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kingoit_camera_panoramic/smali/com/google/common/math/BigIntegerMath.smali

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今奥全景相机
2 years ago
.class public final Lcom/google/common/math/BigIntegerMath;
.super Ljava/lang/Object;
.source "BigIntegerMath.java"
# annotations
.annotation build Lcom/google/common/annotations/GwtCompatible;
emulated = true
.end annotation
.annotation system Ldalvik/annotation/MemberClasses;
value = {
Lcom/google/common/math/BigIntegerMath$1;
}
.end annotation
# static fields
.field private static final LN_10:D
.field private static final LN_2:D
.field static final SQRT2_PRECOMPUTED_BITS:Ljava/math/BigInteger;
.annotation build Lcom/google/common/annotations/VisibleForTesting;
.end annotation
.end field
.field static final SQRT2_PRECOMPUTE_THRESHOLD:I = 0x100
.annotation build Lcom/google/common/annotations/VisibleForTesting;
.end annotation
.end field
# direct methods
.method static constructor <clinit>()V
.locals 3
.prologue
.line 117
new-instance v0, Ljava/math/BigInteger;
const-string v1, "16a09e667f3bcc908b2fb1366ea957d3e3adec17512775099da2f590b0667322a"
const/16 v2, 0x10
invoke-direct {v0, v1, v2}, Ljava/math/BigInteger;-><init>(Ljava/lang/String;I)V
sput-object v0, Lcom/google/common/math/BigIntegerMath;->SQRT2_PRECOMPUTED_BITS:Ljava/math/BigInteger;
.line 195
const-wide/high16 v0, 0x4024000000000000L # 10.0
invoke-static {v0, v1}, Ljava/lang/Math;->log(D)D
move-result-wide v0
sput-wide v0, Lcom/google/common/math/BigIntegerMath;->LN_10:D
.line 196
const-wide/high16 v0, 0x4000000000000000L # 2.0
invoke-static {v0, v1}, Ljava/lang/Math;->log(D)D
move-result-wide v0
sput-wide v0, Lcom/google/common/math/BigIntegerMath;->LN_2:D
return-void
.end method
.method private constructor <init>()V
.locals 0
.prologue
.line 453
invoke-direct {p0}, Ljava/lang/Object;-><init>()V
return-void
.end method
.method public static binomial(II)Ljava/math/BigInteger;
.locals 14
.prologue
const/4 v2, 0x0
const/4 v1, 0x1
.line 401
const-string v0, "n"
invoke-static {v0, p0}, Lcom/google/common/math/MathPreconditions;->checkNonNegative(Ljava/lang/String;I)I
.line 402
const-string v0, "k"
invoke-static {v0, p1}, Lcom/google/common/math/MathPreconditions;->checkNonNegative(Ljava/lang/String;I)I
.line 403
if-gt p1, p0, :cond_1
move v0, v1
:goto_0
const-string v3, "k (%s) > n (%s)"
const/4 v4, 0x2
new-array v4, v4, [Ljava/lang/Object;
invoke-static {p1}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;
move-result-object v5
aput-object v5, v4, v2
invoke-static {p0}, Ljava/lang/Integer;->valueOf(I)Ljava/lang/Integer;
move-result-object v2
aput-object v2, v4, v1
invoke-static {v0, v3, v4}, Lcom/google/common/base/Preconditions;->checkArgument(ZLjava/lang/String;[Ljava/lang/Object;)V
.line 404
shr-int/lit8 v0, p0, 0x1
if-le p1, v0, :cond_0
.line 405
sub-int p1, p0, p1
.line 407
:cond_0
sget-object v0, Lcom/google/common/math/LongMath;->biggestBinomials:[I
array-length v0, v0
if-ge p1, v0, :cond_2
sget-object v0, Lcom/google/common/math/LongMath;->biggestBinomials:[I
aget v0, v0, p1
if-gt p0, v0, :cond_2
.line 408
invoke-static {p0, p1}, Lcom/google/common/math/LongMath;->binomial(II)J
move-result-wide v0
invoke-static {v0, v1}, Ljava/math/BigInteger;->valueOf(J)Ljava/math/BigInteger;
