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authorGabe Black <gblack@eecs.umich.edu>2006-03-07 04:42:06 -0500
committerGabe Black <gblack@eecs.umich.edu>2006-03-07 04:42:06 -0500
commitab67095b2a43b5f2d44d1e1a517d1079ddf9f104 (patch)
tree6e0cf0ec7d23cd9516d5b6486d47a10849375dc1
parentfd69f40e209d1b77ce167bf59c189e513a6815f3 (diff)
parent5aa0669b52cb1a1e5fdb6a372d6b481ebb46b02a (diff)
downloadgem5-ab67095b2a43b5f2d44d1e1a517d1079ddf9f104.tar.xz
Merge gblack@m5.eecs.umich.edu:/bk/multiarch
into ewok.(none):/home/gblack/m5/multiarch --HG-- extra : convert_revision : ead388289742233b5e4f0b37d979e54852cc99b2
Diffstat
-rw-r--r--SConscript5
-rw-r--r--arch/alpha/SConscript8
-rw-r--r--arch/alpha/faults.cc74
-rw-r--r--arch/alpha/faults.hh67
-rw-r--r--arch/alpha/linux/process.cc (renamed from arch/alpha/linux_process.cc)2
-rw-r--r--arch/alpha/linux/process.hh (renamed from arch/alpha/linux_process.hh)0
-rw-r--r--arch/alpha/process.hh4
-rw-r--r--arch/alpha/system.cc1
-rw-r--r--arch/alpha/tru64/process.cc (renamed from arch/alpha/tru64_process.cc)2
-rw-r--r--arch/alpha/tru64/process.hh (renamed from arch/alpha/tru64_process.hh)0
-rw-r--r--arch/sparc/faults.cc248
-rw-r--r--arch/sparc/faults.hh587
-rw-r--r--arch/sparc/isa/base.isa151
-rw-r--r--arch/sparc/isa/decoder.isa490
-rw-r--r--arch/sparc/isa/formats/basic.isa39
-rw-r--r--arch/sparc/isa/formats/branch.isa48
-rw-r--r--arch/sparc/isa/formats/integerop.isa20
-rw-r--r--arch/sparc/isa/formats/mem.isa45
-rw-r--r--arch/sparc/isa/formats/noop.isa29
-rw-r--r--arch/sparc/isa/formats/trap.isa32
-rw-r--r--arch/sparc/isa/includes.isa5
-rw-r--r--arch/sparc/isa/operands.isa7
-rw-r--r--arch/sparc/isa_traits.hh845
-rw-r--r--arch/sparc/linux/process.cc (renamed from arch/sparc/linux_process.cc)2
-rw-r--r--arch/sparc/linux/process.hh (renamed from arch/sparc/linux_process.hh)0
-rw-r--r--arch/sparc/process.hh2
-rw-r--r--kern/kernel_stats.cc13
-rw-r--r--kern/kernel_stats.hh5
-rw-r--r--sim/faults.cc9
-rw-r--r--sim/faults.hh3
30 files changed, 1790 insertions, 953 deletions
diff --git a/SConscript b/SConscript
index efcb2baf6..ce95b28fe 100644
--- a/SConscript
+++ b/SConscript
@@ -212,11 +212,6 @@ mysql_sources = Split('''
# Full-system sources
full_system_sources = Split('''
- arch/alpha/freebsd/system.cc
- arch/alpha/linux/system.cc
- arch/alpha/system.cc
- arch/alpha/tru64/system.cc
-
base/crc.cc
base/inet.cc
base/remote_gdb.cc
diff --git a/arch/alpha/SConscript b/arch/alpha/SConscript
index 03d73eef7..6dec2d070 100644
--- a/arch/alpha/SConscript
+++ b/arch/alpha/SConscript
@@ -56,14 +56,18 @@ full_system_sources = Split('''
osfpal.cc
stacktrace.cc
vtophys.cc
+ system.cc
+ freebsd/system.cc
+ linux/system.cc
+ tru64/system.cc
''')
# Syscall emulation (non-full-system) sources
syscall_emulation_sources = Split('''
common_syscall_emul.cc
- linux_process.cc
- tru64_process.cc
+ linux/process.cc
+ tru64/process.cc
process.cc
''')
diff --git a/arch/alpha/faults.cc b/arch/alpha/faults.cc
index 84f785c0a..75165eece 100644
--- a/arch/alpha/faults.cc
+++ b/arch/alpha/faults.cc
@@ -30,84 +30,80 @@
#include "cpu/exec_context.hh"
#include "cpu/base.hh"
#include "base/trace.hh"
-#include "kern/kernel_stats.hh"
namespace AlphaISA
{
FaultName MachineCheckFault::_name = "mchk";
FaultVect MachineCheckFault::_vect = 0x0401;
-FaultStat MachineCheckFault::_stat;
+FaultStat MachineCheckFault::_count;
FaultName AlignmentFault::_name = "unalign";
FaultVect AlignmentFault::_vect = 0x0301;
-FaultStat AlignmentFault::_stat;
+FaultStat AlignmentFault::_count;
FaultName ResetFault::_name = "reset";
FaultVect ResetFault::_vect = 0x0001;
-FaultStat ResetFault::_stat;
+FaultStat ResetFault::_count;
FaultName ArithmeticFault::_name = "arith";
FaultVect ArithmeticFault::_vect = 0x0501;
-FaultStat ArithmeticFault::_stat;
+FaultStat ArithmeticFault::_count;
FaultName InterruptFault::_name = "interrupt";
FaultVect InterruptFault::_vect = 0x0101;
-FaultStat InterruptFault::_stat;
+FaultStat InterruptFault::_count;
FaultName NDtbMissFault::_name = "dtb_miss_single";
FaultVect NDtbMissFault::_vect = 0x0201;
-FaultStat NDtbMissFault::_stat;
+FaultStat NDtbMissFault::_count;
FaultName PDtbMissFault::_name = "dtb_miss_double";
FaultVect PDtbMissFault::_vect = 0x0281;
-FaultStat PDtbMissFault::_stat;
+FaultStat PDtbMissFault::_count;
FaultName DtbPageFault::_name = "dfault";
FaultVect DtbPageFault::_vect = 0x0381;
-FaultStat DtbPageFault::_stat;
+FaultStat DtbPageFault::_count;
FaultName DtbAcvFault::_name = "dfault";
FaultVect DtbAcvFault::_vect = 0x0381;
-FaultStat DtbAcvFault::_stat;
+FaultStat DtbAcvFault::_count;
FaultName ItbMissFault::_name = "itbmiss";
FaultVect ItbMissFault::_vect = 0x0181;
-FaultStat ItbMissFault::_stat;
+FaultStat ItbMissFault::_count;
FaultName ItbPageFault::_name = "itbmiss";
FaultVect ItbPageFault::_vect = 0x0181;
-FaultStat ItbPageFault::_stat;
+FaultStat ItbPageFault::_count;
FaultName ItbAcvFault::_name = "iaccvio";
FaultVect ItbAcvFault::_vect = 0x0081;
-FaultStat ItbAcvFault::_stat;
+FaultStat ItbAcvFault::_count;
FaultName UnimplementedOpcodeFault::_name = "opdec";
FaultVect UnimplementedOpcodeFault::_vect = 0x0481;
-FaultStat UnimplementedOpcodeFault::_stat;
+FaultStat UnimplementedOpcodeFault::_count;
FaultName FloatEnableFault::_name = "fen";
FaultVect FloatEnableFault::_vect = 0x0581;
-FaultStat FloatEnableFault::_stat;
+FaultStat FloatEnableFault::_count;
FaultName PalFault::_name = "pal";
FaultVect PalFault::_vect = 0x2001;
-FaultStat PalFault::_stat;
+FaultStat PalFault::_count;
FaultName IntegerOverflowFault::_name = "intover";
FaultVect IntegerOverflowFault::_vect = 0x0501;
-FaultStat IntegerOverflowFault::_stat;
+FaultStat IntegerOverflowFault::_count;
#if FULL_SYSTEM
void AlphaFault::invoke(ExecContext * xc)
{
- DPRINTF(Fault, "Fault %s at PC: %#x\n", name(), xc->regs.pc);
- xc->cpu->recordEvent(csprintf("Fault %s", name()));
-
- assert(!xc->misspeculating());
- xc->kernelStats->fault(this);
+ FaultBase::invoke(xc);
+ countStat()++;
// exception restart address
if (setRestartAddress() || !xc->inPalMode())
@@ -125,43 +121,11 @@ void AlphaFault::invoke(ExecContext * xc)
void ArithmeticFault::invoke(ExecContext * xc)
{
- DPRINTF(Fault, "Fault %s at PC: %#x\n", name(), xc->regs.pc);
- xc->cpu->recordEvent(csprintf("Fault %s", name()));
-
- assert(!xc->misspeculating());
- xc->kernelStats->fault(this);
-
+ FaultBase::invoke(xc);
panic("Arithmetic traps are unimplemented!");
}
-
-/*void ArithmeticFault::invoke(ExecContext * xc)
-{
- panic("Arithmetic traps are unimplemented!");
-}*/
-
#endif
} // namespace AlphaISA
-/*Fault * ListOfFaults[] = {
- (Fault *)&NoFault,
- (Fault *)&ResetFault,
- (Fault *)&MachineCheckFault,
- (Fault *)&ArithmeticFault,
- (Fault *)&InterruptFault,
- (Fault *)&NDtbMissFault,
- (Fault *)&PDtbMissFault,
- (Fault *)&AlignmentFault,
- (Fault *)&DtbPageFault,
- (Fault *)&DtbAcvFault,
- (Fault *)&ItbMissFault,
- (Fault *)&ItbPageFault,
- (Fault *)&ItbAcvFault,
- (Fault *)&UnimplementedOpcodeFault,
- (Fault *)&FloatEnableFault,
- (Fault *)&PalFault,
- (Fault *)&IntegerOverflowFault,
- };
-
-int NumFaults = sizeof(ListOfFaults) / sizeof(Fault *);*/
diff --git a/arch/alpha/faults.hh b/arch/alpha/faults.hh
index c4a72e07c..1a196cc94 100644
--- a/arch/alpha/faults.hh
+++ b/arch/alpha/faults.hh
@@ -38,7 +38,7 @@ namespace AlphaISA
typedef const Addr FaultVect;
-class AlphaFault : public virtual FaultBase
+class AlphaFault : public FaultBase
{
protected:
virtual bool skipFaultingInstruction() {return false;}
@@ -48,6 +48,7 @@ class AlphaFault : public virtual FaultBase
void invoke(ExecContext * xc);
#endif
virtual FaultVect vect() = 0;
+ virtual FaultStat & countStat() = 0;
};
class MachineCheckFault : public AlphaFault
@@ -55,11 +56,11 @@ class MachineCheckFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
bool isMachineCheckFault() {return true;}
};
@@ -68,11 +69,11 @@ class AlignmentFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
bool isAlignmentFault() {return true;}
};
@@ -91,11 +92,11 @@ class ResetFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
class ArithmeticFault : public AlphaFault
@@ -105,11 +106,11 @@ class ArithmeticFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
#if FULL_SYSTEM
void invoke(ExecContext * xc);
#endif
@@ -122,11 +123,11 @@ class InterruptFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
class NDtbMissFault : public AlphaFault
@@ -134,11 +135,11 @@ class NDtbMissFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
class PDtbMissFault : public AlphaFault
@@ -146,11 +147,11 @@ class PDtbMissFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
class DtbPageFault : public AlphaFault
@@ -158,11 +159,11 @@ class DtbPageFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
class DtbAcvFault : public AlphaFault
@@ -170,11 +171,11 @@ class DtbAcvFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
class ItbMissFault : public AlphaFault
@@ -182,11 +183,11 @@ class ItbMissFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
class ItbPageFault : public AlphaFault
@@ -194,11 +195,11 @@ class ItbPageFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
class ItbAcvFault : public AlphaFault
@@ -206,11 +207,11 @@ class ItbAcvFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
class UnimplementedOpcodeFault : public AlphaFault
@@ -218,11 +219,11 @@ class UnimplementedOpcodeFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
class FloatEnableFault : public AlphaFault
@@ -230,11 +231,11 @@ class FloatEnableFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
class PalFault : public AlphaFault
@@ -244,11 +245,11 @@ class PalFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
class IntegerOverflowFault : public AlphaFault
@@ -256,11 +257,11 @@ class IntegerOverflowFault : public AlphaFault
private:
static FaultName _name;
static FaultVect _vect;
- static FaultStat _stat;
+ static FaultStat _count;
public:
FaultName name() {return _name;}
FaultVect vect() {return _vect;}
- FaultStat & stat() {return _stat;}
+ FaultStat & countStat() {return _count;}
};
} // AlphaISA namespace
diff --git a/arch/alpha/linux_process.cc b/arch/alpha/linux/process.cc
index 0b193fb55..d78e6a4ee 100644
--- a/arch/alpha/linux_process.cc
+++ b/arch/alpha/linux/process.cc
@@ -27,7 +27,7 @@
*/
#include "arch/alpha/common_syscall_emul.hh"
-#include "arch/alpha/linux_process.hh"
+#include "arch/alpha/linux/process.hh"
#include "arch/alpha/isa_traits.hh"
#include "base/trace.hh"
diff --git a/arch/alpha/linux_process.hh b/arch/alpha/linux/process.hh
index 7de1b1ac1..7de1b1ac1 100644
--- a/arch/alpha/linux_process.hh
+++ b/arch/alpha/linux/process.hh
diff --git a/arch/alpha/process.hh b/arch/alpha/process.hh
index 7b660ddd0..4a2a4212e 100644
--- a/arch/alpha/process.hh
+++ b/arch/alpha/process.hh
@@ -31,8 +31,8 @@
#include <string>
-#include "arch/alpha/linux_process.hh"
-#include "arch/alpha/tru64_process.hh"
+#include "arch/alpha/linux/process.hh"
+#include "arch/alpha/tru64/process.hh"
#include "base/loader/object_file.hh"
namespace AlphaISA
diff --git a/arch/alpha/system.cc b/arch/alpha/system.cc
index 1e80c7768..25543da57 100644
--- a/arch/alpha/system.cc
+++ b/arch/alpha/system.cc
@@ -37,6 +37,7 @@
#include "sim/byteswap.hh"
#include "sim/builder.hh"
+
using namespace LittleEndianGuest;
AlphaSystem::AlphaSystem(Params *p)
diff --git a/arch/alpha/tru64_process.cc b/arch/alpha/tru64/process.cc
index 90e8b1139..58d41e3ef 100644
--- a/arch/alpha/tru64_process.cc
+++ b/arch/alpha/tru64/process.cc
@@ -28,7 +28,7 @@
#include "arch/alpha/isa_traits.hh"
#include "arch/alpha/common_syscall_emul.hh"
-#include "arch/alpha/tru64_process.hh"
+#include "arch/alpha/tru64/process.hh"
#include "cpu/exec_context.hh"
#include "kern/tru64/tru64.hh"
#include "mem/functional/functional.hh"
diff --git a/arch/alpha/tru64_process.hh b/arch/alpha/tru64/process.hh
index 051760702..051760702 100644
--- a/arch/alpha/tru64_process.hh
+++ b/arch/alpha/tru64/process.hh
diff --git a/arch/sparc/faults.cc b/arch/sparc/faults.cc
new file mode 100644
index 000000000..b48fc600b
--- /dev/null
+++ b/arch/sparc/faults.cc
@@ -0,0 +1,248 @@
+/*
+ * 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.
