riscv-formal-nmigen/insns/InsnSlti.py

16 lines
510 B
Python

from InsnRV32IITypeArith import *
"""
SLTI instruction
"""
class InsnSlti(InsnRV32IITypeArith):
def __init__(self, RISCV_FORMAL_ILEN, RISCV_FORMAL_XLEN, RISCV_FORMAL_CSR_MISA):
super().__init__(RISCV_FORMAL_ILEN, RISCV_FORMAL_XLEN, RISCV_FORMAL_CSR_MISA, 0b010)
def elaborate(self, platform):
m = super().elaborate(platform)
m.d.comb += self.spec_rd_wdata.eq(Mux(self.spec_rd_addr, Value.as_signed(self.rvfi_rs1_rdata) < Value.as_signed(self.insn_imm), 0))
return m