| Index: gcc/gmp/mpn/powerpc64/mode64/diveby3.asm
|
| diff --git a/gcc/gmp/mpn/powerpc64/mode64/diveby3.asm b/gcc/gmp/mpn/powerpc64/mode64/diveby3.asm
|
| deleted file mode 100644
|
| index d96f775d71bb6638e68ecd0a6696829189a6a02b..0000000000000000000000000000000000000000
|
| --- a/gcc/gmp/mpn/powerpc64/mode64/diveby3.asm
|
| +++ /dev/null
|
| @@ -1,83 +0,0 @@
|
| -dnl PowerPC-64 mpn_divexact_by3 -- mpn by 3 exact division
|
| -
|
| -dnl Copyright 2006 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
|
| -dnl by the Free Software Foundation; either version 3 of the License, or (at
|
| -dnl your 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. If not, see http://www.gnu.org/licenses/.
|
| -
|
| -include(`../config.m4')
|
| -
|
| -C cycles/limb
|
| -C POWER3/PPC630: 13
|
| -C POWER4/PPC970: 13
|
| -C POWER5: 13
|
| -
|
| -C INPUT PARAMETERS
|
| -define(`rp', `r3')
|
| -define(`up', `r4')
|
| -define(`n', `r5')
|
| -define(`cy', `r6')
|
| -
|
| -define(`xAAAAAAAB',`r7')
|
| -define(`xAAAAAAAA', `r9')
|
| -define(`q', `r10')
|
| -define(`ul', `r11')
|
| -define(`one', `r12')
|
| -
|
| -
|
| -ASM_START()
|
| -PROLOGUE(mpn_divexact_by3c)
|
| -
|
| - mtctr r5
|
| - li r7, -0x5556 C 0xFFFFFFFFFFFFAAAA
|
| - ld ul, 0(up)
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| - rldimi r7, r7, 16, 32 C 0xFFFFFFFFAAAAAAAA
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| - rldimi r7, r7, 32, 63 C 0xAAAAAAAAAAAAAAAB = 1/3
|
| -
|
| - addi r9, r7, -1 C 0xAAAAAAAAAAAAAAAA
|
| - li one, 1
|
| -
|
| - subfc ul, cy, ul C C = (cy <= up[0])
|
| - subfe cy, r1, r1 C cy = -(cy > up[0])
|
| - bdz L(end)
|
| -
|
| - ALIGN(16)
|
| -L(top): mulld q, ul, xAAAAAAAB
|
| -
|
| - ld ul, 8(up)
|
| - addi up, up, 8
|
| - addc r0, xAAAAAAAA, q C set C flag if q >= 0x5555...56
|
| -
|
| - subfe cy, cy, one C cy = 1-cy-1+C
|
| - subfc r0, q, xAAAAAAAA C set C flag if q < 0xAAAA...AA
|
| -
|
| - subfe ul, cy, ul C ul = ul-cy-1+C
|
| - std q, 0(rp)
|
| - addi rp, rp, 8
|
| -
|
| - subfe cy, r1, r1
|
| - bdnz L(top)
|
| -
|
| -L(end): mulld q, ul, xAAAAAAAB
|
| - addc r0, xAAAAAAAA, q
|
| -
|
| - subfe cy, cy, one
|
| - subfc r0, q, xAAAAAAAA
|
| -
|
| - std q, 0(rp)
|
| - subfe r3, r1, r1
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| - subf r3, r3, cy
|
| - blr
|
| -EPILOGUE()
|
|
|