+ */
+
+#include "arch/sparc/faults.hh"
+#include "cpu/exec_context.hh"
+#include "cpu/base.hh"
+#include "base/trace.hh"
+
+namespace SparcISA
+{
+
+FaultName InternalProcessorError::_name = "intprocerr";
+TrapType InternalProcessorError::_trapType = 0x029;
+FaultPriority InternalProcessorError::_priority = 4;
+FaultStat InternalProcessorError::_count;
+
+FaultName MemAddressNotAligned::_name = "unalign";
+TrapType MemAddressNotAligned::_trapType = 0x034;
+FaultPriority MemAddressNotAligned::_priority = 10;
+FaultStat MemAddressNotAligned::_count;
+
+FaultName PowerOnReset::_name = "pow_reset";
+TrapType PowerOnReset::_trapType = 0x001;
+FaultPriority PowerOnReset::_priority = 0;
+FaultStat PowerOnReset::_count;
+
+FaultName WatchDogReset::_name = "watch_dog_reset";
+TrapType WatchDogReset::_trapType = 0x002;
+FaultPriority WatchDogReset::_priority = 1;
+FaultStat WatchDogReset::_count;
+
+FaultName ExternallyInitiatedReset::_name = "extern_reset";
+TrapType ExternallyInitiatedReset::_trapType = 0x003;
+FaultPriority ExternallyInitiatedReset::_priority = 1;
+FaultStat ExternallyInitiatedReset::_count;
+
+FaultName SoftwareInitiatedReset::_name = "software_reset";
+TrapType SoftwareInitiatedReset::_trapType = 0x004;
+FaultPriority SoftwareInitiatedReset::_priority = 1;
+FaultStat SoftwareInitiatedReset::_count;
+
+FaultName REDStateException::_name = "red_counte";
+TrapType REDStateException::_trapType = 0x005;
+FaultPriority REDStateException::_priority = 1;
+FaultStat REDStateException::_count;
+
+FaultName InstructionAccessException::_name = "inst_access";
+TrapType InstructionAccessException::_trapType = 0x008;
+FaultPriority InstructionAccessException::_priority = 5;
+FaultStat InstructionAccessException::_count;
+
+FaultName InstructionAccessMMUMiss::_name = "inst_mmu";
+TrapType InstructionAccessMMUMiss::_trapType = 0x009;
+FaultPriority InstructionAccessMMUMiss::_priority = 2;
+FaultStat InstructionAccessMMUMiss::_count;
+
+FaultName InstructionAccessError::_name = "inst_error";
+TrapType InstructionAccessError::_trapType = 0x00A;
+FaultPriority InstructionAccessError::_priority = 3;
+FaultStat InstructionAccessError::_count;
+
+FaultName IllegalInstruction::_name = "illegal_inst";
+TrapType IllegalInstruction::_trapType = 0x010;
+FaultPriority IllegalInstruction::_priority = 7;
+FaultStat IllegalInstruction::_count;
+
+FaultName PrivelegedOpcode::_name = "priv_opcode";
+TrapType PrivelegedOpcode::_trapType = 0x011;
+FaultPriority PrivelegedOpcode::_priority = 6;
+FaultStat PrivelegedOpcode::_count;
+
+FaultName UnimplementedLDD::_name = "unimp_ldd";
+TrapType UnimplementedLDD::_trapType = 0x012;
+FaultPriority UnimplementedLDD::_priority = 6;
+FaultStat UnimplementedLDD::_count;
+
+FaultName UnimplementedSTD::_name = "unimp_std";
+TrapType UnimplementedSTD::_trapType = 0x013;
+FaultPriority UnimplementedSTD::_priority = 6;
+FaultStat UnimplementedSTD::_count;
+
+FaultName FpDisabled::_name = "fp_disabled";
+TrapType FpDisabled::_trapType = 0x020;
+FaultPriority FpDisabled::_priority = 8;
+FaultStat FpDisabled::_count;
+
+FaultName FpExceptionIEEE754::_name = "fp_754";
+TrapType FpExceptionIEEE754::_trapType = 0x021;
+FaultPriority FpExceptionIEEE754::_priority = 11;
+FaultStat FpExceptionIEEE754::_count;
+
+FaultName FpExceptionOther::_name = "fp_other";
+TrapType FpExceptionOther::_trapType = 0x022;
+FaultPriority FpExceptionOther::_priority = 11;
+FaultStat FpExceptionOther::_count;
+
+FaultName TagOverflow::_name = "tag_overflow";
+TrapType TagOverflow::_trapType = 0x023;
+FaultPriority TagOverflow::_priority = 14;
+FaultStat TagOverflow::_count;
+
+FaultName DivisionByZero::_name = "div_by_zero";
+TrapType DivisionByZero::_trapType = 0x028;
+FaultPriority DivisionByZero::_priority = 15;
+FaultStat DivisionByZero::_count;
+
+FaultName DataAccessException::_name = "data_access";
+TrapType DataAccessException::_trapType = 0x030;
+FaultPriority DataAccessException::_priority = 12;
+FaultStat DataAccessException::_count;
+
+FaultName DataAccessMMUMiss::_name = "data_mmu";
+TrapType DataAccessMMUMiss::_trapType = 0x031;
+FaultPriority DataAccessMMUMiss::_priority = 12;
+FaultStat DataAccessMMUMiss::_count;
+
+FaultName DataAccessError::_name = "data_error";
+TrapType DataAccessError::_trapType = 0x032;
+FaultPriority DataAccessError::_priority = 12;
+FaultStat DataAccessError::_count;
+
+FaultName DataAccessProtection::_name = "data_protection";
+TrapType DataAccessProtection::_trapType = 0x033;
+FaultPriority DataAccessProtection::_priority = 12;
+FaultStat DataAccessProtection::_count;
+
+FaultName LDDFMemAddressNotAligned::_name = "unalign_lddf";
+TrapType LDDFMemAddressNotAligned::_trapType = 0x035;
+FaultPriority LDDFMemAddressNotAligned::_priority = 10;
+FaultStat LDDFMemAddressNotAligned::_count;
+
+FaultName STDFMemAddressNotAligned::_name = "unalign_stdf";
+TrapType STDFMemAddressNotAligned::_trapType = 0x036;
+FaultPriority STDFMemAddressNotAligned::_priority = 10;
+FaultStat STDFMemAddressNotAligned::_count;
+
+FaultName PrivelegedAction::_name = "priv_action";
+TrapType PrivelegedAction::_trapType = 0x037;
+FaultPriority PrivelegedAction::_priority = 11;
+FaultStat PrivelegedAction::_count;
+
+FaultName LDQFMemAddressNotAligned::_name = "unalign_ldqf";
+TrapType LDQFMemAddressNotAligned::_trapType = 0x038;
+FaultPriority LDQFMemAddressNotAligned::_priority = 10;
+FaultStat LDQFMemAddressNotAligned::_count;
+
+FaultName STQFMemAddressNotAligned::_name = "unalign_stqf";
+TrapType STQFMemAddressNotAligned::_trapType = 0x039;
+FaultPriority STQFMemAddressNotAligned::_priority = 10;
+FaultStat STQFMemAddressNotAligned::_count;
+
+FaultName AsyncDataError::_name = "async_data";
+TrapType AsyncDataError::_trapType = 0x040;
+FaultPriority AsyncDataError::_priority = 2;
+FaultStat AsyncDataError::_count;
+
+//The enumerated faults
+
+FaultName CleanWindow::_name = "clean_win";
+TrapType CleanWindow::_baseTrapType = 0x024;
+FaultPriority CleanWindow::_priority = 10;
+FaultStat CleanWindow::_count;
+
+FaultName InterruptLevelN::_name = "interrupt_n";
+TrapType InterruptLevelN::_baseTrapType = 0x041;
+FaultStat InterruptLevelN::_count;
+
+FaultName SpillNNormal::_name = "spill_n_normal";
+TrapType SpillNNormal::_baseTrapType = 0x080;
+FaultPriority SpillNNormal::_priority = 9;
+FaultStat SpillNNormal::_count;
+
+FaultName SpillNOther::_name = "spill_n_other";
+TrapType SpillNOther::_baseTrapType = 0x0A0;
+FaultPriority SpillNOther::_priority = 9;
+FaultStat SpillNOther::_count;
+
+FaultName FillNNormal::_name = "fill_n_normal";
+TrapType FillNNormal::_baseTrapType = 0x0C0;
+FaultPriority FillNNormal::_priority = 9;
+FaultStat FillNNormal::_count;
+
+FaultName FillNOther::_name = "fill_n_other";
+TrapType FillNOther::_baseTrapType = 0x0E0;
+FaultPriority FillNOther::_priority = 9;
+FaultStat FillNOther::_count;
+
+FaultName TrapInstruction::_name = "trap_inst_n";
+TrapType TrapInstruction::_baseTrapType = 0x100;
+FaultPriority TrapInstruction::_priority = 16;
+FaultStat TrapInstruction::_count;
+
+
+
+#if FULL_SYSTEM
+
+void SparcFault::invoke(ExecContext * xc)
+{
+ FaultBase::invoke(xc);
+ countStat()++;
+
+ //Use the SPARC trap state machine
+ /*// exception restart address
+ if (setRestartAddress() || !xc->inPalMode())
+ xc->setMiscReg(AlphaISA::IPR_EXC_ADDR, xc->regs.pc);
+
+ if (skipFaultingInstruction()) {
+ // traps... skip faulting instruction.
+ xc->setMiscReg(AlphaISA::IPR_EXC_ADDR,
+ xc->readMiscReg(AlphaISA::IPR_EXC_ADDR) + 4);
+ }
+
+ if (!xc->inPalMode())
+ AlphaISA::swap_palshadow(&(xc->regs), true);
+
+ xc->regs.pc = xc->readMiscReg(AlphaISA::IPR_PAL_BASE) + vect();
+ xc->regs.npc = xc->regs.pc + sizeof(MachInst);*/
+}
+
+#endif
+
+} // namespace SparcISA
+
diff --git a/arch/sparc/faults.hh b/arch/sparc/faults.hh
new file mode 100644
index 000000000..318b1ad5a
--- /dev/null
+++ b/arch/sparc/faults.hh
@@ -0,0 +1,587 @@
+/*
+ * 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.
