michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
michael@0:  * vim: set ts=8 sts=4 et sw=4 tw=99:
michael@0:  * This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifndef jit_Lowering_h
michael@0: #define jit_Lowering_h
michael@0: 
michael@0: // This file declares the structures that are used for attaching LIR to a
michael@0: // MIRGraph.
michael@0: 
michael@0: #include "jit/LIR.h"
michael@0: #if defined(JS_CODEGEN_X86)
michael@0: # include "jit/x86/Lowering-x86.h"
michael@0: #elif defined(JS_CODEGEN_X64)
michael@0: # include "jit/x64/Lowering-x64.h"
michael@0: #elif defined(JS_CODEGEN_ARM)
michael@0: # include "jit/arm/Lowering-arm.h"
michael@0: #elif defined(JS_CODEGEN_MIPS)
michael@0: # include "jit/mips/Lowering-mips.h"
michael@0: #else
michael@0: # error "Unknown architecture!"
michael@0: #endif
michael@0: 
michael@0: namespace js {
michael@0: namespace jit {
michael@0: 
michael@0: class LIRGenerator : public LIRGeneratorSpecific
michael@0: {
michael@0:     void updateResumeState(MInstruction *ins);
michael@0:     void updateResumeState(MBasicBlock *block);
michael@0: 
michael@0:     // The maximum depth, for framesizeclass determination.
michael@0:     uint32_t maxargslots_;
michael@0: 
michael@0:   public:
michael@0:     LIRGenerator(MIRGenerator *gen, MIRGraph &graph, LIRGraph &lirGraph)
michael@0:       : LIRGeneratorSpecific(gen, graph, lirGraph),
michael@0:         maxargslots_(0)
michael@0:     { }
michael@0: 
michael@0:     bool generate();
michael@0: 
michael@0:   private:
michael@0: 
michael@0:     bool useBoxAtStart(LInstruction *lir, size_t n, MDefinition *mir,
michael@0:                        LUse::Policy policy = LUse::REGISTER) {
michael@0:         return useBox(lir, n, mir, policy, true);
michael@0:     }
michael@0: 
michael@0:     bool lowerBitOp(JSOp op, MInstruction *ins);
michael@0:     bool lowerShiftOp(JSOp op, MShiftInstruction *ins);
michael@0:     bool lowerBinaryV(JSOp op, MBinaryInstruction *ins);
michael@0:     bool precreatePhi(LBlock *block, MPhi *phi);
michael@0:     bool definePhis();
michael@0: 
michael@0:     bool lowerCallArguments(MCall *call);
michael@0: 
michael@0:   public:
michael@0:     bool visitInstruction(MInstruction *ins);
michael@0:     bool visitBlock(MBasicBlock *block);
michael@0: 
michael@0:     // Visitor hooks are explicit, to give CPU-specific versions a chance to
michael@0:     // intercept without a bunch of explicit gunk in the .cpp.
michael@0:     bool visitCloneLiteral(MCloneLiteral *ins);
michael@0:     bool visitParameter(MParameter *param);
michael@0:     bool visitCallee(MCallee *callee);
michael@0:     bool visitGoto(MGoto *ins);
michael@0:     bool visitTableSwitch(MTableSwitch *tableswitch);
michael@0:     bool visitNewSlots(MNewSlots *ins);
michael@0:     bool visitNewArray(MNewArray *ins);
michael@0:     bool visitNewObject(MNewObject *ins);
michael@0:     bool visitNewDeclEnvObject(MNewDeclEnvObject *ins);
michael@0:     bool visitNewCallObject(MNewCallObject *ins);
michael@0:     bool visitNewRunOnceCallObject(MNewRunOnceCallObject *ins);
michael@0:     bool visitNewStringObject(MNewStringObject *ins);
michael@0:     bool visitNewDerivedTypedObject(MNewDerivedTypedObject *ins);
michael@0:     bool visitNewPar(MNewPar *ins);
michael@0:     bool visitNewCallObjectPar(MNewCallObjectPar *ins);
michael@0:     bool visitNewDenseArrayPar(MNewDenseArrayPar *ins);
michael@0:     bool visitAbortPar(MAbortPar *ins);
michael@0:     bool visitInitElem(MInitElem *ins);
michael@0:     bool visitInitElemGetterSetter(MInitElemGetterSetter *ins);
