* config/h8300/h8300.c (h8300_init_once): Allow -mn switch

	only if -mh or -ms present.
	(h8300_eightbit_constant_address_p): Support the normal mode.
	(h8300_tiny_constant_address_p): Likewise.
	* config/h8300/h8300.h (TARGET_NORMAL_MODE): New.
	(POINTER_SIZE): Add 16 bit pointer for the normal mode.
	(Pmode): Evaluate to HImode for the normal mode.
	(SIZE_TYPE): Evaluate to unsigned int for normal mode.
	(PTRDIFF_TYPE): Evaluate to int for the normal mode.
	(ASM_WORD_OP): Evaluate to word for the normal mode.
	* config/h8300/h8300.md (tablejump_normal_mode): New.
	(indirect_jump_normal_mode): New.
	* config/h8300/t-h8300 (MULTILIB_OPTIONS): Pass -mn option to
	directory.
	(MULTILIB_DIRNAMES): Create target dependent directory
	'normal'.
        (MULTILIB_EXCEPTIONS): Don't turn on -mn on H8/300.
	* doc/invoke.texi (gccoptlist): Describe the new switch -mn.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@59285 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 6 insertions, 1 deletions

diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi
index 45fee6f0fbf..36ca7551196 100644
--- a/gcc/doc/invoke.texi
+++ b/gcc/doc/invoke.texi
@@ -550,7 +550,7 @@ in the following sections.
 
 @emph{H8/300 Options}
 @gccoptlist{
--mrelax  -mh  -ms  -mint32  -malign-300}
+-mrelax  -mh  -ms  -mn  -mint32  -malign-300}
 
 @emph{SH Options}
 @gccoptlist{
@@ -8632,6 +8632,11 @@ Generate code for the H8/300H@.
 @opindex ms
 Generate code for the H8S@.
 
+@item -mn
+@opindex mn
+Generate code for the H8S and H8/300H in the normal mode.  This switch
+must be used either with -mh or -ms.
+
 @item -ms2600
 @opindex ms2600
 Generate code for the H8S/2600.  This switch must be used with @option{-ms}.