diff options
Diffstat (limited to 'openssl-1.1.0h/crypto/armv4cpuid.pl')
| -rw-r--r-- | openssl-1.1.0h/crypto/armv4cpuid.pl | 296 |
1 files changed, 296 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/armv4cpuid.pl b/openssl-1.1.0h/crypto/armv4cpuid.pl new file mode 100644 index 0000000..f7d31a6 --- /dev/null +++ b/openssl-1.1.0h/crypto/armv4cpuid.pl @@ -0,0 +1,296 @@ +#! /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 +#if defined(__thumb2__) && !defined(__APPLE__) +.syntax unified +.thumb +#else +.code 32 +#undef __thumb2__ +#endif + +.align 5 +.global OPENSSL_atomic_add +.type OPENSSL_atomic_add,%function +OPENSSL_atomic_add: +#if __ARM_ARCH__>=6 +.Ladd: ldrex r2,[r0] + add r3,r2,r1 + strex r2,r3,[r0] + cmp r2,#0 + bne .Ladd + mov r0,r3 + bx lr +#else + stmdb sp!,{r4-r6,lr} + ldr r2,.Lspinlock + adr r3,.Lspinlock + mov r4,r0 + mov r5,r1 + add r6,r3,r2 @ &spinlock + b .+8 +.Lspin: bl sched_yield + mov r0,#-1 + swp r0,r0,[r6] + cmp r0,#0 + bne .Lspin + + ldr r2,[r4] + add r2,r2,r5 + str r2,[r4] + str r0,[r6] @ release spinlock + ldmia sp!,{r4-r6,lr} + tst lr,#1 + moveq pc,lr + .word 0xe12fff1e @ bx lr +#endif +.size OPENSSL_atomic_add,.-OPENSSL_atomic_add + +.global OPENSSL_cleanse +.type OPENSSL_cleanse,%function +OPENSSL_cleanse: + eor ip,ip,ip + cmp r1,#7 +#ifdef __thumb2__ + itt hs +#endif + subhs r1,r1,#4 + bhs .Lot + cmp r1,#0 + beq .Lcleanse_done +.Little: + strb ip,[r0],#1 + subs r1,r1,#1 + bhi .Little + b .Lcleanse_done + +.Lot: tst r0,#3 + beq .Laligned + strb ip,[r0],#1 + sub r1,r1,#1 + b .Lot +.Laligned: + str ip,[r0],#4 + subs r1,r1,#4 + bhs .Laligned + adds r1,r1,#4 + bne .Little +.Lcleanse_done: +#if __ARM_ARCH__>=5 + bx lr +#else + tst lr,#1 + moveq pc,lr + .word 0xe12fff1e @ bx lr +#endif +.size OPENSSL_cleanse,.-OPENSSL_cleanse + +.global CRYPTO_memcmp +.type CRYPTO_memcmp,%function +.align 4 +CRYPTO_memcmp: + eor ip,ip,ip + cmp r2,#0 + beq .Lno_data + stmdb sp!,{r4,r5} + +.Loop_cmp: + ldrb r4,[r0],#1 + ldrb r5,[r1],#1 + eor r4,r4,r5 + orr ip,ip,r4 + subs r2,r2,#1 + bne .Loop_cmp + + ldmia sp!,{r4,r5} +.Lno_data: + neg r0,ip + mov r0,r0,lsr#31 +#if __ARM_ARCH__>=5 + bx lr +#else + tst lr,#1 + moveq pc,lr + .word 0xe12fff1e @ bx lr +#endif +.size CRYPTO_memcmp,.-CRYPTO_memcmp + +#if __ARM_MAX_ARCH__>=7 +.arch armv7-a +.fpu neon + +.align 5 +.global _armv7_neon_probe +.type _armv7_neon_probe,%function +_armv7_neon_probe: + vorr q0,q0,q0 + bx lr +.size _armv7_neon_probe,.-_armv7_neon_probe + +.global _armv7_tick +.type _armv7_tick,%function +_armv7_tick: +#ifdef __APPLE__ + mrrc p15,0,r0,r1,c14 @ CNTPCT +#else + mrrc p15,1,r0,r1,c14 @ CNTVCT +#endif + bx lr +.size _armv7_tick,.