2002-07-24 Stephane Carrez <stcarrez@nerim.fr>
* configure.host: Recognize m6811-elf and m6812-elf targets.
* libc/include/machine/setjmp.h (_JBLEN): Define for 68hc11/68hc12.
* libc/include/machine/ieeefp.h (__IEEE_BIG_ENDIAN): Define for 68HC11.
(_DOUBLE_IS_32BITS): Define when compiling with -fshort-double.
* libc/include/sys/config.h (INT_MAX, UINT_MAX): Define
according to __INT_MAX__.
(_POINTER_INT): Define to short.
* libc/machine/m68hc11/Makefile.am: New file.
* libc/machine/m68hc11/Makefile.in: New file.
* libc/machine/m68hc11/configure.in: New file.
* libc/machine/m68hc11/configure: New file.
* libc/machine/m68hc11/aclocal.m4: New file.
* libc/machine/m68hc11/setjmp.S: New file.
This commit is contained in:
Jeff Johnston
parent
bf47141f36
commit
a703e0f2ee
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@ -1,3 +1,19 @@
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2002-07-24 Stephane Carrez <stcarrez@nerim.fr>
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* configure.host: Recognize m6811-elf and m6812-elf targets.
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* libc/include/machine/setjmp.h (_JBLEN): Define for 68hc11/68hc12.
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* libc/include/machine/ieeefp.h (__IEEE_BIG_ENDIAN): Define for 68HC11.
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(_DOUBLE_IS_32BITS): Define when compiling with -fshort-double.
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* libc/include/sys/config.h (INT_MAX, UINT_MAX): Define
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according to __INT_MAX__.
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(_POINTER_INT): Define to short.
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* libc/machine/m68hc11/Makefile.am: New file.
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* libc/machine/m68hc11/Makefile.in: New file.
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* libc/machine/m68hc11/configure.in: New file.
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* libc/machine/m68hc11/configure: New file.
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* libc/machine/m68hc11/aclocal.m4: New file.
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* libc/machine/m68hc11/setjmp.S: New file.
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2002-07-23 Jeff Johnston <jjohnstn@redhat.com>
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* libc/include/string.h: Add mempcpy, strndup, and _strndup_r
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@ -127,6 +127,13 @@ case "${host_cpu}" in
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m32r*)
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machine_dir=m32r
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;;
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m68hc11|m6811|m68hc12|m6812)
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machine_dir=m68hc11
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newlib_cflags="-DPREFER_SIZE_OVER_SPEED -Os -mrelax"
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CFLAGS="-g -Os"
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;;
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m68*)
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machine_dir=m68k
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newlib_cflags="${newlib_cflags} -DCOMPACT_CTYPE"
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@ -324,6 +331,9 @@ case "${host}" in
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##newlib_cflags="${newlib_cflags} -I`newlib-flags --kernel-dir`/include"
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##newlib_cflags="${newlib_cflags} -idirafter ${gcc_dir}include"
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;;
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m68hc11-*-*|m6811-*-*|m6812-*-*|m68hc12-*-*)
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;;
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m68k-sun-sunos*)
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unix_dir=unix
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;;
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@ -482,6 +492,9 @@ case "${host}" in
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newlib_cflags="${newlib_cflags} -msdata=sdata"
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syscall_dir=syscalls
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;;
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m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
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newlib_cflags="${newlib_cflags} -DNO_EXEC -DABORT_PROVIDED -DSMALL_MEMORY -DMISSING_SYSCALL_NAMES"
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;;
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mcore-*-*)
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newlib_cflags="${newlib_cflags}"
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syscall_dir=syscalls
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@ -75,6 +75,13 @@
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#define __IEEE_BIG_ENDIAN
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#endif
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#if defined(__mc68hc11__) || defined(__mc68hc12__) || defined(__mc68hc1x__)
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#define __IEEE_BIG_ENDIAN
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#ifdef __HAVE_SHORT_DOUBLE__
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# define _DOUBLE_IS_32BITS
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#endif
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#endif
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#if defined (__H8300__) || defined (__H8300H__) || defined (__H8300S__) || defined (__H8500__)
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#define __IEEE_BIG_ENDIAN
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#define _FLOAT_ARG float
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@ -28,6 +28,14 @@ _BEGIN_STD_C
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#define _JBLEN 34
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#endif
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#if defined(__mc68hc11__) || defined(__mc68hc12__) || defined(__mc68hc1x__)
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/*
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* D, X, Y are not saved.
