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authorGabe Black <gblack@eecs.umich.edu>2010-10-13 01:57:31 -0700
committerGabe Black <gblack@eecs.umich.edu>2010-10-13 01:57:31 -0700
commit930c653270b1523cbeb32a4b48d1fd08eaac6eb8 (patch)
tree57a7c91f46975998626424123edada275e8649fb /src/arch/arm
parentb273e0be33049fc36b386b5ba183f69de53268c2 (diff)
downloadgem5-930c653270b1523cbeb32a4b48d1fd08eaac6eb8.tar.xz
Mem: Change the CLREX flag to CLEAR_LL.
CLREX is the name of an ARM instruction, not a name for this generic flag.
Diffstat (limited to 'src/arch/arm')
-rw-r--r--src/arch/arm/isa/insts/misc.isa3
-rw-r--r--src/arch/arm/isa/templates/misc.isa3
-rw-r--r--src/arch/arm/tlb.cc4
3 files changed, 6 insertions, 4 deletions
diff --git a/src/arch/arm/isa/insts/misc.isa b/src/arch/arm/isa/insts/misc.isa
index f2a80a111..5742f84ab 100644
--- a/src/arch/arm/isa/insts/misc.isa
+++ b/src/arch/arm/isa/insts/misc.isa
@@ -671,7 +671,8 @@ let {{
exec_output += PredOpExecute.subst(setendIop)
clrexCode = '''
- unsigned memAccessFlags = Request::CLREX|3|Request::LLSC;
+ unsigned memAccessFlags = Request::CLEAR_LL |
+ ArmISA::TLB::AlignWord | Request::LLSC;
fault = xc->read(0, (uint32_t&)Mem, memAccessFlags);
'''
clrexIop = InstObjParams("clrex", "Clrex","PredOp",
diff --git a/src/arch/arm/isa/templates/misc.isa b/src/arch/arm/isa/templates/misc.isa
index 46af3f5b1..f8dac05f8 100644
--- a/src/arch/arm/isa/templates/misc.isa
+++ b/src/arch/arm/isa/templates/misc.isa
@@ -367,7 +367,8 @@ def template ClrexInitiateAcc {{
if (%(predicate_test)s)
{
if (fault == NoFault) {
- unsigned memAccessFlags = Request::CLREX|3|Request::LLSC;
+ unsigned memAccessFlags = Request::CLEAR_LL |
+ ArmISA::TLB::AlignWord | Request::LLSC;
fault = xc->read(0, (uint32_t&)Mem, memAccessFlags);
}
} else {
diff --git a/src/arch/arm/tlb.cc b/src/arch/arm/tlb.cc
index 4e98aaf7b..c0ebb52b2 100644
--- a/src/arch/arm/tlb.cc
+++ b/src/arch/arm/tlb.cc
@@ -376,10 +376,10 @@ TLB::translateFs(RequestPtr req, ThreadContext *tc, Mode mode,
// If this is a clrex instruction, provide a PA of 0 with no fault
// This will force the monitor to set the tracked address to 0
// a bit of a hack but this effectively clrears this processors monitor
- if (flags & Request::CLREX){
+ if (flags & Request::CLEAR_LL){
req->setPaddr(0);
req->setFlags(Request::UNCACHEABLE);
- req->setFlags(Request::CLREX);
+ req->setFlags(Request::CLEAR_LL);
return NoFault;
}
if ((req->isInstFetch() && (!sctlr.i)) ||