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-rw-r--r--lib/libcrypto/arch/amd64/Makefile.inc9
-rw-r--r--lib/libcrypto/sha/sha512_amd64.c26
-rw-r--r--lib/libcrypto/sha/sha512_amd64_generic.S307
3 files changed, 336 insertions, 6 deletions
diff --git a/lib/libcrypto/arch/amd64/Makefile.inc b/lib/libcrypto/arch/amd64/Makefile.inc
index 07fcf46ed5e..9ba5634f87b 100644
--- a/lib/libcrypto/arch/amd64/Makefile.inc
+++ b/lib/libcrypto/arch/amd64/Makefile.inc
@@ -1,4 +1,4 @@
-# $OpenBSD: Makefile.inc,v 1.31 2024/11/08 15:09:48 jsing Exp $
+# $OpenBSD: Makefile.inc,v 1.32 2024/11/16 14:56:39 jsing Exp $
# amd64-specific libcrypto build rules
@@ -54,11 +54,8 @@ CFLAGS+= -DSHA256_ASM
SRCS+= sha256_amd64.c
SRCS+= sha256_amd64_generic.S
CFLAGS+= -DSHA512_ASM
-SRCS+= sha512-x86_64.S
-GENERATED+= sha512-x86_64.S
-sha512-x86_64.S: ${LCRYPTO_SRC}/sha/asm/sha512-x86_64.pl ${EXTRA_PL}
- cd ${LCRYPTO_SRC}/sha/asm ; \
- /usr/bin/perl ./sha512-x86_64.pl ${.OBJDIR}/${.TARGET}
+SRCS+= sha512_amd64.c
+SRCS+= sha512_amd64_generic.S
.for dir f in ${SSLASM}
SRCS+= ${f}.S
diff --git a/lib/libcrypto/sha/sha512_amd64.c b/lib/libcrypto/sha/sha512_amd64.c
new file mode 100644
index 00000000000..0b542430206
--- /dev/null
+++ b/lib/libcrypto/sha/sha512_amd64.c
@@ -0,0 +1,26 @@
+/* $OpenBSD: sha512_amd64.c,v 1.1 2024/11/16 14:56:39 jsing Exp $ */
+/*
+ * Copyright (c) 2024 Joel Sing <jsing@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <openssl/sha.h>
+
+void sha512_block_generic(SHA512_CTX *ctx, const void *in, size_t num);
+
+void
+sha512_block_data_order(SHA512_CTX *ctx, const void *in, size_t num)
+{
+ sha512_block_generic(ctx, in, num);
+}
diff --git a/lib/libcrypto/sha/sha512_amd64_generic.S b/lib/libcrypto/sha/sha512_amd64_generic.S
new file mode 100644
index 00000000000..8419d60b8e2
--- /dev/null
+++ b/lib/libcrypto/sha/sha512_amd64_generic.S
@@ -0,0 +1,307 @@
+/* $OpenBSD: sha512_amd64_generic.S,v 1.1 2024/11/16 14:56:39 jsing Exp $ */
+/*
+ * Copyright (c) 2024 Joel Sing <jsing@openbsd.org>
+ *