+ */
+
+#ifndef __ALPHA_FAULTS_HH__
+#define __ALPHA_FAULTS_HH__
+
+#include "sim/faults.hh"
+
+// The design of the "name" and "vect" functions is in sim/faults.hh
+
+namespace SparcISA
+{
+
+typedef const uint32_t TrapType;
+typedef const uint32_t FaultPriority;
+
+class SparcFault : public FaultBase
+{
+ public:
+#if FULL_SYSTEM
+ void invoke(ExecContext * xc);
+#endif
+ virtual TrapType trapType() = 0;
+ virtual FaultPriority priority() = 0;
+ virtual FaultStat & countStat() = 0;
+};
+
+class InternalProcessorError : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+ bool isMachineCheckFault() {return true;}
+};
+
+class MemAddressNotAligned : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+ bool isAlignmentFault() {return true;}
+};
+
+static inline Fault genMachineCheckFault()
+{
+ return new InternalProcessorError;
+}
+
+static inline Fault genAlignmentFault()
+{
+ return new MemAddressNotAligned;
+}
+
+class PowerOnReset : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class WatchDogReset : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class ExternallyInitiatedReset : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class SoftwareInitiatedReset : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class REDStateException : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class InstructionAccessException : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class InstructionAccessMMUMiss : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class InstructionAccessError : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class IllegalInstruction : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class PrivelegedOpcode : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class UnimplementedLDD : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class UnimplementedSTD : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class FpDisabled : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class FpExceptionIEEE754 : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class FpExceptionOther : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class TagOverflow : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class DivisionByZero : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class DataAccessException : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class DataAccessMMUMiss : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class DataAccessError : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class DataAccessProtection : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class LDDFMemAddressNotAligned : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class STDFMemAddressNotAligned : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class PrivelegedAction : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class LDQFMemAddressNotAligned : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class STQFMemAddressNotAligned : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class AsyncDataError : public SparcFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _trapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ public:
+ FaultName name() {return _name;}
+ TrapType trapType() {return _trapType;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class EnumeratedFault : public SparcFault
+{
+ protected:
+ uint32_t _n;
+ virtual TrapType baseTrapType() = 0;
+ public:
+ EnumeratedFault(uint32_t n) : SparcFault() {_n = n;}
+ TrapType trapType() {return baseTrapType() + _n;}
+};
+
+class CleanWindow : public EnumeratedFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _baseTrapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ TrapType baseTrapType() {return _baseTrapType;}
+ public:
+ CleanWindow(uint32_t n) : EnumeratedFault(n) {;}
+ FaultName name() {return _name;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class InterruptLevelN : public EnumeratedFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _baseTrapType;
+ static FaultStat _count;
+ TrapType baseTrapType() {return _baseTrapType;}
+ public:
+ InterruptLevelN(uint32_t n) : EnumeratedFault(n) {;}
+ FaultName name() {return _name;}
+ FaultPriority priority() {return 32 - _n;}
+ FaultStat & countStat() {return _count;}
+};
+
+class SpillNNormal : public EnumeratedFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _baseTrapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ TrapType baseTrapType() {return _baseTrapType;}
+ public:
+ SpillNNormal(uint32_t n) : EnumeratedFault(n) {;}
+ FaultName name() {return _name;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class SpillNOther : public EnumeratedFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _baseTrapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ TrapType baseTrapType() {return _baseTrapType;}
+ public:
+ SpillNOther(uint32_t n) : EnumeratedFault(n) {;}
+ FaultName name() {return _name;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class FillNNormal : public EnumeratedFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _baseTrapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ TrapType baseTrapType() {return _baseTrapType;}
+ public:
+ FillNNormal(uint32_t n) : EnumeratedFault(n) {;}
+ FaultName name() {return _name;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class FillNOther : public EnumeratedFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _baseTrapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ TrapType baseTrapType() {return _baseTrapType;}
+ public:
+ FillNOther(uint32_t n) : EnumeratedFault(n) {;}
+ FaultName name() {return _name;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+class TrapInstruction : public EnumeratedFault
+{
+ private:
+ static FaultName _name;
+ static TrapType _baseTrapType;
+ static FaultPriority _priority;
+ static FaultStat _count;
+ TrapType baseTrapType() {return _baseTrapType;}
+ public:
+ TrapInstruction(uint32_t n) : EnumeratedFault(n) {;}
+ FaultName name() {return _name;}
+ FaultPriority priority() {return _priority;}
+ FaultStat & countStat() {return _count;}
+};
+
+} // SparcISA namespace
+
+#endif // __FAULTS_HH__
diff --git a/arch/sparc/isa/base.isa b/arch/sparc/isa/base.isa
index b504f1906..992504369 100644
--- a/arch/sparc/isa/base.isa
+++ b/arch/sparc/isa/base.isa
@@ -4,79 +4,126 @@
//
output header {{
+
+ struct condCodes
+ {
+ uint8_t c:1;
+ uint8_t v:1;
+ uint8_t z:1;
+ uint8_t n:1;
+ }
+
+ enum condTest
+ {
+ Always=0x8,
+ Never=0x0,
+ NotEqual=0x9,
+ Equal=0x1,
+ Greater=0xA,
+ LessOrEqual=0x2,
+ GreaterOrEqual=0xB,
+ Less=0x3,
+ GreaterUnsigned=0xC,
+ LessOrEqualUnsigned=0x4,
+ CarryClear=0xD,
+ CarrySet=0x5,
+ Positive=0xE,
+ Negative=0x6,
+ OverflowClear=0xF,
+ OverflowSet=0x7
+ }
+
/**
* Base class for all SPARC static instructions.
*/
- class SparcStaticInst : public StaticInst<SPARCISA>
+ class SparcStaticInst : public StaticInst
{
- protected:
-
- // Constructor.
- SparcStaticInst(const char *mnem, MachInst _machInst, OpClass __opClass)
- : StaticInst<SPARCISA>(mnem, _machInst, __opClass)
+ protected:
+ // Constructor.
+ SparcStaticInst(const char *mnem,
+ MachInst _machInst, OpClass __opClass)
+ : StaticInst(mnem, _machInst, __opClass)
{
}
- std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
+ std::string generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const;
};
- bool passesCondition(struct {uint8_t c:1; uint8_t v:1; uint8_t z:1; uint8_t n:1} codes, uint8_t condition);
+ bool passesCondition(condCodes codes, condTest condition);
}};
output decoder {{
- std::string SparcStaticInst::generateDisassembly(Addr pc, const SymbolTable *symtab) const
+ std::string SparcStaticInst::generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const
{
- std::stringstream ss;
+ std::stringstream ss;
- ccprintf(ss, "%-10s ", mnemonic);
+ ccprintf(ss, "%-10s ", mnemonic);
- // just print the first two source regs... if there's
- // a third one, it's a read-modify-write dest (Rc),
- // e.g. for CMOVxx
- if(_numSrcRegs > 0)
- {
- printReg(ss, _srcRegIdx[0]);
- }
- if(_numSrcRegs > 1)
- {
- ss << ",";
- printReg(ss, _srcRegIdx[1]);
- }
+ // just print the first two source regs... if there's
+ // a third one, it's a read-modify-write dest (Rc),
+ // e.g. for CMOVxx
+ if(_numSrcRegs > 0)
+ {
+ printReg(ss, _srcRegIdx[0]);
+ }
+ if(_numSrcRegs > 1)
+ {
+ ss << ",";
+ printReg(ss, _srcRegIdx[1]);
+ }
- // just print the first dest... if there's a second one,
- // it's generally implicit
- if(_numDestRegs > 0)
- {
- if(_numSrcRegs > 0)
- ss << ",";
- printReg(ss, _destRegIdx[0]);
- }
+ // just print the first dest... if there's a second one,
+ // it's generally implicit
+ if(_numDestRegs > 0)
+ {
+ if(_numSrcRegs > 0)
+ ss << ",";
+ printReg(ss, _destRegIdx[0]);
+ }
- return ss.str();
+ return ss.str();
}
- bool passesCondition(struct {uint8_t c:1; uint8_t v:1; uint8_t z:1; uint8_t n:1} codes, uint8_t condition)
+ bool passesCondition(condCodes codes, condTest condition)
{
- switch(condition)
- {
- case 0b1000: return true;
- case 0b0000: return false;
- case 0b1001: return !codes.z;
- case 0b0001: return codes.z;
- case 0b1010: return !(codes.z | (codes.n ^ codes.v));
- case 0b0010: return codes.z | (codes.n ^ codes.v);
- case 0b1011: return !(codes.n ^ codes.v);
- case 0b0011: return (codes.n ^ codes.v);
- case 0b1100: return !(codes.c | codes.z);
- case 0b0100: return (codes.c | codes.z);
- case 0b1101: return !codes.c;
- case 0b0101: return codes.c;
- case 0b1110: return !codes.n;
- case 0b0110: return codes.n;
- case 0b1111: return !codes.v;
- case 0b0111: return codes.v;
- }
+ switch(condition)
+ {
+ case Always:
+ return true;
+ case Never:
+ return false;
+ case NotEqual:
+ return !codes.z;
+ case Equal:
+ return codes.z;
+ case Greater:
+ return !(codes.z | (codes.n ^ codes.v));
+ case LessOrEqual:
+ return codes.z | (codes.n ^ codes.v);
+ case GreaterOrEqual:
+ return !(codes.n ^ codes.v);
+ case Less:
+ return (codes.n ^ codes.v);
+ case GreaterUnsigned:
+ return !(codes.c | codes.z);
+ case LessOrEqualUnsigned:
+ return (codes.c | codes.z);
+ case CarryClear:
+ return !codes.c;
+ case CarrySet:
+ return codes.c;
+ case Positive:
+ return !codes.n;
+ case Negative:
+ return codes.n;
+ case OverflowClear:
+ return !codes.v;
+ case OverflowSet:
+ return codes.v;
+ }
}
}};
diff --git a/arch/sparc/isa/decoder.isa b/arch/sparc/isa/decoder.isa
index 06834ecc3..eb458211b 100644
--- a/arch/sparc/isa/decoder.isa
+++ b/arch/sparc/isa/decoder.isa
@@ -3,55 +3,64 @@
// The actual decoder specification
//
-decode OP default Trap::unknown({{illegal_instruction}}) {
+decode OP default Trap::unknown({{IllegalInstruction}}) {
0x0: decode OP2 {
- 0x0: Trap::illtrap({{illegal_instruction}}); //ILLTRAP
- 0x1: Branch::bpcc({{
- switch((CC12 << 1) | CC02)
- {
- case 1: case 3:
- throw illegal_instruction;
- case 0:
- if(passesCondition(xc->regs.MiscRegs.ccrFields.icc, COND2))
- ;//branchHere
- break;
- case 2:
- if(passesCondition(xc->regs.MiscRegs.ccrFields.xcc, COND2))
- ;//branchHere
- break;
- }
- }});//BPcc
- 0x2: Branch::bicc({{
- if(passesCondition(xc->regs.MiscRegs.ccrFields.icc, COND2))
- ;//branchHere
- }});//Bicc
- 0x3: Branch::bpr({{
- switch(RCOND)
- {
- case 0: case 4:
- throw illegal_instruction;
- case 1:
- if(Rs1 == 0) ;//branchHere
- break;
- case 2:
- if(Rs1 <= 0) ;//branchHere
- break;
- case 3:
- if(Rs1 < 0) ;//branchHere
- break;
- case 5:
- if(Rs1 != 0) ;//branchHere
- break;
- case 6:
- if(Rs1 > 0) ;//branchHere
- break;
- case 7:
- if(Rs1 >= 0) ;//branchHere
- break;
- }
+ 0x0: Trap::illtrap({{illegal_instruction}}); //ILLTRAP
+ 0x1: Branch::bpcc({{
+ switch((CC12 << 1) | CC02)
+ {
+ case 1:
+ case 3:
+ fault = new IllegalInstruction;
+ case 0:
+ if(passesCondition(xc->regs.MiscRegs.ccrFields.icc, COND2))
+ ;//branchHere
+ break;
+ case 2:
+ if(passesCondition(xc->regs.MiscRegs.ccrFields.xcc, COND2))
+ ;//branchHere
+ break;
+ }
+ }});//BPcc
+ 0x2: Branch::bicc({{
+ if(passesCondition(xc->regs.MiscRegs.ccrFields.icc, COND2))
+ ;//branchHere
+ }});//Bicc
+ 0x3: Branch::bpr({{
+ switch(RCOND)
+ {
+ case 0:
+ case 4:
+ fault = new IllegalInstruction;
+ case 1:
+ if(Rs1 == 0)
+ ;//branchHere
+ break;
+ case 2:
+ if(Rs1 <= 0)
+ ;//branchHere
+ break;
+ case 3:
+ if(Rs1 < 0)
+ ;//branchHere
+ break;
+ case 5:
+ if(Rs1 != 0)
+ ;//branchHere
+ break;
+ case 6:
+ if(Rs1 > 0)
+ ;//branchHere
+ break;
+ case 7:
+ if(Rs1 >= 0)
+ ;//branchHere
+ break;
+ }
}}); //BPr
- 0x4: IntegerOp::sethi({{Rd = (IMM22 << 10) & 0xFFFFFC00;}}); //SETHI (or NOP if rd == 0 and imm == 0)
+ //SETHI (or NOP if rd == 0 and imm == 0)
