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authorGabe Black <gblack@eecs.umich.edu>2006-11-10 05:29:05 -0500
committerGabe Black <gblack@eecs.umich.edu>2006-11-10 05:29:05 -0500
commit9731fb3fd72ed2e8f5bf3423a33d45a5c35f636f (patch)
treec04443e92240c078159dc75f0c640753b446e4e1 /src/arch
parentb4dfbf3aab700f4cc9c5638c2275c588a56778c8 (diff)
downloadgem5-9731fb3fd72ed2e8f5bf3423a33d45a5c35f636f.tar.xz
Moved the Alpha float regfile into it's own regfile and got rid of constants.hh and isa_traits.cc
--HG-- extra : convert_revision : 55afd7d21c276906520da375b3bbb563be420880
Diffstat (limited to 'src/arch')
-rw-r--r--src/arch/alpha/SConscript14
-rw-r--r--src/arch/alpha/floatregfile.cc49
-rw-r--r--src/arch/alpha/floatregfile.hh63
-rw-r--r--src/arch/alpha/pagetable.cc63
-rw-r--r--src/arch/alpha/regfile.cc101
5 files changed, 284 insertions, 6 deletions
diff --git a/src/arch/alpha/SConscript b/src/arch/alpha/SConscript
index b0a725e7a..3cc5ec270 100644
--- a/src/arch/alpha/SConscript
+++ b/src/arch/alpha/SConscript
@@ -48,27 +48,29 @@ Import('env')
# Base sources used by all configurations.
base_sources = Split('''
faults.cc
- isa_traits.cc
- miscregfile.cc
+ floatregfile.cc
intregfile.cc
+ miscregfile.cc
+ regfile.cc
''')
# Full-system sources
full_system_sources = Split('''
- tlb.cc
arguments.cc
ev5.cc
+ freebsd/system.cc
idle_event.cc
ipr.cc
kernel_stats.cc
+ linux/system.cc
osfpal.cc
+ pagetable.cc
stacktrace.cc
- vtophys.cc
remote_gdb.cc
system.cc
- freebsd/system.cc
- linux/system.cc
+ tlb.cc
tru64/system.cc
+ vtophys.cc
''')
diff --git a/src/arch/alpha/floatregfile.cc b/src/arch/alpha/floatregfile.cc
new file mode 100644
index 000000000..512b0df95
--- /dev/null
+++ b/src/arch/alpha/floatregfile.cc
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * 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: Steve Reinhardt
+ * Gabe Black
+ * Kevin Lim
+ */
+
+#include "arch/alpha/floatregfile.hh"
+#include "sim/serialize.hh"
+
+namespace AlphaISA
+{
+ void
+ FloatRegFile::serialize(std::ostream &os)
+ {
+ SERIALIZE_ARRAY(q, NumFloatRegs);
+ }
+
+ void
+ FloatRegFile::unserialize(Checkpoint *cp, const std::string &section)
+ {
+ UNSERIALIZE_ARRAY(q, NumFloatRegs);
+ }
+}
diff --git a/src/arch/alpha/floatregfile.hh b/src/arch/alpha/floatregfile.hh
new file mode 100644
index 000000000..6b394da03
--- /dev/null
+++ b/src/arch/alpha/floatregfile.hh
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * 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: Steve Reinhardt
+ * Gabe Black
+ */
+
+#ifndef __ARCH_ALPHA_FLOATREGFILE_HH__
+#define __ARCH_ALPHA_FLOATREGFILE_HH__
+
+#include "arch/alpha/isa_traits.hh"
+#include "arch/alpha/types.hh"
+
+#include <string.h>
+#include <iostream>
+
+class Checkpoint;
+
+namespace AlphaISA
+{
+ class FloatRegFile
+ {
+ public:
+
+ union {
+ uint64_t q[NumFloatRegs]; // integer qword view
+ double d[NumFloatRegs]; // double-precision floating point view
+ };
+
+ void serialize(std::ostream &os);
+
+ void unserialize(Checkpoint *cp, const std::string &section);
+
+ void clear()
+ { bzero(d, sizeof(d)); }
