x86_64 assembly pack: allow clang to compile AVX code.

crypto/aes/asm/aesni-mb-x86_64.pl

@@ -63,6 +63,10 @@ if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
 	$avx = ($1>=10) + ($1>=11);
 }
 
+if (!$avx && `$ENV{CC} -v` =~ /LLVM ([3-9]\.[0-9]+)/) {
+	$avx = ($1>=3.0) + ($1>=3.1);
+}
+
 open OUT,"| \"$^X\" $xlate $flavour $output";
 *STDOUT=*OUT;
 

crypto/aes/asm/aesni-sha1-x86_64.pl

@@ -94,6 +94,7 @@ $avx=1 if (!$avx && $win64 && ($flavour =~ /nasm/ || $ENV{ASM} =~ /nasm/) &&
 $avx=1 if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
 	   `ml64 2>&1` =~ /Version ([0-9]+)\./ &&
 	   $1>=10);
+$avx=1 if (!$avx && `$ENV{CC} -v` =~ /LLVM ([3-9]\.[0-9]+)/ && $1>=3.0);
 
 $shaext=1;	### set to zero if compiling for 1.0.1
 

crypto/aes/asm/aesni-sha256-x86_64.pl

@@ -59,6 +59,10 @@ if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
 	$avx = ($1>=10) + ($1>=11);
 }
 
+if (!$avx && `$ENV{CC} -v` =~ /LLVM ([3-9]\.[0-9]+)/) {
+	$avx = ($1>=3.0) + ($1>=3.1);
+}
+
 $shaext=$avx;	### set to zero if compiling for 1.0.1
 $avx=1		if (!$shaext && $avx);
 

crypto/bn/asm/rsaz-avx2.pl

@@ -90,6 +90,10 @@ if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
 	$avx = ($1>=10) + ($1>=11);
 }
 
+if (!$avx && `$ENV{CC} -v` =~ /LLVM ([3-9]\.[0-9]+)/) {
+	$avx = ($1>=3.0) + ($1>=3.1);
+}
+
 open OUT,"| $^X $xlate $flavour $output";
 *STDOUT = *OUT;
 

crypto/modes/asm/aesni-gcm-x86_64.pl

@@ -53,6 +53,10 @@ if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
 	$avx = ($1>=10) + ($1>=11);
 }
 
+if (!$avx && `$ENV{CC} -v` =~ /LLVM ([3-9]\.[0-9]+)/) {
+	$avx = ($1>=3.0) + ($1>=3.1);
+}
+
 open OUT,"| \"$^X\" $xlate $flavour $output";
 *STDOUT=*OUT;
 

crypto/modes/asm/ghash-x86_64.pl

@@ -102,6 +102,10 @@ if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
 	$avx = ($1>=10) + ($1>=11);
 }
 
+if (!$avx && `$ENV{CC} -v` =~ /LLVM ([3-9]\.[0-9]+)/) {
+	$avx = ($1>=3.0) + ($1>=3.1);
+}
+
 open OUT,"| \"$^X\" $xlate $flavour $output";
 *STDOUT=*OUT;
 

crypto/sha/asm/sha1-586.pl

@@ -128,6 +128,9 @@ $ymm=1 if ($xmm && !$ymm && $ARGV[0] eq "win32" &&
 		`ml 2>&1` =~ /Version ([0-9]+)\./ &&
 		$1>=10);	# first version supporting AVX
 
+$ymm=1 if ($xmm && !$ymm && `$ENV{CC} -v` =~ /LLVM ([3-9]\.[0-9]+)/ &&
+		$1>=3.0);	# first version supporting AVX
+
 $shaext=$xmm;	### set to zero if compiling for 1.0.1
 
 &external_label("OPENSSL_ia32cap_P") if ($xmm);

crypto/sha/asm/sha1-mb-x86_64.pl

@@ -58,6 +58,10 @@ if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
 	$avx = ($1>=10) + ($1>=11);
 }
 
+if (!$avx && `$ENV{CC} -v` =~ /LLVM ([3-9]\.[0-9]+)/) {
+	$avx = ($1>=3.0) + ($1>=3.1);
+}
+
 open OUT,"| \"$^X\" $xlate $flavour $output";
 *STDOUT=*OUT;
 

crypto/sha/asm/sha1-x86_64.pl

@@ -107,6 +107,10 @@ if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
 	$avx = ($1>=10) + ($1>=11);
 }
 
+if (!$avx && `$ENV{CC} -v` =~ /LLVM ([2-9]\.[0-9]+)/) {
+	$avx = ($1>=3.0) + ($1>=3.1);
+}
+
 $shaext=1;	### set to zero if compiling for 1.0.1
 $avx=1		if (!$shaext && $avx);
 

crypto/sha/asm/sha256-586.pl

@@ -82,6 +82,10 @@ if ($xmm && !$avx && $ARGV[0] eq "win32" &&
 	$avx = ($1>=10) + ($1>=11);
 }
 
+if ($xmm && !$avx && `$ENV{CC} -v` =~ /LLVM ([3-9]\.[0-9]+)/) {
+	$avx = ($1>=3.0) + ($1>=3.1);
+}
+
 $shaext=$xmm;	### set to zero if compiling for 1.0.1
 
 $unroll_after = 64*4;	# If pre-evicted from L1P cache first spin of

crypto/sha/asm/sha256-mb-x86_64.pl

@@ -59,6 +59,10 @@ if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
 	$avx = ($1>=10) + ($1>=11);
 }
 
+if (!$avx && `$ENV{CC} -v` =~ /LLVM ([3-9]\.[0-9]+)/) {
+	$avx = ($1>=3.0) + ($1>=3.1);
+}
+
 open OUT,"| \"$^X\" $xlate $flavour $output";
 *STDOUT=*OUT;
 

crypto/sha/asm/sha512-x86_64.pl

@@ -123,6 +123,10 @@ if (!$avx && $win64 && ($flavour =~ /masm/ || $ENV{ASM} =~ /ml64/) &&
 	$avx = ($1>=10) + ($1>=11);
 }
 
+if (!$avx && `$ENV{CC} -v` =~ /LLVM ([3-9]\.[0-9]+)/) {
+	$avx = ($1>=3.0) + ($1>=3.1);
+}
+
 $shaext=1;	### set to zero if compiling for 1.0.1
 $avx=1		if (!$shaext && $avx);