michael@0:     bool visitMutateProto(MMutateProto *ins);
michael@0:     bool visitInitProp(MInitProp *ins);
michael@0:     bool visitInitPropGetterSetter(MInitPropGetterSetter *ins);
michael@0:     bool visitCheckOverRecursed(MCheckOverRecursed *ins);
michael@0:     bool visitCheckOverRecursedPar(MCheckOverRecursedPar *ins);
michael@0:     bool visitDefVar(MDefVar *ins);
michael@0:     bool visitDefFun(MDefFun *ins);
michael@0:     bool visitCreateThisWithTemplate(MCreateThisWithTemplate *ins);
michael@0:     bool visitCreateThisWithProto(MCreateThisWithProto *ins);
michael@0:     bool visitCreateThis(MCreateThis *ins);
michael@0:     bool visitCreateArgumentsObject(MCreateArgumentsObject *ins);
michael@0:     bool visitGetArgumentsObjectArg(MGetArgumentsObjectArg *ins);
michael@0:     bool visitSetArgumentsObjectArg(MSetArgumentsObjectArg *ins);
michael@0:     bool visitReturnFromCtor(MReturnFromCtor *ins);
michael@0:     bool visitComputeThis(MComputeThis *ins);
michael@0:     bool visitLoadArrowThis(MLoadArrowThis *ins);
michael@0:     bool visitCall(MCall *call);
michael@0:     bool visitApplyArgs(MApplyArgs *apply);
michael@0:     bool visitArraySplice(MArraySplice *splice);
michael@0:     bool visitBail(MBail *bail);
michael@0:     bool visitAssertFloat32(MAssertFloat32 *ins);
michael@0:     bool visitGetDynamicName(MGetDynamicName *ins);
michael@0:     bool visitFilterArgumentsOrEval(MFilterArgumentsOrEval *ins);
michael@0:     bool visitCallDirectEval(MCallDirectEval *ins);
michael@0:     bool visitTest(MTest *test);
michael@0:     bool visitFunctionDispatch(MFunctionDispatch *ins);
michael@0:     bool visitTypeObjectDispatch(MTypeObjectDispatch *ins);
michael@0:     bool visitCompare(MCompare *comp);
michael@0:     bool visitTypeOf(MTypeOf *ins);
michael@0:     bool visitToId(MToId *ins);
michael@0:     bool visitBitNot(MBitNot *ins);
michael@0:     bool visitBitAnd(MBitAnd *ins);
michael@0:     bool visitBitOr(MBitOr *ins);
michael@0:     bool visitBitXor(MBitXor *ins);
michael@0:     bool visitLsh(MLsh *ins);
michael@0:     bool visitRsh(MRsh *ins);
michael@0:     bool visitUrsh(MUrsh *ins);
michael@0:     bool visitFloor(MFloor *ins);
michael@0:     bool visitRound(MRound *ins);
michael@0:     bool visitMinMax(MMinMax *ins);
michael@0:     bool visitAbs(MAbs *ins);
michael@0:     bool visitSqrt(MSqrt *ins);
michael@0:     bool visitAtan2(MAtan2 *ins);
michael@0:     bool visitHypot(MHypot *ins);
michael@0:     bool visitPow(MPow *ins);
michael@0:     bool visitRandom(MRandom *ins);
michael@0:     bool visitMathFunction(MMathFunction *ins);
michael@0:     bool visitAdd(MAdd *ins);
michael@0:     bool visitSub(MSub *ins);
michael@0:     bool visitMul(MMul *ins);
michael@0:     bool visitDiv(MDiv *ins);
michael@0:     bool visitMod(MMod *ins);
michael@0:     bool visitConcat(MConcat *ins);
michael@0:     bool visitConcatPar(MConcatPar *ins);
michael@0:     bool visitCharCodeAt(MCharCodeAt *ins);
michael@0:     bool visitFromCharCode(MFromCharCode *ins);
michael@0:     bool visitStringSplit(MStringSplit *ins);
michael@0:     bool visitStart(MStart *start);
michael@0:     bool visitOsrEntry(MOsrEntry *entry);
michael@0:     bool visitNop(MNop *nop);
michael@0:     bool visitOsrValue(MOsrValue *value);
michael@0:     bool visitOsrScopeChain(MOsrScopeChain *object);
michael@0:     bool visitOsrReturnValue(MOsrReturnValue *value);
michael@0:     bool visitOsrArgumentsObject(MOsrArgumentsObject *object);
michael@0:     bool visitToDouble(MToDouble *convert);
