4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Leaf math worker functions that require 64-bit arithmetic support from the
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This program and the accompanying materials
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync are licensed and made available under the terms and conditions of the BSD License
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync which accompanies this distribution. The full text of the license may be found at
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Shifts a 64-bit integer left between 0 and 63 bits. The low bits
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync are filled with zeros. The shifted value is returned.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function shifts the 64-bit value Operand to the left by Count bits. The
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync low Count bits are set to zero. The shifted value is returned.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Operand The 64-bit operand to shift left.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Count The number of bits to shift left.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return Operand << Count.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Shifts a 64-bit integer right between 0 and 63 bits. This high bits
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync are filled with zeros. The shifted value is returned.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function shifts the 64-bit value Operand to the right by Count bits. The
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync high Count bits are set to zero. The shifted value is returned.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Operand The 64-bit operand to shift right.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Count The number of bits to shift right.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return Operand >> Count.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Shifts a 64-bit integer right between 0 and 63 bits. The high bits
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync are filled with original integer's bit 63. The shifted value is returned.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function shifts the 64-bit value Operand to the right by Count bits. The
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync high Count bits are set to bit 63 of Operand. The shifted value is returned.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Operand The 64-bit operand to shift right.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Count The number of bits to shift right.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return Operand arithmetically shifted right by Count.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync // Test if this compiler supports arithmetic shift
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync TestValue = (((-1) << (sizeof (-1) * 8 - 1)) >> (sizeof (-1) * 8 - 1));
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync // Arithmetic shift is supported
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync // Arithmetic is not supported
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Rotates a 64-bit integer left between 0 and 63 bits, filling
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync the low bits with the high bits that were rotated.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function rotates the 64-bit value Operand to the left by Count bits. The
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync low Count bits are fill with the high Count bits of Operand. The rotated
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync value is returned.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Operand The 64-bit operand to rotate left.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Count The number of bits to rotate left.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return Operand <<< Count.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync return (Operand << Count) | (Operand >> (64 - Count));
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Rotates a 64-bit integer right between 0 and 63 bits, filling
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync the high bits with the high low bits that were rotated.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function rotates the 64-bit value Operand to the right by Count bits.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync The high Count bits are fill with the low Count bits of Operand. The rotated
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync value is returned.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Operand The 64-bit operand to rotate right.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Count The number of bits to rotate right.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return Operand >>> Count.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync return (Operand >> Count) | (Operand << (64 - Count));
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Switches the endianess of a 64-bit integer.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function swaps the bytes in a 64-bit unsigned value to switch the value
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync from little endian to big endian or vice versa. The byte swapped value is
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Operand A 64-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return The byte swapped Operand.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync LowerBytes = (UINT64) SwapBytes32 ((UINT32) Operand);
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync HigherBytes = (UINT64) SwapBytes32 ((UINT32) (Operand >> 32));
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Multiplies a 64-bit unsigned integer by a 32-bit unsigned integer
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync and generates a 64-bit unsigned result.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function multiplies the 64-bit unsigned value Multiplicand by the 32-bit
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync unsigned value Multiplier and generates a 64-bit unsigned result. This 64-
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync bit unsigned result is returned.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Multiplicand A 64-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Multiplier A 32-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return Multiplicand * Multiplier
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Multiplies a 64-bit unsigned integer by a 64-bit unsigned integer
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync and generates a 64-bit unsigned result.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function multiplies the 64-bit unsigned value Multiplicand by the 64-bit
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync unsigned value Multiplier and generates a 64-bit unsigned result. This 64-
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync bit unsigned result is returned.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Multiplicand A 64-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Multiplier A 64-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return Multiplicand * Multiplier.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Divides a 64-bit unsigned integer by a 32-bit unsigned integer and
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync generates a 64-bit unsigned result.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function divides the 64-bit unsigned value Dividend by the 32-bit
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync unsigned value Divisor and generates a 64-bit unsigned quotient. This
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync function returns the 64-bit unsigned quotient.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Dividend A 64-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Divisor A 32-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return Dividend / Divisor.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Divides a 64-bit unsigned integer by a 32-bit unsigned integer and
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync generates a 32-bit unsigned remainder.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function divides the 64-bit unsigned value Dividend by the 32-bit
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync unsigned value Divisor and generates a 32-bit remainder. This function
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync returns the 32-bit unsigned remainder.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Dividend A 64-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Divisor A 32-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return Dividend % Divisor.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Divides a 64-bit unsigned integer by a 32-bit unsigned integer and
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync generates a 64-bit unsigned result and an optional 32-bit unsigned remainder.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function divides the 64-bit unsigned value Dividend by the 32-bit
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync unsigned value Divisor and generates a 64-bit unsigned quotient. If Remainder
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync is not NULL, then the 32-bit unsigned remainder is returned in Remainder.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function returns the 64-bit unsigned quotient.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Dividend A 64-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Divisor A 32-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Remainder A pointer to a 32-bit unsigned value. This parameter is
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync optional and may be NULL.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return Dividend / Divisor.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Divides a 64-bit unsigned integer by a 64-bit unsigned integer and
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync generates a 64-bit unsigned result and an optional 64-bit unsigned remainder.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function divides the 64-bit unsigned value Dividend by the 64-bit
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync unsigned value Divisor and generates a 64-bit unsigned quotient. If Remainder
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync is not NULL, then the 64-bit unsigned remainder is returned in Remainder.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function returns the 64-bit unsigned quotient.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Dividend A 64-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Divisor A 64-bit unsigned value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Remainder A pointer to a 64-bit unsigned value. This parameter is
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync optional and may be NULL.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return Dividend / Divisor
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync Divides a 64-bit signed integer by a 64-bit signed integer and
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync generates a 64-bit signed result and an optional 64-bit signed remainder.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function divides the 64-bit signed value Dividend by the 64-bit
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync signed value Divisor and generates a 64-bit signed quotient. If Remainder
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync is not NULL, then the 64-bit signed remainder is returned in Remainder.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync This function returns the 64-bit signed quotient.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Dividend A 64-bit signed value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Divisor A 64-bit signed value.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @param Remainder A pointer to a 64-bit signed value. This parameter is
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync optional and may be NULL.
4fd606d1f5abe38e1f42c38de1d2e895166bd0f4vboxsync @return Dividend / Divisor.