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Add Math.floorMod and Math.floorDiv (#544)

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Ivan Hetman 2020-11-23 10:49:33 +02:00 committed by GitHub
parent bec0f44869
commit 98f5c5da73
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1 changed files with 26 additions and 0 deletions
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26
classlib/src/main/java/org/teavm/classlib/java/lang/TMath.java
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@ -127,6 +127,32 @@ public final class TMath extends TObject {
return (long) (a + signum(a) * 0.5);
}
public static int floorDiv(int a, int b) {
int div = a / b;
return (a ^ b) < 0 && div * b != a ? div - 1 : div;
}
public static long floorDiv(long a, int b) {
return floorDiv(a, (long) b);
}
public static long floorDiv(long a, long b) {
long div = a / b;
return (a ^ b) < 0 && div * b != a ? div - 1 : div;
}
public static int floorMod(int a, int b) {
return a - floorDiv(a, b) * b;
}
public static int floorMod(long a, int b) {
return (int) (a - floorDiv(a, b) * b);
}
public static long floorMod(long a, long b) {
return a - floorDiv(a, b) * b;
}
@Unmanaged
public static double random() {
return PlatformDetector.isC() ? randomC() : randomImpl();