+ };
+}
+
+#endif
diff --git a/src/arch/alpha/pagetable.cc b/src/arch/alpha/pagetable.cc
new file mode 100644
index 000000000..0c26ccbe3
--- /dev/null
+++ b/src/arch/alpha/pagetable.cc
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2006 The Regents of The University of Michigan
+ * 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
+ */
+
+#include "arch/alpha/pagetable.hh"
+#include "sim/serialize.hh"
+
+namespace AlphaISA
+{
+ void
+ PTE::serialize(std::ostream &os)
+ {
+ SERIALIZE_SCALAR(tag);
+ SERIALIZE_SCALAR(ppn);
+ SERIALIZE_SCALAR(xre);
+ SERIALIZE_SCALAR(xwe);
+ SERIALIZE_SCALAR(asn);
+ SERIALIZE_SCALAR(asma);
+ SERIALIZE_SCALAR(fonr);
+ SERIALIZE_SCALAR(fonw);
+ SERIALIZE_SCALAR(valid);
+ }
+
+ void
+ PTE::unserialize(Checkpoint *cp, const std::string &section)
+ {
+ UNSERIALIZE_SCALAR(tag);
+ UNSERIALIZE_SCALAR(ppn);
+ UNSERIALIZE_SCALAR(xre);
+ UNSERIALIZE_SCALAR(xwe);
+ UNSERIALIZE_SCALAR(asn);
+ UNSERIALIZE_SCALAR(asma);
+ UNSERIALIZE_SCALAR(fonr);
+ UNSERIALIZE_SCALAR(fonw);
+ UNSERIALIZE_SCALAR(valid);
+ }
+}
diff --git a/src/arch/alpha/regfile.cc b/src/arch/alpha/regfile.cc
new file mode 100644
index 000000000..92e1b07df
--- /dev/null
+++ b/src/arch/alpha/regfile.cc
@@ -0,0 +1,101 @@
+/*
+ * Copyright (c) 2003-2005 The Regents of The University of Michigan
+ * 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: Steve Reinhardt
+ * Gabe Black
+ * Kevin Lim
+ */
+
+#include "arch/alpha/regfile.hh"
+#include "cpu/thread_context.hh"
+
+namespace AlphaISA
+{
+ void
+ RegFile::serialize(std::ostream &os)
+ {
+ intRegFile.serialize(os);
+ floatRegFile.serialize(os);
+ miscRegFile.serialize(os);
+ SERIALIZE_SCALAR(pc);
+ SERIALIZE_SCALAR(npc);
+#if FULL_SYSTEM
+ SERIALIZE_SCALAR(intrflag);
+#endif
+ }
+
+ void
+ RegFile::unserialize(Checkpoint *cp, const std::string &section)
+ {
+ intRegFile.unserialize(cp, section);
+ floatRegFile.unserialize(cp, section);
+ miscRegFile.unserialize(cp, section);
+ UNSERIALIZE_SCALAR(pc);
+ UNSERIALIZE_SCALAR(npc);
+#if FULL_SYSTEM
+ UNSERIALIZE_SCALAR(intrflag);
+#endif
+ }
+
+ void
+ copyRegs(ThreadContext *src, ThreadContext *dest)
+ {
+ // First loop through the integer registers.
+ for (int i = 0; i < NumIntRegs; ++i) {
+ dest->setIntReg(i, src->readIntReg(i));
+ }
+
+ // Then loop through the floating point registers.
+ for (int i = 0; i < TheISA::NumFloatRegs; ++i) {
+ dest->setFloatRegBits(i, src->readFloatRegBits(i));
+ }
+
+ // Copy misc. registers
+ copyMiscRegs(src, dest);
+
+ // Lastly copy PC/NPC
+ dest->setPC(src->readPC());
+ dest->setNextPC(src->readNextPC());
+ }
+
+ void
+ copyMiscRegs(ThreadContext *src, ThreadContext *dest)
+ {
+ dest->setMiscReg(AlphaISA::MISCREG_FPCR,
+ src->readMiscReg(AlphaISA::MISCREG_FPCR));
+ dest->setMiscReg(AlphaISA::MISCREG_UNIQ,
+ src->readMiscReg(AlphaISA::MISCREG_UNIQ));
+ dest->setMiscReg(AlphaISA::MISCREG_LOCKFLAG,
+ src->readMiscReg(AlphaISA::MISCREG_LOCKFLAG));
+ dest->setMiscReg(AlphaISA::MISCREG_LOCKADDR,
+ src->readMiscReg(AlphaISA::MISCREG_LOCKADDR));
+
+#if FULL_SYSTEM
+ copyIprs(src, dest);
+#endif
+ }
+}