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authorAndreas Hansson <andreas.hansson@arm.com>2014-09-19 10:35:18 -0400
committerAndreas Hansson <andreas.hansson@arm.com>2014-09-19 10:35:18 -0400
commit41fc8a573ea61b2463606a0714a9e563494da329 (patch)
treec038491b91eb89fa487781bca6ba5b6b1ba65ec3 /src/cpu/checker
parent619c5519fe214250d537527ec95191a9b3d6fad2 (diff)
downloadgem5-41fc8a573ea61b2463606a0714a9e563494da329.tar.xz
arch: Pass faults by const reference where possible
This patch changes how faults are passed between methods in an attempt to copy as few reference-counting pointer instances as possible. This should avoid unecessary copies being created, contributing to the increment/decrement of the reference counters.
Diffstat (limited to 'src/cpu/checker')
-rw-r--r--src/cpu/checker/cpu.hh2
-rw-r--r--src/cpu/checker/cpu_impl.hh2
2 files changed, 2 insertions, 2 deletions
diff --git a/src/cpu/checker/cpu.hh b/src/cpu/checker/cpu.hh
index bf71dc30e..d684b142b 100644
--- a/src/cpu/checker/cpu.hh
+++ b/src/cpu/checker/cpu.hh
@@ -426,7 +426,7 @@ class Checker : public CheckerCPU
void switchOut();
void takeOverFrom(BaseCPU *oldCPU);
- void advancePC(Fault fault);
+ void advancePC(const Fault &fault);
void verify(DynInstPtr &inst);
diff --git a/src/cpu/checker/cpu_impl.hh b/src/cpu/checker/cpu_impl.hh
index b6ec4f77b..9743905c1 100644
--- a/src/cpu/checker/cpu_impl.hh
+++ b/src/cpu/checker/cpu_impl.hh
@@ -69,7 +69,7 @@ using namespace TheISA;
template <class Impl>
void
-Checker<Impl>::advancePC(Fault fault)
+Checker<Impl>::advancePC(const Fault &fault)
{
if (fault != NoFault) {
curMacroStaticInst = StaticInst::nullStaticInstPtr;