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zscal.S
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/*********************************************************************/
/* 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"
#ifdef XDOUBLE
#define PREFETCH_SIZE ( 8 * 16)
#elif defined(DOUBLE)
#define PREFETCH_SIZE (16 * 16)
#else
#define PREFETCH_SIZE (32 * 16)
#endif
#define SP r12
#ifdef XDOUBLE
#define N r32
#define X1 r14
#define INCX r15
#else
#define N r32
#define X1 r37
#define INCX r38
#endif
#define X2 r16
#define Y1 r17
#define INCX3 r18
#define PRE r19
#define INCX8 r20
#define I r29
#define J r28
#define PR r30
#define ARLC r31
#define ALPHA_R f8
#define ALPHA_I f9
PROLOGUE
.prologue
PROFCODE
{.mmi
adds r22 = 16, SP
adds r23 = 24, SP
mov PR = pr
}
{ .mib
cmp.ge p7, p0 = 0, N
shr I = N, 3
(p7) br.ret.sptk.many b0
}
;;
#ifdef XDOUBLE
{ .mmi
ld8 X1 = [r22]
ld8 INCX = [r23]
nop __LINE__
}
;;
#endif
{ .mfi
and J = 7, N
fcmp.eq p0, p11 = ALPHA_I, f0
.save ar.lc, ARLC
mov ARLC = ar.lc
}
{ .mfi
adds I = -1, I
fcmp.eq p0, p10 = ALPHA_R, f0
shl INCX = INCX, ZBASE_SHIFT
}
;;
.body
{ .mmi
shladd INCX8 = INCX, 3, r0
shladd X2 = INCX, 1, X1
mov pr.rot= 0
}
{ .mmi
shladd INCX3 = INCX, 1, INCX
adds PRE = PREFETCH_SIZE * SIZE, X1
mov Y1 = X1
}
;;
{ .mmi
cmp.gt p8, p0 = 0, I
cmp.ge p9, p0 = 0, J
mov ar.lc = I
}
{ .mmi
adds INCX = -1 * SIZE, INCX
adds INCX3 = -1 * SIZE, INCX3
tbit.z p0, p13 = N, 2
}
;;
{ .bbb
(p10) br.cond.dptk .L100
(p11) br.cond.dptk .L100
(p8) br.cond.dpnt .L20
}
;;
.align 32
.L10:
{ .mmb
STFD [X1] = f0, 1 * SIZE
STFD [X2] = f0, 1 * SIZE
nop.b 0
}
{ .mmb
lfetch.excl.nt1 [PRE], INCX8
nop.m 0
}
;;
{ .mmb
STFD [X1] = f0
add X1 = INCX, X1
}
{ .mmb
STFD [X2] = f0
add X2 = INCX, X2
}
;;
{ .mmb
STFD [X1] = f0, 1 * SIZE
STFD [X2] = f0, 1 * SIZE
nop.b 0
}
;;
{ .mmb
STFD [X1] = f0
add X1 = INCX3, X1
}
{ .mmb
STFD [X2] = f0
add X2 = INCX3, X2
}
;;
{ .mmb
STFD [X1] = f0, 1 * SIZE
STFD [X2] = f0, 1 * SIZE
nop.b 0
}
;;
{ .mmb
STFD [X1] = f0
add X1 = INCX, X1
}
{ .mmb
STFD [X2] = f0
add X2 = INCX, X2
}
;;
{ .mmb
STFD [X1] = f0, 1 * SIZE
STFD [X2] = f0, 1 * SIZE
nop.b 0
}
;;
{ .mmb
STFD [X1] = f0
add X1 = INCX3, X1
}
{ .mmb
STFD [X2] = f0
add X2 = INCX3, X2
br.cloop.sptk.few .L10
}
;;
.align 32
.L20:
{ .mmi
(p13) STFD [X1] = f0, 1 * SIZE
(p13) STFD [X2] = f0, 1 * SIZE
mov ar.lc = ARLC
}
;;
{ .mmi
(p13) STFD [X1] = f0
(p13) add X1 = INCX, X1
tbit.z p0, p14 = N, 1
}
{ .mmi
(p13) STFD [X2] = f0
(p13) add X2 = INCX, X2
tbit.z p0, p15 = N, 0
}
;;
{ .mmb
(p13) STFD [X1] = f0, 1 * SIZE
(p13) STFD [X2] = f0, 1 * SIZE
nop.b 0
}
{ .mib
nop.m 0
mov pr = PR, -65474
