Fix aesv8 arm assembler code not working on 32 bit Android

OpenSSL uses 'void' as perlasm for the 32 bit armeabi-arm target, which
most notably lacks a 32 or 64 in its name. So while most code that is
targeted for 32 uses !~ /64/ there is one instance that uses ~= /32/,
introduced by commit 8e69c18 between 3.4.0 and 3.5.0. This leaves out
that line on 32 bit android causing a segfault.

This fixes the compilation issue by replacing the ~= /32/ with !~ /64/
compilation taget (see 15-android.conf)

Signed-off-by: Arne Schwabe <arne@rfc2549.org>
Reviewed-by: Tom Cosgrove <tom.cosgrove@arm.com>
Reviewed-by: Tomas Mraz <tomas@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/27510)

(cherry picked from commit 77624f0c5bc7db67acb3134b28bc330533425ab6)

diff --git a/crypto/aes/asm/aesv8-armx.pl b/crypto/aes/asm/aesv8-armx.pl
index 4f503a31ca6726621197ea1d8fe4a7ec9f93a42a..af501f8ff573bed60ddde70a6e99851ec9a74d34 100755 (executable)
--- a/crypto/aes/asm/aesv8-armx.pl
+++ b/crypto/aes/asm/aesv8-armx.pl
@@ -152,7 +152,7 @@ $code.=<<___        if ($flavour =~ /64/);
        adrp    $ptr,.Lrcon
        add     $ptr,$ptr,:lo12:.Lrcon
 ___
-$code.=<<___   if ($flavour =~ /32/);
+$code.=<<___   if ($flavour !~ /64/);
        adr     $ptr,.Lrcon
 ___
 $code.=<<___;