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* v850-opc.c (v850_operands): Added insert and extract fields, 

pointers to functions that handle unusual operand encodings.
This commit is contained in:
J.T. Conklin 1996-08-23 00:00:18 +00:00
parent 27021dd459
commit 69463cbb2b
2 changed files with 22 additions and 15 deletions
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9
opcodes/ChangeLog
View File

@ -1,4 +1,9 @@
start-sanitize-v850
Thu Aug 22 16:57:27 1996 J.T. Conklin <jtc@rtl.cygnus.com>
* v850-opc.c (v850_operands): Added insert and extract fields,
pointers to functions that handle unusual operand encodings.
Thu Aug 22 01:05:24 1996 Jeffrey A Law (law@cygnus.com)
* v850-opc.c (v850_opcodes): Enable "trap".
@ -18,8 +23,8 @@ Wed Aug 21 18:46:26 1996 Jeffrey A Law (law@cygnus.com)
Wed Aug 21 17:31:26 1996 J.T. Conklin <jtc@hippo.cygnus.com>
* v850-opc.c: Add flags field to struct v850_operands, add move
opcodes to opcode table.
* v850-opc.c (v850_operands): Add flags field.
(v850_opcodes): add move opcodes.
Tue Aug 20 14:41:03 1996 J.T. Conklin <jtc@hippo.cygnus.com>

28
opcodes/v850-opc.c
View File

@ -19,43 +19,47 @@
const struct v850_operand v850_operands[] = {
#define UNUSED 0
{ 0, 0, 0 },
{ 0, 0, 0, 0, 0 },
/* The R1 field in a format 1, 6, 7, or 9 insn. */
#define R1 (UNUSED+1)
{ 5, 0, OPERAND_REG },
{ 5, 0, 0, 0, V850_OPERAND_REG },
/* The R2 field in a format 1, 2, 4, 5, 6, 7, 9 insn. */
#define R2 (R1+1)
{ 5, 11, OPERAND_REG },
{ 5, 11, 0, 0, V850_OPERAND_REG },
/* The IMM5 field in a format 2 insn. */
#define I5 (R2+1)
{ 5, 0, OPERAND_NUM },
{ 5, 0, 0, 0, 0 },
#define IMM16 field in a format 6 insn. */
#define I16 (I5+1)
{ 16, 0, OPERAND_NUM },
{ 16, 0, 0, 0, 0 },
/* The DISP6 field in a format 4 insn. */
#define D6 (I16+1)
{ 6, 1, OPERAND_NUM },
{ 6, 1, 0, 0, 0 },
/* The DISP8 field in a format 3 insn. */
#define D8 (D6+1)
{ 9, 0, OPERAND_NUM },
{ 9, 0, 0, 0, 0 },
/* The DISP16 field in a format 6 insn. */
#define D16 (D8+1)
{ 16, 0, OPERAND_NUM },
{ 16, 0, 0, 0, 0 },
/* The DISP22 field in a format 4 insn. */
#define D22 (D16+1)
{ 16, 0, OPERAND_NUM },
{ 16, 0, 0, 0, 0 },
#define B3 (D22+1)
/* The 3 bit immediate field in format 8 insn. */
{ 3, 11, OPERAND_NUM }
{ 3, 11, 0, 0, 0 },
#define CCCC (B3+1)
/* The 4 bit condition code in a setf instruction */
{ 4, 0, 0, 0, V850_OPERAND_CC }
} ;
@ -135,9 +139,7 @@ const struct v850_opcode v850_opcodes[] = {
{ "divh", OP(0x02), OP_MASK, IF1 },
{ "cmp", OP(0x0f), OP_MASK, IF1 },
{ "cmp", OP(0x13), OP_MASK, IF2 },
{ "setf", two(0x0000,0x0000), two(0x0000,0xffff), {I5,R2} },
/* XXX - really I4 */
{ "setf", two(0x0000,0x0000), two(0x0000,0xffff), {CCCC,R2} },
/* saturated operation instructions */
{ "satadd", OP(0x06), OP_MASK, IF1 },