(p9) br.ret.sptk.many b0
}
;;
{ .mmb
(p13) STFD [X1] = f0
(p13) add X1 = INCX3, X1
}
{ .mmb
(p13) STFD [X2] = f0
(p13) add X2 = INCX3, X2
}
;;
(p14) STFD [X1] = f0, 1 * SIZE
;;
{ .mmb
(p14) STFD [X1] = f0
(p14) add X1 = INCX, X1
}
;;
(p14) STFD [X1] = f0, 1 * SIZE
;;
{ .mmb
(p14) STFD [X1] = f0
(p14) add X1 = INCX, X1
}
;;
(p15) STFD [X1] = f0, 1 * SIZE
;;
{ .mib
(p15) STFD [X1] = f0
mov pr = PR, -65474
br.ret.sptk.many b0
}
;;
.align 32
.L100:
cmp.eq p16, p0 = r0, r0
mov.i ar.ec = 6
(p8) br.cond.dpnt .L170
;;
.align 32
.L160:
{ .mmf
(p21) STFD [X1] = f6, 1 * SIZE
(p16) lfetch.excl.nt1 [PRE], INCX8
(p21) FMS f12 = ALPHA_R, f85, f12
}
{ .mfb
(p16) LDFD f32 = [Y1], 1 * SIZE
(p20) FMPY f6 = ALPHA_I, f42
}
;;
{ .mmf
(p21) STFD [X1] = f43
(p21) add X1 = INCX, X1
(p21) FMA f91 = ALPHA_I, f85, f91
}
{ .mfb
(p16) LDFD f38 = [Y1], INCX
(p20) FMPY f42 = ALPHA_R, f42
}
;;
{ .mmf
(p21) STFD [X1] = f7, 1 * SIZE
(p21) FMS f13 = ALPHA_R, f97, f13
}
{ .mfb
(p16) LDFD f44 = [Y1], 1 * SIZE
(p20) FMPY f7 = ALPHA_I, f54
}
;;
{ .mmf
(p21) STFD [X1] = f55
(p21) add X1 = INCX, X1
(p21) FMA f103 = ALPHA_I, f97, f103
}
{ .mfb
(p16) LDFD f50 = [Y1], INCX
(p20) FMPY f54 = ALPHA_R, f54
}
;;
{ .mmf
(p21) STFD [X1] = f10, 1 * SIZE
(p21) FMS f14 = ALPHA_R, f109, f14
}
{ .mfb
(p16) LDFD f56 = [Y1], 1 * SIZE
(p20) FMPY f10 = ALPHA_I, f66
}
;;
{ .mmf
(p21) STFD [X1] = f67
(p21) add X1 = INCX, X1
(p21) FMA f115 = ALPHA_I, f109, f115
}
{ .mfb
(p16) LDFD f62 = [Y1], INCX
(p20) FMPY f66 = ALPHA_R, f66
}
;;
{ .mmf
(p21) STFD [X1] = f11, 1 * SIZE
(p21) FMS f15 = ALPHA_R, f121, f15
}
{ .mfb
(p16) LDFD f68 = [Y1], 1 * SIZE
(p20) FMPY f11 = ALPHA_I, f78
}
;;
{ .mmf
(p21) STFD [X1] = f79
(p21) add X1 = INCX, X1
(p21) FMA f127 = ALPHA_I, f121, f127
}
{ .mfb
(p16) LDFD f74 = [Y1], INCX
(p20) FMPY f78 = ALPHA_R, f78
}
;;
{ .mmf
(p21) STFD [X1] = f12, 1 * SIZE
(p20) FMS f6 = ALPHA_R, f36, f6
}
{ .mfb
(p16) LDFD f80 = [Y1], 1 * SIZE
(p20) FMPY f12 = ALPHA_I, f90
}
;;
{ .mmf
(p21) STFD [X1] = f91
(p21) add X1 = INCX, X1
(p20) FMA f42 = ALPHA_I, f36, f42
}
{ .mfb
(p16) LDFD f86 = [Y1], INCX
(p20) FMPY f90 = ALPHA_R, f90
}
;;
{ .mmf
(p21) STFD [X1] = f13, 1 * SIZE
(p20) FMS f7 = ALPHA_R, f48, f7
}
{ .mfb
(p16) LDFD f92 = [Y1], 1 * SIZE
(p20) FMPY f13 = ALPHA_I, f102
}
;;
{ .mmf
(p21) STFD [X1] = f103
(p21) add X1 = INCX, X1
(p20) FMA f54 = ALPHA_I, f48, f54
}
{ .mfb
(p16) LDFD f98 = [Y1], INCX
(p20) FMPY f102 = ALPHA_R, f102
}
;;
{ .mmf
(p21) STFD [X1] = f14, 1 * SIZE
(p20) FMS f10 = ALPHA_R, f60, f10
}
{ .mfb
(p16) LDFD f104 = [Y1], 1 * SIZE
(p20) FMPY f14 = ALPHA_I, f114
}
;;
{ .mmf
(p21) STFD [X1] = f115