+ * Permission to use, copy, modify, and distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+ * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+ * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+ * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifdef __CET__
+#include <cet.h>
+#else
+#define _CET_ENDBR
+#endif
+
+#define ctx %rdi
+#define in %rsi
+#define num %rdx
+
+#define round %rdi
+
+#define hs0 %r8
+#define hs1 %r9
+#define hs2 %r10
+#define hs3 %r11
+#define hs4 %r12
+#define hs5 %r13
+#define hs6 %r14
+#define hs7 %r15
+
+#define k512 %rbp
+
+#define tmp0 %rax
+#define tmp1 %rbx
+#define tmp2 %rcx
+#define tmp3 %rdx
+
+/*
+ * Load message into wt, storing a copy in the message schedule:
+ *
+ * Wt = Mt
+ */
+#define sha512_message_schedule_load(idx, m, w, wt) \
+ movq (m, round, 8), wt; \
+ bswapq wt; \
+ movq wt, ((idx&0xf)*8)(w);
+
+/*
+ * Update message schedule and return current value in wt:
+ *
+ * Wt = sigma1(W(t-2)) + W(t-7) + sigma0(W(t-15)) + W(t-16)
+ *
+ * sigma0(x) = ror(x, 1) ^ ror(x, 8) ^ (x >> 7)
+ * sigma1(x) = ror(x, 19) ^ ror(x, 61) ^ (x >> 6)
+ *
+ */
+#define sha512_message_schedule_update(idx, w, wt) \
+ movq (((idx-2)&0xf)*8)(w), wt; /* sigma1 */ \
+ movq wt, tmp1; /* sigma1 */ \
+ rorq $(61-19), tmp1; /* sigma1 */ \
+ xorq wt, tmp1; /* sigma1 */ \
+ rorq $19, tmp1; /* sigma1 */ \
+ shrq $6, wt; /* sigma1 */ \
+ xorq tmp1, wt; /* sigma1 */ \
+ \
+ addq (((idx-7)&0xf)*8)(w), wt; /* Wt-7 */ \
+ addq (((idx-16)&0xf)*8)(w), wt; /* Wt-16 */ \
+ \
+ movq (((idx-15)&0xf)*8)(w), tmp2; /* sigma0 */ \
+ movq tmp2, tmp3; /* sigma0 */ \
+ rorq $(8-1), tmp2; /* sigma0 */ \
+ xorq tmp3, tmp2; /* sigma0 */ \
+ rorq $1, tmp2; /* sigma0 */ \
+ shrq $7, tmp3; /* sigma0 */ \
+ xorq tmp3, tmp2; /* sigma0 */ \
+ addq tmp2, wt; /* sigma0 */ \
+ \
+ movq wt, ((idx&0xf)*8)(w);
+
+/*
+ * Compute a SHA-512 round:
+ *
+ * T1 = h + Sigma1(e) + Ch(e, f, g) + Kt + Wt
+ * T2 = Sigma0(a) + Maj(a, b, c)
+ *
+ * Sigma0(x) = ror(x, 28) ^ ror(x, 34) ^ ror(x, 39)
+ * Sigma1(x) = ror(x, 14) ^ ror(x, 18) ^ ror(x, 41)
+ * Ch(x, y, z) = (x & y) ^ (~x & z) = ((y ^ z) & x) ^ z
+ * Maj(x, y, z) = (x & y) ^ (x & z) ^ (y & z) = ((y ^ z) & x) ^ (y & z)
+ *
+ * Upon completion d = d + T1, h = T1 + T2, pending rotation.
