mirror of
https://github.com/Luzifer/vault-openvpn.git
synced 2024-12-27 23:31:20 +00:00
463 lines
16 KiB
ArmAsm
463 lines
16 KiB
ArmAsm
// Copyright 2016 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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// +build amd64,!gccgo,!appengine
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#include "textflag.h"
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DATA iv0<>+0x00(SB)/4, $0x6a09e667
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DATA iv0<>+0x04(SB)/4, $0xbb67ae85
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DATA iv0<>+0x08(SB)/4, $0x3c6ef372
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DATA iv0<>+0x0c(SB)/4, $0xa54ff53a
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GLOBL iv0<>(SB), (NOPTR+RODATA), $16
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DATA iv1<>+0x00(SB)/4, $0x510e527f
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DATA iv1<>+0x04(SB)/4, $0x9b05688c
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DATA iv1<>+0x08(SB)/4, $0x1f83d9ab
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DATA iv1<>+0x0c(SB)/4, $0x5be0cd19
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GLOBL iv1<>(SB), (NOPTR+RODATA), $16
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DATA rol16<>+0x00(SB)/8, $0x0504070601000302
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DATA rol16<>+0x08(SB)/8, $0x0D0C0F0E09080B0A
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GLOBL rol16<>(SB), (NOPTR+RODATA), $16
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DATA rol8<>+0x00(SB)/8, $0x0407060500030201
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DATA rol8<>+0x08(SB)/8, $0x0C0F0E0D080B0A09
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GLOBL rol8<>(SB), (NOPTR+RODATA), $16
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DATA counter<>+0x00(SB)/8, $0x40
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DATA counter<>+0x08(SB)/8, $0x0
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GLOBL counter<>(SB), (NOPTR+RODATA), $16
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#define ROTL_SSE2(n, t, v) \
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MOVO v, t; \
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PSLLL $n, t; \
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PSRLL $(32-n), v; \
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PXOR t, v
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#define ROTL_SSSE3(c, v) \
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PSHUFB c, v
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#define ROUND_SSE2(v0, v1, v2, v3, m0, m1, m2, m3, t) \
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PADDL m0, v0; \
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PADDL v1, v0; \
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PXOR v0, v3; \
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ROTL_SSE2(16, t, v3); \
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PADDL v3, v2; \
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PXOR v2, v1; \
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ROTL_SSE2(20, t, v1); \
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PADDL m1, v0; \
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PADDL v1, v0; \
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PXOR v0, v3; \
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ROTL_SSE2(24, t, v3); \
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PADDL v3, v2; \
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PXOR v2, v1; \
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ROTL_SSE2(25, t, v1); \
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PSHUFL $0x39, v1, v1; \
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PSHUFL $0x4E, v2, v2; \
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PSHUFL $0x93, v3, v3; \
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PADDL m2, v0; \
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PADDL v1, v0; \
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PXOR v0, v3; \
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ROTL_SSE2(16, t, v3); \
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PADDL v3, v2; \
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PXOR v2, v1; \
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ROTL_SSE2(20, t, v1); \
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PADDL m3, v0; \
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PADDL v1, v0; \
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PXOR v0, v3; \
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ROTL_SSE2(24, t, v3); \
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PADDL v3, v2; \
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PXOR v2, v1; \
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ROTL_SSE2(25, t, v1); \
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PSHUFL $0x39, v3, v3; \
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PSHUFL $0x4E, v2, v2; \
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PSHUFL $0x93, v1, v1
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#define ROUND_SSSE3(v0, v1, v2, v3, m0, m1, m2, m3, t, c16, c8) \
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PADDL m0, v0; \
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PADDL v1, v0; \
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PXOR v0, v3; \
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ROTL_SSSE3(c16, v3); \
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PADDL v3, v2; \
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PXOR v2, v1; \
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ROTL_SSE2(20, t, v1); \
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PADDL m1, v0; \
