133 lines
1.6 KiB
Smali
133 lines
1.6 KiB
Smali
.class public final Lorg/kc7bfi/jflac/util/BitMath;
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.super Ljava/lang/Object;
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.source "BitMath.java"
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# direct methods
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.method public constructor <init>()V
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.locals 0
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.line 1
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invoke-direct {p0}, Ljava/lang/Object;-><init>()V
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return-void
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.end method
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.method public static ilog2(I)I
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.locals 1
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const/4 v0, 0x0
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:goto_0
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shr-int/lit8 p0, p0, 0x1
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if-eqz p0, :cond_0
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add-int/lit8 v0, v0, 0x1
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goto :goto_0
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:cond_0
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return v0
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.end method
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.method public static silog2(I)I
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.locals 1
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:goto_0
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const/4 v0, 0x0
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if-nez p0, :cond_0
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return v0
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:cond_0
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if-lez p0, :cond_2
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:goto_1
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if-eqz p0, :cond_1
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add-int/lit8 v0, v0, 0x1
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shr-int/lit8 p0, p0, 0x1
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goto :goto_1
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:cond_1
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add-int/lit8 v0, v0, 0x1
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return v0
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:cond_2
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const/4 v0, -0x1
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if-ne p0, v0, :cond_3
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const/4 p0, 0x2
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return p0
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:cond_3
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add-int/lit8 p0, p0, 0x1
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neg-int p0, p0
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goto :goto_0
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.end method
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.method public static silog2Wide(J)I
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.locals 5
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:goto_0
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const-wide/16 v0, 0x0
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cmp-long v2, p0, v0
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const/4 v3, 0x0
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if-nez v2, :cond_0
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return v3
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:cond_0
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if-lez v2, :cond_2
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:goto_1
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cmp-long v2, p0, v0
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const/4 v4, 0x1
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if-eqz v2, :cond_1
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add-int/lit8 v3, v3, 0x1
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shr-long/2addr p0, v4
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goto :goto_1
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:cond_1
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add-int/2addr v3, v4
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return v3
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:cond_2
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const-wide/16 v0, -0x1
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cmp-long v0, p0, v0
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if-nez v0, :cond_3
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const/4 p0, 0x2
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return p0
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:cond_3
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const-wide/16 v0, 0x1
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add-long/2addr p0, v0
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neg-long p0, p0
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goto :goto_0
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.end method
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