Constructor
new CPURegs()
Create the register array. The registers are pre-allocated as Word
objects. The number of registers is defined by the constant
REGISTERS_COUNT under the system constants. At least 4 registers are
required.
Properties:
| Name | Type | Description |
|---|---|---|
registers |
Array.<Word> | The array of CPU registers |
- Source:
Classes
Methods
read_reg(index) → {Array.<Tri>}
Reads a word from the register specified by the index, which must be
within the bounds of the size of the register array.
Parameters:
| Name | Type | Description |
|---|---|---|
index |
number | the index of the register to read from |
- Source:
Throws:
-
- if the index is reserved or out of bounds
- Type
- Error
Returns:
- the word stored in the register
- Type
- Array.<Tri>
write_reg(word, index)
Writes a word to the register specified by the index, which must be
within the bounds of the size of the register array.
Parameters:
| Name | Type | Description |
|---|---|---|
word |
Array.<Tri> | the word to write to the register |
index |
number | the index of the register to write to |
- Source:
Throws:
-
- if the index is reserved or out of bounds
- Type
- Error