diff options
Diffstat (limited to 'sysdeps/sparc/sparc32/sparcv9/submul_1.S')
| -rw-r--r-- | sysdeps/sparc/sparc32/sparcv9/submul_1.S | 82 |
1 files changed, 0 insertions, 82 deletions
diff --git a/sysdeps/sparc/sparc32/sparcv9/submul_1.S b/sysdeps/sparc/sparc32/sparcv9/submul_1.S deleted file mode 100644 index 52b7d35aa4..0000000000 --- a/sysdeps/sparc/sparc32/sparcv9/submul_1.S +++ /dev/null @@ -1,82 +0,0 @@ -! SPARC v9 32-bit __mpn_submul_1 -- Multiply a limb vector with a limb -! and subtract the result from a second limb vector. -! -! Copyright (C) 2013-2017 Free Software Foundation, Inc. -! This file is part of the GNU C Library. -! Contributed by David S. Miller <davem@davemloft.net> -! -! The GNU C Library is free software; you can redistribute it and/or -! modify it under the terms of the GNU Lesser General Public -! License as published by the Free Software Foundation; either -! version 2.1 of the License, or (at your option) any later version. -! -! The GNU C Library is distributed in the hope that it will be useful, -! but WITHOUT ANY WARRANTY; without even the implied warranty of -! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -! Lesser General Public License for more details. -! -! You should have received a copy of the GNU Lesser General Public -! License along with the GNU C Library; if not, see -! <http://www.gnu.org/licenses/>. - -#include <sysdep.h> - -#define res_ptr %i0 -#define s1_ptr %i1 -#define sz_arg %i2 -#define s2l_arg %i3 -#define sz %o4 -#define carry %o5 -#define s2_limb %g1 -#define tmp1 %l0 -#define tmp2 %l1 -#define tmp3 %l2 -#define tmp4 %l3 -#define tmp64_1 %g3 -#define tmp64_2 %o3 - -ENTRY(__mpn_submul_1) - save %sp, -96, %sp - srl sz_arg, 0, sz - srl s2l_arg, 0, s2_limb - subcc sz, 1, sz - be,pn %icc, .Lfinal_limb - subcc %g0, 0, carry - -.Lloop: - lduw [s1_ptr + 0x00], tmp1 - lduw [res_ptr + 0x00], tmp3 - lduw [s1_ptr + 0x04], tmp2 - lduw [res_ptr + 0x04], tmp4 - mulx tmp1, s2_limb, tmp64_1 - add s1_ptr, 8, s1_ptr - mulx tmp2, s2_limb, tmp64_2 - sub sz, 2, sz - add res_ptr, 8, res_ptr - addx carry, tmp64_1, tmp64_1 - srlx tmp64_1, 32, carry - subcc tmp3, tmp64_1, tmp64_1 - stw tmp64_1, [res_ptr - 0x08] - addx carry, tmp64_2, tmp64_2 - srlx tmp64_2, 32, carry - subcc tmp4, tmp64_2, tmp64_2 - brgz sz, .Lloop - stw tmp64_2, [res_ptr - 0x04] - - brlz,pt sz, .Lfinish - nop - -.Lfinal_limb: - lduw [s1_ptr + 0x00], tmp1 - lduw [res_ptr + 0x00], tmp3 - mulx tmp1, s2_limb, tmp64_1 - addx carry, tmp64_1, tmp64_1 - srlx tmp64_1, 32, carry - subcc tmp3, tmp64_1, tmp64_1 - stw tmp64_1, [res_ptr + 0x00] - -.Lfinish: - addx carry, 0, carry - jmpl %i7 + 0x8, %g0 - restore carry, 0, %o0 -END(__mpn_submul_1) |