+ */
+#define sha512_round(idx, a, b, c, d, e, f, g, h, k, w, wt) \
+ addq wt, h; /* T1 Wt */ \
+ addq (k512, round, 8), h; /* T1 Kt */ \
+ \
+ movq e, tmp1; /* T1 Sigma1 */ \
+ rorq $(41-18), tmp1; /* T1 Sigma1 */ \
+ xorq e, tmp1; /* T1 Sigma1 */ \
+ rorq $(18-14), tmp1; /* T1 Sigma1 */ \
+ xorq e, tmp1; /* T1 Sigma1 */ \
+ rorq $14, tmp1; /* T1 Sigma1 */ \
+ addq tmp1, h; /* T1 Sigma1 */ \
+ \
+ movq f, tmp2; /* T1 Ch */ \
+ xorq g, tmp2; /* T1 Ch */ \
+ andq e, tmp2; /* T1 Ch */ \
+ xorq g, tmp2; /* T1 Ch */ \
+ addq tmp2, h; /* T1 Ch */ \
+ \
+ addq h, d; /* d += T1 */ \
+ \
+ movq a, tmp1; /* T2 Sigma0 */ \
+ rorq $(39-34), tmp1; /* T2 Sigma0 */ \
+ xorq a, tmp1; /* T2 Sigma0 */ \
+ rorq $(34-28), tmp1; /* T2 Sigma0 */ \
+ xorq a, tmp1; /* T2 Sigma0 */ \
+ rorq $28, tmp1; /* T2 Sigma0 */ \
+ addq tmp1, h; /* T2 Sigma0 */ \
+ \
+ movq b, tmp2; /* T2 Maj */ \
+ xorq c, tmp2; /* T2 Maj */ \
+ andq a, tmp2; /* T2 Maj */ \
+ movq b, tmp3; /* T2 Maj */ \
+ andq c, tmp3; /* T2 Maj */ \
+ xorq tmp2, tmp3; /* T2 Maj */ \
+ addq tmp3, h; /* T2 Maj */ \
+ \
+ addq $1, round;
+
+#define sha512_round_load(idx, a, b, c, d, e, f, g, h) \
+ sha512_message_schedule_load(idx, in, %rsp, tmp0) \
+ sha512_round(idx, a, b, c, d, e, f, g, h, k512, %rsp, tmp0)
+
+#define sha512_round_update(idx, a, b, c, d, e, f, g, h) \
+ sha512_message_schedule_update(idx, %rsp, tmp0) \
+ sha512_round(idx, a, b, c, d, e, f, g, h, k512, %rsp, tmp0)
+
+.text
+
+/*
+ * void sha512_block_generic(SHA512_CTX *ctx, const void *in, size_t num);
+ *
+ * Standard x86-64 ABI: rdi = ctx, rsi = in, rdx = num
+ */
+.align 16
+.globl sha512_block_generic
+.type sha512_block_generic,@function
+sha512_block_generic:
+ _CET_ENDBR
+
+ /* Save callee save registers. */
+ pushq %rbx
+ pushq %rbp
+ pushq %r12
+ pushq %r13
+ pushq %r14
+ pushq %r15
+
+ /* Allocate space for message schedule and context pointer. */
+ movq %rsp, %rax
+ subq $(128+3*8), %rsp
+ andq $~63, %rsp
+ movq %rax, (128+2*8)(%rsp)
+ movq ctx, (128+1*8)(%rsp)
+
+ /* Compute and store end of message. */
+ shlq $7, num
+ leaq (in, num, 1), %rbx
+ movq %rbx, (128+0*8)(%rsp)
+
+ /* Address of SHA-512 constants. */
+ leaq K512(%rip), k512
+
+ /* Load current hash state from context. */
+ movq (0*8)(ctx), hs0
+ movq (1*8)(ctx), hs1
+ movq (2*8)(ctx), hs2
+ movq (3*8)(ctx), hs3
+ movq (4*8)(ctx), hs4
+ movq (5*8)(ctx), hs5
+ movq (6*8)(ctx), hs6
+ movq (7*8)(ctx), hs7
+
+ jmp .Lblock_loop0
+
+.align 16
+.Lblock_loop0:
+ mov $0, round
+
+ /* Round 0 through 15. */
+ sha512_round_load(0, hs0, hs1, hs2, hs3, hs4, hs5, hs6, hs7)
+ sha512_round_load(1, hs7, hs0, hs1, hs2, hs3, hs4, hs5, hs6)
+ sha512_round_load(2, hs6, hs7, hs0, hs1, hs2, hs3, hs4, hs5)
