Added DFB & binary operands
This commit is contained in:
Leeland Heins
GitHub
parent
0cfdf0c382
commit
1588103efb
361
as65.pl
361
as65.pl
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@ -472,7 +472,7 @@ my %mnemonics = (
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'Absolute' => 0x20,
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},
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'LDA' => {
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# LDA Immediate LDA #Oper A9 2 2
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# LDA Immediate LDA #Oper A9 2 2
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'Immediate' => 0xa9,
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# Zero Page LDA Zpg A5 2 3
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'Zero_Page' => 0xa5,
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@ -776,6 +776,9 @@ sub sym_add {
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if ($symval =~ /\$([0-9a-fA-F]+)/) {
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return hex(lc($1)) + $offset;
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} elsif ($symval =~ /%([01]{8})/) {
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my $byte = unpack('C', pack("B8", $1));
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return $byte + $offset;
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}
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return $symval + $offset;
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}
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@ -785,6 +788,9 @@ sub sym_sub {
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if ($symval =~ /\$([0-9a-fA-F]+)/) {
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return hex(lc($1)) - $offset;
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} elsif ($symval =~ /%([01]{8})/) {
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my $byte = unpack('C', pack("B8", $1));
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return $byte - $offset;
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}
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return $symval - $offset;
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}
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@ -792,25 +798,47 @@ sub sym_sub {
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sub handle_8_bit_symbol {
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my ($ofh, $lineno, $addr, $opcode, $symbol, $line) = @_;
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my $symval = $symbols{$symbol};
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if (defined $symval) {
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my $opval = $symval;
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if ($symval =~ /\$([0-9a-fA-F][0-9a-fA-F])/) {
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$opval = hex(lc($1));
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if ($symbol =~ /^[>]/) {
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my ($sym) = $symbol =~ /[>](.+)/;
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my $symval = $symbols{$sym};
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if (defined $symval) {
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my $opval = $symval;
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if ($symval =~ /\$[0-9a-fA-F]*([0-9a-fA-F][0-9a-fA-F])$/) {
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$opval = hex(lc($1));
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}
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generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
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} else {
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print "**** $lineno - Unknown symbol '$symbol' in '$line'\n";
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generate_16($ofh, $addr, $opcode, 0x00, $lineno, $line);
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}
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generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
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} else {
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print "**** $lineno - Unknown symbol '$symbol' in '$line'\n";
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generate_16($ofh, $addr, $opcode, 0x00, $lineno, $line);
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my $symval = $symbols{$symbol};
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if (defined $symval) {
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my $opval = $symval;
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if ($symval =~ /\$([0-9a-fA-F][0-9a-fA-F])/) {
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$opval = hex(lc($1));
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} elsif ($symval =~ /%([01]{8})$/) {
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$opval = unpack('C', pack("B8", $1));
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}
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generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
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} else {
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print "**** $lineno - Unknown symbol '$symbol' in '$line'\n";
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generate_16($ofh, $addr, $opcode, 0x00, $lineno, $line);
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}
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}
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}
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sub handle_8_bit_symbol_add {
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my ($ofh, $lineno, $addr, $opcode, $symbol, $val, $line) = @_;
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my ($ofh, $lineno, $addr, $opcode, $prt, $symbol, $val, $line) = @_;
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my $symval = $symbols{$symbol};
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if (defined $symval) {
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my $opval = sym_add($symval, $val);
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my $rval = substr($val, 0, 2);
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# $prt is for Immediate instructions to specify the 2nd byte.
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if (defined $prt && $prt eq '>') {
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$rval = substr($val, 2, 2);
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}
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my $opval = sym_add($symval, $rval);
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if ($opval > 255) {
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$opval -= 256;
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}
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@ -822,11 +850,16 @@ sub handle_8_bit_symbol_add {
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}
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sub handle_8_bit_symbol_sub {
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my ($ofh, $lineno, $addr, $opcode, $symbol, $val, $line) = @_;
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my ($ofh, $lineno, $addr, $opcode, $prt, $symbol, $val, $line) = @_;
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my $symval = $symbols{$symbol};
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if (defined $symval) {
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my $opval = sym_sub($symval, $val);
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my $rval = substr($val, 0, 2);
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# $prt is for Immediate instructions to specify the 2nd byte.
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if (defined $prt && $prt eq '>') {
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$rval = substr($val, 2, 2);
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}
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my $opval = sym_sub($symval, $rval);
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generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
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if ($opval < 0) {
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$opval += 256;
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@ -905,33 +938,21 @@ sub handle_16_bit_symbol_sub {
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# SBC #Oper E9
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sub is_Immediate {
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my ($operand, $lineno) = @_;
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# Parse hex
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if ($operand =~ /^#\$[0-9a-fA-f][0-9a-fA-F]$/) {
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return 2;
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# Parse binary
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} elsif ($operand =~ /^#%([01]{8})$/) {
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return 2;
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# Parse decimal
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} elsif ($operand =~ /^#(\d)+$/) {
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return 0 if ($1 > 255);
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return 2;
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# Handle symbols.
