mirror of
https://github.com/golang/go
synced 2024-11-11 23:50:22 -07:00
vendor: go get -u golang.org/x/crypto && go mod vendor
Pick up asm ppc64le implementations for internal/chacha20 and poly1305. Change-Id: Ide6fc91da3b10d1c3d9e8e00957c52be06a3cf93 Reviewed-on: https://go-review.googlesource.com/c/go/+/181877 Run-TryBot: Lynn Boger <laboger@linux.vnet.ibm.com> TryBot-Result: Gobot Gobot <gobot@golang.org> Reviewed-by: Carlos Eduardo Seo <cseo@linux.vnet.ibm.com>
This commit is contained in:
Lynn Boger
parent
f83c44e031
commit
6a9b22ce9d
@ -3,7 +3,7 @@ module std
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go 1.12
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require (
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golang.org/x/crypto v0.0.0-20190513172903-22d7a77e9e5f
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golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8
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golang.org/x/net v0.0.0-20190607172144-d5cec3884524
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golang.org/x/sys v0.0.0-20190529130038-5219a1e1c5f8 // indirect
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golang.org/x/text v0.3.2 // indirect
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@ -1,15 +1,11 @@
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golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
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golang.org/x/crypto v0.0.0-20190513172903-22d7a77e9e5f h1:R423Cnkcp5JABoeemiGEPlt9tHXFfw5kvc0yqlxRPWo=
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golang.org/x/crypto v0.0.0-20190513172903-22d7a77e9e5f/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
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golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8 h1:1wopBVtVdWnn03fZelqdXTqk7U7zPQCb+T4rbU9ZEoU=
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golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
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golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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golang.org/x/net v0.0.0-20190514140710-3ec191127204 h1:4yG6GqBtw9C+UrLp6s2wtSniayy/Vd/3F7ffLE427XI=
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golang.org/x/net v0.0.0-20190514140710-3ec191127204/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
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golang.org/x/net v0.0.0-20190607172144-d5cec3884524 h1:A4fHjHFi2zGH4/ziDBluIhhGzT/kAuTD1lKHLAztlG8=
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golang.org/x/net v0.0.0-20190607172144-d5cec3884524/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
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golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20190528183647-3626398d7749 h1:oG2HS+e2B9VqK95y67B5MgJIJhOPY27/m5uJKJhHzus=
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golang.org/x/sys v0.0.0-20190528183647-3626398d7749/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/sys v0.0.0-20190529130038-5219a1e1c5f8 h1:2WjIC11WRITGlVWmyLXKjzIVj1ZwoWZ//tadeUUV6/o=
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golang.org/x/sys v0.0.0-20190529130038-5219a1e1c5f8/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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golang.org/x/text v0.3.0/go.mod h1:NqM8EUOU14njkJ3fqMW+pc6Ldnwhi/IjpwHt7yyuwOQ=
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668
src/vendor/golang.org/x/crypto/internal/chacha20/asm_ppc64le.s
generated
vendored
Normal file
668
src/vendor/golang.org/x/crypto/internal/chacha20/asm_ppc64le.s
generated
vendored
Normal file
@ -0,0 +1,668 @@
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// Copyright 2019 The Go Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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// Based on CRYPTOGAMS code with the following comment:
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// # ====================================================================
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// # Written by Andy Polyakov <appro@openssl.org> for the OpenSSL
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// # project. The module is, however, dual licensed under OpenSSL and
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// # CRYPTOGAMS licenses depending on where you obtain it. For further
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// # details see http://www.openssl.org/~appro/cryptogams/.
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// # ====================================================================
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// Original code can be found at the link below:
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// https://github.com/dot-asm/cryptogams/commit/a60f5b50ed908e91e5c39ca79126a4a876d5d8ff
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// There are some differences between CRYPTOGAMS code and this one. The round
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// loop for "_int" isn't the same as the original. Some adjustments were
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// necessary because there are less vector registers available. For example, some
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// X variables (r12, r13, r14, and r15) share the same register used by the
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// counter. The original code uses ctr to name the counter. Here we use CNT
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// because golang uses CTR as the counter register name.
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// +build ppc64le,!gccgo,!appengine
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#include "textflag.h"
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#define OUT R3
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#define INP R4
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#define LEN R5
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#define KEY R6
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#define CNT R7
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#define TEMP R8
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#define X0 R11
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#define X1 R12
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#define X2 R14
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#define X3 R15
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#define X4 R16
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#define X5 R17
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#define X6 R18
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#define X7 R19
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#define X8 R20
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#define X9 R21
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#define X10 R22
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#define X11 R23
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#define X12 R24
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#define X13 R25
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#define X14 R26
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#define X15 R27
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#define CON0 X0
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#define CON1 X1
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#define CON2 X2
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#define CON3 X3
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#define KEY0 X4
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#define KEY1 X5
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#define KEY2 X6
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#define KEY3 X7
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#define KEY4 X8
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#define KEY5 X9
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#define KEY6 X10
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#define KEY7 X11
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#define CNT0 X12
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#define CNT1 X13
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#define CNT2 X14
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#define CNT3 X15
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#define TMP0 R9
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#define TMP1 R10
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#define TMP2 R28
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#define TMP3 R29
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#define CONSTS R8
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#define A0 V0
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#define B0 V1
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#define C0 V2
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#define D0 V3
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#define A1 V4
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#define B1 V5
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#define C1 V6
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#define D1 V7
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#define A2 V8
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#define B2 V9
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#define C2 V10
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#define D2 V11
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#define T0 V12
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#define T1 V13
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#define T2 V14
