projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 720d3c5f | 1 | #------------------------------------------------------------------------------\r |
| 2 | #\r | |
| e2d9bfb2 HT |
3 | # Copyright (c) 2006 - 2008, Intel Corporation. All rights reserved.<BR>\r |
| 4 | # This program and the accompanying materials\r | |
| 720d3c5f | 5 | # are licensed and made available under the terms and conditions of the BSD License\r |
| 6 | # which accompanies this distribution. The full text of the license may be found at\r | |
| 7 | # http://opensource.org/licenses/bsd-license.php\r | |
| 8 | #\r | |
| 9 | # THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r | |
| 10 | # WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r | |
| 11 | #\r | |
| 12 | # Module Name:\r | |
| 13 | #\r | |
| 14 | # InterlockedDecrement.S\r | |
| 15 | #\r | |
| 16 | # Abstract:\r | |
| 17 | #\r | |
| 18 | # InternalSyncDecrement function\r | |
| 19 | #\r | |
| 20 | # Notes:\r | |
| 21 | #\r | |
| 22 | #------------------------------------------------------------------------------\r | |
| 23 | \r | |
| 132f41f0 | 24 | ASM_GLOBAL ASM_PFX(InternalSyncDecrement)\r |
| 720d3c5f | 25 | \r |
| 26 | #------------------------------------------------------------------------------\r | |
| 27 | # UINT32\r | |
| 28 | # EFIAPI\r | |
| 29 | # InternalSyncDecrement (\r | |
| 30 | # IN UINT32 *Value\r | |
| 31 | # );\r | |
| 32 | #------------------------------------------------------------------------------\r | |
| 33 | ASM_PFX(InternalSyncDecrement):\r | |
| 34 | movl 4(%esp), %eax\r | |
| 35 | lock\r | |
| 36 | decl (%eax)\r | |
| 37 | movl (%eax), %eax\r | |
| 38 | ret\r |