1 /* Definitions of target machine for GNU compiler, 2 for IBM RS/6000 POWER running AIX version 4.1. 3 Copyright (C) 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 4 2005 5 Free Software Foundation, Inc. 6 Contributed by David Edelsohn (edelsohn@gnu.org). 7 8 This file is part of GCC. 9 10 GCC is free software; you can redistribute it and/or modify it 11 under the terms of the GNU General Public License as published 12 by the Free Software Foundation; either version 2, or (at your 13 option) any later version. 14 15 GCC is distributed in the hope that it will be useful, but WITHOUT 16 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY 17 or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public 18 License for more details. 19 20 You should have received a copy of the GNU General Public License 21 along with GCC; see the file COPYING. If not, write to the 22 Free Software Foundation, 51 Franklin Street, Fifth Floor, Boston, 23 MA 02110-1301, USA. */ 24 25 #undef ASM_SPEC 26 #define ASM_SPEC "-u %(asm_cpu)" 27 28 #undef ASM_DEFAULT_SPEC 29 #define ASM_DEFAULT_SPEC "-mcom" 30 31 #undef TARGET_OS_CPP_BUILTINS 32 #define TARGET_OS_CPP_BUILTINS() \ 33 do \ 34 { \ 35 TARGET_OS_AIX_CPP_BUILTINS (); \ 36 } \ 37 while (0) 38 39 #undef CPP_SPEC 40 #define CPP_SPEC "%{posix: -D_POSIX_SOURCE}\ 41 %{ansi: -D_ANSI_C_SOURCE}\ 42 %{mpe: -I/usr/lpp/ppe.poe/include}\ 43 %{pthread: -D_THREAD_SAFE}" 44 45 #undef TARGET_DEFAULT 46 #define TARGET_DEFAULT MASK_NEW_MNEMONICS 47 48 #undef PROCESSOR_DEFAULT 49 #define PROCESSOR_DEFAULT PROCESSOR_PPC601 50 51 /* Define this macro as a C expression for the initializer of an 52 array of string to tell the driver program which options are 53 defaults for this target and thus do not need to be handled 54 specially when using `MULTILIB_OPTIONS'. 55 56 Do not define this macro if `MULTILIB_OPTIONS' is not defined in 57 the target makefile fragment or if none of the options listed in 58 `MULTILIB_OPTIONS' are set by default. *Note Target Fragment::. */ 59 60 #undef MULTILIB_DEFAULTS 61 #define MULTILIB_DEFAULTS { "mcpu=common" } 62 63 #undef LIB_SPEC 64 #define LIB_SPEC "%{pg:-L/lib/profiled -L/usr/lib/profiled}\ 65 %{p:-L/lib/profiled -L/usr/lib/profiled} %{!shared:%{g*:-lg}}\ 66 %{mpe:-L/usr/lpp/ppe.poe/lib -lmpi -lvtd}\ 67 %{pthread: -L/usr/lib/threads -lpthreads -lc_r /usr/lib/libc.a}\ 68 %{!pthread: -lc}" 69 70 #undef LINK_SPEC 71 #define LINK_SPEC "-bpT:0x10000000 -bpD:0x20000000 %{!r:-btextro} -bnodelcsect\ 72 %{static:-bnso %(link_syscalls) } %{!shared: %{g*: %(link_libg) }}\ 73 %{shared:-bM:SRE %{!e:-bnoentry}}" 74 75 #undef STARTFILE_SPEC 76 #define STARTFILE_SPEC "%{!shared:\ 77 %{mpe:%{pg:/usr/lpp/ppe.poe/lib/gcrt0.o}\ 78 %{!pg:%{p:/usr/lpp/ppe.poe/lib/mcrt0.o}\ 79 %{!p:/usr/lpp/ppe.poe/lib/crt0.o}}}\ 80 %{!mpe:\ 81 %{pthread:%{pg:gcrt0_r%O%s}%{!pg:%{p:mcrt0_r%O%s}%{!p:crt0_r%O%s}}}\ 82 %{!pthread:%{pg:gcrt0%O%s}%{!pg:%{p:mcrt0%O%s}%{!p:crt0%O%s}}}}}" 83 84 /* AIX 4 uses PowerPC nop (ori 0,0,0) instruction as call glue for PowerPC 85 and "cror 31,31,31" for POWER architecture. */ 86 87 #undef RS6000_CALL_GLUE 88 #define RS6000_CALL_GLUE "{cror 31,31,31|nop}" 89 90 /* The IBM AIX 4.x assembler doesn't support forward references in 91 .set directives. We handle this by deferring the output of .set 92 directives to the end of the compilation unit. */ 93 #define TARGET_DEFERRED_OUTPUT_DEFS(DECL,TARGET) true 94 95 #undef TARGET_64BIT 96 #define TARGET_64BIT 0 97