This is simple patch to add more conditional macros defined in ACLE 2.0.

2014-10-17  Renlin Li  <Renlin.Li@arm.com>

    * config/aarch64/aarch64.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_FP_FAST,
    __ARM_FEATURE_FMA, __ARM_FP, __ARM_FEATURE_NUMERIC_MAXMIN, __ARM_NEON_FP.

From-SVN: r217768

gcc/ChangeLog

+2014-11-19  Renlin Li  <renlin.li@arm.com>
+
+    * config/aarch64/aarch64.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_FP_FAST,
+	__ARM_FEATURE_FMA, __ARM_FP, __ARM_FEATURE_NUMERIC_MAXMIN, __ARM_NEON_FP.
+
 2014-11-19  Marek Polacek  <polacek@redhat.com>
 
 	PR sanitizer/63879

gcc/config/aarch64/aarch64.h

@@ -38,6 +38,8 @@
       builtin_define ("__ARM_FEATURE_CLZ");             \
       builtin_define ("__ARM_FEATURE_IDIV");            \
       builtin_define ("__ARM_FEATURE_UNALIGNED");       \
+      if (flag_unsafe_math_optimizations)               \
+        builtin_define ("__ARM_FP_FAST");               \
       builtin_define ("__ARM_PCS_AAPCS64");             \
       builtin_define_with_int_value                     \
         ("__ARM_SIZEOF_WCHAR_T", WCHAR_TYPE_SIZE / 8);  \
@@ -52,10 +54,19 @@
       else						\
 	builtin_define ("__AARCH64EL__");		\
 							\
-      if (TARGET_SIMD)					\
-	builtin_define ("__ARM_NEON");			\
-							\
-      if (TARGET_CRC32)				\
+      if (TARGET_FLOAT)                                         \
+        {                                                       \
+          builtin_define ("__ARM_FEATURE_FMA");                 \
+          builtin_define_with_int_value ("__ARM_FP", 0x0C);     \
+        }                                                       \
+      if (TARGET_SIMD)                                          \
+        {                                                       \
+          builtin_define ("__ARM_FEATURE_NUMERIC_MAXMIN");      \
+          builtin_define ("__ARM_NEON");			\
+          builtin_define_with_int_value ("__ARM_NEON_FP", 0x0C);\
+        }                                                       \
+							        \
+      if (TARGET_CRC32)				        \
 	builtin_define ("__ARM_FEATURE_CRC32");		\
 							\
       switch (aarch64_cmodel)				\