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| author | Björn Gustavsson <[email protected]> | 2017-10-13 10:40:30 +0200 |
|---|---|---|
| committer | GitHub <[email protected]> | 2017-10-13 10:40:30 +0200 |
| commit | 094e0a91fc1046462c4dd5accd48b8e2eb7a4c9c (patch) | |
| tree | dc305b713f0ba3f3c615b1b39c4b345db6649831 /erts | |
| parent | 805c5b9b4627eacc2fb13d234c553ae476a2c3dd (diff) | |
| parent | 119713b4d9ad6649aa5f1d0bf492e2f35a0ced01 (diff) | |
| download | otp-094e0a91fc1046462c4dd5accd48b8e2eb7a4c9c.tar.gz otp-094e0a91fc1046462c4dd5accd48b8e2eb7a4c9c.tar.bz2 otp-094e0a91fc1046462c4dd5accd48b8e2eb7a4c9c.zip | |
Merge pull request #1596 from bjorng/bjorn/enhance-try-catch
(Slightly) optimize catch and try/catch
OTP-14683
Diffstat (limited to 'erts')
| -rw-r--r-- | erts/emulator/beam/instrs.tab | 18 | ||||
| -rw-r--r-- | erts/emulator/beam/ops.tab | 3 |
2 files changed, 12 insertions, 9 deletions
diff --git a/erts/emulator/beam/instrs.tab b/erts/emulator/beam/instrs.tab index 07cc4bd527..20d356a81d 100644 --- a/erts/emulator/beam/instrs.tab +++ b/erts/emulator/beam/instrs.tab @@ -857,8 +857,7 @@ catch(Y, Fail) { } catch_end(Y) { - c_p->catches--; - make_blank($Y); + $try_end($Y); if (is_non_value(r(0))) { c_p->fvalue = NIL; if (x(1) == am_throw) { @@ -888,12 +887,15 @@ catch_end(Y) { try_end(Y) { c_p->catches--; make_blank($Y); - if (is_non_value(r(0))) { - c_p->fvalue = NIL; - r(0) = x(1); - x(1) = x(2); - x(2) = x(3); - } +} + +try_case(Y) { + $try_end($Y); + ASSERT(is_non_value(r(0))); + c_p->fvalue = NIL; + r(0) = x(1); + x(1) = x(2); + x(2) = x(3); } try_case_end(Src) { diff --git a/erts/emulator/beam/ops.tab b/erts/emulator/beam/ops.tab index 4a915c7762..7a2c39b3a8 100644 --- a/erts/emulator/beam/ops.tab +++ b/erts/emulator/beam/ops.tab @@ -188,7 +188,8 @@ catch_end y # Try/catch. try Y F => catch Y F -try_case Y => try_end Y + +try_case y try_end y %cold |