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PADDL v1, v0; \
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PXOR v0, v3; \
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ROTL_SSSE3(c8, v3); \
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PADDL v3, v2; \
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PXOR v2, v1; \
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ROTL_SSE2(25, t, v1); \
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PSHUFL $0x39, v1, v1; \
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PSHUFL $0x4E, v2, v2; \
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PSHUFL $0x93, v3, v3; \
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PADDL m2, v0; \
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PADDL v1, v0; \
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PXOR v0, v3; \
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ROTL_SSSE3(c16, v3); \
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PADDL v3, v2; \
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PXOR v2, v1; \
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ROTL_SSE2(20, t, v1); \
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PADDL m3, v0; \
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PADDL v1, v0; \
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PXOR v0, v3; \
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ROTL_SSSE3(c8, v3); \
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PADDL v3, v2; \
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PXOR v2, v1; \
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ROTL_SSE2(25, t, v1); \
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PSHUFL $0x39, v3, v3; \
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PSHUFL $0x4E, v2, v2; \
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PSHUFL $0x93, v1, v1
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#define LOAD_MSG_SSE4(m0, m1, m2, m3, src, i0, i1, i2, i3, i4, i5, i6, i7, i8, i9, i10, i11, i12, i13, i14, i15) \
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MOVL i0*4(src), m0; \
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PINSRD $1, i1*4(src), m0; \
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PINSRD $2, i2*4(src), m0; \
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PINSRD $3, i3*4(src), m0; \
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MOVL i4*4(src), m1; \
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PINSRD $1, i5*4(src), m1; \
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PINSRD $2, i6*4(src), m1; \
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PINSRD $3, i7*4(src), m1; \
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MOVL i8*4(src), m2; \
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PINSRD $1, i9*4(src), m2; \
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PINSRD $2, i10*4(src), m2; \
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PINSRD $3, i11*4(src), m2; \
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MOVL i12*4(src), m3; \
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PINSRD $1, i13*4(src), m3; \
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PINSRD $2, i14*4(src), m3; \
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PINSRD $3, i15*4(src), m3
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#define PRECOMPUTE_MSG(dst, off, src, R8, R9, R10, R11, R12, R13, R14, R15) \
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MOVQ 0*4(src), R8; \
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MOVQ 2*4(src), R9; \
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MOVQ 4*4(src), R10; \
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MOVQ 6*4(src), R11; \
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MOVQ 8*4(src), R12; \
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MOVQ 10*4(src), R13; \
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MOVQ 12*4(src), R14; \
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MOVQ 14*4(src), R15; \
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\
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MOVL R8, 0*4+off+0(dst); \
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MOVL R8, 9*4+off+64(dst); \
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MOVL R8, 5*4+off+128(dst); \
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MOVL R8, 14*4+off+192(dst); \
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MOVL R8, 4*4+off+256(dst); \
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MOVL R8, 2*4+off+320(dst); \
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MOVL R8, 8*4+off+384(dst); \
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MOVL R8, 12*4+off+448(dst); \
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MOVL R8, 3*4+off+512(dst); \
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MOVL R8, 15*4+off+576(dst); \
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SHRQ $32, R8; \
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MOVL R8, 4*4+off+0(dst); \
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MOVL R8, 8*4+off+64(dst); \
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MOVL R8, 14*4+off+128(dst); \
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MOVL R8, 5*4+off+192(dst); \
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MOVL R8, 12*4+off+256(dst); \
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MOVL R8, 11*4+off+320(dst); \
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MOVL R8, 1*4+off+384(dst); \
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MOVL R8, 6*4+off+448(dst); \
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MOVL R8, 10*4+off+512(dst); \
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MOVL R8, 3*4+off+576(dst); \
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\
