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Rose Apollo 2024-04-18 10:09:07 +00:00
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51
README.md
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# r16 # r16
| number | instruction | argument 1 | argument 2 | explanation | | number | instruction | argument 1 | argument 2 | explanation |
|-------:|:-----------:|:----------:|:----------:|---------------------------------------------------| |--------|-------------|------------|------------|---------------------------------------------------|
| 0x00 | HLT | | | halts the CPU | | 0x00 | HLT | | | halts the CPU |
| 0x01 | ADD | value 1 | value 2 | ACU = value 1 + value 2 | | 0x01 | ADD | value 1 | value 2 | ACU = value 1 + value 2 |
| 0x02 | SUB | value 1 | value 2 | ACU = value 1 - value 2 | | 0x02 | SUB | value 1 | value 2 | ACU = value 1 - value 2 |
| 0x03 | MUL | value 1 | value 2 | ACU = value 1 * value 2 | | 0x03 | MUL | value 1 | value 2 | ACU = value 1 * value 2 |
| 0x04 | DIV | value 1 | value 2 | ACU = value 1 / value 2 | | 0x04 | DIV | value 1 | value 2 | ACU = value 1 / value 2 |
| 0x05 | LBS | value | amount | ACU = value << amount | | 0x05 | LBS | value | amount | ACU = value << amount |
| 0x06 | RBS | value | amount | ACU = value << amount | | 0x06 | RBS | value | amount | ACU = value << amount |
| 0x07 | BAN | value 1 | value 2 | ACU = value 1 & value 2 | | 0x07 | BAN | value 1 | value 2 | ACU = value 1 & value 2 |
| 0x08 | BOR | value 1 | value 2 | ACU = value 1 \| value 2 | | 0x08 | BOR | value 1 | value 2 | ACU = value 1 \ |
| 0x09 | BXO | value 1 | value 2 | ACU = value 1 ^ value 2 | | 0x09 | BXO | value 1 | value 2 | ACU = value 1 ^ value 2 |
| 0x0A | BNO | value | | ACU = ~ value | | 0x0A | BNO | value | | ACU = ~ value |
| 0x0B | PUS | value | | pushes value onto the stack | | 0x0B | PUS | value | | pushes value onto the stack |
| 0x0C | POP | | | pops a value from the stack and stores it in ACU | | 0x0C | POP | | | pops a value from the stack and stores it in ACU |
| 0x0D | JMP | address | | jumps to address | | 0x0D | JMP | address | | jumps to address |
| 0x0E | JEQ | address | value | jumps to address, if value is equal to ACU | | 0x0E | JEQ | address | value | jumps to address, if value is equal to ACU |
| 0x0F | JNZ | address | value | jumps to address, if value is not zero | | 0x0F | JNZ | address | value | jumps to address, if value is not zero |
| 0x10 | CAL | address | | pushes PC + 1 to the stack, then jumps to address | | 0x10 | CAL | address | | pushes PC + 1 to the stack, then jumps to address |
| 0x11 | RET | | | pops value from stack and jumps to it | | 0x11 | RET | | | pops value from stack and jumps to it |
| 0x12 | REG | int type | address | registers int type to address | | 0x12 | REG | int type | address | registers int type to address |
| 0x13 | INT | int type | | interrupts as int type | | 0x13 | INT | int type | | interrupts as int type |
| 0x14 | INP | | | inputs a character into ACU | | 0x14 | INP | | | inputs a character into ACU |
| 0x15 | OUT | value | | outputs value | | 0x15 | OUT | value | | outputs value |
| 0x16 | DIN | location | | reads value from disk at location to ACU | | 0x16 | DIN | location | | reads value from disk at location to ACU |
| 0x17 | DOT | location | value | writes value to disk at location | | 0x17 | DOT | location | value | writes value to disk at location |
| 0x18 | MOV | value 1 | value 2 | move value 2 to value 1 |
| Number | Register | Usage | | Number | Register | Usage |
|-------:|---------:|-----------------| |-------:|---------:|-----------------|

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emu/cpu_const.h Normal file
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#ifndef EMU_CPU_CONST_H
#define EMU_CPU_CONST_H
typedef enum
{
HLT = 0x00,
ADD = 0x01,
SUB = 0x02,
MUL = 0x03,
DIV = 0x04,
LBS = 0x05,
RBS = 0x06,
BAN = 0x07,
BOR = 0x08,
BXO = 0x09,
BNO = 0x0A,
PUS = 0x0B,
POP = 0x0C,
JMP = 0x0D,
JEQ = 0x0E,
JNZ = 0x0F,
CAL = 0x10,
RET = 0x11,
REG = 0x12,
INT = 0x13,
INP = 0x14,
OUT = 0x15,
DIN = 0x16,
DOT = 0x17,
MOV = 0x18
} CpuInstructions;
typedef enum
{
R0 = 0x0,
R1 = 0x1,
R2 = 0x2,
R3 = 0x3,
ACU = 0x4,
PC = 0x5,
SP = 0x6
} CpuRegisters;
typedef enum
{
value = 0x0,
register = 0x1,
ram = 0x2,
pointerInRegister = 0x3
} ArgumentInfo;
#define INSTRUCTION_BIT_MASK 0b1111111111110000
#define INSTRUCTION_ARG_1_INFO_MASK 0b0000000000001100
#define INSTRUCTION_ARG_2_INFO_MASK 0b0000000000000011
#endif