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Thu Jul 25 12:06:22 1996 Martin M. Hunt <hunt@pizza.cygnus.com> 

* d10v.h: Changes for divs, parallel-only instructions, and
 	signed numbers.
This commit is contained in:
Martin Hunt 1996-07-25 19:15:49 +00:00
parent ab48956f99
commit 8da1e5a75d
2 changed files with 19 additions and 6 deletions
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5
include/opcode/ChangeLog
View File

@ -1,4 +1,9 @@
start-sanitize-d10v
Thu Jul 25 12:06:22 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
* d10v.h: Changes for divs, parallel-only instructions, and
signed numbers.
Mon Jul 22 11:21:15 1996 Martin M. Hunt <hunt@pizza.cygnus.com>
* d10v.h (pd_reg): Define. Putting the definition here allows

20
include/opcode/d10v.h
View File

@ -28,6 +28,7 @@ Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
#define FM11 0xC0000000
#define NOP 0x5e00
#define OPCODE_DIVS 0x14002800
/* The opcode table is an array of struct d10v_opcode. */
@ -39,9 +40,7 @@ struct d10v_opcode
/* the opcode format */
int format;
/* opcode types. these numbers were picked so we can do
if( i & SHORT_OPCODE) */
/* These numbers were picked so we can do if( i & SHORT_OPCODE) */
#define SHORT_OPCODE 1
#define LONG_OPCODE 8
#define SHORT_2 1 /* short with 2 operands */
@ -50,6 +49,11 @@ struct d10v_opcode
#define LONG_L 10 /* long with 3 operands */
#define LONG_R 12 /* reserved */
/* just a placeholder for variable-length instructions */
/* for example, "bra" will be a fake for "bra.s" and bra.l" */
/* which will immediately follow in the opcode table. */
#define OPCODE_FAKE 32
/* the number of cycles */
int cycles;
@ -62,9 +66,10 @@ struct d10v_opcode
/* execution type; parallel or sequential */
int exec_type;
#define PAR 1
#define SEQ 2
#define BRANCH_LINK 3
#define PARONLY 1 /* parallel only */
#define SEQ 2 /* must be sequential */
#define PAR 3 /* may be parallel */
#define BRANCH_LINK 4 /* subroutine call. sequential and aligned */
/* the opcode */
long opcode;
@ -147,6 +152,9 @@ extern const struct d10v_operand d10v_operands[];
/* predecrement mode '@-sp' */
#define OPERAND_ATMINUS (0x2000)
/* signed number */
#define OPERAND_SIGNED (0x4000)
/* Structure to hold information about predefined registers. */
struct pd_reg
{