move-result-object v0
.line 442
:goto_1
return-object v0
:cond_1
move v0, v2
.line 403
goto :goto_0
.line 411
:cond_2
sget-object v0, Ljava/math/BigInteger;->ONE:Ljava/math/BigInteger;
.line 413
int-to-long v6, p0
.line 414
const-wide/16 v4, 0x1
.line 416
int-to-long v2, p0
sget-object v8, Ljava/math/RoundingMode;->CEILING:Ljava/math/RoundingMode;
invoke-static {v2, v3, v8}, Lcom/google/common/math/LongMath;->log2(JLjava/math/RoundingMode;)I
move-result v2
move v8, v1
move-object v1, v0
move v0, v2
.line 420
:goto_2
if-ge v8, p1, :cond_4
.line 421
sub-int v9, p0, v8
.line 422
add-int/lit8 v10, v8, 0x1
.line 426
add-int v3, v0, v2
const/16 v11, 0x3f
if-lt v3, v11, :cond_3
.line 429
invoke-static {v6, v7}, Ljava/math/BigInteger;->valueOf(J)Ljava/math/BigInteger;
move-result-object v0
invoke-virtual {v1, v0}, Ljava/math/BigInteger;->multiply(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v0
invoke-static {v4, v5}, Ljava/math/BigInteger;->valueOf(J)Ljava/math/BigInteger;
move-result-object v1
invoke-virtual {v0, v1}, Ljava/math/BigInteger;->divide(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v3
.line 432
int-to-long v4, v9
.line 433
int-to-long v0, v10
move-wide v6, v4
move-wide v4, v0
move v0, v2
move-object v1, v3
.line 420
:goto_3
add-int/lit8 v3, v8, 0x1
move v8, v3
goto :goto_2
.line 437
:cond_3
int-to-long v12, v9
mul-long/2addr v6, v12
.line 438
int-to-long v10, v10
mul-long/2addr v4, v10
.line 439
add-int/2addr v0, v2
goto :goto_3
.line 442
:cond_4
invoke-static {v6, v7}, Ljava/math/BigInteger;->valueOf(J)Ljava/math/BigInteger;
move-result-object v0
invoke-virtual {v1, v0}, Ljava/math/BigInteger;->multiply(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v0
invoke-static {v4, v5}, Ljava/math/BigInteger;->valueOf(J)Ljava/math/BigInteger;
move-result-object v1
invoke-virtual {v0, v1}, Ljava/math/BigInteger;->divide(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v0
goto :goto_1
.end method
.method public static divide(Ljava/math/BigInteger;Ljava/math/BigInteger;Ljava/math/RoundingMode;)Ljava/math/BigInteger;
.locals 3
.annotation build Lcom/google/common/annotations/GwtIncompatible;
value = "TODO"
.end annotation
.prologue
.line 299
new-instance v0, Ljava/math/BigDecimal;
invoke-direct {v0, p0}, Ljava/math/BigDecimal;-><init>(Ljava/math/BigInteger;)V
.line 300
new-instance v1, Ljava/math/BigDecimal;
invoke-direct {v1, p1}, Ljava/math/BigDecimal;-><init>(Ljava/math/BigInteger;)V
.line 301
const/4 v2, 0x0
invoke-virtual {v0, v1, v2, p2}, Ljava/math/BigDecimal;->divide(Ljava/math/BigDecimal;ILjava/math/RoundingMode;)Ljava/math/BigDecimal;
move-result-object v0
invoke-virtual {v0}, Ljava/math/BigDecimal;->toBigIntegerExact()Ljava/math/BigInteger;
move-result-object v0
return-object v0
.end method
.method public static factorial(I)Ljava/math/BigInteger;
.locals 18
.prologue
.line 317
const-string v2, "n"
move/from16 v0, p0
invoke-static {v2, v0}, Lcom/google/common/math/MathPreconditions;->checkNonNegative(Ljava/lang/String;I)I
.line 320
sget-object v2, Lcom/google/common/math/LongMath;->factorials:[J
array-length v2, v2
move/from16 v0, p0
if-ge v0, v2, :cond_0
.line 321
sget-object v2, Lcom/google/common/math/LongMath;->factorials:[J
aget-wide v2, v2, p0
invoke-static {v2, v3}, Ljava/math/BigInteger;->valueOf(J)Ljava/math/BigInteger;
