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| template<typename T > |
| std::size_t | llvm::countTrailingZeros (T Val, ZeroBehavior ZB=ZB_Width) |
| | Count number of 0's from the least significant bit to the most stopping at the first 1. More...
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| template<typename T > |
| std::size_t | llvm::countLeadingZeros (T Val, ZeroBehavior ZB=ZB_Width) |
| | Count number of 0's from the most significant bit to the least stopping at the first 1. More...
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| template<typename T > |
| T | llvm::findFirstSet (T Val, ZeroBehavior ZB=ZB_Max) |
| | Get the index of the first set bit starting from the least significant bit. More...
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| template<typename T > |
| T | llvm::findLastSet (T Val, ZeroBehavior ZB=ZB_Max) |
| | Get the index of the last set bit starting from the least significant bit. More...
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| template<typename T > |
| T | llvm::reverseBits (T Val) |
| | Reverse the bits in Val. More...
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| uint32_t | llvm::Hi_32 (uint64_t Value) |
| | Hi_32 - This function returns the high 32 bits of a 64 bit value. More...
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| uint32_t | llvm::Lo_32 (uint64_t Value) |
| | Lo_32 - This function returns the low 32 bits of a 64 bit value. More...
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| uint64_t | llvm::Make_64 (uint32_t High, uint32_t Low) |
| | Make_64 - This functions makes a 64-bit integer from a high / low pair of 32-bit integers. More...
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| template<unsigned N> |
| bool | llvm::isInt (int64_t x) |
| | isInt - Checks if an integer fits into the given bit width. More...
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| template<> |
| bool | llvm::isInt< 8 > (int64_t x) |
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| template<> |
| bool | llvm::isInt< 16 > (int64_t x) |
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| template<> |
| bool | llvm::isInt< 32 > (int64_t x) |
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| template<unsigned N, unsigned S> |
| bool | llvm::isShiftedInt (int64_t x) |
| | isShiftedInt<N,S> - Checks if a signed integer is an N bit number shifted left by S. More...
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| template<unsigned N> |
| bool | llvm::isUInt (uint64_t x) |
| | isUInt - Checks if an unsigned integer fits into the given bit width. More...
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| template<> |
| bool | llvm::isUInt< 8 > (uint64_t x) |
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| template<> |
| bool | llvm::isUInt< 16 > (uint64_t x) |
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| template<> |
| bool | llvm::isUInt< 32 > (uint64_t x) |
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| template<unsigned N, unsigned S> |
| bool | llvm::isShiftedUInt (uint64_t x) |
| | isShiftedUInt<N,S> - Checks if a unsigned integer is an N bit number shifted left by S. More...
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| bool | llvm::isUIntN (unsigned N, uint64_t x) |
| | isUIntN - Checks if an unsigned integer fits into the given (dynamic) bit width. More...
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| bool | llvm::isIntN (unsigned N, int64_t x) |
| | isIntN - Checks if an signed integer fits into the given (dynamic) bit width. More...
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| bool | llvm::isMask_32 (uint32_t Value) |
| | isMask_32 - This function returns true if the argument is a non-empty sequence of ones starting at the least significant bit with the remainder zero (32 bit version). More...
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| bool | llvm::isMask_64 (uint64_t Value) |
| | isMask_64 - This function returns true if the argument is a non-empty sequence of ones starting at the least significant bit with the remainder zero (64 bit version). More...
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| bool | llvm::isShiftedMask_32 (uint32_t Value) |
| | isShiftedMask_32 - This function returns true if the argument contains a non-empty sequence of ones with the remainder zero (32 bit version.) Ex. More...
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| bool | llvm::isShiftedMask_64 (uint64_t Value) |
| | isShiftedMask_64 - This function returns true if the argument contains a non-empty sequence of ones with the remainder zero (64 bit version.) More...
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| bool | llvm::isPowerOf2_32 (uint32_t Value) |
| | isPowerOf2_32 - This function returns true if the argument is a power of two > 0. More...
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| bool | llvm::isPowerOf2_64 (uint64_t Value) |
| | isPowerOf2_64 - This function returns true if the argument is a power of two
0 (64 bit edition.)
More...
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| uint16_t | llvm::ByteSwap_16 (uint16_t Value) |
| | ByteSwap_16 - This function returns a byte-swapped representation of the 16-bit argument, Value. More...