+ sha512_round_load(3, hs5, hs6, hs7, hs0, hs1, hs2, hs3, hs4)
+ sha512_round_load(4, hs4, hs5, hs6, hs7, hs0, hs1, hs2, hs3)
+ sha512_round_load(5, hs3, hs4, hs5, hs6, hs7, hs0, hs1, hs2)
+ sha512_round_load(6, hs2, hs3, hs4, hs5, hs6, hs7, hs0, hs1)
+ sha512_round_load(7, hs1, hs2, hs3, hs4, hs5, hs6, hs7, hs0)
+ sha512_round_load(8, hs0, hs1, hs2, hs3, hs4, hs5, hs6, hs7)
+ sha512_round_load(9, hs7, hs0, hs1, hs2, hs3, hs4, hs5, hs6)
+ sha512_round_load(10, hs6, hs7, hs0, hs1, hs2, hs3, hs4, hs5)
+ sha512_round_load(11, hs5, hs6, hs7, hs0, hs1, hs2, hs3, hs4)
+ sha512_round_load(12, hs4, hs5, hs6, hs7, hs0, hs1, hs2, hs3)
+ sha512_round_load(13, hs3, hs4, hs5, hs6, hs7, hs0, hs1, hs2)
+ sha512_round_load(14, hs2, hs3, hs4, hs5, hs6, hs7, hs0, hs1)
+ sha512_round_load(15, hs1, hs2, hs3, hs4, hs5, hs6, hs7, hs0)
+
+ jmp .Lblock_loop16
+
+.align 16
+.Lblock_loop16:
+ /* Round 16 through 79. */
+ sha512_round_update(16, hs0, hs1, hs2, hs3, hs4, hs5, hs6, hs7)
+ sha512_round_update(17, hs7, hs0, hs1, hs2, hs3, hs4, hs5, hs6)
+ sha512_round_update(18, hs6, hs7, hs0, hs1, hs2, hs3, hs4, hs5)
+ sha512_round_update(19, hs5, hs6, hs7, hs0, hs1, hs2, hs3, hs4)
+ sha512_round_update(20, hs4, hs5, hs6, hs7, hs0, hs1, hs2, hs3)
+ sha512_round_update(21, hs3, hs4, hs5, hs6, hs7, hs0, hs1, hs2)
+ sha512_round_update(22, hs2, hs3, hs4, hs5, hs6, hs7, hs0, hs1)
+ sha512_round_update(23, hs1, hs2, hs3, hs4, hs5, hs6, hs7, hs0)
+ sha512_round_update(24, hs0, hs1, hs2, hs3, hs4, hs5, hs6, hs7)
+ sha512_round_update(25, hs7, hs0, hs1, hs2, hs3, hs4, hs5, hs6)
+ sha512_round_update(26, hs6, hs7, hs0, hs1, hs2, hs3, hs4, hs5)
+ sha512_round_update(27, hs5, hs6, hs7, hs0, hs1, hs2, hs3, hs4)
+ sha512_round_update(28, hs4, hs5, hs6, hs7, hs0, hs1, hs2, hs3)
+ sha512_round_update(29, hs3, hs4, hs5, hs6, hs7, hs0, hs1, hs2)
+ sha512_round_update(30, hs2, hs3, hs4, hs5, hs6, hs7, hs0, hs1)
+ sha512_round_update(31, hs1, hs2, hs3, hs4, hs5, hs6, hs7, hs0)
+
+ cmp $80, round
+ jb .Lblock_loop16
+
+ movq (128+1*8)(%rsp), ctx
+
+ /* Add intermediate state to hash state. */
+ addq (0*8)(ctx), hs0
+ addq (1*8)(ctx), hs1
+ addq (2*8)(ctx), hs2
+ addq (3*8)(ctx), hs3
+ addq (4*8)(ctx), hs4
+ addq (5*8)(ctx), hs5
+ addq (6*8)(ctx), hs6
+ addq (7*8)(ctx), hs7
+
+ /* Store new hash state to context. */
+ movq hs0, (0*8)(ctx)
+ movq hs1, (1*8)(ctx)
+ movq hs2, (2*8)(ctx)
+ movq hs3, (3*8)(ctx)
+ movq hs4, (4*8)(ctx)
+ movq hs5, (5*8)(ctx)
+ movq hs6, (6*8)(ctx)
+ movq hs7, (7*8)(ctx)
+
+ addq $128, in
+ cmpq (128+0*8)(%rsp), in
+ jb .Lblock_loop0
+
+ movq (128+2*8)(%rsp), %rsp
+
+ /* Restore callee save registers. */
+ popq %r15
+ popq %r14
+ popq %r13
+ popq %r12
+ popq %rbp
+ popq %rbx
+
+ ret
+
+/*
+ * SHA-512 constants - see FIPS 180-4 section 4.2.3.