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#define K0 V15
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#define K1 V16
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#define K2 V17
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#define K3 V18
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#define K4 V19
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#define K5 V20
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#define FOUR V21
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#define SIXTEEN V22
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#define TWENTY4 V23
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#define TWENTY V24
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#define TWELVE V25
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#define TWENTY5 V26
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#define SEVEN V27
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#define INPPERM V28
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#define OUTPERM V29
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#define OUTMASK V30
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#define DD0 V31
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#define DD1 SEVEN
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#define DD2 T0
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#define DD3 T1
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#define DD4 T2
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DATA ·consts+0x00(SB)/8, $0x3320646e61707865
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DATA ·consts+0x08(SB)/8, $0x6b20657479622d32
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DATA ·consts+0x10(SB)/8, $0x0000000000000001
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DATA ·consts+0x18(SB)/8, $0x0000000000000000
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DATA ·consts+0x20(SB)/8, $0x0000000000000004
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DATA ·consts+0x28(SB)/8, $0x0000000000000000
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DATA ·consts+0x30(SB)/8, $0x0a0b08090e0f0c0d
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DATA ·consts+0x38(SB)/8, $0x0203000106070405
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DATA ·consts+0x40(SB)/8, $0x090a0b080d0e0f0c
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DATA ·consts+0x48(SB)/8, $0x0102030005060704
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GLOBL ·consts(SB), RODATA, $80
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//func chaCha20_ctr32_vmx(out, inp *byte, len int, key *[32]byte, counter *[16]byte)
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TEXT ·chaCha20_ctr32_vmx(SB),NOSPLIT|NOFRAME,$0
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// Load the arguments inside the registers
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MOVD out+0(FP), OUT
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MOVD inp+8(FP), INP
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MOVD len+16(FP), LEN
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MOVD key+24(FP), KEY
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MOVD counter+32(FP), CNT
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MOVD $·consts(SB), CONSTS // point to consts addr
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MOVD $16, X0
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MOVD $32, X1
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MOVD $48, X2
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MOVD $64, X3
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MOVD $31, X4
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MOVD $15, X5
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// Load key
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LVX (KEY)(R0), K1
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LVSR (KEY)(R0), T0
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LVX (KEY)(X0), K2
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LVX (KEY)(X4), DD0
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// Load counter
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LVX (CNT)(R0), K3
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LVSR (CNT)(R0), T1
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LVX (CNT)(X5), DD1
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// Load constants
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LVX (CONSTS)(R0), K0
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LVX (CONSTS)(X0), K5
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LVX (CONSTS)(X1), FOUR
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LVX (CONSTS)(X2), SIXTEEN
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LVX (CONSTS)(X3), TWENTY4
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// Align key and counter
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VPERM K2, K1, T0, K1
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VPERM DD0, K2, T0, K2
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VPERM DD1, K3, T1, K3
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// Load counter to GPR
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MOVWZ 0(CNT), CNT0
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MOVWZ 4(CNT), CNT1
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MOVWZ 8(CNT), CNT2
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MOVWZ 12(CNT), CNT3
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// Adjust vectors for the initial state
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VADDUWM K3, K5, K3
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VADDUWM K3, K5, K4
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VADDUWM K4, K5, K5
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// Synthesized constants
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VSPLTISW $-12, TWENTY
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VSPLTISW $12, TWELVE
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VSPLTISW $-7, TWENTY5
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VXOR T0, T0, T0
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VSPLTISW $-1, OUTMASK
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LVSR (INP)(R0), INPPERM
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LVSL (OUT)(R0), OUTPERM
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VPERM OUTMASK, T0, OUTPERM, OUTMASK
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loop_outer_vmx:
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// Load constant
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MOVD $0x61707865, CON0
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MOVD $0x3320646e, CON1
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MOVD $0x79622d32, CON2
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MOVD $0x6b206574, CON3
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VOR K0, K0, A0
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VOR K0, K0, A1
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VOR K0, K0, A2
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VOR K1, K1, B0
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MOVD $10, TEMP
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// Load key to GPR
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MOVWZ 0(KEY), X4
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MOVWZ 4(KEY), X5
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MOVWZ 8(KEY), X6
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MOVWZ 12(KEY), X7
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VOR K1, K1, B1
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VOR K1, K1, B2
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MOVWZ 16(KEY), X8
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MOVWZ 0(CNT), X12
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MOVWZ 20(KEY), X9
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MOVWZ 4(CNT), X13
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VOR K2, K2, C0
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VOR K2, K2, C1
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MOVWZ 24(KEY), X10
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MOVWZ 8(CNT), X14
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VOR K2, K2, C2
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VOR K3, K3, D0
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MOVWZ 28(KEY), X11
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MOVWZ 12(CNT), X15
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VOR K4, K4, D1
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VOR K5, K5, D2
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MOVD X4, TMP0
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MOVD X5, TMP1
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MOVD X6, TMP2
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MOVD X7, TMP3
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VSPLTISW $7, SEVEN
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MOVD TEMP, CTR
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loop_vmx:
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// CRYPTOGAMS uses a macro to create a loop using perl. This isn't possible
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// using assembly macros. Therefore, the macro expansion result was used
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// in order to maintain the algorithm efficiency.
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// This loop generates three keystream blocks using VMX instructions and,
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// in parallel, one keystream block using scalar instructions.
