linux.h (CPP_DEFAULT_CPU_SPEC): New.

2001-07-26  Andrew Haley  <aph@redhat.com>
        Joern Rennecke <amylaar@redhat.com>

        * config/sh/linux.h (CPP_DEFAULT_CPU_SPEC): New.
        (SUBTARGET_CPP_ENDIAN_SPEC): New.
        (SUBTARGET_CPP_SPEC): New.
        (CPP_SPEC): Remove.
        * config/sh/sh.h (SUBTARGET_CPP_ENDIAN_SPEC): New.
        (SUBTARGET_CPP_PTR_SPEC): New.
        (CPP_DEFAULT_CPU_SPEC): New.
        (EXTRA_SPECS): Add SUBTARGET_CPP_ENDIAN_SPEC,
        SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
        (CPP_SPEC): Break out parts into SUBTARGET_CPP_ENDIAN_SPEC,
        SUBTARGET_CPP_PTR_SPEC, and CPP_DEFAULT_CPU_SPEC.
        (SUBTARGET_CPP_SPEC): Define as an empty string.

From-SVN: r44428

gcc/config/sh/linux.h

@@ -39,17 +39,22 @@ Boston, MA 02111-1307, USA.  */
 #undef WCHAR_TYPE_SIZE
 #define WCHAR_TYPE_SIZE BITS_PER_WORD
 
-#undef CPP_SPEC
-#define CPP_SPEC \
-  "%{mb:-D__BIG_ENDIAN__} \
-   %{!mb:-D__LITTLE_ENDIAN__} \
-   %{m3e:-D__SH3E__} \
-   %{m4:-D__SH4__} \
-   %{!m3e:%{!m4:-D__SH3__ -D__sh3__}} \
+#undef SUBTARGET_CPP_SPEC
+#define SUBTARGET_CPP_SPEC "\
    %{fPIC:-D__PIC__ -D__pic__} \
    %{fpic:-D__PIC__ -D__pic__} \
    %{posix:-D_POSIX_SOURCE} \
-   %{pthread:-D_REENTRANT -D_PTHREADS}"
+   %{pthread:-D_REENTRANT -D_PTHREADS} \
+"
+
+#undef SUBTARGET_CPP_ENDIAN_SPEC
+#define SUBTARGET_CPP_ENDIAN_SPEC \
+  "%{mb:-D__BIG_ENDIAN__} \
+   %{!mb:-D__LITTLE_ENDIAN__}"
+
+#undef CPP_DEFAULT_CPU_SPEC
+#define CPP_DEFAULT_CPU_SPEC "-D__SH3__ -D__sh3__"
+
 
 #undef CPP_PREDEFINES
 #define CPP_PREDEFINES "-D__ELF__ -Dunix -D__sh__ -Dlinux -Asystem=posix"

gcc/config/sh/sh.h

@@ -42,7 +42,7 @@ extern int code_for_indirect_jump_scratch;
 
 #define SDB_DELIM ";"
 
-#define CPP_SPEC "%{ml:-D__LITTLE_ENDIAN__} \
+#define CPP_SPEC " \
 %{m1:-D__sh1__} \
 %{m2:-D__sh2__} \
 %{m3:-D__sh3__} \
@@ -51,9 +51,34 @@ extern int code_for_indirect_jump_scratch;
 %{m4-single:-D__SH4_SINGLE__} \
 %{m4-nofpu:-D__sh3__ -D__SH4_NOFPU__} \
 %{m4:-D__SH4__} \
-%{!m1:%{!m2:%{!m3:%{!m3e:%{!m4:%{!m4-single:%{!m4-single-only:%{!m4-nofpu:-D__sh1__}}}}}}}} \
+%{!m1:%{!m2:%{!m3*:%{!m4*:%(cpp_default_cpu_spec)}}}} \
 %{mnomacsave:-D__NOMACSAVE__} \
-%{mhitachi:-D__HITACHI__}"
+%{mhitachi:-D__HITACHI__} \
+%(subtarget_cpp_spec) \
+%(subtarget_cpp_ptr_spec) \
+%(subtarget_cpp_endian_spec) "
+
+#ifndef SUBTARGET_CPP_ENDIAN_SPEC
+#define SUBTARGET_CPP_ENDIAN_SPEC "%{ml:-D__LITTLE_ENDIAN__}"
+#endif
+
+#ifndef SUBTARGET_CPP_SPEC
+#define SUBTARGET_CPP_SPEC ""
+#endif
+
+#ifndef CPP_DEFAULT_CPU_SPEC
+#define CPP_DEFAULT_CPU_SPEC "-D__sh1__"
+#endif
+
+#ifndef SUBTARGET_CPP_PTR_SPEC
+#define SUBTARGET_CPP_PTR_SPEC "-D__SIZE_TYPE__=unsigned\\ int -D__PTRDIFF_TYPE__=int"
+#endif
+
+#define EXTRA_SPECS						\
+  { "subtarget_cpp_spec", SUBTARGET_CPP_SPEC },			\
+  { "subtarget_cpp_endian_spec", SUBTARGET_CPP_ENDIAN_SPEC },	\
+  { "subtarget_cpp_ptr_spec", SUBTARGET_CPP_PTR_SPEC },		\
+  { "cpp_default_cpu_spec", CPP_DEFAULT_CPU_SPEC },
 
 #define CPP_PREDEFINES "-D__sh__ -Acpu=sh -Amachine=sh"