1/* Copyright (c) 2002 Michael Stumpf <mistumpf@de.pepperl-fuchs.com> 2 Copyright (c) 2006 Dmitry Xmelkov 3 All rights reserved. 4 5 Redistribution and use in source and binary forms, with or without 6 modification, are permitted provided that the following conditions are met: 7 8 * Redistributions of source code must retain the above copyright 9 notice, this list of conditions and the following disclaimer. 10 * Redistributions in binary form must reproduce the above copyright 11 notice, this list of conditions and the following disclaimer in 12 the documentation and/or other materials provided with the 13 distribution. 14 * Neither the name of the copyright holders nor the names of 15 contributors may be used to endorse or promote products derived 16 from this software without specific prior written permission. 17 18 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 19 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 22 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 23 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 24 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 25 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 26 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 27 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 28 POSSIBILITY OF SUCH DAMAGE. */ 29 30/* $Id: fp_powsodd.S 2473 2015-04-09 08:10:22Z pitchumani $ */ 31 32#include "fp32def.h" 33#include "asmdef.h" 34 35/* float __fp_powsodd (float A, ZH.ZL); 36 The __fp_powsodd() function calculates a polynom with only odd 37 powers of x. Result is rounded. 38 39 Input: 40 rA3.rA2.rA1.rA0 - an 'x' arg 41 ZH.ZL - table address (in flash low 64K memory) 42 43 Notes: 44 * As __fp_powsodd() is one of base function, square() is't used. 45 */ 46 47ENTRY __fp_powsodd 48 49 push rA3 50 push rA2 51 push rA1 52 push rA0 53 54 push ZH 55 push ZL 56 57 X_movw rB0, rA0 58 X_movw rB2, rA2 59 XCALL _U(__mulsf3) 60 61 pop ZL 62 pop ZH 63 XCALL _U(__fp_powser) 64 65 pop rB0 66 pop rB1 67 pop rB2 68 pop rB3 69 XJMP _U(__mulsf3) 70ENDFUNC 71