Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/crypto/openssl/arm/armv4cpuid.S
Version:
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1 /* $FreeBSD$ */ 2 /* Do not modify. This file is auto-generated from armv4cpuid.pl. */ 3 #include "arm_arch.h" 4 5 .text 6 #if defined(__thumb2__) && !defined(__APPLE__) 7 .syntax unified 8 .thumb 9 #else 10 .code 32 11 #undef __thumb2__ 12 #endif 13 14 .align 5 15 .globl OPENSSL_atomic_add 16 .type OPENSSL_atomic_add,%function 17 OPENSSL_atomic_add: 18 #if __ARM_ARCH__>=6 19 .Ladd: ldrex r2,[r0] 20 add r3,r2,r1 21 strex r2,r3,[r0] 22 cmp r2,#0 23 bne .Ladd 24 mov r0,r3 25 bx lr 26 #else 27 stmdb sp!,{r4,r5,r6,lr} 28 ldr r2,.Lspinlock 29 adr r3,.Lspinlock 30 mov r4,r0 31 mov r5,r1 32 add r6,r3,r2 @ &spinlock 33 b .+8 34 .Lspin: bl sched_yield 35 mov r0,#-1 36 swp r0,r0,[r6] 37 cmp r0,#0 38 bne .Lspin 39 40 ldr r2,[r4] 41 add r2,r2,r5 42 str r2,[r4] 43 str r0,[r6] @ release spinlock 44 ldmia sp!,{r4,r5,r6,lr} 45 tst lr,#1 46 moveq pc,lr 47 .word 0xe12fff1e @ bx lr 48 #endif 49 .size OPENSSL_atomic_add,.-OPENSSL_atomic_add 50 51 .globl OPENSSL_cleanse 52 .type OPENSSL_cleanse,%function 53 OPENSSL_cleanse: 54 eor ip,ip,ip 55 cmp r1,#7 56 #ifdef __thumb2__ 57 itt hs 58 #endif 59 subhs r1,r1,#4 60 bhs .Lot 61 cmp r1,#0 62 beq .Lcleanse_done 63 .Little: 64 strb ip,[r0],#1 65 subs r1,r1,#1 66 bhi .Little 67 b .Lcleanse_done 68 69 .Lot: tst r0,#3 70 beq .Laligned 71 strb ip,[r0],#1 72 sub r1,r1,#1 73 b .Lot 74 .Laligned: 75 str ip,[r0],#4 76 subs r1,r1,#4 77 bhs .Laligned 78 adds r1,r1,#4 79 bne .Little 80 .Lcleanse_done: 81 #if __ARM_ARCH__>=5 82 bx lr 83 #else 84 tst lr,#1 85 moveq pc,lr 86 .word 0xe12fff1e @ bx lr 87 #endif 88 .size OPENSSL_cleanse,.-OPENSSL_cleanse 89 90 .globl CRYPTO_memcmp 91 .type CRYPTO_memcmp,%function 92 .align 4 93 CRYPTO_memcmp: 94 eor ip,ip,ip 95 cmp r2,#0 96 beq .Lno_data 97 stmdb sp!,{r4,r5} 98 99 .Loop_cmp: 100 ldrb r4,[r0],#1 101 ldrb r5,[r1],#1 102 eor r4,r4,r5 103 orr ip,ip,r4 104 subs r2,r2,#1 105 bne .Loop_cmp 106 107 ldmia sp!,{r4,r5} 108 .Lno_data: 109 rsb r0,ip,#0 110 mov r0,r0,lsr#31 111 #if __ARM_ARCH__>=5 112 bx lr 113 #else 114 tst lr,#1 115 moveq pc,lr 116 .word 0xe12fff1e @ bx lr 117 #endif 118 .size CRYPTO_memcmp,.-CRYPTO_memcmp 119 120 #if __ARM_MAX_ARCH__>=7 121 .arch armv7-a 122 .fpu neon 123 124 .align 5 125 .globl _armv7_neon_probe 126 .type _armv7_neon_probe,%function 127 _armv7_neon_probe: 128 vorr q0,q0,q0 129 bx lr 130 .size _armv7_neon_probe,.-_armv7_neon_probe 131 132 .globl _armv7_tick 133 .type _armv7_tick,%function 134 _armv7_tick: 135 #ifdef __APPLE__ 136 mrrc p15,0,r0,r1,c14 @ CNTPCT 137 #else 138 mrrc p15,1,r0,r1,c14 @ CNTVCT 139 #endif 140 bx lr 141 .size _armv7_tick,.-_armv7_tick 142 143 .globl _armv8_aes_probe 144 .type _armv8_aes_probe,%function 145 _armv8_aes_probe: 146 #if defined(__thumb2__) && !defined(__APPLE__) 147 .byte 0xb0,0xff,0x00,0x03 @ aese.8 q0,q0 148 #else 149 .byte 0x00,0x03,0xb0,0xf3 @ aese.8 q0,q0 150 #endif 151 bx lr 152 .size _armv8_aes_probe,.