Index: gcc/gmp/mpn/x86/rshift.asm |
diff --git a/gcc/gmp/mpn/x86/rshift.asm b/gcc/gmp/mpn/x86/rshift.asm |
deleted file mode 100644 |
index 8e33eabd61cc8d510ba6da85657e2487de5c23c3..0000000000000000000000000000000000000000 |
--- a/gcc/gmp/mpn/x86/rshift.asm |
+++ /dev/null |
@@ -1,98 +0,0 @@ |
-dnl x86 mpn_rshift -- mpn right shift. |
- |
-dnl Copyright 1992, 1994, 1996, 1999, 2000, 2001, 2002 Free Software |
-dnl Foundation, Inc. |
-dnl |
-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 |
-dnl modify it under the terms of the GNU Lesser General Public License as |
-dnl published by the Free Software Foundation; either version 3 of the |
-dnl License, or (at your option) any later version. |
-dnl |
-dnl The GNU MP Library is distributed in the hope that it will be useful, |
-dnl but WITHOUT ANY WARRANTY; without even the implied warranty of |
-dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
-dnl Lesser General Public License for more details. |
-dnl |
-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 cycles/limb |
-C P54: 7.5 |
-C P55: 7.0 |
-C P6: 2.5 |
-C K6: 4.5 |
-C K7: 5.0 |
-C P4: 16.5 |
- |
- |
-C mp_limb_t mpn_rshift (mp_ptr dst, mp_srcptr src, mp_size_t size, |
-C unsigned shift); |
- |
-defframe(PARAM_SHIFT,16) |
-defframe(PARAM_SIZE, 12) |
-defframe(PARAM_SRC, 8) |
-defframe(PARAM_DST, 4) |
- |
- TEXT |
- ALIGN(8) |
-PROLOGUE(mpn_rshift) |
- |
- pushl %edi |
- pushl %esi |
- pushl %ebx |
-deflit(`FRAME',12) |
- |
- movl PARAM_DST,%edi |
- movl PARAM_SRC,%esi |
- movl PARAM_SIZE,%edx |
- movl PARAM_SHIFT,%ecx |
- |
- leal -4(%edi,%edx,4),%edi |
- leal (%esi,%edx,4),%esi |
- negl %edx |
- |
- movl (%esi,%edx,4),%ebx C read least significant limb |
- xorl %eax,%eax |
- shrdl( %cl, %ebx, %eax) C compute carry limb |
- incl %edx |
- jz L(end) |
- pushl %eax C push carry limb onto stack |
- testb $1,%dl |
- jnz L(1) C enter loop in the middle |
- movl %ebx,%eax |
- |
- ALIGN(8) |
-L(oop): movl (%esi,%edx,4),%ebx C load next higher limb |
- shrdl( %cl, %ebx, %eax) C compute result limb |
- movl %eax,(%edi,%edx,4) C store it |
- incl %edx |
-L(1): movl (%esi,%edx,4),%eax |
- shrdl( %cl, %eax, %ebx) |
- movl %ebx,(%edi,%edx,4) |
- incl %edx |
- jnz L(oop) |
- |
- shrl %cl,%eax C compute most significant limb |
- movl %eax,(%edi) C store it |
- |
- popl %eax C pop carry limb |
- |
- popl %ebx |
- popl %esi |
- popl %edi |
- ret |
- |
-L(end): shrl %cl,%ebx C compute most significant limb |
- movl %ebx,(%edi) C store it |
- |
- popl %ebx |
- popl %esi |
- popl %edi |
- ret |
- |
-EPILOGUE() |