologue *ins);
michael@0 238 bool visitRest(MRest *ins);
michael@0 239 bool visitRestPar(MRestPar *ins);
michael@0 240 bool visitThrow(MThrow *ins);
michael@0 241 bool visitIn(MIn *ins);
michael@0 242 bool visitInArray(MInArray *ins);
michael@0 243 bool visitInstanceOf(MInstanceOf *ins);
michael@0 244 bool visitCallInstanceOf(MCallInstanceOf *ins);
michael@0 245 bool visitProfilerStackOp(MProfilerStackOp *ins);
michael@0 246 bool visitIsCallable(MIsCallable *ins);
michael@0 247 bool visitHaveSameClass(MHaveSameClass *ins);
michael@0 248 bool visitHasClass(MHasClass *ins);
michael@0 249 bool visitAsmJSLoadGlobalVar(MAsmJSLoadGlobalVar *ins);
michael@0 250 bool visitAsmJSStoreGlobalVar(MAsmJSStoreGlobalVar *ins);
michael@0 251 bool visitAsmJSLoadFFIFunc(MAsmJSLoadFFIFunc *ins);
michael@0 252 bool visitAsmJSParameter(MAsmJSParameter *ins);
michael@0 253 bool visitAsmJSReturn(MAsmJSReturn *ins);
michael@0 254 bool visitAsmJSVoidReturn(MAsmJSVoidReturn *ins);
michael@0 255 bool visitAsmJSPassStackArg(MAsmJSPassStackArg *ins);
michael@0 256 bool visitAsmJSCall(MAsmJSCall *ins);
michael@0 257 bool visitSetDOMProperty(MSetDOMProperty *ins);
michael@0 258 bool visitGetDOMProperty(MGetDOMProperty *ins);
michael@0 259 bool visitGetDOMMember(MGetDOMMember *ins);
michael@0 260 bool visitRecompileCheck(MRecompileCheck *ins);
michael@0 261 };
michael@0 262
michael@0 263 } // namespace jit
michael@0 264 } // namespace js
michael@0 265
michael@0 266 #endif /* jit_Lowering_h */

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