From: Ali Saidi <Ali.Saidi@ARM.com>
Date: Wed, 23 Feb 2011 21:10:49 +0000 (-0600)
Subject: ARM: Make Noop actually decode to a noop and set it's instflags.
X-Git-Tag: stable_2012_02_02~541
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=805ad4ba411100123273fad1064362284d4de344;p=gem5.git

ARM: Make Noop actually decode to a noop and set it's instflags.
---

diff --git a/src/arch/arm/isa/insts/misc.isa b/src/arch/arm/isa/insts/misc.isa
index dc7a71c0f..ad5021daf 100644
--- a/src/arch/arm/isa/insts/misc.isa
+++ b/src/arch/arm/isa/insts/misc.isa
@@ -477,7 +477,8 @@ let {{
     exec_output += BasicExecute.subst(bkptIop)
 
     nopIop = InstObjParams("nop", "NopInst", "PredOp", \
-            { "code" : "", "predicate_test" : predicateTest })
+            { "code" : "", "predicate_test" : predicateTest },
+            ['IsNop'])
     header_output += BasicDeclare.subst(nopIop)
     decoder_output += BasicConstructor.subst(nopIop)
     exec_output += PredOpExecute.subst(nopIop)
diff --git a/src/arch/arm/isa_traits.hh b/src/arch/arm/isa_traits.hh
index c3cb622f4..c89c9abce 100644
--- a/src/arch/arm/isa_traits.hh
+++ b/src/arch/arm/isa_traits.hh
@@ -97,7 +97,7 @@ namespace ArmISA
     const Addr PAddrImplMask = (ULL(1) << PABits) - 1;
 
     // return a no-op instruction... used for instruction fetch faults
-    const ExtMachInst NoopMachInst = 0xE320F000;
+    const ExtMachInst NoopMachInst = 0x01E320F000ULL;
 
     const int LogVMPageSize = 12;       // 4K bytes
     const int VMPageSize = (1 << LogVMPageSize);