glibc/config.h.in
Ulrich Drepper 99c7f8700d * sysdeps/powerpc/powerpc32/dl-machine.h (elf_machine_runtime_setup):
Handle prelinked libraries and binaries with new style PLT.

2005-06-07  Jakub Jelinek  <jakub@redhat.com>

	* elf/elf.h (R_PPC_REL16, R_PPC_REL16_LO, R_PPC_REL16_HI,
	R_PPC_REL16_HA): Define.

2005-06-14  Alan Modra  <amodra@bigpond.net.au>

	* config.h.in (HAVE_ASM_PPC_REL16): Add.
	* elf/elf.h (DT_PPC_GOT, DT_PPC_NUM): Define.
	* elf/tls-macros.h (PowerPC32): Include config.h.  Add variants of
	TLS_IE, TLS_LD and TLS_GD for new PLT/GOT layout.
	* sysdeps/powerpc/powerpc32/configure.in: New file,
	* sysdeps/powerpc/powerpc32/dl-dtprocnum.h: New file.
	* sysdeps/powerpc/powerpc32/dl-machine.h (DT_PPC): Define.
	(ppc_got): New inline function.
	(elf_machine_dynamic): Use ppc_got.  Add attribute const.
	(elf_machine_load_address): Add attribute const.  Don't use int vars.
	Use bcl rather than bl to save trashing branch target stack.  Use
	elf_machine_dynamic rather than duplicating code here.
	(elf_machine_runtime_setup): New inline function replacing define.
	Handle new PLT.
	(elf_machine_fixup_plt): Handle new PLT.
	(elf_machine_rela): Likewise.
	* sysdeps/powerpc/powerpc32/sysdep.h: Include config.h.
	(CALL_MCOUNT): Don't set up counter vars.
	* sysdeps/powerpc/powerpc32/ppc-mcount.S: Correct comment.
	* sysdeps/powerpc/powerpc32/elf/start.S (start_addressesp): Don't
	define when HAVE_ASM_PPC_REL16.
	(_start): Add HAVE_ASM_PPC_REL16 code.
	* sysdeps/powerpc/powerpc32/dl-start.S (_dl_start_user): Don't bl
	into the GOT when HAVE_ASM_PPC_REL16.
	* sysdeps/powerpc/powerpc32/memset.S (memset): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/__longjmp-common.S (__longjmp): Ditto.
	* sysdeps/powerpc/powerpc32/fpu/s_ceil.S (__ceil): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_ceilf.S (__ceilf): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_floor.S (__floor): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_floorf.S (__floorf): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_lround.S (__lround): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_rint.S (__rint): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_rintf.S (__rintf): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_round.S (__round): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_roundf.S (__roundf): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_trunc.S (__trunc): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/s_truncf.S (__truncf): Likewise.
	* sysdeps/powerpc/powerpc32/fpu/setjmp-common.S (__sigsetjmp):
	Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/brk.S (__brk): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/getcontext.S
	(__getcontext): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/setcontext.S
	(__setcontext): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/swapcontext.S
	(__swapcontext): Likewise.
	* sysdeps/unix/sysv/linux/powerpc/powerpc32/socket.S (stackblock):
	Comment.
	(__socket): Bomb if NARGS >= 7.  Invoke CGOTSETUP and CGOTRESTORE.

2005-06-17  Ulrich Drepper  <drepper@redhat.com>

	* sysdeps/posix/sigignore.c: Include <string.h> to tell the compiler
	to use __GI_memset.
	* sysdeps/posix/signal.c: Likewise.
	* sysdeps/posix/sigset.c: Likewise.
	* sysdeps/posix/sysv_signal.c: Likewise.
	* sysdeps/unix/sysv/linux/sleep.c: Likewise.
	* sysdeps/unix/sysv/linux/sysctl.c: Likewise.
	* sysdeps/unix/sysv/linux/system.c: Likewise.
2005-06-17 23:11:35 +00:00

