diff options
Diffstat (limited to 'security/nss/lib/freebl/mpi/mpv_sparc.c')
| -rw-r--r-- | security/nss/lib/freebl/mpi/mpv_sparc.c | 253 |
1 files changed, 0 insertions, 253 deletions
diff --git a/security/nss/lib/freebl/mpi/mpv_sparc.c b/security/nss/lib/freebl/mpi/mpv_sparc.c deleted file mode 100644 index 96ddde7fb..000000000 --- a/security/nss/lib/freebl/mpi/mpv_sparc.c +++ /dev/null @@ -1,253 +0,0 @@ -/* ***** BEGIN LICENSE BLOCK ***** - * Version: MPL 1.1/GPL 2.0/LGPL 2.1 - * - * The contents of this file are subject to the Mozilla Public License Version - * 1.1 (the "License"); you may not use this file except in compliance with - * the License. You may obtain a copy of the License at - * http://www.mozilla.org/MPL/ - * - * Software distributed under the License is distributed on an "AS IS" basis, - * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License - * for the specific language governing rights and limitations under the - * License. - * - * The Original Code is a SPARC/VIS optimized multiply and add function. - * - * The Initial Developer of the Original Code is - * Sun Microsystems Inc. - * Portions created by the Initial Developer are Copyright (C) 1999-2000 - * the Initial Developer. All Rights Reserved. - * - * Contributor(s): - * - * Alternatively, the contents of this file may be used under the terms of - * either the GNU General Public License Version 2 or later (the "GPL"), or - * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), - * in which case the provisions of the GPL or the LGPL are applicable instead - * of those above. If you wish to allow use of your version of this file only - * under the terms of either the GPL or the LGPL, and not to allow others to - * use your version of this file under the terms of the MPL, indicate your - * decision by deleting the provisions above and replace them with the notice - * and other provisions required by the GPL or the LGPL. If you do not delete - * the provisions above, a recipient may use your version of this file under - * the terms of any one of the MPL, the GPL or the LGPL. - * - * ***** END LICENSE BLOCK ***** */ -/* $Id$ */ - -#include "vis_proto.h" - -/***************************************************************/ - -typedef int t_s32; -typedef unsigned int t_u32; -#if defined(__sparcv9) -typedef long t_s64; -typedef unsigned long t_u64; -#else -typedef long long t_s64; -typedef unsigned long long t_u64; -#endif -typedef double t_d64; - -/***************************************************************/ - -typedef union { - t_d64 d64; - struct { - t_s32 i0; - t_s32 i1; - } i32s; -} d64_2_i32; - -/***************************************************************/ - -#define BUFF_SIZE 256 - -#define A_BITS 19 -#define A_MASK ((1 << A_BITS) - 1) - -/***************************************************************/ - -static t_u64 mask_cnst[] = { - 0x8000000080000000ull -}; - -/***************************************************************/ - -#define DEF_VARS(N) \ - t_d64 *py = (t_d64*)y; \ - t_d64 mask = *((t_d64*)mask_cnst); \ - t_d64 ca = (1u << 31) - 1; \ - t_d64 da = (t_d64)a; \ - t_s64 buff[N], s; \ - d64_2_i32 dy - -/***************************************************************/ - -#define MUL_U32_S64_2(i) \ - dy.d64 = vis_fxnor(mask, py[i]); \ - buff[2*(i) ] = (ca - (t_d64)dy.i32s.i0) * da; \ - buff[2*(i)+1] = (ca - (t_d64)dy.i32s.i1) * da - -#define MUL_U32_S64_2_D(i) \ - dy.d64 = vis_fxnor(mask, py[i]); \ - d0 = ca - (t_d64)dy.i32s.i0; \ - d1 = ca - (t_d64)dy.i32s.i1; \ - buff[4*(i) ] = (t_s64)(d0 * da); \ - buff[4*(i)+1] = (t_s64)(d0 * db); \ - buff[4*(i)+2] = (t_s64)(d1 * da); \ - buff[4*(i)+3] = (t_s64)(d1 * db) - -/***************************************************************/ - -#define ADD_S64_U32(i) \ - s = buff[i] + x[i] + c; \ - z[i] = s; \ - c = (s >> 32) - -#define ADD_S64_U32_D(i) \ - s = buff[2*(i)] +(((t_s64)(buff[2*(i)+1]))<<A_BITS) + x[i] + uc; \ - z[i] = s; \ - uc = ((t_u64)s >> 32) - -/***************************************************************/ - -#define MUL_U32_S64_8(i) \ - MUL_U32_S64_2(i); \ - MUL_U32_S64_2(i+1); \ - MUL_U32_S64_2(i+2); \ - MUL_U32_S64_2(i+3) - -#define MUL_U32_S64_D_8(i) \ - MUL_U32_S64_2_D(i); \ - MUL_U32_S64_2_D(i+1); \ - MUL_U32_S64_2_D(i+2); \ - MUL_U32_S64_2_D(i+3) - -/***************************************************************/ - -#define ADD_S64_U32_8(i) \ - ADD_S64_U32(i); \ - ADD_S64_U32(i+1); \ - ADD_S64_U32(i+2); \ - ADD_S64_U32(i+3); \ - ADD_S64_U32(i+4); \ - ADD_S64_U32(i+5); \ - ADD_S64_U32(i+6); \ - ADD_S64_U32(i+7) - -#define ADD_S64_U32_D_8(i) \ - ADD_S64_U32_D(i); \ - ADD_S64_U32_D(i+1); \ - ADD_S64_U32_D(i+2); \ - ADD_S64_U32_D(i+3); \ - ADD_S64_U32_D(i+4); \ - ADD_S64_U32_D(i+5); \ - ADD_S64_U32_D(i+6); \ - ADD_S64_U32_D(i+7) - -/***************************************************************/ - -t_u32 mul_add(t_u32 *z, t_u32 *x, t_u32 *y, int n, t_u32 a) -{ - if (a < (1 << A_BITS)) { - - if (n == 8) { - DEF_VARS(8); - t_s32 c = 0; - - MUL_U32_S64_8(0); - ADD_S64_U32_8(0); - - return c; - - } else if (n == 16) { - DEF_VARS(16); - t_s32 c = 0; - - MUL_U32_S64_8(0); - MUL_U32_S64_8(4); - ADD_S64_U32_8(0); - ADD_S64_U32_8(8); - - return c; - - } else { - DEF_VARS(BUFF_SIZE); - t_s32 i, c = 0; - -#pragma pipeloop(0) - for (i = 0; i < (n+1)/2; i ++) { - MUL_U32_S64_2(i); - } - -#pragma pipeloop(0) - for (i = 0; i < n; i ++) { - ADD_S64_U32(i); - } - - return c; - - } - } else { - - if (n == 8) { - DEF_VARS(2*8); - t_d64 d0, d1, db; - t_u32 uc = 0; - - da = (t_d64)(a & A_MASK); - db = (t_d64)(a >> A_BITS); - - MUL_U32_S64_D_8(0); - ADD_S64_U32_D_8(0); - - return uc; - - } else if (n == 16) { - DEF_VARS(2*16); - t_d64 d0, d1, db; - t_u32 uc = 0; - - da = (t_d64)(a & A_MASK); - db = (t_d64)(a >> A_BITS); - - MUL_U32_S64_D_8(0); - MUL_U32_S64_D_8(4); - ADD_S64_U32_D_8(0); - ADD_S64_U32_D_8(8); - - return uc; - - } else { - DEF_VARS(2*BUFF_SIZE); - t_d64 d0, d1, db; - t_u32 i, uc = 0; - - da = (t_d64)(a & A_MASK); - db = (t_d64)(a >> A_BITS); - -#pragma pipeloop(0) - for (i = 0; i < (n+1)/2; i ++) { - MUL_U32_S64_2_D(i); - } - -#pragma pipeloop(0) - for (i = 0; i < n; i ++) { - ADD_S64_U32_D(i); - } - - return uc; - } - } -} - -/***************************************************************/ - -t_u32 mul_add_inp(t_u32 *x, t_u32 *y, int n, t_u32 a) -{ - return mul_add(x, x, y, n, a); -} - -/***************************************************************/ |