From 11da511c784eca003deb90c23570f0873954e0de Mon Sep 17 00:00:00 2001 From: Duncan Wilkie Date: Sat, 18 Nov 2023 06:11:09 -0600 Subject: Initial commit. --- gmp-6.3.0/mpn/powerpc64/copyi.asm | 78 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 78 insertions(+) create mode 100644 gmp-6.3.0/mpn/powerpc64/copyi.asm (limited to 'gmp-6.3.0/mpn/powerpc64/copyi.asm') diff --git a/gmp-6.3.0/mpn/powerpc64/copyi.asm b/gmp-6.3.0/mpn/powerpc64/copyi.asm new file mode 100644 index 0000000..9a86cb2 --- /dev/null +++ b/gmp-6.3.0/mpn/powerpc64/copyi.asm @@ -0,0 +1,78 @@ +dnl PowerPC-64 mpn_copyi. + +dnl Copyright 2004, 2005 Free Software Foundation, Inc. + +dnl This file is part of the GNU MP Library. +dnl +dnl The GNU MP Library is free software; you can redistribute it and/or modify +dnl it under the terms of either: +dnl +dnl * the GNU Lesser General Public License as published by the Free +dnl Software Foundation; either version 3 of the License, or (at your +dnl option) any later version. +dnl +dnl or +dnl +dnl * the GNU General Public License as published by the Free Software +dnl Foundation; either version 2 of the License, or (at your option) any +dnl later version. +dnl +dnl or both in parallel, as here. +dnl +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 General Public License +dnl for more details. +dnl +dnl You should have received copies of the GNU General Public License and the +dnl GNU Lesser General Public License along with the GNU MP Library. If not, +dnl see https://www.gnu.org/licenses/. + +include(`../config.m4') + +C cycles/limb +C POWER3/PPC630 1 +C POWER4/PPC970 1 +C POWER5 ? +C POWER6 ? +C POWER7 1.4 + +C INPUT PARAMETERS +C rp r3 +C up r4 +C n r5 + +ASM_START() +PROLOGUE(mpn_copyi) + rldic. r0, r5, 3, 59 C r0 = (r5 & 3) << 3; cr0 = (n == 4t)? + cmpldi cr6, r0, 16 C cr6 = (n cmp 4t + 2)? + + addi r5, r5, 4 C compute... +ifdef(`HAVE_ABI_mode32', +` rldicl r5, r5, 62,34', C ...branch count +` rldicl r5, r5, 62, 2') C ...branch count + mtctr r5 + + add r4, r4, r0 C offset up + add r3, r3, r0 C offset rp + + beq cr0, L(L00) + blt cr6, L(L01) + beq cr6, L(L10) + b L(L11) + + ALIGN(16) +L(oop): ld r6, -32(r4) + std r6, -32(r3) +L(L11): ld r6, -24(r4) + std r6, -24(r3) +L(L10): ld r6, -16(r4) + std r6, -16(r3) +L(L01): ld r6, -8(r4) + std r6, -8(r3) +L(L00): addi r4, r4, 32 + addi r3, r3, 32 + bdnz L(oop) + + blr +EPILOGUE() -- cgit v1.2.3