/*********************************************************************/
/* Copyright 2009, 2010 The University of Texas at Austin. */
/* All rights reserved. */
/* */
/* Redistribution and use in source and binary forms, with or */
/* without modification, are permitted provided that the following */
/* conditions are met: */
/* */
/* 1. Redistributions of source code must retain the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer. */
/* */
/* 2. Redistributions in binary form must reproduce the above */
/* copyright notice, this list of conditions and the following */
/* disclaimer in the documentation and/or other materials */
/* provided with the distribution. */
/* */
/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
/* POSSIBILITY OF SUCH DAMAGE. */
/* */
/* The views and conclusions contained in the software and */
/* documentation are those of the authors and should not be */
/* interpreted as representing official policies, either expressed */
/* or implied, of The University of Texas at Austin. */
/*********************************************************************/
#define ASSEMBLER
#include "common.h"
#define PREFETCH_SIZE (8 * 24)
#define N r32
#define X1 r33
#define INCX r34
#define Y1 r35
#define INCY r36
#define PREX1 r2
#define PREY1 r3
#define I r14
#define J r15
#define Y2 r16
#define X2 r17
#define Y3 r18
#define X3 r19
#define Y4 r20
#define X4 r21
#define INCX2 r22
#define INCY2 r23
#define INCX4 r24
#define INCY4 r25
#define INCX16 r26
#define INCY16 r27
#define PREX2 r28
#define PREY2 r29
#define PR r30
#define ARLC r31
PROLOGUE
.prologue
PROFCODE
{ .mfi
nop __LINE__
mov f8 = f0
.save ar.lc, ARLC
mov ARLC = ar.lc
}
{ .mfi
mov r26 = 1
mov f9 = f0
nop __LINE__
}
;;
.body
#ifdef F_INTERFACE
LDINT N = [N]
LDINT INCX = [INCX]
LDINT INCY = [INCY]
;;
#ifndef USE64BITINT
sxt4 N = N
sxt4 INCX = INCX
sxt4 INCY = INCY
;;
#endif
cmp.le p0, p6 = r0, INCX
cmp.le p0, p7 = r0, INCY
sub r26 = r26, N
;;
setf.sig f32 = r26
setf.sig f33 = INCX
setf.sig f34 = INCY
;;
xmpy.l f33 = f32, f33
xmpy.l f34 = f32, f34
;;
getf.sig r26 = f33
getf.sig r27 = f34
;;
(p6) shladd X1 = r26, BASE_SHIFT, X1
(p7) shladd Y1 = r27, BASE_SHIFT, Y1
;;
#endif
{ .mmi
adds PREX1 = (PREFETCH_SIZE + 2) * SIZE, X1
adds PREY1 = (PREFETCH_SIZE + 2) * SIZE, Y1
mov PR = pr
}
{ .mib
cmp.lt p0, p6 = r0, N
shl INCX = INCX, BASE_SHIFT
(p6) br.ret.sptk.many b0
}
;;
{ .mfi
add X2 = INCX, X1
mov f10 = f0
shl INCY = INCY, BASE_SHIFT
}
{ .mmf
and r8 = 127, X1
shladd X3 = INCX, 1, X1
mov f11 = f0
}
;;
{ .mmi
and PREY1 = -128, PREY1
shladd X4 = INCX, 1, X2
add INCX2 = INCX, INCX
}
{ .mmi
shladd INCX4 = INCX, 2, r0
add Y2 = INCY, Y1
shladd Y3 = INCY, 1, Y1
}
;;
{ .mmi
shladd Y4 = INCY, 1, Y2
add INCY2 = INCY, INCY
nop __LINE__
}
{ .mmi
shladd INCY4 = INCY, 2, r0
shladd INCX16 = INCX, 4, r0
shladd INCY16 = INCY, 4, r0
}
;;
{ .mfi
nop __LINE__
mov f12 = f0
mov pr.rot= 0
}
{ .mfi
or PREY1 = PREY1, r8
mov f13 = f0
shr I = N, 4
}
;;
{ .mfi
adds I = -1, I
mov f14 = f0
mov ar.ec= 3
}
{ .mmf
shladd PREX2 = INCX, 3, PREX1
shladd PREY2 = INCY, 3, PREY1
mov f15 = f0
}
;;
{ .mmi
and J = 15, N
cmp.eq p16, p0 = r0, r0
mov ar.lc = I
}
{ .mib
cmp.eq p6 ,p0 = -1, I
tbit.nz p12, p0 = N, 3
(p6) br.cond.dpnt .L215
}
;;
.align 32
.L212:
{ .mmf
(p16) lfetch.nt1 [PREX1], INCX16
(p16) lfetch.nt1 [PREX2], INCX16
(p18) FMA f8 = f34, f82, f8
}
{ .mmf
(p16) LDFD f80 = [X1], INCX4
(p16) LDFD f83 = [X2], INCX4
(p18) FMA f9 = f37, f85, f9
}
;;
{ .mmf
(p16) LDFD f86 = [X3], INCX4
