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/*
* Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
* that can be found in the license/LICENSE.txt file.
*/
package org.jetbrains.kotlin.ir.backend.js
import org.jetbrains.kotlin.builtins.KotlinBuiltIns
import org.jetbrains.kotlin.builtins.PrimitiveType
import org.jetbrains.kotlin.ir.backend.js.ir.JsIrBuilder
import org.jetbrains.kotlin.ir.backend.js.utils.Namer
import org.jetbrains.kotlin.ir.declarations.impl.IrExternalPackageFragmentImpl
import org.jetbrains.kotlin.ir.descriptors.IrBuiltIns
import org.jetbrains.kotlin.ir.symbols.impl.IrExternalPackageFragmentSymbolImpl
import org.jetbrains.kotlin.name.FqName
import org.jetbrains.kotlin.name.Name
import org.jetbrains.kotlin.psi2ir.findSingleFunction
import org.jetbrains.kotlin.types.KotlinType
class JsIntrinsics(private val irBuiltIns: IrBuiltIns, val context: JsIrBackendContext) {
private val externalPackageFragmentSymbol = IrExternalPackageFragmentSymbolImpl(context.internalPackageFragmentDescriptor)
private val externalPackageFragment = IrExternalPackageFragmentImpl(externalPackageFragmentSymbol)
// Equality operations:
val jsEqeq = binOpBool("jsEqeq")
val jsNotEq = binOpBool("jsNotEq")
val jsEqeqeq = binOpBool("jsEqeqeq")
val jsNotEqeq = binOpBool("jsNotEqeq")
val jsGt = binOpBool("jsGt")
val jsGtEq = binOpBool("jsGtEq")
val jsLt = binOpBool("jsLt")
val jsLtEq = binOpBool("jsLtEq")
// Unary operations:
val jsNot = unOpBool("jsNot")
val jsUnaryPlus = unOp("jsUnaryPlus")
val jsUnaryMinus = unOp("jsUnaryMinus")
val jsPrefixInc = unOp("jsPrefixInc")
val jsPostfixInc = unOp("jsPostfixInc")
val jsPrefixDec = unOp("jsPrefixDec")
val jsPostfixDec = unOp("jsPostfixDec")
// Binary operations:
val jsPlus = binOp("jsPlus")
val jsMinus = binOp("jsMinus")
val jsMult = binOp("jsMult")
val jsDiv = binOp("jsDiv")
val jsMod = binOp("jsMod")
val jsPlusAssign = binOp("jsPlusAssign")
val jsMinusAssign = binOp("jsMinusAssign")
val jsMultAssign = binOp("jsMultAssign")
val jsDivAssign = binOp("jsDivAssign")
val jsModAssign = binOp("jsModAssign")
val jsAnd = binOp("jsAnd")
val jsOr = binOp("jsOr")
// Bit operations:
val jsBitAnd = binOpInt("jsBitAnd")
val jsBitOr = binOpInt("jsBitOr")
val jsBitXor = binOpInt("jsBitXor")
val jsBitNot = unOpInt("jsBitNot")
val jsBitShiftR = binOpInt("jsBitShiftR")
val jsBitShiftRU = binOpInt("jsBitShiftRU")
val jsBitShiftL = binOpInt("jsBitShiftL")
// KFunction operations:
val jsName = unOp("kCallableName", irBuiltIns.string)
val jsPropertyGet = binOp("kPropertyGet")
val jsPropertySet = tripleOp("kPropertySet", irBuiltIns.unit)
// Type checks:
val jsInstanceOf = binOpBool("jsInstanceOf")
val jsTypeOf = unOp("jsTypeOf", irBuiltIns.string)
// Number conversions:
val jsNumberToByte = getInternalFunction("numberToByte")
val jsNumberToDouble = getInternalFunction("numberToDouble")
val jsNumberToInt = getInternalFunction("numberToInt")
val jsNumberToShort = getInternalFunction("numberToShort")
val jsNumberToLong = getInternalFunction("numberToLong")
val jsToByte = getInternalFunction("toByte")
val jsToShort = getInternalFunction("toShort")
val jsToLong = getInternalFunction("toLong")
// RTTI:
val isInterfaceSymbol = getInternalFunction("isInterface")
val isArraySymbol = getInternalFunction("isArray")
// val isCharSymbol = getInternalFunction("isChar")
val isObjectSymbol = getInternalFunction("isObject")
val isPrimitiveArray = mapOf(
PrimitiveType.BOOLEAN to getInternalFunction("isBooleanArray"),
PrimitiveType.BYTE to getInternalFunction("isByteArray"),
PrimitiveType.SHORT to getInternalFunction("isShortArray"),
PrimitiveType.CHAR to getInternalFunction("isCharArray"),
PrimitiveType.INT to getInternalFunction("isIntArray"),
PrimitiveType.FLOAT to getInternalFunction("isFloatArray"),
PrimitiveType.LONG to getInternalFunction("isLongArray"),
PrimitiveType.DOUBLE to getInternalFunction("isLongArray")
)
// Other:
val jsObjectCreate = defineObjectCreateIntrinsic() // Object.create
val jsSetJSField = defineSetJSPropertyIntrinsic() // till we don't have dynamic type we use intrinsic which sets a field with any name
val jsCode = getInternalFunction("js") // js("")
val jsHashCode = getInternalFunction("hashCode")
val jsGetObjectHashCode = getInternalFunction("getObjectHashCode")
val jsToString = getInternalFunction("toString")
val jsAnyToString = getInternalFunction("anyToString")
val jsCompareTo = getInternalFunction("compareTo")
val jsEquals = getInternalFunction("equals")
// Coroutines
val jsCoroutineContext = context.symbolTable.referenceSimpleFunction(context.coroutineContextProperty.getter!!)
