X-Git-Url: https://git.saurik.com/apple/javascriptcore.git/blobdiff_plain/f9bf01c6616d5ddcf65b13b33cedf9e387ff7a63..refs/heads/master:/runtime/Operations.cpp diff --git a/runtime/Operations.cpp b/runtime/Operations.cpp index 0e1887c..5732cfd 100644 --- a/runtime/Operations.cpp +++ b/runtime/Operations.cpp @@ -23,10 +23,9 @@ #include "Operations.h" #include "Error.h" +#include "JSCInlines.h" #include "JSObject.h" #include "JSString.h" -#include -#include #include namespace JSC { @@ -41,65 +40,70 @@ bool JSValue::strictEqualSlowCase(ExecState* exec, JSValue v1, JSValue v2) return strictEqualSlowCaseInline(exec, v1, v2); } -NEVER_INLINE JSValue throwOutOfMemoryError(ExecState* exec) -{ - JSObject* error = Error::create(exec, GeneralError, "Out of memory"); - exec->setException(error); - return error; -} - NEVER_INLINE JSValue jsAddSlowCase(CallFrame* callFrame, JSValue v1, JSValue v2) { // exception for the Date exception in defaultValue() JSValue p1 = v1.toPrimitive(callFrame); JSValue p2 = v2.toPrimitive(callFrame); - if (p1.isString()) { - return p2.isString() - ? jsString(callFrame, asString(p1), asString(p2)) - : jsString(callFrame, asString(p1), p2.toString(callFrame)); - } + if (p1.isString()) + return jsString(callFrame, asString(p1), p2.toString(callFrame)); + if (p2.isString()) return jsString(callFrame, p1.toString(callFrame), asString(p2)); - return jsNumber(callFrame, p1.toNumber(callFrame) + p2.toNumber(callFrame)); + return jsNumber(p1.toNumber(callFrame) + p2.toNumber(callFrame)); } -JSValue jsTypeStringForValue(CallFrame* callFrame, JSValue v) +JSValue jsTypeStringForValue(VM& vm, JSGlobalObject* globalObject, JSValue v) { if (v.isUndefined()) - return jsNontrivialString(callFrame, "undefined"); + return vm.smallStrings.undefinedString(); if (v.isBoolean()) - return jsNontrivialString(callFrame, "boolean"); + return vm.smallStrings.booleanString(); if (v.isNumber()) - return jsNontrivialString(callFrame, "number"); + return vm.smallStrings.numberString(); if (v.isString()) - return jsNontrivialString(callFrame, "string"); + return vm.smallStrings.stringString(); + if (v.isSymbol()) + return vm.smallStrings.symbolString(); if (v.isObject()) { + JSObject* object = asObject(v); // Return "undefined" for objects that should be treated // as null when doing comparisons. - if (asObject(v)->structure()->typeInfo().masqueradesAsUndefined()) - return jsNontrivialString(callFrame, "undefined"); - CallData callData; - if (asObject(v)->getCallData(callData) != CallTypeNone) - return jsNontrivialString(callFrame, "function"); + if (object->structure(vm)->masqueradesAsUndefined(globalObject)) + return vm.smallStrings.undefinedString(); + if (object->type() == JSFunctionType) + return vm.smallStrings.functionString(); + if (object->inlineTypeFlags() & TypeOfShouldCallGetCallData) { + CallData callData; + JSObject* object = asObject(v); + if (object->methodTable(vm)->getCallData(object, callData) != CallTypeNone) + return vm.smallStrings.functionString(); + } } - return jsNontrivialString(callFrame, "object"); + return vm.smallStrings.objectString(); +} + +JSValue jsTypeStringForValue(CallFrame* callFrame, JSValue v) +{ + return jsTypeStringForValue(callFrame->vm(), callFrame->lexicalGlobalObject(), v); } -bool jsIsObjectType(JSValue v) +bool jsIsObjectTypeOrNull(CallFrame* callFrame, JSValue v) { if (!v.isCell()) return v.isNull(); - JSType type = asCell(v)->structure()->typeInfo().type(); - if (type == NumberType || type == StringType) + JSType type = v.asCell()->type(); + if (type == StringType || type == SymbolType) return false; - if (type == ObjectType) { - if (asObject(v)->structure()->typeInfo().masqueradesAsUndefined()) + if (type >= ObjectType) { + if (asObject(v)->structure(callFrame->vm())->masqueradesAsUndefined(callFrame->lexicalGlobalObject())) return false; CallData callData; - if (asObject(v)->getCallData(callData) != CallTypeNone) + JSObject* object = asObject(v); + if (object->methodTable(callFrame->vm())->getCallData(object, callData) != CallTypeNone) return false; } return true; @@ -109,7 +113,8 @@ bool jsIsFunctionType(JSValue v) { if (v.isObject()) { CallData callData; - if (asObject(v)->getCallData(callData) != CallTypeNone) + JSObject* object = asObject(v); + if (object->methodTable()->getCallData(object, callData) != CallTypeNone) return true; } return false;