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ADD X4, X0, X0
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ADD X5, X1, X1
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VADDUWM A0, B0, A0
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VADDUWM A1, B1, A1
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ADD X6, X2, X2
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ADD X7, X3, X3
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VADDUWM A2, B2, A2
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VXOR D0, A0, D0
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XOR X0, X12, X12
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XOR X1, X13, X13
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VXOR D1, A1, D1
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VXOR D2, A2, D2
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XOR X2, X14, X14
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XOR X3, X15, X15
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VPERM D0, D0, SIXTEEN, D0
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VPERM D1, D1, SIXTEEN, D1
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ROTLW $16, X12, X12
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ROTLW $16, X13, X13
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VPERM D2, D2, SIXTEEN, D2
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VADDUWM C0, D0, C0
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ROTLW $16, X14, X14
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ROTLW $16, X15, X15
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VADDUWM C1, D1, C1
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VADDUWM C2, D2, C2
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ADD X12, X8, X8
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ADD X13, X9, X9
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VXOR B0, C0, T0
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VXOR B1, C1, T1
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ADD X14, X10, X10
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||||
ADD X15, X11, X11
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VXOR B2, C2, T2
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VRLW T0, TWELVE, B0
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XOR X8, X4, X4
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XOR X9, X5, X5
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VRLW T1, TWELVE, B1
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VRLW T2, TWELVE, B2
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XOR X10, X6, X6
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||||
XOR X11, X7, X7
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||||
VADDUWM A0, B0, A0
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VADDUWM A1, B1, A1
|
||||
ROTLW $12, X4, X4
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||||
ROTLW $12, X5, X5
|
||||
VADDUWM A2, B2, A2
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||||
VXOR D0, A0, D0
|
||||
ROTLW $12, X6, X6
|
||||
ROTLW $12, X7, X7
|
||||
VXOR D1, A1, D1
|
||||
VXOR D2, A2, D2
|
||||
ADD X4, X0, X0
|
||||
ADD X5, X1, X1
|
||||
VPERM D0, D0, TWENTY4, D0
|
||||
VPERM D1, D1, TWENTY4, D1
|
||||
ADD X6, X2, X2
|
||||
ADD X7, X3, X3
|
||||
VPERM D2, D2, TWENTY4, D2
|
||||
VADDUWM C0, D0, C0
|
||||
XOR X0, X12, X12
|
||||
XOR X1, X13, X13
|
||||
VADDUWM C1, D1, C1
|
||||
VADDUWM C2, D2, C2
|
||||
XOR X2, X14, X14
|
||||
XOR X3, X15, X15
|
||||
VXOR B0, C0, T0
|
||||
VXOR B1, C1, T1
|
||||
ROTLW $8, X12, X12
|
||||
ROTLW $8, X13, X13
|
||||
VXOR B2, C2, T2
|
||||
VRLW T0, SEVEN, B0
|
||||
ROTLW $8, X14, X14
|
||||
ROTLW $8, X15, X15
|
||||
VRLW T1, SEVEN, B1
|
||||
VRLW T2, SEVEN, B2
|
||||
ADD X12, X8, X8
|
||||
ADD X13, X9, X9
|
||||
VSLDOI $8, C0, C0, C0
|
||||
VSLDOI $8, C1, C1, C1
|
||||
ADD X14, X10, X10
|
||||
ADD X15, X11, X11
|
||||
VSLDOI $8, C2, C2, C2
|
||||
VSLDOI $12, B0, B0, B0
|
||||
XOR X8, X4, X4
|
||||
XOR X9, X5, X5
|
||||
VSLDOI $12, B1, B1, B1
|
||||
VSLDOI $12, B2, B2, B2
|
||||
XOR X10, X6, X6
|
||||
XOR X11, X7, X7
|
||||
VSLDOI $4, D0, D0, D0
|
||||
VSLDOI $4, D1, D1, D1
|
||||
ROTLW $7, X4, X4
|
||||
ROTLW $7, X5, X5
|
||||
VSLDOI $4, D2, D2, D2
|
||||
VADDUWM A0, B0, A0
|
||||
ROTLW $7, X6, X6
