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1.1 ! maekawa 1: dnl SPARC v9 32-bit mpn_addmul_1 -- Multiply a limb vector with a limb and
! 2: dnl add the result to a second limb vector.
! 3:
! 4: dnl Copyright (C) 1998, 2000 Free Software Foundation, Inc.
! 5:
! 6: dnl This file is part of the GNU MP Library.
! 7:
! 8: dnl The GNU MP Library is free software; you can redistribute it and/or modify
! 9: dnl it under the terms of the GNU Lesser General Public License as published
! 10: dnl by the Free Software Foundation; either version 2.1 of the License, or (at
! 11: dnl your option) any later version.
! 12:
! 13: dnl The GNU MP Library is distributed in the hope that it will be useful, but
! 14: dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
! 15: dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
! 16: dnl License for more details.
! 17:
! 18: dnl You should have received a copy of the GNU Lesser General Public License
! 19: dnl along with the GNU MP Library; see the file COPYING.LIB. If not, write to
! 20: dnl the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
! 21: dnl MA 02111-1307, USA.
! 22:
! 23:
! 24: include(`../config.m4')
! 25:
! 26: C INPUT PARAMETERS
! 27: C res_ptr i0
! 28: C s1_ptr i1
! 29: C size i2
! 30: C s2_limb i3
! 31:
! 32: ASM_START()
! 33:
! 34: TEXT
! 35: ALIGN(4)
! 36: L(noll):
! 37: .word 0
! 38:
! 39: PROLOGUE(mpn_addmul_1)
! 40: save %sp,-256,%sp
! 41:
! 42: ifdef(`PIC',
! 43: `L(pc): rd %pc,%o7
! 44: ld [%o7+L(noll)-L(pc)],%f10',
! 45: ` sethi %hi(L(noll)),%g1
! 46: ld [%g1+%lo(L(noll))],%f10')
! 47:
! 48: sethi %hi(0xffff0000),%o0
! 49: andn %i3,%o0,%o0
! 50: st %o0,[%fp-16]
! 51: ld [%fp-16],%f11
! 52: fxtod %f10,%f6
! 53:
! 54: srl %i3,16,%o0
! 55: st %o0,[%fp-16]
! 56: ld [%fp-16],%f11
! 57: fxtod %f10,%f8
! 58:
! 59: mov 0,%g3 C cy = 0
! 60:
! 61: ld [%i1],%f11
! 62: subcc %i2,1,%i2
! 63: be,pn %icc,L(end1)
! 64: add %i1,4,%i1 C s1_ptr++
! 65:
! 66: fxtod %f10,%f2
! 67: ld [%i1],%f11
! 68: add %i1,4,%i1 C s1_ptr++
! 69: fmuld %f2,%f8,%f16
! 70: fmuld %f2,%f6,%f4
! 71: fdtox %f16,%f14
! 72: std %f14,[%fp-24]
! 73: fdtox %f4,%f12
! 74: subcc %i2,1,%i2
! 75: be,pn %icc,L(end2)
! 76: std %f12,[%fp-16]
! 77:
! 78: fxtod %f10,%f2
! 79: ld [%i1],%f11
! 80: add %i1,4,%i1 C s1_ptr++
! 81: fmuld %f2,%f8,%f16
! 82: fmuld %f2,%f6,%f4
! 83: fdtox %f16,%f14
! 84: std %f14,[%fp-40]
! 85: fdtox %f4,%f12
! 86: subcc %i2,1,%i2
! 87: be,pn %icc,L(end3)
! 88: std %f12,[%fp-32]
! 89:
! 90: fxtod %f10,%f2
! 91: ld [%i1],%f11
! 92: add %i1,4,%i1 C s1_ptr++
! 93: ld [%i0],%g5
! 94: ldx [%fp-24],%g2 C p16
! 95: fmuld %f2,%f8,%f16
