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-rw-r--r--src/cpu/o3/fetch_impl.hh4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/cpu/o3/fetch_impl.hh b/src/cpu/o3/fetch_impl.hh
index 60b11080d..df6ab26d5 100644
--- a/src/cpu/o3/fetch_impl.hh
+++ b/src/cpu/o3/fetch_impl.hh
@@ -95,6 +95,10 @@ DefaultFetch<Impl>::DefaultFetch(O3CPU *_cpu, DerivO3CPUParams *params)
fatal("numThreads (%d) is larger than compiled limit (%d),\n"
"\tincrease MaxThreads in src/cpu/o3/impl.hh\n",
numThreads, static_cast<int>(Impl::MaxThreads));
+ if (fetchWidth > Impl::MaxWidth)
+ fatal("fetchWidth (%d) is larger than compiled limit (%d),\n"
+ "\tincrease MaxWidth in src/cpu/o3/impl.hh\n",
+ fetchWidth, static_cast<int>(Impl::MaxWidth));
// Set fetch stage's status to inactive.
_status = Inactive;