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Diffstat (limited to 'openssl-1.1.0h/crypto/arm64cpuid.pl')
-rwxr-xr-xopenssl-1.1.0h/crypto/arm64cpuid.pl126
1 files changed, 126 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/arm64cpuid.pl b/openssl-1.1.0h/crypto/arm64cpuid.pl
new file mode 100755
index 0000000..caa3387
--- /dev/null
+++ b/openssl-1.1.0h/crypto/arm64cpuid.pl
@@ -0,0 +1,126 @@
+#! /usr/bin/env perl
+# Copyright 2015-2016 The OpenSSL Project Authors. All Rights Reserved.
+#
+# Licensed under the OpenSSL license (the "License"). You may not use
+# this file except in compliance with the License. You can obtain a copy
+# in the file LICENSE in the source distribution or at
+# https://www.openssl.org/source/license.html
+
+
+$flavour = shift;
+$output = shift;
+
+$0 =~ m/(.*[\/\\])[^\/\\]+$/; $dir=$1;
+( $xlate="${dir}arm-xlate.pl" and -f $xlate ) or
+( $xlate="${dir}perlasm/arm-xlate.pl" and -f $xlate) or
+die "can't locate arm-xlate.pl";
+
+open OUT,"| \"$^X\" $xlate $flavour $output";
+*STDOUT=*OUT;
+
+$code.=<<___;
+#include "arm_arch.h"
+
+.text
+.arch armv8-a+crypto
+
+.align 5
+.globl _armv7_neon_probe
+.type _armv7_neon_probe,%function
+_armv7_neon_probe:
+ orr v15.16b, v15.16b, v15.16b
+ ret
+.size _armv7_neon_probe,.-_armv7_neon_probe
+
+.globl _armv7_tick
+.type _armv7_tick,%function
+_armv7_tick:
+#ifdef __APPLE__
+ mrs x0, CNTPCT_EL0
+#else
+ mrs x0, CNTVCT_EL0
+#endif
+ ret
+.size _armv7_tick,.-_armv7_tick
+
+.globl _armv8_aes_probe
+.type _armv8_aes_probe,%function
+_armv8_aes_probe:
+ aese v0.16b, v0.16b
+ ret
+.size _armv8_aes_probe,.-_armv8_aes_probe
+
+.globl _armv8_sha1_probe
+.type _armv8_sha1_probe,%function
+_armv8_sha1_probe:
+ sha1h s0, s0
+ ret
+.size _armv8_sha1_probe,.-_armv8_sha1_probe
+
+.globl _armv8_sha256_probe
+.type _armv8_sha256_probe,%function
+_armv8_sha256_probe:
+ sha256su0 v0.4s, v0.4s
+ ret
+.size _armv8_sha256_probe,.-_armv8_sha256_probe
+.globl _armv8_pmull_probe
+.type _armv8_pmull_probe,%function
+_armv8_pmull_probe:
+ pmull v0.1q, v0.1d, v0.1d
+ ret
+.size _armv8_pmull_probe,.-_armv8_pmull_probe
+
+.globl OPENSSL_cleanse
+.type OPENSSL_cleanse,%function
+.align 5
+OPENSSL_cleanse:
+ cbz x1,.Lret // len==0?
+ cmp x1,#15
+ b.hi .Lot // len>15
+ nop
+.Little:
+ strb wzr,[x0],#1 // store byte-by-byte
+ subs x1,x1,#1
+ b.ne .Little
+.Lret: ret
+
+.align 4
+.Lot: tst x0,#7
+ b.eq .Laligned // inp is aligned
+ strb wzr,[x0],#1 // store byte-by-byte
+ sub x1,x1,#1
+ b .Lot
+
+.align 4
+.Laligned:
+ str xzr,[x0],#8 // store word-by-word
+ sub x1,x1,#8
+ tst x1,#-8
+ b.ne .Laligned // len>=8
+ cbnz x1,.Little // len!=0?
+ ret
+.size OPENSSL_cleanse,.-OPENSSL_cleanse
+
+.globl CRYPTO_memcmp
+.type CRYPTO_memcmp,%function
+.align 4
+CRYPTO_memcmp:
+ eor w3,w3,w3
+ cbz x2,.Lno_data // len==0?
+.Loop_cmp:
+ ldrb w4,[x0],#1
+ ldrb w5,[x1],#1
+ eor w4,w4,w5
+ orr w3,w3,w4
+ subs x2,x2,#1
+ b.ne .Loop_cmp
+
+.Lno_data:
+ neg w0,w3
+ lsr w0,w0,#31
+ ret
+.size CRYPTO_memcmp,.-CRYPTO_memcmp
+___
+
+print $code;
+close STDOUT;