sdcc-3.9.0 fork implementing GNU assembler syntax

This fork aims to provide better support for stm8-binutils

1 files changed, 83 insertions, 0 deletions

diff --git a/device/include/setjmp.h b/device/include/setjmp.h
new file mode 100644
index 0000000..becb8ba
--- /dev/null
+++ b/device/include/setjmp.h
@@ -0,0 +1,83 @@
+/*-------------------------------------------------------------------------
+   setjmp.h - header file for setjmp & longjmp ANSI routines
+
+   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.
+-------------------------------------------------------------------------*/
+
+#ifndef __SDCC_SETJMP_H
+#define __SDCC_SETJMP_H
+
+#define SP_SIZE		1
+
+#ifdef __SDCC_STACK_AUTO
+#define BP_SIZE		SP_SIZE
+#else
+#define BP_SIZE		0
+#endif
+
+#ifdef __SDCC_USE_XSTACK
+#define SPX_SIZE	1
+#else
+#define SPX_SIZE	0
+#endif
+
+#define BPX_SIZE	SPX_SIZE
+
+#ifdef __SDCC_MODEL_HUGE
+#define RET_SIZE	3
+#else
+#define RET_SIZE	2
+#endif
+
+#if defined (__SDCC_z80) || defined (__SDCC_z180) || defined (__SDCC_r2k) || defined (__SDCC_r3ka) || defined (__SDCC_tlcs90) || defined (__SDCC_ez80_z80)
+typedef unsigned char jmp_buf[6]; /* 2 for the stack pointer, 2 for the return address, 2 for the frame pointer. */
+#elif defined (__SDCC_ds390) || defined (__SDCC_stm8) && defined (__SDCC_MODEL_LARGE)
+typedef unsigned char jmp_buf[5]; /* 2 for the stack pointer, 3 for the return address. */
+#elif defined (__SDCC_stm8) || defined (__SDCC_gbz80) || defined (__SDCC_hc08) || defined (__SDCC_s08)
+typedef unsigned char jmp_buf[4]; /* 2 for the stack pointer, 2 for the return address. */
+#elif defined (__SDCC_pdk13) || defined (__SDCC_pdk14) || defined (__SDCC_pdk15)
+typedef unsigned char jmp_buf[3]; /* 1 for the stack pointer, 2 for the return address. */
+#else
+typedef unsigned char jmp_buf[RET_SIZE + SP_SIZE + BP_SIZE + SPX_SIZE + BPX_SIZE];
+#endif
+
+int __setjmp (jmp_buf);
+
+/* C99 might require setjmp to be a macro. The standard seems self-contradicting on this issue. */
+/* However, it is clear that the standards allow setjmp to be a macro. */
+#define setjmp(jump_buf) __setjmp(jump_buf)
+
+#ifndef __SDCC_HIDE_LONGJMP
+_Noreturn void longjmp(jmp_buf, int);
+#endif
+
+#undef RET_SIZE
+#undef SP_SIZE
+#undef BP_SIZE
+#undef SPX_SIZE
+#undef BPX_SIZE
+
+#endif
+