andre@0: # -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
andre@0: # 
andre@0: # This Source Code Form is subject to the terms of the Mozilla Public
andre@0: # License, v. 2.0. If a copy of the MPL was not distributed with this
andre@0: # file, You can obtain one at http://mozilla.org/MPL/2.0/.
andre@0: 
andre@0: # PRInt32 __PR_Darwin_x86_64_AtomicIncrement(PRInt32 *val)
andre@0: #
andre@0: # Atomically increment the integer pointed to by 'val' and return
andre@0: # the result of the increment.
andre@0: #
andre@0:     .text
andre@0:     .globl __PR_Darwin_x86_64_AtomicIncrement
andre@0:     .private_extern __PR_Darwin_x86_64_AtomicIncrement
andre@0:     .align 4
andre@0: __PR_Darwin_x86_64_AtomicIncrement:
andre@0:     movl $1, %eax
andre@0:     lock
andre@0:     xaddl %eax, (%rdi)
andre@0:     incl %eax
andre@0:     ret
andre@0: 
andre@0: # PRInt32 __PR_Darwin_x86_64_AtomicDecrement(PRInt32 *val)
andre@0: #
andre@0: # Atomically decrement the integer pointed to by 'val' and return
andre@0: # the result of the decrement.
andre@0: #
andre@0:     .text
andre@0:     .globl __PR_Darwin_x86_64_AtomicDecrement
andre@0:     .private_extern __PR_Darwin_x86_64_AtomicDecrement
andre@0:     .align 4
andre@0: __PR_Darwin_x86_64_AtomicDecrement:
andre@0:     movl $-1, %eax
andre@0:     lock
andre@0:     xaddl %eax, (%rdi)
andre@0:     decl %eax
andre@0:     ret
andre@0: 
andre@0: # PRInt32 __PR_Darwin_x86_64_AtomicSet(PRInt32 *val, PRInt32 newval)
andre@0: #
andre@0: # Atomically set the integer pointed to by 'val' to the new
andre@0: # value 'newval' and return the old value.
andre@0: #
andre@0:     .text
andre@0:     .globl __PR_Darwin_x86_64_AtomicSet
andre@0:     .private_extern __PR_Darwin_x86_64_AtomicSet
andre@0:     .align 4
andre@0: __PR_Darwin_x86_64_AtomicSet:
andre@0:     movl %esi, %eax
andre@0:     xchgl %eax, (%rdi)
andre@0:     ret
andre@0: 
andre@0: # PRInt32 __PR_Darwin_x86_64_AtomicAdd(PRInt32 *ptr, PRInt32 val)
andre@0: #
andre@0: # Atomically add 'val' to the integer pointed to by 'ptr'
andre@0: # and return the result of the addition.
andre@0: #
andre@0:     .text
andre@0:     .globl __PR_Darwin_x86_64_AtomicAdd
andre@0:     .private_extern __PR_Darwin_x86_64_AtomicAdd
andre@0:     .align 4
andre@0: __PR_Darwin_x86_64_AtomicAdd:
andre@0:     movl %esi, %eax
andre@0:     lock
andre@0:     xaddl %eax, (%rdi)
andre@0:     addl %esi, %eax
andre@0:     ret