diff options
Diffstat (limited to 'erts/emulator/utils/beam_makeops')
| -rwxr-xr-x | erts/emulator/utils/beam_makeops | 13 |
1 files changed, 3 insertions, 10 deletions
diff --git a/erts/emulator/utils/beam_makeops b/erts/emulator/utils/beam_makeops index 86bfb5d746..8f99fdb201 100755 --- a/erts/emulator/utils/beam_makeops +++ b/erts/emulator/utils/beam_makeops @@ -113,7 +113,6 @@ my @if_line; # my $te_max_vars = 0; # Max number of variables ever needed. my %gen_transform; -my %min_window; my %match_engine_ops; # All opcodes for the match engine. my %gen_transform_offset; my @transformations; @@ -382,7 +381,6 @@ while (<>) { $gen_arity{$name} = $arity; $gen_to_spec{"$name/$arity"} = undef; $num_specific{"$name/$arity"} = 0; - $min_window{"$name/$arity"} = 255; $obsolete[$op_num] = defined $obsolete; } else { # Unnumbered generic operation. push(@unnumbered_generic, [$name, $arity]); @@ -440,7 +438,6 @@ $num_file_opcodes = @gen_opname; $gen_arity{$name} = $arity; $gen_to_spec{"$name/$arity"} = undef; $num_specific{"$name/$arity"} = 0; - $min_window{"$name/$arity"} = 255; } } @@ -607,7 +604,7 @@ sub emulator_output { $is_transformed{$name,$arity} or error("instruction $key has no specific instruction"); $spec_op = -1 unless defined $spec_op; - &init_item($name, $arity, $spec_op, $num_specific, $tr, $min_window{$key}); + &init_item($name, $arity, $spec_op, $num_specific, $tr); } } print "};\n"; @@ -1503,7 +1500,6 @@ sub tr_gen_from { my(%var_type); my($var_num) = 0; my(@code); - my($min_window) = 0; my($op, $ref); # Loop variables. my $where = "left side of transformation in line $line: "; my %var_used = %$used_ref; @@ -1551,7 +1547,6 @@ sub tr_gen_from { $opnum = $gen_opnum{$name,$arity}; push(@code, make_op("$name/$arity", 'next_instr', $opnum)); - $min_window++; foreach $op (@ops) { my($var, $type, $type_val, $cond, $val) = @$op; my $ignored_var = "$var (ignored)"; @@ -1642,12 +1637,12 @@ sub tr_gen_from { $te_max_vars = $var_num if $te_max_vars < $var_num; - [$min_window, \%var, \%var_type, \@code]; + [\%var, \%var_type, \@code]; } sub tr_gen_to { my($line, $orig_transform, $so_far, @tr) = @_; - my($min_window, $var_ref, $var_type_ref, $code_ref) = @$so_far; + my($var_ref, $var_type_ref, $code_ref) = @$so_far; my(%var) = %$var_ref; my(%var_type) = %$var_type_ref; my(@code) = @$code_ref; @@ -1731,8 +1726,6 @@ sub tr_gen_to { my($dummy, $arity); ($dummy, $op, $arity) = @$first; my($comment) = "\n/*\n * Line $line:\n * $orig_transform\n */\n\n"; - $min_window{$key} = $min_window - if $min_window{$key} > $min_window; my $prev_last; $prev_last = pop(@{$gen_transform{$key}}) |