From 09a2be0c391d603bb4d56d6abf1b6d7868778879 Mon Sep 17 00:00:00 2001 From: Ali Saidi Date: Wed, 4 May 2011 20:38:26 -0500 Subject: [PATCH] O3: Fix a small corner case with the lsq hazard detection logic. --- src/cpu/o3/lsq_unit_impl.hh | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/src/cpu/o3/lsq_unit_impl.hh b/src/cpu/o3/lsq_unit_impl.hh index 1e7910387..2c2b30b8a 100644 --- a/src/cpu/o3/lsq_unit_impl.hh +++ b/src/cpu/o3/lsq_unit_impl.hh @@ -465,8 +465,7 @@ LSQUnit::checkViolations(int load_idx, DynInstPtr &inst) Addr ld_eff_addr2 = (ld_inst->effAddr + ld_inst->effSize - 1) >> depCheckShift; - if ((inst_eff_addr2 > ld_eff_addr1 && inst_eff_addr1 < ld_eff_addr2) || - inst_eff_addr1 == ld_eff_addr1) { + if (inst_eff_addr2 >= ld_eff_addr1 && inst_eff_addr1 <= ld_eff_addr2) { // A load/store incorrectly passed this load/store. // Check if we already have a violator, or if it's newer // squash and refetch. -- 2.30.2