+ 0x4: IntegerOp::sethi({{Rd = (IMM22 << 10) & 0xFFFFFC00;}});
0x5: Trap::fbpfcc({{throw fp_disabled;}}); //FBPfcc
0x6: Trap::fbfcc({{throw fp_disabled;}}); //FBfcc
}
@@ -60,150 +69,165 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
Rd = xc->pc;
}});
0x2: decode OP3 {
- format IntegerOp {
- 0x00: add({{
- INT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
- Rd = Rs1.sdw + val2;
- }});//ADD
- 0x01: and({{
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = Rs1.udw & val2;
- }});//AND
- 0x02: or({{
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = Rs1.udw | val2;
- }});//OR
- 0x03: xor({{
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = Rs1.udw ^ val2;
- }});//XOR
- 0x04: sub({{
- INT64 val2 = ~((UINT64)(I ? SIMM13.sdw : Rs2.udw))+1;
- Rd = Rs1.sdw + val2;
- }});//SUB
- 0x05: andn({{
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = Rs1.udw & ~val2;
- }});//ANDN
- 0x06: orn({{
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = Rs1.udw | ~val2;
- }});//ORN
- 0x07: xnor({{
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = ~(Rs1.udw ^ val2);
- }});//XNOR
- 0x08: addc({{
- INT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
- INT64 carryin = xc->regs.MiscRegs.ccrfields.iccfields.c;
- Rd = Rs1.sdw + val2 + carryin;
- }});//ADDC
- 0x09: mulx({{
- INT64 val2 = (I ? SIMM13.sdw : Rs2);
- Rd = Rs1 * val2;
- }});//MULX
- 0x0A: umul({{
- UINT64 resTemp, val2 = (I ? SIMM13.sdw : Rs2.udw);
- Rd = resTemp = Rs1.udw<31:0> * val2<31:0>;
- xc->regs.MiscRegs.yFields.value = resTemp<63:32>;
- }});//UMUL
- 0x0B: smul({{
- INT64 resTemp, val2 = (I ? SIMM13.sdw : Rs2.sdw);
- rd.sdw = resTemp = Rs1.sdw<31:0> * val2<31:0>;
- xc->regs.MiscRegs.yFields.value = resTemp<63:32>;
- }});//SMUL
- 0x0C: subc({{
- INT64 val2 = ~((INT64)(I ? SIMM13.sdw : Rs2.sdw))+1;
- INT64 carryin = xc->regs.MiscRegs.ccrfields.iccfields.c;
- Rd.sdw = Rs1.sdw + val2 + carryin;
- }});//SUBC
- 0x0D: udivx({{
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.udw);
- if(val2 == 0) throw division_by_zero;
- Rd.udw = Rs1.udw / val2;
- }});//UDIVX
- 0x0E: udiv({{
- UINT32 resTemp, val2 = (I ? SIMM13.sw : Rs2.udw<31:0>);
- if(val2 == 0) throw division_by_zero;
- resTemp = (UINT64)((xc->regs.MiscRegs.yFields.value << 32) | Rs1.udw<31:0>) / val2;
- INT32 overflow = (resTemp<63:32> != 0);
- if(overflow) rd.udw = resTemp = 0xFFFFFFFF;
- else rd.udw = resTemp;
- }}); //UDIV
- 0x0F: sdiv({{
- INT32 resTemp, val2 = (I ? SIMM13.sw : Rs2.sdw<31:0>);
- if(val2 == 0) throw division_by_zero;
- Rd.sdw = resTemp = (INT64)((xc->regs.MiscRegs.yFields.value << 32) | Rs1.sdw<31:0>) / val2;
- INT32 overflow = (resTemp<63:31> != 0);
- INT32 underflow = (resTemp<63:> && resTemp<62:31> != 0xFFFFFFFF);
- if(overflow) rd.udw = resTemp = 0x7FFFFFFF;
- else if(underflow) rd.udw = resTemp = 0xFFFFFFFF80000000;
- else rd.udw = resTemp;
- }});//SDIV
- }
- format IntegerOpCc {
- 0x10: addcc({{
- INT64 resTemp, val2 = (I ? SIMM13.sdw : Rs2);
- Rd = resTemp = Rs1 + val2;}},
- {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
- {{Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>}},
- {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
- {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
- );//ADDcc
- 0x11: andcc({{
- INT64 val2 = (I ? SIMM13.sdw : Rs2);
- Rd = Rs1 & val2;}}
- ,{{0}},{{0}},{{0}},{{0}});//ANDcc
- 0x12: orcc({{
- INT64 val2 = (I ? SIMM13.sdw : Rs2);
- Rd = Rs1 | val2;}}
- ,{{0}},{{0}},{{0}},{{0}});//ORcc
- 0x13: xorcc({{
- INT64 val2 = (I ? SIMM13.sdw : Rs2);
- Rd = Rs1 ^ val2;}}
- ,{{0}},{{0}},{{0}},{{0}});//XORcc
- 0x14: subcc({{
- INT64 resTemp, val2 = (INT64)(I ? SIMM13.sdw : Rs2);
- Rd = resTemp = Rs1 - val2;}},
- {{((Rs1 & 0xFFFFFFFF + (~val2) & 0xFFFFFFFF + 1) >> 31)}},
- {{Rs1<31:> != val2<31:> && Rs1<31:> != resTemp<31:>}},
- {{((Rs1 >> 1) + (~val2) >> 1) + ((Rs1 | ~val2) & 0x1))<63:>}},
- {{Rs1<63:> != val2<63:> && Rs1<63:> != resTemp<63:>}}
- );//SUBcc
- 0x15: andncc({{
- INT64 val2 = (I ? SIMM13.sdw : Rs2);
- Rd = Rs1 & ~val2;}}
- ,{{0}},{{0}},{{0}},{{0}});//ANDNcc
- 0x16: orncc({{
- INT64 val2 = (I ? SIMM13.sdw : Rs2);
- Rd = Rs1 | ~val2;}}
- ,{{0}},{{0}},{{0}},{{0}});//ORNcc
- 0x17: xnorcc({{
- INT64 val2 = (I ? SIMM13.sdw : Rs2);
- Rd = ~(Rs1 ^ val2);}}
- ,{{0}},{{0}},{{0}},{{0}});//XNORcc
- 0x18: addccc({{
- INT64 resTemp, val2 = (I ? SIMM13.sdw : Rs2);
- INT64 carryin = xc->regs.MiscRegs.ccrfields.iccfields.c;
- Rd = resTemp = Rs1 + val2 + carryin;}},
- {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31 + carryin)}},
- {{Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>}},
- {{((Rs1 >> 1) + (val2 >> 1) + ((Rs1 & val2) | (carryin & (Rs1 | val2)) & 0x1))<63:>}},
- {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
- );//ADDCcc
- 0x1A: umulcc({{
- UINT64 resTemp, val2 = (I ? SIMM13.sdw : Rs2);
- Rd = resTemp = Rs1.udw<31:0> * val2<31:0>;
- xc->regs.MiscRegs.yFields.value = resTemp<63:32>;}}
- ,{{0}},{{0}},{{0}},{{0}});//UMULcc
+ format IntegerOp {
+ 0x00: add({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ Rd = Rs1.sdw + val2;
+ }});//ADD
+ 0x01: and({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = Rs1.udw & val2;
+ }});//AND
+ 0x02: or({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = Rs1.udw | val2;
+ }});//OR
+ 0x03: xor({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = Rs1.udw ^ val2;
+ }});//XOR
+ 0x04: sub({{
+ int64_t val2 = ~((uint64_t)(I ? SIMM13.sdw : Rs2.udw))+1;
+ Rd = Rs1.sdw + val2;
+ }});//SUB
+ 0x05: andn({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = Rs1.udw & ~val2;
+ }});//ANDN
+ 0x06: orn({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = Rs1.udw | ~val2;
+ }});//ORN
+ 0x07: xnor({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = ~(Rs1.udw ^ val2);
+ }});//XNOR
+ 0x08: addc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ int64_t carryin = xc->regs.MiscRegs.ccrfields.iccfields.c;
+ Rd = Rs1.sdw + val2 + carryin;
+ }});//ADDC
+ 0x09: mulx({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = Rs1 * val2;
+ }});//MULX
+ 0x0A: umul({{
+ uint64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2.udw);
+ Rd = resTemp = Rs1.udw<31:0> * val2<31:0>;
+ xc->regs.MiscRegs.yFields.value = resTemp<63:32>;
+ }});//UMUL
+ 0x0B: smul({{
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ rd.sdw = resTemp = Rs1.sdw<31:0> * val2<31:0>;
+ xc->regs.MiscRegs.yFields.value = resTemp<63:32>;
+ }});//SMUL
+ 0x0C: subc({{
+ int64_t val2 = ~((int64_t)(I ? SIMM13.sdw : Rs2.sdw))+1;
+ int64_t carryin = xc->regs.MiscRegs.ccrfields.iccfields.c;
+ Rd.sdw = Rs1.sdw + val2 + carryin;
+ }});//SUBC
+ 0x0D: udivx({{
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
+ if(val2 == 0) throw division_by_zero;
+ Rd.udw = Rs1.udw / val2;
+ }});//UDIVX
+ 0x0E: udiv({{
+ uint32_t resTemp, val2 = (I ? SIMM13.sw : Rs2.udw<31:0>);
+ if(val2 == 0)
+ fault = new DivisionByZero;
+ resTemp = (uint64_t)((xc->regs.MiscRegs.yFields.value << 32)
+ | Rs1.udw<31:0>) / val2;
+ int32_t overflow = (resTemp<63:32> != 0);
+ if(overflow)
+ rd.udw = resTemp = 0xFFFFFFFF;
+ else
+ rd.udw = resTemp;
+ }}); //UDIV
+ 0x0F: sdiv({{
+ int32_t resTemp, val2 = (I ? SIMM13.sw : Rs2.sdw<31:0>);
+ if(val2 == 0)
+ fault = new DivisionByZero;
+
+ Rd.sdw = (int64_t)((xc->regs.MiscRegs.yFields.value << 32) |
+ Rs1.sdw<31:0>) / val2;
+ resTemp = Rd.sdw;
+ int32_t overflow = (resTemp<63:31> != 0);
+ int32_t underflow =
+ (resTemp<63:> && resTemp<62:31> != 0xFFFFFFFF);
+ if(overflow)
+ rd.udw = resTemp = 0x7FFFFFFF;
+ else if(underflow)
+ rd.udw = resTemp = 0xFFFFFFFF80000000;
+ else
+ rd.udw = resTemp;
+ }});//SDIV
+ }
+ format IntegerOpCc {
+ 0x10: addcc({{
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = resTemp = Rs1 + val2;}},
+ {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
+ {{Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>}},
+ {{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
+ {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
+ );//ADDcc
+ 0x11: andcc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = Rs1 & val2;}},
+ {{0}},{{0}},{{0}},{{0}});//ANDcc
+ 0x12: orcc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = Rs1 | val2;}},
+ {{0}},{{0}},{{0}},{{0}});//ORcc
+ 0x13: xorcc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = Rs1 ^ val2;}},
+ {{0}},{{0}},{{0}},{{0}});//XORcc
+ 0x14: subcc({{
+ int64_t resTemp, val2 = (int64_t)(I ? SIMM13.sdw : Rs2);
+ Rd = resTemp = Rs1 - val2;}},
+ {{((Rs1 & 0xFFFFFFFF + (~val2) & 0xFFFFFFFF + 1) >> 31)}},
+ {{Rs1<31:> != val2<31:> && Rs1<31:> != resTemp<31:>}},
+ {{((Rs1 >> 1) + (~val2) >> 1) +
+ ((Rs1 | ~val2) & 0x1))<63:>}},
+ {{Rs1<63:> != val2<63:> && Rs1<63:> != resTemp<63:>}}
+ );//SUBcc
+ 0x15: andncc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = Rs1 & ~val2;}},
+ {{0}},{{0}},{{0}},{{0}});//ANDNcc
+ 0x16: orncc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = Rs1 | ~val2;}},
+ {{0}},{{0}},{{0}},{{0}});//ORNcc
+ 0x17: xnorcc({{
+ int64_t val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = ~(Rs1 ^ val2);}},
+ {{0}},{{0}},{{0}},{{0}});//XNORcc
+ 0x18: addccc({{
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ int64_t carryin = xc->regs.MiscRegs.ccrfields.iccfields.c;
+ Rd = resTemp = Rs1 + val2 + carryin;}},
+ {{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31
+ + carryin)}},
+ {{Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>}},
+ {{((Rs1 >> 1) + (val2 >> 1) +
+ ((Rs1 & val2) | (carryin & (Rs1 | val2)) & 0x1))<63:>}},
+ {{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
+ );//ADDCcc
+ 0x1A: umulcc({{
+ uint64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ Rd = resTemp = Rs1.udw<31:0> * val2<31:0>;
+ xc->regs.MiscRegs.yFields.value = resTemp<63:32>;}},
+ {{0}},{{0}},{{0}},{{0}});//UMULcc
0x1B: smulcc({{
- INT64 resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
Rd = resTemp = Rs1.sdw<31:0> * val2<31:0>;
xc->regs.MiscRegs.yFields.value = resTemp<63:32>;}}
,{{0}},{{0}},{{0}},{{0}});//SMULcc
0x1C: subccc({{
- INT64 resTemp, val2 = (INT64)(I ? SIMM13.sdw : Rs2);
- INT64 carryin = xc->regs.MiscRegs.ccrfields.iccfields.c;
+ int64_t resTemp, val2 = (int64_t)(I ? SIMM13.sdw : Rs2);
+ int64_t carryin = xc->regs.MiscRegs.ccrfields.iccfields.c;
Rd = resTemp = Rs1 + ~(val2 + carryin) + 1;}},
{{((Rs1 & 0xFFFFFFFF + (~(val2 + carryin)) & 0xFFFFFFFF + 1) >> 31)}},
{{Rs1<31:> != val2<31:> && Rs1<31:> != resTemp<31:>}},
@@ -211,15 +235,15 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
{{Rs1<63:> != val2<63:> && Rs1<63:> != resTemp<63:>}}
);//SUBCcc
0x1D: udivxcc({{
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.udw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.udw);
if(val2 == 0) throw division_by_zero;
Rd.udw = Rs1.udw / val2;}}
,{{0}},{{0}},{{0}},{{0}});//UDIVXcc
0x1E: udivcc({{
- UINT32 resTemp, val2 = (I ? SIMM13.sw : Rs2.udw<31:0>);
+ uint32_t resTemp, val2 = (I ? SIMM13.sw : Rs2.udw<31:0>);
if(val2 == 0) throw division_by_zero;
- resTemp = (UINT64)((xc->regs.MiscRegs.yFields.value << 32) | Rs1.udw<31:0>) / val2;
- INT32 overflow = (resTemp<63:32> != 0);
+ resTemp = (uint64_t)((xc->regs.MiscRegs.yFields.value << 32) | Rs1.udw<31:0>) / val2;
+ int32_t overflow = (resTemp<63:32> != 0);
if(overflow) rd.udw = resTemp = 0xFFFFFFFF;
else rd.udw = resTemp;}},
{{0}},
@@ -228,11 +252,11 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
{{0}}
);//UDIVcc
0x1F: sdivcc({{
- INT32 resTemp, val2 = (I ? SIMM13.sw : Rs2.sdw<31:0>);
+ int32_t resTemp, val2 = (I ? SIMM13.sw : Rs2.sdw<31:0>);
if(val2 == 0) throw division_by_zero;
- Rd.sdw = resTemp = (INT64)((xc->regs.MiscRegs.yFields.value << 32) | Rs1.sdw<31:0>) / val2;
- INT32 overflow = (resTemp<63:31> != 0);
- INT32 underflow = (resTemp<63:> && resTemp<62:31> != 0xFFFFFFFF);
+ Rd.sdw = resTemp = (int64_t)((xc->regs.MiscRegs.yFields.value << 32) | Rs1.sdw<31:0>) / val2;
+ int32_t overflow = (resTemp<63:31> != 0);
+ int32_t underflow = (resTemp<63:> && resTemp<62:31> != 0xFFFFFFFF);
if(overflow) rd.udw = resTemp = 0x7FFFFFFF;
else if(underflow) rd.udw = resTemp = 0xFFFFFFFF80000000;
else rd.udw = resTemp;}},
@@ -242,27 +266,27 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
{{0}}
);//SDIVcc
0x20: taddcc({{
- INT64 resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
Rd = resTemp = Rs1 + val2;
- INT32 overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);}},
+ int32_t overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);}},
{{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
{{overflow}},
{{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
{{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
);//TADDcc
0x21: tsubcc({{
