diff options
author | Sam Roberts <vieuxtech@gmail.com> | 2018-11-22 11:47:07 -0800 |
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committer | Sam Roberts <vieuxtech@gmail.com> | 2019-01-22 13:33:54 -0800 |
commit | 807ed7883a12423270450776f015a7c2348c0913 (patch) | |
tree | 00ec21dd290b29c782680ffc2f97e6d59fd2ab2f /deps/openssl/config/archs/linux-armv4/asm_avx2/crypto/modes | |
parent | 57119fbdb200702d6e2cf23428de4c458ae86bbc (diff) | |
download | android-node-v8-807ed7883a12423270450776f015a7c2348c0913.tar.gz android-node-v8-807ed7883a12423270450776f015a7c2348c0913.tar.bz2 android-node-v8-807ed7883a12423270450776f015a7c2348c0913.zip |
deps: update archs files for OpenSSL-1.1.1a
`cd deps/openssl/config; make` updates all archs dependant files.
PR-URL: https://github.com/nodejs/node/pull/25381
Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com>
Reviewed-By: Shigeki Ohtsu <ohtsu@ohtsu.org>
Diffstat (limited to 'deps/openssl/config/archs/linux-armv4/asm_avx2/crypto/modes')
-rw-r--r-- | deps/openssl/config/archs/linux-armv4/asm_avx2/crypto/modes/ghash-armv4.S | 563 | ||||
-rw-r--r-- | deps/openssl/config/archs/linux-armv4/asm_avx2/crypto/modes/ghashv8-armx.S | 233 |
2 files changed, 796 insertions, 0 deletions
diff --git a/deps/openssl/config/archs/linux-armv4/asm_avx2/crypto/modes/ghash-armv4.S b/deps/openssl/config/archs/linux-armv4/asm_avx2/crypto/modes/ghash-armv4.S new file mode 100644 index 0000000000..e654d9480f --- /dev/null +++ b/deps/openssl/config/archs/linux-armv4/asm_avx2/crypto/modes/ghash-armv4.S @@ -0,0 +1,563 @@ +#include "arm_arch.h" + +.text +#if defined(__thumb2__) || defined(__clang__) +.syntax unified +#define ldrplb ldrbpl +#define ldrneb ldrbne +#endif +#if defined(__thumb2__) +.thumb +#else +.code 32 +#endif + +.type rem_4bit,%object +.align 5 +rem_4bit: +.short 0x0000,0x1C20,0x3840,0x2460 +.short 0x7080,0x6CA0,0x48C0,0x54E0 +.short 0xE100,0xFD20,0xD940,0xC560 +.short 0x9180,0x8DA0,0xA9C0,0xB5E0 +.size rem_4bit,.-rem_4bit + +.type rem_4bit_get,%function +rem_4bit_get: +#if defined(__thumb2__) + adr r2,rem_4bit +#else + sub r2,pc,#8+32 @ &rem_4bit +#endif + b .Lrem_4bit_got + nop + nop +.size rem_4bit_get,.-rem_4bit_get + +.globl gcm_ghash_4bit +.type gcm_ghash_4bit,%function +.align 4 +gcm_ghash_4bit: +#if defined(__thumb2__) + adr r12,rem_4bit +#else + sub r12,pc,#8+48 @ &rem_4bit +#endif + add r3,r2,r3 @ r3 to point at the end + stmdb sp!,{r3,r4,r5,r6,r7,r8,r9,r10,r11,lr} @ save r3/end too + + ldmia r12,{r4,r5,r6,r7,r8,r9,r10,r11} @ copy rem_4bit ... + stmdb sp!,{r4,r5,r6,r7,r8,r9,r10,r11} @ ... to stack + + ldrb r12,[r2,#15] + ldrb r14,[r0,#15] +.Louter: + eor r12,r12,r14 + and r14,r12,#0xf0 + and r12,r12,#0x0f + mov r3,#14 + + add r7,r1,r12,lsl#4 + ldmia r7,{r4,r5,r6,r7} @ load Htbl[nlo] + add r11,r1,r14 + ldrb r12,[r2,#14] + + and r14,r4,#0xf @ rem + ldmia r11,{r8,r9,r10,r11} @ load Htbl[nhi] + add r14,r14,r14 + eor r4,r8,r4,lsr#4 + ldrh r8,[sp,r14] @ rem_4bit[rem] + eor r4,r4,r5,lsl#28 + ldrb r14,[r0,#14] + eor r5,r9,r5,lsr#4 + eor r5,r5,r6,lsl#28 + eor r6,r10,r6,lsr#4 + eor r6,r6,r7,lsl#28 + eor r7,r11,r7,lsr#4 + eor r12,r12,r14 + and r14,r12,#0xf0 + and r12,r12,#0x0f + eor r7,r7,r8,lsl#16 + +.Linner: + add r11,r1,r12,lsl#4 + and r12,r4,#0xf @ rem + subs r3,r3,#1 + add r12,r12,r12 + ldmia r11,{r8,r9,r10,r11} @ load Htbl[nlo] + eor r4,r8,r4,lsr#4 + eor r4,r4,r5,lsl#28 + eor r5,r9,r5,lsr#4 + eor r5,r5,r6,lsl#28 + ldrh r8,[sp,r12] @ rem_4bit[rem] + eor r6,r10,r6,lsr#4 +#ifdef __thumb2__ + it pl +#endif + ldrplb r12,[r2,r3] + eor r6,r6,r7,lsl#28 + eor r7,r11,r7,lsr#4 + + add r11,r1,r14 + and r14,r4,#0xf @ rem + eor r7,r7,r8,lsl#16 @ ^= rem_4bit[rem] + add r14,r14,r14 + ldmia r11,{r8,r9,r10,r11} @ load Htbl[nhi] + eor r4,r8,r4,lsr#4 +#ifdef __thumb2__ + it pl +#endif + ldrplb r8,[r0,r3] + eor r4,r4,r5,lsl#28 + eor r5,r9,r5,lsr#4 + ldrh r9,[sp,r14] + eor r5,r5,r6,lsl#28 + eor r6,r10,r6,lsr#4 + eor r6,r6,r7,lsl#28 +#ifdef __thumb2__ + it pl +#endif + eorpl r12,r12,r8 + eor r7,r11,r7,lsr#4 +#ifdef __thumb2__ + itt pl +#endif + andpl r14,r12,#0xf0 + andpl r12,r12,#0x0f + eor r7,r7,r9,lsl#16 @ ^= rem_4bit[rem] + bpl .Linner + + ldr r3,[sp,#32] @ re-load r3/end + add r2,r2,#16 + mov r14,r4 +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r4,r4 + str r4,[r0,#12] +#elif defined(__ARMEB__) + str r4,[r0,#12] +#else + mov r9,r4,lsr#8 + strb r4,[r0,#12+3] + mov r10,r4,lsr#16 + strb r9,[r0,#12+2] + mov r11,r4,lsr#24 + strb r10,[r0,#12+1] + strb r11,[r0,#12] +#endif + cmp r2,r3 +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r5,r5 + str r5,[r0,#8] +#elif defined(__ARMEB__) + str r5,[r0,#8] +#else + mov r9,r5,lsr#8 + strb r5,[r0,#8+3] + mov r10,r5,lsr#16 + strb r9,[r0,#8+2] + mov r11,r5,lsr#24 + strb r10,[r0,#8+1] + strb r11,[r0,#8] +#endif + +#ifdef __thumb2__ + it ne +#endif + ldrneb r12,[r2,#15] +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r6,r6 + str r6,[r0,#4] +#elif defined(__ARMEB__) + str r6,[r0,#4] +#else + mov r9,r6,lsr#8 + strb r6,[r0,#4+3] + mov r10,r6,lsr#16 + strb r9,[r0,#4+2] + mov r11,r6,lsr#24 + strb r10,[r0,#4+1] + strb r11,[r0,#4] +#endif + +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r7,r7 + str r7,[r0,#0] +#elif defined(__ARMEB__) + str r7,[r0,#0] +#else + mov r9,r7,lsr#8 + strb r7,[r0,#0+3] + mov