-_armv7_tick + +.global _armv8_aes_probe +.type _armv8_aes_probe,%function +_armv8_aes_probe: +#if defined(__thumb2__) && !defined(__APPLE__) + .byte 0xb0,0xff,0x00,0x03 @ aese.8 q0,q0 +#else + .byte 0x00,0x03,0xb0,0xf3 @ aese.8 q0,q0 +#endif + bx lr +.size _armv8_aes_probe,.-_armv8_aes_probe + +.global _armv8_sha1_probe +.type _armv8_sha1_probe,%function +_armv8_sha1_probe: +#if defined(__thumb2__) && !defined(__APPLE__) + .byte 0x00,0xef,0x40,0x0c @ sha1c.32 q0,q0,q0 +#else + .byte 0x40,0x0c,0x00,0xf2 @ sha1c.32 q0,q0,q0 +#endif + bx lr +.size _armv8_sha1_probe,.-_armv8_sha1_probe + +.global _armv8_sha256_probe +.type _armv8_sha256_probe,%function +_armv8_sha256_probe: +#if defined(__thumb2__) && !defined(__APPLE__) + .byte 0x00,0xff,0x40,0x0c @ sha256h.32 q0,q0,q0 +#else + .byte 0x40,0x0c,0x00,0xf3 @ sha256h.32 q0,q0,q0 +#endif + bx lr +.size _armv8_sha256_probe,.-_armv8_sha256_probe +.global _armv8_pmull_probe +.type _armv8_pmull_probe,%function +_armv8_pmull_probe: +#if defined(__thumb2__) && !defined(__APPLE__) + .byte 0xa0,0xef,0x00,0x0e @ vmull.p64 q0,d0,d0 +#else + .byte 0x00,0x0e,0xa0,0xf2 @ vmull.p64 q0,d0,d0 +#endif + bx lr +.size _armv8_pmull_probe,.-_armv8_pmull_probe +#endif + +.global OPENSSL_wipe_cpu +.type OPENSSL_wipe_cpu,%function +OPENSSL_wipe_cpu: +#if __ARM_MAX_ARCH__>=7 + ldr r0,.LOPENSSL_armcap + adr r1,.LOPENSSL_armcap + ldr r0,[r1,r0] +#ifdef __APPLE__ + ldr r0,[r0] +#endif +#endif + eor r2,r2,r2 + eor r3,r3,r3 + eor ip,ip,ip +#if __ARM_MAX_ARCH__>=7 + tst r0,#1 + beq .Lwipe_done + veor q0, q0, q0 + veor q1, q1, q1 + veor q2, q2, q2 + veor q3, q3, q3 + veor q8, q8, q8 + veor q9, q9, q9 + veor q10, q10, q10 + veor q11, q11, q11 + veor q12, q12, q12 + veor q13, q13, q13 + veor q14, q14, q14 + veor q15, q15, q15 +.Lwipe_done: +#endif + mov r0,sp +#if __ARM_ARCH__>=5 + bx lr +#else + tst lr,#1 + moveq pc,lr + .word 0xe12fff1e @ bx lr +#endif +.size OPENSSL_wipe_cpu,.-OPENSSL_wipe_cpu + +.global OPENSSL_instrument_bus +.type OPENSSL_instrument_bus,%function +OPENSSL_instrument_bus: + eor r0,r0,r0 +#if __ARM_ARCH__>=5 + bx lr +#else + tst lr,#1 + moveq pc,lr + .word 0xe12fff1e @ bx lr +#endif +.size OPENSSL_instrument_bus,.-OPENSSL_instrument_bus + +.global OPENSSL_instrument_bus2 +.type OPENSSL_instrument_bus2,%function +OPENSSL_instrument_bus2: + eor r0,r0,r0 +#if __ARM_ARCH__>=5 + bx lr +#else + tst lr,#1 + moveq pc,lr + .word 0xe12fff1e @ bx lr +#endif +.size OPENSSL_instrument_bus2,.-OPENSSL_instrument_bus2 + +.align 5 +#if __ARM_MAX_ARCH__>=7 +.LOPENSSL_armcap: +.word OPENSSL_armcap_P-. +#endif +#if __ARM_ARCH__>=6 +.align 5 +#else +.Lspinlock: +.word atomic_add_spinlock-.Lspinlock +.align 5 + +.data +.align 2 +atomic_add_spinlock: +.word 0 +#endif + +.comm OPENSSL_armcap_P,4,4 +.hidden OPENSSL_armcap_P +___ + +print $code; +close STDOUT; |