diff --git a/lib/csu/Makefile.csu.aout b/lib/csu/Makefile.csu.aout index a9eca1e08a8b..1374397c8135 100644 --- a/lib/csu/Makefile.csu.aout +++ b/lib/csu/Makefile.csu.aout @@ -1,8 +1,8 @@ -# $NetBSD: Makefile.csu.aout,v 1.1 1997/10/27 01:03:39 lukem Exp $ +# $NetBSD: Makefile.csu.aout,v 1.2 1999/02/27 03:28:30 tv Exp $ # from: @(#)Makefile 5.5 (Berkeley) 5/21/91 CPPFLAGS+= -DLIBC_SCCS -I${.CURDIR}/.. -OBJS= crt0.o gcrt0.o scrt0.o +OBJS+= crt0.o gcrt0.o scrt0.o SRCS= crt0.c all: ${OBJS} diff --git a/lib/csu/arm32/Makefile b/lib/csu/arm32/Makefile index 05dca6d72cf5..0bf4ac263d0f 100644 --- a/lib/csu/arm32/Makefile +++ b/lib/csu/arm32/Makefile @@ -1,3 +1,10 @@ -# $NetBSD: Makefile,v 1.11 1997/10/27 01:03:45 lukem Exp $ +# $NetBSD: Makefile,v 1.12 1999/02/27 03:28:30 tv Exp $ + +OBJS+= c++rt0.o + +c++rt0.o: c++rt0.c + ${COMPILE.c} -fpic ${.ALLSRC} + @${LD} -x -r ${.TARGET} + @mv a.out ${.TARGET} .include "${.CURDIR}/../Makefile.csu.aout" diff --git a/lib/csu/arm32/c++rt0.c b/lib/csu/arm32/c++rt0.c new file mode 100644 index 000000000000..fe9d160a7151 --- /dev/null +++ b/lib/csu/arm32/c++rt0.c @@ -0,0 +1,163 @@ +/* $NetBSD: c++rt0.c,v 1.1 1999/02/27 03:28:30 tv Exp $ */ + +/*- + * Copyright (c) 1998 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Paul Kranenburg. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +/* + * Run-time module for GNU C++ compiled shared libraries. + * + * The linker constructs the following arrays of pointers to global + * constructors and destructors. The first element contains the + * number of pointers in each. + * The tables are also null-terminated. + */ +#include + + +/* + * We make the __{C,D}TOR_LIST__ symbols appear as type `SETD' and + * include a dummy local function in the set. This keeps references + * to these symbols local to the shared object this module is linked to. + */ +static void dummy __P((void)) { return; } + +/* Note: this is "a.out" dependent. */ +__asm(".stabs \"___CTOR_LIST__\",22,0,0,_dummy"); +__asm(".stabs \"___DTOR_LIST__\",22,0,0,_dummy"); + +#ifdef __arm32__ /* XXX ARM32_BROKEN_RELOCATIONS */ +#define ARM32_BROKEN_RELOCATIONS /* XXX ARM32_BROKEN_RELOCATIONS */ +#endif /* XXX ARM32_BROKEN_RELOCATIONS */ + +void (*__CTOR_LIST__[0]) __P((void)); +void (*__DTOR_LIST__[0]) __P((void)); + +#ifdef ARM32_BROKEN_RELOCATIONS /* XXX ARM32_BROKEN_RELOCATIONS */ +static void __dtors __P((long)); /* XXX ARM32_BROKEN_RELOCATIONS */ +static void __ctors __P((long)); /* XXX ARM32_BROKEN_RELOCATIONS */ +#else /* XXX ARM32_BROKEN_RELOCATIONS */ +static void __dtors __P((void)); +static void __ctors __P((void)); +#endif + +static void +#ifdef ARM32_BROKEN_RELOCATIONS /* XXX ARM32_BROKEN_RELOCATIONS */ +__dtors(base) /* XXX ARM32_BROKEN_RELOCATIONS */ + long base; /* XXX ARM32_BROKEN_RELOCATIONS */ +#else /* XXX ARM32_BROKEN_RELOCATIONS */ +__dtors() +#endif +{ + unsigned long i = (unsigned long) __DTOR_LIST__[0]; + void (**p)(void) = __DTOR_LIST__ + i; + + while (i--) +#ifdef ARM32_BROKEN_RELOCATIONS /* XXX ARM32_BROKEN_RELOCATIONS */ + (*(void (*)(void))((char *)(*p--) + base))(); /* XXX ... */ +#else /* XXX ARM32_BROKEN_RELOCATIONS */ + (**p--)(); +#endif +} + +static void +#ifdef ARM32_BROKEN_RELOCATIONS /* XXX ARM32_BROKEN_RELOCATIONS */ +__ctors(base) /* XXX ARM32_BROKEN_RELOCATIONS */ + long base; /* XXX ARM32_BROKEN_RELOCATIONS */ +#else /* XXX ARM32_BROKEN_RELOCATIONS */ +__ctors() +#endif +{ + unsigned long i = (unsigned long) __CTOR_LIST__[0]; + void (**p)(void) = __CTOR_LIST__ + 1; + + while (i--) +#ifdef ARM32_BROKEN_RELOCATIONS /* XXX ARM32_BROKEN_RELOCATIONS */ + (*(void (*)(void))((char *)(*p++) + base))(); /* XXX ... */ +#else /* XXX ARM32_BROKEN_RELOCATIONS */ + (**p++)(); +#endif +} + +#ifdef ARM32_BROKEN_RELOCATIONS /* XXX ARM32_BROKEN_RELOCATIONS */ +extern void __init __P((long)) asm(".init"); /* XXX ARM32_BROKEN_RELOCATIONS */ +extern void __fini __P((long)) asm(".fini"); /* XXX ARM32_BROKEN_RELOCATIONS */ +#else /* XXX ARM32_BROKEN_RELOCATIONS */ +extern void __init __P((void)) asm(".init"); +extern void __fini __P((void)) asm(".fini"); +#endif + +void +#ifdef ARM32_BROKEN_RELOCATIONS /* XXX ARM32_BROKEN_RELOCATIONS */ +__init(base) /* XXX ARM32_BROKEN_RELOCATIONS */ + long base; /* XXX ARM32_BROKEN_RELOCATIONS */ +#else /* XXX ARM32_BROKEN_RELOCATIONS */ +__init() +#endif +{ + static int initialized = 0; + + /* + * Call global constructors. + * Arrange to call global destructors at exit. + */ + if (!initialized) { + initialized = 1; +#ifdef ARM32_BROKEN_RELOCATIONS /* XXX ARM32_BROKEN_RELOCATIONS */ + __ctors(base); /* XXX ARM32_BROKEN_RELOCATIONS */ +#else /* XXX ARM32_BROKEN_RELOCATIONS */ + __ctors(); +#endif /* XXX ARM32_BROKEN_RELOCATIONS */ + } + +} + +void +#ifdef ARM32_BROKEN_RELOCATIONS /* XXX ARM32_BROKEN_RELOCATIONS */ +__fini(base) /* XXX ARM32_BROKEN_RELOCATIONS */ + long base; /* XXX ARM32_BROKEN_RELOCATIONS */ +#else /* XXX ARM32_BROKEN_RELOCATIONS */ +__fini() +#endif /* XXX ARM32_BROKEN_RELOCATIONS */ +{ + /* + * Call global destructors. + */ +#ifdef ARM32_BROKEN_RELOCATIONS /* XXX ARM32_BROKEN_RELOCATIONS */ + __dtors(base); /* XXX ARM32_BROKEN_RELOCATIONS */ +#else /* XXX ARM32_BROKEN_RELOCATIONS */ + __dtors(); +#endif /* XXX ARM32_BROKEN_RELOCATIONS */ +} diff --git a/lib/csu/common_aout/Makefile.inc b/lib/csu/common_aout/Makefile.inc index 5ef850d76978..9a1b736284a6 100644 --- a/lib/csu/common_aout/Makefile.inc +++ b/lib/csu/common_aout/Makefile.inc @@ -1,8 +1,8 @@ -# $NetBSD: Makefile.inc,v 1.1 1997/10/27 01:03:39 lukem Exp $ +# $NetBSD: Makefile.inc,v 1.2 1999/02/27 03:28:30 tv Exp $ # from: @(#)Makefile 5.5 (Berkeley) 5/21/91 CPPFLAGS+= -DLIBC_SCCS -I${.CURDIR}/.. -OBJS= crt0.o gcrt0.o scrt0.o +OBJS+= crt0.o gcrt0.o scrt0.o SRCS= crt0.c all: ${OBJS}