2009-11-30 Vincent Celier <celier@adacore.com>

[pf3gnuchains/gcc-fork.git] / gcc / defaults.h

diff --git a/gcc/defaults.h b/gcc/defaults.h
index b41f603..0363a46 100644 (file)
--- a/gcc/defaults.h
+++ b/gcc/defaults.h
@@ -255,6 +255,16 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 #endif
 #endif
 
+/* This determines whether or not we support the discriminator
+   attribute in the .loc directive.  */
+#ifndef SUPPORTS_DISCRIMINATOR
+#ifdef HAVE_GAS_DISCRIMINATOR
+#define SUPPORTS_DISCRIMINATOR 1
+#else
+#define SUPPORTS_DISCRIMINATOR 0
+#endif
+#endif
+
 /* This determines whether or not we support link-once semantics.  */
 #ifndef SUPPORTS_ONE_ONLY
 #ifdef MAKE_DECL_ONE_ONLY
@@ -450,11 +460,11 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 
 #ifndef DECIMAL32_TYPE_SIZE
 #define DECIMAL32_TYPE_SIZE 32
-#endif 
+#endif
 
-#ifndef DECIMAL64_TYPE_SIZE 
+#ifndef DECIMAL64_TYPE_SIZE
 #define DECIMAL64_TYPE_SIZE 64
-#endif 
+#endif
 
 #ifndef DECIMAL128_TYPE_SIZE
 #define DECIMAL128_TYPE_SIZE 128
@@ -1128,6 +1138,10 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
   LOCAL_ALIGNMENT (TREE_TYPE (DECL), DECL_ALIGN (DECL))
 #endif
 
+#ifndef MINIMUM_ALIGNMENT
+#define MINIMUM_ALIGNMENT(EXP,MODE,ALIGN) (ALIGN)
+#endif
+
 /* Alignment value for attribute ((aligned)).  */
 #ifndef ATTRIBUTE_ALIGNED_VALUE
 #define ATTRIBUTE_ALIGNED_VALUE BIGGEST_ALIGNMENT
@@ -1140,8 +1154,10 @@ see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 #define GO_IF_MODE_DEPENDENT_ADDRESS(X, WIN)
 #endif
 
-#ifndef FRAME_POINTER_REQUIRED
-#define FRAME_POINTER_REQUIRED false
+/* For most ports anything that evaluates to a constant symbolic
+   or integer value is acceptable as a constant address.  */
+#ifndef CONSTANT_ADDRESS_P
+#define CONSTANT_ADDRESS_P(X)   (CONSTANT_P (X) && GET_CODE (X) != CONST_DOUBLE)
 #endif
 
 #endif  /* ! GCC_DEFAULTS_H */