[K/Wasm] Generate wasm-specific unsigned implementations ^KT-58039 Fixed
This commit is contained in:
Artem Kobzar
@@ -1,25 +1,24 @@
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/*
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* Copyright 2010-2021 JetBrains s.r.o. and Kotlin Programming Language contributors.
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* Copyright 2010-2023 JetBrains s.r.o. and Kotlin Programming Language contributors.
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* Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
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*/
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@file:kotlin.jvm.JvmName("UnsignedKt")
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package kotlin
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@PublishedApi
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internal fun uintCompare(v1: Int, v2: Int): Int = (v1 xor Int.MIN_VALUE).compareTo(v2 xor Int.MIN_VALUE)
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@PublishedApi
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internal fun ulongCompare(v1: Long, v2: Long): Int = (v1 xor Long.MIN_VALUE).compareTo(v2 xor Long.MIN_VALUE)
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@PublishedApi
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internal fun uintDivide(v1: UInt, v2: UInt): UInt = (v1.toLong() / v2.toLong()).toUInt()
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@PublishedApi
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internal fun uintRemainder(v1: UInt, v2: UInt): UInt = (v1.toLong() % v2.toLong()).toUInt()
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import kotlin.internal.InlineOnly
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// CHANGES IN THIS FILE SHOULD BE SYNCED WITH THE SAME CHANGES IN: UnsignedJs.kt and kotlin-native/Unsigned.kt
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// Division and remainder are based on Guava's UnsignedLongs implementation
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// Copyright 2011 The Guava Authors
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@PublishedApi
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internal fun ulongDivide(v1: ULong, v2: ULong): ULong {
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internal actual fun uintRemainder(v1: UInt, v2: UInt): UInt = (v1.toLong() % v2.toLong()).toUInt()
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@PublishedApi
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internal actual fun uintDivide(v1: UInt, v2: UInt): UInt = (v1.toLong() / v2.toLong()).toUInt()
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@PublishedApi
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internal actual fun ulongDivide(v1: ULong, v2: ULong): ULong {
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val dividend = v1.toLong()
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val divisor = v2.toLong()
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if (divisor < 0) { // i.e., divisor >= 2^63:
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@@ -39,7 +38,7 @@ internal fun ulongDivide(v1: ULong, v2: ULong): ULong {
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}
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@PublishedApi
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internal fun ulongRemainder(v1: ULong, v2: ULong): ULong {
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internal actual fun ulongRemainder(v1: ULong, v2: ULong): ULong {
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val dividend = v1.toLong()
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val divisor = v2.toLong()
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if (divisor < 0) { // i.e., divisor >= 2^63:
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@@ -62,44 +61,78 @@ internal fun ulongRemainder(v1: ULong, v2: ULong): ULong {
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}
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@PublishedApi
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internal fun doubleToUInt(v: Double): UInt = when {
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v.isNaN() -> 0u
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v <= UInt.MIN_VALUE.toDouble() -> UInt.MIN_VALUE
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v >= UInt.MAX_VALUE.toDouble() -> UInt.MAX_VALUE
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v <= Int.MAX_VALUE -> v.toInt().toUInt()
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else -> (v - Int.MAX_VALUE).toInt().toUInt() + Int.MAX_VALUE.toUInt() // Int.MAX_VALUE < v < UInt.MAX_VALUE
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internal actual fun uintCompare(v1: Int, v2: Int): Int = (v1 xor Int.MIN_VALUE).compareTo(v2 xor Int.MIN_VALUE)
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@PublishedApi
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internal actual fun ulongCompare(v1: Long, v2: Long): Int = (v1 xor Long.MIN_VALUE).compareTo(v2 xor Long.MIN_VALUE)
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@PublishedApi
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@InlineOnly
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internal actual inline fun uintToULong(value: Int): ULong = ULong(uintToLong(value))
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@PublishedApi
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@InlineOnly
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internal actual inline fun uintToLong(value: Int): Long = value.toLong() and 0xFFFF_FFFF
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@PublishedApi
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@InlineOnly
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internal actual inline fun uintToFloat(value: Int): Float = uintToDouble(value).toFloat()
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@PublishedApi
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@InlineOnly