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MOVL R9, 1*4+off+0(dst); \
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MOVL R9, 13*4+off+64(dst); \
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MOVL R9, 6*4+off+128(dst); \
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MOVL R9, 8*4+off+192(dst); \
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MOVL R9, 2*4+off+256(dst); \
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MOVL R9, 0*4+off+320(dst); \
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MOVL R9, 14*4+off+384(dst); \
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MOVL R9, 11*4+off+448(dst); \
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MOVL R9, 12*4+off+512(dst); \
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MOVL R9, 4*4+off+576(dst); \
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SHRQ $32, R9; \
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MOVL R9, 5*4+off+0(dst); \
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MOVL R9, 15*4+off+64(dst); \
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MOVL R9, 9*4+off+128(dst); \
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MOVL R9, 1*4+off+192(dst); \
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MOVL R9, 11*4+off+256(dst); \
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MOVL R9, 7*4+off+320(dst); \
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MOVL R9, 13*4+off+384(dst); \
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MOVL R9, 3*4+off+448(dst); \
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MOVL R9, 6*4+off+512(dst); \
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MOVL R9, 10*4+off+576(dst); \
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\
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MOVL R10, 2*4+off+0(dst); \
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MOVL R10, 1*4+off+64(dst); \
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MOVL R10, 15*4+off+128(dst); \
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MOVL R10, 10*4+off+192(dst); \
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MOVL R10, 6*4+off+256(dst); \
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MOVL R10, 8*4+off+320(dst); \
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MOVL R10, 3*4+off+384(dst); \
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MOVL R10, 13*4+off+448(dst); \
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MOVL R10, 14*4+off+512(dst); \
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MOVL R10, 5*4+off+576(dst); \
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SHRQ $32, R10; \
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MOVL R10, 6*4+off+0(dst); \
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MOVL R10, 11*4+off+64(dst); \
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MOVL R10, 2*4+off+128(dst); \
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MOVL R10, 9*4+off+192(dst); \
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MOVL R10, 1*4+off+256(dst); \
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MOVL R10, 13*4+off+320(dst); \
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MOVL R10, 4*4+off+384(dst); \
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MOVL R10, 8*4+off+448(dst); \
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MOVL R10, 15*4+off+512(dst); \
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MOVL R10, 7*4+off+576(dst); \
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\
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MOVL R11, 3*4+off+0(dst); \
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MOVL R11, 7*4+off+64(dst); \
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MOVL R11, 13*4+off+128(dst); \
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MOVL R11, 12*4+off+192(dst); \
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MOVL R11, 10*4+off+256(dst); \
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MOVL R11, 1*4+off+320(dst); \
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MOVL R11, 9*4+off+384(dst); \
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MOVL R11, 14*4+off+448(dst); \
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MOVL R11, 0*4+off+512(dst); \
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MOVL R11, 6*4+off+576(dst); \
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SHRQ $32, R11; \
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MOVL R11, 7*4+off+0(dst); \
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MOVL R11, 14*4+off+64(dst); \
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MOVL R11, 10*4+off+128(dst); \
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MOVL R11, 0*4+off+192(dst); \
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MOVL R11, 5*4+off+256(dst); \
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MOVL R11, 9*4+off+320(dst); \
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MOVL R11, 12*4+off+384(dst); \
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MOVL R11, 1*4+off+448(dst); \
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MOVL R11, 13*4+off+512(dst); \
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MOVL R11, 2*4+off+576(dst); \
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\
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MOVL R12, 8*4+off+0(dst); \
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MOVL R12, 5*4+off+64(dst); \
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MOVL R12, 4*4+off+128(dst); \
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MOVL R12, 15*4+off+192(dst); \
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MOVL R12, 14*4+off+256(dst); \
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MOVL R12, 3*4+off+320(dst); \
