1.1 --- /dev/null	Thu Jan 01 00:00:00 1970 +0000
     1.2 +++ b/emul/mini/src/main/resources/org/apidesign/vm4brwsr/emul/lang/java_lang_Number.js	Sun Jan 27 10:19:02 2013 +0100
     1.3 @@ -0,0 +1,71 @@
     1.4 +// empty line needed here
     1.5 +Number.prototype.add32 = function(x) { return (this + x) | 0; };
     1.6 +Number.prototype.sub32 = function(x) { return (this - x) | 0; };
     1.7 +Number.prototype.mul32 = function(x) { 
     1.8 +    return (((this * (x >> 16)) << 16) + this * (x & 0xFFFF)) | 0;
     1.9 +};
    1.10 +
    1.11 +Number.prototype.toInt8 = function()  { return (this << 24) >> 24; };
    1.12 +Number.prototype.toInt16 = function() { return (this << 16) >> 16; };
    1.13 +
    1.14 +var Long = function(low, hi) {
    1.15 +    this.low = low;
    1.16 +    this.hi = hi;
    1.17 +};
    1.18 +
    1.19 +function LongFromNumber(x) {
    1.20 +    return new Long(x % 0xFFFFFFFF, Math.floor(x / 0xFFFFFFFF));
    1.21 +};
    1.22 +
    1.23 +function MakeLong(x) {
    1.24 +    if ((x.hi == undefined) && (x.low == undefined)) {
    1.25 +        return LongFromNumber(x);
    1.26 +    }
    1.27 +    return x;
    1.28 +};
    1.29 +
    1.30 +Long.prototype.toInt32 = function() { return this.low | 0; };
    1.31 +Long.prototype.toFP = function() { return this.hi * 0xFFFFFFFF + this.low; };
    1.32 +
    1.33 +Long.prototype.toString = function() {
    1.34 +    return String(this.toFP());
    1.35 +};
    1.36 +
    1.37 +Long.prototype.valueOf = function() {
    1.38 +    return this.toFP();
    1.39 +};
    1.40 +
    1.41 +Long.prototype.compare64 = function(x) {
    1.42 +    if (this.hi == x.hi) {
    1.43 +        return (this.low == x.low) ? 0 : ((this.low < x.low) ? -1 : 1);
    1.44 +    }
    1.45 +    return (this.hi < x.hi) ? -1 : 1;
    1.46 +};
    1.47 +
    1.48 +Long.prototype.add64 = function(x) {
    1.49 +    low = this.low + x.low;
    1.50 +    carry = 0;
    1.51 +    if (low > 0xFFFFFFFF) {
    1.52 +        carry = 1;
    1.53 +        low -= 0xFFFFFFFF;
    1.54 +    }
    1.55 +    hi = (this.hi + x.hi + carry) & 0xFFFFFFFF;
    1.56 +    return new Long(low, hi);
    1.57 +};
    1.58 +
    1.59 +Long.prototype.div64 = function(x) {
    1.60 +    return LongFromNumber(Math.floor(this.toFP() / x.toFP()));
    1.61 +};
    1.62 +
    1.63 +Long.prototype.shl64 = function(x) {
    1.64 +    if (x > 32) {
    1.65 +        hi = (this.low << (x - 32)) & 0xFFFFFFFF;
    1.66 +        low = 0;
    1.67 +    } else {
    1.68 +        hi = (this.hi << x) & 0xFFFFFFFF;
    1.69 +        low_reminder = this.low >> x;
    1.70 +        hi |= low_reminder;
    1.71 +        low = this.low << x;
    1.72 +    }
    1.73 +    return new Long(low, hi);
    1.74 +};