Add qemu 2.4.0

[kvmfornfv.git] / qemu / linux-user / arm / target_cpu.h

diff --git a/qemu/linux-user/arm/target_cpu.h b/qemu/linux-user/arm/target_cpu.h
new file mode 100644 (file)
index 0000000..6832262
--- /dev/null
+++ b/qemu/linux-user/arm/target_cpu.h
@@ -0,0 +1,48 @@
+/*
+ * ARM specific CPU ABI and functions for linux-user
+ *
+ * Copyright (c) 2003 Fabrice Bellard
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef TARGET_CPU_H
+#define TARGET_CPU_H
+
+static inline void cpu_clone_regs(CPUARMState *env, target_ulong newsp)
+{
+    if (newsp) {
+        env->regs[13] = newsp;
+    }
+    env->regs[0] = 0;
+}
+
+static inline void cpu_set_tls(CPUARMState *env, target_ulong newtls)
+{
+    if (access_secure_reg(env)) {
+        env->cp15.tpidruro_s = newtls;
+    } else {
+        env->cp15.tpidrro_el[0] = newtls;
+    }
+}
+
+static inline target_ulong cpu_get_tls(CPUARMState *env)
+{
+    if (access_secure_reg(env)) {
+        return env->cp15.tpidruro_s;
+    } else {
+        return env->cp15.tpidrro_el[0];
+    }
+}
+
+#endif