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-rwxr-xr-xerts/emulator/utils/beam_makeops16
1 files changed, 11 insertions, 5 deletions
diff --git a/erts/emulator/utils/beam_makeops b/erts/emulator/utils/beam_makeops
index 00b0df5b73..e61096355c 100755
--- a/erts/emulator/utils/beam_makeops
+++ b/erts/emulator/utils/beam_makeops
@@ -176,7 +176,7 @@ sub define_type_bit {
}
# Composed types.
- define_type_bit('d', $type_bit{'x'} | $type_bit{'y'} | $type_bit{'r'});
+ define_type_bit('d', $type_bit{'x'} | $type_bit{'y'});
define_type_bit('c', $type_bit{'i'} | $type_bit{'a'} |
$type_bit{'n'} | $type_bit{'q'});
define_type_bit('s', $type_bit{'d'} | $type_bit{'i'} |
@@ -528,12 +528,16 @@ sub emulator_output {
my(@bits) = (0) x ($max_spec_operands/2);
my($i);
+ my $involves_r = 0;
for ($i = 0; $i < $max_spec_operands && defined $args[$i]; $i++) {
my $t = $args[$i];
- if (defined $type_bit{$t}) {
- my $shift = $max_genop_types * ($i % 2);
- $bits[int($i/2)] |= $type_bit{$t} << $shift;
+ my $bits = $type_bit{$t};
+ if ($t eq 'r') {
+ $bits |= $type_bit{'x'};
+ $involves_r |= 1 << $i;
}
+ my $shift = $max_genop_types * ($i % 2);
+ $bits[int($i/2)] |= $bits << $shift;
}
printf "/* %3d */ ", $spec_opnum;
@@ -545,7 +549,7 @@ sub emulator_output {
$sep = ",";
}
$init .= "}";
- &init_item($print_name, $init, $size, $pack, $sign, 0);
+ init_item($print_name, $init, $involves_r, $size, $pack, $sign, 0);
$op_to_name[$spec_opnum] = $instr;
$spec_opnum++;
}
@@ -1310,6 +1314,8 @@ sub tr_parse_op {
foreach (split('', $type)) {
&error("bad type in $op")
unless defined $type_bit{$_} or $type eq '*';
+ $_ eq 'r' and
+ error("$op: 'r' is not allowed in transformations")
}
}