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add new instruction support :DNE,

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move devcontainer to firmware folder,
implement RTL ALU PC RegFile,
This commit is contained in:
Arthur Lu 2022-08-13 23:34:46 +00:00
parent be156765f3
commit a659abea2a
1 changed files with 4 additions and 0 deletions
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4
firmware/assembler.py
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@ -37,6 +37,7 @@ op_type = {
'PTY': 'G', 'PTY': 'G',
'CHK': 'A', 'CHK': 'A',
'XOR': 'A', 'XOR': 'A',
'DNE': 'N',
'JNZ': 'G', 'JNZ': 'G',
'JEZ': 'G', 'JEZ': 'G',
'JMP': 'G', 'JMP': 'G',
@ -59,6 +60,7 @@ op_codes = {
'PTY': 0b0_1000_1000, 'PTY': 0b0_1000_1000,
'CHK': 0b0_1001_0000, 'CHK': 0b0_1001_0000,
'XOR': 0b0_1010_0000, 'XOR': 0b0_1010_0000,
'DNE': 0b0_1011_1111,
'JNZ': 0b0_1110_0000, 'JNZ': 0b0_1110_0000,
'JEZ': 0b0_1110_1000, 'JEZ': 0b0_1110_1000,
'JMP': 0b0_1111_0000, 'JMP': 0b0_1111_0000,
@ -73,6 +75,8 @@ def get_reg(type, opcode):
return reg_map[opcode] return reg_map[opcode]
elif type == 'A': elif type == 'A':
return reg_map[opcode] return reg_map[opcode]
elif type == 'N':
return 0
else: else:
print('invalid opcode detected: ' + opcode) print('invalid opcode detected: ' + opcode)
exit(1) exit(1)