b1dd4ad373
Use derived type variables with the 'LaneOf' function. Add u8 immediates to be used for lane indexes and bit shifts.
45 lines
1.5 KiB
Python
45 lines
1.5 KiB
Python
"""
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The cretonne.formats defines all instruction formats.
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Every instruction format has a corresponding `InstructionData` variant in the
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Rust representation of cretonne IL, so all instruction formats must be defined
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in this module.
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"""
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from . import InstructionFormat, value, variable_args
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from immediates import imm64, uimm8, ieee32, ieee64, immvector
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from entities import ebb, function, jump_table
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Nullary = InstructionFormat()
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Unary = InstructionFormat(value)
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UnaryImm = InstructionFormat(imm64)
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UnaryIeee32 = InstructionFormat(ieee32)
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UnaryIeee64 = InstructionFormat(ieee64)
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UnaryImmVector = InstructionFormat(immvector)
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Binary = InstructionFormat(value, value)
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BinaryImm = InstructionFormat(value, imm64)
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BinaryImmRev = InstructionFormat(imm64, value)
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# Generate result + overflow flag.
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BinaryOverflow = InstructionFormat(value, value, multiple_results=True)
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# The select instructions are controlled by the second value operand.
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# The first value operand is the controlling flag whisch has a derived type.
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Select = InstructionFormat(value, value, value, typevar_operand=1)
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InsertLane = InstructionFormat(value, uimm8, value)
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ExtractLane = InstructionFormat(value, uimm8)
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Jump = InstructionFormat(ebb, variable_args, boxed_storage=True)
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Branch = InstructionFormat(value, ebb, variable_args, boxed_storage=True)
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BranchTable = InstructionFormat(value, jump_table)
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Call = InstructionFormat(
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function, variable_args, multiple_results=True, boxed_storage=True)
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# Finally extract the names of global variables in this module.
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InstructionFormat.extract_names(globals())
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