michael@0:     bool visitToFloat32(MToFloat32 *convert);
michael@0:     bool visitToInt32(MToInt32 *convert);
michael@0:     bool visitTruncateToInt32(MTruncateToInt32 *truncate);
michael@0:     bool visitToString(MToString *convert);
michael@0:     bool visitRegExp(MRegExp *ins);
michael@0:     bool visitRegExpExec(MRegExpExec *ins);
michael@0:     bool visitRegExpTest(MRegExpTest *ins);
michael@0:     bool visitRegExpReplace(MRegExpReplace *ins);
michael@0:     bool visitStringReplace(MStringReplace *ins);
michael@0:     bool visitLambda(MLambda *ins);
michael@0:     bool visitLambdaArrow(MLambdaArrow *ins);
michael@0:     bool visitLambdaPar(MLambdaPar *ins);
michael@0:     bool visitImplicitThis(MImplicitThis *ins);
michael@0:     bool visitSlots(MSlots *ins);
michael@0:     bool visitElements(MElements *ins);
michael@0:     bool visitConstantElements(MConstantElements *ins);
michael@0:     bool visitConvertElementsToDoubles(MConvertElementsToDoubles *ins);
michael@0:     bool visitMaybeToDoubleElement(MMaybeToDoubleElement *ins);
michael@0:     bool visitLoadSlot(MLoadSlot *ins);
michael@0:     bool visitFunctionEnvironment(MFunctionEnvironment *ins);
michael@0:     bool visitForkJoinContext(MForkJoinContext *ins);
michael@0:     bool visitGuardThreadExclusive(MGuardThreadExclusive *ins);
michael@0:     bool visitInterruptCheck(MInterruptCheck *ins);
michael@0:     bool visitInterruptCheckPar(MInterruptCheckPar *ins);
michael@0:     bool visitStoreSlot(MStoreSlot *ins);
michael@0:     bool visitFilterTypeSet(MFilterTypeSet *ins);
michael@0:     bool visitTypeBarrier(MTypeBarrier *ins);
michael@0:     bool visitMonitorTypes(MMonitorTypes *ins);
michael@0:     bool visitPostWriteBarrier(MPostWriteBarrier *ins);
michael@0:     bool visitArrayLength(MArrayLength *ins);
michael@0:     bool visitSetArrayLength(MSetArrayLength *ins);
michael@0:     bool visitTypedArrayLength(MTypedArrayLength *ins);
michael@0:     bool visitTypedArrayElements(MTypedArrayElements *ins);
michael@0:     bool visitNeuterCheck(MNeuterCheck *lir);
michael@0:     bool visitTypedObjectElements(MTypedObjectElements *ins);
michael@0:     bool visitSetTypedObjectOffset(MSetTypedObjectOffset *ins);
michael@0:     bool visitInitializedLength(MInitializedLength *ins);
michael@0:     bool visitSetInitializedLength(MSetInitializedLength *ins);
michael@0:     bool visitNot(MNot *ins);
michael@0:     bool visitBoundsCheck(MBoundsCheck *ins);
michael@0:     bool visitBoundsCheckLower(MBoundsCheckLower *ins);
michael@0:     bool visitLoadElement(MLoadElement *ins);
michael@0:     bool visitLoadElementHole(MLoadElementHole *ins);
michael@0:     bool visitStoreElement(MStoreElement *ins);
michael@0:     bool visitStoreElementHole(MStoreElementHole *ins);
michael@0:     bool visitEffectiveAddress(MEffectiveAddress *ins);
michael@0:     bool visitArrayPopShift(MArrayPopShift *ins);
michael@0:     bool visitArrayPush(MArrayPush *ins);
michael@0:     bool visitArrayConcat(MArrayConcat *ins);
michael@0:     bool visitLoadTypedArrayElement(MLoadTypedArrayElement *ins);
michael@0:     bool visitLoadTypedArrayElementHole(MLoadTypedArrayElementHole *ins);
michael@0:     bool visitLoadTypedArrayElementStatic(MLoadTypedArrayElementStatic *ins);
michael@0:     bool visitStoreTypedArrayElement(MStoreTypedArrayElement *ins);
michael@0:     bool visitStoreTypedArrayElementHole(MStoreTypedArrayElementHole *ins);
michael@0:     bool visitClampToUint8(MClampToUint8 *ins);
michael@0:     bool visitLoadFixedSlot(MLoadFixedSlot *ins);