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MOVL R12, 11*4+off+384(dst); \
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MOVL R12, 10*4+off+448(dst); \
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MOVL R12, 7*4+off+512(dst); \
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MOVL R12, 1*4+off+576(dst); \
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SHRQ $32, R12; \
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MOVL R12, 12*4+off+0(dst); \
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MOVL R12, 2*4+off+64(dst); \
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MOVL R12, 11*4+off+128(dst); \
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MOVL R12, 4*4+off+192(dst); \
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MOVL R12, 0*4+off+256(dst); \
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MOVL R12, 15*4+off+320(dst); \
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MOVL R12, 10*4+off+384(dst); \
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MOVL R12, 7*4+off+448(dst); \
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MOVL R12, 5*4+off+512(dst); \
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MOVL R12, 9*4+off+576(dst); \
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\
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MOVL R13, 9*4+off+0(dst); \
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MOVL R13, 4*4+off+64(dst); \
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MOVL R13, 8*4+off+128(dst); \
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MOVL R13, 13*4+off+192(dst); \
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MOVL R13, 3*4+off+256(dst); \
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MOVL R13, 5*4+off+320(dst); \
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MOVL R13, 7*4+off+384(dst); \
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MOVL R13, 15*4+off+448(dst); \
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MOVL R13, 11*4+off+512(dst); \
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MOVL R13, 0*4+off+576(dst); \
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SHRQ $32, R13; \
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MOVL R13, 13*4+off+0(dst); \
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MOVL R13, 10*4+off+64(dst); \
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MOVL R13, 0*4+off+128(dst); \
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MOVL R13, 3*4+off+192(dst); \
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MOVL R13, 9*4+off+256(dst); \
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MOVL R13, 6*4+off+320(dst); \
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MOVL R13, 15*4+off+384(dst); \
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MOVL R13, 4*4+off+448(dst); \
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MOVL R13, 2*4+off+512(dst); \
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MOVL R13, 12*4+off+576(dst); \
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\
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MOVL R14, 10*4+off+0(dst); \
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MOVL R14, 12*4+off+64(dst); \
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MOVL R14, 1*4+off+128(dst); \
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MOVL R14, 6*4+off+192(dst); \
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MOVL R14, 13*4+off+256(dst); \
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MOVL R14, 4*4+off+320(dst); \
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MOVL R14, 0*4+off+384(dst); \
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MOVL R14, 2*4+off+448(dst); \
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MOVL R14, 8*4+off+512(dst); \
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MOVL R14, 14*4+off+576(dst); \
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SHRQ $32, R14; \
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MOVL R14, 14*4+off+0(dst); \
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MOVL R14, 3*4+off+64(dst); \
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MOVL R14, 7*4+off+128(dst); \
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MOVL R14, 2*4+off+192(dst); \
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MOVL R14, 15*4+off+256(dst); \
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MOVL R14, 12*4+off+320(dst); \
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MOVL R14, 6*4+off+384(dst); \
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MOVL R14, 0*4+off+448(dst); \
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MOVL R14, 9*4+off+512(dst); \
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MOVL R14, 11*4+off+576(dst); \
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\
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MOVL R15, 11*4+off+0(dst); \
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MOVL R15, 0*4+off+64(dst); \
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MOVL R15, 12*4+off+128(dst); \
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MOVL R15, 7*4+off+192(dst); \
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MOVL R15, 8*4+off+256(dst); \
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MOVL R15, 14*4+off+320(dst); \
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MOVL R15, 2*4+off+384(dst); \
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MOVL R15, 5*4+off+448(dst); \
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MOVL R15, 1*4+off+512(dst); \
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MOVL R15, 13*4+off+576(dst); \
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SHRQ $32, R15; \
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MOVL R15, 15*4+off+0(dst); \