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* Only take into account the pseudo soft registers (max 32).
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*/
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#define _JBLEN 32
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#endif
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#if defined(__Z8001__) || defined(__Z8002__)
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/* 16 regs + pc */
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#define _JBLEN 20
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@ -33,6 +33,14 @@
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#define _POINTER_INT short
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#endif
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#if defined(__mc68hc11__) || defined(__mc68hc12__) || defined(__mc68hc1x__)
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#undef INT_MAX
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#undef UINT_MAX
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#define INT_MAX __INT_MAX__
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#define UINT_MAX (__INT_MAX__ * 2U + 1)
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#define _POINTER_INT short
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#endif
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#ifdef ___AM29K__
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#define _FLOAT_RET double
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#endif
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@ -0,0 +1,12 @@
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## Process this file with automake to generate Makefile.in
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AUTOMAKE_OPTIONS = cygnus
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INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
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noinst_LIBRARIES = lib.a
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lib_a_SOURCES = setjmp.S
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ACLOCAL_AMFLAGS = -I ../../..
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CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host
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@ -0,0 +1,327 @@
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# Makefile.in generated automatically by automake 1.4 from Makefile.am
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# Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
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# This Makefile.in is free software; the Free Software Foundation
|
||||
# gives unlimited permission to copy and/or distribute it,
|
||||
# with or without modifications, as long as this notice is preserved.
|
||||
|
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY, to the extent permitted by law; without
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# even the implied warranty of MERCHANTABILITY or FITNESS FOR A
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# PARTICULAR PURPOSE.
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srcdir = @srcdir@
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top_srcdir = @top_srcdir@
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VPATH = @srcdir@
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prefix = @prefix@
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DESTDIR =
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pkgdatadir = $(datadir)/@PACKAGE@
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top_builddir = .
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ACLOCAL = @ACLOCAL@
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|
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|
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||||
machine_dir = @machine_dir@
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|
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||||
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|
||||
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||||
AUTOMAKE_OPTIONS = cygnus
|
||||
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||||
INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
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|
||||
noinst_LIBRARIES = lib.a
|
||||
|
||||
lib_a_SOURCES = setjmp.S
|
||||
|
||||
ACLOCAL_AMFLAGS = -I ../../..
|
||||
CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host
|
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ACLOCAL_M4 = $(top_srcdir)/aclocal.m4
|
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mkinstalldirs = $(SHELL) $(top_srcdir)/../../../../mkinstalldirs
|
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DEFS = @DEFS@ -I. -I$(srcdir)
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|
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|
||||
lib_a_LIBADD =
|
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lib_a_OBJECTS = setjmp.o
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|
||||
|
||||
DISTFILES = $(DIST_COMMON) $(SOURCES) $(HEADERS) $(TEXINFOS) $(EXTRA_DIST)
|
||||
|
||||
TAR = gtar
|
||||
GZIP_ENV = --best
|
||||
SOURCES = $(lib_a_SOURCES)
|
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OBJECTS = $(lib_a_OBJECTS)
|
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|
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all: all-redirect
|
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.SUFFIXES:
|
||||
.SUFFIXES: .S .c .o .s
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$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ Makefile.am $(top_srcdir)/configure.in $(ACLOCAL_M4)
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cd $(top_srcdir) && $(AUTOMAKE) --cygnus Makefile
|
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|
||||
Makefile: $(srcdir)/Makefile.in $(top_builddir)/config.status
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cd $(top_builddir) \
|
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&& CONFIG_FILES=$@ CONFIG_HEADERS= $(SHELL) ./config.status
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|
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$(ACLOCAL_M4): @MAINTAINER_MODE_TRUE@ configure.in \
|
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../../../acinclude.m4 ../../../aclocal.m4 \
|
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|
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config.status: $(srcdir)/configure $(CONFIG_STATUS_DEPENDENCIES)
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|
||||
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||||
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|
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|
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|
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|
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|
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|
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|
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|
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|
||||
awk ' { files[$$0] = 1; } \
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||||
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|
||||
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|
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|
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||||
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|
||||
mostlyclean-generic distclean-generic clean-generic \
|
||||
maintainer-clean-generic clean mostlyclean distclean maintainer-clean
|
||||
|
||||
|
||||
# Tell versions [3.59,3.63) of GNU make to not export all variables.
|
||||
# Otherwise a system limit (for SysV at least) may be exceeded.
|
||||
.NOEXPORT:
|
||||
|
|
@ -0,0 +1,306 @@
|
|||
dnl aclocal.m4 generated automatically by aclocal 1.4
|
||||
|
||||
dnl Copyright (C) 1994, 1995-8, 1999 Free Software Foundation, Inc.