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internal actual inline fun floatToUInt(value: Float): UInt = doubleToUInt(value.toDouble())
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@PublishedApi
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internal actual fun uintToDouble(value: Int): Double = (value and Int.MAX_VALUE).toDouble() + (value ushr 31 shl 30).toDouble() * 2
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@PublishedApi
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internal actual fun doubleToUInt(value: Double): UInt = when {
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value.isNaN() -> 0u
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value <= UInt.MIN_VALUE.toDouble() -> UInt.MIN_VALUE
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value >= UInt.MAX_VALUE.toDouble() -> UInt.MAX_VALUE
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value <= Int.MAX_VALUE -> value.toInt().toUInt()
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else -> (value - Int.MAX_VALUE).toInt().toUInt() + Int.MAX_VALUE.toUInt() // Int.MAX_VALUE < v < UInt.MAX_VALUE
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}
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@PublishedApi
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internal fun doubleToULong(v: Double): ULong = when {
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v.isNaN() -> 0u
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v <= ULong.MIN_VALUE.toDouble() -> ULong.MIN_VALUE
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v >= ULong.MAX_VALUE.toDouble() -> ULong.MAX_VALUE
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v < Long.MAX_VALUE -> v.toLong().toULong()
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@InlineOnly
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internal actual inline fun ulongToFloat(value: Long): Float = ulongToDouble(value).toFloat()
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@PublishedApi
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@InlineOnly
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internal actual inline fun floatToULong(value: Float): ULong = doubleToULong(value.toDouble())
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@PublishedApi
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internal actual fun ulongToDouble(value: Long): Double = (value ushr 11).toDouble() * 2048 + (value and 2047)
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@PublishedApi
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internal actual fun doubleToULong(value: Double): ULong = when {
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value.isNaN() -> 0u
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value <= ULong.MIN_VALUE.toDouble() -> ULong.MIN_VALUE
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value >= ULong.MAX_VALUE.toDouble() -> ULong.MAX_VALUE
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value < Long.MAX_VALUE -> value.toLong().toULong()
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// Real values from Long.MAX_VALUE to (Long.MAX_VALUE + 1) are not representable in Double, so don't handle them.
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else -> (v - 9223372036854775808.0).toLong().toULong() + 9223372036854775808uL // Long.MAX_VALUE + 1 < v < ULong.MAX_VALUE
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else -> (value - 9223372036854775808.0).toLong().toULong() + 9223372036854775808uL // Long.MAX_VALUE + 1 < v < ULong.MAX_VALUE
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}
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@InlineOnly
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internal actual inline fun uintToString(value: Int): String = uintToLong(value).toString()
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@PublishedApi
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internal fun uintToDouble(v: Int): Double = (v and Int.MAX_VALUE).toDouble() + (v ushr 31 shl 30).toDouble() * 2
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@InlineOnly
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internal actual inline fun uintToString(value: Int, base: Int): String = ulongToString(uintToLong(value), base)
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@PublishedApi
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internal fun ulongToDouble(v: Long): Double = (v ushr 11).toDouble() * 2048 + (v and 2047)
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@InlineOnly
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internal actual inline fun ulongToString(value: Long): String = ulongToString(value, 10)
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internal actual fun ulongToString(value: Long, base: Int): String {
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if (value >= 0) return value.toString(base)
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internal fun ulongToString(v: Long): String = ulongToString(v, 10)
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internal fun ulongToString(v: Long, base: Int): String {
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if (v >= 0) return v.toString(base)
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var quotient = ((v ushr 1) / base) shl 1
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var rem = v - quotient * base
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var quotient = ((value ushr 1) / base) shl 1
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var rem = value - quotient * base
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if (rem >= base) {
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rem -= base
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quotient += 1
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}
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return quotient.toString(base) + rem.toString(base)
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}
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