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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [config/] [rs6000/] [aix53.h] - Rev 709

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/* Definitions of target machine for GNU compiler,
   for IBM RS/6000 POWER running AIX V5.3.
   Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
   Free Software Foundation, Inc.
   Contributed by David Edelsohn (edelsohn@gnu.org).
 
   This file is part of GCC.
 
   GCC is free software; you can redistribute it and/or modify it
   under the terms of the GNU General Public License as published
   by the Free Software Foundation; either version 3, or (at your
   option) any later version.
 
   GCC is distributed in the hope that it will be useful, but WITHOUT
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
   License for more details.
 
   You should have received a copy of the GNU General Public License
   along with GCC; see the file COPYING3.  If not see
   <http://www.gnu.org/licenses/>.  */
 
/* The macro SUBTARGET_OVERRIDE_OPTIONS is provided for subtargets, to
   get control in TARGET_OPTION_OVERRIDE.  */
 
#define NON_POWERPC_MASKS (MASK_POWER | MASK_POWER2)
#define SUBTARGET_OVERRIDE_OPTIONS					\
do {									\
  if (TARGET_64BIT && (target_flags & NON_POWERPC_MASKS))		\
    {									\
      target_flags &= ~NON_POWERPC_MASKS;				\
      warning (0, "-maix64 and POWER architecture are incompatible");	\
    }									\
  if (TARGET_64BIT && ! TARGET_POWERPC64)				\
    {									\
      target_flags |= MASK_POWERPC64;					\
      warning (0, "-maix64 requires PowerPC64 architecture remain enabled"); \
    }									\
  if (TARGET_SOFT_FLOAT && TARGET_LONG_DOUBLE_128)			\
    {									\
      rs6000_long_double_type_size = 64;				\
      if (global_options_set.x_rs6000_long_double_type_size)		\
	warning (0, "soft-float and long-double-128 are incompatible");	\
    }									\
  if (TARGET_POWERPC64 && ! TARGET_64BIT)				\
    {									\
      error ("-maix64 required: 64-bit computation with 32-bit addressing not yet supported"); \
    }									\
} while (0);
 
#undef ASM_SPEC
#define ASM_SPEC "-u %{maix64:-a64 %{!mcpu*:-mppc64}} %(asm_cpu)"
 
/* Common ASM definitions used by ASM_SPEC amongst the various targets for
   handling -mcpu=xxx switches.  There is a parallel list in driver-rs6000.c to
   provide the default assembler options if the user uses -mcpu=native, so if
   you make changes here, make them there also.  */
#undef ASM_CPU_SPEC
#define ASM_CPU_SPEC \
"%{!mcpu*: %{!maix64: \
  %{mpowerpc64: -mppc64} \
  %{maltivec: -m970} \
  %{!maltivec: %{!mpower64: %(asm_default)}}}} \
%{mcpu=native: %(asm_cpu_native)} \
%{mcpu=power3: -m620} \
%{mcpu=power4: -mpwr4} \
%{mcpu=power5: -mpwr5} \
%{mcpu=power5+: -mpwr5x} \
%{mcpu=power6: -mpwr6} \
%{mcpu=power6x: -mpwr6} \
%{mcpu=power7: -mpwr7} \
%{mcpu=powerpc: -mppc} \
%{mcpu=rs64a: -mppc} \
%{mcpu=603: -m603} \
%{mcpu=603e: -m603} \
%{mcpu=604: -m604} \
%{mcpu=604e: -m604} \
%{mcpu=620: -m620} \
%{mcpu=630: -m620} \
%{mcpu=970: -m970} \
%{mcpu=G5: -m970}"
 
#undef	ASM_DEFAULT_SPEC
#define ASM_DEFAULT_SPEC "-mppc"
 
#undef TARGET_OS_CPP_BUILTINS
#define TARGET_OS_CPP_BUILTINS()     \
  do                                 \
    {                                \
      builtin_define ("_AIX43");     \
      builtin_define ("_AIX51");     \
      builtin_define ("_AIX52");     \
      builtin_define ("_AIX53");     \
      TARGET_OS_AIX_CPP_BUILTINS (); \
    }                                \
  while (0)
 
#undef CPP_SPEC
#define CPP_SPEC "%{posix: -D_POSIX_SOURCE}	\
  %{ansi: -D_ANSI_C_SOURCE}			\
  %{maix64: -D__64BIT__}			\
  %{mpe: -I%R/usr/lpp/ppe.poe/include}		\
  %{pthread: -D_THREAD_SAFE}"
 