move-result-object v2
.line 368
:goto_0
return-object v2
.line 325
:cond_0
sget-object v2, Ljava/math/RoundingMode;->CEILING:Ljava/math/RoundingMode;
move/from16 v0, p0
invoke-static {v0, v2}, Lcom/google/common/math/IntMath;->log2(ILjava/math/RoundingMode;)I
move-result v2
mul-int v2, v2, p0
const/16 v3, 0x40
sget-object v4, Ljava/math/RoundingMode;->CEILING:Ljava/math/RoundingMode;
invoke-static {v2, v3, v4}, Lcom/google/common/math/IntMath;->divide(IILjava/math/RoundingMode;)I
move-result v2
.line 326
new-instance v12, Ljava/util/ArrayList;
invoke-direct {v12, v2}, Ljava/util/ArrayList;-><init>(I)V
.line 329
sget-object v2, Lcom/google/common/math/LongMath;->factorials:[J
array-length v2, v2
.line 330
sget-object v3, Lcom/google/common/math/LongMath;->factorials:[J
add-int/lit8 v4, v2, -0x1
aget-wide v4, v3, v4
.line 332
invoke-static {v4, v5}, Ljava/lang/Long;->numberOfTrailingZeros(J)I
move-result v7
.line 333
shr-long v8, v4, v7
.line 336
sget-object v3, Ljava/math/RoundingMode;->FLOOR:Ljava/math/RoundingMode;
invoke-static {v8, v9, v3}, Lcom/google/common/math/LongMath;->log2(JLjava/math/RoundingMode;)I
move-result v3
add-int/lit8 v6, v3, 0x1
.line 337
int-to-long v4, v2
sget-object v3, Ljava/math/RoundingMode;->FLOOR:Ljava/math/RoundingMode;
invoke-static {v4, v5, v3}, Lcom/google/common/math/LongMath;->log2(JLjava/math/RoundingMode;)I
move-result v3
add-int/lit8 v5, v3, 0x1
.line 339
const/4 v3, 0x1
add-int/lit8 v4, v5, -0x1
shl-int v4, v3, v4
.line 342
int-to-long v2, v2
move-wide/from16 v16, v2
move v2, v4
move v3, v5
move-wide v4, v8
move v8, v6
move v9, v7
move-wide/from16 v6, v16
:goto_1
move/from16 v0, p0
int-to-long v10, v0
cmp-long v10, v6, v10
if-gtz v10, :cond_3
.line 344
int-to-long v10, v2
and-long/2addr v10, v6
const-wide/16 v14, 0x0
cmp-long v10, v10, v14
if-eqz v10, :cond_1
.line 345
shl-int/lit8 v2, v2, 0x1
.line 346
add-int/lit8 v3, v3, 0x1
.line 349
:cond_1
invoke-static {v6, v7}, Ljava/lang/Long;->numberOfTrailingZeros(J)I
move-result v10
.line 350
shr-long v14, v6, v10
.line 351
add-int/2addr v9, v10
.line 353
sub-int v10, v3, v10
.line 355
add-int/2addr v8, v10
const/16 v10, 0x40
if-lt v8, v10, :cond_2
.line 356
invoke-static {v4, v5}, Ljava/math/BigInteger;->valueOf(J)Ljava/math/BigInteger;
move-result-object v4
invoke-virtual {v12, v4}, Ljava/util/ArrayList;->add(Ljava/lang/Object;)Z
.line 357
const-wide/16 v4, 0x1
.line 360
:cond_2
mul-long v10, v4, v14
.line 361
sget-object v4, Ljava/math/RoundingMode;->FLOOR:Ljava/math/RoundingMode;
invoke-static {v10, v11, v4}, Lcom/google/common/math/LongMath;->log2(JLjava/math/RoundingMode;)I
move-result v4
add-int/lit8 v8, v4, 0x1
.line 342
const-wide/16 v4, 0x1
add-long/2addr v4, v6
move-wide v6, v4
move-wide v4, v10
goto :goto_1
.line 364
:cond_3
const-wide/16 v2, 0x1
cmp-long v2, v4, v2
if-lez v2, :cond_4
.line 365
invoke-static {v4, v5}, Ljava/math/BigInteger;->valueOf(J)Ljava/math/BigInteger;
move-result-object v2
invoke-virtual {v12, v2}, Ljava/util/ArrayList;->add(Ljava/lang/Object;)Z
.line 368
:cond_4
invoke-static {v12}, Lcom/google/common/math/BigIntegerMath;->listProduct(Ljava/util/List;)Ljava/math/BigInteger;
move-result-object v2
invoke-virtual {v2, v9}, Ljava/math/BigInteger;->shiftLeft(I)Ljava/math/BigInteger;
