|
Last change
on this file since 2 was 2, checked in by Rick van der Zwet, 15 years ago |
|
Initial import of data of old repository ('data') worth keeping (e.g. tracking
means of URL access statistics)
|
-
Property svn:executable
set to
*
|
|
File size:
592 bytes
|
| Line | |
|---|
| 1 | /* Author : Rick van der Zwet
|
|---|
| 2 | * S-number : 0433373
|
|---|
| 3 | * Version : $Id: alu.h 365 2007-12-03 08:54:04Z rick $
|
|---|
| 4 | * Copyright : FreeBSD Licence
|
|---|
| 5 | * Description : ALU unit header
|
|---|
| 6 | */
|
|---|
| 7 |
|
|---|
| 8 | #ifndef ALU_H
|
|---|
| 9 | #define ALU_H
|
|---|
| 10 |
|
|---|
| 11 | #include "sim.h"
|
|---|
| 12 |
|
|---|
| 13 | /* Signals */
|
|---|
| 14 | boolean zero;
|
|---|
| 15 | boolean negative;
|
|---|
| 16 |
|
|---|
| 17 | typedef enum {
|
|---|
| 18 | ALU_STALLED,
|
|---|
| 19 | ADD,
|
|---|
| 20 | AND,
|
|---|
| 21 | NOR,
|
|---|
| 22 | OR,
|
|---|
| 23 | PassS1,
|
|---|
| 24 | PassS2,
|
|---|
| 25 | SLL,
|
|---|
| 26 | SRA,
|
|---|
| 27 | SRL,
|
|---|
| 28 | SUB,
|
|---|
| 29 | XOR
|
|---|
| 30 | } alu_control_t;
|
|---|
| 31 |
|
|---|
| 32 | word alu_sra(const word in1, const word in2);
|
|---|
| 33 | word alu(word in1, word in2, alu_control_t action);
|
|---|
| 34 |
|
|---|
| 35 | #endif
|
|---|
Note:
See
TracBrowser
for help on using the repository browser.
