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| 1 # -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*- | |
| 2 # | |
| 3 # This Source Code Form is subject to the terms of the Mozilla Public | |
| 4 # License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 5 # file, You can obtain one at http://mozilla.org/MPL/2.0/. | |
| 6 | |
| 7 # | |
| 8 # Based on os_Linux_x86.s | |
| 9 # | |
| 10 | |
| 11 # | |
| 12 # PRInt32 __PR_Darwin_x86_AtomicIncrement(PRInt32 *val); | |
| 13 # | |
| 14 # Atomically increment the integer pointed to by 'val' and return | |
| 15 # the result of the increment. | |
| 16 # | |
| 17 .text | |
| 18 .globl __PR_Darwin_x86_AtomicIncrement | |
| 19 .private_extern __PR_Darwin_x86_AtomicIncrement | |
| 20 .align 4 | |
| 21 __PR_Darwin_x86_AtomicIncrement: | |
| 22 movl 4(%esp), %ecx | |
| 23 movl $1, %eax | |
| 24 lock | |
| 25 xaddl %eax, (%ecx) | |
| 26 incl %eax | |
| 27 ret | |
| 28 | |
| 29 # | |
| 30 # PRInt32 __PR_Darwin_x86_AtomicDecrement(PRInt32 *val); | |
| 31 # | |
| 32 # Atomically decrement the integer pointed to by 'val' and return | |
| 33 # the result of the decrement. | |
| 34 # | |
| 35 .text | |
| 36 .globl __PR_Darwin_x86_AtomicDecrement | |
| 37 .private_extern __PR_Darwin_x86_AtomicDecrement | |
| 38 .align 4 | |
| 39 __PR_Darwin_x86_AtomicDecrement: | |
| 40 movl 4(%esp), %ecx | |
| 41 movl $-1, %eax | |
| 42 lock | |
| 43 xaddl %eax, (%ecx) | |
| 44 decl %eax | |
| 45 ret | |
| 46 | |
| 47 # | |
| 48 # PRInt32 __PR_Darwin_x86_AtomicSet(PRInt32 *val, PRInt32 newval); | |
| 49 # | |
| 50 # Atomically set the integer pointed to by 'val' to the new | |
| 51 # value 'newval' and return the old value. | |
| 52 # | |
| 53 .text | |
| 54 .globl __PR_Darwin_x86_AtomicSet | |
| 55 .private_extern __PR_Darwin_x86_AtomicSet | |
| 56 .align 4 | |
| 57 __PR_Darwin_x86_AtomicSet: | |
| 58 movl 4(%esp), %ecx | |
| 59 movl 8(%esp), %eax | |
| 60 xchgl %eax, (%ecx) | |
| 61 ret | |
| 62 | |
| 63 # | |
| 64 # PRInt32 __PR_Darwin_x86_AtomicAdd(PRInt32 *ptr, PRInt32 val); | |
| 65 # | |
| 66 # Atomically add 'val' to the integer pointed to by 'ptr' | |
| 67 # and return the result of the addition. | |
| 68 # | |
| 69 .text | |
| 70 .globl __PR_Darwin_x86_AtomicAdd | |
| 71 .private_extern __PR_Darwin_x86_AtomicAdd | |
| 72 .align 4 | |
| 73 __PR_Darwin_x86_AtomicAdd: | |
| 74 movl 4(%esp), %ecx | |
| 75 movl 8(%esp), %eax | |
| 76 movl %eax, %edx | |
| 77 lock | |
| 78 xaddl %eax, (%ecx) | |
| 79 addl %edx, %eax | |
| 80 ret | |
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Chromium Code Reviews
Issue 2078763002:
Delete bundled copy of NSS and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/nss@master