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| author | Björn Gustavsson <[email protected]> | 2011-06-15 08:03:25 +0200 |
|---|---|---|
| committer | Björn Gustavsson <[email protected]> | 2011-10-11 11:36:35 +0200 |
| commit | 207436c383995dc6fcea1953f9188f8df280bd81 (patch) | |
| tree | 7d9c953308556cb5ba2c5012e96d84c84af14d2d /erts/emulator | |
| parent | 5bd8f04a8a4b5c7a3f859355dd47dab27c6fa494 (diff) | |
| download | otp-207436c383995dc6fcea1953f9188f8df280bd81.tar.gz otp-207436c383995dc6fcea1953f9188f8df280bd81.tar.bz2 otp-207436c383995dc6fcea1953f9188f8df280bd81.zip | |
Combine a 'call' instruction with the following 'end' instruction
A 'call' instruction in the loader transformation language is
always followed by an 'end' instruction, so we can replace the
'call' instruction with a 'call_end' instruction.
Diffstat (limited to 'erts/emulator')
| -rw-r--r-- | erts/emulator/beam/beam_load.c | 6 | ||||
| -rwxr-xr-x | erts/emulator/utils/beam_makeops | 5 |
2 files changed, 6 insertions, 5 deletions
diff --git a/erts/emulator/beam/beam_load.c b/erts/emulator/beam/beam_load.c index 4da411be1f..0d639572e0 100644 --- a/erts/emulator/beam/beam_load.c +++ b/erts/emulator/beam/beam_load.c @@ -4458,8 +4458,8 @@ transform_engine(LoaderState* st) #endif break; -#if defined(TOP_call) - case TOP_call: +#if defined(TOP_call_end) + case TOP_call_end: { GenOp** lastp; GenOp* new_instr; @@ -4496,7 +4496,7 @@ transform_engine(LoaderState* st) *lastp = st->genop; st->genop = new_instr; } - break; + RETURN(TE_OK); #endif case TOP_new_instr: /* diff --git a/erts/emulator/utils/beam_makeops b/erts/emulator/utils/beam_makeops index 7b66496856..2272a941bb 100755 --- a/erts/emulator/utils/beam_makeops +++ b/erts/emulator/utils/beam_makeops @@ -1591,7 +1591,7 @@ sub tr_gen_to { } } pop(@code); # Get rid of 'next_instr' - push(@code, &make_op("$name()", 'call', scalar(@call_table))); + push(@code, make_op("$name()", 'call_end', scalar(@call_table))); push(@call_table, [$name, @args]); last; } @@ -1629,7 +1629,8 @@ sub tr_gen_to { pop(@code) if is_instr($code[$#code], 'next_arg'); } - push(@code, &make_op('', 'end')); + push(@code, make_op('', 'end')) + unless is_instr($code[$#code], 'call_end'); # # Chain together all codes segments having the same first operation. |