r10,r7,lsr#16 + strb r9,[r0,#0+2] + mov r11,r7,lsr#24 + strb r10,[r0,#0+1] + strb r11,[r0,#0] +#endif + + bne .Louter + + add sp,sp,#36 +#if __ARM_ARCH__>=5 + ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,pc} +#else + ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,lr} + tst lr,#1 + moveq pc,lr @ be binary compatible with V4, yet +.word 0xe12fff1e @ interoperable with Thumb ISA:-) +#endif +.size gcm_ghash_4bit,.-gcm_ghash_4bit + +.globl gcm_gmult_4bit +.type gcm_gmult_4bit,%function +gcm_gmult_4bit: + stmdb sp!,{r4,r5,r6,r7,r8,r9,r10,r11,lr} + ldrb r12,[r0,#15] + b rem_4bit_get +.Lrem_4bit_got: + and r14,r12,#0xf0 + and r12,r12,#0x0f + mov r3,#14 + + add r7,r1,r12,lsl#4 + ldmia r7,{r4,r5,r6,r7} @ load Htbl[nlo] + ldrb r12,[r0,#14] + + add r11,r1,r14 + and r14,r4,#0xf @ rem + ldmia r11,{r8,r9,r10,r11} @ load Htbl[nhi] + add r14,r14,r14 + eor r4,r8,r4,lsr#4 + ldrh r8,[r2,r14] @ rem_4bit[rem] + eor r4,r4,r5,lsl#28 + eor r5,r9,r5,lsr#4 + eor r5,r5,r6,lsl#28 + eor r6,r10,r6,lsr#4 + eor r6,r6,r7,lsl#28 + eor r7,r11,r7,lsr#4 + and r14,r12,#0xf0 + eor r7,r7,r8,lsl#16 + and r12,r12,#0x0f + +.Loop: + add r11,r1,r12,lsl#4 + and r12,r4,#0xf @ rem + subs r3,r3,#1 + add r12,r12,r12 + ldmia r11,{r8,r9,r10,r11} @ load Htbl[nlo] + eor r4,r8,r4,lsr#4 + eor r4,r4,r5,lsl#28 + eor r5,r9,r5,lsr#4 + eor r5,r5,r6,lsl#28 + ldrh r8,[r2,r12] @ rem_4bit[rem] + eor r6,r10,r6,lsr#4 +#ifdef __thumb2__ + it pl +#endif + ldrplb r12,[r0,r3] + eor r6,r6,r7,lsl#28 + eor r7,r11,r7,lsr#4 + + add r11,r1,r14 + and r14,r4,#0xf @ rem + eor r7,r7,r8,lsl#16 @ ^= rem_4bit[rem] + add r14,r14,r14 + ldmia r11,{r8,r9,r10,r11} @ load Htbl[nhi] + eor r4,r8,r4,lsr#4 + eor r4,r4,r5,lsl#28 + eor r5,r9,r5,lsr#4 + ldrh r8,[r2,r14] @ rem_4bit[rem] + eor r5,r5,r6,lsl#28 + eor r6,r10,r6,lsr#4 + eor r6,r6,r7,lsl#28 + eor r7,r11,r7,lsr#4 +#ifdef __thumb2__ + itt pl +#endif + andpl r14,r12,#0xf0 + andpl r12,r12,#0x0f + eor r7,r7,r8,lsl#16 @ ^= rem_4bit[rem] + bpl .Loop +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r4,r4 + str r4,[r0,#12] +#elif defined(__ARMEB__) + str r4,[r0,#12] +#else + mov r9,r4,lsr#8 + strb r4,[r0,#12+3] + mov r10,r4,lsr#16 + strb r9,[r0,#12+2] + mov r11,r4,lsr#24 + strb r10,[r0,#12+1] + strb r11,[r0,#12] +#endif + +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r5,r5 + str r5,[r0,#8] +#elif defined(__ARMEB__) + str r5,[r0,#8] +#else + mov r9,r5,lsr#8 + strb r5,[r0,#8+3] + mov r10,r5,lsr#16 + strb r9,[r0,#8+2] + mov r11,r5,lsr#24 + strb r10,[r0,#8+1] + strb r11,[r0,#8] +#endif + +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r6,r6 + str r6,[r0,#4] +#elif defined(__ARMEB__) + str r6,[r0,#4] +#else + mov r9,r6,lsr#8 + strb r6,[r0,#4+3] + mov r10,r6,lsr#16 + strb r9,[r0,#4+2] + mov r11,r6,lsr#24 + strb r10,[r0,#4+1] + strb r11,[r0,#4] +#endif + +#if __ARM_ARCH__>=7 && defined(__ARMEL__) + rev r7,r7 + str r7,[r0,#0] +#elif defined(__ARMEB__) + str r7,[r0,#0] +#else + mov r9,r7,lsr#8 + strb r7,[r0,#0+3] + mov r10,r7,lsr#16 + strb r9,[r0,#0+2] + mov r11,r7,lsr#24 + strb r10,[r0,#0+1] + strb r11,[r0,#0] +#endif + +#if __ARM_ARCH__>=5 + ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,pc} +#else + ldmia sp!,{r4,r5,r6,r7,r8,r9,r10,r11,lr} + tst lr,#1 + moveq pc,lr @ be binary compatible with V4, yet +.word 0xe12fff1e @ interoperable with Thumb ISA:-) +#endif +.size gcm_gmult_4bit,.-gcm_gmult_4bit +#if __ARM_MAX_ARCH__>=7 +.arch armv7-a +.fpu neon + +.globl gcm_init_neon +.type gcm_init_neon,%function +.align 4 +gcm_init_neon: + vld1.64 d7,[r1]! @ load H + vmov.i8 q8,#0xe1 + vld1.64 d6,[r1] + vshl.i64 d17,#57 + vshr.u64 d16,#63 @ t0=0xc2....01 + vdup.8 q9,d7[7] + vshr.u64 d26,d6,#63 + vshr.s8 q9,#7 @ broadcast carry bit + vshl.i64 q3,q3,#1 + vand q8,q8,q9 + vorr d7,d26 @ H<<<=1 + veor q3,q3,q8 @ twisted H + vstmia r0,{q3} + + bx lr @ bx lr +.size gcm_init_neon,.-gcm_init_neon + +.globl gcm_gmult_neon +.type gcm_gmult_neon,%function +.align 4 +gcm_gmult_neon: + vld1.64 d7,[r0]! @ load Xi + vld1.64 d6,[r0]! + vmov.i64 d29,#0x0000ffffffffffff + vldmia r1,{d26,d27} @ load twisted H + vmov.i64 d30,#0x00000000ffffffff +#ifdef __ARMEL__ + vrev64.8 q3,q3 +#endif + vmov.i64 d31,#0x000000000000ffff + veor d28,d26,d27 @ Karatsuba pre-processing + mov r3,#16 + b .Lgmult_neon +.size gcm_gmult_neon,.-gcm_gmult_neon + +.globl gcm_ghash_neon +.type gcm_ghash_neon,%function +.align 4 +gcm_ghash_neon: + vld1.64 d1,[r0]! @ load Xi + vld1.64 d0,[r0]! + vmov.i64 d29,#0x0000ffffffffffff + vldmia r1,{d26,d27} @ load twisted H + vmov.i64 d30,#0x00000000ffffffff +#ifdef __ARMEL__ + vrev64.8 q0,q0 +#endif + vmov.i64 d31,#0x000000000000ffff + veor d28,d26,d27 @ Karatsuba pre-processing + +.Loop_neon: + vld1.64 d7,[r2]! @ load inp + vld1.64 d6,[r2]! +#ifdef __ARMEL__ + vrev64.8 q3,q3 +#endif + veor q3,q0 @ inp^=Xi +.Lgmult_neon: + vext.8 d16, d26, d26, #1 @ A1 + vmull.p8 q8, d16, d6 @ F = A1*B + vext.8 d0, d6, d6, #1 @ B1 + vmull.p8 q0, d26, d0 @ E = A*B1 + vext.8 d18, d26, d26, #2 @ A2 + vmull.p8 q9, d18, d6 @ H = A2*B + vext.8 d22, d6, d6, #2 @ B2 + vmull.p8 q11, d26, d22 @ G = A*B2 + vext.8 d20, d26, d26, #3 @ A3 + veor q8, q8, q0 @ L = E + F + vmull.p8 q10, d20, d6 @ J = A3*B + vext.8 d0, d6, d6, #3 @ B3 + veor q9, q9, q11 @ M = G + H + vmull.p8 q0, d26, d0 @ I = A*B3 + veor d16, d16, d17 @ t0 = (L) (P0 + P1) << 