+ */
+.rodata
+.align 64
+.type K512,@object
+K512:
+.quad 0x428a2f98d728ae22, 0x7137449123ef65cd, 0xb5c0fbcfec4d3b2f, 0xe9b5dba58189dbbc
+.quad 0x3956c25bf348b538, 0x59f111f1b605d019, 0x923f82a4af194f9b, 0xab1c5ed5da6d8118
+.quad 0xd807aa98a3030242, 0x12835b0145706fbe, 0x243185be4ee4b28c, 0x550c7dc3d5ffb4e2
+.quad 0x72be5d74f27b896f, 0x80deb1fe3b1696b1, 0x9bdc06a725c71235, 0xc19bf174cf692694
+.quad 0xe49b69c19ef14ad2, 0xefbe4786384f25e3, 0x0fc19dc68b8cd5b5, 0x240ca1cc77ac9c65
+.quad 0x2de92c6f592b0275, 0x4a7484aa6ea6e483, 0x5cb0a9dcbd41fbd4, 0x76f988da831153b5
+.quad 0x983e5152ee66dfab, 0xa831c66d2db43210, 0xb00327c898fb213f, 0xbf597fc7beef0ee4
+.quad 0xc6e00bf33da88fc2, 0xd5a79147930aa725, 0x06ca6351e003826f, 0x142929670a0e6e70
+.quad 0x27b70a8546d22ffc, 0x2e1b21385c26c926, 0x4d2c6dfc5ac42aed, 0x53380d139d95b3df
+.quad 0x650a73548baf63de, 0x766a0abb3c77b2a8, 0x81c2c92e47edaee6, 0x92722c851482353b
+.quad 0xa2bfe8a14cf10364, 0xa81a664bbc423001, 0xc24b8b70d0f89791, 0xc76c51a30654be30
+.quad 0xd192e819d6ef5218, 0xd69906245565a910, 0xf40e35855771202a, 0x106aa07032bbd1b8
+.quad 0x19a4c116b8d2d0c8, 0x1e376c085141ab53, 0x2748774cdf8eeb99, 0x34b0bcb5e19b48a8
+.quad 0x391c0cb3c5c95a63, 0x4ed8aa4ae3418acb, 0x5b9cca4f7763e373, 0x682e6ff3d6b2b8a3
+.quad 0x748f82ee5defb2fc, 0x78a5636f43172f60, 0x84c87814a1f0ab72, 0x8cc702081a6439ec
+.quad 0x90befffa23631e28, 0xa4506cebde82bde9, 0xbef9a3f7b2c67915, 0xc67178f2e372532b
+.quad 0xca273eceea26619c, 0xd186b8c721c0c207, 0xeada7dd6cde0eb1e, 0xf57d4f7fee6ed178
+.quad 0x06f067aa72176fba, 0x0a637dc5a2c898a6, 0x113f9804bef90dae, 0x1b710b35131c471b
+.quad 0x28db77f523047d84, 0x32caab7b40c72493, 0x3c9ebe0a15c9bebc, 0x431d67c49c100d4c
+.quad 0x4cc5d4becb3e42b6, 0x597f299cfc657e2a, 0x5fcb6fab3ad6faec, 0x6c44198c4a475817
+.size K512,.-K512
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-24 12:41:09 +0000