summaryrefslogtreecommitdiff
path: root/src/arch/arm/syscallreturn.hh
diff options
context:
space:
mode:
Diffstat (limited to 'src/arch/arm/syscallreturn.hh')
-rw-r--r--src/arch/arm/syscallreturn.hh57
1 files changed, 57 insertions, 0 deletions
diff --git a/src/arch/arm/syscallreturn.hh b/src/arch/arm/syscallreturn.hh
new file mode 100644
index 000000000..ad46c2232
--- /dev/null
+++ b/src/arch/arm/syscallreturn.hh
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * Copyright (c) 2007-2008 The Florida State University
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in the
+ * documentation and/or other materials provided with the distribution;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ * Authors: Gabe Black
+ * Korey Sewell
+ * Stephen Hines
+ */
+
+#ifndef __ARCH_ARM_SYSCALLRETURN_HH__
+#define __ARCH_ARM_SYSCALLRETURN_HH__
+
+#include "sim/syscallreturn.hh"
+#include "cpu/thread_context.hh"
+
+namespace ArmISA
+{
+ static inline void setSyscallReturn(SyscallReturn return_value,
+ ThreadContext *tc)
+ {
+ if (return_value.successful()) {
+ // no error
+ //regs->setIntReg(SyscallSuccessReg, 0);
+ tc->setIntReg(ReturnValueReg, return_value.value());
+ } else {
+ // got an error, return details
+ //regs->setIntReg(SyscallSuccessReg, (IntReg) -1);
+ tc->setIntReg(ReturnValueReg, return_value.value());
+ }
+ }
+}
+
+#endif