* config/rl78/rl78.c (rl78_asm_file_start): Specify alternate

vregs location for RL78/G10.
(rl78_expand_prologue): Avoid SEL on G10.
(rl78_expand_epilogue): Likewise.
(rl78_peep_movhi_p): Can't move a constant to memory in HImode.
* config/rl78/rl78.h (TARGET_CPU_CPP_BUILTINS): Define
__RL78_G10__ when appropriate.
(ASM_SPEC): Pass -mg10 along to the assembler.
* config/rl78/rl78.md (sel_rb): Disable for G10.
* config/rl78/rl78.opt: Add -mg10 option.
* config/rl78/t-rl78: Add -mg10 multilib.

* config/rl78/lib2mul.c: Enable for RL78/G10.
* config/rl78/lib2div.c: Likewise.
* config/rl78/lshrsi3.S: Use vregs.h.
* config/rl78/cmpsi2.S: Likewise.
* config/rl78/trampoline.S: Likewise.
* config/rl78/mulsi2.S: Likewise.  Disable for RL78/G10.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@202637 138bc75d-0d04-0410-961f-82ee72b054a4

7 files changed, 35 insertions, 52 deletions

diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 518a26c9470..728360ca8cc 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,12 @@
+2013-09-16  DJ Delorie  <dj@redhat.com>
+
+	* config/rl78/lib2mul.c: Enable for RL78/G10.
+	* config/rl78/lib2div.c: Likewise.
+	* config/rl78/lshrsi3.S: Use vregs.h.
+	* config/rl78/cmpsi2.S: Likewise.
+	* config/rl78/trampoline.S: Likewise.
+	* config/rl78/mulsi2.S: Likewise.  Disable for RL78/G10.
+
 2013-09-14  DJ Delorie  <dj@redhat.com>
 	    Nick Clifton  <nickc@redhat.com>
 
diff --git a/libgcc/config/rl78/cmpsi2.S b/libgcc/config/rl78/cmpsi2.S
index d815793daba..7fdc76a03f6 100644
--- a/libgcc/config/rl78/cmpsi2.S
+++ b/libgcc/config/rl78/cmpsi2.S
@@ -21,8 +21,7 @@
 ; <http://www.gnu.org/licenses/>.
 
 
-; clobberable
-r8	=	0xffef0
+#include "vregs.h"
 
 	.text
 
diff --git a/libgcc/config/rl78/lib2div.c b/libgcc/config/rl78/lib2div.c
index 4b5033ef970..b37f55a94ac 100644
--- a/libgcc/config/rl78/lib2div.c
+++ b/libgcc/config/rl78/lib2div.c
@@ -34,7 +34,7 @@ typedef int           word_type     __attribute__ ((mode (__word__)));
 #define C3B(a,b,c) a##b##c
 #define C3(a,b,c) C3B(a,b,c)
 
-#if 0
+#ifdef __RL78_G10__
 
 #define UINT_TYPE	uint32_type
 #define SINT_TYPE	sint32_type
diff --git a/libgcc/config/rl78/lib2mul.c b/libgcc/config/rl78/lib2mul.c
index 6460f9e69db..fee50817722 100644
--- a/libgcc/config/rl78/lib2mul.c
+++ b/libgcc/config/rl78/lib2mul.c
@@ -30,12 +30,25 @@ typedef unsigned int  uint08_type   __attribute__ ((mode (QI)));
 #define C3B(a,b,c) a##b##c
 #define C3(a,b,c) C3B(a,b,c)
 
+#ifdef __RL78_G10__
+
+#define UINT_TYPE	uint32_type
+#define BITS_MINUS_1	31
+#define NAME_MODE	si
+
+#include "rl78-mul.h"
+
+#undef UINT_TYPE
+#undef BITS_MINUS_1
+#undef NAME_MODE
 
 #define UINT_TYPE	uint16_type
 #define BITS_MINUS_1	15
 #define NAME_MODE	hi
 
-/*#include "rl78-mul.h"*/
+#include "rl78-mul.h"
+
+#endif
 
 #undef UINT_TYPE
 #undef BITS_MINUS_1
diff --git a/libgcc/config/rl78/lshrsi3.S b/libgcc/config/rl78/lshrsi3.S
index 1ee7325143f..8bd997897aa 100644
--- a/libgcc/config/rl78/lshrsi3.S
+++ b/libgcc/config/rl78/lshrsi3.S
@@ -20,22 +20,7 @@
 ; see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
 ; <http://www.gnu.org/licenses/>.
 
-r8	=	0xffef0
-r16	=	0xffee8
-r9	=	0xffef1
-r17	=	0xffee9
-r10	=	0xffef2
-r18	=	0xffeea
-r11	=	0xffef3
-r19	=	0xffeeb
-r12	=	0xffef4
-r20	=	0xffeec
-r13	=	0xffef5
-r21	=	0xffeed
-r14	=	0xffef6
-r22	=	0xffeee
-r15	=	0xffef7
-r23	=	0xffeef
+#include "vregs.h"
 	
 	.text
 	.global	___lshrsi3
diff --git a/libgcc/config/rl78/mulsi3.S b/libgcc/config/rl78/mulsi3.S
index 012e87e285f..1ce45ba3402 100644
--- a/libgcc/config/rl78/mulsi3.S
+++ b/libgcc/config/rl78/mulsi3.S
@@ -22,35 +22,12 @@
 
 ;; 32x32=32 multiply
 
-; real
-; GAS defines r0..r7 as aliases for real registers; we want the saddr
-; forms here.
-r_0	=	0xffef8
-r_1	=	0xffef9
-r_2	=	0xffefa
-r_3	=	0xffefb
-r_4	=	0xffefc
-r_5	=	0xffefd
-r_6	=	0xffefe
-r_7	=	0xffeff
-; clobberable
-r8	=	0xffef0
-r9	=	0xffef1
-r10	=	0xffef2
-r11	=	0xffef3
-r12	=	0xffef4
-r13	=	0xffef5
-r14	=	0xffef6
-r15	=	0xffef7
-; preserved
-r16	=	0xffee8
-r17	=	0xffee9
-r18	=	0xffeea
-r19	=	0xffeeb
-r20	=	0xffeec
-r21	=	0xffeed
-r22	=	0xffeee
-r23	=	0xffeef
+#include "vregs.h"
+ 
+; the G10 only has one register bank, so cannot use these optimized
+; versions.  Use the C version instead.
+
+#ifndef __RL78_G10__
 
 
 ;----------------------------------------------------------------------
@@ -221,3 +198,5 @@ ___mulhi3:
 
 .Lmul_hi_done:
 	ret
+
+#endif
diff --git a/libgcc/config/rl78/trampoline.S b/libgcc/config/rl78/trampoline.S
index b15b0d361e2..59d429eb589 100644
--- a/libgcc/config/rl78/trampoline.S
+++ b/libgcc/config/rl78/trampoline.S
@@ -32,9 +32,7 @@
 
 */
 
-r8	=	0xffef0
-r10	=	0xffef2
-r14	=	0xffef6
+#include "vregs.h"
 
 	.data
 	.p2align	1