summaryrefslogtreecommitdiff
path: root/Build/source/libs/gmp/gmp-src/mpn/x86_64/bt1/aors_n.asm
diff options
context:
space:
mode:
Diffstat (limited to 'Build/source/libs/gmp/gmp-src/mpn/x86_64/bt1/aors_n.asm')
-rw-r--r--Build/source/libs/gmp/gmp-src/mpn/x86_64/bt1/aors_n.asm159
1 files changed, 159 insertions, 0 deletions
diff --git a/Build/source/libs/gmp/gmp-src/mpn/x86_64/bt1/aors_n.asm b/Build/source/libs/gmp/gmp-src/mpn/x86_64/bt1/aors_n.asm
new file mode 100644
index 00000000000..9b6b5c77bd5
--- /dev/null
+++ b/Build/source/libs/gmp/gmp-src/mpn/x86_64/bt1/aors_n.asm
@@ -0,0 +1,159 @@
+dnl AMD64 mpn_add_n, mpn_sub_n optimised for bobcat.
+
+dnl Copyright 2003-2005, 2007, 2008, 2010-2013 Free Software Foundation, Inc.
+
+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 modify
+dnl it under the terms of either:
+dnl
+dnl * the GNU Lesser General Public License as published by the Free
+dnl Software Foundation; either version 3 of the License, or (at your
+dnl option) any later version.
+dnl
+dnl or
+dnl
+dnl * the GNU General Public License as published by the Free Software
+dnl Foundation; either version 2 of the License, or (at your option) any
+dnl later version.
+dnl
+dnl or both in parallel, as here.
+dnl
+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 General Public License
+dnl for more details.
+dnl
+dnl You should have received copies of the GNU General Public License and the
+dnl GNU Lesser General Public License along with the GNU MP Library. If not,
+dnl see https://www.gnu.org/licenses/.
+
+include(`../config.m4')
+
+C cycles/limb
+C AMD K8,K9 1.77
+C AMD K10 1.76\1.82
+C AMD bd1 1.67\2.12
+C AMD bd2 1.62\1.82
+C AMD bd3
+C AMD bd4 1.55\2.2
+C AMD zen
+C AMD bt1 2.54
+C AMD bt2 2
+C Intel P4 11
+C Intel PNR 4.76
+C Intel NHM 5.27
+C Intel SBR 2
+C Intel IBR 1.94
+C Intel HWL 1.63
+C Intel BWL 1.51
+C Intel SKL 1.51
+C Intel atom 3.56
+C Intel SLM 4
+C VIA nano
+
+C The loop of this code is the result of running a code generation and
+C optimization tool suite written by David Harvey and Torbjorn Granlund.
+
+C INPUT PARAMETERS
+define(`rp', `%rdi') C rcx
+define(`up', `%rsi') C rdx
+define(`vp', `%rdx') C r8
+define(`n', `%rcx') C r9
+define(`cy', `%r8') C rsp+40 (mpn_add_nc and mpn_sub_nc)
+
+ifdef(`OPERATION_add_n', `
+ define(ADCSBB, adc)
+ define(func, mpn_add_n)
+ define(func_nc, mpn_add_nc)')
+ifdef(`OPERATION_sub_n', `
+ define(ADCSBB, sbb)
+ define(func, mpn_sub_n)
+ define(func_nc, mpn_sub_nc)')
+
+MULFUNC_PROLOGUE(mpn_add_n mpn_add_nc mpn_sub_n mpn_sub_nc)
+
+ABI_SUPPORT(DOS64)
+ABI_SUPPORT(STD64)
+
+ASM_START()
+ TEXT
+ ALIGN(16)
+PROLOGUE(func)
+ FUNC_ENTRY(4)
+ xor %r8, %r8
+L(ent): test $1, R8(n)
+ jnz L(bx1)
+
+L(bx0): test $2, R8(n)
+ jnz L(b10)
+
+L(b00): shr $2, n
+ neg %r8
+ mov $3, R32(%rax)
+ mov (up), %r10
+ mov 8(up), %r11
+ jmp L(lo0)
+
+L(b10): shr $2, n
+ neg %r8
+ mov $1, R32(%rax)
+ mov (up), %r8
+ mov 8(up), %r9
+ jrcxz L(cj2)
+ jmp L(top)
+
+L(bx1): test $2, R8(n)
+ jnz L(b11)
+
+L(b01): shr $2, n
+ neg %r8
+ mov $0, R32(%rax)
+ mov (up), %r9
+ jrcxz L(cj1)
+ mov 8(up), %r10
+ jmp L(lo1)
+
+ ALIGN(8)
+L(b11): inc n
+ shr $2, n
+ neg %r8
+ mov $2, R32(%rax)
+ mov (up), %r11
+ jmp L(lo3)
+
+ ALIGN(4)
+L(top): mov 8(up,%rax,8), %r10
+ ADCSBB -8(vp,%rax,8), %r8
+ mov %r8, -8(rp,%rax,8)
+L(lo1): mov 16(up,%rax,8), %r11
+ ADCSBB (vp,%rax,8), %r9
+ lea 4(%rax), %rax
+ mov %r9, -32(rp,%rax,8)
+L(lo0): ADCSBB -24(vp,%rax,8), %r10
+ mov %r10, -24(rp,%rax,8)
+L(lo3): ADCSBB -16(vp,%rax,8), %r11
+ dec n
+ mov -8(up,%rax,8), %r8
+ mov %r11, -16(rp,%rax,8)
+L(lo2): mov (up,%rax,8), %r9
+ jnz L(top)
+
+L(cj2): ADCSBB -8(vp,%rax,8), %r8
+ mov %r8, -8(rp,%rax,8)
+L(cj1): ADCSBB (vp,%rax,8), %r9
+ mov %r9, (rp,%rax,8)
+
+ mov $0, R32(%rax)
+ adc $0, R32(%rax)
+
+ FUNC_EXIT()
+ ret
+EPILOGUE()
+
+ ALIGN(16)
+PROLOGUE(func_nc)
+ FUNC_ENTRY(4)
+IFDOS(` mov 56(%rsp), %r8 ')
+ jmp L(ent)
+EPILOGUE()