! 96: ldx [%fp-16],%g1 C p0
! 97: fmuld %f2,%f6,%f4
! 98: sllx %g2,16,%g2 C align p16
! 99: fdtox %f16,%f14
! 100: add %g2,%g1,%g1 C add p16 to p0 (ADD1)
! 101: std %f14,[%fp-24]
! 102: fdtox %f4,%f12
! 103: add %i0,4,%i0 C res_ptr++
! 104: subcc %i2,1,%i2
! 105: be,pn %icc,L(end4)
! 106: std %f12,[%fp-16]
! 107:
! 108: b,a L(loopm)
! 109:
! 110: .align 16
! 111: C BEGIN LOOP
! 112: L(loop):
! 113: fxtod %f10,%f2
! 114: ld [%i1],%f11
! 115: add %i1,4,%i1 C s1_ptr++
! 116: add %g5,%g1,%g1 C add *res_ptr to p0 (ADD2)
! 117: add %g3,%g1,%g4 C p += cy
! 118: ld [%i0],%g5
! 119: srlx %g4,32,%g3
! 120: ldx [%fp-24],%g2 C p16
! 121: fmuld %f2,%f8,%f16
! 122: ldx [%fp-16],%g1 C p0
! 123: fmuld %f2,%f6,%f4
! 124: sllx %g2,16,%g2 C align p16
! 125: st %g4,[%i0-4]
! 126: fdtox %f16,%f14
! 127: add %g2,%g1,%g1 C add p16 to p0 (ADD1)
! 128: std %f14,[%fp-24]
! 129: fdtox %f4,%f12
! 130: std %f12,[%fp-16]
! 131: subcc %i2,1,%i2
! 132: be,pn %icc,L(loope)
! 133: add %i0,4,%i0 C res_ptr++
! 134: L(loopm):
! 135: fxtod %f10,%f2
! 136: ld [%i1],%f11
! 137: add %i1,4,%i1 C s1_ptr++
! 138: add %g5,%g1,%g1 C add *res_ptr to p0 (ADD2)
! 139: add %g3,%g1,%g4 C p += cy
! 140: ld [%i0],%g5
! 141: srlx %g4,32,%g3
! 142: ldx [%fp-40],%g2 C p16
! 143: fmuld %f2,%f8,%f16
! 144: ldx [%fp-32],%g1 C p0
! 145: fmuld %f2,%f6,%f4
! 146: sllx %g2,16,%g2 C align p16
! 147: st %g4,[%i0-4]
! 148: fdtox %f16,%f14
! 149: add %g2,%g1,%g1 C add p16 to p0 (ADD1)
! 150: std %f14,[%fp-40]
! 151: fdtox %f4,%f12
! 152: std %f12,[%fp-32]
! 153: subcc %i2,1,%i2
! 154: bne,pt %icc,L(loop)
! 155: add %i0,4,%i0 C res_ptr++
! 156: C END LOOP
! 157:
! 158: fxtod %f10,%f2
! 159: add %g5,%g1,%g1 C add *res_ptr to p0 (ADD2)
! 160: add %g3,%g1,%g4 C p += cy
! 161: ld [%i0],%g5
! 162: srlx %g4,32,%g3
! 163: ldx [%fp-24],%g2 C p16
! 164: fmuld %f2,%f8,%f16
! 165: ldx [%fp-16],%g1 C p0
! 166: fmuld %f2,%f6,%f4
! 167: sllx %g2,16,%g2 C align p16
! 168: st %g4,[%i0-4]
! 169: b,a L(xxx)
! 170: L(loope):
! 171: L(end4):
! 172: fxtod %f10,%f2
! 173: add %g5,%g1,%g1 C add *res_ptr to p0 (ADD2)
! 174: add %g3,%g1,%g4 C p += cy
! 175: ld [%i0],%g5
! 176: srlx %g4,32,%g3
! 177: ldx [%fp-40],%g2 C p16
! 178: fmuld %f2,%f8,%f16
! 179: ldx [%fp-32],%g1 C p0
! 180: fmuld %f2,%f6,%f4
! 181: sllx %g2,16,%g2 C align p16
! 182: st %g4,[%i0-4]
! 183: fdtox %f16,%f14
! 184: add %g2,%g1,%g1 C add p16 to p0 (ADD1)
! 185: std %f14,[%fp-40]
! 186: fdtox %f4,%f12
! 187: std %f12,[%fp-32]
! 188: add %i0,4,%i0 C res_ptr++
! 189:
! 190: add %g5,%g1,%g1 C add *res_ptr to p0 (ADD2)
! 191: add %g3,%g1,%g4 C p += cy
! 192: ld [%i0],%g5