|
||||
dnl This file is free software; the Free Software Foundation
|
||||
dnl gives unlimited permission to copy and/or distribute it,
|
||||
dnl with or without modifications, as long as this notice is preserved.
|
||||
|
||||
dnl This program is distributed in the hope that it will be useful,
|
||||
dnl but WITHOUT ANY WARRANTY, to the extent permitted by law; without
|
||||
dnl even the implied warranty of MERCHANTABILITY or FITNESS FOR A
|
||||
dnl PARTICULAR PURPOSE.
|
||||
|
||||
dnl This provides configure definitions used by all the newlib
|
||||
dnl configure.in files.
|
||||
|
||||
dnl Basic newlib configury. This calls basic introductory stuff,
|
||||
dnl including AM_INIT_AUTOMAKE and AC_CANONICAL_HOST. It also runs
|
||||
dnl configure.host. The only argument is the relative path to the top
|
||||
dnl newlib directory.
|
||||
|
||||
AC_DEFUN(NEWLIB_CONFIGURE,
|
||||
[
|
||||
dnl Default to --enable-multilib
|
||||
AC_ARG_ENABLE(multilib,
|
||||
[ --enable-multilib build many library versions (default)],
|
||||
[case "${enableval}" in
|
||||
yes) multilib=yes ;;
|
||||
no) multilib=no ;;
|
||||
*) AC_MSG_ERROR(bad value ${enableval} for multilib option) ;;
|
||||
esac], [multilib=yes])dnl
|
||||
|
||||
dnl Support --enable-target-optspace
|
||||
AC_ARG_ENABLE(target-optspace,
|
||||
[ --enable-target-optspace optimize for space],
|
||||
[case "${enableval}" in
|
||||
yes) target_optspace=yes ;;
|
||||
no) target_optspace=no ;;
|
||||
*) AC_MSG_ERROR(bad value ${enableval} for target-optspace option) ;;
|
||||
esac], [target_optspace=])dnl
|
||||
|
||||
dnl Support --enable-malloc-debugging - currently only supported for Cygwin
|
||||
AC_ARG_ENABLE(malloc-debugging,
|
||||
[ --enable-malloc-debugging indicate malloc debugging requested],
|
||||
[case "${enableval}" in
|
||||
yes) malloc_debugging=yes ;;
|
||||
no) malloc_debugging=no ;;
|
||||
*) AC_MSG_ERROR(bad value ${enableval} for malloc-debugging option) ;;
|
||||
esac], [malloc_debugging=])dnl
|
||||
|
||||
dnl Support --enable-newlib-mb
|
||||
AC_ARG_ENABLE(newlib-mb,
|
||||
[ --enable-newlib-mb enable multibyte support],
|
||||
[case "${enableval}" in
|
||||
yes) newlib_mb=yes ;;
|
||||
no) newlib_mb=no ;;
|
||||
*) AC_MSG_ERROR(bad value ${enableval} for newlib-mb option) ;;
|
||||
esac], [newlib_mb=no])dnl
|
||||
|
||||
dnl Support --enable-newlib-multithread
|
||||
AC_ARG_ENABLE(newlib-multithread,
|
||||
[ --enable-newlib-multithread enable support for multiple threads],
|
||||
[case "${enableval}" in
|
||||
yes) newlib_multithread=yes ;;
|
||||
no) newlib_multithread=no ;;
|
||||
*) AC_MSG_ERROR(bad value ${enableval} for newlib-multithread option) ;;
|
||||
esac], [newlib_multithread=yes])dnl
|
||||
|
||||
dnl Support --disable-newlib-io-float
|
||||
AC_ARG_ENABLE(newlib-io-float,
|
||||
[ --disable-newlib-io-float disable printf/scanf family float support],
|
||||
[case "${enableval}" in
|
||||
yes) newlib_io_float=yes ;;
|
||||
no) newlib_io_float=no ;;
|
||||
*) AC_MSG_ERROR(bad value ${enableval} for newlib-io-float option) ;;
|
||||
esac], [newlib_io_float=yes])dnl
|
||||
|
||||
|
||||
dnl We may get other options which we don't document:
|
||||
dnl --with-target-subdir, --with-multisrctop, --with-multisubdir
|
||||
|
||||
test -z "[$]{with_target_subdir}" && with_target_subdir=.
