accel/tcg/atomic_common.inc.c

   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
  16 static inline
  17 void 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
  25 static inline void
  26 atomic_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
  32 static inline
  33 void 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
  38 static inline
  39 void 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
  44 static inline
  45 void 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
  50 static inline
  51 void 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 }