From 341dbf266258dcbdb1e5e9f09c244b8ac271faaf Mon Sep 17 00:00:00 2001
From: Andreas Hansson <andreas.hansson@arm.com>
Date: Sat, 27 Sep 2014 09:08:36 -0400
Subject: arch: Use const StaticInstPtr references where possible

This patch optimises the passing of StaticInstPtr by avoiding copying
the reference-counting pointer. This avoids first incrementing and
then decrementing the reference-counting pointer.
---
 src/cpu/checker/cpu_impl.hh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/cpu/checker')

diff --git a/src/cpu/checker/cpu_impl.hh b/src/cpu/checker/cpu_impl.hh
index 9743905c1..b64e1bff1 100644
--- a/src/cpu/checker/cpu_impl.hh
+++ b/src/cpu/checker/cpu_impl.hh
@@ -303,7 +303,7 @@ Checker<Impl>::verify(DynInstPtr &completed_inst)
                         microcodeRom.fetchMicroop(pcState.microPC(), NULL);
                 } else if (!curMacroStaticInst) {
                     //We're not in the middle of a macro instruction
-                    StaticInstPtr instPtr = NULL;
+                    StaticInstPtr instPtr = nullptr;
 
                     //Predecode, ie bundle up an ExtMachInst
                     //If more fetch data is needed, pass it in.
-- 
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