implement CSR ops

1 files changed, 2 insertions, 1 deletions

diff --git a/src/state.rs b/src/state.rs
index 6b1fb81..d4690bb 100644
--- a/src/state.rs
+++ b/src/state.rs
@@ -1,10 +1,10 @@
 use crate::mem::Memory;
-use std::collections::HashSet;
 
 pub struct CpuState {
     pub memory: Memory,
     pub registers: [u32; 32],
     pub f_registers: [f32; 32],
+    pub csr: [u32; 4096],
     pub pc: u32,
     pub reserved_addr: Option<usize>,
 }
@@ -15,6 +15,7 @@ impl CpuState {
             memory,
             registers: [0u32; 32],
             f_registers: [0f32; 32],
+            csr: [0u32; 4096],
             pc: 0,
             reserved_addr: None,
         }