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c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when flag_pic is set.

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* c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
	flag_pic is set.
	
	* config/alpha/freebsd.h, config/alpha/linux.h,
	config/arm/linux-elf.h, config/bfin/bfin.h,
	config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
	config/i386/beos-elf.h, config/i386/gnu.h,
	config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
	config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
	config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
	config/rs6000/linux64.h, config/rs6000/sysv4.h,
	config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
	config/sh/linux.h, config/sh/sh.h, config/sol2.h,
	config/sparc/linux.h, config/sparc/linux64.h,
	config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.

	* doc/invoke.texi: Document that the macros __pic__ and __PIC__
	are both defined when either flag -fpic or -fPIC are used.

From-SVN: r107347
This commit is contained in:
Kaveh R. Ghazi 2005-11-22 03:09:59 +00:00 committed by Kaveh Ghazi
parent d773588022
commit 3d119f8fec
32 changed files with 37 additions and 159 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
gcc/ChangeLog
View File

@ -1,3 +1,24 @@
2005-11-21 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
* c-cppbuiltin.c (c_cpp_builtins): Define __pic__ and __PIC__ when
flag_pic is set.
* config/alpha/freebsd.h, config/alpha/linux.h,
config/arm/linux-elf.h, config/bfin/bfin.h,
config/cris/linux.h, config/darwin.h, config/freebsd-spec.h,
config/i386/beos-elf.h, config/i386/gnu.h,
config/i386/linux.h, config/i386/linux64.h, config/i386/nto.h,
config/i386/sco5.h, config/m32r/m32r.h, config/m68k/linux.h,
config/m68k/m68k.h, config/mips/linux.h, config/pa/pa-linux.h,
config/rs6000/linux64.h, config/rs6000/sysv4.h,
config/rs6000/vxworks.h, config/s390/linux.h, config/s390/tpf.h,
config/sh/linux.h, config/sh/sh.h, config/sol2.h,
config/sparc/linux.h, config/sparc/linux64.h,
config/xtensa/xtensa.h: Don't define __pic__ or __PIC__.
* doc/invoke.texi: Document that the macros __pic__ and __PIC__
are both defined when either flag -fpic or -fPIC are used.
2005-11-22 Joseph S. Myers <joseph@codesourcery.com>
* config/fp-bit.c (clzusi): New function.

5
gcc/c-cppbuiltin.c
View File

@ -419,6 +419,11 @@ c_cpp_builtins (cpp_reader *pfile)
cpp_define (pfile, "__FINITE_MATH_ONLY__=1");
else
cpp_define (pfile, "__FINITE_MATH_ONLY__=0");
if (flag_pic)
{
builtin_define_with_int_value ("__pic__", flag_pic);
builtin_define_with_int_value ("__PIC__", flag_pic);
}
if (flag_iso)
cpp_define (pfile, "__STRICT_ANSI__");

19
gcc/config/alpha/freebsd.h
View File

@ -24,22 +24,9 @@ Boston, MA 02110-1301, USA. */
#define SUBTARGET_EXTRA_SPECS \
{ "fbsd_dynamic_linker", FBSD_DYNAMIC_LINKER }
/* Provide a FBSD_TARGET_CPU_CPP_BUILTINS and CPP_SPEC appropriate for
FreeBSD/alpha. Besides the dealing with
the GCC option `-posix', and PIC issues as on all FreeBSD platforms, we must
deal with the Alpha's FP issues. */
#undef FBSD_TARGET_CPU_CPP_BUILTINS
#define FBSD_TARGET_CPU_CPP_BUILTINS() \
do \
{ \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)
/* Provide a CPP_SPEC appropriate for FreeBSD/alpha. Besides the
dealing with the GCC option `-posix', we must deal with the Alpha's
FP issues. */
#undef CPP_SPEC
#define CPP_SPEC "%(cpp_subtarget) %{posix:-D_POSIX_SOURCE}"

5
gcc/config/alpha/linux.h
View File

@ -36,11 +36,6 @@ Boston, MA 02110-1301, USA. */
/* The GNU C++ standard library requires this. */ \
if (c_dialect_cxx ()) \
builtin_define ("_GNU_SOURCE"); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} while (0)
#undef LIB_SPEC

5
gcc/config/arm/linux-elf.h
View File

@ -71,11 +71,6 @@
do \
{ \
LINUX_TARGET_OS_CPP_BUILTINS(); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

5
gcc/config/bfin/bfin.h
View File

@ -41,11 +41,6 @@ extern int target_flags;
{ \
builtin_define ("bfin"); \
builtin_define ("BFIN"); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)
#endif

5
gcc/config/cris/linux.h
View File

@ -96,11 +96,6 @@ Boston, MA 02110-1301, USA. */
do \
{ \
LINUX_TARGET_OS_CPP_BUILTINS(); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
if (flag_leading_underscore <= 0) \
builtin_define ("__NO_UNDERSCORES__"); \
} \

