396 lines
7.7 KiB
ArmAsm
396 lines
7.7 KiB
ArmAsm
/*********************************************************************/
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/* Copyright 2009, 2010 The University of Texas at Austin. */
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/* All rights reserved. */
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/* */
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/* Redistribution and use in source and binary forms, with or */
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/* without modification, are permitted provided that the following */
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/* conditions are met: */
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/* */
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/* 1. Redistributions of source code must retain the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer. */
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/* */
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/* 2. Redistributions in binary form must reproduce the above */
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/* copyright notice, this list of conditions and the following */
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/* disclaimer in the documentation and/or other materials */
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/* provided with the distribution. */
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/* */
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/* THIS SOFTWARE IS PROVIDED BY THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, */
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/* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF */
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/* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE */
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/* DISCLAIMED. IN NO EVENT SHALL THE UNIVERSITY OF TEXAS AT */
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/* AUSTIN OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, */
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/* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES */
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/* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE */
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/* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR */
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/* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF */
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/* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT */
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/* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT */
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/* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE */
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/* POSSIBILITY OF SUCH DAMAGE. */
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/* */
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/* The views and conclusions contained in the software and */
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/* documentation are those of the authors and should not be */
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/* interpreted as representing official policies, either expressed */
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/* or implied, of The University of Texas at Austin. */
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/*********************************************************************/
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#define ASSEMBLER
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#include "common.h"
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#ifdef XDOUBLE
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#define PREFETCH_SIZE ( 8 * 16 + 4)
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#elif defined(DOUBLE)
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#define PREFETCH_SIZE (16 * 16 + 8)
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#else
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#define PREFETCH_SIZE (32 * 16 + 16)
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#endif
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#if !defined(USE_MIN) && defined(USE_ABS)
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#define FMAX famax
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#elif !defined(USE_MIN) && !defined(USE_ABS)
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#define FMAX fmax
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#elif defined(USE_MIN) && defined(USE_ABS)
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#define FMAX famin
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#else
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#define FMAX fmin
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#endif
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#define RET r8
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#define N r32
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#define DX r33
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#define INCX r34
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#define PRE1 r2
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#define J r14
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#define K r15
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#define X2 r16
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#define X3 r17
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#define INCX5 r18
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#define INCX16 r19
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#define DMAX1 f8
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#define DMAX2 f9
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#define DMAX3 f10
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#define DMAX4 f11
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#define DMAX5 f12
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#define DMAX6 f13
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#define DMAX7 f14
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#define DMAX8 f15
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#define PR r30
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#define ARLC r31
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PROLOGUE
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.prologue
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PROFCODE
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{ .mfi
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mov RET = 0
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mov DMAX1 = f0
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.save ar.lc, ARLC
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mov ARLC = ar.lc
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}
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;;
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.body
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#ifdef F_INTERFACE
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{ .mmi
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LDINT N = [N]
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LDINT INCX = [INCX]
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nop.i 0
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}
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;;
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#ifndef USE64BITINT
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{ .mii
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nop.m 0
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sxt4 N = N
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sxt4 INCX = INCX
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}
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;;
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#endif
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#endif
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{ .mii
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mov PR = pr
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cmp.ge p6, p0 = 0, INCX
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}
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{ .mbb
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cmp.ge p8, p0 = 0, N
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(p8) br.ret.sptk.many b0
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(p6) br.ret.sptk.many b0
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}
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;;
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{ .mmi
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LDFD DMAX1 = [DX]
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shladd INCX = INCX, BASE_SHIFT, r0
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mov pr.rot= 0
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}
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;;
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{ .mmf
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add DX = DX, INCX
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adds K = -1, N
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mov DMAX2 = DMAX1
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}
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;;
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{ .mfi
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shladd X2 = INCX, 2, DX
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mov DMAX5 = DMAX1
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shr J = K, 4
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}
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{ .mmf
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cmp.eq p16, p0 = r0, r0
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nop.m 0
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mov DMAX6 = DMAX1
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}
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;;
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{ .mfi
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shladd INCX5 = INCX, 2, INCX
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mov DMAX3 = DMAX1
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mov ar.ec= 4
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}
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{ .mmf
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#ifdef XDOUBLE
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shladd INCX16= INCX, 3, r0
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#else
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shladd INCX16= INCX, 4, r0
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#endif
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adds J = -1, J
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mov DMAX7 = DMAX1
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}
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;;
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{ .mfi
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adds PRE1 = PREFETCH_SIZE * SIZE, DX
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mov DMAX4 = DMAX1
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mov ar.lc = J
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}
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{ .mfb
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cmp.eq p7 ,p0 = -1, J
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mov DMAX8 = DMAX1
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(p7) br.cond.dpnt .L15
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}
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.align 32
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;;
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.L10:
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{ .mmf
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(p16) lfetch.nt1 [PRE1], INCX16
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(p16) LDFD f32 = [DX], INCX
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(p19) FMAX DMAX1 = f35, DMAX1
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}
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{ .mmf
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(p16) LDFD f48 = [X2], INCX
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nop.m 0
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(p19) FMAX DMAX5 = f51, DMAX5
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}
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;;
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{ .mmf
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(p16) LDFD f36 = [DX], INCX
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nop.m 0
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(p19) FMAX DMAX2 = f39, DMAX2
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}
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{ .mmf
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(p16) LDFD f52 = [X2], INCX
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nop.m 0
