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authorXavier ASUS <xavi92psx@gmail.com>2019-10-18 00:31:54 +0200
committerXavier ASUS <xavi92psx@gmail.com>2019-10-18 00:31:54 +0200
commit268a53de823a6750d6256ee1fb1e7707b4b45740 (patch)
tree42c1799a9a82b2f7d9790ee9fe181d72a7274751 /device/lib/pic14/libsdcc/regular/_gptrput1.S
downloadsdcc-gas-268a53de823a6750d6256ee1fb1e7707b4b45740.tar.gz
sdcc-3.9.0 fork implementing GNU assembler syntax
This fork aims to provide better support for stm8-binutils
Diffstat (limited to 'device/lib/pic14/libsdcc/regular/_gptrput1.S')
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1 files changed, 65 insertions, 0 deletions
diff --git a/device/lib/pic14/libsdcc/regular/_gptrput1.S b/device/lib/pic14/libsdcc/regular/_gptrput1.S
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+; -------------------------------------------------------------------------
+; _gptrput1.S : write one byte pointed to by a generic pointer
+;
+; Copyright (C) 2005, Raphael Neider <rneider AT web.de>
+;
+; This library is free software; you can redistribute it and/or modify it
+; under the terms of the GNU General Public License as published by the
+; Free Software Foundation; either version 2, or (at your option) any
+; later version.
+;
+; This library is distributed in the hope that it will be useful,
+; but WITHOUT ANY WARRANTY; without even the implied warranty of
+; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+; GNU General Public License for more details.
+;
+; You should have received a copy of the GNU General Public License
+; along with this library; see the file COPYING. If not, write to the
+; Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston,
+; MA 02110-1301, USA.
+;
+; As a special exception, if you link this library with other files,
+; some of which are compiled with SDCC, to produce an executable,
+; this library does not by itself cause the resulting executable to
+; be covered by the GNU General Public License. This exception does
+; not however invalidate any other reasons why the executable file
+; might be covered by the GNU General Public License.
+;--------------------------------------------------------------------------
+
+; calling conventions:
+; 3 byte generic pointer is passed in via (WREG STK00 STK01).
+; The result is returned in (WREG (STK00 (STK01 (STK02)))).
+;
+; unsigned char _gptrget (void *gptr);
+; unsigned char _gptrget1 (void *gptr);
+; unsigned int _gptrget2 (void *gptr);
+; void * _gptrget3 (void *gptr);
+; unsigned long _gptrget4 (void *gptr);
+;
+; void _gptrput (void *ptr, unsigned char val);
+; void _gptrput1 (void *ptr, unsigned char val);
+; void _gptrput2 (void *ptr, unsigned int val);
+; void _gptrput3 (void *ptr, unsigned int val);
+; void _gptrput4 (void *ptr, unsigned long val);
+
+include macros.inc
+include p16f_common.inc
+
+ global __gptrput
+ global __gptrput1
+
+ CODE
+
+__gptrput:
+__gptrput1:
+ check_data __dataptrput1
+ ; cannot write to __code space
+ return
+
+__dataptrput1:
+ setup_fsr
+ movf STK02, W ; get LSB(val)
+ movwf _INDF ; store LSB
+ return
+
+ END