8
gcc/config/darwin.h
View File

@ -140,14 +140,6 @@ Boston, MA 02110-1301, USA. */
{ "-unexported_symbols_list", "-Zunexported_symbols_list" }, \
SUBTARGET_OPTION_TRANSLATE_TABLE
#define SUBTARGET_OS_CPP_BUILTINS() \
do \
{ \
if (flag_pic) \
builtin_define ("__PIC__"); \
} \
while (0)
/* These compiler options take n arguments. */
#undef WORD_SWITCH_TAKES_ARG

1
gcc/config/freebsd-spec.h
View File

@ -85,7 +85,6 @@ Boston, MA 02110-1301, USA. */
#define FBSD_CPP_SPEC " \
%(cpp_cpu) \
%(cpp_arch) \
%{fPIC|fpic|fPIE|fpie:-D__PIC__ -D__pic__} \
%{posix:-D_POSIX_SOURCE}"
/* Provide a STARTFILE_SPEC appropriate for FreeBSD. Here we add

5
gcc/config/i386/beos-elf.h
View File

@ -67,11 +67,6 @@ Boston, MA 02110-1301, USA. */
builtin_define ("__stdcall=__attribute__((__stdcall__))"); \
builtin_define ("__cdecl=__attribute__((__cdecl__))"); \
builtin_assert ("system=beos"); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

5
gcc/config/i386/gnu.h
View File

@ -8,11 +8,6 @@
do \
{ \
HURD_TARGET_OS_CPP_BUILTINS(); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

5
gcc/config/i386/linux.h
View File

@ -74,11 +74,6 @@ Boston, MA 02110-1301, USA. */
do \
{ \
LINUX_TARGET_OS_CPP_BUILTINS(); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

5
gcc/config/i386/linux64.h
View File

@ -25,11 +25,6 @@ Boston, MA 02110-1301, USA. */
do \
{ \
LINUX_TARGET_OS_CPP_BUILTINS(); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

5
gcc/config/i386/nto.h
View File

@ -37,11 +37,6 @@ Boston, MA 02110-1301, USA. */
builtin_assert ("system=qnxnto"); \
builtin_assert ("system=nto"); \
builtin_assert ("system=unix"); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

5
gcc/config/i386/sco5.h
View File

@ -221,11 +221,6 @@ Boston, MA 02110-1301, USA. */
builtin_assert ("system=svr3"); \
if (flag_iso) \
cpp_define (pfile, "_STRICT_ANSI"); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

5
gcc/config/m32r/m32r.h
View File

@ -112,11 +112,6 @@
builtin_assert ("machine=m32r"); \
builtin_define (TARGET_BIG_ENDIAN \
? "__BIG_ENDIAN__" : "__LITTLE_ENDIAN__"); \
if (flag_pic) \
{ \
builtin_define ("__pic__"); \
builtin_define ("__PIC__"); \
} \
} \
while (0)

4
gcc/config/m68k/linux.h
View File

@ -94,10 +94,10 @@ Boston, MA 02110-1301, USA. */
#undef CPP_SPEC
#if TARGET_DEFAULT & MASK_68881
#define CPP_SPEC \
"%{fPIC|fpic|fPIE|fpie:-D__PIC__ -D__pic__} %{!msoft-float:-D__HAVE_68881__} %{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
"%{!msoft-float:-D__HAVE_68881__} %{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
#else
#define CPP_SPEC \
"%{fPIC|fpic|fPIE|fpie:-D__PIC__ -D__pic__} %{m68881:-D__HAVE_68881__} %{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
"%{m68881:-D__HAVE_68881__} %{posix:-D_POSIX_SOURCE} %{pthread:-D_REENTRANT}"
#endif
/* We override the ASM_SPEC from svr4.h because we must pass -m68040 down

6
gcc/config/m68k/m68k.h
View File

@ -92,12 +92,6 @@ Boston, MA 02110-1301, USA. */
} \
if (TARGET_CF_HWDIV) \
builtin_define ("__mcfhwdiv__"); \
if (flag_pic) \
{ \
builtin_define ("__pic__"); \
if (flag_pic > 1) \
builtin_define ("__PIC__"); \
} \
builtin_assert ("cpu=m68k"); \
builtin_assert ("machine=m68k"); \
} \

5
gcc/config/mips/linux.h
View File

@ -56,11 +56,6 @@ Boston, MA 02110-1301, USA. */
#define TARGET_OS_CPP_BUILTINS() \
do { \
LINUX_TARGET_OS_CPP_BUILTINS(); \
if (TARGET_ABICALLS) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
/* The GNU C++ standard library requires this. */ \
if (c_dialect_cxx ()) \
builtin_define ("_GNU_SOURCE"); \

5
gcc/config/pa/pa-linux.h
View File

@ -25,11 +25,6 @@ Boston, MA 02110-1301, USA. */
{ \
LINUX_TARGET_OS_CPP_BUILTINS(); \
builtin_assert ("machine=bigendian"); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

