X-Git-Url: http://git.megacz.com/?a=blobdiff_plain;f=rts%2Fgmp%2Fmpn%2Falpha%2Fmul_1.asm;fp=rts%2Fgmp%2Fmpn%2Falpha%2Fmul_1.asm;h=0000000000000000000000000000000000000000;hb=fdf1cd0399158308769fcb2ab7e46e215a68d865;hp=46b8df34f53d90215eb1aa9c8fc2e7864b11a57b;hpb=e552cfc427d2734b9a9629f2ab1d22f493e775f6;p=ghc-hetmet.git diff --git a/rts/gmp/mpn/alpha/mul_1.asm b/rts/gmp/mpn/alpha/mul_1.asm deleted file mode 100644 index 46b8df3..0000000 --- a/rts/gmp/mpn/alpha/mul_1.asm +++ /dev/null @@ -1,71 +0,0 @@ -dnl Alpha __gmpn_mul_1 -- Multiply a limb vector with a limb and store -dnl the result in a second limb vector. - -dnl Copyright (C) 1992, 1994, 1995, 2000 Free Software Foundation, Inc. - -dnl This file is part of the GNU MP Library. - -dnl The GNU MP Library is free software; you can redistribute it and/or modify -dnl it under the terms of the GNU Lesser General Public License as published by -dnl the Free Software Foundation; either version 2.1 of the License, or (at your -dnl option) any later version. - -dnl The GNU MP Library is distributed in the hope that it will be useful, but -dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY -dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public -dnl License for more details. - -dnl You should have received a copy of the GNU Lesser General Public License -dnl along with the GNU MP Library; see the file COPYING.LIB. If not, write to -dnl the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, -dnl MA 02111-1307, USA. - -include(`../config.m4') - -dnl INPUT PARAMETERS -dnl res_ptr r16 -dnl s1_ptr r17 -dnl size r18 -dnl s2_limb r19 - -dnl This code runs at 42 cycles/limb on EV4, 18 cycles/limb on EV5, and 7 -dnl cycles/limb on EV6. - -ASM_START() -PROLOGUE(mpn_mul_1) - ldq r2,0(r17) C r2 = s1_limb - subq r18,1,r18 C size-- - mulq r2,r19,r3 C r3 = prod_low - bic r31,r31,r4 C clear cy_limb - umulh r2,r19,r0 C r0 = prod_high - beq r18,$Lend1 C jump if size was == 1 - ldq r2,8(r17) C r2 = s1_limb - subq r18,1,r18 C size-- - stq r3,0(r16) - beq r18,$Lend2 C jump if size was == 2 - - ALIGN(8) -$Loop: mulq r2,r19,r3 C r3 = prod_low - addq r4,r0,r0 C cy_limb = cy_limb + 'cy' - subq r18,1,r18 C size-- - umulh r2,r19,r4 C r4 = cy_limb - ldq r2,16(r17) C r2 = s1_limb - addq r17,8,r17 C s1_ptr++ - addq r3,r0,r3 C r3 = cy_limb + prod_low - stq r3,8(r16) - cmpult r3,r0,r0 C r0 = carry from (cy_limb + prod_low) - addq r16,8,r16 C res_ptr++ - bne r18,$Loop - -$Lend2: mulq r2,r19,r3 C r3 = prod_low - addq r4,r0,r0 C cy_limb = cy_limb + 'cy' - umulh r2,r19,r4 C r4 = cy_limb - addq r3,r0,r3 C r3 = cy_limb + prod_low - cmpult r3,r0,r0 C r0 = carry from (cy_limb + prod_low) - stq r3,8(r16) - addq r4,r0,r0 C cy_limb = prod_high + cy - ret r31,(r26),1 -$Lend1: stq r3,0(r16) - ret r31,(r26),1 -EPILOGUE(mpn_mul_1) -ASM_END()