8 + vand d17, d17, d29 + vext.8 d22, d6, d6, #4 @ B4 + veor d18, d18, d19 @ t1 = (M) (P2 + P3) << 16 + vand d19, d19, d30 + vmull.p8 q11, d26, d22 @ K = A*B4 + veor q10, q10, q0 @ N = I + J + veor d16, d16, d17 + veor d18, d18, d19 + veor d20, d20, d21 @ t2 = (N) (P4 + P5) << 24 + vand d21, d21, d31 + vext.8 q8, q8, q8, #15 + veor d22, d22, d23 @ t3 = (K) (P6 + P7) << 32 + vmov.i64 d23, #0 + vext.8 q9, q9, q9, #14 + veor d20, d20, d21 + vmull.p8 q0, d26, d6 @ D = A*B + vext.8 q11, q11, q11, #12 + vext.8 q10, q10, q10, #13 + veor q8, q8, q9 + veor q10, q10, q11 + veor q0, q0, q8 + veor q0, q0, q10 + veor d6,d6,d7 @ Karatsuba pre-processing + vext.8 d16, d28, d28, #1 @ A1 + vmull.p8 q8, d16, d6 @ F = A1*B + vext.8 d2, d6, d6, #1 @ B1 + vmull.p8 q1, d28, d2 @ E = A*B1 + vext.8 d18, d28, d28, #2 @ A2 + vmull.p8 q9, d18, d6 @ H = A2*B + vext.8 d22, d6, d6, #2 @ B2 + vmull.p8 q11, d28, d22 @ G = A*B2 + vext.8 d20, d28, d28, #3 @ A3 + veor q8, q8, q1 @ L = E + F + vmull.p8 q10, d20, d6 @ J = A3*B + vext.8 d2, d6, d6, #3 @ B3 + veor q9, q9, q11 @ M = G + H + vmull.p8 q1, d28, d2 @ I = A*B3 + veor d16, d16, d17 @ t0 = (L) (P0 + P1) << 8 + vand d17, d17, d29 + vext.8 d22, d6, d6, #4 @ B4 + veor d18, d18, d19 @ t1 = (M) (P2 + P3) << 16 + vand d19, d19, d30 + vmull.p8 q11, d28, d22 @ K = A*B4 + veor q10, q10, q1 @ N = I + J + veor d16, d16, d17 + veor d18, d18, d19 + veor d20, d20, d21 @ t2 = (N) (P4 + P5) << 24 + vand d21, d21, d31 + vext.8 q8, q8, q8, #15 + veor d22, d22, d23 @ t3 = (K) (P6 + P7) << 32 + vmov.i64 d23, #0 + vext.8 q9, q9, q9, #14 + veor d20, d20, d21 + vmull.p8 q1, d28, d6 @ D = A*B + vext.8 q11, q11, q11, #12 + vext.8 q10, q10, q10, #13 + veor q8, q8, q9 + veor q10, q10, q11 + veor q1, q1, q8 + veor q1, q1, q10 + vext.8 d16, d27, d27, #1 @ A1 + vmull.p8 q8, d16, d7 @ F = A1*B + vext.8 d4, d7, d7, #1 @ B1 + vmull.p8 q2, d27, d4 @ E = A*B1 + vext.8 d18, d27, d27, #2 @ A2 + vmull.p8 q9, d18, d7 @ H = A2*B + vext.8 d22, d7, d7, #2 @ B2 + vmull.p8 q11, d27, d22 @ G = A*B2 + vext.8 d20, d27, d27, #3 @ A3 + veor q8, q8, q2 @ L = E + F + vmull.p8 q10, d20, d7 @ J = A3*B + vext.8 d4, d7, d7, #3 @ B3 + veor q9, q9, q11 @ M = G + H + vmull.p8 q2, d27, d4 @ I = A*B3 + veor d16, d16, d17 @ t0 = (L) (P0 + P1) << 8 + vand d17, d17, d29 + vext.8 d22, d7, d7, #4 @ B4 + veor d18, d18, d19 @ t1 = (M) (P2 + P3) << 16 + vand d19, d19, d30 + vmull.p8 q11, d27, d22 @ K = A*B4 + veor q10, q10, q2 @ N = I + J + veor d16, d16, d17 + veor d18, d18, d19 + veor d20, d20, d21 @ t2 = (N) (P4 + P5) << 24 + vand d21, d21, d31 + vext.8 q8, q8, q8, #15 + veor d22, d22, d23 @ t3 = (K) (P6 + P7) << 32 + vmov.i64 