23 lines
563 B
Python
23 lines
563 B
Python
"""
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Aarch64 register banks.
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"""
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from __future__ import absolute_import
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from cdsl.registers import RegBank, RegClass
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from .defs import ISA
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# The `x31` regunit serves as the stack pointer / zero register depending on
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# context. We reserve it and don't model the difference.
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IntRegs = RegBank(
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'IntRegs', ISA,
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'General purpose registers',
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units=32, prefix='x')
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FloatRegs = RegBank(
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'FloatRegs', ISA,
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'Floating point registers',
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units=32, prefix='v')
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GPR = RegClass('GPR', IntRegs)
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FPR = RegClass('FPR', FloatRegs)
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