| /* Core target definitions for GNU compiler |
| for PowerPC embedded targeted systems with SPE support. |
| Copyright (C) 2002, 2003, 2004, 2005, 2006, 2007, 2008 |
| Free Software Foundation, Inc. |
| Contributed by Aldy Hernandez (aldyh@redhat.com). |
| |
| 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/>. */ |
| |
| #undef TARGET_DEFAULT |
| #define TARGET_DEFAULT (MASK_POWERPC | MASK_NEW_MNEMONICS | MASK_EABI \ |
| | MASK_STRICT_ALIGN) |
| |
| #undef TARGET_VERSION |
| #define TARGET_VERSION fprintf (stderr, " (PowerPC Embedded SPE)"); |
| |
| #undef SUBSUBTARGET_OVERRIDE_OPTIONS |
| #define SUBSUBTARGET_OVERRIDE_OPTIONS \ |
| if (rs6000_select[1].string == NULL) \ |
| rs6000_cpu = PROCESSOR_PPC8540; \ |
| if (!rs6000_explicit_options.spe_abi) \ |
| rs6000_spe_abi = 1; \ |
| if (!rs6000_explicit_options.float_gprs) \ |
| rs6000_float_gprs = 1; \ |
| if (!rs6000_explicit_options.spe) \ |
| rs6000_spe = 1; \ |
| if (target_flags & MASK_64BIT) \ |
| error ("-m64 not supported in this configuration") |
| |
| /* The e500 ABI says that either long doubles are 128 bits, or if |
| implemented in any other size, the compiler/linker should error out. |
| We have no emulation libraries for 128 bit long doubles, and I hate |
| the dozens of failures on the regression suite. So I'm breaking ABI |
| specifications, until I properly fix the emulation. |
| |
| Enable these later. |
| #define RS6000_DEFAULT_LONG_DOUBLE_SIZE (TARGET_SPE ? 128 : 64) |
| */ |
| |
| #undef ASM_DEFAULT_SPEC |
| #define ASM_DEFAULT_SPEC "-mppc -mspe -me500" |
