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Merge branch 'en/ort-perf-batch-11'

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Optimize out repeated rename detection in a sequence of mergy
operations.

* en/ort-perf-batch-11:
  merge-ort, diffcore-rename: employ cached renames when possible
  merge-ort: handle interactions of caching and rename/rename(1to1) cases
  merge-ort: add helper functions for using cached renames
  merge-ort: preserve cached renames for the appropriate side
  merge-ort: avoid accidental API mis-use
  merge-ort: add code to check for whether cached renames can be reused
  merge-ort: populate caches of rename detection results
  merge-ort: add data structures for in-memory caching of rename detection
  t6429: testcases for remembering renames
  fast-rebase: write conflict state to working tree, index, and HEAD
  fast-rebase: change assert() to BUG()
  Documentation/technical: describe remembering renames optimization
  t6423: rename file within directory that other side renamed
This commit is contained in:
Junio C Hamano
2021-06-14 13:33:26 +09:00
parent 4dd75a195b 25e65b6dd5
commit 169914ede2
8 changed files with 1804 additions and 37 deletions
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3
diffcore.h
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@ -181,7 +181,8 @@ void diffcore_rename(struct diff_options *);
void diffcore_rename_extended(struct diff_options *options,
struct strintmap *relevant_sources,
struct strintmap *dirs_removed,
struct strmap *dir_rename_count);
struct strmap *dir_rename_count,
struct strmap *cached_pairs);
void diffcore_merge_broken(void);
void diffcore_pickaxe(struct diff_options *);
void diffcore_order(const char *orderfile);