- INT64 resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
Rd = resTemp = Rs1 + val2;
- INT32 overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);}},
+ int32_t overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);}},
{{(Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
{{overflow}},
{{((Rs1 >> 1) + (val2 >> 1) + (Rs1 & val2 & 0x1))<63:>}},
{{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
);//TSUBcc
0x22: taddcctv({{
- INT64 resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
Rd = resTemp = Rs1 + val2;
- INT32 overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);
+ int32_t overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);
if(overflow) throw tag_overflow;}},
{{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
{{overflow}},
@@ -270,9 +294,9 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
{{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
);//TADDccTV
0x23: tsubcctv({{
- INT64 resTemp, val2 = (I ? SIMM13.sdw : Rs2);
+ int64_t resTemp, val2 = (I ? SIMM13.sdw : Rs2);
Rd = resTemp = Rs1 + val2;
- INT32 overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);
+ int32_t overflow = Rs1<1:0> || val2<1:0> || (Rs1<31:> == val2<31:> && val2<31:> != resTemp<31:>);
if(overflow) throw tag_overflow;}},
{{((Rs1 & 0xFFFFFFFF + val2 & 0xFFFFFFFF) >> 31)}},
{{overflow}},
@@ -280,9 +304,9 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
{{Rs1<63:> == val2<63:> && val2<63:> != resTemp<63:>}}
);//TSUBccTV
0x24: mulscc({{
- INT64 resTemp, multiplicand = (I ? SIMM13.sdw : Rs2);
- INT32 multiplier = Rs1<31:0>;
- INT32 savedLSB = Rs1<0:>;
+ int64_t resTemp, multiplicand = (I ? SIMM13.sdw : Rs2);
+ int32_t multiplier = Rs1<31:0>;
+ int32_t savedLSB = Rs1<0:>;
multiplier = multipler<31:1> |
((xc->regs.MiscRegs.ccrFields.iccFields.n
^ xc->regs.MiscRegs.ccrFields.iccFields.v) << 32);
@@ -368,14 +392,14 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
}
}});//MOVcc
0x2D: sdivx({{
- INT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ int64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
if(val2 == 0) throw division_by_zero;
Rd.sdw = Rs1.sdw / val2;
}});//SDIVX
0x2E: decode RS1 {
0x0: IntegerOp::popc({{
- INT64 count = 0, val2 = (I ? SIMM13.sdw : Rs2.sdw);
- UINT8 oneBits[] = {0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4}
+ int64_t count = 0, val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint8_t oneBits[] = {0,1,1,2,1,2,2,3,1,2,2,3,2,3,3,4}
for(unsigned int x = 0; x < 16; x++)
{
count += oneBits[val2 & 0xF];
@@ -384,7 +408,7 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
}});//POPC
}
0x2F: movr({{
- UINT64 val2 = (I ? SIMM10.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM10.sdw : Rs2.sdw);
switch(RCOND)
{
case 0: case 4:
@@ -412,19 +436,19 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
}});//MOVR
0x30: decode RD {
0x0: wry({{
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.y = Rs1 ^ val2;
}});//WRY
0x2: wrccr({{
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.ccr = Rs1 ^ val2;
}});//WRCCR
0x3: wrasi({{
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.asi = Rs1 ^ val2;
}});//WRASI
0x6: wrfprs({{
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.asi = Rs1 ^ val2;
}});//WRFPRS
0xF: Trap::sir({{software_initiated_reset}}); //SIR
@@ -435,63 +459,63 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
}
0x32: decode RD {
0x0: wrprtpc({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.tpc[xc->regs.MiscRegs.tl] = Rs1 ^ val2;
}});
0x1: wrprtnpc({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.tnpc[xc->regs.MiscRegs.tl] = Rs1 ^ val2;
}});
0x2: wrprtstate({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.tstate[xc->regs.MiscRegs.tl] = Rs1 ^ val2;
}});
0x3: wrprtt({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.tt[xc->regs.MiscRegs.tl] = Rs1 ^ val2;
}});
0x4: wrprtick({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.tick = Rs1 ^ val2;
}});
0x5: wrprtba({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.tba = Rs1 ^ val2;
}});
0x6: wrprpstate({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.pstate = Rs1 ^ val2;
}});
0x7: wrprtl({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.tl = Rs1 ^ val2;
}});
0x8: wrprpil({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.pil = Rs1 ^ val2;
}});
0x9: wrprcwp({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.cwp = Rs1 ^ val2;
}});
0xA: wrprcansave({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.cansave = Rs1 ^ val2;
}});
0xB: wrprcanrestore({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.canrestore = Rs1 ^ val2;
}});
0xC: wrprcleanwin({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.cleanwin = Rs1 ^ val2;
}});
0xD: wrprotherwin({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.otherwin = Rs1 ^ val2;
}});
0xE: wrprwstate({{checkPriv
- UINT64 val2 = (I ? SIMM13.sdw : Rs2.sdw);
+ uint64_t val2 = (I ? SIMM13.sdw : Rs2.sdw);
xc->regs.MiscRegs.wstate = Rs1 ^ val2;
}});
}
@@ -532,7 +556,7 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
0x01: ldub({{Rd.ub = Mem.ub;}}); //LDUB
0x02: lduh({{Rd.uhw = Mem.uhw;}}); //LDUH
0x03: ldd({{
- UINT64 val = Mem.udw;
+ uint64_t val = Mem.udw;
setIntReg(RD & (~1), val<31:0>);
setIntReg(RD | 1, val<63:32>);
}});//LDD
@@ -553,7 +577,7 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
}}); //LDSTUB
0x0E: stx({{Rd.udw = Mem.udw;}}); //STX
0x0F: swap({{
- UINT32 temp = Rd.uw;
+ uint32_t temp = Rd.uw;
Rd.uw = Mem.uw;
Mem.uw = temp;
}}); //SWAP
@@ -561,7 +585,7 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
0x11: lduba({{Rd.ub = Mem.ub;}}); //LDUBA
0x12: lduha({{Rd.uhw = Mem.uhw;}}); //LDUHA
0x13: ldda({{
- UINT64 val = Mem.udw;
+ uint64_t val = Mem.udw;
setIntReg(RD & (~1), val<31:0>);
setIntReg(RD | 1, val<63:32>);
}}); //LDDA
@@ -582,7 +606,7 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
}}); //LDSTUBA
0x1E: stxa({{Mem.sdw = Rd.sdw}}); //STXA
0x1F: swapa({{
- UINT32 temp = Rd.uw;
+ uint32_t temp = Rd.uw;
Rd.uw = Mem.uw;
Mem.uw = temp;
}}); //SWAPA
@@ -621,14 +645,14 @@ decode OP default Trap::unknown({{illegal_instruction}}) {
0x3C: Cas::casa(
- {{UINT64 val = Mem.uw;
+ {{uint64_t val = Mem.uw;
if(Rs2.uw == val)
Mem.uw = Rd.uw;
Rd.uw = val;
}}); //CASA
0x3D: Noop::prefetcha({{ }}); //PREFETCHA
0x3E: Cas::casxa(
- {{UINT64 val = Mem.udw;
+ {{uint64_t val = Mem.udw;
if(Rs2 == val)
Mem.udw = Rd;
Rd = val;
diff --git a/arch/sparc/isa/formats/basic.isa b/arch/sparc/isa/formats/basic.isa
index 1994df41c..73df7617d 100644
--- a/arch/sparc/isa/formats/basic.isa
+++ b/arch/sparc/isa/formats/basic.isa
@@ -11,16 +11,17 @@ def template BasicDeclare {{
*/
class %(class_name)s : public %(base_class)s
{
- public:
- /// Constructor.
- %(class_name)s(MachInst machInst);
- %(BasicExecDeclare)s
- };
+ public:
+ // Constructor.
+ %(class_name)s(MachInst machInst);
+ %(BasicExecDeclare)s
+ };
}};
// Basic instruction class constructor template.
def template BasicConstructor {{
- inline %(class_name)s::%(class_name)s(MachInst machInst) : %(base_class)s("%(mnemonic)s", machInst, %(op_class)s)
+ inline %(class_name)s::%(class_name)s(MachInst machInst)
+ : %(base_class)s("%(mnemonic)s", machInst, %(op_class)s)
{
%(constructor)s;
}
@@ -28,20 +29,21 @@ def template BasicConstructor {{
// Basic instruction class execute method template.
def template BasicExecute {{
- Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const
+ Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
{
- Fault fault = No_Fault;
+ Fault fault = NoFault;
- %(fp_enable_check)s;
- %(op_decl)s;
- %(op_rd)s;
- %(code)s;
+ %(fp_enable_check)s;
+ %(op_decl)s;
+ %(op_rd)s;
+ %(code)s;
- if(fault == No_Fault)
- {
- %(op_wb)s;
- }
- return fault;
+ if(fault == NoFault)
+ {
+ %(op_wb)s;
+ }
+ return fault;
}
}};
@@ -57,7 +59,8 @@ def template BasicDecodeWithMnemonic {{
// The most basic instruction format... used only for a few misc. insts
def format BasicOperate(code, *flags) {{
- iop = InstObjParams(name, Name, 'SparcStaticInst', CodeBlock(code), flags)
+ iop = InstObjParams(name, Name, 'SparcStaticInst',
+ CodeBlock(code), flags)
header_output = BasicDeclare.subst(iop)
decoder_output = BasicConstructor.subst(iop)
decode_block = BasicDecode.subst(iop)
diff --git a/arch/sparc/isa/formats/branch.isa b/arch/sparc/isa/formats/branch.isa
index c4c0a90af..80101de1b 100644
--- a/arch/sparc/isa/formats/branch.isa
+++ b/arch/sparc/isa/formats/branch.isa
@@ -9,48 +9,44 @@ output header {{
*/
class Branch : public SparcStaticInst
{
- protected:
-
- /// Constructor
- Branch(const char *mnem, MachInst _machInst, OpClass __opClass) : SparcStaticInst(mnem, _machInst, __opClass)
- {
- }
-
- std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
+ protected:
+ // Constructor
+ Branch(const char *mnem, MachInst _machInst, OpClass __opClass) :
+ SparcStaticInst(mnem, _machInst, __opClass)
+ {
+ }
+
+ std::string generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const;
};
}};
output decoder {{
std::string Branch::generateDisassembly(Addr pc, const SymbolTable *symtab) const
{
- return "Disassembly of integer instruction\n";
+ return "Branch instruction\n";
}
}};
def template BranchExecute {{
- Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const
+ Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
{
- //Attempt to execute the instruction
- try
- {
- checkPriv;
+ //Attempt to execute the instruction
+ Fault fault = NoFault;
+ checkPriv;
- %(op_decl)s;
- %(op_rd)s;
- %(code)s;
- }
- //If we have an exception for some reason,
- //deal with it
- catch(SparcException except)
- {
- //Deal with exception
- return No_Fault;
- }
+ %(op_decl)s;
+ %(op_rd)s;
+ %(code)s;
+ if(fault == NoFault)
+ {
//Write the resulting state to the execution context
%(op_wb)s;
+ }
- return No_Fault;
+ return fault;
}
}};
diff --git a/arch/sparc/isa/formats/integerop.isa b/arch/sparc/isa/formats/integerop.isa
index 275a346d3..5a9e09896 100644
--- a/arch/sparc/isa/formats/integerop.isa
+++ b/arch/sparc/isa/formats/integerop.isa
@@ -9,21 +9,23 @@ output header {{
*/
class IntegerOp : public SparcStaticInst
{
- protected:
+ protected:
+ // Constructor
+ IntegerOp(const char *mnem, MachInst _machInst, OpClass __opClass) :
+ SparcStaticInst(mnem, _machInst, __opClass)
+ {
+ }
- /// Constructor
- IntegerOp(const char *mnem, MachInst _machInst, OpClass __opClass) : SparcStaticInst(mnem, _machInst, __opClass)
- {
- }
-
- std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
+ std::string generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const;
};
}};
output decoder {{
- std::string IntegerOp::generateDisassembly(Addr pc, const SymbolTable *symtab) const
+ std::string IntegerOp::generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const
{
- return "Disassembly of integer instruction\n";
+ return "Integer instruction\n";
}
}};
diff --git a/arch/sparc/isa/formats/mem.isa b/arch/sparc/isa/formats/mem.isa
index abc00b6f2..d72de47d0 100644
--- a/arch/sparc/isa/formats/mem.isa
+++ b/arch/sparc/isa/formats/mem.isa
@@ -9,48 +9,43 @@ output header {{
*/
class Mem : public SparcStaticInst
{
- protected:
+ protected:
- /// Constructor
- Mem(const char *mnem, MachInst _machInst, OpClass __opClass) : SparcStaticInst(mnem, _machInst, __opClass)
- {
- }
+ // Constructor
+ Mem(const char *mnem, MachInst _machInst, OpClass __opClass) :
+ SparcStaticInst(mnem, _machInst, __opClass)
+ {
+ }
- std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
+ std::string generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const;
};
}};
output decoder {{
std::string Mem::generateDisassembly(Addr pc, const SymbolTable *symtab) const
{
- return "Disassembly of integer instruction\n";
+ return "Memory instruction\n";
}
}};
def template MemExecute {{
- Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const
+ Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
{
- //Attempt to execute the instruction
- try
- {
-
- %(op_decl)s;
- %(op_rd)s;
- ea_code
- %(code)s;
- }
- //If we have an exception for some reason,
- //deal with it
- catch(SparcException except)
- {
- //Deal with exception
- return No_Fault;
- }
+ Fault fault = NoFault;
+ %(op_decl)s;
+ %(op_rd)s;
+ ea_code
+ %(code)s;
+ if(fault == NoFault)
+ {
//Write the resulting state to the execution context
%(op_wb)s;
+ }
- return No_Fault;
+ return fault;
}
}};
diff --git a/arch/sparc/isa/formats/noop.isa b/arch/sparc/isa/formats/noop.isa
index bc83e3261..fa4047f06 100644
--- a/arch/sparc/isa/formats/noop.isa
+++ b/arch/sparc/isa/formats/noop.isa
@@ -5,33 +5,36 @@
output header {{
/**
- * Base class for integer operations.
