sdcc-3.9.0 fork implementing GNU assembler syntax

This fork aims to provide better support for stm8-binutils

1 files changed, 57 insertions, 0 deletions

diff --git a/device/lib/_startup.c b/device/lib/_startup.c
new file mode 100644
index 0000000..2f384c1
--- /dev/null
+++ b/device/lib/_startup.c
@@ -0,0 +1,57 @@
+/*-------------------------------------------------------------------------
+   _startup.c - startup routine for sdcc
+
+   Copyright (C) 1999, Sandeep Dutta . sandeep.dutta@usa.net
+
+   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.
+-------------------------------------------------------------------------*/
+
+/* External startup code can be written in C
+   here .. Special usage if this routine
+   returns a non-zero value then global &
+   static variable initialisation will be skipped.
+   Beware not to use initialized variables as they
+   are not initialized yet nor to use pdata/xdata
+   variables if external data memory needs to be
+   enabled first. */
+
+#if defined(__SDCC_ds390) || defined(__SDCC_ds400)
+
+/* Disable "ISO C forbids an empty source file" warning message */
+#pragma disable_warning 190
+
+#elif defined(__SDCC_mcs51) || defined(__SDCC_z80)
+
+unsigned char _sdcc_external_startup (void) __nonbanked
+{
+    return 0;
+}
+
+#else
+
+unsigned char _sdcc_external_startup ()
+{
+    return 0;
+}
+
+#endif