Implement OR

1 files changed, 9 insertions, 0 deletions

diff --git a/src/instructions/rvi.rs b/src/instructions/rvi.rs
index 395fe8e..69670d0 100644
--- a/src/instructions/rvi.rs
+++ b/src/instructions/rvi.rs
@@ -52,6 +52,15 @@ pub fn andi(core: &mut Core, instr: Instruction) -> InstructionResult {
     InstructionResult::Normal
 }
 
+pub fn or(core: &mut Core, instr: Instruction) -> InstructionResult {
+    core.reg_write(
+        instr.rd(),
+        core.reg_read(instr.rs1()) | core.reg_read(instr.rs2()),
+    );
+    core.advance_pc();
+    InstructionResult::Normal
+}
+
 pub fn slli(core: &mut Core, instr: Instruction) -> InstructionResult {
     core.reg_write(instr.rd(), core.reg_read(instr.rs1()) << instr.imm_shamt());
     core.advance_pc();