Make uarch counters read-only

rocket/src/main/scala/instructions.scala

@@ -219,22 +219,6 @@ object CSRs {
   val fflags = 0x1
   val frm = 0x2
   val fcsr = 0x3
-  val uarch0 = 0x80
-  val uarch1 = 0x81
-  val uarch2 = 0x82
-  val uarch3 = 0x83
-  val uarch4 = 0x84
-  val uarch5 = 0x85
-  val uarch6 = 0x86
-  val uarch7 = 0x87
-  val uarch8 = 0x88
-  val uarch9 = 0x89
-  val uarch10 = 0x8a
-  val uarch11 = 0x8b
-  val uarch12 = 0x8c
-  val uarch13 = 0x8d
-  val uarch14 = 0x8e
-  val uarch15 = 0x8f
   val sup0 = 0x500
   val sup1 = 0x501
   val epc = 0x502
@@ -258,27 +242,27 @@ object CSRs {
   val cycle = 0xc00
   val time = 0xc01
   val instret = 0xc02
+  val uarch0 = 0xc10
+  val uarch1 = 0xc11
+  val uarch2 = 0xc12
+  val uarch3 = 0xc13
+  val uarch4 = 0xc14
+  val uarch5 = 0xc15
+  val uarch6 = 0xc16
+  val uarch7 = 0xc17
+  val uarch8 = 0xc18
+  val uarch9 = 0xc19
+  val uarch10 = 0xc1a
+  val uarch11 = 0xc1b
+  val uarch12 = 0xc1c
+  val uarch13 = 0xc1d
+  val uarch14 = 0xc1e
+  val uarch15 = 0xc1f
   val all = {
     val res = collection.mutable.ArrayBuffer[Int]()
     res += fflags
     res += frm
     res += fcsr
-    res += uarch0
-    res += uarch1
-    res += uarch2
-    res += uarch3
-    res += uarch4
-    res += uarch5
-    res += uarch6
-    res += uarch7
-    res += uarch8
-    res += uarch9
-    res += uarch10
-    res += uarch11
-    res += uarch12
-    res += uarch13
-    res += uarch14
-    res += uarch15
     res += sup0
     res += sup1
     res += epc
@@ -302,6 +286,22 @@ object CSRs {
     res += cycle
     res += time
     res += instret
+    res += uarch0
+    res += uarch1
+    res += uarch2
+    res += uarch3
+    res += uarch4
+    res += uarch5
+    res += uarch6
+    res += uarch7
+    res += uarch8
+    res += uarch9
+    res += uarch10
+    res += uarch11
+    res += uarch12
+    res += uarch13
+    res += uarch14
+    res += uarch15
     res.toArray
   }
 }