Imported gcc-4.4.3

[msp430-gcc.git] / gmp / mpn / alpha / copyi.asm

diff --git a/gmp/mpn/alpha/copyi.asm b/gmp/mpn/alpha/copyi.asm
new file mode 100644 (file)
index 0000000..4258041
--- /dev/null
+++ b/gmp/mpn/alpha/copyi.asm
@@ -0,0 +1,75 @@
+dnl  Alpha mpn_copyi -- copy, incrementing.
+
+dnl  Copyright 2002, 2003 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 EV4:     4
+C EV5:     1.75
+C EV6:     1
+
+C INPUT PARAMETERS
+C rp   r16
+C up   r17
+C n    r18
+
+
+ASM_START()
+PROLOGUE(mpn_copyi)
+       lda     r18,-8(r18)             C E0
+       blt     r18,$Lend               C E1
+$Loop: ldq     r0,0(r17)               C E0
+       ldq     r1,8(r17)               C E1
+       ldq     r2,16(r17)              C E0
+       ldq     r3,24(r17)              C E1
+       ldq     r4,32(r17)              C E0
+       ldq     r5,40(r17)              C E1
+       ldq     r6,48(r17)              C E0
+       ldq     r7,56(r17)              C E1
+       stq     r0,0(r16)               C E0
+       lda     r17,64(r17)             C E1
+       stq     r1,8(r16)               C E0
+       bis     r31, r31, r31           C E1
+       stq     r2,16(r16)              C E0
+       lda     r18,-8(r18)             C E1
+       stq     r3,24(r16)              C E0
+       bis     r31, r31, r31           C E1
+       stq     r4,32(r16)              C E0
+       bis     r31, r31, r31           C E1
+       stq     r5,40(r16)              C E0
+       bis     r31, r31, r31           C E1
+       stq     r6,48(r16)              C E0
+       bis     r31, r31, r31           C E1
+       stq     r7,56(r16)              C E0
+       lda     r16,64(r16)             C E1
+       bge     r18,$Loop               C E1
+$Lend: lda     r18,7(r18)              C E0
+       blt     r18,$Lret               C E1
+       ldq     r0,0(r17)               C E0
+       beq     r18,$Lend0              C E1
+$Loop0:        stq     r0,0(r16)               C E0
+       lda     r16,8(r16)              C E1
+       ldq     r0,8(r17)               C E0
+       lda     r18,-1(r18)             C E1
+       lda     r17,8(r17)              C E0
+       bgt     r18,$Loop0              C E1
+$Lend0:        stq     r0,0(r16)               C E0
+$Lret: ret     r31,(r26),1             C E1
+EPILOGUE(mpn_copyi)
+ASM_END()