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Add SIZE_BITS and SIZE_BYTES for Double and Float

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Make infinities and NaN constant

(cherry picked from commit 6c616d845756d9901b52aace4bf61608d7dad399)
This commit is contained in:
Ilya Gorbunov
2020-03-04 06:48:08 +03:00
committed by Vasily Levchenko
parent 5c894303e9
commit b91f3c851c
2 changed files with 36 additions and 7 deletions
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backend.native/tests/stdlib_external/utils.kt
+4 -1
View File
@@ -23,4 +23,7 @@ internal actual inline fun testOnNonJvm6And7(f: () -> Unit) {
}
actual fun testOnJvm(action: () -> Unit) {}
actual fun testOnJs(action: () -> Unit) {}
actual fun testOnJs(action: () -> Unit) {}
public actual val isFloat32RangeEnforced: Boolean get() = true
runtime/src/main/kotlin/kotlin/Primitives.kt
+32 -6
View File
@@ -1158,18 +1158,31 @@ public final class Float private constructor() : Number(), Comparable<Float> {
* A constant holding the positive infinity value of Float.
*/
@Suppress("DIVISION_BY_ZERO")
public val POSITIVE_INFINITY: Float = 1.0f / 0.0f
public const val POSITIVE_INFINITY: Float = 1.0f / 0.0f
/**
* A constant holding the negative infinity value of Float.
*/
@Suppress("DIVISION_BY_ZERO")
public val NEGATIVE_INFINITY: Float = -1.0f / 0.0f
public const val NEGATIVE_INFINITY: Float = -1.0f / 0.0f
/**
* A constant holding the "not a number" value of Float.
*/
public val NaN: Float = kotlinx.cinterop.bitsToFloat(0x7fc00000)
@Suppress("DIVISION_BY_ZERO")
public const val NaN: Float = -(0.0f / 0.0f)
/**
* The number of bytes used to represent an instance of Float in a binary form.
*/
@SinceKotlin("1.4")
public const val SIZE_BYTES: Int = 4
/**
* The number of bits used to represent an instance of Float in a binary form.
*/
@SinceKotlin("1.4")
public const val SIZE_BITS: Int = 32
}
/**
@@ -1415,18 +1428,31 @@ public final class Double private constructor() : Number(), Comparable<Double> {
* A constant holding the positive infinity value of Double.
*/
@Suppress("DIVISION_BY_ZERO")
public val POSITIVE_INFINITY: Double = 1.0 / 0.0
public const val POSITIVE_INFINITY: Double = 1.0 / 0.0
/**
* A constant holding the negative infinity value of Double.
*/
@Suppress("DIVISION_BY_ZERO")
public val NEGATIVE_INFINITY: Double = -1.0 / 0.0
public const val NEGATIVE_INFINITY: Double = -1.0 / 0.0
/**
* A constant holding the "not a number" value of Double.
*/
public val NaN: Double = kotlinx.cinterop.bitsToDouble(0x7ff8000000000000L)
@Suppress("DIVISION_BY_ZERO")
public const val NaN: Double = -(0.0 / 0.0)
/**
* The number of bytes used to represent an instance of Double in a binary form.
*/
@SinceKotlin("1.4")
public const val SIZE_BYTES: Int = 8
/**
* The number of bits used to represent an instance of Double in a binary form.
*/
@SinceKotlin("1.4")
public const val SIZE_BITS: Int = 64
}
/**