|
||||
|
||||
if test "[$]{srcdir}" = "."; then
|
||||
if test "[$]{with_target_subdir}" != "."; then
|
||||
newlib_basedir="[$]{srcdir}/[$]{with_multisrctop}../$1"
|
||||
else
|
||||
newlib_basedir="[$]{srcdir}/[$]{with_multisrctop}$1"
|
||||
fi
|
||||
else
|
||||
newlib_basedir="[$]{srcdir}/$1"
|
||||
fi
|
||||
AC_SUBST(newlib_basedir)
|
||||
|
||||
AC_CANONICAL_SYSTEM
|
||||
|
||||
AM_INIT_AUTOMAKE(newlib, 1.10.0)
|
||||
|
||||
# FIXME: We temporarily define our own version of AC_PROG_CC. This is
|
||||
# copied from autoconf 2.12, but does not call AC_PROG_CC_WORKS. We
|
||||
# are probably using a cross compiler, which will not be able to fully
|
||||
# link an executable. This should really be fixed in autoconf
|
||||
# itself.
|
||||
|
||||
AC_DEFUN(LIB_AC_PROG_CC,
|
||||
[AC_BEFORE([$0], [AC_PROG_CPP])dnl
|
||||
AC_CHECK_PROG(CC, gcc, gcc)
|
||||
if test -z "$CC"; then
|
||||
AC_CHECK_PROG(CC, cc, cc, , , /usr/ucb/cc)
|
||||
test -z "$CC" && AC_MSG_ERROR([no acceptable cc found in \$PATH])
|
||||
fi
|
||||
|
||||
AC_PROG_CC_GNU
|
||||
|
||||
if test $ac_cv_prog_gcc = yes; then
|
||||
GCC=yes
|
||||
dnl Check whether -g works, even if CFLAGS is set, in case the package
|
||||
dnl plays around with CFLAGS (such as to build both debugging and
|
||||
dnl normal versions of a library), tasteless as that idea is.
|
||||
ac_test_CFLAGS="${CFLAGS+set}"
|
||||
ac_save_CFLAGS="$CFLAGS"
|
||||
CFLAGS=
|
||||
AC_PROG_CC_G
|
||||
if test "$ac_test_CFLAGS" = set; then
|
||||
CFLAGS="$ac_save_CFLAGS"
|
||||
elif test $ac_cv_prog_cc_g = yes; then
|
||||
CFLAGS="-g -O2"
|
||||
else
|
||||
CFLAGS="-O2"
|
||||
fi
|
||||
else
|
||||
GCC=
|
||||
test "${CFLAGS+set}" = set || CFLAGS="-g"
|
||||
fi
|
||||
])
|
||||
|
||||
LIB_AC_PROG_CC
|
||||
|
||||
AC_CHECK_TOOL(AS, as)
|
||||
AC_CHECK_TOOL(AR, ar)
|
||||
AC_CHECK_TOOL(RANLIB, ranlib, :)
