/* Definitions of target machine for GNU compiler, for HPs running
HPUX using the 64bit runtime model.
- Copyright (C) 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
+ Copyright (C) 1999, 2000, 2001, 2002, 2004, 2005 Free Software Foundation,
+ Inc.
This file is part of GCC.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING. If not, write to
-the Free Software Foundation, 59 Temple Place - Suite 330,
-Boston, MA 02111-1307, USA. */
-
-#undef SUBTARGET_SWITCHES
-#define SUBTARGET_SWITCHES \
- { "sio", MASK_SIO, \
- N_("Generate cpp defines for server IO") }, \
- { "wsio", -MASK_SIO, \
- N_("Generate cpp defines for workstation IO") }, \
- {"gnu-ld", MASK_GNU_LD, \
- N_("Assume code will be linked by GNU ld") }, \
- {"hp-ld", -MASK_GNU_LD, \
- N_("Assume code will be linked by HP ld") },
+the Free Software Foundation, 51 Franklin Street, Fifth Floor,
+Boston, MA 02110-1301, USA. */
/* We can debug dynamically linked executables on hpux11; we also
want dereferencing of a NULL pointer to cause a SEGV. Do not move
%{!shared:%{pg:-L/lib/pa20_64/libp -L/usr/lib/pa20_64/libp %{!static:\
%nWarning: consider linking with `-static' as system libraries with\n\
%n profiling support are only provided in archive format}}}\
- %{mhp-ld:+Accept TypeMismatch} -E %{mlinker-opt:-O} %{!shared:-u main}\
+ %{mhp-ld:+Accept TypeMismatch -z} -E %{mlinker-opt:-O} %{!shared:-u main}\
%{static:-a archive} %{shared:%{mhp-ld:-b}%{!mhp-ld:-shared}}"
#else
#define LINK_SPEC \
%{!shared:%{pg:-L/lib/pa20_64/libp -L/usr/lib/pa20_64/libp %{!static:\
%nWarning: consider linking with `-static' as system libraries with\n\
%n profiling support are only provided in archive format}}}\
- %{!mgnu-ld:+Accept TypeMismatch} -E %{mlinker-opt:-O} %{!shared:-u main}\
+ %{!mgnu-ld:+Accept TypeMismatch -z} -E %{mlinker-opt:-O} %{!shared:-u main}\
%{static:-a archive} %{shared:%{mgnu-ld:-shared}%{!mgnu-ld:-b}}"
#endif
-/* Like the default, except no -lg. */
+/* Profiling support is only provided in libc.a. However, libprof and
+ libgprof are only available in shared form on HP-UX 11.00. We use
+ the shared form if we are using the GNU linker or an archive form
+ isn't available. We also usually need to link with libdld and it's
+ only available in shared form. */
#undef LIB_SPEC
+#if ((TARGET_DEFAULT | TARGET_CPU_DEFAULT) & MASK_GNU_LD)
#define LIB_SPEC \
"%{!shared:\
%{!p:%{!pg: -lc %{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}}\
- %{p:%{!pg:-lprof -lc\
+ %{p:%{!pg:%{static:%{!mhp-ld:-a shared}%{mhp-ld:-a archive_shared}}\
+ -lprof %{static:-a archive} -lc\
+ %{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}}\
+ %{pg:%{static:%{!mhp-ld:-a shared}%{mhp-ld:-a archive_shared}}\
+ -lgprof %{static:-a archive} -lc\
%{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}}\
- %{pg:-lgprof -lc\
+ /usr/lib/pa20_64/milli.a"
+#else
+#define LIB_SPEC \
+ "%{!shared:\
+ %{!p:%{!pg: -lc %{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}}\
+ %{p:%{!pg:%{static:%{mgnu-ld:-a shared}%{!mgnu-ld:-a archive_shared}}\
+ -lprof %{static:-a archive} -lc\
+ %{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}}\
+ %{pg:%{static:%{mgnu-ld:-a shared}%{!mgnu-ld:-a archive_shared}}\
+ -lgprof %{static:-a archive} -lc\
%{static:%{!nolibdld:-a shared -ldld -a archive -lc}}}}\
/usr/lib/pa20_64/milli.a"
+#endif
/* Under hpux11, the normal location of the `ld' and `as' programs is the
/usr/ccs/bin directory. */
#define MD_EXEC_PREFIX "/usr/ccs/bin"
#endif
+/* Default prefixes. */
+
+#undef STANDARD_STARTFILE_PREFIX_1
+#define STANDARD_STARTFILE_PREFIX_1 "/lib/pa20_64/"
+
+#undef STANDARD_STARTFILE_PREFIX_2
+#define STANDARD_STARTFILE_PREFIX_2 "/usr/lib/pa20_64/"
+
/* Under hpux11 the normal location of the various pa20_64 *crt*.o files
is the /usr/ccs/lib/pa20_64 directory. Some files may also be in the
/opt/langtools/lib/pa20_64 directory. */
#define MD_STARTFILE_PREFIX_1 "/opt/langtools/lib/pa20_64/"
#endif
+/* This macro specifies the biggest alignment supported by the object
+ file format of this machine.