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} elsif ($operand =~ /^#([A-Za-z\.][A-Za-z0-9_\.]*)$/) {
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# Not Immediate if the symbol is not 8 bits.
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my $symval = $symbols{$1};
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if (defined $symval) {
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if ($symval =~ /^\d+$/) {
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return 0 if ($symval > 255);
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} else {
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return 0 unless $symval =~ /^\$[0-9a-fA-F][0-9a-fA-F]$/;
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}
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}
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} elsif ($operand =~ /^#[>]*([A-Za-z\.\?][A-Za-z0-9_\.\?]*)$/) {
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return 2;
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# Allow arithmetic on symbol
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} elsif ($operand =~ /^#([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+-]\s*(\d+)$/) {
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my $symval = $symbols{$1};
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if (defined $symval) {
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if ($symval =~ /^\d+$/) {
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return 0 if ($symval > 255);
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} else {
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return 0 unless $symval =~ /^\$[0-9a-fA-F][0-9a-fA-F]$/;
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}
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}
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} elsif ($operand =~ /^#[>]*([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+-]\s*(\d+)$/) {
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return 2;
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}
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@ -944,19 +965,23 @@ sub generate_Immediate {
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if ($operand =~ /^#\$([0-9a-fA-F][0-9a-fA-F])$/) {
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my $opval = hex(lc($1));
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generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
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# Parse binary
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} elsif ($operand =~ /^#%([01]{8})$/) {
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my $opval = unpack('C', pack("B8", $1));
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generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
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# Parse decimal
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} elsif ($operand =~ /^#(\d+)$/) {
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generate_16($ofh, $addr, $opcode, $1, $lineno, $line);
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# Return symbol value
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} elsif ($operand =~ /^#([A-Za-z\.][A-Za-z0-9_\.]*)/) {
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} elsif ($operand =~ /^#[>]*([A-Za-z\.\?][A-Za-z0-9_\.\?]*)/) {
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handle_8_bit_symbol($ofh, $lineno, $addr, $opcode, $1, $line);
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# Allow arithmetic on symbol
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} elsif ($operand =~ /^#([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+]\s*(\d+)$/) {
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} elsif ($operand =~ /^#([>]*)([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+]\s*(\d+)$/) {
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# Add
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handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $line);
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} elsif ($operand =~ /^#([A-Za-z\.][A-Za-z0-9_\.]*)\s*[-]\s*(\d+)$/) {
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handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $3, $line);
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} elsif ($operand =~ /^#([>]*)([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[-]\s*(\d+)$/) {
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# Subtract
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handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $line);
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handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $3, $line);
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} else {
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print ">>>> $lineno - Immediate Bad Operand : '$operand'\n";
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}
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@ -990,13 +1015,18 @@ sub generate_Immediate {
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# TSB Zpg 04
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sub is_Zero_Page {
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my ($operand, $lineno) = @_;
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# Parse hex
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if ($operand =~ /^\$[0-9a-fA-F][0-9a-fA-F]$/) {
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return 2;
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# Parse binary
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} elsif ($operand =~ /^#%([01]{8})$/) {
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return 2;
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# Parse decimal
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} elsif ($operand =~ /^(\d+)$/) {
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return 0 if $1 > 255;
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return 2;
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# Handle symbols
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} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)$/) {
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} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)$/) {
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# Not Zero Page if the symbol is not 8 bits.
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my $symval = $symbols{$1};
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if (defined $symval) {
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@ -1008,7 +1038,7 @@ sub is_Zero_Page {
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}
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return 2;
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# Allow symbol arithmetic
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} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+-]\s*\d+$/) {
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} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+-]\s*\d+$/) {
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# Not Zero Page if the symbol is not 8 bits.
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my $symval = $symbols{$1};
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if (defined $symval) {
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@ -1030,19 +1060,23 @@ sub generate_Zero_Page {
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if ($operand =~ /^\$([0-9a-fA-F][0-9a-fA-F])/) {
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my $opval = hex(lc($1));
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generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
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# Parse binary
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} elsif ($operand =~ /^%([01]{8})$/) {
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my $opval = unpack('C', pack("B8", $1));
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generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
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# Parse decimal
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} elsif ($operand =~ /^(\d+)$/) {
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generate_16($ofh, $addr, $opcode, $1, $lineno, $line);
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# Return symbol value
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} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)$/) {
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} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)$/) {
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handle_8_bit_symbol($ofh, $lineno, $addr, $opcode, $1, $line);
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# Allow arithmetic on symbol
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} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+]\s*(\d+)$/) {
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} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+]\s*(\d+)$/) {
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# Add
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handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $line);
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} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[-]\s*(\d+)$/) {
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handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, undef, $1, $2, $line);
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} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[-]\s*(\d+)$/) {
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# Subtract
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handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $line);
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handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, undef, $1, $2, $line);
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} else {
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print ">>>> $lineno - Zero_Page Bad Operand : '$operand'\n";
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}
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@ -1068,13 +1102,18 @@ sub generate_Zero_Page {
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# STZ Zpg,X 74
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sub is_Zero_Page_X {
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my ($operand, $lineno) = @_;
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# Parse hex
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if ($operand =~ /^\$[0-9a-fA-F][0-9a-fA-F],[Xx]$/) {
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return 2;
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# Parse binary
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} elsif ($operand =~ /^%([01]{8}),[Xx]$/) {
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return 2;
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# Parse decimal
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} elsif ($operand =~ /^(\d+),[Xx]$/) {
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return 0 if $1 > 255;
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return 2;
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# Handle symbols
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} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*),[Xx]$/) {
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} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*),[Xx]$/) {
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# Not Zero Page,X if the symbol is not 8 bits.