|
||||
|
||||
AC_PROG_INSTALL
|
||||
|
||||
AM_MAINTAINER_MODE
|
||||
|
||||
# We need AC_EXEEXT to keep automake happy in cygnus mode. However,
|
||||
# at least currently, we never actually build a program, so we never
|
||||
# need to use $(EXEEXT). Moreover, the test for EXEEXT normally
|
||||
# fails, because we are probably configuring with a cross compiler
|
||||
# which can't create executables. So we include AC_EXEEXT to keep
|
||||
# automake happy, but we don't execute it, since we don't care about
|
||||
# the result.
|
||||
if false; then
|
||||
AC_EXEEXT
|
||||
fi
|
||||
|
||||
. [$]{newlib_basedir}/configure.host
|
||||
|
||||
newlib_cflags="[$]{newlib_cflags} -fno-builtin"
|
||||
|
||||
NEWLIB_CFLAGS=${newlib_cflags}
|
||||
AC_SUBST(NEWLIB_CFLAGS)
|
||||
|
||||
LDFLAGS=${ldflags}
|
||||
AC_SUBST(LDFLAGS)
|
||||
|
||||
AM_CONDITIONAL(USE_LIBTOOL, test x[$]{use_libtool} = xyes)
|
||||
|
||||
# Hard-code OBJEXT. Normally it is set by AC_OBJEXT, but we
|
||||
# use oext, which is set in configure.host based on the target platform.
|
||||
OBJEXT=${oext}
|
||||
|
||||
AC_SUBST(OBJEXT)
|
||||
AC_SUBST(oext)
|
||||
AC_SUBST(aext)
|
||||
|
||||
AC_SUBST(libm_machine_dir)
|
||||
AC_SUBST(machine_dir)
|
||||
AC_SUBST(sys_dir)
|
||||
])
|
||||
|
||||
# Do all the work for Automake. This macro actually does too much --
|
||||
# some checks are only needed if your package does certain things.
|
||||
# But this isn't really a big deal.
|
||||
|
||||
# serial 1
|
||||
|
||||
dnl Usage:
|
||||
dnl AM_INIT_AUTOMAKE(package,version, [no-define])
|
||||
|
||||
AC_DEFUN(AM_INIT_AUTOMAKE,
|
||||
[AC_REQUIRE([AC_PROG_INSTALL])
|
||||
PACKAGE=[$1]
|
||||
AC_SUBST(PACKAGE)
|
||||
VERSION=[$2]
|
||||
AC_SUBST(VERSION)
|
||||
dnl test to see if srcdir already configured
|
||||
if test "`cd $srcdir && pwd`" != "`pwd`" && test -f $srcdir/config.status; then
|
||||
AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
|
||||
fi
|
||||
ifelse([$3],,
|
||||
AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
|
||||
AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package]))
|
||||
AC_REQUIRE([AM_SANITY_CHECK])
|
||||
AC_REQUIRE([AC_ARG_PROGRAM])
|
||||
dnl FIXME This is truly gross.
|
||||
missing_dir=`cd $ac_aux_dir && pwd`
|
||||
AM_MISSING_PROG(ACLOCAL, aclocal, $missing_dir)
|
||||
AM_MISSING_PROG(AUTOCONF, autoconf, $missing_dir)
|
||||
AM_MISSING_PROG(AUTOMAKE, automake, $missing_dir)
|
||||
AM_MISSING_PROG(AUTOHEADER, autoheader, $missing_dir)
|
||||
AM_MISSING_PROG(MAKEINFO, makeinfo, $missing_dir)
|
||||
AC_REQUIRE([AC_PROG_MAKE_SET])])
|
||||
|
||||
#
|
||||
# Check to make sure that the build environment is sane.
|
||||
#
|
||||
|
||||
AC_DEFUN(AM_SANITY_CHECK,
|
||||
[AC_MSG_CHECKING([whether build environment is sane])
|
||||
# Just in case
|
||||
sleep 1
|
||||
echo timestamp > conftestfile
|
||||
# Do `set' in a subshell so we don't clobber the current shell's
|
||||
# arguments. Must try -L first in case configure is actually a
|
||||
# symlink; some systems play weird games with the mod time of symlinks
|
||||
# (eg FreeBSD returns the mod time of the symlink's containing
|
||||
# directory).
|
||||
if (
|
||||
set X `ls -Lt $srcdir/configure conftestfile 2> /dev/null`
|
||||
if test "[$]*" = "X"; then
|
||||
# -L didn't work.
|
||||
set X `ls -t $srcdir/configure conftestfile`
|
||||
fi
|
||||
if test "[$]*" != "X $srcdir/configure conftestfile" \
|
||||
&& test "[$]*" != "X conftestfile $srcdir/configure"; then
|
||||
|
||||
# If neither matched, then we have a broken ls. This can happen
|
||||
# if, for instance, CONFIG_SHELL is bash and it inherits a
|
||||
# broken ls alias from the environment. This has actually
|
||||
# happened. Such a system could not be considered "sane".
|
||||
AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken
|
||||
alias in your environment])
|
||||
fi
|
||||
|
||||
test "[$]2" = conftestfile
|
||||
)
|
||||
then
|
||||
# Ok.
|
||||
:
|
||||
else
|
||||
AC_MSG_ERROR([newly created file is older than distributed files!
