Remove have-initfini and need-nopic-initfini
This commit is contained in:
Andreas Schwab
parent
2832840339
commit
26ecc33a02
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@ -1,3 +1,12 @@
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2012-02-08 Andreas Schwab <schwab@linux-m68k.org>
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* Makeconfig (have-initfini): Don't set.
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* config.make.in (have-initfini, need-nopic-initfini): Don't set.
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* configure.in (nopic_initfini): Don't substitute.
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* config.h.in (HAVE_INITFINI): Don't #undef.
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* csu/Makefile (CPPFLAGS): Don't add -DHAVE_INITFINI.
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* csu/gmon-start.c: Assume HAVE_INITFINI is defined.
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2012-02-08 Joseph Myers <joseph@codesourcery.com>
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Support crti.S and crtn.S provided directly by architectures.
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11
Makeconfig
11
Makeconfig
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@ -389,9 +389,6 @@ ifndef asm-CPPFLAGS
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asm-CPPFLAGS =
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endif
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# ELF always supports init/fini sections
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have-initfini = yes
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ifeq ($(have-as-needed),yes)
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as-needed := -Wl,--as-needed
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no-as-needed := -Wl,--no-as-needed
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@ -405,14 +402,8 @@ no-whole-archive = -Wl,--no-whole-archive
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whole-archive = -Wl,--whole-archive
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# Installed name of the startup code.
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ifneq ($(have-initfini),yes)
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# When not having init/fini, there is just one startfile, called crt0.o.
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start-installed-name = crt0.o
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else
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# On systems having init/fini, crt0.o is called crt1.o, and there are
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# some additional bizarre files.
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# The ELF convention is that the startfile is called crt1.o
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start-installed-name = crt1.o
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endif
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# On systems that do not need a special startfile for statically linked
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# binaries, simply set it to the normal name.
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ifndef static-start-installed-name
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@ -30,9 +30,6 @@
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assembler instructions per line. Default is `;' */
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#undef ASM_LINE_SEP
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/* Define if not using ELF, but `.init' and `.fini' sections are available. */
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#undef HAVE_INITFINI
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/* Define if __attribute__((section("foo"))) puts quotes around foo. */
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#undef HAVE_SECTION_QUOTES
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@ -47,11 +47,9 @@ all-warnings = @all_warnings@
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have-z-combreloc = @libc_cv_z_combreloc@
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have-z-execstack = @libc_cv_z_execstack@
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have-initfini = @libc_cv_have_initfini@
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have-Bgroup = @libc_cv_Bgroup@
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have-as-needed = @libc_cv_as_needed@
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libgcc_s_suffix = @libc_cv_libgcc_s_suffix@
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need-nopic-initfini = @nopic_initfini@
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with-fp = @with_fp@
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old-glibc-headers = @old_glibc_headers@
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unwind-find-fde = @libc_cv_gcc_unwind_find_fde@
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@ -609,7 +609,6 @@ RELEASE
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VERSION
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mach_interface_list
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DEFINES
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nopic_initfini
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static_nss
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profile
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libc_cv_pic_default
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@ -7672,7 +7671,6 @@ $as_echo "$libc_cv_pic_default" >&6; }
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if test "`(cd $srcdir; pwd)`" = "`pwd`"; then
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config_makefile=
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else
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@ -2180,7 +2180,6 @@ AC_SUBST(libc_cv_pic_default)
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AC_SUBST(profile)
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AC_SUBST(static_nss)
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AC_SUBST(nopic_initfini)
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AC_SUBST(DEFINES)
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@ -73,10 +73,6 @@ endif
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before-compile += $(objpfx)abi-tag.h
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generated += abi-tag.h
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ifeq ($(have-initfini),yes)
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CPPFLAGS += -DHAVE_INITFINI
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# These are the special initializer/finalizer files. They are always the
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# first and last file in the link. crti.o ... crtn.o define the global
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# "functions" _init and _fini to run the .init and .fini sections.
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@ -129,8 +125,6 @@ $(objpfx)defs.h: $(objpfx)initfini.s
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endif
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endif
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extra-objs += abi-note.o init.o
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asm-CPPFLAGS += -I$(objpfx).
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@ -1,5 +1,5 @@
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/* Code to enable profiling at program startup.
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Copyright (C) 1995,1996,1997,2000,2001,2002 Free Software Foundation, Inc.
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Copyright (C) 1995,1996,1997,2000,2001,2002,2012 Free Software Foundation, Inc.
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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@ -43,23 +43,14 @@ extern char etext[];
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# endif
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#endif
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#ifndef HAVE_INITFINI
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/* This function gets called at startup by the normal constructor
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mechanism. We link this file together with start.o to produce gcrt1.o,
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so this constructor will be first in the list. */
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extern void __gmon_start__ (void) __attribute__ ((constructor));
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#else
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/* In ELF and COFF, we cannot use the normal constructor mechanism to call
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/* We cannot use the normal constructor mechanism to call
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__gmon_start__ because gcrt1.o appears before crtbegin.o in the link.
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Instead crti.o calls it specially (see initfini.c). */
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Instead crti.o calls it specially. */
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extern void __gmon_start__ (void);
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#endif
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void
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__gmon_start__ (void)
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{
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#ifdef HAVE_INITFINI
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/* Protect from being called more than once. Since crti.o is linked
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into every shared library, each of their init functions will call us. */
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static int called;
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@ -68,7 +59,6 @@ __gmon_start__ (void)
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return;
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called = 1;
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#endif
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/* Start keeping profiling records. */
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__monstartup ((u_long) TEXT_START, (u_long) &etext);
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