move-result-object v2
goto/16 :goto_0
.end method
.method static fitsInLong(Ljava/math/BigInteger;)Z
.locals 2
.annotation build Lcom/google/common/annotations/GwtIncompatible;
value = "TODO"
.end annotation
.prologue
.line 450
invoke-virtual {p0}, Ljava/math/BigInteger;->bitLength()I
move-result v0
const/16 v1, 0x3f
if-gt v0, v1, :cond_0
const/4 v0, 0x1
:goto_0
return v0
:cond_0
const/4 v0, 0x0
goto :goto_0
.end method
.method public static isPowerOfTwo(Ljava/math/BigInteger;)Z
.locals 2
.prologue
.line 56
invoke-static {p0}, Lcom/google/common/base/Preconditions;->checkNotNull(Ljava/lang/Object;)Ljava/lang/Object;
.line 57
invoke-virtual {p0}, Ljava/math/BigInteger;->signum()I
move-result v0
if-lez v0, :cond_0
invoke-virtual {p0}, Ljava/math/BigInteger;->getLowestSetBit()I
move-result v0
invoke-virtual {p0}, Ljava/math/BigInteger;->bitLength()I
move-result v1
add-int/lit8 v1, v1, -0x1
if-ne v0, v1, :cond_0
const/4 v0, 0x1
:goto_0
return v0
:cond_0
const/4 v0, 0x0
goto :goto_0
.end method
.method static listProduct(Ljava/util/List;)Ljava/math/BigInteger;
.locals 2
.annotation system Ldalvik/annotation/Signature;
value = {
"(",
"Ljava/util/List",
"<",
"Ljava/math/BigInteger;",
">;)",
"Ljava/math/BigInteger;"
}
.end annotation
.prologue
.line 372
const/4 v0, 0x0
invoke-interface {p0}, Ljava/util/List;->size()I
move-result v1
invoke-static {p0, v0, v1}, Lcom/google/common/math/BigIntegerMath;->listProduct(Ljava/util/List;II)Ljava/math/BigInteger;
move-result-object v0
return-object v0
.end method
.method static listProduct(Ljava/util/List;II)Ljava/math/BigInteger;
.locals 2
.annotation system Ldalvik/annotation/Signature;
value = {
"(",
"Ljava/util/List",
"<",
"Ljava/math/BigInteger;",
">;II)",
"Ljava/math/BigInteger;"
}
.end annotation
.prologue
.line 376
sub-int v0, p2, p1
packed-switch v0, :pswitch_data_0
.line 387
add-int v0, p2, p1
ushr-int/lit8 v0, v0, 0x1
.line 388
invoke-static {p0, p1, v0}, Lcom/google/common/math/BigIntegerMath;->listProduct(Ljava/util/List;II)Ljava/math/BigInteger;
move-result-object v1
invoke-static {p0, v0, p2}, Lcom/google/common/math/BigIntegerMath;->listProduct(Ljava/util/List;II)Ljava/math/BigInteger;
move-result-object v0
invoke-virtual {v1, v0}, Ljava/math/BigInteger;->multiply(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v0
:goto_0
return-object v0
.line 378
:pswitch_0
sget-object v0, Ljava/math/BigInteger;->ONE:Ljava/math/BigInteger;
goto :goto_0
.line 380
:pswitch_1
invoke-interface {p0, p1}, Ljava/util/List;->get(I)Ljava/lang/Object;
move-result-object v0
check-cast v0, Ljava/math/BigInteger;
goto :goto_0
.line 382
:pswitch_2
invoke-interface {p0, p1}, Ljava/util/List;->get(I)Ljava/lang/Object;
move-result-object v0
check-cast v0, Ljava/math/BigInteger;
add-int/lit8 v1, p1, 0x1
invoke-interface {p0, v1}, Ljava/util/List;->get(I)Ljava/lang/Object;
move-result-object v1
check-cast v1, Ljava/math/BigInteger;
invoke-virtual {v0, v1}, Ljava/math/BigInteger;->multiply(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v0
goto :goto_0
.line 384
:pswitch_3
invoke-interface {p0, p1}, Ljava/util/List;->get(I)Ljava/lang/Object;
move-result-object v0
check-cast v0, Ljava/math/BigInteger;
add-int/lit8 v1, p1, 0x1
invoke-interface {p0, v1}, Ljava/util/List;->get(I)Ljava/lang/Object;
move-result-object v1
