diff options
Diffstat (limited to 'arch/x86/crypto/aegis128-aesni-asm.S')
| -rw-r--r-- | arch/x86/crypto/aegis128-aesni-asm.S | 105 |
1 files changed, 66 insertions, 39 deletions
diff --git a/arch/x86/crypto/aegis128-aesni-asm.S b/arch/x86/crypto/aegis128-aesni-asm.S index 6ed4bc452c29..9dfdbe0b1fb8 100644 --- a/arch/x86/crypto/aegis128-aesni-asm.S +++ b/arch/x86/crypto/aegis128-aesni-asm.S @@ -19,11 +19,6 @@ #define T0 %xmm6 #define T1 %xmm7 -#define STATEP %rdi -#define LEN %esi -#define SRC %rdx -#define DST %rcx - .section .rodata.cst16.aegis128_const, "aM", @progbits, 32 .align 16 .Laegis128_const_0: @@ -72,6 +67,8 @@ * %r9 */ SYM_FUNC_START_LOCAL(__load_partial) + .set LEN, %ecx + .set SRC, %rsi xor %r9d, %r9d pxor MSG, MSG @@ -138,6 +135,8 @@ SYM_FUNC_END(__load_partial) * %r10 */ SYM_FUNC_START_LOCAL(__store_partial) + .set LEN, %ecx + .set DST, %rdx mov LEN, %r8d mov DST, %r9 @@ -184,16 +183,21 @@ SYM_FUNC_START_LOCAL(__store_partial) SYM_FUNC_END(__store_partial) /* - * void crypto_aegis128_aesni_init(void *state, const void *key, const void *iv); + * void aegis128_aesni_init(struct aegis_state *state, + * const struct aegis_block *key, + * const u8 iv[AEGIS128_NONCE_SIZE]); */ -SYM_FUNC_START(crypto_aegis128_aesni_init) +SYM_FUNC_START(aegis128_aesni_init) + .set STATEP, %rdi + .set KEYP, %rsi + .set IVP, %rdx FRAME_BEGIN /* load IV: */ - movdqu (%rdx), T1 + movdqu (IVP), T1 /* load key: */ - movdqa (%rsi), KEY + movdqa (KEYP), KEY pxor KEY, T1 movdqa T1, STATE0 movdqa KEY, STATE3 @@ -226,13 +230,16 @@ SYM_FUNC_START(crypto_aegis128_aesni_init) FRAME_END RET -SYM_FUNC_END(crypto_aegis128_aesni_init) +SYM_FUNC_END(aegis128_aesni_init) /* - * void crypto_aegis128_aesni_ad(void *state, unsigned int length, - * const void *data); + * void aegis128_aesni_ad(struct aegis_state *state, const u8 *data, + * unsigned int len); */ -SYM_FUNC_START(crypto_aegis128_aesni_ad) +SYM_FUNC_START(aegis128_aesni_ad) + .set STATEP, %rdi + .set SRC, %rsi + .set LEN, %edx FRAME_BEGIN cmp $0x10, LEN @@ -334,7 +341,7 @@ SYM_FUNC_START(crypto_aegis128_aesni_ad) .Lad_out: FRAME_END RET -SYM_FUNC_END(crypto_aegis128_aesni_ad) +SYM_FUNC_END(aegis128_aesni_ad) .macro encrypt_block s0 s1 s2 s3 s4 i movdqu (\i * 0x10)(SRC), MSG @@ -355,10 +362,14 @@ SYM_FUNC_END(crypto_aegis128_aesni_ad) .endm /* - * void crypto_aegis128_aesni_enc(void *state, unsigned int length, - * const void *src, void *dst); + * void aegis128_aesni_enc(struct aegis_state *state, const u8 *src, u8 *dst, + * unsigned int len); */ -SYM_FUNC_START(crypto_aegis128_aesni_enc) +SYM_FUNC_START(aegis128_aesni_enc) + .set STATEP, %rdi + .set SRC, %rsi + .set DST, %rdx + .set LEN, %ecx FRAME_BEGIN cmp $0x10, LEN @@ -432,13 +443,17 @@ SYM_FUNC_START(crypto_aegis128_aesni_enc) .Lenc_out: FRAME_END RET -SYM_FUNC_END(crypto_aegis128_aesni_enc) +SYM_FUNC_END(aegis128_aesni_enc) /* - * void crypto_aegis128_aesni_enc_tail(void *state, unsigned int length, - * const