+ * Noop class.
*/
class Noop : public SparcStaticInst
{
- protected:
+ protected:
+ // Constructor
+ Noop(const char *mnem, MachInst _machInst, OpClass __opClass) :
+ SparcStaticInst(mnem, _machInst, __opClass)
+ {
+ }
- /// Constructor
- Noop(const char *mnem, MachInst _machInst, OpClass __opClass) : SparcStaticInst(mnem, _machInst, __opClass)
- {
- }
-
- std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
+ std::string generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const;
};
}};
output decoder {{
- std::string Noop::generateDisassembly(Addr pc, const SymbolTable *symtab) const
+ std::string Noop::generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const
{
- return "Disassembly of integer instruction\n";
+ return "Noop\n";
}
}};
def template NoopExecute {{
- Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const
+ Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
{
- //Nothing to see here, move along
- return No_Fault;
+ //Nothing to see here, move along
+ return NoFault;
}
}};
diff --git a/arch/sparc/isa/formats/trap.isa b/arch/sparc/isa/formats/trap.isa
index bee77fe69..ff3aadf72 100644
--- a/arch/sparc/isa/formats/trap.isa
+++ b/arch/sparc/isa/formats/trap.isa
@@ -9,35 +9,33 @@ output header {{
*/
class Trap : public SparcStaticInst
{
- protected:
+ protected:
- /// Constructor
- Trap(const char *mnem, MachInst _machInst, OpClass __opClass) : SparcStaticInst(mnem, _machInst, __opClass)
- {
- }
+ // Constructor
+ Trap(const char *mnem, MachInst _machInst, OpClass __opClass) :
+ SparcStaticInst(mnem, _machInst, __opClass)
+ {
+ }
- std::string generateDisassembly(Addr pc, const SymbolTable *symtab) const;
+ std::string generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const;
};
}};
output decoder {{
- std::string Trap::generateDisassembly(Addr pc, const SymbolTable *symtab) const
+ std::string Trap::generateDisassembly(Addr pc,
+ const SymbolTable *symtab) const
{
- return "Disassembly of integer instruction\n";
+ return "Trap instruction\n";
}
}};
def template TrapExecute {{
- Fault %(class_name)s::execute(%(CPU_exec_context)s *xc, Trace::InstRecord *traceData) const
+ Fault %(class_name)s::execute(%(CPU_exec_context)s *xc,
+ Trace::InstRecord *traceData) const
{
- //Call into the trap handler with the appropriate fault
- return No_Fault;
- }
-
- //Write the resulting state to the execution context
- %(op_wb)s;
-
- return No_Fault;
+ //TODO: set up a software fault and return it.
+ return NoFault;
}
}};
diff --git a/arch/sparc/isa/includes.isa b/arch/sparc/isa/includes.isa
index ff7cb7d1d..a99018b49 100644
--- a/arch/sparc/isa/includes.isa
+++ b/arch/sparc/isa/includes.isa
@@ -9,8 +9,9 @@ output header {{
#include <iomanip>
#include "cpu/static_inst.hh"
-#include "traps.hh"
+#include "arch/sparc/faults.hh"
#include "mem/mem_req.hh" // some constructors use MemReq flags
+#include "arch/sparc/isa_traits.hh"
}};
output decoder {{
@@ -22,6 +23,8 @@ output decoder {{
#if defined(linux)
#include <fenv.h>
#endif
+
+using namespace SparcISA;
}};
output exec {{
diff --git a/arch/sparc/isa/operands.isa b/arch/sparc/isa/operands.isa
index c5ba263d6..64f5abd08 100644
--- a/arch/sparc/isa/operands.isa
+++ b/arch/sparc/isa/operands.isa
@@ -22,11 +22,10 @@ def operands {{
#'Fa': ('FloatReg', 'df', 'FA', 'IsFloating', 1),
#'Fb': ('FloatReg', 'df', 'FB', 'IsFloating', 2),
#'Fc': ('FloatReg', 'df', 'FC', 'IsFloating', 3),
- 'Mem': ('Mem', 'udw', None, ('IsMemRef', 'IsLoad', 'IsStore'), 4)
+ 'Mem': ('Mem', 'udw', None, ('IsMemRef', 'IsLoad', 'IsStore'), 4),
#'NPC': ('NPC', 'uq', None, ( None, None, 'IsControl' ), 4),
#'Runiq': ('ControlReg', 'uq', 'Uniq', None, 1),
#'FPCR': ('ControlReg', 'uq', 'Fpcr', None, 1),
- # The next two are hacks for non-full-system call-pal emulation
- #'R0': ('IntReg', 'uq', '0', None, 1),
- #'R16': ('IntReg', 'uq', '16', None, 1)
+ 'R0': ('IntReg', 'udw', '0', None, 1),
+ 'R16': ('IntReg', 'udw', '16', None, 1)
}};
diff --git a/arch/sparc/isa_traits.hh b/arch/sparc/isa_traits.hh
index 7dd49aed9..5a58bbaef 100644
--- a/arch/sparc/isa_traits.hh
+++ b/arch/sparc/isa_traits.hh
@@ -29,22 +29,24 @@
#ifndef __ARCH_SPARC_ISA_TRAITS_HH__
#define __ARCH_SPARC_ISA_TRAITS_HH__
-//This makes sure the big endian versions of certain functions are used.
-namespace BigEndianGuest {}
-using namespace BigEndianGuest;
-
#include "arch/sparc/faults.hh"
#include "base/misc.hh"
+#include "config/full_system.hh"
#include "sim/host.hh"
+//This makes sure the big endian versions of certain functions are used.
+namespace BigEndianGuest {}
+using namespace BigEndianGuest;
+
+class ExecContext;
class FastCPU;
//class FullCPU;
-//class Checkpoint;
+class Checkpoint;
#define TARGET_SPARC
-template <class ISA> class StaticInst;
-template <class ISA> class StaticInstPtr;
+class StaticInst;
+class StaticInstPtr;
//namespace EV5
//{
@@ -52,479 +54,454 @@ template <class ISA> class StaticInstPtr;
// int ITB_ASN_ASN(uint64_t reg);
//}
-class SPARCISA
+namespace SparcISA
{
- public:
+ typedef uint32_t MachInst;
+ typedef uint64_t Addr;
+ typedef uint8_t RegIndex;
- typedef uint32_t MachInst;
- typedef uint64_t Addr;
- typedef uint8_t RegIndex;
+ enum
+ {
+ MemoryEnd = 0xffffffffffffffffULL,
- enum
- {
- MemoryEnd = 0xffffffffffffffffULL,
+ NumFloatRegs = 32,
+ NumMiscRegs = 32,
- NumFloatRegs = 32,
- NumMiscRegs = 32,
+ MaxRegsOfAnyType = 32,
+ // Static instruction parameters
+ MaxInstSrcRegs = 3,
+ MaxInstDestRegs = 2,
- MaxRegsOfAnyType = 32,
- // Static instruction parameters
- MaxInstSrcRegs = 3,
- MaxInstDestRegs = 2,
+ // Maximum trap level
+ MaxTL = 4,
- // Maximum trap level
- MaxTL = 4
+ // semantically meaningful register indices
+ ZeroReg = 0 // architecturally meaningful
+ // the rest of these depend on the ABI
+ };
+ typedef uint64_t IntReg;
- // semantically meaningful register indices
- ZeroReg = 0, // architecturally meaningful
- // the rest of these depend on the ABI
- }
- typedef uint64_t IntReg;
-
- class IntRegFile
- {
+ class IntRegFile
+ {
private:
- //For right now, let's pretend the register file is static
- IntReg regs[32];
+ //For right now, let's pretend the register file is static
+ IntReg regs[32];
public:
- IntReg & operator [] (RegIndex index)
- {
- //Don't allow indexes outside of the 32 registers
- index &= 0x1F
- return regs[index];
- }
+ IntReg & operator [] (RegIndex index)
+ {
+ //Don't allow indexes outside of the 32 registers
+ index &= 0x1F;
+ return regs[index];
+ }
+ };
+
+ void serialize(std::ostream & os);
+
+ void unserialize(Checkpoint *cp, const std::string &section);
+
+ class FloatRegFile
+ {
+ private:
+ //By using the largest data type, we ensure everything
+ //is aligned correctly in memory
+ union
+ {
+ long double rawRegs[16];
+ uint64_t regDump[32];
};
-
- void inline serialize(std::ostream & os)
+ class QuadRegs
{
- SERIALIZE_ARRAY(regs, 32);
- }
-
- void inline unserialize(Checkpoint &*cp, const std::string &section)
+ private:
+ FloatRegFile * parent;
+ public:
+ QuadRegs(FloatRegFile * p) : parent(p) {;}
+ long double & operator [] (RegIndex index)
+ {
+ //Quad floats are index by the single
+ //precision register the start on,
+ //and only 16 should be accessed
+ index = (index >> 2) & 0xF;
+ return parent->rawRegs[index];
+ }
+ };
+ class DoubleRegs
{
- UNSERIALIZE_ARRAY(regs, 32);
- }
-
- class FloatRegFile
+ private:
+ FloatRegFile * parent;
+ public:
+ DoubleRegs(FloatRegFile * p) : parent(p) {;}
+ double & operator [] (RegIndex index)
+ {
+ //Double floats are index by the single
+ //precision register the start on,
+ //and only 32 should be accessed
+ index = (index >> 1) & 0x1F;
+ return ((double *)parent->rawRegs)[index];
+ }
+ };
+ class SingleRegs
{
- private:
- //By using the largest data type, we ensure everything
- //is aligned correctly in memory
- union
- {
- double double rawRegs[16];
- uint64_t regDump[32];
- };
- class QuadRegs
- {
- private:
- FloatRegFile * parent;
- public:
- QuadRegs(FloatRegFile * p) : parent(p) {;}
- double double & operator [] (RegIndex index)
- {
- //Quad floats are index by the single
- //precision register the start on,
- //and only 16 should be accessed
- index = (index >> 2) & 0xF;
- return parent->rawRegs[index];
- }
- };
- class DoubleRegs
- {
- private:
- FloatRegFile * parent;
- public:
- DoubleRegs(FloatRegFile * p) : parent(p) {;}
- double & operator [] (RegIndex index)
- {
- //Double floats are index by the single
- //precision register the start on,
- //and only 32 should be accessed
- index = (index >> 1) & 0x1F
- return ((double [])parent->rawRegs)[index];
- }
- }
- class SingleRegs
- {
- private:
- FloatRegFile * parent;
- public:
- SingleRegs(FloatRegFile * p) : parent(p) {;}
- double & operator [] (RegFile index)
- {
- //Only 32 single floats should be accessed
- index &= 0x1F
- return ((float [])parent->rawRegs)[index];
- }
- }
- public:
- void inline serialize(std::ostream & os)
- {
- SERIALIZE_ARRAY(regDump, 32);
- }
-
- void inline unserialize(Checkpoint &* cp, std::string & section)
- {
- UNSERIALIZE_ARRAY(regDump, 32);
- }
-
- QuadRegs quadRegs;
- DoubleRegs doubleRegs;
- SingleRegs singleRegs;
- FloatRegFile() : quadRegs(this), doubleRegs(this), singleRegs(this)
- {;}
+ private:
+ FloatRegFile * parent;
+ public:
+ SingleRegs(FloatRegFile * p) : parent(p) {;}
+ float & operator [] (RegIndex index)
+ {
+ //Only 32 single floats should be accessed
+ index &= 0x1F;
+ return ((float *)parent->rawRegs)[index];
+ }
};
-
- // control register file contents
- typedef uint64_t MiscReg;
- // The control registers, broken out into fields
- class MiscRegFile
+ public:
+ void serialize(std::ostream & os);
+
+ void unserialize(Checkpoint * cp, std::string & section);
+
+ QuadRegs quadRegs;
+ DoubleRegs doubleRegs;
+ SingleRegs singleRegs;
+ FloatRegFile() : quadRegs(this), doubleRegs(this), singleRegs(this)
+ {;}
+ };
+
+ // control register file contents
+ typedef uint64_t MiscReg;
+ // The control registers, broken out into fields
+ class MiscRegFile
+ {
+ public:
+ union
{
- public:
- union
- {
- uint16_t pstate; // Process State Register
- struct
- {
- uint16_t ag:1; // Alternate Globals
- uint16_t ie:1; // Interrupt enable
- uint16_t priv:1; // Privelege mode
- uint16_t am:1; // Address mask
- uint16_t pef:1; // PSTATE enable floating-point
- uint16_t red:1; // RED (reset, error, debug) state
- uint16_t mm:2; // Memory Model
- uint16_t tle:1; // Trap little-endian
- uint16_t cle:1; // Current little-endian
- } pstateFields;
- }
- uint64_t tba; // Trap Base Address
- union
- {
- uint64_t y; // Y (used in obsolete multiplication)
- struct
- {
- uint64_t value:32; // The actual value stored in y
- const uint64_t :32; // reserved bits
- } yFields;
- }
- uint8_t pil; // Process Interrupt Register
- uint8_t cwp; // Current Window Pointer
- uint16_t tt[MaxTL]; // Trap Type (Type of trap which occured on the previous level)
- union
- {
- uint8_t ccr; // Condition Code Register
- struct
- {
- union
- {
- uint8_t icc:4; // 32-bit condition codes
- struct
- {
- uint8_t c:1; // Carry
- uint8_t v:1; // Overflow
- uint8_t z:1; // Zero
- uint8_t n:1; // Negative
- } iccFields:4;
- } :4;
- union
- {
- uint8_t xcc:4; // 64-bit condition codes
- struct
- {
- uint8_t c:1; // Carry
- uint8_t v:1; // Overflow
- uint8_t z:1; // Zero
- uint8_t n:1; // Negative
- } xccFields:4;
- } :4;
- } ccrFields;
- }
- uint8_t asi; // Address Space Identifier
- uint8_t tl; // Trap Level
- uint64_t tpc[MaxTL]; // Trap Program Counter (value from previous trap level)
- uint64_t tnpc[MaxTL]; // Trap Next Program Counter (value from previous trap level)
- union
- {
- uint64_t tstate[MaxTL]; // Trap State
- struct
- {
- //Values are from previous trap level
- uint64_t cwp:5; // Current Window Pointer
- const uint64_t :2; // Reserved bits
- uint64_t pstate:10; // Process State
- const uint64_t :6; // Reserved bits
- uint64_t asi:8; // Address Space Identifier
- uint64_t ccr:8; // Condition Code Register
- } tstateFields[MaxTL];
- }
+ uint16_t pstate; // Process State Register
+ struct
+ {
+ uint16_t ag:1; // Alternate Globals
+ uint16_t ie:1; // Interrupt enable
+ uint16_t priv:1; // Privelege mode
+ uint16_t am:1; // Address mask
+ uint16_t pef:1; // PSTATE enable floating-point
+ uint16_t red:1; // RED (reset, error, debug) state
+ uint16_t mm:2; // Memory Model
+ uint16_t tle:1; // Trap little-endian
+ uint16_t cle:1; // Current little-endian
+ } pstateFields;
+ };
+ uint64_t tba; // Trap Base Address
+ union
+ {
+ uint64_t y; // Y (used in obsolete multiplication)
+ struct
+ {
+ uint64_t value:32; // The actual value stored in y
+ const uint64_t :32; // reserved bits
+ } yFields;
+ };
+ uint8_t pil; // Process Interrupt Register
+ uint8_t cwp; // Current Window Pointer
+ uint16_t tt[MaxTL]; // Trap Type (Type of trap which occured
+ // on the previous level)
+ union
+ {
+ uint8_t ccr; // Condition Code Register
+ struct
+ {
union
{
- uint64_t tick; // Hardware clock-tick counter
- struct
- {
- uint64_t counter:63; // Clock-tick count
- uint64_t npt:1; // Non-priveleged trap
- } tickFields;
- }
- uint8_t cansave; // Savable windows
- uint8_t canrestore; // Restorable windows
- uint8_t otherwin; // Other windows
- uint8_t cleanwin; // Clean windows
+ uint8_t icc:4; // 32-bit condition codes
+ struct
+ {
+ uint8_t c:1; // Carry
+ uint8_t v:1; // Overflow
+ uint8_t z:1; // Zero
+ uint8_t n:1; // Negative
+ } iccFields:4;
+ } :4;
union
{
- uint8_t wstate; // Window State
- struct
- {
- uint8_t normal:3; // Bits TT<4:2> are set to on a normal
- // register window trap
- uint8_t other:3; // Bits TT<4:2> are set to on an "otherwin"
- // register window trap
- } wstateFields;
- }
+ uint8_t xcc:4; // 64-bit condition codes
+ struct
+ {
+ uint8_t c:1; // Carry
+ uint8_t v:1; // Overflow
+ uint8_t z:1; // Zero
+ uint8_t n:1; // Negative
+ } xccFields:4;
+ } :4;
+ } ccrFields;
+ };
+ uint8_t asi; // Address Space Identifier
+ uint8_t tl; // Trap Level
+ uint64_t tpc[MaxTL]; // Trap Program Counter (value from
+ // previous trap level)
+ uint64_t tnpc[MaxTL]; // Trap Next Program Counter (value from
+ // previous trap level)
+ union
+ {
+ uint64_t tstate[MaxTL]; // Trap State
+ struct
+ {
+ //Values are from previous trap level
+ uint64_t cwp:5; // Current Window Pointer
+ const uint64_t :2; // Reserved bits
+ uint64_t pstate:10; // Process State
+ const uint64_t :6; // Reserved bits
+ uint64_t asi:8; // Address Space Identifier
+ uint64_t ccr:8; // Condition Code Register
+ } tstateFields[MaxTL];
+ };
+ union
+ {
+ uint64_t tick; // Hardware clock-tick counter
+ struct
+ {
+ uint64_t counter:63; // Clock-tick count
+ uint64_t npt:1; // Non-priveleged trap
+ } tickFields;
+ }
+ uint8_t cansave; // Savable windows
+ uint8_t canrestore; // Restorable windows
+ uint8_t otherwin; // Other windows
+ uint8_t cleanwin; // Clean windows
+ union
+ {
+ uint8_t wstate; // Window State
+ struct
+ {
+ uint8_t normal:3; // Bits TT<4:2> are set to on a normal
+ // register window trap
+ uint8_t other:3; // Bits TT<4:2> are set to on an "otherwin"
+ // register window trap
+ } wstateFields;
+ };
+ union
+ {
+ uint64_t ver; // Version
+ struct
+ {
+ uint64_t maxwin:5; // Max CWP value
+ const uint64_t :2; // Reserved bits
+ uint64_t maxtl:8; // Maximum trap level
+ const uint64_t :8; // Reserved bits
+ uint64_t mask:8; // Processor mask set revision number
+ uint64_t impl:16; // Implementation identification number
+ uint64_t manuf:16; // Manufacturer code
+ } verFields;
+ };
+ union
+ {
+ uint64_t fsr; // Floating-Point State Register
+ struct
+ {
union
{
- uint64_t ver; // Version
- struct
- {
- uint64_t maxwin:5; // Max CWP value
- const uint64_t :2; // Reserved bits
- uint64_t maxtl:8; // Maximum trap level
- const uint64_t :8; // Reserved bits
- uint64_t mask:8; // Processor mask set revision number
- uint64_t impl:16; // Implementation identification number
- uint64_t manuf:16; // Manufacturer code
- } verFields;
- }
+ uint64_t cexc:5; // Current excpetion
+ struct
+ {
+ uint64_t nxc:1; // Inexact
+ uint64_t dzc:1; // Divide by zero
+ uint64_t ufc:1; // Underflow
+ uint64_t ofc:1; // Overflow
+ uint64_t nvc:1; // Invalid operand
+ } cexecFields:5;
+ } :5;
union
{
- uint64_t fsr; // Floating-Point State Register
- struct
- {
- union
- {
- uint64_t cexc:5; // Current excpetion
- struct
- {
- uint64_t nxc:1; // Inexact
- uint64_t dzc:1; // Divide by zero
- uint64_t ufc:1; // Underflow
- uint64_t ofc:1; // Overflow
- uint64_t nvc:1; // Invalid operand
- } cexecFields:5;
- } :5;
- union
- {
- uint64_t aexc:5; // Accrued exception
- struct
- {
- uint64_t nxc:1; // Inexact
- uint64_t dzc:1; // Divide by zero
- uint64_t ufc:1; // Underflow
- uint64_t ofc:1; // Overflow
- uint64_t nvc:1; // Invalid operand
- } aexecFields:5;
- } :5;
- uint64_t fcc0:2; // Floating-Point condtion codes
- const uint64_t :1; // Reserved bits
- uint64_t qne:1; // Deferred trap queue not empty
- // with no queue, it should read 0
- uint64_t ftt:3; // Floating-Point trap type
- uint64_t ver:3; // Version (of the FPU)
- const uint64_t :2; // Reserved bits
- uint64_t ns:1; // Nonstandard floating point
- union
- {
- uint64_t tem:5; // Trap Enable Mask
- struct
- {
- uint64_t nxm:1; // Inexact
- uint64_t dzm:1; // Divide by zero
- uint64_t ufm:1; // Underflow
- uint64_t ofm:1; // Overflow
- uint64_t nvm:1; // Invalid operand
- } temFields:5;
- } :5;
- const uint64_t :2; // Reserved bits
- uint64_t rd:2; // Rounding direction
- uint64_t fcc1:2; // Floating-Point condition codes
- uint64_t fcc2:2; // Floating-Point condition codes
- uint64_t fcc3:2; // Floating-Point condition codes
- const uint64_t :26; // Reserved bits
- } fsrFields;
- }
+ uint64_t aexc:5; // Accrued exception
+ struct
+ {
+ uint64_t nxc:1; // Inexact
+ uint64_t dzc:1; // Divide by zero
+ uint64_t ufc:1; // Underflow
+ uint64_t ofc:1; // Overflow
+ uint64_t nvc:1; // Invalid operand
+ } aexecFields:5;
+ } :5;
+ uint64_t fcc0:2; // Floating-Point condtion codes
+ const uint64_t :1; // Reserved bits
+ uint64_t qne:1; // Deferred trap queue not empty
+ // with no queue, it should read 0
+ uint64_t ftt:3; // Floating-Point trap type
+ uint64_t ver:3; // Version (of the FPU)
+ const uint64_t :2; // Reserved bits
+ uint64_t ns:1; // Nonstandard floating point
union
{
- uint8_t fprs; // Floating-Point Register State
- struct
- {
- dl:1; // Dirty lower
- du:1; // Dirty upper
- fef:1; // FPRS enable floating-Point
- } fprsFields;
- };
-
- void serialize(std::ostream & os)
- {
- SERIALIZE_SCALAR(pstate);
- SERIAlIZE_SCALAR(tba);
- SERIALIZE_SCALAR(y);
- SERIALIZE_SCALAR(pil);
- SERIALIZE_SCALAR(cwp);
- SERIALIZE_ARRAY(tt, MaxTL);
- SERIALIZE_SCALAR(ccr);
- SERIALIZE_SCALAR(asi);
- SERIALIZE_SCALAR(tl);
- SERIALIZE_SCALAR(tpc);
- SERIALIZE_SCALAR(tnpc);
- SERIALIZE_ARRAY(tstate, MaxTL);
- SERIALIZE_SCALAR(tick);
- SERIALIZE_SCALAR(cansave);
- SERIALIZE_SCALAR(canrestore);
- SERIALIZE_SCALAR(otherwin);
- SERIALIZE_SCALAR(cleanwin);
- SERIALIZE_SCALAR(wstate);
- SERIALIZE_SCALAR(ver);
- SERIALIZE_SCALAR(fsr);
- SERIALIZE_SCALAR(fprs);
- }
-
- void unserialize(Checkpoint &* cp, std::string & section)
- {
- UNSERIALIZE_SCALAR(pstate);
- UNSERIAlIZE_SCALAR(tba);
- UNSERIALIZE_SCALAR(y);
- UNSERIALIZE_SCALAR(pil);
- UNSERIALIZE_SCALAR(cwp);