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#if !defined __ASSEMBLER__ && !defined _ISOMAC && !defined __OPTIMIZE__
# error "glibc cannot be compiled without optimization"
#endif
/* Another evil option when it comes to compiling the C library is
--ffast-math since it alters the ABI. */
#if defined __FAST_MATH__ && !defined TEST_FAST_MATH
# error "glibc must not be compiled with -ffast-math"
#endif
/* Define if using GNU ld, with support for weak symbols in a.out,
and for symbol set and warning messages extensions in a.out and ELF.
This implies HAVE_WEAK_SYMBOLS; set by --with-gnu-ld. */
#undef HAVE_GNU_LD
/* Define if using ELF, which supports weak symbols.
This implies HAVE_ASM_WEAK_DIRECTIVE and NO_UNDERSCORES; set by
--with-elf. */
#undef HAVE_ELF
/* Define if building with SELinux support. Set by --with-selinux. */
#undef HAVE_SELINUX
/* Defined if building with SELinux support & audit libs are detected. */
#undef HAVE_LIBAUDIT
/* Define if using XCOFF. Set by --with-xcoff. */
#undef HAVE_XCOFF
/* Define if C symbols are asm symbols. Don't define if C symbols
have a `_' prepended to make the asm symbol. */
#undef NO_UNDERSCORES
/* Define if weak symbols are available via the `.weak' directive. */
#undef HAVE_ASM_WEAK_DIRECTIVE
/* Define if weak symbols are available via the `.weakext' directive. */
#undef HAVE_ASM_WEAKEXT_DIRECTIVE
/* Define if CFI directives are available. */
#undef HAVE_ASM_CFI_DIRECTIVES
/* Define to the assembler line separator character for multiple
assembler instructions per line. Default is `;' */
#undef ASM_LINE_SEP
/* Define if not using ELF, but `.init' and `.fini' sections are available. */
#undef HAVE_INITFINI
/* Define if __attribute__((section("foo"))) puts quotes around foo. */
#undef HAVE_SECTION_QUOTES
/* Define if using the GNU assembler, gas. */
#undef HAVE_GNU_AS
/* Define if the assembler supports the `.set' directive. */
#undef HAVE_ASM_SET_DIRECTIVE
/* Define to the name of the assembler's directive for
declaring a symbol global (default `.globl'). */
#undef ASM_GLOBAL_DIRECTIVE
/* Define to the prefix before `object' or `function' in the
assembler's `.type' directive, if it has one. */
#undef ASM_TYPE_DIRECTIVE_PREFIX
/* Define a symbol_name as a global .symbol_name for ld. */
#undef HAVE_ASM_GLOBAL_DOT_NAME
/* On powerpc64, use overlapping .opd entries. */
#undef USE_PPC64_OVERLAPPING_OPD
/* Define if the assembler generates debugging information directly. */
#undef HAVE_CPP_ASM_DEBUGINFO
/* Define if _Unwind_Find_FDE should be exported from glibc. */
#undef EXPORT_UNWIND_FIND_FDE
/* Define to use GNU libio instead of GNU stdio.
This is defined by configure under --enable-libio. */
#undef USE_IN_LIBIO
/* Define if using ELF and the assembler supports the `.previous'
directive. */
#undef HAVE_ASM_PREVIOUS_DIRECTIVE
/* Define if using ELF and the assembler supports the `.popsection'
directive. */
#undef HAVE_ASM_POPSECTION_DIRECTIVE
/* Define if versioning of the library is wanted. */
#undef DO_VERSIONING
/* Defined to the oldest ABI we support, like 2.1. */
#undef GLIBC_OLDEST_ABI
/* Define if static NSS modules are wanted. */
#undef DO_STATIC_NSS
/* Define if gcc uses DWARF2 unwind information for exception support. */
#undef HAVE_DWARF2_UNWIND_INFO
/* Define if gcc uses DWARF2 unwind information for exception support
with static variable. */
#undef HAVE_DWARF2_UNWIND_INFO_STATIC
/* Define if the compiler supports __builtin_expect. */
#undef HAVE_BUILTIN_EXPECT
/* Define if the compiler supports __builtin_memset. */
#undef HAVE_BUILTIN_MEMSET
/* Define if __asm () on built-in function's prototype causes redirection of
the builtin. */
#undef HAVE_BUILTIN_REDIRECTION
/* Define if the __thread keyword is supported. */
#undef HAVE___THREAD
/* Define if the compiler supports __attribute__((tls_model(""))). */
#undef HAVE_TLS_MODEL_ATTRIBUTE
/* Define if the regparm attribute shall be used for local functions
(gcc on ix86 only). */