|
||||
ROTLW $7, X7, X7
|
||||
VADDUWM A1, B1, A1
|
||||
VADDUWM A2, B2, A2
|
||||
ADD X5, X0, X0
|
||||
ADD X6, X1, X1
|
||||
VXOR D0, A0, D0
|
||||
VXOR D1, A1, D1
|
||||
ADD X7, X2, X2
|
||||
ADD X4, X3, X3
|
||||
VXOR D2, A2, D2
|
||||
VPERM D0, D0, SIXTEEN, D0
|
||||
XOR X0, X15, X15
|
||||
XOR X1, X12, X12
|
||||
VPERM D1, D1, SIXTEEN, D1
|
||||
VPERM D2, D2, SIXTEEN, D2
|
||||
XOR X2, X13, X13
|
||||
XOR X3, X14, X14
|
||||
VADDUWM C0, D0, C0
|
||||
VADDUWM C1, D1, C1
|
||||
ROTLW $16, X15, X15
|
||||
ROTLW $16, X12, X12
|
||||
VADDUWM C2, D2, C2
|
||||
VXOR B0, C0, T0
|
||||
ROTLW $16, X13, X13
|
||||
ROTLW $16, X14, X14
|
||||
VXOR B1, C1, T1
|
||||
VXOR B2, C2, T2
|
||||
ADD X15, X10, X10
|
||||
ADD X12, X11, X11
|
||||
VRLW T0, TWELVE, B0
|
||||
VRLW T1, TWELVE, B1
|
||||
ADD X13, X8, X8
|
||||
ADD X14, X9, X9
|
||||
VRLW T2, TWELVE, B2
|
||||
VADDUWM A0, B0, A0
|
||||
XOR X10, X5, X5
|
||||
XOR X11, X6, X6
|
||||
VADDUWM A1, B1, A1
|
||||
VADDUWM A2, B2, A2
|
||||
XOR X8, X7, X7
|
||||
XOR X9, X4, X4
|
||||
VXOR D0, A0, D0
|
||||
VXOR D1, A1, D1
|
||||
ROTLW $12, X5, X5
|
||||
ROTLW $12, X6, X6
|
||||
VXOR D2, A2, D2
|
||||
VPERM D0, D0, TWENTY4, D0
|
||||
ROTLW $12, X7, X7
|
||||
ROTLW $12, X4, X4
|
||||
VPERM D1, D1, TWENTY4, D1
|
||||
VPERM D2, D2, TWENTY4, D2
|
||||
ADD X5, X0, X0
|
||||
ADD X6, X1, X1
|
||||
VADDUWM C0, D0, C0
|
||||
VADDUWM C1, D1, C1
|
||||
ADD X7, X2, X2
|
||||
ADD X4, X3, X3
|
||||
VADDUWM C2, D2, C2
|
||||
VXOR B0, C0, T0
|
||||
XOR X0, X15, X15
|
||||
XOR X1, X12, X12
|
||||
VXOR B1, C1, T1
|
||||
VXOR B2, C2, T2
|
||||
XOR X2, X13, X13
|
||||
XOR X3, X14, X14
|
||||
VRLW T0, SEVEN, B0
|
||||
VRLW T1, SEVEN, B1
|
||||
ROTLW $8, X15, X15
|
||||
ROTLW $8, X12, X12
|
||||
VRLW T2, SEVEN, B2
|
||||
VSLDOI $8, C0, C0, C0
|
||||
ROTLW $8, X13, X13
|
||||
ROTLW $8, X14, X14
|
||||
VSLDOI $8, C1, C1, C1
|
||||
VSLDOI $8, C2, C2, C2
|
||||
ADD X15, X10, X10
|
||||
ADD X12, X11, X11
|
||||
VSLDOI $4, B0, B0, B0
|
||||
VSLDOI $4, B1, B1, B1
|
||||
ADD X13, X8, X8
|
||||
ADD X14, X9, X9
|
||||
VSLDOI $4, B2, B2, B2
|
||||
VSLDOI $12, D0, D0, D0
|
||||
XOR X10, X5, X5
|
||||
XOR X11, X6, X6
|
||||
VSLDOI $12, D1, D1, D1
|
||||
VSLDOI $12, D2, D2, D2
|
||||
XOR X8, X7, X7
|
||||
XOR X9, X4, X4
|
||||
ROTLW $7, X5, X5
|
||||
ROTLW $7, X6, X6
|
||||
ROTLW $7, X7, X7
|
||||
ROTLW $7, X4, X4
|
||||
BC 0x10, 0, loop_vmx
|
||||
|
||||
SUB $256, LEN, LEN
|
||||
|
||||
// Accumulate key block
|
||||
ADD $0x61707865, X0, X0
|
||||
ADD $0x3320646e, X1, X1
|
||||
ADD $0x79622d32, X2, X2
|
||||
ADD $0x6b206574, X3, X3
|
||||
ADD TMP0, X4, X4
|
||||
ADD TMP1, X5, X5
|
||||
ADD TMP2, X6, X6
|
||||
ADD TMP3, X7, X7
|
||||
MOVWZ 16(KEY), TMP0
|
||||
MOVWZ 20(KEY), TMP1
|
||||
MOVWZ 24(KEY), TMP2
|
||||
MOVWZ 28(KEY), TMP3
|
||||
ADD TMP0, X8, X8
|
||||
ADD TMP1, X9, X9
|
||||
ADD TMP2, X10, X10
|
||||
ADD TMP3, X11, X11
|
||||
|
||||
MOVWZ 12(CNT), TMP0
|
||||
MOVWZ 8(CNT), TMP1
|
||||
MOVWZ 4(CNT), TMP2
|
||||
MOVWZ 0(CNT), TEMP
|
||||
ADD TMP0, X15, X15
|
||||
ADD TMP1, X14, X14
|
||||
ADD TMP2, X13, X13
|
||||
ADD TEMP, X12, X12
|
||||
|
||||
// Accumulate key block
|
||||
VADDUWM A0, K0, A0
|
||||
VADDUWM A1, K0, A1
|
||||
VADDUWM A2, K0, A2
|
||||
VADDUWM B0, K1, B0
|
||||
VADDUWM B1, K1, B1
|
||||
VADDUWM B2, K1, B2
|
||||
VADDUWM C0, K2, C0
|
||||
VADDUWM C1, K2, C1
|
||||
VADDUWM C2, K2, C2
|
||||
VADDUWM D0, K3, D0
|
||||
VADDUWM D1, K4, D1
|
||||
VADDUWM D2, K5, D2
|
||||
|
||||
// Increment counter
|
||||
ADD $4, TEMP, TEMP
|
||||
MOVW TEMP, 0(CNT)
|
||||
|
||||
VADDUWM K3, FOUR, K3
|
||||
VADDUWM K4, FOUR, K4
|
||||
VADDUWM K5, FOUR, K5
|
||||
|
||||
// XOR the input slice (INP) with the keystream, which is stored in GPRs (X0-X3).
|
||||
|
||||
// Load input (aligned or not)
|
||||
MOVWZ 0(INP), TMP0
|
||||
MOVWZ 4(INP), TMP1
|
||||
MOVWZ 8(INP), TMP2
|
||||
MOVWZ 12(INP), TMP3
|
||||
|
||||
// XOR with input
|
||||
XOR TMP0, X0, X0
|
||||
XOR TMP1, X1, X1
|
||||
XOR TMP2, X2, X2
|
||||
XOR TMP3, X3, X3
|
||||
MOVWZ 16(INP), TMP0
|
||||
MOVWZ 20(INP), TMP1
|
||||
MOVWZ 24(INP), TMP2
|
||||
MOVWZ 28(INP), TMP3
|
||||
XOR TMP0, X4, X4
|
||||
XOR TMP1, X5, X5
|
||||
XOR TMP2, X6, X6
|
||||
XOR TMP3, X7, X7
|
||||
MOVWZ 32(INP), TMP0
|
||||
MOVWZ 36(INP), TMP1
|
||||
MOVWZ 40(INP), TMP2
|
||||
MOVWZ 44(INP), TMP3
|
||||