/* The GNU C++ standard library requires that these macros be 
   defined.  Synchronize with libstdc++ os_defines.h.  */
#undef CPLUSPLUS_CPP_SPEC                       
#define CPLUSPLUS_CPP_SPEC			\
  "-D_ALL_SOURCE				\
   %{maix64: -D__64BIT__}			\
   %{mpe: -I%R/usr/lpp/ppe.poe/include}		\
   %{pthread: -D_THREAD_SAFE}"
 
#undef  TARGET_DEFAULT
#define TARGET_DEFAULT (MASK_POWERPC | MASK_NEW_MNEMONICS)
 
#undef  PROCESSOR_DEFAULT
#define PROCESSOR_DEFAULT PROCESSOR_POWER5
#undef  PROCESSOR_DEFAULT64
#define PROCESSOR_DEFAULT64 PROCESSOR_POWER5
 
#undef  TARGET_POWER
#define TARGET_POWER 0
 
/* Define this macro as a C expression for the initializer of an
   array of string to tell the driver program which options are
   defaults for this target and thus do not need to be handled
   specially when using `MULTILIB_OPTIONS'.
 
   Do not define this macro if `MULTILIB_OPTIONS' is not defined in
   the target makefile fragment or if none of the options listed in
   `MULTILIB_OPTIONS' are set by default.  *Note Target Fragment::.  */
 
#undef	MULTILIB_DEFAULTS
 
#undef LIB_SPEC
#define LIB_SPEC "%{pg:-L%R/lib/profiled -L%R/usr/lib/profiled}\
   %{p:-L%R/lib/profiled -L%R/usr/lib/profiled}\
   %{!maix64:%{!shared:%{g*:-lg}}}\
   %{mpe:-L%R/usr/lpp/ppe.poe/lib -lmpi -lvtd}\
   %{pthread:-lpthreads} -lc"
 
#undef LINK_SPEC
#define LINK_SPEC "-bpT:0x10000000 -bpD:0x20000000 %{!r:-btextro} -bnodelcsect\
   %{static:-bnso %(link_syscalls) } %{shared:-bM:SRE %{!e:-bnoentry}}\
   %{!maix64:%{!shared:%{g*: %(link_libg) }}} %{maix64:-b64}\
   %{mpe:-binitfini:poe_remote_main}"
 
#undef STARTFILE_SPEC
#define STARTFILE_SPEC "%{!shared:\
   %{maix64:%{pg:gcrt0_64%O%s}%{!pg:%{p:mcrt0_64%O%s}%{!p:crt0_64%O%s}}}\
   %{!maix64:\
     %{pthread:%{pg:gcrt0_r%O%s}%{!pg:%{p:mcrt0_r%O%s}%{!p:crt0_r%O%s}}}\
     %{!pthread:%{pg:gcrt0%O%s}%{!pg:%{p:mcrt0%O%s}%{!p:crt0%O%s}}}}}"
 
/* AIX V5 typedefs ptrdiff_t as "long" while earlier releases used "int".  */
 
#undef PTRDIFF_TYPE
#define PTRDIFF_TYPE "long int"
 
/* Type used for wchar_t, as a string used in a declaration.  */
#undef  WCHAR_TYPE
#define WCHAR_TYPE (!TARGET_64BIT ? "short unsigned int" : "unsigned int")
 
/* Width of wchar_t in bits.  */
#undef  WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE (!TARGET_64BIT ? 16 : 32)
 
/* AIX V5 uses PowerPC nop (ori 0,0,0) instruction as call glue for PowerPC
   and "cror 31,31,31" for POWER architecture.  */
 
#undef RS6000_CALL_GLUE
#define RS6000_CALL_GLUE "{cror 31,31,31|nop}"
 
/* AIX 4.2 and above provides initialization and finalization function
   support from linker command line.  */
#undef HAS_INIT_SECTION
#define HAS_INIT_SECTION
 
#undef LD_INIT_SWITCH
#define LD_INIT_SWITCH "-binitfini"
 
/* AIX 5.2 has the float and long double forms of math functions.  */
#undef TARGET_C99_FUNCTIONS
#define TARGET_C99_FUNCTIONS  1
 
#ifndef _AIX52
extern long long int    atoll(const char *);  
#endif
 
/* This target uses the aix64.opt file.  */
#define TARGET_USES_AIX64_OPT 1
 
/* This target defines SUPPORTS_WEAK and TARGET_ASM_NAMED_SECTION,
   but does not have crtbegin/end.  */
 
#define TARGET_USE_JCR_SECTION 0
 
#define TARGET_AIX_VERSION 53

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