michael@0:     bool visitStoreFixedSlot(MStoreFixedSlot *ins);
michael@0:     bool visitGetPropertyCache(MGetPropertyCache *ins);
michael@0:     bool visitGetPropertyPolymorphic(MGetPropertyPolymorphic *ins);
michael@0:     bool visitSetPropertyPolymorphic(MSetPropertyPolymorphic *ins);
michael@0:     bool visitGetElementCache(MGetElementCache *ins);
michael@0:     bool visitBindNameCache(MBindNameCache *ins);
michael@0:     bool visitGuardObjectIdentity(MGuardObjectIdentity *ins);
michael@0:     bool visitGuardClass(MGuardClass *ins);
michael@0:     bool visitGuardObject(MGuardObject *ins);
michael@0:     bool visitGuardString(MGuardString *ins);
michael@0:     bool visitAssertRange(MAssertRange *ins);
michael@0:     bool visitCallGetProperty(MCallGetProperty *ins);
michael@0:     bool visitDeleteProperty(MDeleteProperty *ins);
michael@0:     bool visitDeleteElement(MDeleteElement *ins);
michael@0:     bool visitGetNameCache(MGetNameCache *ins);
michael@0:     bool visitCallGetIntrinsicValue(MCallGetIntrinsicValue *ins);
michael@0:     bool visitCallsiteCloneCache(MCallsiteCloneCache *ins);
michael@0:     bool visitCallGetElement(MCallGetElement *ins);
michael@0:     bool visitCallSetElement(MCallSetElement *ins);
michael@0:     bool visitCallInitElementArray(MCallInitElementArray *ins);
michael@0:     bool visitSetPropertyCache(MSetPropertyCache *ins);
michael@0:     bool visitSetElementCache(MSetElementCache *ins);
michael@0:     bool visitCallSetProperty(MCallSetProperty *ins);
michael@0:     bool visitIteratorStart(MIteratorStart *ins);
michael@0:     bool visitIteratorNext(MIteratorNext *ins);
michael@0:     bool visitIteratorMore(MIteratorMore *ins);
michael@0:     bool visitIteratorEnd(MIteratorEnd *ins);
michael@0:     bool visitStringLength(MStringLength *ins);
michael@0:     bool visitArgumentsLength(MArgumentsLength *ins);
michael@0:     bool visitGetFrameArgument(MGetFrameArgument *ins);
michael@0:     bool visitSetFrameArgument(MSetFrameArgument *ins);
michael@0:     bool visitRunOncePrologue(MRunOncePrologue *ins);
michael@0:     bool visitRest(MRest *ins);
michael@0:     bool visitRestPar(MRestPar *ins);
michael@0:     bool visitThrow(MThrow *ins);
michael@0:     bool visitIn(MIn *ins);
michael@0:     bool visitInArray(MInArray *ins);
michael@0:     bool visitInstanceOf(MInstanceOf *ins);
michael@0:     bool visitCallInstanceOf(MCallInstanceOf *ins);
michael@0:     bool visitProfilerStackOp(MProfilerStackOp *ins);
michael@0:     bool visitIsCallable(MIsCallable *ins);
michael@0:     bool visitHaveSameClass(MHaveSameClass *ins);
michael@0:     bool visitHasClass(MHasClass *ins);
michael@0:     bool visitAsmJSLoadGlobalVar(MAsmJSLoadGlobalVar *ins);
michael@0:     bool visitAsmJSStoreGlobalVar(MAsmJSStoreGlobalVar *ins);
michael@0:     bool visitAsmJSLoadFFIFunc(MAsmJSLoadFFIFunc *ins);
michael@0:     bool visitAsmJSParameter(MAsmJSParameter *ins);
michael@0:     bool visitAsmJSReturn(MAsmJSReturn *ins);
michael@0:     bool visitAsmJSVoidReturn(MAsmJSVoidReturn *ins);
michael@0:     bool visitAsmJSPassStackArg(MAsmJSPassStackArg *ins);
michael@0:     bool visitAsmJSCall(MAsmJSCall *ins);
michael@0:     bool visitSetDOMProperty(MSetDOMProperty *ins);
michael@0:     bool visitGetDOMProperty(MGetDOMProperty *ins);
michael@0:     bool visitGetDOMMember(MGetDOMMember *ins);
michael@0:     bool visitRecompileCheck(MRecompileCheck *ins);
michael@0: };
michael@0: 
michael@0: } // namespace jit
michael@0: } // namespace js
michael@0: 
michael@0: #endif /* jit_Lowering_h */