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C++ mozilla::BinarySearch方法代码示例

本文整理汇总了C++中mozilla::BinarySearch方法的典型用法代码示例。如果您正苦于以下问题:C++ mozilla::BinarySearch方法的具体用法?C++ mozilla::BinarySearch怎么用?C++ mozilla::BinarySearch使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在mozilla的用法示例。


在下文中一共展示了mozilla::BinarySearch方法的7个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的C++代码示例。

示例1: settle

void
AsmJSFrameIterator::settle(uint8_t *returnAddress)
{
    uint32_t target = returnAddress - module_->codeBase();
    size_t lowerBound = 0;
    size_t upperBound = module_->numCallSites();

    size_t match;
    if (!BinarySearch(GetCallSite(*module_), lowerBound, upperBound, target, &match)) {
        module_ = nullptr;
        return;
    }

    callsite_ = &module_->callSite(match);

    if (callsite_->isEntry()) {
        module_ = nullptr;
        return;
    }

    sp_ += callsite_->stackDepth();

    if (callsite_->isExit())
        return settle(ReturnAddressForJitCall(sp_));

    JS_ASSERT(callsite_->isNormal());
}
开发者ID:,项目名称:,代码行数:27,代码来源:

示例2:

const FuncExport&
Metadata::lookupFuncExport(uint32_t funcIndex) const
{
    size_t match;
    if (!BinarySearch(ProjectFuncIndex(funcExports), 0, funcExports.length(), funcIndex, &match))
        MOZ_CRASH("missing function export");

    return funcExports[match];
}
开发者ID:,项目名称:,代码行数:9,代码来源:

示例3: target

const CodeRange*
Code::lookupRange(void* pc) const
{
    CodeRange::PC target((uint8_t*)pc - segment_->base());
    size_t lowerBound = 0;
    size_t upperBound = metadata_->codeRanges.length();

    size_t match;
    if (!BinarySearch(metadata_->codeRanges, lowerBound, upperBound, target, &match))
        return nullptr;

    return &metadata_->codeRanges[match];
}
开发者ID:,项目名称:,代码行数:13,代码来源:

示例4: target

const CodeRange*
Module::lookupCodeRange(void* pc) const
{
    CodeRange::PC target((uint8_t*)pc - code());
    size_t lowerBound = 0;
    size_t upperBound = module_->codeRanges.length();

    size_t match;
    if (!BinarySearch(module_->codeRanges, lowerBound, upperBound, target, &match))
        return nullptr;

    return &module_->codeRanges[match];
}
开发者ID:ajkerrigan,项目名称:gecko-dev,代码行数:13,代码来源:WasmModule.cpp

示例5: code

const HeapAccess*
Module::lookupHeapAccess(void* pc) const
{
    MOZ_ASSERT(containsFunctionPC(pc));

    uint32_t target = ((uint8_t*)pc) - code();
    size_t lowerBound = 0;
    size_t upperBound = module_->heapAccesses.length();

    size_t match;
    if (!BinarySearch(HeapAccessOffset(module_->heapAccesses), lowerBound, upperBound, target, &match))
        return nullptr;

    return &module_->heapAccesses[match];
}
开发者ID:ajkerrigan,项目名称:gecko-dev,代码行数:15,代码来源:WasmModule.cpp

示例6: if

int32_t
gfxMathTable::GetCoverageIndex(const Coverage* aCoverage, uint32_t aGlyph)
{
  using mozilla::BinarySearch;
  using mozilla::BinarySearchIf;

  if (uint16_t(aCoverage->mFormat) == 1) {
    // Coverage Format 1: list of individual glyph indices in the glyph set.
    const CoverageFormat1* table =
      reinterpret_cast<const CoverageFormat1*>(aCoverage);
    const uint16_t count = table->mGlyphCount;
    const char* start = reinterpret_cast<const char*>(table + 1);
    if (ValidStructure(start, count * sizeof(GlyphID))) {
      const GlyphID* glyphArray = reinterpret_cast<const GlyphID*>(start);
      size_t index;

      if (BinarySearch(GlyphArrayWrapper(glyphArray), 0, count, aGlyph, &index)) {
        return index;
      }
    }
  } else if (uint16_t(aCoverage->mFormat) == 2) {
    // Coverage Format 2: ranges of consecutive indices.
    const CoverageFormat2* table =
      reinterpret_cast<const CoverageFormat2*>(aCoverage);
    const uint16_t count = table->mRangeCount;
    const char* start = reinterpret_cast<const char*>(table + 1);
    if (ValidStructure(start, count * sizeof(RangeRecord))) {
      const RangeRecord* rangeArray = reinterpret_cast<const RangeRecord*>(start);
      size_t index;

      if (BinarySearchIf(rangeArray, 0, count, RangeRecordComparator(aGlyph),
                         &index)) {
        uint16_t rStart = rangeArray[index].mStart;
        uint16_t startCoverageIndex = rangeArray[index].mStartCoverageIndex;
        return (startCoverageIndex + aGlyph - rStart);
      }
    }
  }
  return -1;
}
开发者ID:AOSC-Dev,项目名称:Pale-Moon,代码行数:40,代码来源:gfxMathTable.cpp

