outgoing: add a simple fastpath when there is no common This further speed up case like `hg bundle --all` for larger repository. ### data-env-vars.name = mozilla-try-2023-03-22-zstd-sparse-revlog # benchmark.name = hg.command.bundle # bin-env-vars.hg.flavor = default # bin-env-vars.hg.py-re2-module = default # benchmark.variants.revs = all # benchmark.variants.type = none-streamv2 before: 316.749699 after: 311.165461 (-1.76%, -5.58) There is further work to be done in this area like not doing any outgoing computation in the stream case for example. however the recent changes already gives use a large win for a small amount of local work. ### benchmark.name = hg.command.bundle # bin-env-vars.hg.flavor = default # bin-env-vars.hg.py-re2-module = default # benchmark.variants.revs = all # benchmark.variants.type = none-streamv2 ## data-env-vars.name = mercurial-public-2024-03-22-zstd-sparse-revlog pre-%ln-change: 1.263859 the-%ln-change: 0.700229 (-44.60%, -0.56) prev-changeset: 0.496050 (-60.75%, -0.77) this-changeset: 0.495243 (-60.81%, -0.77) ## data-env-vars.name = tryton-public-2024-03-22-zstd-sparse-revlog pre-%ln-change: 2.975765 the-%ln-change: 1.870798 (-37.13%, -1.10) prev-changeset: 1.461583 (-50.88%, -1.51) this-changeset: 1.469185 (-50.63%, -1.51) ## data-env-vars.name = pypy-2024-03-22-zstd-sparse-revlog pre-%ln-change: 4.540080 the-%ln-change: 3.401700 (-25.07%, -1.14) prev-changeset: 2.915810 (-35.78%, -1.62) this-changeset: 2.911643 (-35.87%, -1.63) ## data-env-vars.name = heptapod-public-2024-03-25-zstd-sparse-revlog pre-%ln-change: 10.138396 the-%ln-change: 7.750458 (-23.55%, -2.39) prev-changeset: 6.665565 (-34.25%, -3.47) this-changeset: 6.672078 (-34.19%, -3.47) ## data-env-vars.name = mozilla-try-2023-03-22-zstd-sparse-revlog pre-%ln-change: 399.484481 the-%ln-change: 346.508952 (-13.26%, -52.98) prev-changeset: 316.749699 (-20.71%, -82.73) this-changeset: 311.165461 (-22.11%, -88.32)

     1

  $ HGENCODING=utf-8

     2

  $ export HGENCODING

     3

     4

  $ try() {

     5

  >   hg debugrevspec --debug $@

     6

  > }

     7

     8

  $ log() {

     9

  >   hg log --template '{rev}\n' -r "$1"

    10

  > }

    11

    12

  $ hg init repo

    13

  $ cd repo

    14

    15

  $ try 'p1()'

    16

  (func

    17

    (symbol 'p1')

    18

    None)

    19

  * set:

    20

  <baseset []>

    21

  $ try 'p2()'

    22

  (func

    23

    (symbol 'p2')

    24

    None)

    25

  * set:

    26

  <baseset []>

    27

  $ try 'parents()'

    28

  (func

    29

    (symbol 'parents')

    30

    None)

    31

  * set:

    32

  <baseset+ []>

    33

    34

null revision

    35

  $ log 'p1()'

    36

  $ log 'p2()'

    37

  $ log 'parents()'

    38

    39

working dir with a single parent

    40

  $ echo a > a

    41

  $ hg ci -Aqm0

    42

  $ log 'p1()'

    43

  0

    44

  $ log 'tag() and p1()'

    45

  $ log 'p2()'

    46

  $ log 'parents()'

    47

  0

    48

  $ log 'tag() and parents()'

    49

    50

merge in progress

    51

  $ echo b > b

    52

  $ hg ci -Aqm1

    53

  $ hg up -q 0

    54

  $ echo c > c

    55

  $ hg ci -Aqm2

    56

  $ hg merge -q

    57

  $ log 'p1()'

    58

  2

    59

  $ log 'p2()'

    60

  1

    61

  $ log 'tag() and p2()'

    62

  $ log 'parents()'

    63

  1

    64

  2

    65

    66

  $ cd ..