|
||||
Check your system clock])
|
||||
fi
|
||||
rm -f conftest*
|
||||
AC_MSG_RESULT(yes)])
|
||||
|
||||
dnl AM_MISSING_PROG(NAME, PROGRAM, DIRECTORY)
|
||||
dnl The program must properly implement --version.
|
||||
AC_DEFUN(AM_MISSING_PROG,
|
||||
[AC_MSG_CHECKING(for working $2)
|
||||
# Run test in a subshell; some versions of sh will print an error if
|
||||
# an executable is not found, even if stderr is redirected.
|
||||
# Redirect stdin to placate older versions of autoconf. Sigh.
|
||||
if ($2 --version) < /dev/null > /dev/null 2>&1; then
|
||||
$1=$2
|
||||
AC_MSG_RESULT(found)
|
||||
else
|
||||
$1="$3/missing $2"
|
||||
AC_MSG_RESULT(missing)
|
||||
fi
|
||||
AC_SUBST($1)])
|
||||
|
||||
# Add --enable-maintainer-mode option to configure.
|
||||
# From Jim Meyering
|
||||
|
||||
# serial 1
|
||||
|
||||
AC_DEFUN(AM_MAINTAINER_MODE,
|
||||
[AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles])
|
||||
dnl maintainer-mode is disabled by default
|
||||
AC_ARG_ENABLE(maintainer-mode,
|
||||
[ --enable-maintainer-mode enable make rules and dependencies not useful
|
||||
(and sometimes confusing) to the casual installer],
|
||||
USE_MAINTAINER_MODE=$enableval,
|
||||
USE_MAINTAINER_MODE=no)
|
||||
AC_MSG_RESULT($USE_MAINTAINER_MODE)
|
||||
AM_CONDITIONAL(MAINTAINER_MODE, test $USE_MAINTAINER_MODE = yes)
|
||||
MAINT=$MAINTAINER_MODE_TRUE
|
||||
AC_SUBST(MAINT)dnl
|
||||
]
|
||||
)
|
||||
|
||||
# Define a conditional.
|
||||
|
||||
AC_DEFUN(AM_CONDITIONAL,
|
||||
[AC_SUBST($1_TRUE)
|
||||
AC_SUBST($1_FALSE)
|
||||
if $2; then
|
||||
$1_TRUE=
|
||||
$1_FALSE='#'
|
||||
else
|
||||
$1_TRUE='#'
|
||||
$1_FALSE=
|
||||
fi])
|
||||
|
||||
File diff suppressed because it is too large
Load Diff
|
|
@ -0,0 +1,12 @@
|
|||
dnl This is the newlib/libc/machine/m68hc11 configure.in file.
|
||||
dnl Process this file with autoconf to produce a configure script.
|
||||
|
||||
AC_PREREQ(2.5)
|
||||
AC_INIT(setjmp.S)
|
||||
|
||||
dnl Can't be done in NEWLIB_CONFIGURE because that confuses automake.
|
||||
AC_CONFIG_AUX_DIR(../../../..)
|
||||
|
||||
NEWLIB_CONFIGURE(../../..)
|
||||
|
||||
AC_OUTPUT(Makefile)
|
||||
|
|
@ -0,0 +1,141 @@
|
|||
/* setjmp/longjmp routines for M68HC11 & M68HC12.
|
||||
* Copyright (C) 1999, 2000, 2001, 2002 Stephane Carrez (stcarrez@nerim.fr)
|
||||
*
|
||||
* The authors hereby grant permission to use, copy, modify, distribute,
|
||||
* and license this software and its documentation for any purpose, provided
|
||||
* that existing copyright notices are retained in all copies and that this
|
||||
* notice is included verbatim in any distributions. No written agreement,
|
||||
* license, or royalty fee is required for any of the authorized uses.