示例7: main

int main()
{
  size_t m;

  Vector<int> v1;
  v1.append(2);
  v1.append(4);
  v1.append(6);
  v1.append(8);

  MOZ_ASSERT(!BinarySearch(v1, 0, v1.length(), 1, &m) && m == 0);
  MOZ_ASSERT( BinarySearch(v1, 0, v1.length(), 2, &m) && m == 0);
  MOZ_ASSERT(!BinarySearch(v1, 0, v1.length(), 3, &m) && m == 1);
  MOZ_ASSERT( BinarySearch(v1, 0, v1.length(), 4, &m) && m == 1);
  MOZ_ASSERT(!BinarySearch(v1, 0, v1.length(), 5, &m) && m == 2);
  MOZ_ASSERT( BinarySearch(v1, 0, v1.length(), 6, &m) && m == 2);
  MOZ_ASSERT(!BinarySearch(v1, 0, v1.length(), 7, &m) && m == 3);
  MOZ_ASSERT( BinarySearch(v1, 0, v1.length(), 8, &m) && m == 3);
  MOZ_ASSERT(!BinarySearch(v1, 0, v1.length(), 9, &m) && m == 4);

  MOZ_ASSERT(!BinarySearch(v1, 1, 3, 1, &m) && m == 1);
  MOZ_ASSERT(!BinarySearch(v1, 1, 3, 2, &m) && m == 1);
  MOZ_ASSERT(!BinarySearch(v1, 1, 3, 3, &m) && m == 1);
  MOZ_ASSERT( BinarySearch(v1, 1, 3, 4, &m) && m == 1);
  MOZ_ASSERT(!BinarySearch(v1, 1, 3, 5, &m) && m == 2);
  MOZ_ASSERT( BinarySearch(v1, 1, 3, 6, &m) && m == 2);
  MOZ_ASSERT(!BinarySearch(v1, 1, 3, 7, &m) && m == 3);
  MOZ_ASSERT(!BinarySearch(v1, 1, 3, 8, &m) && m == 3);
  MOZ_ASSERT(!BinarySearch(v1, 1, 3, 9, &m) && m == 3);

  MOZ_ASSERT(!BinarySearch(v1, 0, 0, 0, &m) && m == 0);
  MOZ_ASSERT(!BinarySearch(v1, 0, 0, 9, &m) && m == 0);

  Vector<int> v2;
  MOZ_ASSERT(!BinarySearch(v2, 0, 0, 0, &m) && m == 0);
  MOZ_ASSERT(!BinarySearch(v2, 0, 0, 9, &m) && m == 0);

  Vector<Person> v3;
  v3.append(Person(2, 42));
  v3.append(Person(4, 13));
  v3.append(Person(6, 360));
  MOZ_ASSERT(!BinarySearch(GetAge(v3), 0, v3.length(), 1, &m) && m == 0);
  MOZ_ASSERT( BinarySearch(GetAge(v3), 0, v3.length(), 2, &m) && m == 0);
  MOZ_ASSERT(!BinarySearch(GetAge(v3), 0, v3.length(), 3, &m) && m == 1);
  MOZ_ASSERT( BinarySearch(GetAge(v3), 0, v3.length(), 4, &m) && m == 1);
  MOZ_ASSERT(!BinarySearch(GetAge(v3), 0, v3.length(), 5, &m) && m == 2);
  MOZ_ASSERT( BinarySearch(GetAge(v3), 0, v3.length(), 6, &m) && m == 2);
  MOZ_ASSERT(!BinarySearch(GetAge(v3), 0, v3.length(), 7, &m) && m == 3);
}
开发者ID:rperez08,项目名称:gecko-dev,代码行数:49,代码来源:TestBinarySearch.cpp


注:本文中的mozilla::BinarySearch方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台,相关代码片段筛选自各路编程大神贡献的开源项目,源码版权归原作者所有,传播和使用请参考对应项目的License;未经允许,请勿转载。