添加cpu指令生成函数

This commit is contained in:
ranchuan
2024-12-05 11:16:00 +08:00
parent 796b1280e3
commit c992713bb5

57
cpu.py
View File

@@ -111,12 +111,65 @@ class cpu(object):
# 在指定寄存器不为0时跳转
# 1010_0010_0000_0000_juge_reg[8]_reg[8]
# 栈操作指令 1011_xxxx_0000_0000_0000_0000_0000_0000
# 所有寄存器入栈 fp sp rp regs[32]
# 1011_0000_0000_0000_0000_0000_0000_0000
# 所有寄存器出栈 fp sp rp regs[32]
# 1011_0001_0000_0000_0000_0000_0000_0000
# 栈增一个字长 并在原栈位置设置初值
# 1011_0010_0000_0000_0000_0000_reg[8]
# 栈增reg_num个字长 并在原栈位置reg_addr所指地址的初值
# 1011_0011_0000_0000_reg_num[8]_reg_addr[8]
# 栈减reg_num个字长
# 1011_0100_0000_0000_0000_0000_reg_num[8]
class instruction(object):
def __init__(self) -> None:
self.jmp
pass
def add(self,src1:int,src2:int,dst:int):
return (0x81<<24)|(src1<<16)|(src2<<8)|(dst)
def sub(self,src1:int,src2:int,dst:int):
return (0x82<<24)|(src1<<16)|(src2<<8)|(dst)
def mul(self,src1:int,src2:int,dst:int):
return (0x83<<24)|(src1<<16)|(src2<<8)|(dst)
def div(self,src1:int,src2:int,dst:int):
return (0x84<<24)|(src1<<16)|(src2<<8)|(dst)
def bitand(self,src1:int,src2:int,dst:int):
return (0x85<<24)|(src1<<16)|(src2<<8)|(dst)
def bitor(self,src1:int,src2:int,dst:int):
return (0x86<<24)|(src1<<16)|(src2<<8)|(dst)
def bitxor(self,src1:int,src2:int,dst:int):
return (0x87<<24)|(src1<<16)|(src2<<8)|(dst)
def mov(self,src:int,dst:int):
return (0x88<<24)|(src<<8)|(dst)
def lsh(self,shift_bit:int,src:int,dst:int):
return (0x89<<24)|(shift_bit<<16)|(src<<8)|(dst)
def rsh(self,shift_bit:int,src:int,dst:int):
return (0x8a<<24)|(shift_bit<<16)|(src<<8)|(dst)
def neg(self,src:int,dst:int):
return (0x8b<<24)|(src<<8)|(dst)
def load(self,reg:int,mem_addr_reg:int):
return (0x91<<24)|(reg<<8)|(mem_addr_reg)
def save(self,reg:int,mem_addr_reg:int):
return (0x92<<24)|(reg<<8)|(mem_addr_reg)
def jmp(self,addr_reg:int):
return (0xa0<<24)|(addr_reg)
def jmp_zero(self,juge_reg:int,reg:int):
return (0xa1<<24)|(juge_reg<<8)|(reg)
def jmp_no_zero(self,juge_reg:int,reg:int):
return (0xa2<<24)|(juge_reg<<8)|(reg)
def push_all(self):
return (0xb0<<24)
def pop_all(self):
return (0xb1<<24)
def sp_add(self,reg:int):
return (0xb2<<24)|(reg)
def sp_add_count(self,count_reg:int,data_addr_reg:int):
return (0xb3<<24)|(count_reg<<8)|(data_addr_reg)
def sp_sub(self,count_reg:int):
return (0xb4<<24)|(count_reg)