(p16) LDFD f89 = [X4], INCX4
(p18) FMA f10 = f40, f88, f10
}
{ .mmf
(p16) LDFD f92 = [X1], INCX4
(p16) LDFD f95 = [X2], INCX4
(p18) FMA f11 = f43, f91, f11
}
;;
{ .mmf
(p16) LDFD f32 = [Y1], INCY4
(p16) LDFD f35 = [Y2], INCY4
(p18) FMA f12 = f46, f94, f12
}
{ .mmf
(p16) LDFD f38 = [Y3], INCY4
(p16) LDFD f41 = [Y4], INCY4
(p18) FMA f13 = f49, f97, f13
}
;;
{ .mmf
(p16) LDFD f98 = [X3], INCX4
(p16) LDFD f101 = [X4], INCX4
(p18) FMA f14 = f52, f100, f14
}
{ .mmf
(p16) LDFD f104 = [X1], INCX4
(p16) LDFD f107 = [X2], INCX4
(p18) FMA f15 = f55, f103, f15
}
;;
{ .mmf
(p16) LDFD f44 = [Y1], INCY4
(p16) LDFD f47 = [Y2], INCY4
(p18) FMA f8 = f58, f106, f8
}
{ .mmf
(p16) LDFD f50 = [Y3], INCY4
(p16) LDFD f53 = [Y4], INCY4
(p18) FMA f9 = f61, f109, f9
}
;;
{ .mmf
(p16) lfetch.nt1 [PREY1], INCY16
(p16) lfetch.nt1 [PREY2], INCY16
(p18) FMA f10 = f64, f112, f10
}
{ .mmf
(p16) LDFD f110 = [X3], INCX4
(p16) LDFD f113 = [X4], INCX4
(p18) FMA f11 = f67, f115, f11
}
;;
{ .mmf
(p16) LDFD f56 = [Y1], INCY4
(p16) LDFD f59 = [Y2], INCY4
(p18) FMA f12 = f70, f118, f12
}
{ .mmf
(p16) LDFD f62 = [Y3], INCY4
(p16) LDFD f65 = [Y4], INCY4
(p18) FMA f13 = f73, f121, f13
}
;;
{ .mmf
(p16) LDFD f116 = [X1], INCX4
(p16) LDFD f119 = [X2], INCX4
(p18) FMA f14 = f76, f124, f14
}
{ .mmf
(p16) LDFD f122 = [X3], INCX4
(p16) LDFD f125 = [X4], INCX4
(p18) FMA f15 = f79, f127, f15
}
;;
{ .mmi
(p16) LDFD f68 = [Y1], INCY4
(p16) LDFD f71 = [Y2], INCY4
nop __LINE__
}
{ .mmb
(p16) LDFD f74 = [Y3], INCY4
(p16) LDFD f77 = [Y4], INCY4
br.ctop.sptk.few .L212
}
;;
.align 32
.L215:
{ .mmi
(p12) LDFD f48 = [X1], INCX4
(p12) LDFD f49 = [X2], INCX4
cmp.eq p7, p0 = r0, J
}
{ .mmb
(p12) LDFD f50 = [X3], INCX4
(p12) LDFD f51 = [X4], INCX4
(p7) br.cond.dptk .L999
}
;;
{ .mmi
(p12) LDFD f32 = [Y1], INCY4
(p12) LDFD f33 = [Y2], INCY4
tbit.nz p13, p0 = N, 2
}
{ .mmi
(p12) LDFD f34 = [Y3], INCY4
(p12) LDFD f35 = [Y4], INCY4
nop __LINE__
}
;;
{ .mmi
(p12) LDFD f52 = [X1], INCX4
(p12) LDFD f53 = [X2], INCX4
tbit.nz p14, p0 = N, 1
}
{ .mmi
(p12) LDFD f54 = [X3], INCX4
(p12) LDFD f55 = [X4], INCX4
nop __LINE__
}
;;
{ .mmi
(p12) LDFD f36 = [Y1], INCY4
(p12) LDFD f37 = [Y2], INCY4
tbit.nz p15, p0 = N, 0
}
{ .mmi
(p12) LDFD f38 = [Y3], INCY4
(p12) LDFD f39 = [Y4], INCY4
nop __LINE__
}
;;
{ .mmi
(p13) LDFD f56 = [X1], INCX4
(p13) LDFD f57 = [X2], INCX4
nop __LINE__
}
{ .mmi
(p13) LDFD f58 = [X3], INCX4
(p13) LDFD f59 = [X4], INCX4
nop __LINE__
}
;;
{ .mmi
(p13) LDFD f40 = [Y1], INCY4
(p13) LDFD f41 = [Y2], INCY4
nop __LINE__
}
{ .mmi
(p13) LDFD f42 = [Y3], INCY4
(p13) LDFD f43 = [Y4], INCY4
nop __LINE__
}
;;
{ .mmi
(p14) LDFD f60 = [X1], INCX2
(p14) LDFD f61 = [X2], INCX2
nop __LINE__
}
{ .mmi
(p14) LDFD f44 = [Y1], INCY2
(p14) LDFD f45 = [Y2], INCY2
nop __LINE__
}
;;
{ .mmi
(p15) LDFD f62 = [X1]
(p15) LDFD f46 = [Y1]
nop __LINE__
}
;;
(p12) FMA f8 = f32, f48, f8
(p12) FMA f9 = f33, f49, f9
(p12) FMA f10 = f34, f50, f10
(p12) FMA f11 = f35, f51, f11
;;
(p12) FMA f12 = f36, f52, f12
(p12) FMA f13 = f37, f53, f13
(p12) FMA f14 = f38, f54, f14
(p12) FMA f15 = f39, f55, f15
;;
(p13) FMA f8 = f40, f56, f8
(p13) FMA f9 = f41, f57, f9
(p13) FMA f10 = f42, f58, f10
(p13) FMA f11 = f43, f59, f11
;;
(p14) FMA f8 = f44, f60, f8
(p14) FMA f9 = f45, f61, f9
(p15) FMA f10 = f46, f62, f10
;;
.align 32
.L999:
FADD f8 = f8, f9
FADD f10 = f10, f11
FADD f12 = f12, f13
FADD f14 = f14, f15
;;
FADD f8 = f8, f10
FADD f12 = f12, f14
mov ar.lc = ARLC
;;
FADD f8 = f8, f12
mov pr = PR, -65474
br.ret.sptk.many b0
EPILOGUE