d23, #0 + vext.8 q9, q9, q9, #14 + veor d20, d20, d21 + vmull.p8 q2, d27, d7 @ D = A*B + vext.8 q11, q11, q11, #12 + vext.8 q10, q10, q10, #13 + veor q8, q8, q9 + veor q10, q10, q11 + veor q2, q2, q8 + veor q2, q2, q10 + veor q1,q1,q0 @ Karatsuba post-processing + veor q1,q1,q2 + veor d1,d1,d2 + veor d4,d4,d3 @ Xh|Xl - 256-bit result + + @ equivalent of reduction_avx from ghash-x86_64.pl + vshl.i64 q9,q0,#57 @ 1st phase + vshl.i64 q10,q0,#62 + veor q10,q10,q9 @ + vshl.i64 q9,q0,#63 + veor q10, q10, q9 @ + veor d1,d1,d20 @ + veor d4,d4,d21 + + vshr.u64 q10,q0,#1 @ 2nd phase + veor q2,q2,q0 + veor q0,q0,q10 @ + vshr.u64 q10,q10,#6 + vshr.u64 q0,q0,#1 @ + veor q0,q0,q2 @ + veor q0,q0,q10 @ + + subs r3,#16 + bne .Loop_neon + +#ifdef __ARMEL__ + vrev64.8 q0,q0 +#endif + sub r0,#16 + vst1.64 d1,[r0]! @ write out Xi + vst1.64 d0,[r0] + + bx lr @ bx lr +.size gcm_ghash_neon,.-gcm_ghash_neon +#endif +.byte 71,72,65,83,72,32,102,111,114,32,65,82,77,118,52,47,78,69,79,78,44,32,67,82,89,80,84,79,71,65,77,83,32,98,121,32,60,97,112,112,114,111,64,111,112,101,110,115,115,108,46,111,114,103,62,0 +.align 2 +.align 2 diff --git a/deps/openssl/config/archs/linux-armv4/asm_avx2/crypto/modes/ghashv8-armx.S b/deps/openssl/config/archs/linux-armv4/asm_avx2/crypto/modes/ghashv8-armx.S new file mode 100644 index 0000000000..f0cd8099f3 --- /dev/null +++ b/deps/openssl/config/archs/linux-armv4/asm_avx2/crypto/modes/ghashv8-armx.S @@ -0,0 +1,233 @@ +#include "arm_arch.h" + +#if __ARM_MAX_ARCH__>=7 +.text +.fpu neon +.code 32 +#undef __thumb2__ +.globl gcm_init_v8 +.type gcm_init_v8,%function +.align 4 +gcm_init_v8: + vld1.64 {q9},[r1] @ load input H + vmov.i8 q11,#0xe1 + vshl.i64 q11,q11,#57 @ 0xc2.0 + vext.8 q3,q9,q9,#8 + vshr.u64 q10,q11,#63 + vdup.32 q9,d18[1] + vext.8 q8,q10,q11,#8 @ t0=0xc2....01 + vshr.u64 q10,q3,#63 + vshr.s32 q9,q9,#31 @ broadcast carry bit + vand q10,q10,q8 + vshl.i64 q3,q3,#1 + vext.8 q10,q10,q10,#8 + vand q8,q8,q9 + vorr q3,q3,q10 @ H<<<=1 + veor q12,q3,q8 @ twisted H + vst1.64 {q12},[r0]! @ store Htable[0] + + @ calculate H^2 + vext.8 q8,q12,q12,#8 @ Karatsuba pre-processing +.byte 0xa8,0x0e,0xa8,0xf2 @ pmull q0,q12,q12 + veor q8,q8,q12 +.byte 0xa9,0x4e,0xa9,0xf2 @ pmull2 q2,q12,q12 +.byte 0xa0,0x2e,0xa0,0xf2 @ pmull q1,q8,q8 + + vext.8 q9,q0,q2,#8 @ Karatsuba post-processing + veor q10,q0,q2 + veor q1,q1,q9 + veor q1,q1,q10 +.byte 0x26,0x4e,0xe0,0xf2 @ pmull q10,q0,q11 @ 1st phase + + vmov d4,d3 @ Xh|Xm - 256-bit result + vmov d3,d0 @ Xm is rotated Xl + veor q0,q1,q10 + + vext.8 q10,q0,q0,#8 @ 2nd phase +.byte 0x26,0x0e,0xa0,0xf2 @ pmull q0,q0,q11 + veor q10,q10,q2 + veor q14,q0,q10 + + vext.8 q9,q14,q14,#8 @ Karatsuba pre-processing + veor q9,q9,q14 + vext.8 q13,q8,q9,#8 @ pack Karatsuba pre-processed + vst1.64 {q13,q14},[r0]! @ store Htable[1..2] + bx lr +.size gcm_init_v8,.