2020-08-17 11:50:53 +08:00
|
|
|
from .insn_rv32i_u_type import *
|
2020-08-11 17:32:56 +08:00
|
|
|
|
|
|
|
|
"""
|
|
|
|
|
AUIPC instruction
|
|
|
|
|
"""
|
|
|
|
|
|
|
|
|
|
class InsnAuipc(InsnRV32IUType):
|
2020-08-20 17:28:09 +08:00
|
|
|
def __init__(self, params):
|
|
|
|
|
super().__init__(params, 0b0010111)
|
2020-08-21 10:33:02 +08:00
|
|
|
|
2020-08-11 17:32:56 +08:00
|
|
|
def elaborate(self, platform):
|
|
|
|
|
m = super().elaborate(platform)
|
|
|
|
|
|
|
|
|
|
m.d.comb += self.spec_rd_wdata.eq(Mux(self.spec_rd_addr, self.rvfi_pc_rdata + self.insn_imm, 0))
|
|
|
|
|
|
|
|
|
|
return m
|