void *src, void *dst); + * void aegis128_aesni_enc_tail(struct aegis_state *state, const u8 *src, + * u8 *dst, unsigned int len); */ -SYM_FUNC_START(crypto_aegis128_aesni_enc_tail) +SYM_FUNC_START(aegis128_aesni_enc_tail) + .set STATEP, %rdi + .set SRC, %rsi + .set DST, %rdx + .set LEN, %ecx FRAME_BEGIN /* load the state: */ @@ -472,7 +487,7 @@ SYM_FUNC_START(crypto_aegis128_aesni_enc_tail) FRAME_END RET -SYM_FUNC_END(crypto_aegis128_aesni_enc_tail) +SYM_FUNC_END(aegis128_aesni_enc_tail) .macro decrypt_block s0 s1 s2 s3 s4 i movdqu (\i * 0x10)(SRC), MSG @@ -492,10 +507,14 @@ SYM_FUNC_END(crypto_aegis128_aesni_enc_tail) .endm /* - * void crypto_aegis128_aesni_dec(void *state, unsigned int length, - * const void *src, void *dst); + * void aegis128_aesni_dec(struct aegis_state *state, const u8 *src, u8 *dst, + * unsigned int len); */ -SYM_FUNC_START(crypto_aegis128_aesni_dec) +SYM_FUNC_START(aegis128_aesni_dec) + .set STATEP, %rdi + .set SRC, %rsi + .set DST, %rdx + .set LEN, %ecx FRAME_BEGIN cmp $0x10, LEN @@ -569,13 +588,17 @@ SYM_FUNC_START(crypto_aegis128_aesni_dec) .Ldec_out: FRAME_END RET -SYM_FUNC_END(crypto_aegis128_aesni_dec) +SYM_FUNC_END(aegis128_aesni_dec) /* - * void crypto_aegis128_aesni_dec_tail(void *state, unsigned int length, - * const void *src, void *dst); + * void aegis128_aesni_dec_tail(struct aegis_state *state, const u8 *src, + * u8 *dst, unsigned int len); */ -SYM_FUNC_START(crypto_aegis128_aesni_dec_tail) +SYM_FUNC_START(aegis128_aesni_dec_tail) + .set STATEP, %rdi + .set SRC, %rsi + .set DST, %rdx + .set LEN, %ecx FRAME_BEGIN /* load the state: */ @@ -619,14 +642,18 @@ SYM_FUNC_START(crypto_aegis128_aesni_dec_tail) FRAME_END RET -SYM_FUNC_END(crypto_aegis128_aesni_dec_tail) +SYM_FUNC_END(aegis128_aesni_dec_tail) /* - * void crypto_aegis128_aesni_final(void *state, void *tag_xor, - * unsigned int assoclen, - * unsigned int cryptlen); + * void aegis128_aesni_final(struct aegis_state *state, + * struct aegis_block *tag_xor, + * unsigned int assoclen, unsigned int cryptlen); */ -SYM_FUNC_START(crypto_aegis128_aesni_final) +SYM_FUNC_START(aegis128_aesni_final) + .set STATEP, %rdi + .set TAG_XOR, %rsi + .set ASSOCLEN, %edx + .set CRYPTLEN, %ecx FRAME_BEGIN /* load the state: */ @@ -637,8 +664,8 @@ SYM_FUNC_START(crypto_aegis128_aesni_final) movdqu 0x40(STATEP), STATE4 /* prepare length block: */ - movd %edx, MSG - pinsrd $2, %ecx, MSG + movd ASSOCLEN, MSG + pinsrd $2, CRYPTLEN, MSG psllq $3, MSG /* multiply by 8 (to get bit count) */ pxor STATE3, MSG @@ -653,7 +680,7 @@ SYM_FUNC_START(crypto_aegis128_aesni_final) aegis128_update; pxor MSG, STATE3 /* xor tag: */ - movdqu (%rsi), MSG + movdqu (TAG_XOR), MSG pxor STATE0, MSG pxor STATE1, MSG @@ -661,8 +688,8 @@ SYM_FUNC_START(crypto_aegis128_aesni_final) pxor STATE3, MSG pxor STATE4, MSG - movdqu MSG, (%rsi) + movdqu MSG, (TAG_XOR) FRAME_END RET -SYM_FUNC_END(crypto_aegis128_aesni_final) +SYM_FUNC_END(aegis128_aesni_final) |