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[JS IR] Use Uint16Array as CharArray's storage

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This commit is contained in:
Sergej Jaskiewicz
2021-11-30 16:54:42 +03:00
committed by Space
parent 67dfe7bed1
commit 86cabf3bb7
3 changed files with 22 additions and 4 deletions
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libraries/stdlib/js-ir/runtime/arrays.kt
+4 -2
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@@ -34,9 +34,11 @@ internal fun booleanArray(size: Int): BooleanArray = withType("BooleanArray", fi
internal fun booleanArrayOf(arr: Array<Boolean>): BooleanArray = withType("BooleanArray", arr.asDynamic().slice()).unsafeCast<BooleanArray>()
internal fun charArray(size: Int): CharArray = withType("CharArray", fillArrayVal(Array<Int>(size), 0)).unsafeCast<CharArray>()
@Suppress("UNUSED_PARAMETER")
internal fun charArray(size: Int): CharArray = withType("CharArray", js("new Uint16Array(size)")).unsafeCast<CharArray>()
internal fun charArrayOf(arr: Array<Char>): CharArray = withType("CharArray", arr.asDynamic().slice()).unsafeCast<CharArray>()
@Suppress("UNUSED_PARAMETER")
internal fun charArrayOf(arr: Array<Char>): CharArray = withType("CharArray", js("new Uint16Array(arr)")).unsafeCast<CharArray>()
internal fun longArray(size: Int): LongArray = withType("LongArray", fillArrayVal(Array<Long>(size), 0L)).unsafeCast<LongArray>()
libraries/stdlib/js-ir/runtime/typeCheckUtils.kt
+1 -1
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@@ -129,7 +129,7 @@ internal fun isChar(@Suppress("UNUSED_PARAMETER") c: Any): Boolean {
internal fun isBooleanArray(a: dynamic): Boolean = isJsArray(a) && a.`$type$` === "BooleanArray"
internal fun isByteArray(a: dynamic): Boolean = jsInstanceOf(a, js("Int8Array"))
internal fun isShortArray(a: dynamic): Boolean = jsInstanceOf(a, js("Int16Array"))
internal fun isCharArray(a: dynamic): Boolean = isJsArray(a) && a.`$type$` === "CharArray"
internal fun isCharArray(a: dynamic): Boolean = jsInstanceOf(a, js("Uint16Array")) && a.`$type$` === "CharArray"
internal fun isIntArray(a: dynamic): Boolean = jsInstanceOf(a, js("Int32Array"))
internal fun isFloatArray(a: dynamic): Boolean = jsInstanceOf(a, js("Float32Array"))
internal fun isDoubleArray(a: dynamic): Boolean = jsInstanceOf(a, js("Float64Array"))