- UNSERIALIZE_ARRAY(tt, MaxTL);
- UNSERIALIZE_SCALAR(ccr);
- UNSERIALIZE_SCALAR(asi);
- UNSERIALIZE_SCALAR(tl);
- UNSERIALIZE_SCALAR(tpc);
- UNSERIALIZE_SCALAR(tnpc);
- UNSERIALIZE_ARRAY(tstate, MaxTL);
- UNSERIALIZE_SCALAR(tick);
- UNSERIALIZE_SCALAR(cansave);
- UNSERIALIZE_SCALAR(canrestore);
- UNSERIALIZE_SCALAR(otherwin);
- UNSERIALIZE_SCALAR(cleanwin);
- UNSERIALIZE_SCALAR(wstate);
- UNSERIALIZE_SCALAR(ver);
- UNSERIALIZE_SCALAR(fsr);
- UNSERIALIZE_SCALAR(fprs);
- }
- };
-
- typedef union
- {
- IntReg intreg;
- FloatReg fpreg;
- MiscReg ctrlreg;
- } AnyReg;
-
- struct RegFile
+ uint64_t tem:5; // Trap Enable Mask
+ struct
+ {
+ uint64_t nxm:1; // Inexact
+ uint64_t dzm:1; // Divide by zero
+ uint64_t ufm:1; // Underflow
+ uint64_t ofm:1; // Overflow
+ uint64_t nvm:1; // Invalid operand
+ } temFields:5;
+ } :5;
+ const uint64_t :2; // Reserved bits
+ uint64_t rd:2; // Rounding direction
+ uint64_t fcc1:2; // Floating-Point condition codes
+ uint64_t fcc2:2; // Floating-Point condition codes
+ uint64_t fcc3:2; // Floating-Point condition codes
+ const uint64_t :26; // Reserved bits
+ } fsrFields;
+ }
+ union
{
- IntRegFile intRegFile; // (signed) integer register file
- FloatRegFile floatRegFile; // floating point register file
- MiscRegFile miscRegFile; // control register file
-
- Addr pc; // Program Counter
- Addr npc; // Next Program Counter
-
- void serialize(std::ostream &os);
- void unserialize(Checkpoint *cp, const std::string &section);
+ uint8_t fprs; // Floating-Point Register State
+ struct
+ {
+ uint8_t dl:1; // Dirty lower
+ uint8_t du:1; // Dirty upper
+ fef:1; // FPRS enable floating-Point
+ } fprsFields;
};
- static StaticInstPtr<AlphaISA> decodeInst(MachInst);
-
- // return a no-op instruction... used for instruction fetch faults
- static const MachInst NoopMachInst;
-
- // Instruction address compression hooks
- static inline Addr realPCToFetchPC(const Addr &addr)
+ void serialize(std::ostream & os)
{
- return addr;
+ SERIALIZE_SCALAR(pstate);
+ SERIAlIZE_SCALAR(tba);
+ SERIALIZE_SCALAR(y);
+ SERIALIZE_SCALAR(pil);
+ SERIALIZE_SCALAR(cwp);
+ SERIALIZE_ARRAY(tt, MaxTL);
+ SERIALIZE_SCALAR(ccr);
+ SERIALIZE_SCALAR(asi);
+ SERIALIZE_SCALAR(tl);
+ SERIALIZE_SCALAR(tpc);
+ SERIALIZE_SCALAR(tnpc);
+ SERIALIZE_ARRAY(tstate, MaxTL);
+ SERIALIZE_SCALAR(tick);
+ SERIALIZE_SCALAR(cansave);
+ SERIALIZE_SCALAR(canrestore);
+ SERIALIZE_SCALAR(otherwin);
+ SERIALIZE_SCALAR(cleanwin);
+ SERIALIZE_SCALAR(wstate);
+ SERIALIZE_SCALAR(ver);
+ SERIALIZE_SCALAR(fsr);
+ SERIALIZE_SCALAR(fprs);
}
- static inline Addr fetchPCToRealPC(const Addr &addr)
+ void unserialize(Checkpoint &* cp, std::string & section)
{
- return addr;
+ UNSERIALIZE_SCALAR(pstate);
+ UNSERIAlIZE_SCALAR(tba);
+ UNSERIALIZE_SCALAR(y);
+ UNSERIALIZE_SCALAR(pil);
+ UNSERIALIZE_SCALAR(cwp);
+ UNSERIALIZE_ARRAY(tt, MaxTL);
+ UNSERIALIZE_SCALAR(ccr);
+ UNSERIALIZE_SCALAR(asi);
+ UNSERIALIZE_SCALAR(tl);
+ UNSERIALIZE_SCALAR(tpc);
+ UNSERIALIZE_SCALAR(tnpc);
+ UNSERIALIZE_ARRAY(tstate, MaxTL);
+ UNSERIALIZE_SCALAR(tick);
+ UNSERIALIZE_SCALAR(cansave);
+ UNSERIALIZE_SCALAR(canrestore);
+ UNSERIALIZE_SCALAR(otherwin);
+ UNSERIALIZE_SCALAR(cleanwin);
+ UNSERIALIZE_SCALAR(wstate);
+ UNSERIALIZE_SCALAR(ver);
+ UNSERIALIZE_SCALAR(fsr);
+ UNSERIALIZE_SCALAR(fprs);
}
-
- // the size of "fetched" instructions (not necessarily the size
- // of real instructions for PISA)
- static inline size_t fetchInstSize()
- {
- return sizeof(MachInst);
- }
-
- /**
- * Function to insure ISA semantics about 0 registers.
- * @param xc The execution context.
- */
- template <class XC>
- static void zeroRegisters(XC *xc);
+ };
+
+ typedef union
+ {
+ IntReg intreg;
+ FloatReg fpreg;
+ MiscReg ctrlreg;
+ } AnyReg;
+
+ struct RegFile
+ {
+ IntRegFile intRegFile; // (signed) integer register file
+ FloatRegFile floatRegFile; // floating point register file
+ MiscRegFile miscRegFile; // control register file
+
+ Addr pc; // Program Counter
+ Addr npc; // Next Program Counter
+
+ void serialize(std::ostream &os);
+ void unserialize(Checkpoint *cp, const std::string &section);
+ };
+
+ static StaticInstPtr decodeInst(MachInst);
+
+ // return a no-op instruction... used for instruction fetch faults
+ static const MachInst NoopMachInst;
+
+ // Instruction address compression hooks
+ static inline Addr realPCToFetchPC(const Addr &addr)
+ {
+ return addr;
+ }
+
+ static inline Addr fetchPCToRealPC(const Addr &addr)
+ {
+ return addr;
+ }
+
+ // the size of "fetched" instructions (not necessarily the size
+ // of real instructions for PISA)
+ static inline size_t fetchInstSize()
+ {
+ return sizeof(MachInst);
+ }
+
+ /**
+ * Function to insure ISA semantics about 0 registers.
+ * @param xc The execution context.
+ */
+ template <class XC>
+ static void zeroRegisters(XC *xc);
};
-
-typedef SPARCISA TheISA;
-
-typedef TheISA::MachInst MachInst;
-typedef TheISA::Addr Addr;
-typedef TheISA::RegIndex RegIndex;
-typedef TheISA::IntReg IntReg;
-typedef TheISA::IntRegFile IntRegFile;
-typedef TheISA::FloatReg FloatReg;
-typedef TheISA::FloatRegFile FloatRegFile;
-typedef TheISA::MiscReg MiscReg;
-typedef TheISA::MiscRegFile MiscRegFile;
-typedef TheISA::AnyReg AnyReg;
-typedef TheISA::RegFile RegFile;
-
const int VMPageSize = TheISA::VMPageSize;
const int LogVMPageSize = TheISA::LogVMPageSize;
const int ZeroReg = TheISA::ZeroReg;
const int BranchPredAddrShiftAmt = TheISA::BranchPredAddrShiftAmt;
const int MaxAddr = (Addr)-1;
-#ifndef FULL_SYSTEM
-class SyscallReturn {
- public:
- template <class T>
- SyscallReturn(T v, bool s)
- {
- retval = (uint64_t)v;
- success = s;
- }
-
- template <class T>
- SyscallReturn(T v)
- {
- success = (v >= 0);
- retval = (uint64_t)v;
- }
-
- ~SyscallReturn() {}
-
- SyscallReturn& operator=(const SyscallReturn& s) {
- retval = s.retval;
- success = s.success;
- return *this;
- }
-
- bool successful() { return success; }
- uint64_t value() { return retval; }
-
-
- private:
- uint64_t retval;
- bool success;
+#if !FULL_SYSTEM
+class SyscallReturn
+{
+ public:
+ template <class T>
+ SyscallReturn(T v, bool s)
+ {
+ retval = (uint64_t)v;
+ success = s;
+ }
+
+ template <class T>
+ SyscallReturn(T v)
+ {
+ success = (v >= 0);
+ retval = (uint64_t)v;
+ }
+
+ ~SyscallReturn() {}
+
+ SyscallReturn& operator=(const SyscallReturn& s)
+ {
+ retval = s.retval;
+ success = s.success;
+ return *this;
+ }
+
+ bool successful() { return success; }
+ uint64_t value() { return retval; }
+
+ private:
+ uint64_t retval;
+ bool success;
};
#endif
-#ifdef FULL_SYSTEM
+#if FULL_SYSTEM
#include "arch/alpha/ev5.hh"
#endif
diff --git a/arch/sparc/linux_process.cc b/arch/sparc/linux/process.cc
index d1c439d72..ebfbb2f64 100644
--- a/arch/sparc/linux_process.cc
+++ b/arch/sparc/linux/process.cc
@@ -27,7 +27,7 @@
*/
#include "arch/sparc/common_syscall_emul.hh"
-#include "arch/sparc/linux_process.hh"
+#include "arch/sparc/linux/process.hh"
#include "arch/sparc/isa_traits.hh"
#include "base/trace.hh"
diff --git a/arch/sparc/linux_process.hh b/arch/sparc/linux/process.hh
index c41406b4b..c41406b4b 100644
--- a/arch/sparc/linux_process.hh
+++ b/arch/sparc/linux/process.hh
diff --git a/arch/sparc/process.hh b/arch/sparc/process.hh
index 387649d47..48041a316 100644
--- a/arch/sparc/process.hh
+++ b/arch/sparc/process.hh
@@ -29,7 +29,7 @@
#ifndef __SPARC_PROCESS_HH__
#define __SPARC_PROCESS_HH__
-#include "arch/sparc/linux_process.hh"
+#include "arch/sparc/linux/process.hh"
#include "base/loader/object_file.hh"
namespace SparcISA
diff --git a/kern/kernel_stats.cc b/kern/kernel_stats.cc
index 33485ca15..f898dad94 100644
--- a/kern/kernel_stats.cc
+++ b/kern/kernel_stats.cc
@@ -136,19 +136,6 @@ Statistics::regStats(const string &_name)
}
}
-/* _faults
- .init(NumFaults)
- .name(name() + ".faults")
- .desc("number of faults")
- .flags(total | pdf | nozero | nonan)
- ;
-
- for (int i = 1; i < NumFaults; ++i) {
- const char *str = (*ListOfFaults[i])->name;
- if (str)
- _faults.subname(i, str);
- }*/
-
_mode
.init(cpu_mode_num)
.name(name() + ".mode_switch")
diff --git a/kern/kernel_stats.hh b/kern/kernel_stats.hh
index 4896a0705..830bfe09d 100644
--- a/kern/kernel_stats.hh
+++ b/kern/kernel_stats.hh
@@ -176,11 +176,6 @@ class Statistics : public Serializable
void ivlb() { _ivlb++; }
void ivle() { _ivle++; }
void hwrei() { _hwrei++; }
- void fault(Fault fault)
- {
- if(fault != NoFault)
- fault->stat()++;
- }// FIXME: When there are no generic system fault objects, this will go back to _faults[fault]++; }
void swpipl(int ipl);
void mode(cpu_mode newmode);
void context(Addr oldpcbb, Addr newpcbb);
diff --git a/sim/faults.cc b/sim/faults.cc
index 9b4a0ea7f..2b93353ce 100644
--- a/sim/faults.cc
+++ b/sim/faults.cc
@@ -28,10 +28,19 @@
#include "sim/faults.hh"
#include "cpu/exec_context.hh"
+#include "cpu/base.hh"
#if !FULL_SYSTEM
void FaultBase::invoke(ExecContext * xc)
{
fatal("fault (%s) detected @ PC 0x%08p", name(), xc->readPC());
}
+#else
+void FaultBase::invoke(ExecContext * xc)
+{
+ DPRINTF(Fault, "Fault %s at PC: %#x\n", name(), xc->regs.pc);
+ xc->cpu->recordEvent(csprintf("Fault %s", name()));
+
+ assert(!xc->misspeculating());
+}
#endif
diff --git a/sim/faults.hh b/sim/faults.hh
index 9e8d224cd..18601e8f1 100644
--- a/sim/faults.hh
+++ b/sim/faults.hh
@@ -51,9 +51,8 @@ class FaultBase : public RefCounted
{
public:
virtual FaultName name() = 0;
- virtual FaultStat & stat() = 0;
#if FULL_SYSTEM
- virtual void invoke(ExecContext * xc) = 0;
+ virtual void invoke(ExecContext * xc);
#else
virtual void invoke(ExecContext * xc);
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-30 16:26:39 +0000