(p21) add X1 = INCX, X1
(p20) FMA f66 = ALPHA_I, f60, f66
}
{ .mfb
(p16) LDFD f110 = [Y1], INCX
(p20) FMPY f114 = ALPHA_R, f114
}
;;
{ .mmf
(p21) STFD [X1] = f15, 1 * SIZE
(p20) FMS f11 = ALPHA_R, f72, f11
}
{ .mfb
(p16) LDFD f116 = [Y1], 1 * SIZE
(p20) FMPY f15 = ALPHA_I, f126
}
;;
{ .mmf
(p21) STFD [X1] = f127
(p21) add X1 = INCX, X1
(p20) FMA f78 = ALPHA_I, f72, f78
}
{ .mfb
(p16) LDFD f122 = [Y1], INCX
(p20) FMPY f126 = ALPHA_R, f126
br.ctop.sptk.few .L160
}
;;
.align 16
.L170:
{ .mmi
(p13) LDFD f48 = [Y1], 1 * SIZE
mov ar.lc = ARLC
}
;;
{ .mib
(p13) LDFD f49 = [Y1], INCX
mov pr = PR, -65474
(p9) br.ret.sptk.many b0
}
;;
(p13) LDFD f50 = [Y1], 1 * SIZE
tbit.z p0, p14 = N, 1
;;
(p13) LDFD f51 = [Y1], INCX
tbit.z p0, p15 = N, 0
;;
(p13) LDFD f52 = [Y1], 1 * SIZE
;;
(p13) LDFD f53 = [Y1], INCX
;;
(p13) LDFD f54 = [Y1], 1 * SIZE
(p13) FMPY f112 = ALPHA_I, f48
;;
(p13) LDFD f55 = [Y1], INCX
(p13) FMPY f111 = ALPHA_I, f49
;;
(p14) LDFD f56 = [Y1], 1 * SIZE
(p13) FMPY f114 = ALPHA_I, f50
;;
(p14) LDFD f57 = [Y1], INCX
(p13) FMPY f113 = ALPHA_I, f51
;;
(p14) LDFD f58 = [Y1], 1 * SIZE
(p13) FMPY f116 = ALPHA_I, f52
;;
(p14) LDFD f59 = [Y1], INCX
(p13) FMPY f115 = ALPHA_I, f53
;;
(p15) LDFD f60 = [Y1], 1 * SIZE
(p13) FMPY f118 = ALPHA_I, f54
;;
(p15) LDFD f61 = [Y1], INCX
(p13) FMPY f117 = ALPHA_I, f55
;;
(p14) FMPY f120 = ALPHA_I, f56
(p14) FMPY f119 = ALPHA_I, f57
(p14) FMPY f122 = ALPHA_I, f58
(p14) FMPY f121 = ALPHA_I, f59
(p15) FMPY f124 = ALPHA_I, f60
(p15) FMPY f123 = ALPHA_I, f61
;;
(p13) FMS f48 = ALPHA_R, f48, f111
(p13) FMA f49 = ALPHA_R, f49, f112
(p13) FMS f50 = ALPHA_R, f50, f113
(p13) FMA f51 = ALPHA_R, f51, f114
;;
(p13) STFD [X1] = f48, 1 * SIZE
(p13) FMS f52 = ALPHA_R, f52, f115
;;
(p13) STFD [X1] = f49
(p13) add X1 = INCX, X1
(p13) FMA f53 = ALPHA_R, f53, f116
;;
(p13) STFD [X1] = f50, 1 * SIZE
(p13) FMS f54 = ALPHA_R, f54, f117
;;
(p13) STFD [X1] = f51
(p13) add X1 = INCX, X1
(p13) FMA f55 = ALPHA_R, f55, f118
;;
(p13) STFD [X1] = f52, 1 * SIZE
(p14) FMS f56 = ALPHA_R, f56, f119
;;
(p13) STFD [X1] = f53
(p13) add X1 = INCX, X1
(p14) FMA f57 = ALPHA_R, f57, f120
;;
(p13) STFD [X1] = f54, 1 * SIZE
(p14) FMS f58 = ALPHA_R, f58, f121
;;
(p13) STFD [X1] = f55
(p13) add X1 = INCX, X1
(p14) FMA f59 = ALPHA_R, f59, f122
;;
(p14) STFD [X1] = f56, 1 * SIZE
(p15) FMS f60 = ALPHA_R, f60, f123
;;
(p14) STFD [X1] = f57
(p14) add X1 = INCX, X1
(p15) FMA f61 = ALPHA_R, f61, f124
;;
(p14) STFD [X1] = f58, 1 * SIZE
;;
(p14) STFD [X1] = f59
(p14) add X1 = INCX, X1
;;
(p15) STFD [X1] = f60, 1 * SIZE
;;
(p15) STFD [X1] = f61
mov pr = PR, -65474
br.ret.sptk.many b0
EPILOGUE