+++ /dev/null
-/* mc68020 __mpn_add_n -- Add two limb vectors of the same length > 0 and store
- sum in a third limb vector.
-
-Copyright (C) 1992, 1994 Free Software Foundation, Inc.
-
-This file is part of the GNU MP Library.
-
-The GNU MP Library is free software; you can redistribute it and/or modify
-it under the terms of the GNU Library General Public License as published by
-the Free Software Foundation; either version 2 of the License, or (at your
-option) any later version.
-
-The GNU MP 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 Library General Public
-License for more details.
-
-You should have received a copy of the GNU Library General Public License
-along with the GNU MP Library; see the file COPYING.LIB. If not, write to
-the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-/*
- INPUT PARAMETERS
- res_ptr (sp + 4)
- s1_ptr (sp + 8)
- s2_ptr (sp + 16)
- size (sp + 12)
-*/
-
-#include "asm-syntax.h"
-
- TEXT
- ALIGN
- GLOBL ___mpn_add_n
-
-LAB(___mpn_add_n)
-/* Save used registers on the stack. */
- INSN2(move,l ,MEM_PREDEC(sp),d2)
- INSN2(move,l ,MEM_PREDEC(sp),a2)
-
-/* Copy the arguments to registers. Better use movem? */
- INSN2(move,l ,a2,MEM_DISP(sp,12))
- INSN2(move,l ,a0,MEM_DISP(sp,16))
- INSN2(move,l ,a1,MEM_DISP(sp,20))
- INSN2(move,l ,d2,MEM_DISP(sp,24))
-
- INSN2(eor,w ,d2,#1)
- INSN2(lsr,l ,d2,#1)
- bcc L1
- INSN2(subq,l ,d2,#1) /* clears cy as side effect */
-
-LAB(Loop)
- INSN2(move,l ,d0,MEM_POSTINC(a0))
- INSN2(move,l ,d1,MEM_POSTINC(a1))
- INSN2(addx,l ,d0,d1)
- INSN2(move,l ,MEM_POSTINC(a2),d0)
-LAB(L1) INSN2(move,l ,d0,MEM_POSTINC(a0))
- INSN2(move,l ,d1,MEM_POSTINC(a1))
- INSN2(addx,l ,d0,d1)
- INSN2(move,l ,MEM_POSTINC(a2),d0)
-
- dbf d2,Loop /* loop until 16 lsb of %4 == -1 */
- INSN2(subx,l ,d0,d0) /* d0 <= -cy; save cy as 0 or -1 in d0 */
- INSN2(sub,l ,d2,#0x10000)
- bcs L2
- INSN2(add,l ,d0,d0) /* restore cy */
- bra Loop
-
-LAB(L2)
- INSN1(neg,l ,d0)
-
-/* Restore used registers from stack frame. */
- INSN2(move,l ,a2,MEM_POSTINC(sp))
- INSN2(move,l ,d2,MEM_POSTINC(sp))
-
- rts
+++ /dev/null
-/* asm.h -- Definitions for 68k syntax variations.
-
-Copyright (C) 1992, 1994 Free Software Foundation, Inc.
-
-This file is part of the GNU MP Library.
-
-The GNU MP Library is free software; you can redistribute it and/or modify
-it under the terms of the GNU Library General Public License as published by
-the Free Software Foundation; either version 2 of the License, or (at your
-option) any later version.
-
-The GNU MP 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 Library General Public
-License for more details.