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my $symval = $symbols{$1};
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if (defined $symval) {
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@ -1085,7 +1124,7 @@ sub is_Zero_Page_X {
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}
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}
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return 2;
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} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+-]\s*\d+,[Xx]$/) {
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} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+-]\s*\d+,[Xx]$/) {
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# Not Zero Page,X if the symbol is not 8 bits.
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my $symval = $symbols{$1};
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if (defined $symval) {
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@ -1107,19 +1146,23 @@ sub generate_Zero_Page_X {
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if ($operand =~ /^\$([0-9a-fA-F][0-9a-fA-F]),[Xx]$/) {
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my $opval = hex(lc($1));
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generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
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# Parse binary
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} elsif ($operand =~ /^%([01]{8}),[Xx]$/) {
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my $opval = unpack('C', pack("B8", $1));
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generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
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# Parse decimal
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} elsif ($operand =~ /^(\d+),[Xx]$/) {
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generate_16($ofh, $addr, $opcode, $1, $lineno, $line);
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# Return symbol value
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} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*),[Xx]$/) {
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} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*),[Xx]$/) {
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handle_8_bit_symbol($ofh, $lineno, $addr, $opcode, $1, $line);
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# Handle symbol arithmetic
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} elsif ($operand =~ /^([A-Za-z\.][0-9a-zA-Z_\.]*)\s*[+]\s*(\d+),[Xx]$/) {
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} elsif ($operand =~ /^([A-Za-z\.\?][0-9a-zA-Z_\.\?]*)\s*[+]\s*(\d+),[Xx]$/) {
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# Add
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handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $line);
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} elsif ($operand =~ /^([A-Za-z\.][0-9a-zA-Z_\.]*)\s*[-]\s*(\d+),[Xx]$/) {
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handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, undef, $1, $2, $line);
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} elsif ($operand =~ /^([A-Za-z\.\?][0-9a-zA-Z_\.\?]*)\s*[-]\s*(\d+),[Xx]$/) {
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# Subtract
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handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $line);
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handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, undef, $1, $2, $line);
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} else {
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print ">>>> $lineno - Zero_Page_X Bad Operand : '$operand'\n";
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}
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@ -1130,13 +1173,18 @@ sub generate_Zero_Page_X {
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# STX Zpg,Y 96
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sub is_Zero_Page_Y {
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my ($operand, $lineno) = @_;
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# Parse hex
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if ($operand =~ /^\$[0-9a-fA-F][0-9a-fA-F],[Yy]$/) {
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return 2;
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# Parse binary
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} elsif ($operand =~ /^%([01]{8}),[Yy]$/) {
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return 2;
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# Parse decimal
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} elsif ($operand =~ /^(\d+),[Yy]$/) {
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return 0 if $1 > 255;
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return 2;
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# Handle symbols
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} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*),[Yy]$/) {
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} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*),[Yy]$/) {
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# Not Zero Page,Y if the symbol is not 8 bits.
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my $symval = $symbols{$1};
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if (defined $symval) {
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@ -1147,7 +1195,7 @@ sub is_Zero_Page_Y {
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}
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}
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return 2;
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} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+-]\s*\d+,[Yy]$/) {
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} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+-]\s*\d+,[Yy]$/) {
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# Not Zero Page,Y if the symbol is not 8 bits.
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my $symval = $symbols{$1};
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if (defined $symval) {
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@ -1169,19 +1217,23 @@ sub generate_Zero_Page_Y {
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if ($operand =~ /^\$([0-9a-fA-F][0-9a-fA-F]),[Yy]$/) {
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my $opval = hex(lc($1));
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generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
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# Parse binary
|
||||
} elsif ($operand =~ /^%([01]{8}),[Yy]$/) {
|
||||
my $opval = unpack('C', pack("B8", $1));
|
||||
generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^(\d+),[Yy]$/) {
|
||||
generate_16($ofh, $addr, $opcode, $1, $lineno, $line);
|
||||
# Return symbol value
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*),[Yy]$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*),[Yy]$/) {
|
||||
handle_8_bit_symbol($ofh, $lineno, $addr, $opcode, $1, $line);
|
||||
# Allow arithmetic on symbol
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+]\s*(\d+),[Yy]$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+]\s*(\d+),[Yy]$/) {
|
||||
# Add
|
||||
handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[-]\s*(\d+),[Yy]$/) {
|
||||
handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, undef, $1, $2, $line);
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[-]\s*(\d+),[Yy]$/) {
|
||||
# Subtract
|
||||
handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, undef, $1, $2, $line);
|
||||
} else {
|
||||
print ">>>> $lineno - Zero_Page_Y Bad Operand : '$operand'\n";
|
||||
}
|
||||
|
|
@ -1216,19 +1268,24 @@ sub generate_Zero_Page_Y {
|
|||
# TSB Abs 0C
|
||||
sub is_Absolute {
|
||||
my ($operand, $lineno) = @_;
|
||||
# Parse hex
|
||||
if ($operand =~ /^\$[0-9a-fA-F]*[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F]$/) {
|
||||
return 2;
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^%([01]{16})$/) {
|
||||
return 2;
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^\d+$/) {
|
||||
return 2;
