On 2017-10-16 22:38:18 +0300, Martin Storsjö wrote:
> Also convert the register from wX into xX, since armasm fails to
> assemble it when referring to the register as wX.
> ---
> gas-preprocessor.pl | 11 +++++++++--
> 1 file changed, 9 insertions(+), 2 deletions(-)
>
> diff --git a/gas-preprocessor.pl b/gas-preprocessor.pl
> index b650c39..d9eaf1d 100755
> --- a/gas-preprocessor.pl
> +++ b/gas-preprocessor.pl
> @@ -891,16 +891,23 @@ sub handle_serialized_line {
> ($arch eq "aarch64" and !is_aarch64_register($target)))
> {
> $call_targets{$target}++;
> }
> - } elsif ($line =~
> /(?:^|\n)\s*(\w+\s*:\s*)?(cbn?z|adr)\s+(\w+)\s*,\s*(\w+)/) {
> + } elsif ($line =~
> /(?:^|\n)\s*(\w+\s*:\s*)?(cbn?z|adr|tbz)\s+(\w+)\s*,(\s*#\d+\s*,)?\s*(\w+)/) {
> my $instr = $2;
> my $reg = $3;
> - my $target = $4;
> + my $bit = $4;
> + my $target = $5;
> if ($target =~ /^(\d+)([bf])$/) {
> # The target is a local label
> $line = handle_local_label($line, $1, $2);
> } else {
> $call_targets{$target}++;
> }
> + # Convert tbz with a wX register into an xX register.
> + if ($instr eq "tbz" and $reg =~ /w\d+/) {
> + my $xreg = $reg;
> + $xreg =~ s/w/x/;
> + $line =~ s/\b$reg\b/$xreg/;
> + }
> } elsif ($line =~ /^\s*.h?word.*\b\d+[bf]\b/) {
> while ($line =~ /\b(\d+)([bf])\b/g) {
> $line = handle_local_label($line, $1, $2);
please mention that this is an armasm bug, the fixup is ok though
Janne
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