-
-You should have received a copy of the GNU Library General Public License
-along with the GNU MP Library; see the file COPYING.LIB. If not, write to
-the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-#ifdef MIT_SYNTAX
-#define MEM(base)base@
-#define MEM_DISP(base,displacement)base@(displacement)
-#define MEM_PREDEC(memory_base)memory_base@-
-#define MEM_POSTINC(memory_base)memory_base@+
-#ifdef __STDC__
-#define INSN1(mnemonic,size_suffix,dst)mnemonic##size_suffix dst
-#define INSN2(mnemonic,size_suffix,dst,src)mnemonic##size_suffix src,dst
-#else
-#define INSN1(mnemonic,size_suffix,dst)mnemonic/**/size_suffix dst
-#define INSN2(mnemonic,size_suffix,dst,src)mnemonic/**/size_suffix src,dst
-#endif
-#define LAB(label) label:
-#define TEXT .text
-#define ALIGN .even
-#define GLOBL .globl
-#endif
-
-#ifdef SONY_SYNTAX
-#define MEM(base)(base)
-#define MEM_DISP(base,displacement)(displacement,base)
-#define MEM_PREDEC(memory_base)-(memory_base)
-#define MEM_POSTINC(memory_base)(memory_base)+
-#define INSN1(mnemonic,size_suffix,dst)mnemonic.size_suffix dst
-#ifdef __STDC__
-#define INSN2(mnemonic,size_suffix,dst,src)mnemonic.size_suffix src##,dst
-#else
-#define INSN2(mnemonic,size_suffix,dst,src)mnemonic.size_suffix src/**/,dst
-#endif
-#define LAB(label) label:
-#define TEXT .text
-#define ALIGN .even
-#define GLOBL .globl
-#endif
-
-#ifdef MOTOROLA_SYNTAX
-#define MEM(base)(base)
-#define MEM_DISP(base,displacement)(displacement,base)
-#define MEM_PREDEC(memory_base)-(memory_base)
-#define MEM_POSTINC(memory_base)(memory_base)+
-#define INSN1(mnemonic,size_suffix,dst)mnemonic.size_suffix dst
-#ifdef __STDC__
-#define INSN2(mnemonic,size_suffix,dst,src)mnemonic.size_suffix src##,dst
-#else
-#define INSN2(mnemonic,size_suffix,dst,src)mnemonic.size_suffix src/**/,dst
-#endif
-#define LAB(label) label
-#define TEXT
-#define ALIGN
-#define GLOBL XDEF
-#define l L
-#define w W
-#define move MOVE
-#define eor EOR
-#define lsr LSR
-#define add ADD
-#define addx ADDX
-#define addq ADDQ
-#define sub SUB
-#define subx SUBX
-#define subq SUBQ
-#define neg NEG
-#define bcc BCC
-#define bcs BCS
-#define bra BRA
-#define dbf DBF
-#define rts RTS
-#define d0 D0
-#define d1 D1
-#define d2 D2
-#define d3 D3
-#define d4 D4
-#define d5 D5
-#define d6 D6
-#define d7 D7
-#define a0 A0
-#define a1 A1
-#define a2 A2
-#define a3 A3
-#define a4 A4
-#define a5 A5
-#define a6 A6
-#define a7 A7
-#define sp SP
-#endif
+++ /dev/null
-/* mc68020 __mpn_sub_n -- Subtract two limb vectors of the same length > 0 and
- store difference in a third limb vector.
-
-Copyright (C) 1992, 1994 Free Software Foundation, Inc.
-
-This file is part of the GNU MP Library.
-
-The GNU MP Library is free software; you can redistribute it and/or modify
-it under the terms of the GNU Library General Public License as published by
-the Free Software Foundation; either version 2 of the License, or (at your
-option) any later version.
-
-The GNU MP 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 Library General Public
-License for more details.
-
-You should have received a copy of the GNU Library General Public License
-along with the GNU MP Library; see the file COPYING.LIB. If not, write to
-the Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
-
-/*
- INPUT PARAMETERS
- res_ptr (sp + 4)
- s1_ptr (sp + 8)
- s2_ptr (sp + 16)
- size (sp + 12)
-*/
-
-#include "asm-syntax.h"
-
- TEXT
- ALIGN
- GLOBL ___mpn_sub_n
-
-LAB(___mpn_sub_n)
-/* Save used registers on the stack. */
- INSN2(move,l ,MEM_PREDEC(sp),d2)
- INSN2(move,l ,MEM_PREDEC(sp),a2)
-
-/* Copy the arguments to registers. Better use movem? */
- INSN2(move,l ,a2,MEM_DISP(sp,12))
- INSN2(move,l ,a0,MEM_DISP(sp,16))
- INSN2(move,l ,a1,MEM_DISP(sp,20))
- INSN2(move,l ,d2,MEM_DISP(sp,24))
-
- INSN2(eor,w ,d2,#1)
- INSN2(lsr,l ,d2,#1)
- bcc L1
- INSN2(subq,l ,d2,#1) /* clears cy as side effect */
-
-LAB(Loop)
- INSN2(move,l ,d0,MEM_POSTINC(a0))
- INSN2(move,l ,d1,MEM_POSTINC(a1))
- INSN2(subx,l ,d0,d1)
- INSN2(move,l ,MEM_POSTINC(a2),d0)
-LAB(L1) INSN2(move,l ,d0,MEM_POSTINC(a0))
- INSN2(move,l ,d1,MEM_POSTINC(a1))
- INSN2(subx,l ,d0,d1)
- INSN2(move,l ,MEM_POSTINC(a2),d0)
-
- dbf d2,Loop /* loop until 16 lsb of %4 == -1 */
- INSN2(subx,l ,d0,d0) /* d0 <= -cy; save cy as 0 or -1 in d0 */
- INSN2(sub,l ,d2,#0x10000)
- bcs L2
- INSN2(add,l ,d0,d0) /* restore cy */
- bra Loop
-
-LAB(L2)
- INSN1(neg,l ,d0)
-
-/* Restore used registers from stack frame. */
- INSN2(move,l ,a2,MEM_POSTINC(sp))
- INSN2(move,l ,d2,MEM_POSTINC(sp))
-
- rts
projects / platform / upstream / glibc.git / commitdiff