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crtend.asm: Include "auto-host.h".
* config/ia64/crtend.asm: Include "auto-host.h".
[HAVE_INITFINI_ARRAY]: Invoke __do_global_ctors_aux via .init_array.
* config/ia64/crtbegin.asm: Similarly.
* config/ia64/t-ia64 (crtbegin.o): Include from current directory.
(crtend.o, crtbeginS.o, crtendS.o): Likewise.
* aclocal.m4 (gcc_AC_INITFINI_ARRAY): New.
* configure.in: Use it if --enable-initfini-array not specified.
* doc/install.texi (Configuration): Document --enable-initfini-array.
* configure, config.in: Rebuild.
From-SVN: r58909
This commit is contained in:
David Mosberger
Richard Henderson
parent
f72ab53b26
commit
07cf4226a7
@ -1,3 +1,16 @@
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2002-11-07 David Mosberger <davidm@hpl.hp.com>
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* config/ia64/crtend.asm: Include "auto-host.h".
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[HAVE_INITFINI_ARRAY]: Invoke __do_global_ctors_aux via .init_array.
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* config/ia64/crtbegin.asm: Similarly.
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* config/ia64/t-ia64 (crtbegin.o): Include from current directory.
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(crtend.o, crtbeginS.o, crtendS.o): Likewise.
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* aclocal.m4 (gcc_AC_INITFINI_ARRAY): New.
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* configure.in: Use it if --enable-initfini-array not specified.
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* doc/install.texi (Configuration): Document --enable-initfini-array.
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* configure, config.in: Rebuild.
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2002-11-07 Jason Thorpe <thorpej@wasabisystems.com>
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* config/arm/arm-protos.h (arm_get_frame_size)
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26
gcc/aclocal.m4
vendored
26
gcc/aclocal.m4
vendored
@ -1690,3 +1690,29 @@ strdup strtoul tsearch __argz_count __argz_stringify __argz_next])
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INTL_LIBTOOL_SUFFIX_PREFIX=ifelse([$1], use-libtool, [l], [])
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AC_SUBST(INTL_LIBTOOL_SUFFIX_PREFIX)
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])
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AC_DEFUN(gcc_AC_INITFINI_ARRAY,
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[AC_CACHE_CHECK(for .preinit_array/.init_array/.fini_array support,
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gcc_cv_initfinit_array, [dnl
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cat > conftest.c <<EOF
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static int x = -1;
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int main (void) { return x; }
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int foo (void) { x = 0; }
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int (*fp) (void) __attribute__ ((section (".init_array"))) = foo;
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EOF
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if AC_TRY_COMMAND([${CC-cc} -o conftest conftest.c 1>&AS_MESSAGE_LOG_FD])
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then
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if ./conftest; then
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gcc_cv_initfinit_array=yes
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else
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gcc_cv_initfinit_array=no
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fi
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else
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gcc_cv_initfinit_array=no
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fi
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rm -f conftest*])
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AC_SUBST(gcc_cv_initfinit_array)
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if test $gcc_cv_initfinit_array = yes; then
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AC_DEFINE(HAVE_INITFINI_ARRAY, 1,
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[Define .init_array/.fini_array sections are available and working.])
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fi])
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@ -482,6 +482,9 @@
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/* Define if <time.h> defines clock_t. */
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#undef HAVE_CLOCK_T
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/* Define .init_array/.fini_array sections are available and working. */
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#undef HAVE_INITFINI_ARRAY
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/* Define if host mkdir takes a single argument. */
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#undef MKDIR_TAKES_ONE_ARG
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@ -16,6 +16,8 @@
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "auto-host.h"
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.section .ctors,"aw","progbits"
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.align 8
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__CTOR_LIST__:
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@ -52,6 +54,15 @@ __dso_handle:
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.hidden __dso_handle#
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#ifdef HAVE_INITFINI_ARRAY
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.section .fini_array,"a","progbits"
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data8 @fptr(__do_global_dtors_aux)
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.section .init_array,"a","progbits"
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data8 @fptr(__do_jv_register_classes)
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#else /* !HAVE_INITFINI_ARRAY */
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/*
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* Fragment of the ELF _fini routine that invokes our dtor cleanup.
