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def operand_types {{
'sb' : ('signed int', 8),
'ub' : ('unsigned int', 8),
'shw' : ('signed int', 16),
'uhw' : ('unsigned int', 16),
'sw' : ('signed int', 32),
'uw' : ('unsigned int', 32),
'sdw' : ('signed int', 64),
'udw' : ('unsigned int', 64),
'sf' : ('float', 32),
'df' : ('float', 64),
'qf' : ('float', 128)
}};
def operands {{
# Int regs default to unsigned, but code should not count on this.
# For clarity, descriptions that depend on unsigned behavior should
# explicitly specify '.uq'.
'Rd': IntRegOperandTraits('udw', 'RD', 'IsInteger', 1),
'Rs1': IntRegOperandTraits('udw', 'RS1', 'IsInteger', 2),
'Rs2': IntRegOperandTraits('udw', 'RS2', 'IsInteger', 3),
#'Fa': FloatRegOperandTraits('df', 'FA', 'IsFloating', 1),
#'Fb': FloatRegOperandTraits('df', 'FB', 'IsFloating', 2),
#'Fc': FloatRegOperandTraits('df', 'FC', 'IsFloating', 3),
'Mem': MemOperandTraits('udw', None,
('IsMemRef', 'IsLoad', 'IsStore'), 4)
#'NPC': NPCOperandTraits('uq', None, ( None, None, 'IsControl' ), 4),
#'Runiq': ControlRegOperandTraits('uq', 'Uniq', None, 1),
#'FPCR': ControlRegOperandTraits('uq', 'Fpcr', None, 1),
# The next two are hacks for non-full-system call-pal emulation
#'R0': IntRegOperandTraits('uq', '0', None, 1),
#'R16': IntRegOperandTraits('uq', '16', None, 1)
}};
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