XOR TMP0, X8, X8
|
||||
XOR TMP1, X9, X9
|
||||
XOR TMP2, X10, X10
|
||||
XOR TMP3, X11, X11
|
||||
MOVWZ 48(INP), TMP0
|
||||
MOVWZ 52(INP), TMP1
|
||||
MOVWZ 56(INP), TMP2
|
||||
MOVWZ 60(INP), TMP3
|
||||
XOR TMP0, X12, X12
|
||||
XOR TMP1, X13, X13
|
||||
XOR TMP2, X14, X14
|
||||
XOR TMP3, X15, X15
|
||||
|
||||
// Store output (aligned or not)
|
||||
MOVW X0, 0(OUT)
|
||||
MOVW X1, 4(OUT)
|
||||
MOVW X2, 8(OUT)
|
||||
MOVW X3, 12(OUT)
|
||||
|
||||
ADD $64, INP, INP // INP points to the end of the slice for the alignment code below
|
||||
|
||||
MOVW X4, 16(OUT)
|
||||
MOVD $16, TMP0
|
||||
MOVW X5, 20(OUT)
|
||||
MOVD $32, TMP1
|
||||
MOVW X6, 24(OUT)
|
||||
MOVD $48, TMP2
|
||||
MOVW X7, 28(OUT)
|
||||
MOVD $64, TMP3
|
||||
MOVW X8, 32(OUT)
|
||||
MOVW X9, 36(OUT)
|
||||
MOVW X10, 40(OUT)
|
||||
MOVW X11, 44(OUT)
|
||||
MOVW X12, 48(OUT)
|
||||
MOVW X13, 52(OUT)
|
||||
MOVW X14, 56(OUT)
|
||||
MOVW X15, 60(OUT)
|
||||
ADD $64, OUT, OUT
|
||||
|
||||
// Load input
|
||||
LVX (INP)(R0), DD0
|
||||
LVX (INP)(TMP0), DD1
|
||||
LVX (INP)(TMP1), DD2
|
||||
LVX (INP)(TMP2), DD3
|
||||
LVX (INP)(TMP3), DD4
|
||||
ADD $64, INP, INP
|
||||
|
||||
VPERM DD1, DD0, INPPERM, DD0 // Align input
|
||||
VPERM DD2, DD1, INPPERM, DD1
|
||||
VPERM DD3, DD2, INPPERM, DD2
|
||||
VPERM DD4, DD3, INPPERM, DD3
|
||||
VXOR A0, DD0, A0 // XOR with input
|
||||
VXOR B0, DD1, B0
|
||||
LVX (INP)(TMP0), DD1 // Keep loading input
|
||||
VXOR C0, DD2, C0
|
||||
LVX (INP)(TMP1), DD2
|
||||
VXOR D0, DD3, D0
|
||||
LVX (INP)(TMP2), DD3
|
||||
LVX (INP)(TMP3), DD0
|
||||
ADD $64, INP, INP
|
||||
MOVD $63, TMP3 // 63 is not a typo
|
||||
VPERM A0, A0, OUTPERM, A0
|
||||
VPERM B0, B0, OUTPERM, B0
|
||||
VPERM C0, C0, OUTPERM, C0
|
||||
VPERM D0, D0, OUTPERM, D0
|
||||
|
||||
VPERM DD1, DD4, INPPERM, DD4 // Align input
|
||||
VPERM DD2, DD1, INPPERM, DD1
|
||||
VPERM DD3, DD2, INPPERM, DD2
|
||||
VPERM DD0, DD3, INPPERM, DD3
|
||||
VXOR A1, DD4, A1
|
||||
VXOR B1, DD1, B1
|
||||
LVX (INP)(TMP0), DD1 // Keep loading
|
||||
VXOR C1, DD2, C1
|
||||
LVX (INP)(TMP1), DD2
|
||||
VXOR D1, DD3, D1
|
||||
LVX (INP)(TMP2), DD3
|
||||
|
||||
// Note that the LVX address is always rounded down to the nearest 16-byte
|
||||
// boundary, and that it always points to at most 15 bytes beyond the end of
|
||||
// the slice, so we cannot cross a page boundary.
|
||||
LVX (INP)(TMP3), DD4 // Redundant in aligned case.
|
||||
ADD $64, INP, INP
|
||||
VPERM A1, A1, OUTPERM, A1 // Pre-misalign output
|
||||
VPERM B1, B1, OUTPERM, B1
|
||||
VPERM C1, C1, OUTPERM, C1
|
||||
VPERM D1, D1, OUTPERM, D1
|
||||
|
||||
VPERM DD1, DD0, INPPERM, DD0 // Align Input
|
||||
VPERM DD2, DD1, INPPERM, DD1
|
||||
VPERM DD3, DD2, INPPERM, DD2
|
||||
VPERM DD4, DD3, INPPERM, DD3
|
||||
VXOR A2, DD0, A2
|
||||
VXOR B2, DD1, B2
|
||||
VXOR C2, DD2, C2
|
||||
VXOR D2, DD3, D2
|
||||
VPERM A2, A2, OUTPERM, A2
|
||||
VPERM B2, B2, OUTPERM, B2
|
||||
VPERM C2, C2, OUTPERM, C2
|
||||
VPERM D2, D2, OUTPERM, D2
|
||||
|
||||
ANDCC $15, OUT, X1 // Is out aligned?
|
||||
MOVD OUT, X0
|
||||
|
||||
VSEL A0, B0, OUTMASK, DD0 // Collect pre-misaligned output
|
||||
VSEL B0, C0, OUTMASK, DD1
|
||||
VSEL C0, D0, OUTMASK, DD2
|
||||
VSEL D0, A1, OUTMASK, DD3
|
||||
VSEL A1, B1, OUTMASK, B0
|
||||
VSEL B1, C1, OUTMASK, C0
|
||||
VSEL C1, D1, OUTMASK, D0
|
||||
VSEL D1, A2, OUTMASK, A1
|
||||
VSEL A2, B2, OUTMASK, B1
|
||||
VSEL B2, C2, OUTMASK, C1
|
||||
VSEL C2, D2, OUTMASK, D1
|
||||
|
||||
STVX DD0, (OUT+TMP0)
|
||||
STVX DD1, (OUT+TMP1)
|
||||
STVX DD2, (OUT+TMP2)
|
||||
ADD $64, OUT, OUT
|
||||
STVX DD3, (OUT+R0)
|
||||
STVX B0, (OUT+TMP0)
|
||||
STVX C0, (OUT+TMP1)
|
||||
STVX D0, (OUT+TMP2)
|
||||
ADD $64, OUT, OUT
|
||||
STVX A1, (OUT+R0)
|
||||
STVX B1, (OUT+TMP0)
|
||||
STVX C1, (OUT+TMP1)
|
||||
STVX D1, (OUT+TMP2)
|
||||
ADD $64, OUT, OUT
|
||||
|
||||
BEQ aligned_vmx
|
||||
|
||||
SUB X1, OUT, X2 // in misaligned case edges
|
||||
MOVD $0, X3 // are written byte-by-byte
|
||||
|
||||
unaligned_tail_vmx:
|
||||
STVEBX D2, (X2+X3)
|
||||
ADD $1, X3, X3
|
||||
CMPW X3, X1
|
||||
BNE unaligned_tail_vmx
|
||||
SUB X1, X0, X2
|
||||
|
||||
unaligned_head_vmx:
|
||||
STVEBX A0, (X2+X1)
|
||||
CMPW X1, $15
|
||||
ADD $1, X1, X1
|
||||
BNE unaligned_head_vmx
|
||||
|
||||
CMPU LEN, $255 // done with 256-byte block yet?