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| uint32_t | llvm::ByteSwap_32 (uint32_t Value) |
| | ByteSwap_32 - This function returns a byte-swapped representation of the 32-bit argument, Value. More...
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| uint64_t | llvm::ByteSwap_64 (uint64_t Value) |
| | ByteSwap_64 - This function returns a byte-swapped representation of the 64-bit argument, Value. More...
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| template<typename T > |
| std::size_t | llvm::countLeadingOnes (T Value, ZeroBehavior ZB=ZB_Width) |
| | Count the number of ones from the most significant bit to the first zero bit. More...
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| template<typename T > |
| std::size_t | llvm::countTrailingOnes (T Value, ZeroBehavior ZB=ZB_Width) |
| | Count the number of ones from the least significant bit to the first zero bit. More...
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| template<typename T > |
| unsigned | llvm::countPopulation (T Value) |
| | Count the number of set bits in a value. More...
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| double | llvm::Log2 (double Value) |
| | Log2 - This function returns the log base 2 of the specified value. More...
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| unsigned | llvm::Log2_32 (uint32_t Value) |
| | Log2_32 - This function returns the floor log base 2 of the specified value, -1 if the value is zero. More...
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| unsigned | llvm::Log2_64 (uint64_t Value) |
| | Log2_64 - This function returns the floor log base 2 of the specified value, -1 if the value is zero. More...
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| unsigned | llvm::Log2_32_Ceil (uint32_t Value) |
| | Log2_32_Ceil - This function returns the ceil log base 2 of the specified value, 32 if the value is zero. More...
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| unsigned | llvm::Log2_64_Ceil (uint64_t Value) |
| | Log2_64_Ceil - This function returns the ceil log base 2 of the specified value, 64 if the value is zero. More...
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| uint64_t | llvm::GreatestCommonDivisor64 (uint64_t A, uint64_t B) |
| | GreatestCommonDivisor64 - Return the greatest common divisor of the two values using Euclid's algorithm. More...
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| double | llvm::BitsToDouble (uint64_t Bits) |
| | BitsToDouble - This function takes a 64-bit integer and returns the bit equivalent double. More...
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| float | llvm::BitsToFloat (uint32_t Bits) |
| | BitsToFloat - This function takes a 32-bit integer and returns the bit equivalent float. More...
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| uint64_t | llvm::DoubleToBits (double Double) |
| | DoubleToBits - This function takes a double and returns the bit equivalent 64-bit integer. More...
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| uint32_t | llvm::FloatToBits (float Float) |
| | FloatToBits - This function takes a float and returns the bit equivalent 32-bit integer. More...
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| uint64_t | llvm::MinAlign (uint64_t A, uint64_t B) |
| | MinAlign - A and B are either alignments or offsets. More...
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| uintptr_t | llvm::alignAddr (const void *Addr, size_t Alignment) |
| | Aligns Addr to Alignment bytes, rounding up. More...
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| size_t | llvm::alignmentAdjustment (const void *Ptr, size_t Alignment) |
| | Returns the necessary adjustment for aligning Ptr to Alignment bytes, rounding up. More...
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| uint64_t | llvm::NextPowerOf2 (uint64_t A) |
| | NextPowerOf2 - Returns the next power of two (in 64-bits) that is strictly greater than A. More...
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| uint64_t | llvm::PowerOf2Floor (uint64_t A) |
| | Returns the power of two which is less than or equal to the given value. More...
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| uint64_t | llvm::RoundUpToAlignment (uint64_t Value, uint64_t Align) |
| | Returns the next integer (mod 2**64) that is greater than or equal to Value and is a multiple of Align. More...
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| uint64_t | llvm::OffsetToAlignment (uint64_t Value, uint64_t Align) |
| | Returns the offset to the next integer (mod 2**64) that is greater than or equal to Value and is a multiple of Align. More...
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| template<unsigned B> |
| int32_t | llvm::SignExtend32 (uint32_t x) |
| | SignExtend32 - Sign extend B-bit number x to 32-bit int. More...
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| int32_t | llvm::SignExtend32 (uint32_t X, unsigned B) |
| | Sign extend number in the bottom B bits of X to a 32-bit int. More...
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| template<unsigned B> |
| int64_t | llvm::SignExtend64 (uint64_t x) |
| | SignExtend64 - Sign extend B-bit number x to 64-bit int. More...
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| int64_t | llvm::SignExtend64 (uint64_t X, unsigned B) |
| | Sign extend number in the bottom B bits of X to a 64-bit int. More...
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