From 35b515e53b3294d4bbbc6cf373a993a08d3a0cb6 Mon Sep 17 00:00:00 2001
From: Donald Sebastian Leung
Date: Tue, 11 Aug 2020 17:30:47 +0800
Subject: [PATCH] Add LUI instruction
---
insns/InsnLui.py | 15 +++++++++++++++
1 file changed, 15 insertions(+)
create mode 100644 insns/InsnLui.py
diff --git a/insns/InsnLui.py b/insns/InsnLui.py
new file mode 100644
index 0000000..fa8ec49
--- /dev/null
+++ b/insns/InsnLui.py
@@ -0,0 +1,15 @@
+from InsnRV32IUType import *
+
+"""
+LUI instruction
+"""
+
+class InsnLui(InsnRV32IUType):
+ def __init__(self, RISCV_FORMAL_ILEN, RISCV_FORMAL_XLEN, RISCV_FORMAL_CSR_MISA, RISCV_FORMAL_COMPRESSED):
+ super().__init__(RISCV_FORMAL_ILEN, RISCV_FORMAL_XLEN, RISCV_FORMAL_CSR_MISA, RISCV_FORMAL_COMPRESSED, 0b0110111)
+ def elaborate(self, platform):
+ m = super().elaborate(platform)
+
+ m.d.comb += self.spec_rd_wdata.eq(Mux(self.spec_rd_addr, self.insn_imm, 0))
+
+ return m