-gcm_init_v8 +.globl gcm_gmult_v8 +.type gcm_gmult_v8,%function +.align 4 +gcm_gmult_v8: + vld1.64 {q9},[r0] @ load Xi + vmov.i8 q11,#0xe1 + vld1.64 {q12,q13},[r1] @ load twisted H, ... + vshl.u64 q11,q11,#57 +#ifndef __ARMEB__ + vrev64.8 q9,q9 +#endif + vext.8 q3,q9,q9,#8 + +.byte 0x86,0x0e,0xa8,0xf2 @ pmull q0,q12,q3 @ H.lo·Xi.lo + veor q9,q9,q3 @ Karatsuba pre-processing +.byte 0x87,0x4e,0xa9,0xf2 @ pmull2 q2,q12,q3 @ H.hi·Xi.hi +.byte 0xa2,0x2e,0xaa,0xf2 @ pmull q1,q13,q9 @ (H.lo+H.hi)·(Xi.lo+Xi.hi) + + vext.8 q9,q0,q2,#8 @ Karatsuba post-processing + veor q10,q0,q2 + veor q1,q1,q9 + veor q1,q1,q10 +.byte 0x26,0x4e,0xe0,0xf2 @ pmull q10,q0,q11 @ 1st phase of reduction + + vmov d4,d3 @ Xh|Xm - 256-bit result + vmov d3,d0 @ Xm is rotated Xl + veor q0,q1,q10 + + vext.8 q10,q0,q0,#8 @ 2nd phase of reduction +.byte 0x26,0x0e,0xa0,0xf2 @ pmull q0,q0,q11 + veor q10,q10,q2 + veor q0,q0,q10 + +#ifndef __ARMEB__ + vrev64.8 q0,q0 +#endif + vext.8 q0,q0,q0,#8 + vst1.64 {q0},[r0] @ write out Xi + + bx lr +.size gcm_gmult_v8,.-gcm_gmult_v8 +.globl gcm_ghash_v8 +.type gcm_ghash_v8,%function +.align 4 +gcm_ghash_v8: + vstmdb sp!,{d8,d9,d10,d11,d12,d13,d14,d15} @ 32-bit ABI says so + vld1.64 {q0},[r0] @ load [rotated] Xi + @ "[rotated]" means that + @ loaded value would have + @ to be rotated in order to + @ make it appear as in + @ algorithm specification + subs r3,r3,#32 @ see if r3 is 32 or larger + mov r12,#16 @ r12 is used as post- + @ increment for input pointer; + @ as loop is modulo-scheduled + @ r12 is zeroed just in time + @ to preclude overstepping + @ inp[len], which means that + @ last block[s] are actually + @ loaded twice, but last + @ copy is not processed + vld1.64 {q12,q13},[r1]! @ load twisted H, ..., H^2 + vmov.i8 q11,#0xe1 + vld1.64 {q14},[r1] + moveq r12,#0 @ is it time to zero r12? + vext.8 q0,q0,q0,#8 @ rotate Xi + vld1.64 {q8},[r2]! @ load [rotated] I[0] + vshl.u64 q11,q11,#57 @ compose 0xc2.0 constant +#ifndef __ARMEB__ + vrev64.8 q8,q8 + vrev64.8 q0,q0 +#endif + vext.8 q3,q8,q8,#8 @ rotate I[0] + blo .Lodd_tail_v8 @ r3 was less than 32 + vld1.64 {q9},[r2],r12 @ load [rotated] I[1] +#ifndef __ARMEB__ + vrev64.8 q9,q9 +#endif + vext.8 q7,q9,q9,#8 + veor q3,q3,q0 @ I[i]^=Xi +.byte 0x8e,0x8e,0xa8,0xf2 @ pmull q4,q12,q7 @ H·Ii+1 + veor q9,q9,q7 @ Karatsuba pre-processing +.byte 0x8f,0xce,0xa9,0xf2 @ pmull2 q6,q12,q7 + b .Loop_mod2x_v8 + +.align 4 +.Loop_mod2x_v8: + vext.8 q10,q3,q3,#8 + subs