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#!/usr/bin/env python3
import sys
REG_F = {
"TREG_F": 0x00c,
"DREG_F": 0x09c,
"IREG_F": 0x12c,
"SREG_F": 0x1bc,
"UREG_F": 0x24c,
"OREG_F": 0x2dc,
"YREG_F": 0x36c,
"KREG_F": 0x3fc,
"BREG_F": 0x48c,
"MREG_F": 0x51c,
"AREG_F": 0x5ac,
"PREG_F": 0x63c,
"NREG_F": 0x6cc,
"WREG_F": 0x75c,
"JREG_F": 0x7ec,
"HREG_F": 0x87c,
"VREG_F": 0x90c,
"XREG_F": 0x99c,
"ZREG_F": 0xa2c,
"nREG_F": 0xabc,
"kREG_F": 0xb4c,
"oREG_F": 0xbdc,
"yREG_F": 0xc6c,
"aREG_F": 0xcfc,
"hREG_F": 0xd8c,
"tREG_F": 0xe1c
}
REG_S = {
"TREG_S": 0x084,
"DREG_S": 0x114,
"IREG_S": 0x1a4,
"SREG_S": 0x234,
"UREG_S": 0x2c4,
"OREG_S": 0x354,
"YREG_S": 0x3e4,
"KREG_S": 0x474,
"BREG_S": 0x504,
"MREG_S": 0x594,
"AREG_S": 0x624,
"PREG_S": 0x6b4,
"NREG_S": 0x744,
"WREG_S": 0x7d4,
"JREG_S": 0x864,
"HREG_S": 0x8f4,
"VREG_S": 0x984,
"XREG_S": 0xa14,
"ZREG_S": 0xaa4,
"nREG_S": 0xb34,
"kREG_S": 0xbc4,
"oREG_S": 0xc54,
"yREG_S": 0xce4,
"aREG_S": 0xd74,
"hREG_S": 0xe04,
"tREG_S": 0xe94
}
def find_register(hex_val, reg_map, step):
best_match = None
best_base = -1
for name, base in reg_map.items():
if base <= hex_val and base > best_base:
best_match = name
best_base = base
if best_match is not None:
index = (hex_val - best_base) // step
expected = best_base + index * step
if expected == hex_val:
return f"{best_match}({index})"
raise ValueError("No matching register found.")
def main():
if len(sys.argv) != 3:
print("Usage: greg_calc.py [s|f] [hex_val]")
return
mode = sys.argv[1].lower()
try:
hex_val = int(sys.argv[2], 16)
except ValueError:
print("Invalid hex value. Use format like 0x75c")
return
if mode == 'f':
result = find_register(hex_val, REG_F, 4)
elif mode == 's':
result = find_register(hex_val, REG_S, 2)
else:
print("Invalid mode. Use 's' for short or 'f' for float.")
return
print(result)
if __name__ == "__main__":
main()
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