#undef USE_REGPARMS
/* Defined on PowerPC if the GCC being used has a problem with clobbering
certain registers (CR0, MQ, CTR, LR) in asm statements. */
#undef BROKEN_PPC_ASM_CR0
/* Defined on SPARC if ld doesn't handle R_SPARC_WDISP22 against .hidden
symbol. sysdeps/sparc/sparc32/elf/configure. */
#undef BROKEN_SPARC_WDISP22
/* Define if the linker supports the -z combreloc option. */
#undef HAVE_Z_COMBRELOC
/* Define if the assembler supported .protected. */
#undef HAVE_PROTECTED
/* Define if the assembler supported .hidden. */
#undef HAVE_HIDDEN
/* Define if the compiler supports __attribute__ ((visibility (...))). */
#undef HAVE_VISIBILITY_ATTRIBUTE
/* Define if the compiler doesn't support __attribute__ ((visibility (...)))
together with __asm__ redirection properly. */
#undef HAVE_BROKEN_VISIBILITY_ATTRIBUTE
/* Define if the compiler doesn't support __attribute__ ((alias (...)))
together with __asm__ redirection properly. */
#undef HAVE_BROKEN_ALIAS_ATTRIBUTE
/* Define if _rtld_local structure should be forced into .sdata section. */
#undef HAVE_SDATA_SECTION
/* Define if binutils support TLS handling. */
#undef HAVE_TLS_SUPPORT
/* Define if the linker supports .preinit_array/.init_array/.fini_array
sections. */
#undef HAVE_INITFINI_ARRAY
/* Define if the compiler's exception support is based on libunwind. */
#undef HAVE_CC_WITH_LIBUNWIND
/* Define if the access to static and hidden variables is position independent
and does not need relocations. */
#undef PI_STATIC_AND_HIDDEN
/* Define this to disable the `hidden_proto' et al macros in
include/libc-symbols.h that avoid PLT slots in the shared objects. */
#undef NO_HIDDEN
/* Defined to some form of __attribute__ ((...)) if the compiler supports
a different, more efficient calling convention. */
#if defined USE_REGPARMS && !defined PROF && !defined __BOUNDED_POINTERS__
# define internal_function __attribute__ ((regparm (3), stdcall))
#endif
/* Linux specific: minimum supported kernel version. */
#undef __LINUX_KERNEL_VERSION
/* Override abi-tags ABI version if necessary. */
#undef __ABI_TAG_VERSION
/* An extension in gcc 2.96 and up allows the subtraction of two
local labels. */
#undef HAVE_SUBTRACT_LOCAL_LABELS
/* bash 2.0 introduced the _XXX_GNU_nonoption_argv_flags_ variable to help
getopt determine whether a parameter is a flag or not. This features
was disabled later since it caused trouble. We are by default therefore
disabling the support as well. */
#undef USE_NONOPTION_FLAGS
/* Mach/Hurd specific: define if mig supports the `retcode' keyword. */
#undef HAVE_MIG_RETCODE
/* Mach specific: define if the `host_page_size' RPC is available. */
#undef HAVE_HOST_PAGE_SIZE
/* Mach/i386 specific: define if the `i386_io_perm_*' RPCs are available. */
#undef HAVE_I386_IO_PERM_MODIFY
/* Mach/i386 specific: define if the `i386_set_gdt' RPC is available. */
#undef HAVE_I386_SET_GDT
/* Defined if forced unwind support is available. */
#undef HAVE_FORCED_UNWIND
/* Defined if the linker supports the -z relro option. */
#undef HAVE_Z_RELRO
/* Defined of libidn is available. */
#undef HAVE_LIBIDN
/* Define if inlined system calls are available. */
#undef HAVE_INLINED_SYSCALLS
/* Define if your assembler and linker support R_PPC_REL16* relocs. */
#undef HAVE_ASM_PPC_REL16
/*
*/
#ifndef _LIBC
/* These symbols might be defined by some sysdeps configures.
They are used only in miscellaneous generator programs, not
in compiling libc itself. */
/* sysdeps/generic/configure.in */
#undef HAVE_PSIGNAL
/* sysdeps/unix/configure.in */
#undef HAVE_STRERROR
/* sysdeps/unix/common/configure.in */
#undef HAVE_SYS_SIGLIST
#undef HAVE__SYS_SIGLIST
#undef HAVE__CTYPE_
#undef HAVE___CTYPE_
#undef HAVE___CTYPE
#undef HAVE__CTYPE__
#undef HAVE__CTYPE
#undef HAVE__LOCP
#endif
/*
*/
#ifdef _LIBC
/* The zic and zdump programs need these definitions. */
#define HAVE_STRERROR 1
/* The locale code needs these definitions. */
#define HAVE_REGEX 1
#endif