X-Git-Url: https://oss.titaniummirror.com/gitweb?a=blobdiff_plain;f=gcc%2Fconfig%2Frs6000%2Faix53.h;fp=gcc%2Fconfig%2Frs6000%2Faix53.h;h=80f1038faa140a52bde7e7b9dd05aa195cc4a179;hb=6fed43773c9b0ce596dca5686f37ac3fc0fa11c0;hp=0000000000000000000000000000000000000000;hpb=27b11d56b743098deb193d510b337ba22dc52e5c;p=msp430-gcc.git diff --git a/gcc/config/rs6000/aix53.h b/gcc/config/rs6000/aix53.h new file mode 100644 index 00000000..80f1038f --- /dev/null +++ b/gcc/config/rs6000/aix53.h @@ -0,0 +1,199 @@ +/* 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 + 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 + . */ + +/* Sometimes certain combinations of command options do not make sense + on a particular target machine. You can define a macro + `OVERRIDE_OPTIONS' to take account of this. This macro, if + defined, is executed once just after all the command options have + been parsed. + + The macro SUBTARGET_OVERRIDE_OPTIONS is provided for subtargets, to + get control. */ + +#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 (rs6000_explicit_options.long_double) \ + 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. */ +#undef ASM_CPU_SPEC +#define ASM_CPU_SPEC \ +"%{!mcpu*: %{!maix64: \ + %{mpowerpc64: -mppc64} \ + %{maltivec: -m970} \ + %{!maltivec: %{!mpower64: %(asm_default)}}}} \ +%{mcpu=power3: -m620} \ +%{mcpu=power4: -mpwr4} \ +%{mcpu=power5: -mpwr5} \ +%{mcpu=power5+: -mpwr5x} \ +%{mcpu=power6: -mpwr6} \ +%{mcpu=power6x: -mpwr6} \ +%{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/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/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/lib/profiled -L/usr/lib/profiled}\ + %{p:-L/lib/profiled -L/usr/lib/profiled}\ + %{!maix64:%{!shared:%{g*:-lg}}}\ + %{mpe:-L/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