check-cast v1, Ljava/math/BigInteger;
invoke-virtual {v0, v1}, Ljava/math/BigInteger;->multiply(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v1
add-int/lit8 v0, p1, 0x2
invoke-interface {p0, v0}, Ljava/util/List;->get(I)Ljava/lang/Object;
move-result-object v0
check-cast v0, Ljava/math/BigInteger;
invoke-virtual {v1, v0}, Ljava/math/BigInteger;->multiply(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v0
goto :goto_0
.line 376
:pswitch_data_0
.packed-switch 0x0
:pswitch_0
:pswitch_1
:pswitch_2
:pswitch_3
.end packed-switch
.end method
.method public static log10(Ljava/math/BigInteger;Ljava/math/RoundingMode;)I
.locals 8
.annotation build Lcom/google/common/annotations/GwtIncompatible;
value = "TODO"
.end annotation
.prologue
const/4 v5, 0x2
.line 130
const-string v0, "x"
invoke-static {v0, p0}, Lcom/google/common/math/MathPreconditions;->checkPositive(Ljava/lang/String;Ljava/math/BigInteger;)Ljava/math/BigInteger;
.line 131
invoke-static {p0}, Lcom/google/common/math/BigIntegerMath;->fitsInLong(Ljava/math/BigInteger;)Z
move-result v0
if-eqz v0, :cond_1
.line 132
invoke-virtual {p0}, Ljava/math/BigInteger;->longValue()J
move-result-wide v0
invoke-static {v0, v1, p1}, Lcom/google/common/math/LongMath;->log10(JLjava/math/RoundingMode;)I
move-result v2
.line 189
:cond_0
:goto_0
:pswitch_0
return v2
.line 135
:cond_1
sget-object v0, Ljava/math/RoundingMode;->FLOOR:Ljava/math/RoundingMode;
invoke-static {p0, v0}, Lcom/google/common/math/BigIntegerMath;->log2(Ljava/math/BigInteger;Ljava/math/RoundingMode;)I
move-result v0
int-to-double v0, v0
sget-wide v2, Lcom/google/common/math/BigIntegerMath;->LN_2:D
mul-double/2addr v0, v2
sget-wide v2, Lcom/google/common/math/BigIntegerMath;->LN_10:D
div-double/2addr v0, v2
double-to-int v1, v0
.line 136
sget-object v0, Ljava/math/BigInteger;->TEN:Ljava/math/BigInteger;
invoke-virtual {v0, v1}, Ljava/math/BigInteger;->pow(I)Ljava/math/BigInteger;
move-result-object v0
.line 137
invoke-virtual {v0, p0}, Ljava/math/BigInteger;->compareTo(Ljava/math/BigInteger;)I
move-result v4
.line 144
if-lez v4, :cond_4
.line 151
:cond_2
add-int/lit8 v1, v1, -0x1
.line 152
sget-object v2, Ljava/math/BigInteger;->TEN:Ljava/math/BigInteger;
invoke-virtual {v0, v2}, Ljava/math/BigInteger;->divide(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v0
.line 153
invoke-virtual {v0, p0}, Ljava/math/BigInteger;->compareTo(Ljava/math/BigInteger;)I
move-result v2
.line 154
if-gtz v2, :cond_2
move v6, v2
move v2, v1
move-object v1, v0
move v0, v6
.line 171
:cond_3
sget-object v3, Lcom/google/common/math/BigIntegerMath$1;->$SwitchMap$java$math$RoundingMode:[I
invoke-virtual {p1}, Ljava/math/RoundingMode;->ordinal()I
move-result v4
aget v3, v3, v4
packed-switch v3, :pswitch_data_0
.line 191
new-instance v0, Ljava/lang/AssertionError;
invoke-direct {v0}, Ljava/lang/AssertionError;-><init>()V
throw v0
.line 156
:cond_4
sget-object v2, Ljava/math/BigInteger;->TEN:Ljava/math/BigInteger;
invoke-virtual {v2, v0}, Ljava/math/BigInteger;->multiply(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v3
.line 157
invoke-virtual {v3, p0}, Ljava/math/BigInteger;->compareTo(Ljava/math/BigInteger;)I
move-result v2
move v6, v2
move v2, v1
move-object v1, v0
move v0, v4
move-object v4, v3
move v3, v6
.line 158
:goto_1
if-gtz v3, :cond_3