1
gcc/config/rs6000/linux64.h
View File

@ -289,7 +289,6 @@ extern int dot_symbols;
builtin_define ("__PPC64__"); \
builtin_define ("__powerpc__"); \
builtin_define ("__powerpc64__"); \
builtin_define ("__PIC__"); \
builtin_assert ("cpu=powerpc64"); \
builtin_assert ("machine=powerpc64"); \
} \

10
gcc/config/rs6000/sysv4.h
View File

@ -685,16 +685,6 @@ extern int fixuplabelno;
#define TARGET_OS_SYSV_CPP_BUILTINS() \
do \
{ \
if (flag_pic == 1) \
{ \
builtin_define ("__pic__=1"); \
builtin_define ("__PIC__=1"); \
} \
else if (flag_pic == 2) \
{ \
builtin_define ("__pic__=2"); \
builtin_define ("__PIC__=2"); \
} \
if (target_flags_explicit \
& MASK_RELOCATABLE) \
builtin_define ("_RELOCATABLE"); \

10
gcc/config/rs6000/vxworks.h
View File

@ -41,16 +41,6 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
builtin_define ("__VXWORKS__"); \
if (!TARGET_SOFT_FLOAT) \
builtin_define ("__hardfp"); \
if (flag_pic == 2) \
{ \
builtin_define ("__PIC__=2"); \
builtin_define ("__pic__=2"); \
} \
else if (flag_pic == 1) \
{ \
builtin_define ("__PIC__=1"); \
builtin_define ("__pic__=1"); \
} \
\
/* C89 namespace violation! */ \
builtin_define ("CPU_FAMILY=PPC"); \

5
gcc/config/s390/linux.h
View File

@ -54,11 +54,6 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
do \
{ \
LINUX_TARGET_OS_CPP_BUILTINS(); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

5
gcc/config/s390/tpf.h
View File

@ -72,11 +72,6 @@ Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA
builtin_define_std ("tpf"); \
builtin_assert ("system=tpf"); \
builtin_define ("__ELF__"); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

5
gcc/config/sh/linux.h
View File

@ -38,11 +38,6 @@ Boston, MA 02110-1301, USA. */
do \
{ \
LINUX_TARGET_OS_CPP_BUILTINS(); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

5
gcc/config/sh/sh.h
View File

@ -92,11 +92,6 @@ do { \
builtin_define ("__HITACHI__"); \
builtin_define (TARGET_LITTLE_ENDIAN \
? "__LITTLE_ENDIAN__" : "__BIG_ENDIAN__"); \
if (flag_pic) \
{ \
builtin_define ("__pic__"); \
builtin_define ("__PIC__"); \
} \
} while (0)
/* We can not debug without a frame pointer. */

5
gcc/config/sol2.h
View File

@ -72,11 +72,6 @@ Boston, MA 02110-1301, USA. */
builtin_define ("_LARGEFILE64_SOURCE=1"); \
builtin_define ("__EXTENSIONS__"); \
} \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
TARGET_SUB_OS_CPP_BUILTINS(); \
} while (0)

5
gcc/config/sparc/linux.h
View File

@ -29,11 +29,6 @@ Boston, MA 02110-1301, USA. */
builtin_assert ("system=linux"); \
builtin_assert ("system=unix"); \
builtin_assert ("system=posix"); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

5
gcc/config/sparc/linux64.h
View File

@ -30,11 +30,6 @@ Boston, MA 02110-1301, USA. */
builtin_assert ("system=linux"); \
builtin_assert ("system=unix"); \
builtin_assert ("system=posix"); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} \
while (0)

5
gcc/config/xtensa/xtensa.h
View File

@ -90,11 +90,6 @@ extern unsigned xtensa_current_frame_size;
builtin_define (TARGET_BIG_ENDIAN ? "__XTENSA_EB__" : "__XTENSA_EL__"); \
if (!TARGET_HARD_FLOAT) \
builtin_define ("__XTENSA_SOFT_FLOAT__"); \
if (flag_pic) \
{ \
builtin_define ("__PIC__"); \
builtin_define ("__pic__"); \
} \
} while (0)
#define CPP_SPEC " %(subtarget_cpp_spec) "

6
gcc/doc/invoke.texi
View File

@ -12882,6 +12882,9 @@ only on certain machines. For the 386, GCC supports PIC for System V
but not for the Sun 386i. Code generated for the IBM RS/6000 is always
position-independent.
When this flag is set, the macros @code{__pic__} and @code{__PIC__}
are defined to 1.
@item -fPIC
@opindex fPIC
If supported for the target machine, emit position-independent code,
@ -12892,6 +12895,9 @@ PowerPC and SPARC@.
Position-independent code requires special support, and therefore works
only on certain machines.
When this flag is set, the macros @code{__pic__} and @code{__PIC__}
are defined to 2.
@item -fpie
@itemx -fPIE
@opindex fpie