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| author | Björn Gustavsson <[email protected]> | 2017-09-24 07:53:18 +0200 |
|---|---|---|
| committer | Björn Gustavsson <[email protected]> | 2017-10-01 07:08:19 +0200 |
| commit | f589687e9bd172f6f7841043a8de05d260889c8b (patch) | |
| tree | b5f2582f591c2e4f2a1f48cb6d19bf70849e8575 /erts/emulator/beam/arith_instrs.tab | |
| parent | b597ba86170ee142790e97ae298cf8b7c2797ce2 (diff) | |
| download | otp-f589687e9bd172f6f7841043a8de05d260889c8b.tar.gz otp-f589687e9bd172f6f7841043a8de05d260889c8b.tar.bz2 otp-f589687e9bd172f6f7841043a8de05d260889c8b.zip | |
Move out variables from the head of combined instructions
Move out from the head the variables that are only used in the excute
phase.
Diffstat (limited to 'erts/emulator/beam/arith_instrs.tab')
| -rw-r--r-- | erts/emulator/beam/arith_instrs.tab | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/erts/emulator/beam/arith_instrs.tab b/erts/emulator/beam/arith_instrs.tab index 23fdb6d5b5..b828e86788 100644 --- a/erts/emulator/beam/arith_instrs.tab +++ b/erts/emulator/beam/arith_instrs.tab @@ -85,9 +85,6 @@ i_increment := increment.fetch.execute; increment.head() { Eterm increment_reg_val; - Eterm increment_val; - Uint live; - Eterm result; } increment.fetch(Src) { @@ -95,7 +92,10 @@ increment.fetch(Src) { } increment.execute(IncrementVal, Live, Dst) { - increment_val = $IncrementVal; + Eterm increment_val = $IncrementVal; + Uint live; + Eterm result; + if (ERTS_LIKELY(is_small(increment_reg_val))) { Sint i = signed_val(increment_reg_val) + increment_val; if (ERTS_LIKELY(IS_SSMALL(i))) { |