.line 159
add-int/lit8 v2, v2, 0x1
.line 162
sget-object v0, Ljava/math/BigInteger;->TEN:Ljava/math/BigInteger;
invoke-virtual {v0, v4}, Ljava/math/BigInteger;->multiply(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v1
.line 163
invoke-virtual {v1, p0}, Ljava/math/BigInteger;->compareTo(Ljava/math/BigInteger;)I
move-result v0
move v6, v0
move v0, v3
move v3, v6
move-object v7, v1
move-object v1, v4
move-object v4, v7
goto :goto_1
.line 173
:pswitch_1
if-nez v0, :cond_5
const/4 v0, 0x1
:goto_2
invoke-static {v0}, Lcom/google/common/math/MathPreconditions;->checkRoundingUnnecessary(Z)V
goto :goto_0
:cond_5
const/4 v0, 0x0
goto :goto_2
.line 181
:pswitch_2
invoke-virtual {v1, p0}, Ljava/math/BigInteger;->equals(Ljava/lang/Object;)Z
move-result v0
if-nez v0, :cond_0
add-int/lit8 v2, v2, 0x1
goto :goto_0
.line 187
:pswitch_3
invoke-virtual {p0, v5}, Ljava/math/BigInteger;->pow(I)Ljava/math/BigInteger;
move-result-object v0
.line 188
invoke-virtual {v1, v5}, Ljava/math/BigInteger;->pow(I)Ljava/math/BigInteger;
move-result-object v1
sget-object v3, Ljava/math/BigInteger;->TEN:Ljava/math/BigInteger;
invoke-virtual {v1, v3}, Ljava/math/BigInteger;->multiply(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v1
.line 189
invoke-virtual {v0, v1}, Ljava/math/BigInteger;->compareTo(Ljava/math/BigInteger;)I
move-result v0
if-lez v0, :cond_0
add-int/lit8 v2, v2, 0x1
goto/16 :goto_0
.line 171
nop
:pswitch_data_0
.packed-switch 0x1
:pswitch_1
:pswitch_0
:pswitch_0
:pswitch_2
:pswitch_2
:pswitch_3
:pswitch_3
:pswitch_3
.end packed-switch
.end method
.method public static log2(Ljava/math/BigInteger;Ljava/math/RoundingMode;)I
.locals 3
.prologue
.line 70
const-string v1, "x"
invoke-static {p0}, Lcom/google/common/base/Preconditions;->checkNotNull(Ljava/lang/Object;)Ljava/lang/Object;
move-result-object v0
check-cast v0, Ljava/math/BigInteger;
invoke-static {v1, v0}, Lcom/google/common/math/MathPreconditions;->checkPositive(Ljava/lang/String;Ljava/math/BigInteger;)Ljava/math/BigInteger;
.line 71
invoke-virtual {p0}, Ljava/math/BigInteger;->bitLength()I
move-result v0
add-int/lit8 v0, v0, -0x1
.line 72
sget-object v1, Lcom/google/common/math/BigIntegerMath$1;->$SwitchMap$java$math$RoundingMode:[I
invoke-virtual {p1}, Ljava/math/RoundingMode;->ordinal()I
move-result v2
aget v1, v1, v2
packed-switch v1, :pswitch_data_0
.line 106
new-instance v0, Ljava/lang/AssertionError;
invoke-direct {v0}, Ljava/lang/AssertionError;-><init>()V
throw v0
.line 74
:pswitch_0
invoke-static {p0}, Lcom/google/common/math/BigIntegerMath;->isPowerOfTwo(Ljava/math/BigInteger;)Z
move-result v1
invoke-static {v1}, Lcom/google/common/math/MathPreconditions;->checkRoundingUnnecessary(Z)V
.line 103
:cond_0
:goto_0
:pswitch_1
return v0
.line 81
:pswitch_2
invoke-static {p0}, Lcom/google/common/math/BigIntegerMath;->isPowerOfTwo(Ljava/math/BigInteger;)Z
move-result v1
if-nez v1, :cond_0
add-int/lit8 v0, v0, 0x1
goto :goto_0
.line 86
:pswitch_3
const/16 v1, 0x100
if-ge v0, v1, :cond_1
.line 87
sget-object v1, Lcom/google/common/math/BigIntegerMath;->SQRT2_PRECOMPUTED_BITS:Ljava/math/BigInteger;
rsub-int v2, v0, 0x100
invoke-virtual {v1, v2}, Ljava/math/BigInteger;->shiftRight(I)Ljava/math/BigInteger;
move-result-object v1
.line 89
invoke-virtual {p0, v1}, Ljava/math/BigInteger;->compareTo(Ljava/math/BigInteger;)I