|
||||
# handle symbols
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)$/) {
|
||||
# Not Ansolute if the symbol is not 16 bits.
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
return 0 if $symval =~ /^\$[0-9a-fA-F][0-9a-fA-F]$/;
|
||||
}
|
||||
return 2;
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+-]\s*\d+$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+-]\s*\d+$/) {
|
||||
# Not Ansolute if the symbol is not 16 bits.
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
|
|
@ -1243,11 +1300,15 @@ sub is_Absolute {
|
|||
sub generate_Absolute {
|
||||
my ($addr, $operand, $opcode, $ofh, $lineno, $line) = @_;
|
||||
# Parse hex
|
||||
if ($operand =~ /^\$([0-9a-fA-F]*[0-9a-fA-F])([0-9A-Fa-f][0-9A-Fa-f]$)/) {
|
||||
if ($operand =~ /^\$([0-9a-fA-F]*[0-9a-fA-F])([0-9A-Fa-f][0-9A-Fa-f])$/) {
|
||||
#my $opval1 = hex(lc(substr($1, 0, 2)));
|
||||
#my $opval2 = hex(lc(substr($1, 2, 2)));
|
||||
#generate_24($ofh, $addr, $opcode, $opval2, $opval1, $lineno, $line);
|
||||
generate_24($ofh, $addr, $opcode, $2, $1, $lineno, $line);
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^%([01]{16})$/) {
|
||||
my $opval = unpack('C', pack("B16", $1));
|
||||
generate_24($ofh, $addr, $opcode, $opval, $lineno, $line);
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^(\d+)$/) {
|
||||
my $opval = sprintf("%04x", $1);
|
||||
|
|
@ -1255,13 +1316,13 @@ sub generate_Absolute {
|
|||
my $opval2 = hex(lc(substr($opval, 2, 2)));
|
||||
generate_24($ofh, $addr, $opcode, $opval2, $opval1, $lineno, $line);
|
||||
# Return symbol value
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)$/) {
|
||||
handle_16_bit_symbol($ofh, $lineno, $addr, $opcode, $operand, $line);
|
||||
# Allow arithmetic on symbol
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+]\s*(\d+)$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+]\s*(\d+)$/) {
|
||||
# Add
|
||||
handle_16_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[-]\s*(\d+)$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[-]\s*(\d+)$/) {
|
||||
# Subtract
|
||||
handle_16_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} else {
|
||||
|
|
@ -1276,14 +1337,17 @@ sub is_Indirect_Absolute {
|
|||
# Parse hex
|
||||
if ($operand =~ /^\(\$([0-9a-fA-F]+)\)$/) {
|
||||
return 2;
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^\(%([01]{16})\)$/) {
|
||||
return 2;
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^\((\d+)\)$/) {
|
||||
return 2;
|
||||
# Handle symbol
|
||||
} elsif ($operand =~ /^\([A-Za-z\.][A-Za-z0-9_\.]*\)$/) {
|
||||
} elsif ($operand =~ /^\([A-Za-z\.\?][A-Za-z0-9_\.\?]*\)$/) {
|
||||
return 2;
|
||||
# Allow symbol arithmetic
|
||||
} elsif ($operand =~ /^\([A-Za-z\.][A-Za-z0-9_\.]*\s*[+-]\s*\d+\)/) {
|
||||
} elsif ($operand =~ /^\([A-Za-z\.\?][A-Za-z0-9_\.\?]*\s*[+-]\s*\d+\)/) {
|
||||
return 2;
|
||||
}
|
||||
|
||||
|
|
@ -1297,6 +1361,10 @@ sub generate_Indirect_Absolute {
|
|||
#my $opval1 = hex(lc(substr($1, 0, 2)));
|
||||
#my $opval2 = hex(lc(substr($1, 2, 2)));
|
||||
generate_24($ofh, $addr, $opcode, $2, $1, $lineno, $line);
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^\(%([01]{16})\)$/) {
|
||||
my $opval = unpack('C', pack("B16", $1));
|
||||
generate_24($ofh, $addr, $opcode, $opval, $lineno, $line);
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^\((\d+)\)/) {
|
||||
my $opval = sprintf("%04x", $1);
|
||||
|
|
@ -1304,13 +1372,13 @@ sub generate_Indirect_Absolute {
|
|||
my $opval2 = hex(lc(substr($opval, 2, 2)));
|
||||
generate_24($ofh, $addr, $opcode, $opval2, $opval1, $lineno, $line);
|
||||
# Return symbol value
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\)/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\)/) {
