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authorAli Saidi <Ali.Saidi@ARM.com>2012-06-05 13:52:30 -0400
committerAli Saidi <Ali.Saidi@ARM.com>2012-06-05 13:52:30 -0400
commit20d25b9da77cc681ef7d5bb101438bc0b0c6827c (patch)
treeda0bfc97bc139abecaa7dfd4cbe85d7387cb1da7 /src/arch/arm
parentc06970b673181aa1032210b60ad799eb97105ae5 (diff)
downloadgem5-20d25b9da77cc681ef7d5bb101438bc0b0c6827c.tar.xz
ISA: Back-out NoopMachInst as a StaticInstPtr change.
Diffstat (limited to 'src/arch/arm')
-rw-r--r--src/arch/arm/SConscript1
-rw-r--r--src/arch/arm/isa_traits.cc47
-rw-r--r--src/arch/arm/isa_traits.hh3
3 files changed, 2 insertions, 49 deletions
diff --git a/src/arch/arm/SConscript b/src/arch/arm/SConscript
index 08a3c7048..44b6286a0 100644
--- a/src/arch/arm/SConscript
+++ b/src/arch/arm/SConscript
@@ -57,7 +57,6 @@ if env['TARGET_ISA'] == 'arm':
Source('insts/vfp.cc')
Source('interrupts.cc')
Source('isa.cc')
- Source('isa_traits.cc')
Source('linux/linux.cc')
Source('linux/process.cc')
Source('linux/system.cc')
diff --git a/src/arch/arm/isa_traits.cc b/src/arch/arm/isa_traits.cc
deleted file mode 100644
index 7a663751c..000000000
--- a/src/arch/arm/isa_traits.cc
+++ /dev/null
@@ -1,47 +0,0 @@
-/*
- * Copyright (c) 2012 ARM Limited
- * All rights reserved
- *
- * The license below extends only to copyright in the software and shall
- * not be construed as granting a license to any other intellectual
- * property including but not limited to intellectual property relating
- * to a hardware implementation of the functionality of the software
- * licensed hereunder. You may use the software subject to the license
- * terms below provided that you ensure that this notice is replicated
- * unmodified and in its entirety in all distributions of the software,
- * modified or unmodified, in source code or in binary form.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are
- * met: redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer;
- * redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in the
- * documentation and/or other materials provided with the distribution;
- * neither the name of the copyright holders nor the names of its
- * contributors may be used to endorse or promote products derived from
- * this software without specific prior written permission.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * Authors: Ali Saidi
- */
-#include "arch/arm/generated/decoder.hh"
-#include "arch/arm/isa_traits.hh"
-
-namespace ArmISA
-{
-// no-op that is predicated true
-const StaticInstPtr NoopStaticInst = new ArmISAInst::NopInst(0x01E320F000ULL);
-}
-
diff --git a/src/arch/arm/isa_traits.hh b/src/arch/arm/isa_traits.hh
index 067111b59..43b3674d4 100644
--- a/src/arch/arm/isa_traits.hh
+++ b/src/arch/arm/isa_traits.hh
@@ -95,7 +95,8 @@ namespace ArmISA
const Addr PAddrImplMask = (ULL(1) << PABits) - 1;
- const extern StaticInstPtr NoopStaticInst;
+ // return a no-op instruction... used for instruction fetch faults
+ const ExtMachInst NoopMachInst = 0x01E320F000ULL;
const int LogVMPageSize = 12; // 4K bytes
const int VMPageSize = (1 << LogVMPageSize);