move-result v1
if-lez v1, :cond_0
.line 92
add-int/lit8 v0, v0, 0x1
goto :goto_0
.line 101
:cond_1
const/4 v1, 0x2
invoke-virtual {p0, v1}, Ljava/math/BigInteger;->pow(I)Ljava/math/BigInteger;
move-result-object v1
.line 102
invoke-virtual {v1}, Ljava/math/BigInteger;->bitLength()I
move-result v1
add-int/lit8 v1, v1, -0x1
.line 103
mul-int/lit8 v2, v0, 0x2
add-int/lit8 v2, v2, 0x1
if-lt v1, v2, :cond_0
add-int/lit8 v0, v0, 0x1
goto :goto_0
.line 72
:pswitch_data_0
.packed-switch 0x1
:pswitch_0
:pswitch_1
:pswitch_1
:pswitch_2
:pswitch_2
:pswitch_3
:pswitch_3
:pswitch_3
.end packed-switch
.end method
.method public static sqrt(Ljava/math/BigInteger;Ljava/math/RoundingMode;)Ljava/math/BigInteger;
.locals 4
.annotation build Lcom/google/common/annotations/GwtIncompatible;
value = "TODO"
.end annotation
.prologue
const/4 v3, 0x2
.line 208
const-string v0, "x"
invoke-static {v0, p0}, Lcom/google/common/math/MathPreconditions;->checkNonNegative(Ljava/lang/String;Ljava/math/BigInteger;)Ljava/math/BigInteger;
.line 209
invoke-static {p0}, Lcom/google/common/math/BigIntegerMath;->fitsInLong(Ljava/math/BigInteger;)Z
move-result v0
if-eqz v0, :cond_1
.line 210
invoke-virtual {p0}, Ljava/math/BigInteger;->longValue()J
move-result-wide v0
invoke-static {v0, v1, p1}, Lcom/google/common/math/LongMath;->sqrt(JLjava/math/RoundingMode;)J
move-result-wide v0
invoke-static {v0, v1}, Ljava/math/BigInteger;->valueOf(J)Ljava/math/BigInteger;
move-result-object v0
.line 235
:cond_0
:goto_0
:pswitch_0
return-object v0
.line 212
:cond_1
invoke-static {p0}, Lcom/google/common/math/BigIntegerMath;->sqrtFloor(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v0
.line 213
sget-object v1, Lcom/google/common/math/BigIntegerMath$1;->$SwitchMap$java$math$RoundingMode:[I
invoke-virtual {p1}, Ljava/math/RoundingMode;->ordinal()I
move-result v2
aget v1, v1, v2
packed-switch v1, :pswitch_data_0
.line 237
new-instance v0, Ljava/lang/AssertionError;
invoke-direct {v0}, Ljava/lang/AssertionError;-><init>()V
throw v0
.line 215
:pswitch_1
invoke-virtual {v0, v3}, Ljava/math/BigInteger;->pow(I)Ljava/math/BigInteger;
move-result-object v1
invoke-virtual {v1, p0}, Ljava/math/BigInteger;->equals(Ljava/lang/Object;)Z
move-result v1
invoke-static {v1}, Lcom/google/common/math/MathPreconditions;->checkRoundingUnnecessary(Z)V
goto :goto_0
.line 221
:pswitch_2
invoke-virtual {v0}, Ljava/math/BigInteger;->intValue()I
move-result v1
.line 222
mul-int/2addr v1, v1
invoke-virtual {p0}, Ljava/math/BigInteger;->intValue()I
move-result v2
if-ne v1, v2, :cond_2
invoke-virtual {v0, v3}, Ljava/math/BigInteger;->pow(I)Ljava/math/BigInteger;
move-result-object v1
invoke-virtual {v1, p0}, Ljava/math/BigInteger;->equals(Ljava/lang/Object;)Z
move-result v1
if-eqz v1, :cond_2
const/4 v1, 0x1
.line 225
:goto_1
if-nez v1, :cond_0
sget-object v1, Ljava/math/BigInteger;->ONE:Ljava/math/BigInteger;
invoke-virtual {v0, v1}, Ljava/math/BigInteger;->add(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v0
goto :goto_0
.line 222
:cond_2
const/4 v1, 0x0
goto :goto_1
.line 229
:pswitch_3
invoke-virtual {v0, v3}, Ljava/math/BigInteger;->pow(I)Ljava/math/BigInteger;
move-result-object v1
invoke-virtual {v1, v0}, Ljava/math/BigInteger;->add(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v1