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MOVL R15, 6*4+off+64(dst); \
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MOVL R15, 3*4+off+128(dst); \
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MOVL R15, 11*4+off+192(dst); \
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MOVL R15, 7*4+off+256(dst); \
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MOVL R15, 10*4+off+320(dst); \
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MOVL R15, 5*4+off+384(dst); \
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MOVL R15, 9*4+off+448(dst); \
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MOVL R15, 4*4+off+512(dst); \
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MOVL R15, 8*4+off+576(dst)
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#define BLAKE2s_SSE2() \
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PRECOMPUTE_MSG(SP, 16, SI, R8, R9, R10, R11, R12, R13, R14, R15); \
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ROUND_SSE2(X4, X5, X6, X7, 16(SP), 32(SP), 48(SP), 64(SP), X8); \
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ROUND_SSE2(X4, X5, X6, X7, 16+64(SP), 32+64(SP), 48+64(SP), 64+64(SP), X8); \
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ROUND_SSE2(X4, X5, X6, X7, 16+128(SP), 32+128(SP), 48+128(SP), 64+128(SP), X8); \
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ROUND_SSE2(X4, X5, X6, X7, 16+192(SP), 32+192(SP), 48+192(SP), 64+192(SP), X8); \
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ROUND_SSE2(X4, X5, X6, X7, 16+256(SP), 32+256(SP), 48+256(SP), 64+256(SP), X8); \
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ROUND_SSE2(X4, X5, X6, X7, 16+320(SP), 32+320(SP), 48+320(SP), 64+320(SP), X8); \
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ROUND_SSE2(X4, X5, X6, X7, 16+384(SP), 32+384(SP), 48+384(SP), 64+384(SP), X8); \
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ROUND_SSE2(X4, X5, X6, X7, 16+448(SP), 32+448(SP), 48+448(SP), 64+448(SP), X8); \
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ROUND_SSE2(X4, X5, X6, X7, 16+512(SP), 32+512(SP), 48+512(SP), 64+512(SP), X8); \
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ROUND_SSE2(X4, X5, X6, X7, 16+576(SP), 32+576(SP), 48+576(SP), 64+576(SP), X8)
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#define BLAKE2s_SSSE3() \
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PRECOMPUTE_MSG(SP, 16, SI, R8, R9, R10, R11, R12, R13, R14, R15); \
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ROUND_SSSE3(X4, X5, X6, X7, 16(SP), 32(SP), 48(SP), 64(SP), X8, X13, X14); \
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ROUND_SSSE3(X4, X5, X6, X7, 16+64(SP), 32+64(SP), 48+64(SP), 64+64(SP), X8, X13, X14); \
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ROUND_SSSE3(X4, X5, X6, X7, 16+128(SP), 32+128(SP), 48+128(SP), 64+128(SP), X8, X13, X14); \
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ROUND_SSSE3(X4, X5, X6, X7, 16+192(SP), 32+192(SP), 48+192(SP), 64+192(SP), X8, X13, X14); \
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ROUND_SSSE3(X4, X5, X6, X7, 16+256(SP), 32+256(SP), 48+256(SP), 64+256(SP), X8, X13, X14); \
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ROUND_SSSE3(X4, X5, X6, X7, 16+320(SP), 32+320(SP), 48+320(SP), 64+320(SP), X8, X13, X14); \
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ROUND_SSSE3(X4, X5, X6, X7, 16+384(SP), 32+384(SP), 48+384(SP), 64+384(SP), X8, X13, X14); \
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ROUND_SSSE3(X4, X5, X6, X7, 16+448(SP), 32+448(SP), 48+448(SP), 64+448(SP), X8, X13, X14); \
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ROUND_SSSE3(X4, X5, X6, X7, 16+512(SP), 32+512(SP), 48+512(SP), 64+512(SP), X8, X13, X14); \
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ROUND_SSSE3(X4, X5, X6, X7, 16+576(SP), 32+576(SP), 48+576(SP), 64+576(SP), X8, X13, X14)
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#define BLAKE2s_SSE4() \
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LOAD_MSG_SSE4(X8, X9, X10, X11, SI, 0, 2, 4, 6, 1, 3, 5, 7, 8, 10, 12, 14, 9, 11, 13, 15); \
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ROUND_SSSE3(X4, X5, X6, X7, X8, X9, X10, X11, X8, X13, X14); \
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LOAD_MSG_SSE4(X8, X9, X10, X11, SI, 14, 4, 9, 13, 10, 8, 15, 6, 1, 0, 11, 5, 12, 2, 7, 3); \
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ROUND_SSSE3(X4, X5, X6, X7, X8, X9, X10, X11, X8, X13, X14); \
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LOAD_MSG_SSE4(X8, X9, X10, X11, SI, 11, 12, 5, 15, 8, 0, 2, 13, 10, 3, 7, 9, 14, 6, 1, 4); \
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ROUND_SSSE3(X4, X5, X6, X7, X8, X9, X10, X11, X8, X13, X14); \
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LOAD_MSG_SSE4(X8, X9, X10, X11, SI, 7, 3, 13, 11, 9, 1, 12, 14, 2, 5, 4, 15, 6, 10, 0, 8); \
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ROUND_SSSE3(X4, X5, X6, X7, X8, X9, X10, X11, X8, X13, X14); \
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LOAD_MSG_SSE4(X8, X9, X10, X11, SI, 9, 5, 2, 10, 0, 7, 4, 15, 14, 11, 6, 3, 1, 12, 8, 13); \
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ROUND_SSSE3(X4, X5, X6, X7, X8, X9, X10, X11, X8, X13, X14); \
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LOAD_MSG_SSE4(X8, X9, X10, X11, SI, 2, 6, 0, 8, 12, 10, 11, 3, 4, 7, 15, 1, 13, 5, 14, 9); \
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ROUND_SSSE3(X4, X5, X6, X7, X8, X9, X10, X11, X8, X13, X14); \
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LOAD_MSG_SSE4(X8, X9, X10, X11, SI, 12, 1, 14, 4, 5, 15, 13, 10, 0, 6, 9, 8, 7, 3, 2, 11); \
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ROUND_SSSE3(X4, X5, X6, X7, X8, X9, X10, X11, X8, X13, X14); \