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*
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@ -98,6 +109,7 @@ __dso_handle:
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br.call.sptk.many b0 = b6
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;;
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}
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#endif /* !HAVE_INITFINI_ARRAY */
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.section .text
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.align 16
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@ -16,6 +16,8 @@
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write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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Boston, MA 02111-1307, USA. */
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#include "auto-host.h"
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.section .ctors,"aw","progbits"
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.align 8
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__CTOR_END__:
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@ -31,6 +33,12 @@ __DTOR_END__:
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__JCR_END__:
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data8 0
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#ifdef HAVE_INITFINI_ARRAY
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.section .init_array,"a","progbits"
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data8 @fptr(__do_global_ctors_aux)
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#else /* !HAVE_INITFINI_ARRAY */
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/*
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* Fragment of the ELF _init routine that invokes our dtor cleanup.
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*
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@ -59,6 +67,7 @@ __JCR_END__:
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br.call.sptk.many b0 = b6
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;;
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}
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#endif /* !HAVE_INITFINI_ARRAY */
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.text
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.align 16
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@ -24,15 +24,21 @@ T = disable
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# Assemble startup files.
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crtbegin.o: $(srcdir)/config/ia64/crtbegin.asm $(GCC_PASSES)
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$(GCC_FOR_TARGET) -c -o crtbegin.o -x assembler-with-cpp $(srcdir)/config/ia64/crtbegin.asm
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$(GCC_FOR_TARGET) -I. -c -o crtbegin.o -x assembler-with-cpp \
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$(srcdir)/config/ia64/crtbegin.asm
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crtend.o: $(srcdir)/config/ia64/crtend.asm $(GCC_PASSES)
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$(GCC_FOR_TARGET) -c -o crtend.o -x assembler-with-cpp $(srcdir)/config/ia64/crtend.asm
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$(GCC_FOR_TARGET) -I. -c -o crtend.o -x assembler-with-cpp \
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$(srcdir)/config/ia64/crtend.asm
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crtbeginS.o: $(srcdir)/config/ia64/crtbegin.asm $(GCC_PASSES)
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$(GCC_FOR_TARGET) -DSHARED -c -o crtbeginS.o -x assembler-with-cpp $(srcdir)/config/ia64/crtbegin.asm
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$(GCC_FOR_TARGET) -I. -DSHARED -c -o crtbeginS.o \
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-x assembler-with-cpp \
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$(srcdir)/config/ia64/crtbegin.asm
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crtendS.o: $(srcdir)/config/ia64/crtend.asm $(GCC_PASSES)
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$(GCC_FOR_TARGET) -DSHARED -c -o crtendS.o -x assembler-with-cpp $(srcdir)/config/ia64/crtend.asm
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$(GCC_FOR_TARGET) -I. -DSHARED -c -o crtendS.o -x assembler-with-cpp \
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$(srcdir)/config/ia64/crtend.asm
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crtfastmath.o: $(srcdir)/config/ia64/crtfastmath.c $(GCC_PASSES)
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$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) -c -o crtfastmath.o $(srcdir)/config/ia64/crtfastmath.c
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$(GCC_FOR_TARGET) $(LIBGCC2_CFLAGS) -c -o crtfastmath.o \
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$(srcdir)/config/ia64/crtfastmath.c
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LIB2ADDEH = $(srcdir)/config/ia64/unwind-ia64.c $(srcdir)/unwind-sjlj.c
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661
gcc/configure
vendored
661
gcc/configure
vendored
File diff suppressed because it is too large
Load Diff
@ -744,6 +744,10 @@ if test $gcc_cv_type_clock_t = yes; then
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[Define if <time.h> defines clock_t.])
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fi
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AC_ARG_ENABLE(initfini-array,
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[ --enable-initfini-array use .init_array/.fini_array sections],
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gcc_cv_initfinit_array=$enableval, [gcc_AC_INITFINI_ARRAY])
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# Restore CFLAGS from before the gcc_AC_NEED_DECLARATIONS tests.
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CFLAGS="$saved_CFLAGS"
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@ -741,6 +741,14 @@ Specify that a user visible @command{cpp} program should not be installed.
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Specify that the user visible @command{cpp} program should be installed
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in @file{@var{prefix}/@var{dirname}/cpp}, in addition to @var{bindir}.
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@item --enable-initfini-array
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Force the use of sections @code{.init_array} and @code{.fini_array}
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(instead of @code{.init} and @code{.fini}) for constructors and
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destructors. Option @option{--disable-initfini-array} has the
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opposite effect. If neither option is specified, the configure script
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will try to guess whether the @code{.init_array} and
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@code{.fini_array} sections are supported and, if they are, use them.
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@item --enable-maintainer-mode
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The build rules that
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regenerate the GCC master message catalog @file{gcc.pot} are normally
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