|
||||
BGT loop_outer_vmx
|
||||
|
||||
JMP done_vmx
|
||||
|
||||
aligned_vmx:
|
||||
STVX A0, (X0+R0)
|
||||
CMPU LEN, $255 // done with 256-byte block yet?
|
||||
BGT loop_outer_vmx
|
||||
|
||||
done_vmx:
|
||||
RET
|
||||
2
src/vendor/golang.org/x/crypto/internal/chacha20/chacha_noasm.go
generated
vendored
2
src/vendor/golang.org/x/crypto/internal/chacha20/chacha_noasm.go
generated
vendored
@ -2,7 +2,7 @@
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
// +build !arm64,!s390x arm64,!go1.11 gccgo appengine
|
||||
// +build !ppc64le,!arm64,!s390x arm64,!go1.11 gccgo appengine
|
||||
|
||||
package chacha20
|
||||
|
||||
|
||||
52
src/vendor/golang.org/x/crypto/internal/chacha20/chacha_ppc64le.go
generated
vendored
Normal file
52
src/vendor/golang.org/x/crypto/internal/chacha20/chacha_ppc64le.go
generated
vendored
Normal file
@ -0,0 +1,52 @@
|
||||
// Copyright 2019 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
// +build ppc64le,!gccgo,!appengine
|
||||
|
||||
package chacha20
|
||||
|
||||
import "encoding/binary"
|
||||
|
||||
const (
|
||||
bufSize = 256
|
||||
haveAsm = true
|
||||
)
|
||||
|
||||
//go:noescape
|
||||
func chaCha20_ctr32_vmx(out, inp *byte, len int, key *[8]uint32, counter *uint32)
|
||||
|
||||
func (c *Cipher) xorKeyStreamAsm(dst, src []byte) {
|
||||
if len(src) >= bufSize {
|
||||
chaCha20_ctr32_vmx(&dst[0], &src[0], len(src)-len(src)%bufSize, &c.key, &c.counter)
|
||||
}
|
||||
if len(src)%bufSize != 0 {
|
||||
chaCha20_ctr32_vmx(&c.buf[0], &c.buf[0], bufSize, &c.key, &c.counter)
|
||||
start := len(src) - len(src)%bufSize
|
||||
ts, td, tb := src[start:], dst[start:], c.buf[:]
|
||||
// Unroll loop to XOR 32 bytes per iteration.
|
||||
for i := 0; i < len(ts)-32; i += 32 {
|
||||
td, tb = td[:len(ts)], tb[:len(ts)] // bounds check elimination
|
||||
s0 := binary.LittleEndian.Uint64(ts[0:8])
|
||||
s1 := binary.LittleEndian.Uint64(ts[8:16])
|
||||
s2 := binary.LittleEndian.Uint64(ts[16:24])
|
||||
s3 := binary.LittleEndian.Uint64(ts[24:32])
|
||||
b0 := binary.LittleEndian.Uint64(tb[0:8])
|
||||
b1 := binary.LittleEndian.Uint64(tb[8:16])
|
||||
b2 := binary.LittleEndian.Uint64(tb[16:24])
|
||||
b3 := binary.LittleEndian.Uint64(tb[24:32])
|
||||
binary.LittleEndian.PutUint64(td[0:8], s0^b0)
|
||||
binary.LittleEndian.PutUint64(td[8:16], s1^b1)
|
||||
binary.LittleEndian.PutUint64(td[16:24], s2^b2)
|
||||
binary.LittleEndian.PutUint64(td[24:32], s3^b3)
|
||||
ts, td, tb = ts[32:], td[32:], tb[32:]
|
||||
}
|
||||
td, tb = td[:len(ts)], tb[:len(ts)] // bounds check elimination
|
||||
for i, v := range ts {
|
||||
td[i] = tb[i] ^ v
|
||||
}
|
||||
c.len = bufSize - (len(src) % bufSize)
|
||||
|
||||
}
|
||||
|
||||
}
|
||||
2
src/vendor/golang.org/x/crypto/poly1305/mac_noasm.go
generated
vendored
2
src/vendor/golang.org/x/crypto/poly1305/mac_noasm.go
generated
vendored
@ -2,7 +2,7 @@
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
// +build !amd64 gccgo appengine
|
||||
// +build !amd64,!ppc64le gccgo appengine
|
||||
|
||||
package poly1305
|
||||
|
||||
|
||||
2
src/vendor/golang.org/x/crypto/poly1305/sum_noasm.go
generated
vendored
2
src/vendor/golang.org/x/crypto/poly1305/sum_noasm.go
generated
vendored
@ -2,7 +2,7 @@
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
// +build s390x,!go1.11 !arm,!amd64,!s390x gccgo appengine nacl
|
||||
// +build s390x,!go1.11 !arm,!amd64,!s390x,!ppc64le gccgo appengine nacl
|
||||
|
||||
package poly1305
|
||||
|
||||
|
||||
68
src/vendor/golang.org/x/crypto/poly1305/sum_ppc64le.go
generated
vendored
Normal file
68
src/vendor/golang.org/x/crypto/poly1305/sum_ppc64le.go
generated
vendored
Normal file
@ -0,0 +1,68 @@
|
||||
// Copyright 2019 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
// +build ppc64le,!gccgo,!appengine
|
||||
|
||||
package poly1305
|
||||
|
||||
//go:noescape
|
||||
func initialize(state *[7]uint64, key *[32]byte)
|
||||
|
||||
//go:noescape
|
||||
func update(state *[7]uint64, msg []byte)
|
||||
|
||||
//go:noescape
|
||||
func finalize(tag *[TagSize]byte, state *[7]uint64)
|
||||
|
||||
// Sum generates an authenticator for m using a one-time key and puts the
|
||||
// 16-byte result into out. Authenticating two different messages with the same
|
||||
// key allows an attacker to forge messages at will.
