mem-cache: Fix RepeatedQwords compressor
This compressor does not allocate dictionary entries when there
is a match. This was causing the compressor to always fail.
Change-Id: I50eb56fa284854f3ee87f33af2c6e0a5c5248d7c
Signed-off-by: Daniel R. Carvalho <odanrc@yahoo.com.br>
Reviewed-on: https://gem5-review.googlesource.com/c/public/gem5/+/33375
Reviewed-by: Nikos Nikoleris <nikos.nikoleris@arm.com>
Maintainer: Nikos Nikoleris <nikos.nikoleris@arm.com>
Tested-by: kokoro <noreply+kokoro@google.com>
diff --git a/src/mem/cache/compressors/dictionary_compressor.hh b/src/mem/cache/compressors/dictionary_compressor.hh
index 650edab..b9c68a1 100644
--- a/src/mem/cache/compressors/dictionary_compressor.hh
+++ b/src/mem/cache/compressors/dictionary_compressor.hh
@@ -563,9 +563,10 @@
const uint64_t code,
const uint64_t metadata_length,
const int match_location,
- const DictionaryEntry bytes)
+ const DictionaryEntry bytes,
+ const bool allocate = true)
: MaskedPattern<mask>(number, code, metadata_length, match_location,
- bytes)
+ bytes, allocate)
{
}
diff --git a/src/mem/cache/compressors/repeated_qwords.hh b/src/mem/cache/compressors/repeated_qwords.hh
index c361900..9a2df3c 100644
--- a/src/mem/cache/compressors/repeated_qwords.hh
+++ b/src/mem/cache/compressors/repeated_qwords.hh
@@ -116,7 +116,7 @@
public:
PatternM(const DictionaryEntry bytes, const int match_location)
: LocatedMaskedPattern<0xFFFFFFFFFFFFFFFF, 0>(M, 1, 0, match_location,
- bytes)
+ bytes, false)
{
}
};
