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authorBjörn Gustavsson <[email protected]>2017-10-03 07:20:20 +0200
committerBjörn Gustavsson <[email protected]>2017-10-09 11:28:31 +0200
commita71ffb9c1b9de6ccc7b8d2278361474b373802c3 (patch)
treeb57055fb8e76bb771f3bd4e2b07185fb3df4f5cc /erts/emulator/utils
parentd7588c53399dfa369ae2af6874e69d252d062054 (diff)
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beam_makeops: Use named arguments for the code generation functions
The number of arguments has become unwieldy.
Diffstat (limited to 'erts/emulator/utils')
-rwxr-xr-xerts/emulator/utils/beam_makeops43
1 files changed, 28 insertions, 15 deletions
diff --git a/erts/emulator/utils/beam_makeops b/erts/emulator/utils/beam_makeops
index 9da62f18ac..50dd534828 100755
--- a/erts/emulator/utils/beam_makeops
+++ b/erts/emulator/utils/beam_makeops
@@ -529,7 +529,7 @@ sub emulator_output {
my($name, $hotness, @args) = @$_;
my $print_name = print_name($name, @args);
- my($size, $code, $pack_spec) = cg_basic($name, @args);
+ my($size, $code, $pack_spec) = cg_basic(name => $name, args => \@args);
if (defined $code) {
$code = "OpCase($print_name):\n$code";
push @generated_code, [$hotness,$code,($print_name)];
@@ -1157,7 +1157,7 @@ sub combine_instruction_group {
foreach (0..$#c_args) {
push @first, shift @rest;
}
- my $size = cg_combined_size($s, @first);
+ my $size = cg_combined_size(name => $s, args => \@first);
$offsets{$s} = $offset
unless defined $offsets{$s} and $offsets{$s} < $offset;
$offset += $size - 1;
@@ -1248,8 +1248,12 @@ sub combine_instruction_group {
}
my($gen_code,$down,$up) =
- cg_combined_code($s, $flags, $offset,
- $group_size-$offset, $inc, @first);
+ cg_combined_code(name => $s,
+ extra_comments => $flags,
+ offset => $offset,
+ comp_size => $group_size-$offset,
+ inc => $inc,
+ args =>\@first);
my $spec_label = "$opcase$label";
$down{$spec_label} = $down;
$up{$spec_label} = $up;
@@ -1298,8 +1302,8 @@ sub micro_label {
#
sub cg_basic {
- my($name,@args) = @_;
- my($size,$code,$pack_spec) = code_gen($name, \@extended_pack_options, '', 0, undef, undef, @args);
+ my %params = (@_, pack_options => \@extended_pack_options);
+ my($size,$code,$pack_spec) = code_gen(%params);
$pack_spec = build_pack_spec($pack_spec);
($size,$code,$pack_spec);
}
@@ -1309,8 +1313,8 @@ sub cg_basic {
#
sub cg_combined_size {
- my($name,@args) = @_;
- my($size) = code_gen($name, \@basic_pack_options, '', 0, undef, undef, @args);
+ my %params = (@_, pack_options => \@basic_pack_options);
+ my($size) = code_gen(%params);
$size;
}
@@ -1319,9 +1323,9 @@ sub cg_combined_size {
#
sub cg_combined_code {
- my($name,$extra,$offset,$comp_size,$inc,@args) = @_;
- my($size,$code,$pack_spec) =
- code_gen($name, \@basic_pack_options, $extra, $offset, $comp_size, $inc, @args);
+ my %params = (@_, pack_options => \@basic_pack_options);
+
+ my($size,$code,$pack_spec) = code_gen(%params);
if ($pack_spec eq '') {
($code,'','');
} else {
@@ -1331,8 +1335,16 @@ sub cg_combined_code {
}
sub code_gen {
- my($name,$pack_options,$extra_comments,$offset,$comp_size,$inc,@args) = @_;
- my $group_size = defined $comp_size ? $comp_size + $inc : undef;
+ my %params = (extra_comments => '',
+ offset => 0,
+ inc => 0,
+ @_);
+ my $name = $params{name};
+ my $extra_comments = $params{extra_comments};
+ my $offset = $params{offset};
+ my $inc = $params{inc};
+ my @args = @{$params{args}};
+
my $size = 0;
my $flags = '';
my @f;
@@ -1347,6 +1359,7 @@ sub code_gen {
my $c_code_ref = $c_code{$name};
if (defined $c_code_ref and $name ne 'catch') {
+ my $pack_options = $params{pack_options};
($var_decls, $pack_spec, @args) = do_pack($name, $offset, $pack_options, @args);
}
@@ -1420,7 +1433,7 @@ sub code_gen {
return ($size+1, undef, '');
}
- $group_size = $size unless defined $group_size;
+ my $group_size = ($params{comp_size} || $size) + $inc;
#
# Generate main body of the implementation.
@@ -1439,7 +1452,7 @@ sub code_gen {
$bindings{$var} = $f[$i];
}
$bindings{'NEXT_INSTRUCTION'} = "I+" . ($group_size+$offset+1);
- $bindings{'IP_ADJUSTMENT'} = defined $inc ? $inc : 0;
+ $bindings{'IP_ADJUSTMENT'} = $inc;
$c_code = eval { expand_all($c_code, \%bindings) };
unless (defined $c_code) {
warn $@;