sdcc-3.9.0 fork implementing GNU assembler syntax

This fork aims to provide better support for stm8-binutils

1 files changed, 80 insertions, 0 deletions

diff --git a/device/include/pic14/stdarg.h b/device/include/pic14/stdarg.h
new file mode 100644
index 0000000..4923305
--- /dev/null
+++ b/device/include/pic14/stdarg.h
@@ -0,0 +1,80 @@
+/*-------------------------------------------------------------------------
+   stdarg.h - ANSI macros for variable parameter list
+
+   Copyright (C) 2000, Michael Hope
+   Copyright (C) 2011, Philipp Klaus Krause pkk@spth.de
+
+   Modifications for PIC14 by
+   Copyright (C) 2019 Gonzalo Pérez de Olaguer Córdoba <salo@gpoc.es>
+
+   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.
+-------------------------------------------------------------------------*/
+
+#ifndef __SDC51_STDARG_H
+#define __SDC51_STDARG_H 1
+
+#if defined(__SDCC_z80) || defined(__SDCC_z180) || defined(__SDCC_r2k) || defined(__SDCC_r3ka) || defined(__SDCC_tlcs90) || defined (__SDCC_ez80_z80) || defined(__SDCC_gbz80) || defined(__SDCC_hc08) || defined(__SDCC_s08) || defined(__SDCC_stm8)
+
+typedef unsigned char * va_list;
+#define va_start(marker, last)  { marker = (va_list)&last + sizeof(last); }
+#define va_arg(marker, type)    *((type *)((marker += sizeof(type)) - sizeof(type)))
+
+#elif defined(__SDCC_ds390) || defined(__SDCC_ds400) || defined(__SDCC_pdk13) || defined(__SDCC_pdk14) || defined(__SDCC_pdk15)
+
+typedef unsigned char * va_list;
+#define va_start(marker, first) { marker = (va_list)&first; }
+#define va_arg(marker, type)    *((type *)(marker -= sizeof(type)))
+
+#elif defined(__SDCC_pic14)
+
+typedef unsigned char __data * va_list;
+
+#if 1
+#define va_start(marker, last)  { (void)last ; marker = __va_args__; }
+#else
+/* this doesn't work if last is the left-most argument */
+#define va_start(marker, last)  { marker = *(va_list __data *)((va_list)&last + sizeof(last)); }
+#endif
+
+/* FIXME: this is not optimized */
+#define va_arg(marker, type)    *((type __data *)((marker += sizeof(type)) - sizeof(type)))
+
+#elif defined(__SDCC_USE_XSTACK)
+
+typedef unsigned char __pdata * va_list;
+#define va_start(marker, first) { marker = (va_list)&first; }
+#define va_arg(marker, type)    *((type __pdata *)(marker -= sizeof(type)))
+
+#else
+
+typedef unsigned char __data * va_list;
+#define va_start(marker, first) { marker = (va_list)&first; }
+#define va_arg(marker, type)    *((type __data * )(marker -= sizeof(type)))
+
+#endif
+
+#define va_copy(dest, src)      { dest = src; }
+#define va_end(marker)          { marker = (va_list) 0; };
+
+#endif
+