Work on J instruction, WIP

1 files changed, 13 insertions, 1 deletions

diff --git a/pysc-v/InstructionSets/RV32I.py b/pysc-v/InstructionSets/RV32I.py
index 967b24d..dcdee36 100644
--- a/pysc-v/InstructionSets/RV32I.py
+++ b/pysc-v/InstructionSets/RV32I.py
@@ -50,7 +50,19 @@ class U(Instruction):
     pass
 
 class J(Instruction):
-    pass
+    # TODO check if it's correct
+    opcode = None
+
+    def __init__(self, rd, imm):
+        self.rd = rd
+        self.imm = imm
+
+    def compile(self):
+        return c_uint32(
+            (self.imm    << 12) +\
+            (self.rd     <<  7) +\
+            self.opcode
+        )
 
 
 class add(R):