Index: gcc/gmp/mpn/x86_64/bdiv_dbm1c.asm |
diff --git a/gcc/gmp/mpn/x86_64/bdiv_dbm1c.asm b/gcc/gmp/mpn/x86_64/bdiv_dbm1c.asm |
deleted file mode 100644 |
index 8d73b9fe00ef39a92bca8df01eade5220885f9c1..0000000000000000000000000000000000000000 |
--- a/gcc/gmp/mpn/x86_64/bdiv_dbm1c.asm |
+++ /dev/null |
@@ -1,98 +0,0 @@ |
-dnl x86_64 mpn_bdiv_dbm1. |
- |
-dnl Copyright 2008 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 cycles/limb |
-C K8,K9: 2.25 |
-C K10: ? |
-C P4: 12.5 |
-C P6-15 (Core2): 4.0 |
-C P6-28 (Atom): 20 |
- |
-C TODO |
-C * Do proper 4-way feed-in instead of the current epilogue |
- |
-C INPUT PARAMETERS shared |
-define(`qp', `%rdi') |
-define(`up', `%rsi') |
-define(`n', `%rdx') |
-define(`bd', `%rcx') |
-define(`cy', `%r8') |
- |
- |
-ASM_START() |
- TEXT |
- ALIGN(16) |
-PROLOGUE(mpn_bdiv_dbm1c) |
- mov (%rsi), %rax |
- mov %rdx, %r9 C n |
- |
- mul %rcx |
- sub %rax, %r8 |
- mov %r8, (%rdi) |
- sbb %rdx, %r8 |
- |
- lea (%rsi,%r9,8), %rsi |
- lea (%rdi,%r9,8), %rdi |
- neg %r9 |
- add $4, %r9 |
- jns L(end) |
- ALIGN(16) |
-L(top): |
- mov -24(%rsi,%r9,8), %rax |
- mul %rcx |
- sub %rax, %r8 |
- mov %r8, -24(%rdi,%r9,8) |
- sbb %rdx, %r8 |
-L(3): |
- mov -16(%rsi,%r9,8), %rax |
- mul %rcx |
- sub %rax, %r8 |
- mov %r8, -16(%rdi,%r9,8) |
- sbb %rdx, %r8 |
-L(2): |
- mov -8(%rsi,%r9,8), %rax |
- mul %rcx |
- sub %rax, %r8 |
- mov %r8, -8(%rdi,%r9,8) |
- sbb %rdx, %r8 |
-L(1): |
- mov (%rsi,%r9,8), %rax |
- mul %rcx |
- sub %rax, %r8 |
- mov %r8, (%rdi,%r9,8) |
- sbb %rdx, %r8 |
- |
- add $4, %r9 |
- js L(top) |
-L(end): |
- je L(3x) |
- cmp $2, %r9 |
- jg L(ret) |
- mov $-1, %r9 |
- je L(1) |
- jmp L(2) |
-L(3x): |
- dec %r9 |
- jmp L(3) |
- |
-L(ret): mov %r8, %rax |
- ret |
-EPILOGUE() |