1 /* Core target definitions for GNU compiler 2 for PowerPC embedded targeted systems with SPE support. 3 Copyright (C) 2002 Free Software Foundation, Inc. 4 Contributed by Aldy Hernandez (aldyh@redhat.com). 5 6 This file is part of GNU CC. 7 8 GNU CC is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 2, or (at your option) 11 any later version. 12 13 GNU CC is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with GNU CC; see the file COPYING. If not, write to 20 the Free Software Foundation, 59 Temple Place - Suite 330, 21 Boston, MA 02111-1307, USA. */ 22 23 #undef TARGET_DEFAULT 24 #define TARGET_DEFAULT (MASK_POWERPC | MASK_NEW_MNEMONICS | MASK_EABI) 25 26 #undef TARGET_VERSION 27 #define TARGET_VERSION fprintf (stderr, " (PowerPC Embedded SPE)"); 28 29 #undef SUBSUBTARGET_OVERRIDE_OPTIONS 30 #define SUBSUBTARGET_OVERRIDE_OPTIONS \ 31 rs6000_cpu = PROCESSOR_PPC8540; \ 32 rs6000_spe_abi = 1; \ 33 rs6000_fprs = 0; \ 34 /* See note below. */ \ 35 /*rs6000_long_double_type_size = 128;*/ \ 36 rs6000_isel = 1 37 38 /* 39 The e500 ABI says that either long doubles are 128 bits, or if 40 implemented in any other size, the compiler/linker should error out. 41 We have no emulation libraries for 128 bit long doubles, and I hate 42 the dozens of failures on the regression suite. So I'm breaking ABI 43 specifications, until I properly fix the emulation. 44 45 Enable these later. 46 #undef CPP_LONGDOUBLE_DEFAULT_SPEC 47 #define CPP_LONGDOUBLE_DEFAULT_SPEC "-D__LONG_DOUBLE_128__=1" 48 */ 49 50 #undef ASM_DEFAULT_SPEC 51 #define ASM_DEFAULT_SPEC "-mppc -mspe -me500" 52