Imported gcc-4.4.3

[msp430-gcc.git] / gcc / config / rs6000 / e500.h

diff --git a/gcc/config/rs6000/e500.h b/gcc/config/rs6000/e500.h
new file mode 100644 (file)
index 0000000..81fb472
--- /dev/null
+++ b/gcc/config/rs6000/e500.h
@@ -0,0 +1,45 @@
+/* Enable E500 support.
+   Copyright (C) 2003, 2004, 2006, 2007, 2008 Free Software Foundation, Inc.
+   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_SPE_ABI
+#undef TARGET_SPE
+#undef TARGET_E500
+#undef TARGET_FPRS
+#undef TARGET_E500_SINGLE
+#undef TARGET_E500_DOUBLE
+#undef CHECK_E500_OPTIONS
+
+#define TARGET_SPE_ABI rs6000_spe_abi
+#define TARGET_SPE rs6000_spe
+#define TARGET_E500 (rs6000_cpu == PROCESSOR_PPC8540)
+#define TARGET_FPRS (rs6000_float_gprs == 0)
+#define TARGET_E500_SINGLE (TARGET_HARD_FLOAT && rs6000_float_gprs == 1)
+#define TARGET_E500_DOUBLE (TARGET_HARD_FLOAT && rs6000_float_gprs == 2)
+#define CHECK_E500_OPTIONS                                             \
+  do {                                                                 \
+    if (TARGET_E500 || TARGET_SPE || TARGET_SPE_ABI                    \
+       || TARGET_E500_SINGLE || TARGET_E500_DOUBLE)                    \
+      {                                                                        \
+       if (TARGET_ALTIVEC)                                             \
+         error ("AltiVec and E500 instructions cannot coexist");       \
+       if (TARGET_64BIT)                                               \
+         error ("64-bit E500 not supported");                          \
+       if (TARGET_HARD_FLOAT && TARGET_FPRS)                           \
+         error ("E500 and FPRs not supported");                        \
+      }                                                                        \
+  } while (0)