fb operand 2 register at 15
fB operand 2 register with L/R halves at 15
fC operand 3 register with L/R halves at 16:18,21:23
+ fe Like fT, but encoding is different.
Float registers for fmpyadd and fmpysub:
{ "fldw", 0x24000000, 0xfc001f80, "cxx(b),fT", pa10, FLAG_STRICT},
{ "fldw", 0x24001000, 0xfc001f80, "cm5(s,b),fT", pa10, FLAG_STRICT},
{ "fldw", 0x24001000, 0xfc001f80, "cm5(b),fT", pa10, FLAG_STRICT},
+{ "fldw", 0x5c000000, 0xfc000004, "d(s,b),fe", pa20, FLAG_STRICT},
+{ "fldw", 0x5c000000, 0xfc000004, "d(b),fe", pa20, FLAG_STRICT},
+{ "fldw", 0x58000000, 0xfc000004, "cJd(s,b),fe", pa20, FLAG_STRICT},
+{ "fldw", 0x58000000, 0xfc000004, "cJd(b),fe", pa20, FLAG_STRICT},
{ "fldd", 0x2c000000, 0xfc001fc0, "cxx(s,b),ft", pa10, FLAG_STRICT},
{ "fldd", 0x2c000000, 0xfc001fc0, "cxx(b),ft", pa10, FLAG_STRICT},
{ "fldd", 0x2c001000, 0xfc001fc0, "cm5(s,b),ft", pa10, FLAG_STRICT},
{ "fstw", 0x24000200, 0xfc001f80, "cxfT,x(b)", pa10, FLAG_STRICT},
{ "fstw", 0x24001200, 0xfc001f80, "cmfT,5(s,b)", pa10, FLAG_STRICT},
{ "fstw", 0x24001200, 0xfc001f80, "cmfT,5(b)", pa10, FLAG_STRICT},
+{ "fstw", 0x78000000, 0xfc000004, "fe,d(s,b)", pa20, FLAG_STRICT},
+{ "fstw", 0x78000000, 0xfc000004, "fe,d(b)", pa20, FLAG_STRICT},
+{ "fstw", 0x7c000000, 0xfc000004, "cJfe,d(s,b)", pa20, FLAG_STRICT},
+{ "fstw", 0x7c000000, 0xfc000004, "cJfe,d(b)", pa20, FLAG_STRICT},
{ "fstd", 0x2c000200, 0xfc001fc0, "cxft,x(s,b)", pa10, FLAG_STRICT},
{ "fstd", 0x2c000200, 0xfc001fc0, "cxft,x(b)", pa10, FLAG_STRICT},
{ "fstd", 0x2c001200, 0xfc001fc0, "cmft,5(s,b)", pa10, FLAG_STRICT},