Module: gas-preprocessor
Branch: master
Commit: f8a2d8c155bda8d925a7ee2ed8315c553a2b865f
Author: Martin Storsjo <mar...@martin.st>
Committer: Martin Storsjo <mar...@martin.st>
Date: Thu Mar 8 14:24:18 2018 +0200
Convert {v0.8b-v3.8b} into {v0.8b,v1.8b,v2.8b,v3.8b} for armasm64
---
gas-preprocessor.pl | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/gas-preprocessor.pl b/gas-preprocessor.pl
index 1d3e9c3..c56301c 100755
--- a/gas-preprocessor.pl
+++ b/gas-preprocessor.pl
@@ -1052,6 +1052,24 @@ sub handle_serialized_line {
$line =~ s/#$scale/#$inverted_scale/;
}
}
+
+ # Convert "ld1 {v0.4h-v3.4h}" into "ld1 {v0.4h,v1.4h,v2.4h,v3.4h}"
+ if ($line =~
/(?:ld|st)\d\s+({\s*v(\d+)\.(\d[bhsdBHSD])\s*-\s*v(\d+)\.(\d[bhsdBHSD])\s*})/) {
+ my $regspec = $1;
+ my $reg1 = $2;
+ my $layout1 = $3;
+ my $reg2 = $4;
+ my $layout2 = $5;
+ if ($layout1 eq $layout2) {
+ my $new_regspec = "{";
+ foreach my $i ($reg1 .. $reg2) {
+ $new_regspec .= "," if ($i > $reg1);
+ $new_regspec .= "v$i.$layout1";
+ }
+ $new_regspec .= "}";
+ $line =~ s/$regspec/$new_regspec/;
+ }
+ }
}
# armasm is unable to parse &0x - add spacing
$line =~ s/&0x/& 0x/g;
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