|
||||
func Sum(out *[16]byte, m []byte, key *[32]byte) {
|
||||
h := newMAC(key)
|
||||
h.Write(m)
|
||||
h.Sum(out)
|
||||
}
|
||||
|
||||
func newMAC(key *[32]byte) (h mac) {
|
||||
initialize(&h.state, key)
|
||||
return
|
||||
}
|
||||
|
||||
type mac struct {
|
||||
state [7]uint64 // := uint64{ h0, h1, h2, r0, r1, pad0, pad1 }
|
||||
|
||||
buffer [TagSize]byte
|
||||
offset int
|
||||
}
|
||||
|
||||
func (h *mac) Write(p []byte) (n int, err error) {
|
||||
n = len(p)
|
||||
if h.offset > 0 {
|
||||
remaining := TagSize - h.offset
|
||||
if n < remaining {
|
||||
h.offset += copy(h.buffer[h.offset:], p)
|
||||
return n, nil
|
||||
}
|
||||
copy(h.buffer[h.offset:], p[:remaining])
|
||||
p = p[remaining:]
|
||||
h.offset = 0
|
||||
update(&h.state, h.buffer[:])
|
||||
}
|
||||
if nn := len(p) - (len(p) % TagSize); nn > 0 {
|
||||
update(&h.state, p[:nn])
|
||||
p = p[nn:]
|
||||
}
|
||||
if len(p) > 0 {
|
||||
h.offset += copy(h.buffer[h.offset:], p)
|
||||
}
|
||||
return n, nil
|
||||
}
|
||||
|
||||
func (h *mac) Sum(out *[16]byte) {
|
||||
state := h.state
|
||||
if h.offset > 0 {
|
||||
update(&state, h.buffer[:h.offset])
|
||||
}
|
||||
finalize(out, &state)
|
||||
}
|
||||
247
src/vendor/golang.org/x/crypto/poly1305/sum_ppc64le.s
generated
vendored
Normal file
247
src/vendor/golang.org/x/crypto/poly1305/sum_ppc64le.s
generated
vendored
Normal file
@ -0,0 +1,247 @@
|
||||
// Copyright 2019 The Go Authors. All rights reserved.
|
||||
// Use of this source code is governed by a BSD-style
|
||||
// license that can be found in the LICENSE file.
|
||||
|
||||
// +build ppc64le,!gccgo,!appengine
|
||||
|
||||
#include "textflag.h"
|
||||
|
||||
// This was ported from the amd64 implementation.
|
||||
|
||||
#define POLY1305_ADD(msg, h0, h1, h2, t0, t1, t2) \
|
||||
MOVD (msg), t0; \
|
||||
MOVD 8(msg), t1; \
|
||||
MOVD $1, t2; \
|
||||
ADDC t0, h0, h0; \
|
||||
ADDE t1, h1, h1; \
|
||||
ADDE t2, h2; \
|
||||
ADD $16, msg
|
||||
|
||||
#define POLY1305_MUL(h0, h1, h2, r0, r1, t0, t1, t2, t3, t4, t5) \
|
||||
MULLD r0, h0, t0; \
|
||||
MULLD r0, h1, t4; \
|
||||
MULHDU r0, h0, t1; \
|
||||
MULHDU r0, h1, t5; \
|
||||
ADDC t4, t1, t1; \
|
||||
MULLD r0, h2, t2; \
|
||||
ADDZE t5; \
|
||||
MULHDU r1, h0, t4; \
|
||||
MULLD r1, h0, h0; \
|
||||
ADD t5, t2, t2; \
|
||||
ADDC h0, t1, t1; \
|
||||
MULLD h2, r1, t3; \
|
||||
ADDZE t4, h0; \
|
||||
MULHDU r1, h1, t5; \
|
||||
MULLD r1, h1, t4; \
|
||||
ADDC t4, t2, t2; \
|
||||
ADDE t5, t3, t3; \
|
||||
ADDC h0, t2, t2; \
|
||||
MOVD $-4, t4; \
|
||||
MOVD t0, h0; \
|
||||
MOVD t1, h1; \
|
||||
ADDZE t3; \
|
||||
ANDCC $3, t2, h2; \
|
||||
AND t2, t4, t0; \
|
||||
ADDC t0, h0, h0; \
|
||||
ADDE t3, h1, h1; \
|
||||
SLD $62, t3, t4; \
|
||||
SRD $2, t2; \
|
||||
ADDZE h2; \
|
||||
OR t4, t2, t2; \
|
||||
SRD $2, t3; \
|
||||
ADDC t2, h0, h0; \
|
||||
ADDE t3, h1, h1; \
|
||||
ADDZE h2
|
||||
|
||||
DATA ·poly1305Mask<>+0x00(SB)/8, $0x0FFFFFFC0FFFFFFF
|
||||
DATA ·poly1305Mask<>+0x08(SB)/8, $0x0FFFFFFC0FFFFFFC
|
||||
GLOBL ·poly1305Mask<>(SB), RODATA, $16
|
||||
|
||||
// func update(state *[7]uint64, msg []byte)
|
||||
|
||||
TEXT ·update(SB), $0-32
|
||||
MOVD state+0(FP), R3
|
||||
MOVD msg_base+8(FP), R4
|
||||
MOVD msg_len+16(FP), R5
|
||||
|
||||
MOVD 0(R3), R8 // h0
|
||||
MOVD 8(R3), R9 // h1
|
||||
MOVD 16(R3), R10 // h2
|
||||
MOVD 24(R3), R11 // r0
|
||||
MOVD 32(R3), R12 // r1
|
||||
|
||||
CMP R5, $16
|
||||
BLT bytes_between_0_and_15
|
||||
|
||||
loop:
|
||||
POLY1305_ADD(R4, R8, R9, R10, R20, R21, R22)
|
||||
|
||||
multiply:
|
||||
POLY1305_MUL(R8, R9, R10, R11, R12, R16, R17, R18, R14, R20, R21)
|
||||
ADD $-16, R5
|
||||
CMP R5, $16
|
||||
BGE loop
|
||||
|
||||
bytes_between_0_and_15:
|
||||
CMP $0, R5
|
||||
BEQ done
|
||||
MOVD $0, R16 // h0
|
||||
MOVD $0, R17 // h1
|
||||
|
||||
flush_buffer:
|
||||
CMP R5, $8
|
||||
BLE just1
|
||||
|
||||
MOVD $8, R21
|
||||
SUB R21, R5, R21
|
||||
|
||||
// Greater than 8 -- load the rightmost remaining bytes in msg
|
||||
// and put into R17 (h1)
|
||||
MOVD (R4)(R21), R17
|
||||
MOVD $16, R22
|
||||
|
||||
// Find the offset to those bytes
|
||||
SUB R5, R22, R22
|
||||
SLD $3, R22
|
||||
|
||||
// Shift to get only the bytes in msg
|
||||
SRD R22, R17, R17
|
||||
|
||||
// Put 1 at high end
|
||||
MOVD $1, R23
|
||||
SLD $3, R21
|
||||
SLD R21, R23, R23
|
||||
OR R23, R17, R17
|
||||
|
||||
// Remainder is 8
|
||||
MOVD $8, R5
|
||||
|
||||
just1:
|
||||
CMP R5, $8
|
||||
BLT less8
|
||||
|
||||
// Exactly 8
|
||||
MOVD (R4), R16
|
||||
|
||||
CMP $0, R17
|
||||
|
||||
// Check if we've already set R17; if not
|
||||
// set 1 to indicate end of msg.
