| /* Definitions of target machine for GNU compiler, |
| for IBM RS/6000 POWER running AIX V5. |
| Copyright (C) 2001-2018 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 SUBTARGET_OVERRIDE_OPTIONS \ |
| do { \ |
| if (TARGET_64BIT && ! TARGET_POWERPC64) \ |
| { \ |
| rs6000_isa_flags |= OPTION_MASK_POWERPC64; \ |
| warning (0, "-maix64 requires PowerPC64 architecture remain enabled"); \ |
| } \ |
| 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: %(asm_default)} \ |
| %{mpowerpc64: -mppc64}}} \ |
| %{mcpu=power3: -m620} \ |
| %{mcpu=power4: -m620} \ |
| %{mcpu=powerpc: -mppc} \ |
| %{mcpu=rs64a: -mppc} \ |
| %{mcpu=601: -m601} \ |
| %{mcpu=602: -mppc} \ |
| %{mcpu=603: -m603} \ |
| %{mcpu=603e: -m603} \ |
| %{mcpu=604: -m604} \ |
| %{mcpu=604e: -m604} \ |
| %{mcpu=620: -m620} \ |
| %{mcpu=630: -m620} \ |
| %{mcpu=970: -m620} \ |
| %{mcpu=G5: -m620}" |
| |
| #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"); \ |
| 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. */ |
| #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 0 |
| |
| #undef PROCESSOR_DEFAULT |
| #define PROCESSOR_DEFAULT PROCESSOR_PPC604e |
| |
| /* AIX does not support Altivec. */ |
| #undef TARGET_ALTIVEC |
| #define TARGET_ALTIVEC 0 |
| #undef TARGET_ALTIVEC_ABI |
| #define TARGET_ALTIVEC_ABI 0 |
| #undef TARGET_EXTRA_BUILTINS |
| #define TARGET_EXTRA_BUILTINS 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 |
| #define MULTILIB_DEFAULTS { "mcpu=common" } |
| |
| #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}\ |
| %{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 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" |
| |
| /* 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_AIX_VERSION 51 |
| |
| #undef TARGET_LIBC_HAS_FUNCTION |
| #define TARGET_LIBC_HAS_FUNCTION no_c99_libc_has_function |