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LOAD_MSG_SSE4(X8, X9, X10, X11, SI, 13, 7, 12, 3, 11, 14, 1, 9, 5, 15, 8, 2, 0, 4, 6, 10); \
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ROUND_SSSE3(X4, X5, X6, X7, X8, X9, X10, X11, X8, X13, X14); \
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LOAD_MSG_SSE4(X8, X9, X10, X11, SI, 6, 14, 11, 0, 15, 9, 3, 8, 12, 13, 1, 10, 2, 7, 4, 5); \
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ROUND_SSSE3(X4, X5, X6, X7, X8, X9, X10, X11, X8, X13, X14); \
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LOAD_MSG_SSE4(X8, X9, X10, X11, SI, 10, 8, 7, 1, 2, 4, 6, 5, 15, 9, 3, 13, 11, 14, 12, 0); \
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ROUND_SSSE3(X4, X5, X6, X7, X8, X9, X10, X11, X8, X13, X14)
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#define HASH_BLOCKS(h, c, flag, blocks_base, blocks_len, BLAKE2s_FUNC) \
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MOVQ h, AX; \
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MOVQ c, BX; \
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MOVL flag, CX; \
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MOVQ blocks_base, SI; \
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MOVQ blocks_len, DX; \
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\
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MOVQ SP, BP; \
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MOVQ SP, R9; \
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ADDQ $15, R9; \
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ANDQ $~15, R9; \
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MOVQ R9, SP; \
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\
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MOVQ 0(BX), R9; \
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MOVQ R9, 0(SP); \
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XORQ R9, R9; \
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MOVQ R9, 8(SP); \
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MOVL CX, 8(SP); \
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\
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MOVOU 0(AX), X0; \
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MOVOU 16(AX), X1; \
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MOVOU iv0<>(SB), X2; \
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MOVOU iv1<>(SB), X3 \
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\
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MOVOU counter<>(SB), X12; \
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MOVOU rol16<>(SB), X13; \
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MOVOU rol8<>(SB), X14; \
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MOVO 0(SP), X15; \
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\
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loop: \
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MOVO X0, X4; \
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MOVO X1, X5; \
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MOVO X2, X6; \
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MOVO X3, X7; \
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\
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PADDQ X12, X15; \
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PXOR X15, X7; \
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|
\
|
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BLAKE2s_FUNC(); \
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|
\
|
|
PXOR X4, X0; \
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PXOR X5, X1; \
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PXOR X6, X0; \
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PXOR X7, X1; \
|
|
\
|
|
LEAQ 64(SI), SI; \
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SUBQ $64, DX; \
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JNE loop; \
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\
|
|
MOVO X15, 0(SP); \
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MOVQ 0(SP), R9; \
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|
MOVQ R9, 0(BX); \
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|
\
|
|
MOVOU X0, 0(AX); \
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MOVOU X1, 16(AX); \
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|
\
|
|
MOVQ BP, SP
|
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// func hashBlocksSSE2(h *[8]uint32, c *[2]uint32, flag uint32, blocks []byte)
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TEXT ·hashBlocksSSE2(SB), 0, $672-48 // frame = 656 + 16 byte alignment
|
|
HASH_BLOCKS(h+0(FP), c+8(FP), flag+16(FP), blocks_base+24(FP), blocks_len+32(FP), BLAKE2s_SSE2)
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|
RET
|
|
|
|
// func hashBlocksSSSE3(h *[8]uint32, c *[2]uint32, flag uint32, blocks []byte)
|
|
TEXT ·hashBlocksSSSE3(SB), 0, $672-48 // frame = 656 + 16 byte alignment
|
|
HASH_BLOCKS(h+0(FP), c+8(FP), flag+16(FP), blocks_base+24(FP), blocks_len+32(FP), BLAKE2s_SSSE3)
|
|
RET
|
|
|
|
// func hashBlocksSSE4(h *[8]uint32, c *[2]uint32, flag uint32, blocks []byte)
|
|
TEXT ·hashBlocksSSE4(SB), 0, $32-48 // frame = 16 + 16 byte alignment
|
|
HASH_BLOCKS(h+0(FP), c+8(FP), flag+16(FP), blocks_base+24(FP), blocks_len+32(FP), BLAKE2s_SSE4)
|
|
RET
|
|
|
|
// func supportSSE4() bool
|
|
TEXT ·supportSSE4(SB), 4, $0-1
|
|
MOVL $1, AX
|
|
CPUID
|
|
SHRL $19, CX // Bit 19 indicates SSE4.1.
|
|
ANDL $1, CX
|
|
MOVB CX, ret+0(FP)
|
|
RET
|
|
|
|
// func supportSSSE3() bool
|
|
TEXT ·supportSSSE3(SB), 4, $0-1
|
|
MOVL $1, AX
|
|
CPUID
|
|
MOVL CX, BX
|
|
ANDL $0x1, BX // Bit zero indicates SSE3 support.
|
|
JZ FALSE
|
|
ANDL $0x200, CX // Bit nine indicates SSSE3 support.
|
|
JZ FALSE
|
|
MOVB $1, ret+0(FP)
|
|
RET
|
|
|
|
FALSE:
|
|
MOVB $0, ret+0(FP)
|
|
RET
|