Integrate barf (prefetchers) #1505
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abejgonzalez
requested changes
Jun 9, 2023
| @@ -56,6 +56,9 @@ case $1 in | |||
| chipyard-hetero) | |||
| run_bmark ${mapping[$1]} | |||
| ;; | |||
| chipyard-prefetchers) | |||
| make -C $LOCAL_SIM_DIR $DISABLE_SIM_PREREQ ${mapping[$1]} run-binary BINARY=$RISCV/riscv64-unknown-elf/share/riscv-tests/benchmarks/dhrystone.riscv | |||
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Side note: Why don't we make LOADMEM the default? Isn't it fairly robust now?
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LOADMEM only works on configs that rely on the normal backing memory model. For configs which rely on on-chip memory, or which have a more sophisticated memory system, setting LOADMEM may result in a silent failure that is difficult to debug.
abejgonzalez
approved these changes
Jun 12, 2023
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BARF (BAR-fetchers) is a generic API for describing simple prefetchers, that can be instantiated in front of L1 HellaCaches, or in TileLink bus widgets.
Currently, a handful of example algorithms are implemented.
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Contributor Checklist:
mainas the base branch?changelog:<topic>label?changelog:label?.conda-lock.ymlfile if you updated the conda requirements file?Please Backport?