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author | Thomas Voss <mail@thomasvoss.com> | 2024-06-21 23:36:36 +0200 |
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committer | Thomas Voss <mail@thomasvoss.com> | 2024-06-21 23:42:26 +0200 |
commit | a89a14ef5da44684a16b204e7a70460cc8c4922a (patch) | |
tree | b23b4c6b155977909ef508fdae2f48d33d802813 /vendor/gmp-6.3.0/mpn/sparc64/ultrasparct1/addlshC_n.asm | |
parent | 1db63fcedab0b288820d66e100b1877b1a5a8851 (diff) |
Basic constant folding implementation
Diffstat (limited to 'vendor/gmp-6.3.0/mpn/sparc64/ultrasparct1/addlshC_n.asm')
-rw-r--r-- | vendor/gmp-6.3.0/mpn/sparc64/ultrasparct1/addlshC_n.asm | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/vendor/gmp-6.3.0/mpn/sparc64/ultrasparct1/addlshC_n.asm b/vendor/gmp-6.3.0/mpn/sparc64/ultrasparct1/addlshC_n.asm new file mode 100644 index 0000000..5be9a0d --- /dev/null +++ b/vendor/gmp-6.3.0/mpn/sparc64/ultrasparct1/addlshC_n.asm @@ -0,0 +1,69 @@ +dnl SPARC v9 mpn_addlshC_n for T1/T2. + +dnl Copyright 2010 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/. + +C cycles/limb +C UltraSPARC T1: 21 +C UltraSPARC T2: ? + +C INPUT PARAMETERS +define(`rp', `%o0') +define(`up', `%o1') +define(`vp', `%o2') +define(`n', `%o3') +define(`cy', `%o4') + +ASM_START() + REGISTER(%g2,#scratch) + REGISTER(%g3,#scratch) +PROLOGUE(func) + mov 0, cy + mov 0, %g5 + cmp %g0, cy +L(top): ldx [up+0], %o4 + add up, 8, up + ldx [vp+0], %o5 + add vp, 8, vp + add rp, 8, rp + + sllx %o5, LSH, %g4 + add n, -1, n + or %g5, %g4, %g4 + srlx %o5, RSH, %g5 + + srlx %o4, 32, %g1 + srlx %g4, 32, %g2 + addccc %o4, %g4, %g3 + addccc %g1, %g2, %g0 + brgz n, L(top) + stx %g3, [rp-8] + + retl + addc %g5, %g0, %o0 +EPILOGUE() |