Parallel minor gc inline mask rework #360
Merged
Add this suggestion to a batch that can be applied as a single commit.
This suggestion is invalid because no changes were made to the code.
Suggestions cannot be applied while the pull request is closed.
Suggestions cannot be applied while viewing a subset of changes.
Only one suggestion per line can be applied in a batch.
Add this suggestion to a batch that can be applied as a single commit.
Applying suggestions on deleted lines is not supported.
You must change the existing code in this line in order to create a valid suggestion.
Outdated suggestions cannot be applied.
This suggestion has been applied or marked resolved.
Suggestions cannot be applied from pending reviews.
Suggestions cannot be applied on multi-line comments.
Suggestions cannot be applied while the pull request is queued to merge.
Suggestion cannot be applied right now. Please check back later.
This PR reworks the promotion path of the parallel_minor_gc. Couple of things:
get_header_val
function and gives the externally visible non-inline function thecaml_
prefixcpu_relax
if we end up spinning on the headerThese changes in addition to #359 are giving 3-5% improvements on
test_decompress
sandmark benchmark which does a lot of minor collections. It is giving an executed instruction decrease across all benchmarks even if a significant change of performance is harder to see on less minor collection heavy benchmarks.