! 193: srlx %g4,32,%g3
! 194: ldx [%fp-24],%g2 C p16
! 195: ldx [%fp-16],%g1 C p0
! 196: sllx %g2,16,%g2 C align p16
! 197: st %g4,[%i0-4]
! 198: b,a L(yyy)
! 199:
! 200: L(end3):
! 201: fxtod %f10,%f2
! 202: ld [%i0],%g5
! 203: ldx [%fp-24],%g2 C p16
! 204: fmuld %f2,%f8,%f16
! 205: ldx [%fp-16],%g1 C p0
! 206: fmuld %f2,%f6,%f4
! 207: sllx %g2,16,%g2 C align p16
! 208: L(xxx): fdtox %f16,%f14
! 209: add %g2,%g1,%g1 C add p16 to p0 (ADD1)
! 210: std %f14,[%fp-24]
! 211: fdtox %f4,%f12
! 212: std %f12,[%fp-16]
! 213: add %i0,4,%i0 C res_ptr++
! 214:
! 215: add %g5,%g1,%g1 C add *res_ptr to p0 (ADD2)
! 216: add %g3,%g1,%g4 C p += cy
! 217: ld [%i0],%g5
! 218: srlx %g4,32,%g3
! 219: ldx [%fp-40],%g2 C p16
! 220: ldx [%fp-32],%g1 C p0
! 221: sllx %g2,16,%g2 C align p16
! 222: st %g4,[%i0-4]
! 223: add %g2,%g1,%g1 C add p16 to p0 (ADD1)
! 224: add %i0,4,%i0 C res_ptr++
! 225:
! 226: add %g5,%g1,%g1 C add *res_ptr to p0 (ADD2)
! 227: add %g3,%g1,%g4 C p += cy
! 228: ld [%i0],%g5
! 229: srlx %g4,32,%g3
! 230: ldx [%fp-24],%g2 C p16
! 231: ldx [%fp-16],%g1 C p0
! 232: sllx %g2,16,%g2 C align p16
! 233: st %g4,[%i0-4]
! 234: add %g2,%g1,%g1 C add p16 to p0 (ADD1)
! 235: add %i0,4,%i0 C res_ptr++
! 236: b,a L(ret)
! 237:
! 238: L(end2):
! 239: fxtod %f10,%f2
! 240: fmuld %f2,%f8,%f16
! 241: fmuld %f2,%f6,%f4
! 242: fdtox %f16,%f14
! 243: std %f14,[%fp-40]
! 244: fdtox %f4,%f12
! 245: std %f12,[%fp-32]
! 246: ld [%i0],%g5
! 247: ldx [%fp-24],%g2 C p16
! 248: ldx [%fp-16],%g1 C p0
! 249: sllx %g2,16,%g2 C align p16
! 250: L(yyy): add %g2,%g1,%g1 C add p16 to p0 (ADD1)
! 251: add %i0,4,%i0 C res_ptr++
! 252:
! 253: add %g5,%g1,%g1 C add *res_ptr to p0 (ADD2)
! 254: add %g3,%g1,%g4 C p += cy
! 255: ld [%i0],%g5
! 256: srlx %g4,32,%g3
! 257: ldx [%fp-40],%g2 C p16
! 258: ldx [%fp-32],%g1 C p0
! 259: sllx %g2,16,%g2 C align p16
! 260: st %g4,[%i0-4]
! 261: add %g2,%g1,%g1 C add p16 to p0 (ADD1)
! 262: add %i0,4,%i0 C res_ptr++
! 263: b,a L(ret)
! 264:
! 265: L(end1):
! 266: fxtod %f10,%f2
! 267: fmuld %f2,%f8,%f16
! 268: fmuld %f2,%f6,%f4
! 269: fdtox %f16,%f14
! 270: std %f14,[%fp-24]
! 271: fdtox %f4,%f12
! 272: std %f12,[%fp-16]
! 273:
! 274: ld [%i0],%g5
! 275: ldx [%fp-24],%g2 C p16
! 276: ldx [%fp-16],%g1 C p0
! 277: sllx %g2,16,%g2 C align p16
! 278: add %g2,%g1,%g1 C add p16 to p0 (ADD1)
! 279: add %i0,4,%i0 C res_ptr++
! 280:
! 281: L(ret): add %g5,%g1,%g1 C add *res_ptr to p0 (ADD2)
! 282: add %g3,%g1,%g4 C p += cy
! 283: srlx %g4,32,%g3
! 284: st %g4,[%i0-4]
! 285:
! 286: ret
! 287: restore %g0,%g3,%o0 C sideeffect: put cy in retreg
! 288: EPILOGUE(mpn_addmul_1)