Mercurial > hg > CbC > CbC_gcc
diff gcc/config/rs6000/eabispe.h @ 0:a06113de4d67
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author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
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date | Fri, 17 Jul 2009 14:47:48 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/gcc/config/rs6000/eabispe.h Fri Jul 17 14:47:48 2009 +0900 @@ -0,0 +1,54 @@ +/* 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"