alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP and __IEEE_FP_INEXACT as appropriate.

config/alpha:
	* alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
	and __IEEE_FP_INEXACT as appropriate.
	(CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
	(CPP_SPEC): Remove ieee defines.
	* freebsd.h, netbsd.h: Remove ieee defines.

From-SVN: r53465

gcc/ChangeLog

+2002-05-14  Neil Booth  <neil@daikokuya.demon.co.uk>
+
+config/alpha:
+	* alpha.h (TARGET_CPU_CPP_BUILTINS): Define __IEEE_FP
+	and __IEEE_FP_INEXACT as appropriate.
+	(CPLUSPLUS_CPP_SPEC): Don't define __cplusplus.
+	(CPP_SPEC): Remove ieee defines.
+	* freebsd.h, netbsd.h: Remove ieee defines and cpp_cpu.
+
 2002-05-14  Richard Henderson  <rth@redhat.com>
 
 	* config/i386/i386.c (ix86_save_reg): Make regno unsigned.

gcc/config/alpha/alpha.h

@@ -63,14 +63,16 @@ Boston, MA 02111-1307, USA.  */
 	    builtin_define ("__alpha_ev4__");		\
 	    builtin_assert ("cpu=ev4");			\
 	  }						\
-    } while (0)
+	if (TARGET_IEEE || TARGET_IEEE_WITH_INEXACT)	\
+	  builtin_define ("__IEEE_FP");			\
+	if (TARGET_IEEE_WITH_INEXACT)			\
+	  builtin_define ("__IEEE_FP_INEXACT");		\
+} while (0)
 
 /* For C++ we need to ensure that __LANGUAGE_C_PLUS_PLUS is defined independent
    of the source file extension.  */
-#define CPLUSPLUS_CPP_SPEC "\
--D__LANGUAGE_C_PLUS_PLUS__ -D__LANGUAGE_C_PLUS_PLUS -D__cplusplus \
-%(cpp) \
-"
+#define CPLUSPLUS_CPP_SPEC "-D__LANGUAGE_C_PLUS_PLUS__\
+ -D__LANGUAGE_C_PLUS_PLUS %(cpp)"
 
 /* Write out the correct language type definition for the header files.  
    Unless we have assembler language, write out the symbols for C.  */
@@ -78,9 +80,7 @@ Boston, MA 02111-1307, USA.  */
 %{!undef:\
 %{.S:-D__LANGUAGE_ASSEMBLY__ -D__LANGUAGE_ASSEMBLY %{!ansi:-DLANGUAGE_ASSEMBLY }}\
 %{.m:-D__LANGUAGE_OBJECTIVE_C__ -D__LANGUAGE_OBJECTIVE_C }\
-%{!.S:%{!.cc:%{!.cxx:%{!.cpp:%{!.cp:%{!.c++:%{!.C:%{!.m:-D__LANGUAGE_C__ -D__LANGUAGE_C %{!ansi:-DLANGUAGE_C }}}}}}}}}\
-%{mieee:-D_IEEE_FP }\
-%{mieee-with-inexact:-D_IEEE_FP -D_IEEE_FP_INEXACT }}\
+%{!.S:%{!.cc:%{!.cxx:%{!.cpp:%{!.cp:%{!.c++:%{!.C:%{!.m:-D__LANGUAGE_C__ -D__LANGUAGE_C %{!ansi:-DLANGUAGE_C }}}}}}}}}}\
 %(cpp_subtarget)"
 
 #ifndef CPP_SUBTARGET_SPEC

gcc/config/alpha/freebsd.h

@@ -25,11 +25,9 @@ Boston, MA 02111-1307, USA.  */
    deal with the Alpha's FP issues.  */
 
 #undef  CPP_SPEC
-#define CPP_SPEC "%(cpp_cpu) %(cpp_subtarget)				\
+#define CPP_SPEC "%(cpp_subtarget)					\
   %{fPIC:-D__PIC__ -D__pic__} %{fpic:-D__PIC__ -D__pic__}		\
-  %{posix:-D_POSIX_SOURCE}						\
-  %{mieee:-D_IEEE_FP}							\
-  %{mieee-with-inexact:-D_IEEE_FP -D_IEEE_FP_INEXACT}"
+  %{posix:-D_POSIX_SOURCE}"
 
 #define LINK_SPEC "%{G*} %{relax:-relax}				\
   %{p:%e`-p' not supported; use `-pg' and gprof(1)}			\

gcc/config/alpha/netbsd.h

@@ -39,11 +39,7 @@ Boston, MA 02111-1307, USA.  */
    the standard NetBSD specs, we also handle Alpha FP mode indications.  */
 
 #undef CPP_SPEC
-#define CPP_SPEC							\
-  "%{mieee:-D_IEEE_FP}							\
-   %{mieee-with-inexact:-D_IEEE_FP -D_IEEE_FP_INEXACT}			\
-   %{posix:-D_POSIX_SOURCE}						\
-   %(cpp_cpu) %(cpp_subtarget)"
+#define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %(cpp_subtarget)"
 
 /* Provide a LINK_SPEC appropriate for a NetBSD/alpha ELF target.
    This is a copy of LINK_SPEC from <netbsd-elf.h> tweaked for