config.gcc: Add h8300-*-linux.

gcc/
	* config.gcc: Add h8300-*-linux.
	* config/h8300/linux.h: New.
	* config/h8300/t-linux: New.
	* config/h8300/h8300.c (h8300_option_override): Normal mode
	is not supported for h8300-*-linux.
	(h8300_file_start): Target priority change.
	(get_shift_alg): Likewise.
	(h8300_shift_need_scratch_p): Likewise.
	* config/h8300/h8300.h (TARGET_CPU_CPP_BUILTINS): Likewise.
	* config/h8300/h8300.md (define_peephole2): Remove duplicate condition.

libgcc/

	* config.host: Add h8300-*-linux
	* config/h8300/t-linux: New file.
	* config/h8300/lib1funs.s: Change symbol prefix.
	* config/h8300/sfp-machine.h: 64bit double support.

From-SVN: r222479

5 files changed, 98 insertions, 20 deletions

diff --git a/gcc/config/h8300/h8300.c b/gcc/config/h8300/h8300.c
index 4e9110e..00087f3 100644
--- a/gcc/config/h8300/h8300.c
+++ b/gcc/config/h8300/h8300.c
@@ -406,6 +406,14 @@ h8300_option_override (void)
                - Option ignored!");
    }
 
+#ifdef H8300_LINUX 
+ if ((TARGET_NORMAL_MODE))
+   {
+      error ("-mn is not supported for linux targets");
+      target_flags ^= MASK_NORMAL_MODE;
+   }
+#endif
+
   /* Some of the shifts are optimized for speed by default.
      See http://gcc.gnu.org/ml/gcc-patches/2002-07/msg01858.html
      If optimizing for size, change shift_alg for those shift to
@@ -1006,12 +1014,12 @@ h8300_file_start (void)
 {
   default_file_start ();
 
-  if (TARGET_H8300H)
-    fputs (TARGET_NORMAL_MODE ? "\t.h8300hn\n" : "\t.h8300h\n", asm_out_file);
-  else if (TARGET_H8300SX)
+  if (TARGET_H8300SX)
     fputs (TARGET_NORMAL_MODE ? "\t.h8300sxn\n" : "\t.h8300sx\n", asm_out_file);
   else if (TARGET_H8300S)
     fputs (TARGET_NORMAL_MODE ? "\t.h8300sn\n" : "\t.h8300s\n", asm_out_file);
+  else if (TARGET_H8300H)
+    fputs (TARGET_NORMAL_MODE ? "\t.h8300hn\n" : "\t.h8300h\n", asm_out_file);
 }
 
 /* Output assembly language code for the end of file.  */
@@ -4094,10 +4102,10 @@ get_shift_alg (enum shift_type shift_type, enum shift_mode shift_mode,
   /* Find the target CPU.  */
   if (TARGET_H8300)
     cpu = H8_300;
-  else if (TARGET_H8300H)
-    cpu = H8_300H;
-  else
+  else if (TARGET_H8300S)
     cpu = H8_S;
+  else
+    cpu = H8_300H;
 
   /* Find the shift algorithm.  */
   info->alg = SHIFT_LOOP;
@@ -4540,10 +4548,10 @@ h8300_shift_needs_scratch_p (int count, machine_mode mode)
   /* Find out the target CPU.  */
   if (TARGET_H8300)
     cpu = H8_300;
-  else if (TARGET_H8300H)
-    cpu = H8_300H;
-  else
+  else if (TARGET_H8300S)
     cpu = H8_S;
+  else
+    cpu = H8_300H;
 
