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  • Committer: Bazaar Package Importer
  • Author(s): Hakan Ardo
  • Date: 2006-05-01 12:03:39 UTC
  • mto: (3.1.1 edgy)
  • mto: This revision was merged to the branch mainline in revision 4.
  • Revision ID: james.westby@ubuntu.com-20060501120339-q93dxulpunby36dj
Tags: upstream-1.4.4
Import upstream version 1.4.4

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libm/fplib/fplib.inc
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   This file is part of     FPlib V 0.3.0       Floating point library for Atmel AVR uC
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   Copyright (c) Michael Stumpf   <mistumpf@de.pepperl-fuchs.com>
 
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   Copyright (c) 2006 Michael Stumpf   <mistumpf@de.pepperl-fuchs.com>
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   All rights reserved.
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 *------------------------------------------------------------------------------------------
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 */
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#ifndef __FPLIB_INC
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#define __FPLIB_INC
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;--------------------------------------------------------------------
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; fp lib register nicknames
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#define rT1c     __zero_reg__   /* 2nd temporary, clear after use */
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/*--------------------------------------------------------------------------
 
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 * Library constant :
 
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 */
 
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#define EMAX    255
 
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#define EMIN    0
 
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/*--------------------------------------------------------------------------
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 * Library shapening :
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 */
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 * math function macro
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 */
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        .macro  mLPMRdZpp rr
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#ifdef __AVR_ENHANCED__
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        lpm     \rr, Z+
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#else
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        lpm
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        mov     \rr, r0
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        adiw    ZL, 1
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#endif
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        .endm
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#define LPMRdZpp(Rd) mLPMRdZpp Rd
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/*--------------------------------------------------------------------------
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 * avr-as specific definitions for segments, functions and labels.
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 */
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#define DCB     .byte
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#define ACCURACY        7       /* decimal digits */
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#define retByte rByte           /* FIXME: why has this been renamed ?  */
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/* Put constant tables at low addresses in program memory, so they are
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   reachable for "lpm" without using RAMPZ on >64K devices.  */
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#define FPSWAP \
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        fpswap
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#endif
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