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arch-arm: We add PRFM PST instruction for arm

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Note current PRFM supports only PLD, but PST (prefetch for store) is
also important for latency hiding. We also bug fix in disassembler to
display prfop correctly.

Change-Id: I9144e7233900aa2d555e1c1a6a2c2e41d837aa13
Signed-off-by: Yuetsu Kodama <yuetsu.kodama@riken.jp>
Reviewed-on: https://gem5-review.googlesource.com/c/13675
Reviewed-by: Jason Lowe-Power <jason@lowepower.com>
Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Maintainer: Andreas Sandberg <andreas.sandberg@arm.com>
This commit is contained in:
yuetsu.kodama
2018-10-20 11:58:54 +09:00
committed by Andreas Sandberg
parent d4b3e064ad
commit 59e3585a84
7 changed files with 35 additions and 8 deletions
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2
src/mem/cache/base.cc vendored
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@@ -1663,7 +1663,7 @@ BaseCache::regStats()
// should writebacks be included here? prior code was inconsistent...
#define SUM_NON_DEMAND(s) \
(s[MemCmd::SoftPFReq] + s[MemCmd::HardPFReq])
(s[MemCmd::SoftPFReq] + s[MemCmd::HardPFReq] + s[MemCmd::SoftPFExReq])
demandHits
.name(name() + ".demand_hits")