|
||||
handle_16_bit_symbol($ofh, $lineno, $addr, $opcode, $1, $line);
|
||||
# Allow arithmetic on symbol
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+]\s*(\d+)\)/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+]\s*(\d+)\)/) {
|
||||
# Add
|
||||
handle_16_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[-]\s*(\d+)\)/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[-]\s*(\d+)\)/) {
|
||||
# Subtract
|
||||
handle_16_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} else {
|
||||
|
|
@ -1325,14 +1393,17 @@ sub is_Indirect_Absolute_X {
|
|||
# Parse hex
|
||||
if ($operand =~ /^\(\$([0-9a-fA-F]+),[Xx]\)$/) {
|
||||
return 2;
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^\(%([01]{16}),[Xx]\)$/) {
|
||||
return 2;
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^\((\d+),[Xx]\)$/) {
|
||||
return 2;
|
||||
# Handle symbol
|
||||
} elsif ($operand =~ /^\([A-Za-z\.][A-Za-z0-9_\.]*,[Xx]\)$/) {
|
||||
} elsif ($operand =~ /^\([A-Za-z\.\?][A-Za-z0-9_\.\?]*,[Xx]\)$/) {
|
||||
return 2;
|
||||
# Allow symbol arithmetic
|
||||
} elsif ($operand =~ /^\([A-Za-z\.][A-Za-z0-9_\.]*\s*[+-]\s*\d+,[Xx]\)/) {
|
||||
} elsif ($operand =~ /^\([A-Za-z\.\?][A-Za-z0-9_\.\?]*\s*[+-]\s*\d+,[Xx]\)/) {
|
||||
return 2;
|
||||
}
|
||||
|
||||
|
|
@ -1342,24 +1413,28 @@ sub is_Indirect_Absolute_X {
|
|||
sub generate_Indirect_Absolute_X {
|
||||
my ($addr, $operand, $opcode, $ofh, $lineno, $line) = @_;
|
||||
# Parse hex
|
||||
if ($operand =~ /^\(\$([0-9a-fA-F]*[0-9a-fA-F])([0-9A-Fa-f][0-9A-Fa-f])\),[Xx]/) {
|
||||
if ($operand =~ /^\(\$([0-9a-fA-F]*[0-9a-fA-F])([0-9A-Fa-f][0-9A-Fa-f]),[Xx]\)/) {
|
||||
#my $opval1 = hex(lc(substr($1, 0, 2)));
|
||||
#my $opval2 = hex(lc(substr($1, 2, 2)));
|
||||
generate_24($ofh, $addr, $opcode, $2, $1, $lineno, $line);
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^\(%([01]{16}),[Xx]\)$/) {
|
||||
my $opval = unpack('C', pack("B16", $1));
|
||||
generate_24($ofh, $addr, $opcode, $opval, $lineno, $line);
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^\((\d+)\),[Xx]/) {
|
||||
} elsif ($operand =~ /^\((\d+),[Xx]\)/) {
|
||||
my $opval = sprintf("%04x", $1);
|
||||
my $opval1 = hex(lc(substr($opval, 0, 2)));
|
||||
my $opval2 = hex(lc(substr($opval, 2, 2)));
|
||||
generate_24($ofh, $addr, $opcode, $opval2, $opval1, $lineno, $line);
|
||||
# Return symbol value
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\),[Xx]$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*),[Xx]\)$/) {
|
||||
handle_16_bit_symbol($ofh, $lineno, $addr, $opcode, $1, $line);
|
||||
# Allow arithmetic on symbol
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+]\s*(\d+)\),[Xx]$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+]\s*(\d+),[Xx]\)$/) {
|
||||
# Add
|
||||
handle_16_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[-]\s*(\d+)\),[Xx]$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[-]\s*(\d+),[Xx]\)$/) {
|
||||
# Subtract
|
||||
handle_16_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} else {
|
||||
|
|
@ -1386,19 +1461,24 @@ sub generate_Indirect_Absolute_X {
|
|||
# STZ Abs,X 9E
|
||||
sub is_Absolute_X {
|
||||
my ($operand, $lineno) = @_;
|
||||
# Parse hex
|
||||
if ($operand =~ /^\$[0-9a-fA-F]*[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F],[Xx]$/) {
|
||||
return 2;
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^%([01]{16}),[Xx]$/) {
|
||||
return 2;
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^(\d{1,3}),[Xx]$/) {
|
||||
return 0 if $1 > 255;
|
||||
return 2;
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*),[Xx]$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*),[Xx]$/) {
