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author | Daniel <odanrc@yahoo.com.br> | 2018-11-11 11:55:37 +0100 |
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committer | Daniel Carvalho <odanrc@yahoo.com.br> | 2018-11-15 16:51:27 +0000 |
commit | 67e45b872a0bd268e3ce4158c25c6f27e8b0d42e (patch) | |
tree | ad8d4139cc85e170d8c28d9a73cb04eb6f833d1d /src/mem/cache/prefetch/Prefetcher.py | |
parent | fafe4e80b76e93e3d0d05797904c19928587f5b5 (diff) | |
download | gem5-67e45b872a0bd268e3ce4158c25c6f27e8b0d42e.tar.xz |
mem-cache: Cleanup prefetchers
Prefetcher code had extra variables, dependencies
that could be removed, code duplication, and missing
overrides.
Change-Id: I6e9fbf67a0bdab7eb591893039e088261f52d31a
Signed-off-by: Daniel <odanrc@yahoo.com.br>
Reviewed-on: https://gem5-review.googlesource.com/c/14355
Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Maintainer: Nikos Nikoleris <nikos.nikoleris@arm.com>
Diffstat (limited to 'src/mem/cache/prefetch/Prefetcher.py')
-rw-r--r-- | src/mem/cache/prefetch/Prefetcher.py | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mem/cache/prefetch/Prefetcher.py b/src/mem/cache/prefetch/Prefetcher.py index 316a6d0ba..09717dff7 100644 --- a/src/mem/cache/prefetch/Prefetcher.py +++ b/src/mem/cache/prefetch/Prefetcher.py @@ -65,6 +65,9 @@ class BasePrefetcher(ClockedObject): ] sys = Param.System(Parent.any, "System this prefetcher belongs to") + # Get the block size from the parent (system) + block_size = Param.Int(Parent.cache_line_size, "Block size in bytes") + on_miss = Param.Bool(False, "Only notify prefetcher on misses") on_read = Param.Bool(True, "Notify prefetcher on reads") on_write = Param.Bool(True, "Notify prefetcher on writes") @@ -109,6 +112,9 @@ class StridePrefetcher(QueuedPrefetcher): cxx_class = 'StridePrefetcher' cxx_header = "mem/cache/prefetch/stride.hh" + # Do not consult stride prefetcher on instruction accesses + on_inst = False + max_conf = Param.Int(7, "Maximum confidence level") thresh_conf = Param.Int(4, "Threshold confidence level") min_conf = Param.Int(0, "Minimum confidence level") |