1 /* Pentium __mpn_mul_1 -- Multiply a limb vector with a limb and store
2 the result in a second limb vector.
3 Copyright (C) 1992, 94, 96, 97, 98, 00, 2005 Free Software Foundation, Inc.
4 This file is part of the GNU MP Library.
6 The GNU MP Library is free software; you can redistribute it and/or modify
7 it under the terms of the GNU Lesser General Public License as published by
8 the Free Software Foundation; either version 2.1 of the License, or (at your
9 option) any later version.
11 The GNU MP Library is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
13 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public
14 License for more details.
16 You should have received a copy of the GNU Lesser General Public License
17 along with the GNU MP Library; see the file COPYING.LIB. If not,
18 see <http://www.gnu.org/licenses/>. */
21 #include "asm-syntax.h"
25 #define PARMS LINKAGE+16 /* space for 4 saved regs */
27 #define S1 RES+PTR_SIZE
28 #define SIZE S1+PTR_SIZE
37 ENTRY (BP_SYM (__mpn_mul_1))
41 cfi_adjust_cfa_offset (4)
43 cfi_adjust_cfa_offset (4)
45 cfi_adjust_cfa_offset (4)
47 cfi_adjust_cfa_offset (4)
49 movl RES(%esp), %res_ptr
50 cfi_rel_offset (res_ptr, 12)
51 movl S1(%esp), %s1_ptr
52 cfi_rel_offset (s1_ptr, 8)
53 movl SIZE(%esp), %size
54 movl S2LIMB(%esp), %s2_limb
55 cfi_rel_offset (s2_limb, 0)
56 #if __BOUNDED_POINTERS__
57 shll $2, %size /* convert limbs to bytes */
58 CHECK_BOUNDS_BOTH_WIDE (%res_ptr, RES(%esp), %size)
59 CHECK_BOUNDS_BOTH_WIDE (%s1_ptr, S1(%esp), %size)
62 leal (%res_ptr,%size,4), %res_ptr
63 leal (%s1_ptr,%size,4), %s1_ptr
66 cfi_rel_offset (ebp, 4)
70 movl (%s1_ptr,%size,4), %eax
76 movl %ebp, (%res_ptr,%size,4)
85 cfi_adjust_cfa_offset (-4)
88 cfi_adjust_cfa_offset (-4)
91 cfi_adjust_cfa_offset (-4)
94 cfi_adjust_cfa_offset (-4)
100 END (BP_SYM (__mpn_mul_1))