| Index: gcc/gmp/mpn/powerpc64/mode64/sublsh1_n.asm
|
| diff --git a/gcc/gmp/mpn/powerpc64/mode64/sublsh1_n.asm b/gcc/gmp/mpn/powerpc64/mode64/sublsh1_n.asm
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| deleted file mode 100644
|
| index 69e0dfa5a2ce2554cc0d2cd1cd21e749f8e0c690..0000000000000000000000000000000000000000
|
| --- a/gcc/gmp/mpn/powerpc64/mode64/sublsh1_n.asm
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| +++ /dev/null
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| @@ -1,83 +0,0 @@
|
| -dnl PowerPC-64 mpn_sublsh1_n -- rp[] = up[] - (vp[] << 1)
|
| -
|
| -dnl Copyright 2003, 2005 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: 2 (1.5 c/l should be possible)
|
| -C POWER4/PPC970: 4 (2.0 c/l should be possible)
|
| -
|
| -C INPUT PARAMETERS
|
| -C rp r3
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| -C up r4
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| -C vp r5
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| -C n r6
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| -
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| -define(`rp',`r3')
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| -define(`up',`r4')
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| -define(`vp',`r5')
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| -
|
| -define(`s0',`r6')
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| -define(`s1',`r7')
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| -define(`u0',`r8')
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| -define(`v0',`r10')
|
| -define(`v1',`r11')
|
| -
|
| -ASM_START()
|
| -PROLOGUE(mpn_sublsh1_n)
|
| - mtctr r6 C put n in ctr
|
| -
|
| - ld v0, 0(vp) C load v limb
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| - ld u0, 0(up) C load u limb
|
| - addic up, up, -8 C update up; set cy
|
| - addi rp, rp, -8 C update rp
|
| - sldi s1, v0, 1
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| - bdz L(end) C If done, skip loop
|
| -
|
| -L(oop): ld v1, 8(vp) C load v limb
|
| - subfe s1, s1, u0 C add limbs with cy, set cy
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| - std s1, 8(rp) C store result limb
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| - srdi s0, v0, 63 C shift down previous v limb
|
| - ldu u0, 16(up) C load u limb and update up
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| - rldimi s0, v1, 1, 0 C left shift v limb and merge with prev v limb
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| -
|
| - bdz L(exit) C decrement ctr and exit if done
|
| -
|
| - ldu v0, 16(vp) C load v limb and update vp
|
| - subfe s0, s0, u0 C add limbs with cy, set cy
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| - stdu s0, 16(rp) C store result limb and update rp
|
| - srdi s1, v1, 63 C shift down previous v limb
|
| - ld u0, 8(up) C load u limb
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| - rldimi s1, v0, 1, 0 C left shift v limb and merge with prev v limb
|
| -
|
| - bdnz L(oop) C decrement ctr and loop back
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| -
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| -L(end): subfe r7, s1, u0
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| - std r7, 8(rp) C store last result limb
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| - srdi r3, v0, 63
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| - subfze r3, r3
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| - neg r3, r3
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| - blr
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| -L(exit): subfe r7, s0, u0
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| - std r7, 16(rp) C store last result limb
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| - srdi r3, v1, 63
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| - subfze r3, r3
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| - neg r3, r3
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| - blr
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| -EPILOGUE()
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|
|