|
||||
# Not Ansolute,X if the symbol is not 16 bits.
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
return 0 if $symval =~ /^\$[0-9a-fA-F][0-9a-fA-F]$/;
|
||||
}
|
||||
return 2;
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+-]\s*(\d+),[Xx]$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+-]\s*(\d+),[Xx]$/) {
|
||||
# Not Ansolute,X if the symbol is not 16 bits.
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
|
|
@ -1417,6 +1497,10 @@ sub generate_Absolute_X {
|
|||
#my $opval1 = hex(lc(substr($1, 0, 2)));
|
||||
#my $opval2 = hex(lc(substr($1, 2, 2)));
|
||||
generate_24($ofh, $addr, $opcode, $2, $1, $lineno, $line);
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^%([01]{16}),[Xx]$/) {
|
||||
my $opval = unpack('C', pack("B16", $1));
|
||||
generate_24($ofh, $addr, $opcode, $opval, $lineno, $line);
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^(\d+),[Xx]/) {
|
||||
my $opval = sprintf("%04x", $1);
|
||||
|
|
@ -1424,13 +1508,13 @@ sub generate_Absolute_X {
|
|||
my $opval2 = hex(lc(substr($opval, 2, 2)));
|
||||
generate_24($ofh, $addr, $opcode, $opval2, $opval1, $lineno, $line);
|
||||
# Return symbol value
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*),[Xx]$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*),[Xx]$/) {
|
||||
handle_16_bit_symbol($ofh, $lineno, $addr, $opcode, $1, $line);
|
||||
# Allow arithmetic on symbol
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+]\s*(\d+),[Xx]$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+]\s*(\d+),[Xx]$/) {
|
||||
# Add
|
||||
handle_16_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[-]\s*(\d+),[Xx]$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[-]\s*(\d+),[Xx]$/) {
|
||||
# Subtract
|
||||
handle_16_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} else {
|
||||
|
|
@ -1451,18 +1535,23 @@ sub generate_Absolute_X {
|
|||
# STA Abs,Y 99
|
||||
sub is_Absolute_Y {
|
||||
my ($operand, $lineno) = @_;
|
||||
# Parse hex
|
||||
if ($operand =~ /^\$[0-9a-fA-F]*[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F],[Yy]$/) {
|
||||
return 2;
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^%([01]{16}),[Yy]$/) {
|
||||
return 2;
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^\d+,[Yy]$/) {
|
||||
return 2;
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*),[Yy]$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*),[Yy]$/) {
|
||||
# Not Ansolute,Y if the symbol is not 16 bits.
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
return 0 if $symval =~ /^\$[0-9a-fA-F][0-9a-fA-F]$/;
|
||||
}
|
||||
return 2;
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+-]\s*(\d+),[Yy]/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+-]\s*(\d+),[Yy]/) {
|
||||
# Not Ansolute,Y if the symbol is not 16 bits.
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
|
|
@ -1481,6 +1570,10 @@ sub generate_Absolute_Y {
|
|||
#my $opval1 = hex(lc(substr($1, 0, 2)));
|
||||
#my $opval2 = hex(lc(substr($1, 2, 2)));
|
||||
generate_24($ofh, $addr, $opcode, $2, $1, $lineno, $line);
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^%([01]{16}),[Yy]$/) {
|
||||
my $opval = unpack('C', pack("B16", $1));
|
||||
generate_24($ofh, $addr, $opcode, $opval, $lineno, $line);
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^(\d+),[Yy]/) {
|
||||
my $opval = sprintf("%04x", $1);
|
||||
|
|
@ -1488,13 +1581,13 @@ sub generate_Absolute_Y {
|
|||
my $opval2 = hex(lc(substr($opval, 2, 2)));
|
||||
generate_24($ofh, $addr, $opcode, $opval2, $opval1, $lineno, $line);
|
||||
# Return symbol value
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*),[Yy]$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*),[Yy]$/) {
|
||||
handle_16_bit_symbol($ofh, $lineno, $addr, $opcode, $1, $line);
|
||||
# Allow arithmetic on symbol
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+]\s*(\d+),[Yy]$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+]\s*(\d+),[Yy]$/) {
|
||||
# Add
|
||||
handle_16_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*[-]\s*(\d+),[Yy]$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[-]\s*(\d+),[Yy]$/) {
|
||||
# Subtract
|
||||
handle_16_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} else {
|
||||
|
|
@ -1513,12 +1606,17 @@ sub generate_Absolute_Y {
|
|||
# STA (Zpg,X) 81
|
||||
sub is_Indirect_Zero_Page_X {
|
||||
my ($operand, $lineno) = @_;
|
||||
# Parse hex
|
||||
if ($operand =~ /^\(\$[0-9a-fA-F][0-9a-fA-F],[Xx]\)$/) {
|
||||
return 2;
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^\(%([01]{8}),[Xx]\)$/) {
|
||||
return 2;
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^\((\d+),[Xx]\)$/) {
|
||||
return 0 if $1 > 255;
|
||||
return 2;
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*),[Xx]\)$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*),[Xx]\)$/) {
