dart::RangeUtils Class Reference

#include <range_analysis.h>

Inheritance diagram for dart::RangeUtils:

Static Public Member Functions
static bool	Fits (Range *range, RangeBoundary::RangeSize size)
static bool	IsWithin (const Range *range, int64_t min, int64_t max)
static bool	IsWithin (const Range *range, const Range *other)
static bool	IsPositive (Range *range)
static bool	IsNegative (Range *range)
static bool	Overlaps (Range *range, intptr_t min, intptr_t max)
static bool	CanBeZero (Range *range)
static bool	OnlyLessThanOrEqualTo (Range *range, intptr_t value)
static bool	IsSingleton (Range *range)

Detailed Description

Definition at line 493 of file range_analysis.h.

Member Function Documentation

CanBeZero()

static bool dart::RangeUtils::CanBeZero ( Range *  range )

inlinestatic

Definition at line 518 of file range_analysis.h.

{ return Overlaps(range, 0, 0); }

Fits()

static bool dart::RangeUtils::Fits ( Range *  range, RangeBoundary::RangeSize  size  )

inlinestatic

Definition at line 495 of file range_analysis.h.

                                                              {
    return !Range::IsUnknown(range) && range->Fits(size);
  }

IsNegative()

static bool dart::RangeUtils::IsNegative ( Range *  range )

inlinestatic

Definition at line 510 of file range_analysis.h.

                                       {
    return !Range::IsUnknown(range) && range->IsNegative();
  }

IsPositive()

static bool dart::RangeUtils::IsPositive ( Range *  range )

inlinestatic

Definition at line 507 of file range_analysis.h.

                                       {
    return !Range::IsUnknown(range) && range->IsPositive();
  }

IsSingleton()

static bool dart::RangeUtils::IsSingleton ( Range *  range )

inlinestatic

Definition at line 524 of file range_analysis.h.

                                        {
    return !Range::IsUnknown(range) && range->IsSingleton();
  }

IsWithin() [1/2]

static bool dart::RangeUtils::IsWithin ( const Range *  range, const Range *  other  )

inlinestatic

Definition at line 503 of file range_analysis.h.

                                                               {
    return !Range::IsUnknown(range) && range->IsWithin(other);
  }

IsWithin() [2/2]

static bool dart::RangeUtils::IsWithin ( const Range *  range, int64_t  min, int64_t  max  )

inlinestatic

Definition at line 499 of file range_analysis.h.

                                                                     {
    return !Range::IsUnknown(range) && range->IsWithin(min, max);
  }

OnlyLessThanOrEqualTo()

static bool dart::RangeUtils::OnlyLessThanOrEqualTo ( Range *  range, intptr_t  value  )

inlinestatic

Definition at line 520 of file range_analysis.h.

                                                                  {
    return !Range::IsUnknown(range) && range->OnlyLessThanOrEqualTo(value);
  }

Overlaps()

static bool dart::RangeUtils::Overlaps ( Range *  range, intptr_t  min, intptr_t  max  )

inlinestatic

Definition at line 514 of file range_analysis.h.

                                                                 {
    return Range::IsUnknown(range) || range->Overlaps(min, max);
  }

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The documentation for this class was generated from the following file:

• third_party/dart-lang/sdk/runtime/vm/compiler/backend/range_analysis.h