.line 235
invoke-virtual {v1, p0}, Ljava/math/BigInteger;->compareTo(Ljava/math/BigInteger;)I
move-result v1
if-gez v1, :cond_0
sget-object v1, Ljava/math/BigInteger;->ONE:Ljava/math/BigInteger;
invoke-virtual {v0, v1}, Ljava/math/BigInteger;->add(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v0
goto :goto_0
.line 213
:pswitch_data_0
.packed-switch 0x1
:pswitch_1
:pswitch_0
:pswitch_0
:pswitch_2
:pswitch_2
:pswitch_3
:pswitch_3
:pswitch_3
.end packed-switch
.end method
.method private static sqrtApproxWithDoubles(Ljava/math/BigInteger;)Ljava/math/BigInteger;
.locals 3
.annotation build Lcom/google/common/annotations/GwtIncompatible;
value = "TODO"
.end annotation
.prologue
.line 287
invoke-static {p0}, Lcom/google/common/math/DoubleUtils;->bigToDouble(Ljava/math/BigInteger;)D
move-result-wide v0
invoke-static {v0, v1}, Ljava/lang/Math;->sqrt(D)D
move-result-wide v0
sget-object v2, Ljava/math/RoundingMode;->HALF_EVEN:Ljava/math/RoundingMode;
invoke-static {v0, v1, v2}, Lcom/google/common/math/DoubleMath;->roundToBigInteger(DLjava/math/RoundingMode;)Ljava/math/BigInteger;
move-result-object v0
return-object v0
.end method
.method private static sqrtFloor(Ljava/math/BigInteger;)Ljava/math/BigInteger;
.locals 4
.annotation build Lcom/google/common/annotations/GwtIncompatible;
value = "TODO"
.end annotation
.prologue
const/4 v3, 0x1
.line 263
sget-object v0, Ljava/math/RoundingMode;->FLOOR:Ljava/math/RoundingMode;
invoke-static {p0, v0}, Lcom/google/common/math/BigIntegerMath;->log2(Ljava/math/BigInteger;Ljava/math/RoundingMode;)I
move-result v0
.line 264
const/16 v1, 0x3ff
if-ge v0, v1, :cond_0
.line 265
invoke-static {p0}, Lcom/google/common/math/BigIntegerMath;->sqrtApproxWithDoubles(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v0
.line 274
:goto_0
invoke-virtual {p0, v0}, Ljava/math/BigInteger;->divide(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v1
invoke-virtual {v0, v1}, Ljava/math/BigInteger;->add(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v1
invoke-virtual {v1, v3}, Ljava/math/BigInteger;->shiftRight(I)Ljava/math/BigInteger;
move-result-object v1
.line 275
invoke-virtual {v0, v1}, Ljava/math/BigInteger;->equals(Ljava/lang/Object;)Z
move-result v2
if-eqz v2, :cond_1
.line 282
:goto_1
return-object v0
.line 267
:cond_0
add-int/lit8 v0, v0, -0x34
and-int/lit8 v0, v0, -0x2
.line 272
invoke-virtual {p0, v0}, Ljava/math/BigInteger;->shiftRight(I)Ljava/math/BigInteger;
move-result-object v1
invoke-static {v1}, Lcom/google/common/math/BigIntegerMath;->sqrtApproxWithDoubles(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v1
shr-int/lit8 v0, v0, 0x1
invoke-virtual {v1, v0}, Ljava/math/BigInteger;->shiftLeft(I)Ljava/math/BigInteger;
move-result-object v0
goto :goto_0
:cond_1
move-object v0, v1
.line 280
invoke-virtual {p0, v0}, Ljava/math/BigInteger;->divide(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v1
invoke-virtual {v0, v1}, Ljava/math/BigInteger;->add(Ljava/math/BigInteger;)Ljava/math/BigInteger;
move-result-object v1
invoke-virtual {v1, v3}, Ljava/math/BigInteger;->shiftRight(I)Ljava/math/BigInteger;
move-result-object v1
.line 281
invoke-virtual {v1, v0}, Ljava/math/BigInteger;->compareTo(Ljava/math/BigInteger;)I
move-result v2
if-ltz v2, :cond_1
goto :goto_1
.end method