|
||||
# Not Indirect Zero Page,X if the symbol is not 8 bits.
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
|
|
@ -1529,7 +1627,7 @@ sub is_Indirect_Zero_Page_X {
|
|||
}
|
||||
}
|
||||
return 2;
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+-]\s*(\d+),[Xx]\)/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+-]\s*(\d+),[Xx]\)/) {
|
||||
# Not Indirect Zero Page,X if the symbol is not 8 bits.
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
|
|
@ -1551,19 +1649,23 @@ sub generate_Indirect_Zero_Page_X {
|
|||
if ($operand =~ /^\(\$([0-9a-fA-f][0-9a-fA-f]),[Xx]\)$/) {
|
||||
my $opval = hex(lc($1));
|
||||
generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^\(%([01]{8}),[Xx]\)$/) {
|
||||
my $opval = unpack('C', pack("B8", $1));
|
||||
generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^\((\d+)\),[Xx]/) {
|
||||
generate_16($ofh, $addr, $opcode, $1, $lineno, $line);
|
||||
# Return symbol value
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*),[Xx]\)$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*),[Xx]\)$/) {
|
||||
handle_8_bit_symbol($ofh, $lineno, $addr, $opcode, $1, $line);
|
||||
# Allow arithmetic on symbol
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+]\s*(\d+),[Xx]\)$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+]\s*(\d+),[Xx]\)$/) {
|
||||
# Add
|
||||
handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[-]\s*(\d+),[Xx]\)$/) {
|
||||
handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, undef, $1, $2, $line);
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[-]\s*(\d+),[Xx]\)$/) {
|
||||
# Subtract
|
||||
handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, undef, $1, $2, $line);
|
||||
} else {
|
||||
print ">>>> $lineno - Indirect_Zero_Page_X Bad Operand : '$operand'\n";
|
||||
}
|
||||
|
|
@ -1580,12 +1682,17 @@ sub generate_Indirect_Zero_Page_X {
|
|||
# STA (Zpg),Y 91
|
||||
sub is_Indirect_Zero_Page_Y {
|
||||
my ($operand, $lineno) = @_;
|
||||
# Parse hex
|
||||
if ($operand =~ /^\(\$([0-9a-fA-F][0-9a-fA-F])\),[Yy]$/) {
|
||||
return 2;
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^\(%([01]{8})\),[Yy]$/) {
|
||||
return 2;
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^\((\d+)\),[Yy]/) {
|
||||
return 0 if $1 > 255;
|
||||
return 2;
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\),[Yy]$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\),[Yy]$/) {
|
||||
# Not Indirect Zero Page,Y if the symbol is not 8 bits.
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
|
|
@ -1596,7 +1703,7 @@ sub is_Indirect_Zero_Page_Y {
|
|||
}
|
||||
}
|
||||
return 2;
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+-]\s*(\d+)\),[Yy]/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+-]\s*(\d+)\),[Yy]/) {
|
||||
# Not Indirect Zero Page,Y if the symbol is not 8 bits.
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
|
|
@ -1618,19 +1725,23 @@ sub generate_Indirect_Zero_Page_Y {
|
|||
if ($operand =~ /^\(\$([0-9a-fA-F][0-9a-fA-F])\),[Yy]$/) {
|
||||
my $opval = hex(lc($1));
|
||||
generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^\(%([01]{8})\),[Yy]$/) {
|
||||
my $opval = unpack('C', pack("B8", $1));
|
||||
generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^\((\d+)\),[Yy]$/) {
|
||||
generate_16($ofh, $addr, $opcode, $1, $lineno, $line);
|
||||
# Return symbol value
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\),[Yy]$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\),[Yy]$/) {
|
||||
handle_8_bit_symbol($ofh, $lineno, $addr, $opcode, $1, $line);
|
||||
# Allow arithmetic on symbol
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+]\s*(\d+)\),[Yy]$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+]\s*(\d+)\),[Yy]$/) {
|
||||
# Add
|
||||
handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[-]\s*(\d+)\),[Yy]$/) {
|
||||
handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, undef, $1, $2, $line);
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[-]\s*(\d+)\),[Yy]$/) {
|
||||
# Subtract
|
||||
handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, undef, $1, $2, $line);
|
||||
} else {
|
||||
print ">>>> $lineno - Indirect_Zero_Page_Y Bad Operand : '$operand'\n";
|
||||
}
|
||||
|
|
@ -1647,12 +1758,17 @@ sub generate_Indirect_Zero_Page_Y {
|
|||
# STA (Zpg) 92
|
||||
sub is_Indirect_Zero_Page {
|
||||
my ($operand, $lineno) = @_;
|
||||
# Parse hex
|
||||
if ($operand =~ /^\(\$[0-9a-fA-F][0-9a-fA-F]\)$/) {
|
||||
return 2;
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^\(%([01]{8})\)$/) {
|
||||
return 2;
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^\((\d+)\)$/) {
|
||||
return 0 if $1 > 255;
|
||||
return 2;
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\)$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\)$/) {
