Monitor stack

dlunch · dlunch · commit 48bb1e07f569 · 2025-11-08T20:06:54.000+09:00
diff --git a/jvm_rust/src/interpreter.rs b/jvm_rust/src/interpreter.rs
@@ -794,10 +794,12 @@ impl Interpreter {
                 return Ok(ExecuteNext::Jump((current_offset as i32 + *default) as u32));
             }
             Opcode::Monitorenter => {
-                tracing::warn!("Unimplemented monitorenter");
+                let stack_value = stack_frame.operand_stack.pop().unwrap();
+                tracing::warn!("Unimplemented monitorenter{stack_value:?}");
             }
             Opcode::Monitorexit => {
-                tracing::warn!("Unimplemented monitorexit");
+                let stack_value = stack_frame.operand_stack.pop().unwrap();
+                tracing::warn!("Unimplemented monitorexit{stack_value:?}");
             }
             Opcode::Multianewarray(x, d) => {
                 let mut dimensions: Vec<i32> = (0..*d).map(|_| stack_frame.operand_stack.pop().unwrap().into()).collect();

Original file line number	Diff line number	Diff line change
`@@ -794,10 +794,12 @@ impl Interpreter {`
`794`	`794`	`return Ok(ExecuteNext::Jump((current_offset as i32 + *default) as u32));`
`795`	`795`	`}`
`796`	`796`	`Opcode::Monitorenter => {`
`797`		`- tracing::warn!("Unimplemented monitorenter");`
	`797`	`+ let stack_value = stack_frame.operand_stack.pop().unwrap();`
	`798`	`+ tracing::warn!("Unimplemented monitorenter{stack_value:?}");`
`798`	`799`	`}`
`799`	`800`	`Opcode::Monitorexit => {`
`800`		`- tracing::warn!("Unimplemented monitorexit");`
	`801`	`+ let stack_value = stack_frame.operand_stack.pop().unwrap();`
	`802`	`+ tracing::warn!("Unimplemented monitorexit{stack_value:?}");`
`801`	`803`	`}`
`802`	`804`	`Opcode::Multianewarray(x, d) => {`
`803`	`805`	`let mut dimensions: Vec<i32> = (0..*d).map(\|_\| stack_frame.operand_stack.pop().unwrap().into()).collect();`