LXR qemu/accel/tcg/atomic

   1/*
   2 * Common Atomic Helper Functions
   3 *
   4 * This file should be included before the various instantiations of
   5 * the atomic_template.h helpers.
   6 *
   7 * Copyright (c) 2019 Linaro
   8 * Written by Alex Bennée <alex.bennee@linaro.org>
   9 *
  10 * SPDX-License-Identifier: GPL-2.0-or-later
  11 *
  12 * This work is licensed under the terms of the GNU GPL, version 2 or later.
  13 * See the COPYING file in the top-level directory.
  14 */
  15
  16static inline
  17void atomic_trace_rmw_pre(CPUArchState *env, target_ulong addr, uint16_t info)
  18{
  19    CPUState *cpu = env_cpu(env);
  20
  21    trace_guest_mem_before_exec(cpu, addr, info);
  22    trace_guest_mem_before_exec(cpu, addr, info | TRACE_MEM_ST);
  23}
  24
  25static inline void
  26atomic_trace_rmw_post(CPUArchState *env, target_ulong addr, uint16_t info)
  27{
  28    qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info);
  29    qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info | TRACE_MEM_ST);
  30}
  31
  32static inline
  33void atomic_trace_ld_pre(CPUArchState *env, target_ulong addr, uint16_t info)
  34{
  35    trace_guest_mem_before_exec(env_cpu(env), addr, info);
  36}
  37
  38static inline
  39void atomic_trace_ld_post(CPUArchState *env, target_ulong addr, uint16_t info)
  40{
  41    qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info);
  42}
  43
  44static inline
  45void atomic_trace_st_pre(CPUArchState *env, target_ulong addr, uint16_t info)
  46{
  47    trace_guest_mem_before_exec(env_cpu(env), addr, info);
  48}
  49
  50static inline
  51void atomic_trace_st_post(CPUArchState *env, target_ulong addr, uint16_t info)
  52{
  53    qemu_plugin_vcpu_mem_cb(env_cpu(env), addr, info);
  54}
  55