* v850-opc.c (v850_opcodes): Add null opcode to mark the

        end of the opcode table.
For the simulator

2 files changed, 31 insertions, 5 deletions

diff --git a/opcodes/ChangeLog b/opcodes/ChangeLog
index a57a418..e3369c0 100644
--- a/opcodes/ChangeLog
+++ b/opcodes/ChangeLog
@@ -1,6 +1,24 @@
 start-sanitize-v850
+Wed Aug 28 15:55:43 1996  Jeffrey A Law  (law@cygnus.com)
+
+	* v850-opc.c (v850_opcodes): Add null opcode to mark the
+	end of the opcode table.
+
+end-sanitize-v850
+start-sanitize-d10v
+Mon Aug 26 13:35:53 1996  Martin M. Hunt  <hunt@pizza.cygnus.com>
+
+	* d10v-opc.c (pre_defined_registers): Added register pairs,
+	"r0-r1", "r2-r3", etc.
+
+end-sanitize-d10v	
+start-sanitize-v850
 Fri Aug 23 00:27:01 1996  Jeffrey A Law  (law@cygnus.com)
 
+	* v850-opc.c (v850_operands): Make I16 be a signed operand.
+	Create I16U for an unsigned 16bit mmediate operand.
+	(v850_opcodes): Use I16U for "ori", "andi" and "xori".
+
 	* v850-opc.c (v850_operands): Define EP operand.
 	(IF4A, IF4B, IF4C, IF4D): Use EP.
 
diff --git a/opcodes/v850-opc.c b/opcodes/v850-opc.c
index d28dfed..cb5c87f 100644
--- a/opcodes/v850-opc.c
+++ b/opcodes/v850-opc.c
@@ -42,7 +42,7 @@ const struct v850_operand v850_operands[] = {
 
 /* The IMM16 field in a format 6 insn. */
 #define I16	(I5U+1)
-  { 16, 16, 0, 0, 0 }, 
+  { 16, 16, 0, 0, V850_OPERAND_SIGNED }, 
 
 /* The signed DISP7 field in a format 4 insn. */
 #define D7S	(I16+1)
@@ -78,7 +78,11 @@ const struct v850_operand v850_operands[] = {
 
 /* EP Register.  */
 #define EP	(SR1+1)
-  { 0, 0, 0, 0, V850_OPERAND_EP }
+  { 0, 0, 0, 0, V850_OPERAND_EP },
+
+/* The IMM16 field (unsigned0 in a format 6 insn. */
+#define I16U	(EP+1)
+  { 16, 16, 0, 0, 0}, 
 } ; 
 
 
@@ -103,6 +107,9 @@ const struct v850_operand v850_operands[] = {
 /* 3 operand instruction (Format VI) */
 #define IF6	{I16, R1, R2}
 
+/* 3 operand instruction (Format VI) */
+#define IF6U	{I16U, R1, R2}
+
 /* 32-bit load/store instruction (Format VII) */
 #define IF7A	{D16, R1, R2}
 #define IF7B	{R2, D16, R1}
@@ -172,11 +179,11 @@ const struct v850_opcode v850_opcodes[] = {
 /* logical operation instructions */
 { "tst",	OP(0x0b),		OP_MASK,	IF1, 2 },
 { "or",		OP(0x08),		OP_MASK,	IF1, 2 },
-{ "ori",	OP(0x34),		OP_MASK,	IF6, 4 },
+{ "ori",	OP(0x34),		OP_MASK,	IF6U, 4 },
 { "and",	OP(0x0a),		OP_MASK,	IF1, 2 },
-{ "andi",	OP(0x36),		OP_MASK,	IF6, 4 },
+{ "andi",	OP(0x36),		OP_MASK,	IF6U, 4 },
 { "xor",	OP(0x09),		OP_MASK,	IF1, 2 },
-{ "xori",	OP(0x35),		OP_MASK,	IF6, 4 },
+{ "xori",	OP(0x35),		OP_MASK,	IF6U, 4 },
 { "not",	OP(0x01),		OP_MASK,	IF1, 2 },
 { "sar",	OP(0x15),		OP_MASK,	{I5U, R2}, 2 },
 { "sar",	two(0x07e0,0x00a0),	two(0x07e0,0xffff),	{R1,R2}, 4 },
@@ -230,6 +237,7 @@ const struct v850_opcode v850_opcodes[] = {
 { "ldsr",	two(0x07e0,0x0020),	two(0x07e0,0xffff),	{R2,SR1}, 4 },
 { "stsr",	two(0x07e0,0x0040),	two(0x07e0,0xffff),	{SR1,R2}, 4 },
 { "nop",	one(0x00),		one(0xff),		{0}, 2 },
+{ 0, 0, 0, {0}, 0 },
 
 } ;