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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.
        * 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
2002-07-24 15:44:24 +00:00
parent bf47141f36
commit a703e0f2ee
11 changed files with 2640 additions and 0 deletions
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16
newlib/ChangeLog
View File

@@ -1,3 +1,19 @@
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.
2002-07-23 Jeff Johnston <jjohnstn@redhat.com>
* libc/include/string.h: Add mempcpy, strndup, and _strndup_r

13
newlib/configure.host
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@@ -127,6 +127,13 @@ case "${host_cpu}" in
m32r*)
machine_dir=m32r
;;
m68hc11|m6811|m68hc12|m6812)
machine_dir=m68hc11
newlib_cflags="-DPREFER_SIZE_OVER_SPEED -Os -mrelax"
CFLAGS="-g -Os"
;;
m68*)
machine_dir=m68k
newlib_cflags="${newlib_cflags} -DCOMPACT_CTYPE"
@@ -324,6 +331,9 @@ case "${host}" in
##newlib_cflags="${newlib_cflags} -I`newlib-flags --kernel-dir`/include"
##newlib_cflags="${newlib_cflags} -idirafter ${gcc_dir}include"
;;
m68hc11-*-*|m6811-*-*|m6812-*-*|m68hc12-*-*)
;;
m68k-sun-sunos*)
unix_dir=unix
;;
@@ -482,6 +492,9 @@ case "${host}" in
newlib_cflags="${newlib_cflags} -msdata=sdata"
syscall_dir=syscalls
;;
m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
newlib_cflags="${newlib_cflags} -DNO_EXEC -DABORT_PROVIDED -DSMALL_MEMORY -DMISSING_SYSCALL_NAMES"
;;
mcore-*-*)
newlib_cflags="${newlib_cflags}"
syscall_dir=syscalls

7
newlib/libc/include/machine/ieeefp.h
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@@ -75,6 +75,13 @@
#define __IEEE_BIG_ENDIAN
#endif
#if defined(__mc68hc11__) || defined(__mc68hc12__) || defined(__mc68hc1x__)
#define __IEEE_BIG_ENDIAN
#ifdef __HAVE_SHORT_DOUBLE__
# define _DOUBLE_IS_32BITS
#endif
#endif
#if defined (__H8300__) || defined (__H8300H__) || defined (__H8300S__) || defined (__H8500__)
#define __IEEE_BIG_ENDIAN
#define _FLOAT_ARG float

8
newlib/libc/include/machine/setjmp.h
View File

@@ -28,6 +28,14 @@ _BEGIN_STD_C
#define _JBLEN 34
#endif
#if defined(__mc68hc11__) || defined(__mc68hc12__) || defined(__mc68hc1x__)
/*
* D, X, Y are not saved.
* Only take into account the pseudo soft registers (max 32).
*/
#define _JBLEN 32
#endif
#if defined(__Z8001__) || defined(__Z8002__)
/* 16 regs + pc */
#define _JBLEN 20

8
newlib/libc/include/sys/config.h
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@@ -33,6 +33,14 @@
#define _POINTER_INT short
#endif
#if defined(__mc68hc11__) || defined(__mc68hc12__) || defined(__mc68hc1x__)
#undef INT_MAX
#undef UINT_MAX
#define INT_MAX __INT_MAX__
#define UINT_MAX (__INT_MAX__ * 2U + 1)
#define _POINTER_INT short
#endif
#ifdef ___AM29K__
#define _FLOAT_RET double
#endif

12
newlib/libc/machine/m68hc11/Makefile.am Normal file
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@@ -0,0 +1,12 @@
## Process this file with automake to generate Makefile.in
AUTOMAKE_OPTIONS = cygnus
INCLUDES = $(NEWLIB_CFLAGS) $(CROSS_CFLAGS) $(TARGET_CFLAGS)
noinst_LIBRARIES = lib.a
lib_a_SOURCES = setjmp.S
ACLOCAL_AMFLAGS = -I ../../..
CONFIG_STATUS_DEPENDENCIES = $(newlib_basedir)/configure.host

327
newlib/libc/machine/m68hc11/Makefile.in Normal file
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@@ -0,0 +1,327 @@
# Makefile.in generated automatically by automake 1.4 from Makefile.am
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# This Makefile.in is free software; the Free Software Foundation
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306
newlib/libc/machine/m68hc11/aclocal.m4 vendored Normal file
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@@ -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
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dnl This provides configure definitions used by all the newlib
dnl configure.in files.
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no) multilib=no ;;
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# 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])

1790
newlib/libc/machine/m68hc11/configure vendored Executable file
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File diff suppressed because it is too large Load Diff

12
newlib/libc/machine/m68hc11/configure.in Normal file
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@@ -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)

141
newlib/libc/machine/m68hc11/setjmp.S Normal file
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@@ -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