adding missing file
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/* avr-asm-macros.S */
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/*
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This file is part of the Crypto-avr-lib/microcrypt-lib.
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Copyright (C) 2008 Daniel Otte (daniel.otte@rub.de)
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* File: avr-asm-macros.S
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* Author: Daniel Otte
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* Date: 2008-08-13
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* License: GPLv3 or later
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* Description: some macros which are quite usefull
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*
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*/
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#include <avr/io.h>
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/*******************************************************************************
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* MACRO SECTION *
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*******************************************************************************/
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.macro push_ p1:req, p2:vararg
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push \p1
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.ifnb \p2
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push_ \p2
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.endif
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.endm
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.macro pop_ p1:req, p2:vararg
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pop \p1
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.ifnb \p2
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pop_ \p2
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.endif
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.endm
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.macro push_range from:req, to:req
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push \from
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.if \to-\from
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push_range "(\from+1)",\to
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.endif
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.endm
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.macro pop_range from:req, to:req
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pop \to
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.if \to-\from
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pop_range \from,"(\to-1)"
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.endif
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.endm
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.macro stack_alloc size:req, reg1=r30, reg2=r31
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in r0, _SFR_IO_ADDR(SREG)
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in \reg1, _SFR_IO_ADDR(SPL)
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in \reg2, _SFR_IO_ADDR(SPH)
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sbiw \reg1, \size
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cli
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out _SFR_IO_ADDR(SPH), \reg2
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out _SFR_IO_ADDR(SPL), \reg1
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out _SFR_IO_ADDR(SREG), r0
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.endm
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.macro stack_free size:req, reg1=r30, reg2=r31
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in r0, _SFR_IO_ADDR(SREG)
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in \reg1, _SFR_IO_ADDR(SPL)
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in \reg2, _SFR_IO_ADDR(SPH)
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adiw \reg1, \size
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cli
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out _SFR_IO_ADDR(SPH), \reg2
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out _SFR_IO_ADDR(SPL), \reg1
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out _SFR_IO_ADDR(SREG), r0
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.endm
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/*******************************************************************************
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* END of MACRO SECTION *
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*******************************************************************************/
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@ -75,18 +75,13 @@ void cli_auto_help_P(PGM_P dbzstr){
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#endif
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int16_t execcommand_d0_P(const char* str, PGM_P v, void(*fpt[])(void) ){
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uint8_t i=0;
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PGM_P commands=v;
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while(pgm_read_byte(v)){
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if(!strcmp_P(str, v)){
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(fpt[i])();
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return i;
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}
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while(pgm_read_byte(v++)) /* go to the next string */
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;
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++i;
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int16_t i=0;
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i=findstring_d0_P(str, v);
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if(i!=-1){
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if(fpt[i])
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fpt[i]();
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}
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cli_auto_help_P(commands);
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cli_auto_help_P(v);
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return -1;
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}
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