val jsGetContinuation = context.run {
val f = getInternalFunctions("getContinuation")
symbolTable.referenceSimpleFunction(f.single())
}
val jsGetKClass = getInternalWithoutPackage("getKClass")
val jsGetKClassFromExpression = getInternalWithoutPackage("getKClassFromExpression")
val jsClass = getInternalFunction("jsClass")
val jsNumberRangeToNumber = getInternalFunction("numberRangeToNumber")
val jsNumberRangeToLong = getInternalFunction("numberRangeToLong")
val longConstructor =
context.symbolTable.referenceConstructor(context.getClass(FqName("kotlin.Long")).constructors.single())
val longToDouble = context.symbolTable.referenceSimpleFunction(
context.getClass(FqName("kotlin.Long")).unsubstitutedMemberScope.findSingleFunction(
Name.identifier("toDouble")
)
)
val longToFloat = context.symbolTable.referenceSimpleFunction(
context.getClass(FqName("kotlin.Long")).unsubstitutedMemberScope.findSingleFunction(
Name.identifier("toFloat")
)
)
val charConstructor = context.symbolTable.referenceConstructor(context.getClass(KotlinBuiltIns.FQ_NAMES._char.toSafe()).constructors.single())
val unreachable = defineUnreachableIntrinsic()
val returnIfSuspended = getInternalFunction("returnIfSuspended")
val getContinuation = getInternalFunction("getContinuation")
// Helpers:
private fun getInternalFunction(name: String) =
context.symbolTable.referenceSimpleFunction(context.getInternalFunctions(name).single())
private fun getInternalWithoutPackage(name: String) =
context.symbolTable.referenceSimpleFunction(context.getFunctions(FqName(name)).single())
// TODO: unify how we create intrinsic symbols
private fun defineObjectCreateIntrinsic() =
JsIrBuilder.buildFunction("Object\$create", isInline = true, origin = JsLoweredDeclarationOrigin.JS_INTRINSICS_STUB).also {
val typeParameter = JsIrBuilder.buildTypeParameter(Name.identifier("T"), 0, true)
val anyType = irBuiltIns.anyType
typeParameter.parent = it
typeParameter.superTypes += anyType
it.typeParameters += typeParameter
it.returnType = anyType
it.parent = externalPackageFragment
externalPackageFragment.declarations += it
}
private fun defineSetJSPropertyIntrinsic() =
JsIrBuilder.buildFunction("\$setJSProperty\$", origin = JsLoweredDeclarationOrigin.JS_INTRINSICS_STUB).also {
it.returnType = irBuiltIns.unitType
listOf("receiver", "fieldName", "fieldValue").mapIndexedTo(it.valueParameters) { i, p ->
JsIrBuilder.buildValueParameter(p, i, irBuiltIns.anyType).also { v -> v.parent = it }
}
it.parent = externalPackageFragment
externalPackageFragment.declarations += it
}
private fun defineUnreachableIntrinsic() =
JsIrBuilder.buildFunction(Namer.UNREACHABLE_NAME, origin = JsLoweredDeclarationOrigin.JS_INTRINSICS_STUB).also {
it.returnType = irBuiltIns.nothingType
it.parent = externalPackageFragment
externalPackageFragment.declarations += it
}
private fun unOp(name: String, returnType: KotlinType = irBuiltIns.anyN) =
irBuiltIns.run { defineOperator(name, returnType, listOf(anyN)) }
private fun unOpBool(name: String) = unOp(name, irBuiltIns.bool)
private fun unOpInt(name: String) = unOp(name, irBuiltIns.int)
private fun binOp(name: String, returnType: KotlinType = irBuiltIns.anyN) =
irBuiltIns.run { defineOperator(name, returnType, listOf(anyN, anyN)) }
private fun tripleOp(name: String, returnType: KotlinType = irBuiltIns.anyN) =
irBuiltIns.run { defineOperator(name, returnType, listOf(anyN, anyN, anyN)) }
private fun binOpBool(name: String) = binOp(name, irBuiltIns.bool)
private fun binOpInt(name: String) = binOp(name, irBuiltIns.int)
}