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(p19) FMAX DMAX6 = f55, DMAX6
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}
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;;
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{ .mmf
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(p16) LDFD f40 = [DX], INCX
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nop.m 0
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(p19) FMAX DMAX3 = f43, DMAX3
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}
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{ .mmf
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(p16) LDFD f56 = [X2], INCX
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nop.m 0
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(p19) FMAX DMAX7 = f59, DMAX7
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}
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;;
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{ .mmf
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(p16) LDFD f44 = [DX], INCX5
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nop.m 0
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(p19) FMAX DMAX4 = f47, DMAX4
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}
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{ .mmf
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(p16) LDFD f60 = [X2], INCX5
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nop.m 0
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(p19) FMAX DMAX8 = f63, DMAX8
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}
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;;
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{ .mmf
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#ifdef XDOUBLE
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(p16) lfetch.nt1 [PRE1], INCX16
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#endif
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(p16) LDFD f64 = [DX], INCX
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#ifndef XDOUBLE
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nop.m 0
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#endif
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(p19) FMAX DMAX1 = f67, DMAX1
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}
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{ .mmf
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(p16) LDFD f80 = [X2], INCX
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nop.m 0
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(p19) FMAX DMAX5 = f83, DMAX5
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}
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;;
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{ .mmf
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(p16) LDFD f68 = [DX], INCX
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nop.m 0
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(p19) FMAX DMAX2 = f71, DMAX2
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}
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{ .mmf
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(p16) LDFD f84 = [X2], INCX
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nop.m 0
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(p19) FMAX DMAX6 = f87, DMAX6
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}
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;;
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{ .mmf
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(p16) LDFD f72 = [DX], INCX
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nop.m 0
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(p19) FMAX DMAX3 = f75, DMAX3
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}
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{ .mmf
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(p16) LDFD f88 = [X2], INCX
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nop.m 0
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(p19) FMAX DMAX7 = f91, DMAX7
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}
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;;
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{ .mmf
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(p16) LDFD f76 = [DX], INCX5
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nop.m 0
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(p19) FMAX DMAX4 = f79, DMAX4
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}
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{ .mfb
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(p16) LDFD f92 = [X2], INCX5
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(p19) FMAX DMAX8 = f95, DMAX8
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br.ctop.sptk.few .L10
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}
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.align 32
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;;
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.L15:
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and J = 15, K
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tbit.z p0, p12 = K, 3
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mov X3 = DX
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;;
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{ .mmi
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(p12) LDFD f32 = [DX], INCX
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(p12) LDFD f36 = [X2], INCX
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tbit.z p0, p13 = K, 2
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}
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{ .mib
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cmp.eq p8 ,p0 = r0, J
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tbit.z p0, p14 = K, 1
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(p8) br.cond.dpnt .L99
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}
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;;
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{ .mmi
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(p12) LDFD f33 = [DX], INCX
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(p12) LDFD f37 = [X2], INCX
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tbit.z p0, p15 = K, 0
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}
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;;
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{ .mmi
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(p12) LDFD f34 = [DX], INCX
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(p12) LDFD f38 = [X2], INCX
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(p12) shladd X3 = INCX, 3, X3
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}
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;;
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{ .mmi
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(p12) LDFD f35 = [DX], INCX5
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(p12) LDFD f39 = [X2], INCX5
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(p13) shladd X3 = INCX, 2, X3
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}
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;;
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{ .mmi
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(p13) LDFD f40 = [DX], INCX
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(p14) LDFD f44 = [X3], INCX
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nop.i 0
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}
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;;
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{ .mmi
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(p13) LDFD f41 = [DX], INCX
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(p14) LDFD f45 = [X3], INCX
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nop.i 0
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}
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;;
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{ .mmf
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(p13) LDFD f42 = [DX], INCX
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nop.m 0
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(p12) FMAX DMAX1 = f32, DMAX1
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}
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{ .mmf
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(p15) LDFD f46 = [X3], INCX
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nop.m 0
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(p12) FMAX DMAX5 = f36, DMAX5
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}
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;;
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{ .mmf
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(p13) LDFD f43 = [DX], INCX
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nop.m 0
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(p12) FMAX DMAX2 = f33, DMAX2
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}
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(p12) FMAX DMAX6 = f37, DMAX6
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(p12) FMAX DMAX3 = f34, DMAX3
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(p12) FMAX DMAX7 = f38, DMAX7
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(p12) FMAX DMAX4 = f35, DMAX4
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(p12) FMAX DMAX8 = f39, DMAX8
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;;
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(p13) FMAX DMAX1 = f40, DMAX1
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(p14) FMAX DMAX5 = f44, DMAX5
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(p13) FMAX DMAX2 = f41, DMAX2
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(p14) FMAX DMAX6 = f45, DMAX6
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(p13) FMAX DMAX3 = f42, DMAX3
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(p15) FMAX DMAX7 = f46, DMAX7
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(p13) FMAX DMAX4 = f43, DMAX4
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;;
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.align 32
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.L99:
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{ .mfi
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nop.m 0
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FMAX DMAX1 = DMAX5, DMAX1
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mov ar.lc = ARLC
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}
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{ .mmf
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nop.m 0
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nop.m 0
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FMAX DMAX2 = DMAX6, DMAX2
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}
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;;
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{ .mfi
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nop.m 0
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FMAX DMAX3 = DMAX7, DMAX3
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mov pr = PR, -65474
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}
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{ .mmf
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nop.m 0
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nop.m 0
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FMAX DMAX4 = DMAX8, DMAX4
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}
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;;
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{ .mmf
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FMAX DMAX1 = DMAX2, DMAX1
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}
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{ .mmf
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FMAX DMAX3 = DMAX4, DMAX3
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}
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;;
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#ifndef USE_ABS
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{ .mfb
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FMAX DMAX1 = DMAX3, DMAX1
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br.ret.sptk.many b0
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}
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#else
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{ .mmf
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FMAX DMAX1 = DMAX3, DMAX1
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}
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;;
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{ .mfb
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fabs DMAX1 = DMAX1
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br.ret.sptk.many b0
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}
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#endif
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;;
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EPILOGUE
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