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| author | Dan Albert <danalbert@google.com> | 2015-06-17 11:09:54 -0700 |
|---|---|---|
| committer | Dan Albert <danalbert@google.com> | 2015-06-17 14:15:22 -0700 |
| commit | f378ebf14df0952eae870c9865bab8326aa8f137 (patch) | |
| tree | 31794503eb2a8c64ea5f313b93100f1163afcffb /gcc-4.4.3/libjava/sysdep/alpha | |
| parent | 2c58169824949d3a597d9fa81931e001ef9b1bd0 (diff) | |
| download | toolchain_gcc-f378ebf14df0952eae870c9865bab8326aa8f137.tar.gz toolchain_gcc-f378ebf14df0952eae870c9865bab8326aa8f137.tar.bz2 toolchain_gcc-f378ebf14df0952eae870c9865bab8326aa8f137.zip | |
Delete old versions of GCC.
Change-Id: I710f125d905290e1024cbd67f48299861790c66c
Diffstat (limited to 'gcc-4.4.3/libjava/sysdep/alpha')
| -rw-r--r-- | gcc-4.4.3/libjava/sysdep/alpha/locks.h | 69 |
1 files changed, 0 insertions, 69 deletions
diff --git a/gcc-4.4.3/libjava/sysdep/alpha/locks.h b/gcc-4.4.3/libjava/sysdep/alpha/locks.h deleted file mode 100644 index a6b439408..000000000 --- a/gcc-4.4.3/libjava/sysdep/alpha/locks.h +++ /dev/null @@ -1,69 +0,0 @@ -// locks.h - Thread synchronization primitives. Alpha implementation. - -/* Copyright (C) 2002 Free Software Foundation - - This file is part of libgcj. - -This software is copyrighted work licensed under the terms of the -Libgcj License. Please consult the file "LIBGCJ_LICENSE" for -details. */ - -#ifndef __SYSDEP_LOCKS_H__ -#define __SYSDEP_LOCKS_H__ - -typedef size_t obj_addr_t; /* Integer type big enough for object */ - /* address. */ - -inline static bool -compare_and_swap(volatile obj_addr_t *addr, - obj_addr_t old, - obj_addr_t new_val) -{ - unsigned long oldval; - char result; - __asm__ __volatile__( - "1:ldq_l %0, %1\n\t" \ - "cmpeq %0, %5, %2\n\t" \ - "beq %2, 2f\n\t" \ - "mov %3, %0\n\t" \ - "stq_c %0, %1\n\t" \ - "bne %0, 2f\n\t" \ - "br 1b\n\t" \ - "2:mb" - : "=&r"(oldval), "=m"(*addr), "=&r"(result) - : "r" (new_val), "m"(*addr), "r"(old) : "memory"); - return (bool) result; -} - -inline static void -release_set(volatile obj_addr_t *addr, obj_addr_t new_val) -{ - __asm__ __volatile__("mb" : : : "memory"); - *(addr) = new_val; -} - -inline static bool -compare_and_swap_release(volatile obj_addr_t *addr, - obj_addr_t old, - obj_addr_t new_val) -{ - return compare_and_swap(addr, old, new_val); -} - -// Ensure that subsequent instructions do not execute on stale -// data that was loaded from memory before the barrier. -inline static void -read_barrier() -{ - __asm__ __volatile__("mb" : : : "memory"); -} - -// Ensure that prior stores to memory are completed with respect to other -// processors. -inline static void -write_barrier() -{ - __asm__ __volatile__("wmb" : : : "memory"); -} - -#endif |