|
||||
* Modifications to this software may be copyrighted by their authors
|
||||
* and need not follow the licensing terms described here, provided that
|
||||
* the new terms are clearly indicated on the first page of each file where
|
||||
* they apply.
|
||||
*/
|
||||
|
||||
#if __INT__ == 32
|
||||
# define val 4
|
||||
# define INT32(X) X
|
||||
#else
|
||||
# define val 2
|
||||
# define INT32(X)
|
||||
#endif
|
||||
|
||||
#ifdef mc6811
|
||||
# define REG(X) *X
|
||||
#else
|
||||
# define REG(X) X
|
||||
#endif
|
||||
|
||||
.sect .text
|
||||
.global setjmp
|
||||
.global longjmp
|
||||
|
||||
#ifdef mc6811
|
||||
setjmp:
|
||||
xgdx
|
||||
tsy
|
||||
ldd 0,y
|
||||
std 0,x
|
||||
sty 2,x
|
||||
ldd REG(_.frame)
|
||||
std 4,x
|
||||
ldd REG(_.d1)
|
||||
std 6,x
|
||||
ldd REG(_.d2)
|
||||
std 8,x
|
||||
ldd REG(_.d3)
|
||||
std 10,x
|
||||
ldd REG(_.d4)
|
||||
std 12,x
|
||||
ldd REG(_.d5)
|
||||
std 14,x
|
||||
ldd REG(_.d6)
|
||||
std 16,x
|
||||
ldd REG(_.d7)
|
||||
std 18,x
|
||||
ldd REG(_.d8)
|
||||
std 20,x
|
||||
INT32( ldx #0)
|
||||
clra
|
||||
clrb
|
||||
rts
|
||||
#else
|
||||
setjmp:
|
||||
xgdx
|
||||
movw 0,sp,2,x+
|
||||
sts 2,x+
|
||||
movw _.frame,2,x+
|
||||
movw _.d1,2,x+
|
||||
movw _.d2,2,x+
|
||||
movw _.d3,2,x+
|
||||
movw _.d4,2,x+
|
||||
movw _.d5,2,x+
|
||||
movw _.d6,2,x+
|
||||
movw _.d7,2,x+
|
||||
movw _.d8,2,x+
|
||||
INT32( ldx #0)
|
||||
clra
|
||||
clrb
|
||||
rts
|
||||
#endif
|
||||
|
||||
#ifdef mc6811
|
||||
longjmp:
|
||||
xgdx
|
||||
tsy
|
||||
ldd val,y
|
||||
bne do_jump
|
||||
ldd #1
|
||||
do_jump:
|
||||
xgdy
|
||||
ldd 4,x
|
||||
std REG(_.frame)
|
||||
ldd 6,x
|
||||
std REG(_.d1)
|
||||
ldd 8,x
|
||||
std REG(_.d2)
|
||||
ldd 10,x
|
||||
std REG(_.d3)
|
||||
ldd 12,x
|
||||
std REG(_.d4)
|
||||
ldd 14,x
|
||||
std REG(_.d5)
|
||||
ldd 16,x
|
||||
std REG(_.d6)
|
||||
ldd 18,x
|
||||
std REG(_.d7)
|
||||
ldd 20,x
|
||||
std REG(_.d8)
|
||||
ldd 0,x
|
||||
ldx 2,x
|
||||
txs
|
||||
std 0,x
|
||||
INT32( ldx #0)
|
||||
xgdy
|
||||
rts
|
||||
#else
|
||||
|
||||
longjmp:
|
||||
xgdx
|
||||
ldy val,sp
|
||||
bne do_jump
|
||||
ldy #1
|
||||
do_jump:
|
||||
ldd 4,x+
|
||||
movw 2,x+,_.frame
|
||||
movw 0,x,_.d1
|
||||
movw 2,x,_.d2
|
||||
movw 4,x,_.d3
|
||||
movw 6,x,_.d4
|
||||
movw 8,x,_.d5
|
||||
movw 10,x,_.d6
|
||||
movw 12,x,_.d7
|
||||
movw 14,x,_.d8
|
||||
ldx -4,x
|
||||
txs
|
||||
std 0,x
|
||||
INT32( ldx #0)
|
||||
xgdy
|
||||
rts
|
||||
#endif
|
||||
|
||||
Loading…
Reference in New Issue