Imported gcc-4.4.3

[msp430-gcc.git] / gmp / mpn / sparc32 / v8 / addmul_1.asm

diff --git a/gmp/mpn/sparc32/v8/addmul_1.asm b/gmp/mpn/sparc32/v8/addmul_1.asm
new file mode 100644 (file)
index 0000000..6e5e788
--- /dev/null
+++ b/gmp/mpn/sparc32/v8/addmul_1.asm
@@ -0,0 +1,120 @@
+dnl  SPARC v8 mpn_addmul_1 -- Multiply a limb vector with a limb and
+dnl  add the result to a second limb vector.
+
+dnl  Copyright 1992, 1993, 1994, 1995, 2000 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 INPUT PARAMETERS
+C res_ptr      o0
+C s1_ptr       o1
+C size         o2
+C s2_limb      o3
+
+ASM_START()
+PROLOGUE(mpn_addmul_1)
+       orcc    %g0,%g0,%g2
+       ld      [%o1+0],%o4     C 1
+
+       sll     %o2,4,%g1
+       and     %g1,(4-1)<<4,%g1
+ifdef(`PIC',
+`      mov     %o7,%g4         C Save return address register
+0:     call    1f
+       add     %o7,L(1)-0b,%g3
+1:     mov     %g4,%o7         C Restore return address register
+',
+`      sethi   %hi(L(1)),%g3
+       or      %g3,%lo(L(1)),%g3
+')
+       jmp     %g3+%g1
+       nop
+L(1):
+L(L00):        add     %o0,-4,%o0
+       b       L(loop00)       C 4, 8, 12, ...
+       add     %o1,-4,%o1
+       nop
+L(L01):        b       L(loop01)       C 1, 5, 9, ...
+       nop
+       nop
+       nop
+L(L10):        add     %o0,-12,%o0     C 2, 6, 10, ...
+       b       L(loop10)
+       add     %o1,4,%o1
+       nop
+L(L11):        add     %o0,-8,%o0      C 3, 7, 11, ...
+       b       L(loop11)
+       add     %o1,-8,%o1
+       nop
+
+L(loop):
+       addcc   %g3,%g2,%g3     C 1
+       ld      [%o1+4],%o4     C 2
+       rd      %y,%g2          C 1
+       addx    %g0,%g2,%g2
+       ld      [%o0+0],%g1     C 2
+       addcc   %g1,%g3,%g3
+       st      %g3,[%o0+0]     C 1
+L(loop00):
+       umul    %o4,%o3,%g3     C 2
+       ld      [%o0+4],%g1     C 2
+       addxcc  %g3,%g2,%g3     C 2
+       ld      [%o1+8],%o4     C 3
+       rd      %y,%g2          C 2
+       addx    %g0,%g2,%g2
+       nop
+       addcc   %g1,%g3,%g3
+       st      %g3,[%o0+4]     C 2
+L(loop11):
+       umul    %o4,%o3,%g3     C 3
+       addxcc  %g3,%g2,%g3     C 3
+       ld      [%o1+12],%o4    C 4
+       rd      %y,%g2          C 3
+       add     %o1,16,%o1
+       addx    %g0,%g2,%g2
+       ld      [%o0+8],%g1     C 2
+       addcc   %g1,%g3,%g3
+       st      %g3,[%o0+8]     C 3
+L(loop10):
+       umul    %o4,%o3,%g3     C 4
+       addxcc  %g3,%g2,%g3     C 4
+       ld      [%o1+0],%o4     C 1
+       rd      %y,%g2          C 4
+       addx    %g0,%g2,%g2
+       ld      [%o0+12],%g1    C 2
+       addcc   %g1,%g3,%g3
+       st      %g3,[%o0+12]    C 4
+       add     %o0,16,%o0
+       addx    %g0,%g2,%g2
+L(loop01):
+       addcc   %o2,-4,%o2
+       bg      L(loop)
+       umul    %o4,%o3,%g3     C 1
+
+       addcc   %g3,%g2,%g3     C 4
+       rd      %y,%g2          C 4
+       addx    %g0,%g2,%g2
+       ld      [%o0+0],%g1     C 2
+       addcc   %g1,%g3,%g3
+       st      %g3,[%o0+0]     C 4
+       addx    %g0,%g2,%o0
+
+       retl
+        nop
+EPILOGUE(mpn_addmul_1)