|
||||
BNE carry
|
||||
MOVD $1, R17
|
||||
BR carry
|
||||
|
||||
less8:
|
||||
MOVD $0, R16 // h0
|
||||
MOVD $0, R22 // shift count
|
||||
CMP R5, $4
|
||||
BLT less4
|
||||
MOVWZ (R4), R16
|
||||
ADD $4, R4
|
||||
ADD $-4, R5
|
||||
MOVD $32, R22
|
||||
|
||||
less4:
|
||||
CMP R5, $2
|
||||
BLT less2
|
||||
MOVHZ (R4), R21
|
||||
SLD R22, R21, R21
|
||||
OR R16, R21, R16
|
||||
ADD $16, R22
|
||||
ADD $-2, R5
|
||||
ADD $2, R4
|
||||
|
||||
less2:
|
||||
CMP $0, R5
|
||||
BEQ insert1
|
||||
MOVBZ (R4), R21
|
||||
SLD R22, R21, R21
|
||||
OR R16, R21, R16
|
||||
ADD $8, R22
|
||||
|
||||
insert1:
|
||||
// Insert 1 at end of msg
|
||||
MOVD $1, R21
|
||||
SLD R22, R21, R21
|
||||
OR R16, R21, R16
|
||||
|
||||
carry:
|
||||
// Add new values to h0, h1, h2
|
||||
ADDC R16, R8
|
||||
ADDE R17, R9
|
||||
ADDE $0, R10
|
||||
MOVD $16, R5
|
||||
ADD R5, R4
|
||||
BR multiply
|
||||
|
||||
done:
|
||||
// Save h0, h1, h2 in state
|
||||
MOVD R8, 0(R3)
|
||||
MOVD R9, 8(R3)
|
||||
MOVD R10, 16(R3)
|
||||
RET
|
||||
|
||||
// func initialize(state *[7]uint64, key *[32]byte)
|
||||
TEXT ·initialize(SB), $0-16
|
||||
MOVD state+0(FP), R3
|
||||
MOVD key+8(FP), R4
|
||||
|
||||
// state[0...7] is initialized with zero
|
||||
// Load key
|
||||
MOVD 0(R4), R5
|
||||
MOVD 8(R4), R6
|
||||
MOVD 16(R4), R7
|
||||
MOVD 24(R4), R8
|
||||
|
||||
// Address of key mask
|
||||
MOVD $·poly1305Mask<>(SB), R9
|
||||
|
||||
// Save original key in state
|
||||
MOVD R7, 40(R3)
|
||||
MOVD R8, 48(R3)
|
||||
|
||||
// Get mask
|
||||
MOVD (R9), R7
|
||||
MOVD 8(R9), R8
|
||||
|
||||
// And with key
|
||||
AND R5, R7, R5
|
||||
AND R6, R8, R6
|
||||
|
||||
// Save masked key in state
|
||||
MOVD R5, 24(R3)
|
||||
MOVD R6, 32(R3)
|
||||
RET
|
||||
|
||||
// func finalize(tag *[TagSize]byte, state *[7]uint64)
|
||||
TEXT ·finalize(SB), $0-16
|
||||
MOVD tag+0(FP), R3
|
||||
MOVD state+8(FP), R4
|
||||
|
||||
// Get h0, h1, h2 from state
|
||||
MOVD 0(R4), R5
|
||||
MOVD 8(R4), R6
|
||||
MOVD 16(R4), R7
|
||||
|
||||
// Save h0, h1
|
||||
MOVD R5, R8
|
||||
MOVD R6, R9
|
||||
MOVD $3, R20
|
||||
MOVD $-1, R21
|
||||
SUBC $-5, R5
|
||||
SUBE R21, R6
|
||||
SUBE R20, R7
|
||||
MOVD $0, R21
|
||||
SUBZE R21
|
||||
|
||||
// Check for carry
|
||||
CMP $0, R21
|
||||
ISEL $2, R5, R8, R5
|
||||
ISEL $2, R6, R9, R6
|
||||
MOVD 40(R4), R8
|
||||
MOVD 48(R4), R9
|
||||
ADDC R8, R5
|
||||
ADDE R9, R6
|
||||
MOVD R5, 0(R3)
|
||||
MOVD R6, 8(R3)
|
||||
RET
|
||||
2
src/vendor/modules.txt
vendored
2
src/vendor/modules.txt
vendored
@ -1,4 +1,4 @@
|
||||
# golang.org/x/crypto v0.0.0-20190513172903-22d7a77e9e5f
|
||||
# golang.org/x/crypto v0.0.0-20190611184440-5c40567a22f8
|
||||
golang.org/x/crypto/chacha20poly1305
|
||||
golang.org/x/crypto/cryptobyte
|
||||
golang.org/x/crypto/cryptobyte/asn1
|
||||
|
||||
Loading…
Reference in New Issue
Block a user