-_armv8_aes_probe 153 154 .globl _armv8_sha1_probe 155 .type _armv8_sha1_probe,%function 156 _armv8_sha1_probe: 157 #if defined(__thumb2__) && !defined(__APPLE__) 158 .byte 0x00,0xef,0x40,0x0c @ sha1c.32 q0,q0,q0 159 #else 160 .byte 0x40,0x0c,0x00,0xf2 @ sha1c.32 q0,q0,q0 161 #endif 162 bx lr 163 .size _armv8_sha1_probe,.-_armv8_sha1_probe 164 165 .globl _armv8_sha256_probe 166 .type _armv8_sha256_probe,%function 167 _armv8_sha256_probe: 168 #if defined(__thumb2__) && !defined(__APPLE__) 169 .byte 0x00,0xff,0x40,0x0c @ sha256h.32 q0,q0,q0 170 #else 171 .byte 0x40,0x0c,0x00,0xf3 @ sha256h.32 q0,q0,q0 172 #endif 173 bx lr 174 .size _armv8_sha256_probe,.-_armv8_sha256_probe 175 .globl _armv8_pmull_probe 176 .type _armv8_pmull_probe,%function 177 _armv8_pmull_probe: 178 #if defined(__thumb2__) && !defined(__APPLE__) 179 .byte 0xa0,0xef,0x00,0x0e @ vmull.p64 q0,d0,d0 180 #else 181 .byte 0x00,0x0e,0xa0,0xf2 @ vmull.p64 q0,d0,d0 182 #endif 183 bx lr 184 .size _armv8_pmull_probe,.-_armv8_pmull_probe 185 #endif 186 187 .globl OPENSSL_wipe_cpu 188 .type OPENSSL_wipe_cpu,%function 189 OPENSSL_wipe_cpu: 190 #if __ARM_MAX_ARCH__>=7 191 ldr r0,.LOPENSSL_armcap 192 adr r1,.LOPENSSL_armcap 193 ldr r0,[r1,r0] 194 #ifdef __APPLE__ 195 ldr r0,[r0] 196 #endif 197 #endif 198 eor r2,r2,r2 199 eor r3,r3,r3 200 eor ip,ip,ip 201 #if __ARM_MAX_ARCH__>=7 202 tst r0,#1 203 beq .Lwipe_done 204 veor q0, q0, q0 205 veor q1, q1, q1 206 veor q2, q2, q2 207 veor q3, q3, q3 208 veor q8, q8, q8 209 veor q9, q9, q9 210 veor q10, q10, q10 211 veor q11, q11, q11 212 veor q12, q12, q12 213 veor q13, q13, q13 214 veor q14, q14, q14 215 veor q15, q15, q15 216 .Lwipe_done: 217 #endif 218 mov r0,sp 219 #if __ARM_ARCH__>=5 220 bx lr 221 #else 222 tst lr,#1 223 moveq pc,lr 224 .word 0xe12fff1e @ bx lr 225 #endif 226 .size OPENSSL_wipe_cpu,.-OPENSSL_wipe_cpu 227 228 .globl OPENSSL_instrument_bus 229 .type OPENSSL_instrument_bus,%function 230 OPENSSL_instrument_bus: 231 eor r0,r0,r0 232 #if __ARM_ARCH__>=5 233 bx lr 234 #else 235 tst lr,#1 236 moveq pc,lr 237 .word 0xe12fff1e @ bx lr 238 #endif 239 .size OPENSSL_instrument_bus,.-OPENSSL_instrument_bus 240 241 .globl OPENSSL_instrument_bus2 242 .type OPENSSL_instrument_bus2,%function 243 OPENSSL_instrument_bus2: 244 eor r0,r0,r0 245 #if __ARM_ARCH__>=5 246 bx lr 247 #else 248 tst lr,#1 249 moveq pc,lr 250 .word 0xe12fff1e @ bx lr 251 #endif 252 .size OPENSSL_instrument_bus2,.-OPENSSL_instrument_bus2 253 254 .align 5 255 #if __ARM_MAX_ARCH__>=7 256 .LOPENSSL_armcap: 257 .word OPENSSL_armcap_P-. 258 #endif 259 #if __ARM_ARCH__>=6 260 .align 5 261 #else 262 .Lspinlock: 263 .word atomic_add_spinlock-.Lspinlock 264 .align 5 265 266 .data 267 .align 2 268 atomic_add_spinlock: 269 .word 0 270 #endif 271 272 .comm OPENSSL_armcap_P,4,4 273 .hidden OPENSSL_armcap_P
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