|
||||
# Not Indirect Zero Page if the symbol is not 8 bits.
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
|
|
@ -1663,7 +1779,7 @@ sub is_Indirect_Zero_Page {
|
|||
}
|
||||
}
|
||||
return 2;
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+-]\s*(\d+)\)$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+-]\s*(\d+)\)$/) {
|
||||
# Not Indirect Zero Page if the symbol is not 8 bits.
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
|
|
@ -1685,19 +1801,23 @@ sub generate_Indirect_Zero_Page {
|
|||
if ($operand =~ /^\(\$([0-9a-fA-F][0-9a-fA-F])\)$/) {
|
||||
my $opval = hex(lc($1));
|
||||
generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
|
||||
# Parse binary
|
||||
} elsif ($operand =~ /^\(%([01]{8})\)$/) {
|
||||
my $opval = unpack('C', pack("B8", $1));
|
||||
generate_16($ofh, $addr, $opcode, $opval, $lineno, $line);
|
||||
# Parse decimal
|
||||
} elsif ($operand =~ /^\((\d+)\)/) {
|
||||
generate_16($ofh, $addr, $opcode, $1, $lineno, $line);
|
||||
# Return symbol value
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\)$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\)$/) {
|
||||
handle_8_bit_symbol($ofh, $lineno, $addr, $opcode, $1, $line);
|
||||
# Allow arithmetic on symbol
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[+]\s*(\d+)\)$/) {
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[+]\s*(\d+)\)$/) {
|
||||
# Add
|
||||
handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.][A-Za-z0-9_\.]*)\s*[-]\s*(\d+)\)$/) {
|
||||
handle_8_bit_symbol_add($ofh, $lineno, $addr, $opcode, undef, $1, $2, $line);
|
||||
} elsif ($operand =~ /^\(([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*[-]\s*(\d+)\)$/) {
|
||||
# Subtract
|
||||
handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, $1, $2, $line);
|
||||
handle_8_bit_symbol_sub($ofh, $lineno, $addr, $opcode, undef, $1, $2, $line);
|
||||
} else {
|
||||
print ">>>> $lineno - Indirect_Zero_Page Bad Operand '$operand'\n";
|
||||
}
|
||||
|
|
@ -1774,7 +1894,7 @@ sub generate_Relative {
|
|||
generate_16($ofh, $addr, $opcode, $rel, $lineno, $line);
|
||||
}
|
||||
# Handle symbols
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)$/) {
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
my $opval = lc($symval);
|
||||
|
|
@ -1801,7 +1921,7 @@ sub generate_Relative {
|
|||
print "**** $lineno - Unknown symbol '$1' in '$line'\n";
|
||||
}
|
||||
# Handle symbol arithmetic
|
||||
} elsif ($operand =~ /^([A-Za-z\.][A-Za-z0-9_\.]*)\s*([+-])\s*(\d+)$/) {
|
||||
} elsif ($operand =~ /^([A-Za-z\.\?][A-Za-z0-9_\.\?]*)\s*([+-])\s*(\d+)$/) {
|
||||
my $symval = $symbols{$1};
|
||||
if (defined $symval) {
|
||||
my $opval = lc($symval);
|
||||
|
|
@ -2079,6 +2199,13 @@ if (open($ifh, "<$input_file")) {
|
|||
if ($operand =~ /([0-9a-fA-F]+)/) {
|
||||
$addr += (length($1) / 2);
|
||||
}
|
||||
} elsif ($ucmnemonic =~ /DFB/i) {
|
||||
if ($operand =~ /^%([01]{8})/) {
|
||||
$addr++;
|
||||
} elsif ($operand =~ /[0-9a-fA-F][0-9a-fA-F],*/) {
|
||||
my @bytes = split(',', $operand);
|
||||
$addr += scalar(@bytes);
|
||||
}
|
||||
} elsif ($ucmnemonic =~ /ASC/i) {
|
||||
if ($label ne '') {
|
||||
my $symbol = $label;
|
||||
|
|
@ -2196,6 +2323,22 @@ if (open($ifh, "<$input_file")) {
|
|||
$tmpline = '';
|
||||
$addr++;
|
||||
}
|
||||
} elsif ($ucmnemonic =~ /DFB/i) {
|
||||
if ($operand =~ /^%([01]{8})/) {
|
||||
my $byte = unpack('C', pack("B8", $1));
|
||||
generate_8($ofh, $addr, $byte, $lineno, $line);
|
||||
$addr++;
|
||||
} elsif ($operand =~ /[0-9a-fA-F][0-9a-fA-F],*/) {
|
||||
my @bytes = split(',', $operand);
|
||||
my $tmpline = $line;
|
||||
foreach my $byte (@bytes) {
|
||||
generate_8($ofh, $addr, hex(lc($byte)), $lineno, $tmpline);
|
||||
$tmpline = '';
|
||||
$addr++;
|
||||
}
|
||||
} else {
|
||||
print "$line - Bad byte definition '$operand'\n";
|
||||
}
|
||||
} elsif ($ucmnemonic eq 'CHK') {
|
||||
generate_8($ofh, $addr, $checksum, $lineno, $line);
|
||||
} else {
|
||||
|
|
|
|||
Loading…
Reference in New Issue