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as65
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Added .byte support, fixed a couple bugs.

This commit is contained in:
Leeland Heins 2019-02-20 14:49:18 -06:00 committed by GitHub
parent 7c9c746642
commit fbccd70b5b
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 40 additions and 6 deletions
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as65.pl
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@ -1031,6 +1031,9 @@ sub handle_8_bit_symbol {
} else {
}
}
if ($opval =~ /^\$([0-9a-fA-F][0-9a-fA-F])/) {
$opval = hex(lc($1));
}
if ($opval > 255) {
$opval -= 256;
}
@ -2762,7 +2765,7 @@ print ">>>> IN CONDITIONAL\n";
$symbols{$symbol} = sprintf("\$%04x", $addr);
}
##FIXME -- implement this
} elsif ($ucmnemonic =~ /BYT/) {
} elsif ($ucmnemonic =~ /^BYT$/) {
if ($label ne '') {
my $symbol = $label;
$symbols{$symbol} = sprintf("\$%04x", $addr);
@ -2774,6 +2777,13 @@ print ">>>> IN CONDITIONAL\n";
$symbols{$symbol} = sprintf("\$%04x", $addr);
}
##FIXME -- implement this
} elsif ($ucmnemonic =~ /BYTE/) {
if ($label ne '') {
my $symbol = $label;
$symbols{$symbol} = sprintf("\$%04x", $addr);
}
my @args = split /,/, $operand;
$addr += scalar @args * 2;
} elsif ($ucmnemonic =~ /OBJ|CHK|LST|END|SAV|\.TF|XC/) {
# Just ignore this
} elsif ($ucmnemonic =~ /MAC/) {
@ -3143,7 +3153,7 @@ print ">>>> DO $operand\n";
}
}
##FIXME -- implement this
} elsif ($ucmnemonic =~ /BYT/) {
} elsif ($ucmnemonic =~ /^BYT$/) {
if ($label ne '') {
my $symbol = $label;
$symbols{$symbol} = sprintf("\$%04x", $addr);
@ -3155,6 +3165,13 @@ print ">>>> DO $operand\n";
$symbols{$symbol} = sprintf("\$%04x", $addr);
}
##FIXME -- implement this
} elsif ($ucmnemonic =~ /BYTE/) {
if ($label ne '') {
my $symbol = $label;
$symbols{$symbol} = sprintf("\$%04x", $addr);
}
my @args = split /,/, $operand;
$addr += scalar @args * 2;
} elsif ($ucmnemonic =~ /OBJ|CHK|LST|END|SAV|\.TF|XC/) {
# Just ignore this
} elsif ($ucmnemonic =~ /MAC/) {
@ -3286,8 +3303,12 @@ print ">>>> END CONDITIONAL\n";
# Parse input lines.
my ($label, $mnemonic, $operand, $comment) = parse_line($line, $lineno);
next unless defined $mnemonic;
next if $mnemonic eq '';
#next unless defined $mnemonic;
#next if $mnemonic eq '';
if (!defined $mnemonic || $mnemonic eq '') {
print sprintf(" %-4d %s\n", $lineno, $line) if $code_listing;
next;
}
my $ucmnemonic = uc($mnemonic);
@ -3526,7 +3547,6 @@ print ">>>> END CONDITIONAL\n";
}
}
# END GPH
} elsif ($ucmnemonic =~ /^DA$|^\.DA$|^DW$/) {
# Handle binary.
if ($operand =~ /^%([01]{16})/) {
@ -3586,10 +3606,24 @@ print ">>>> END CONDITIONAL\n";
#END GPH
} elsif ($ucmnemonic =~ /HBY/) {
##FIXME -- implement this
} elsif ($ucmnemonic =~ /BYT/) {
print "NOT YET IMPLEMENTED!\n";
} elsif ($ucmnemonic =~ /^BYT$/) {
##FIXME -- implement this
print "NOT YET IMPLEMENTED!\n";
} elsif ($ucmnemonic =~ /DFS/) {
##FIXME -- implement this
print "NOT YET IMPLEMENTED!\n";
} elsif ($ucmnemonic =~ /BYTE/) {
my @args = split /,/, $operand;
my @bytes = ();
foreach my $opval (@args) {
if ($opval =~ /^\d+$/) {
push @bytes, $opval;
$addr++;
##FIXME -- probably should handle binary, hex and symbols here too.
}
}
generate_bytes($ofh, $addr, \@bytes, $lineno, $line);
} elsif ($ucmnemonic =~ /MAC/) {
# Ignore on subsequent passes.
} elsif ($ucmnemonic =~ /\<\<\</) {