|
Last change
on this file since 80924 was 80721, checked in by vboxsync, 6 years ago |
|
Devices/EFI/FirmwareNew: Start upgrade process to edk2-stable201908 (compiles on Windows and works to some extent), bugref:4643
|
-
Property svn:eol-style
set to
native
|
|
File size:
889 bytes
|
| Line | |
|---|
| 1 | /** @file
|
|---|
| 2 | Math worker functions.
|
|---|
| 3 |
|
|---|
| 4 | Copyright (c) 2006 - 2010, Intel Corporation. All rights reserved.<BR>
|
|---|
| 5 | SPDX-License-Identifier: BSD-2-Clause-Patent
|
|---|
| 6 |
|
|---|
| 7 | **/
|
|---|
| 8 |
|
|---|
| 9 | #include "BaseLibInternals.h"
|
|---|
| 10 |
|
|---|
| 11 | /**
|
|---|
| 12 | Shifts a 64-bit integer right between 0 and 63 bits. The high bits are filled
|
|---|
| 13 | with the original integer's bit 63. The shifted value is returned.
|
|---|
| 14 |
|
|---|
| 15 | This function shifts the 64-bit value Operand to the right by Count bits. The
|
|---|
| 16 | high Count bits are set to bit 63 of Operand. The shifted value is returned.
|
|---|
| 17 |
|
|---|
| 18 | If Count is greater than 63, then ASSERT().
|
|---|
| 19 |
|
|---|
| 20 | @param Operand The 64-bit operand to shift right.
|
|---|
| 21 | @param Count The number of bits to shift right.
|
|---|
| 22 |
|
|---|
| 23 | @return Operand >> Count
|
|---|
| 24 |
|
|---|
| 25 | **/
|
|---|
| 26 | UINT64
|
|---|
| 27 | EFIAPI
|
|---|
| 28 | ARShiftU64 (
|
|---|
| 29 | IN UINT64 Operand,
|
|---|
| 30 | IN UINTN Count
|
|---|
| 31 | )
|
|---|
| 32 | {
|
|---|
| 33 | ASSERT (Count < 64);
|
|---|
| 34 | return InternalMathARShiftU64 (Operand, Count);
|
|---|
| 35 | }
|
|---|
Note:
See
TracBrowser
for help on using the repository browser.