+
+ The .align directive in the HP assembler allows alignments up to
+ 4096 bytes. However, the maximum alignment of a global common symbol
+ is 16 bytes using HP ld. Unfortunately, this macro doesn't provide
+ a method to check for common symbols. */
+#undef MAX_OFILE_ALIGNMENT
+#define MAX_OFILE_ALIGNMENT 32768
+
/* Due to limitations in the target structure, it isn't currently possible
to dynamically switch between the GNU and HP assemblers. */
#undef TARGET_GAS
#define HP_FINI_ARRAY_SECTION_ASM_OP "\t.section\t.fini"
#define GNU_FINI_ARRAY_SECTION_ASM_OP "\t.section\t.fini_array"
+/* We need to override the following two macros defined in elfos.h since
+ the .comm directive has a different syntax and it can't be used for
+ local common symbols. */
#undef ASM_OUTPUT_ALIGNED_COMMON
#define ASM_OUTPUT_ALIGNED_COMMON(FILE, NAME, SIZE, ALIGN) \
-do { \
- bss_section (); \
- assemble_name ((FILE), (NAME)); \
- fprintf ((FILE), "\t.comm "HOST_WIDE_INT_PRINT_UNSIGNED"\n", \
- MAX ((unsigned HOST_WIDE_INT)(SIZE), \
- ((unsigned HOST_WIDE_INT)(ALIGN) / BITS_PER_UNIT))); \
-} while (0)
+ pa_asm_output_aligned_common (FILE, NAME, SIZE, ALIGN)
#undef ASM_OUTPUT_ALIGNED_LOCAL
#define ASM_OUTPUT_ALIGNED_LOCAL(FILE, NAME, SIZE, ALIGN) \
-do { \
- bss_section (); \
- fprintf ((FILE), "\t.align %d\n", ((ALIGN) / BITS_PER_UNIT)); \
- assemble_name ((FILE), (NAME)); \
- fprintf ((FILE), "\n\t.block "HOST_WIDE_INT_PRINT_UNSIGNED"\n", \
- (unsigned HOST_WIDE_INT)(SIZE)); \
-} while (0)
+ pa_asm_output_aligned_local (FILE, NAME, SIZE, ALIGN)
/* The define in pa.h doesn't work with the alias attribute. The
default is ok with the following define for GLOBAL_ASM_OP. */
/* This is how we globalize a label. */
#define GLOBAL_ASM_OP "\t.globl\t"
+/* Hacked version from defaults.h that uses assemble_name_raw
+ instead of assemble_name. A symbol in a type directive that
+ isn't otherwise referenced doesn't cause the symbol to be
+ placed in the symbol table of the assembled object. */
+#undef ASM_OUTPUT_TYPE_DIRECTIVE
+#define ASM_OUTPUT_TYPE_DIRECTIVE(STREAM, NAME, TYPE) \
+do { \
+ fputs (TYPE_ASM_OP, STREAM); \
+ assemble_name_raw (STREAM, NAME); \
+ fputs (", ", STREAM); \
+ fprintf (STREAM, TYPE_OPERAND_FMT, TYPE); \
+ putc ('\n', STREAM); \
+} while (0)
+
/* Hacked version from elfos.h that doesn't output a label. */
#undef ASM_DECLARE_FUNCTION_NAME
#define ASM_DECLARE_FUNCTION_NAME(FILE, NAME, DECL) \
dynamic loader to work correctly. This is equivalent to the
HP assembler's .IMPORT directive but relates more directly to
ELF object file types. */
-#define ASM_OUTPUT_EXTERNAL(FILE, DECL, NAME) \
-do { \
- int save_referenced; \
- save_referenced = TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (DECL));\
- if (FUNCTION_NAME_P (NAME)) \
- ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function"); \
- else \
- ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "object"); \
- TREE_SYMBOL_REFERENCED (DECL_ASSEMBLER_NAME (DECL)) = save_referenced;\
+#define ASM_OUTPUT_EXTERNAL(FILE, DECL, NAME) \
+ pa_hpux_asm_output_external ((FILE), (DECL), (NAME))
+#define ASM_OUTPUT_EXTERNAL_REAL(FILE, DECL, NAME) \
+do { \
+ if (FUNCTION_NAME_P (NAME)) \
+ ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "function"); \
+ else \
+ ASM_OUTPUT_TYPE_DIRECTIVE (FILE, NAME, "object"); \
} while (0)
/* We need set the type for external libcalls. Also note that not all
/* The following STARTFILE_SPEC and ENDFILE_SPEC defines provide the
magic needed to run initializers and finalizers. */
#undef STARTFILE_SPEC
+#if TARGET_HPUX_11_11
+#define STARTFILE_SPEC \
+ "%{!shared: %{!symbolic: crt0%O%s} %{munix=95:unix95.o%s} \
+ %{!munix=93:%{!munix=95:unix98%O%s}}} %{static:crtbeginT%O%s} \
+ %{!static:%{!shared:crtbegin%O%s} %{shared:crtbeginS%O%s}}"
+#else
#define STARTFILE_SPEC \
- "%{!shared: %{!symbolic: crt0.o%s}} %{static:crtbeginT.o%s} \
- %{!static:%{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}}"
+ "%{!shared: %{!symbolic: crt0%O%s} %{munix=95:unix95%O%s}} \
+ %{static:crtbeginT%O%s} %{!static:%{!shared:crtbegin%O%s} \
+ %{shared:crtbeginS%O%s}}"
+#endif
#undef ENDFILE_SPEC
-#define ENDFILE_SPEC "%{!shared:crtend.o%s} %{shared:crtendS.o%s}"
+#define ENDFILE_SPEC "%{!shared:crtend%O%s} %{shared:crtendS%O%s}"
/* Since HP uses the .init and .fini sections for array initializers
and finalizers, we need different defines for INIT_SECTION_ASM_OP
and returns 0. /bin/true cannot be used because it is a script without
an interpreter. */
#define INIT_ENVIRONMENT "LD_PXDB=/usr/ccs/bin/size"
+
+/* The HPUX dynamic linker objects to weak symbols with no
+ definitions, so do not use them in gthr-posix.h. */
+#define GTHREAD_USE_WEAK 0