   /* Find the shift algorithm.  */
   switch (mode)
diff --git a/gcc/config/h8300/h8300.h b/gcc/config/h8300/h8300.h
index 2a47aa8..86fd7d1 100644
--- a/gcc/config/h8300/h8300.h
+++ b/gcc/config/h8300/h8300.h
@@ -39,29 +39,29 @@ extern const char * const *h8_reg_names;
 #define TARGET_CPU_CPP_BUILTINS()			\
   do							\
     {							\
-      if (TARGET_H8300H)				\
+      if (TARGET_H8300SX)				\
 	{						\
-	  builtin_define ("__H8300H__");		\
-	  builtin_assert ("cpu=h8300h");		\
-	  builtin_assert ("machine=h8300h");		\
+	  builtin_define ("__H8300SX__");		\
 	  if (TARGET_NORMAL_MODE)			\
 	    {						\
 	      builtin_define ("__NORMAL_MODE__");	\
 	    }						\
 	}						\
-      else if (TARGET_H8300SX)				\
+      else if (TARGET_H8300S)				\
 	{						\
-	  builtin_define ("__H8300SX__");		\
+	  builtin_define ("__H8300S__");		\
+	  builtin_assert ("cpu=h8300s");		\
+	  builtin_assert ("machine=h8300s");		\
 	  if (TARGET_NORMAL_MODE)			\
 	    {						\
 	      builtin_define ("__NORMAL_MODE__");	\
 	    }						\
 	}						\
-      else if (TARGET_H8300S)				\
+      else if (TARGET_H8300H)				\
 	{						\
-	  builtin_define ("__H8300S__");		\
-	  builtin_assert ("cpu=h8300s");		\
-	  builtin_assert ("machine=h8300s");		\
+	  builtin_define ("__H8300H__");		\
+	  builtin_assert ("cpu=h8300h");		\
+	  builtin_assert ("machine=h8300h");		\
 	  if (TARGET_NORMAL_MODE)			\
 	    {						\
 	      builtin_define ("__NORMAL_MODE__");	\
diff --git a/gcc/config/h8300/h8300.md b/gcc/config/h8300/h8300.md
index dfd082c..4079b30 100644
--- a/gcc/config/h8300/h8300.md
+++ b/gcc/config/h8300/h8300.md
@@ -5847,7 +5847,7 @@
 		      (pc)))]
   "(TARGET_H8300H || TARGET_H8300S)
     && peep2_reg_dead_p (1, operands[0])
-    && ((TARGET_H8300H && INTVAL (operands[1]) == 3)
+    && (INTVAL (operands[1]) == 3
 	 || INTVAL (operands[1]) == 7
 	 || INTVAL (operands[1]) == 15
 	 || INTVAL (operands[1]) == 31
diff --git a/gcc/config/h8300/linux.h b/gcc/config/h8300/linux.h
new file mode 100644
index 0000000..ef31e86
--- /dev/null
+++ b/gcc/config/h8300/linux.h
@@ -0,0 +1,50 @@
+/* Definitions of target machine for GNU compiler.
+   Renesas H8/300 (linux variant)
+   Copyright (C) 2015
+   Free Software Foundation, Inc.
+   Contributed by Yoshinori Sato <ysato@users.sourceforge.jp>
+
+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/>.  */
+
+#ifndef GCC_H8300_LINUX_H
+#define GCC_H8300_LINUX_H
+
+#define TARGET_OS_CPP_BUILTINS() \
+  do						\
+    {						\
+      GNU_USER_TARGET_OS_CPP_BUILTINS();	\
+    }						\
+  while (0)
+
+#undef LINK_SPEC
+#define LINK_SPEC "%{mh:-mh8300helf_linux} %{ms:-m h8300self_linux} %{msx:-m h8300sxelf_linux}"
+
+#undef TARGET_DEFAULT
+#define TARGET_DEFAULT (MASK_QUICKCALL | MASK_INT32 | MASK_H8300H)
+
+/* Width of a word, in units (bytes).  */
+#undef DOUBLE_TYPE_SIZE
+#define DOUBLE_TYPE_SIZE	64
+
+#undef DEFAULT_SIGNED_CHAR
+#define DEFAULT_SIGNED_CHAR 1
+
+#undef USER_LABEL_PREFIX
+
+#define H8300_LINUX
+
+#endif /* ! GCC_H8300_LINUX_H */
diff --git a/gcc/config/h8300/t-linux b/gcc/config/h8300/t-linux
new file mode 100644
index 0000000..11237ea
--- /dev/null
+++ b/gcc/config/h8300/t-linux
@@ -0,0 +1,20 @@
+# Copyright (C) 2015 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/>.
+
+MULTILIB_OPTIONS = ms/msx
+MULTILIB_DIRNAMES = h8300s h8sx