r3,r3,#32 @ is there more data? +.byte 0x86,0x0e,0xac,0xf2 @ pmull q0,q14,q3 @ H^2.lo·Xi.lo + movlo r12,#0 @ is it time to zero r12? + +.byte 0xa2,0xae,0xaa,0xf2 @ pmull q5,q13,q9 + veor q10,q10,q3 @ Karatsuba pre-processing +.byte 0x87,0x4e,0xad,0xf2 @ pmull2 q2,q14,q3 @ H^2.hi·Xi.hi + veor q0,q0,q4 @ accumulate +.byte 0xa5,0x2e,0xab,0xf2 @ pmull2 q1,q13,q10 @ (H^2.lo+H^2.hi)·(Xi.lo+Xi.hi) + vld1.64 {q8},[r2],r12 @ load [rotated] I[i+2] + + veor q2,q2,q6 + moveq r12,#0 @ is it time to zero r12? + veor q1,q1,q5 + + vext.8 q9,q0,q2,#8 @ Karatsuba post-processing + veor q10,q0,q2 + veor q1,q1,q9 + vld1.64 {q9},[r2],r12 @ load [rotated] I[i+3] +#ifndef __ARMEB__ + vrev64.8 q8,q8 +#endif + veor q1,q1,q10 +.byte 0x26,0x4e,0xe0,0xf2 @ pmull q10,q0,q11 @ 1st phase of reduction + +#ifndef __ARMEB__ + vrev64.8 q9,q9 +#endif + vmov d4,d3 @ Xh|Xm - 256-bit result + vmov d3,d0 @ Xm is rotated Xl + vext.8 q7,q9,q9,#8 + vext.8 q3,q8,q8,#8 + veor q0,q1,q10 +.byte 0x8e,0x8e,0xa8,0xf2 @ pmull q4,q12,q7 @ H·Ii+1 + veor q3,q3,q2 @ accumulate q3 early + + vext.8 q10,q0,q0,#8 @ 2nd phase of reduction +.byte 0x26,0x0e,0xa0,0xf2 @ pmull q0,q0,q11 + veor q3,q3,q10 + veor q9,q9,q7 @ Karatsuba pre-processing + veor q3,q3,q0 +.byte 0x8f,0xce,0xa9,0xf2 @ pmull2 q6,q12,q7 + bhs .Loop_mod2x_v8 @ there was at least 32 more bytes + + veor q2,q2,q10 + vext.8 q3,q8,q8,#8 @ re-construct q3 + adds r3,r3,#32 @ re-construct r3 + veor q0,q0,q2 @ re-construct q0 + beq .Ldone_v8 @ is r3 zero? +.Lodd_tail_v8: + vext.8 q10,q0,q0,#8 + veor q3,q3,q0 @ inp^=Xi + veor q9,q8,q10 @ q9 is rotated inp^Xi + +.byte 0x86,0x0e,0xa8,0xf2 @ pmull q0,q12,q3 @ H.lo·Xi.lo + veor q9,q9,q3 @ Karatsuba pre-processing +.byte 0x87,0x4e,0xa9,0xf2 @ pmull2 q2,q12,q3 @ H.hi·Xi.hi +.byte 0xa2,0x2e,0xaa,0xf2 @ pmull q1,q13,q9 @ (H.lo+H.hi)·(Xi.lo+Xi.hi) + + vext.8 q9,q0,q2,#8 @ Karatsuba post-processing + veor q10,q0,q2 + veor q1,q1,q9 + veor q1,q1,q10 +.byte 0x26,0x4e,0xe0,0xf2 @ pmull q10,q0,q11 @ 1st phase of reduction + + vmov d4,d3 @ Xh|Xm - 256-bit result + vmov d3,d0 @ Xm is rotated Xl + veor q0,q1,q10 + + vext.8 q10,q0,q0,#8 @ 2nd phase of reduction +.byte 0x26,0x0e,0xa0,0xf2 @ pmull q0,q0,q11 + veor q10,q10,q2 + veor q0,q0,q10 + +.Ldone_v8: +#ifndef __ARMEB__ + vrev64.8 q0,q0 +#endif + vext.8 q0,q0,q0,#8 + vst1.64 {q0},[r0] @ write out Xi + + vldmia sp!,{d8,d9,d10,d11,d12,d13,d14,d15} @ 32-bit ABI says so + bx lr +.size gcm_ghash_v8,.-gcm_ghash_v8 +.byte 71,72,65,83,72,32,102,111,114,32,65,82,77,118,56,44,32,67,82,89,80,84,79,71,65,77,83,32,98,121,32,60,97,112,112,114,111,64,111,112,101,110,115,115,108,46,111,114,103,62,0 +.align 2 +.align 2 +#endif |