Clang from Xcode5 supports bsl/saddl2? only in an unofficial assembler
syntax. To avoid breakage with later versions or different assembler
gas-preprocessor.pl checkss for the enviroment variable GASPP_FIX_XCODE5
before changing these instructions to the non-standard syntax.
---
gas-preprocessor.pl | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/gas-preprocessor.pl b/gas-preprocessor.pl
index cdce3fa..5e68b30 100755
--- a/gas-preprocessor.pl
+++ b/gas-preprocessor.pl
@@ -633,6 +633,16 @@ sub handle_serialized_line {
if ($line =~
/^\s*uxtl(2)?\s+(v[0-3]?\d\.[248][hsdHSD])\s*,\s*(v[0-3]?\d\.(?:4|8|16)[bhsBHS])\b\s*$/)
{
$line = " ushll$1 $2, $3, #0\n";
}
+ if ($ENV{GASPP_FIX_XCODE5}) {
+ if ($line =~ /^\s*bsl\b/) {
+ $line =~ s/\b(bsl)(\s+v\d+\.(\w+))\b/$1.$3$2/;
+ $line =~ s/\b(v\d+)\.$3\b/$1/g;
+ }
+ if ($line =~ /^\s*saddl2?\b/) {
+ $line =~ s/\b(saddl2?)(\s+v\d+\.(\w+))\b/$1.$3$2/;
+ $line =~ s/\b(v[0-3]?\d)\.\w+\b/$1/g;
+ }
+ }
}
print ASMFILE $line;
--
1.8.5.2
_______________________________________________
libav-devel mailing list
[email protected]
https://lists.libav.org/mailman/listinfo/libav-devel
