about summary refs log tree commit diff
path: root/users/tazjin/rlox/src/bytecode/vm.rs
diff options
context:
space:
mode:
authorVincent Ambo <mail@tazj.in>2021-02-28T13·15+0200
committertazjin <mail@tazj.in>2021-02-28T14·36+0000
commit47ffa8071152bcafb4b6ff87a3142bf12dbce12b (patch)
treea97b223762525febc0a2cfefa5be413a7b80e901 /users/tazjin/rlox/src/bytecode/vm.rs
parent127ef984865500d70176347861b2e8bad29a39be (diff)
feat(tazjin/rlox): Support trivial literals in bytecode compiler r/2252
Adds support for true, false & nil. These each come with a new
separate opcode and are pushed directly on the stack.

Change-Id: I405b5b09496dcf99d514d3411c083e0834377167
Reviewed-on: https://cl.tvl.fyi/c/depot/+/2571
Reviewed-by: tazjin <mail@tazj.in>
Tested-by: BuildkiteCI
Diffstat (limited to 'users/tazjin/rlox/src/bytecode/vm.rs')
-rw-r--r--users/tazjin/rlox/src/bytecode/vm.rs4
1 files changed, 4 insertions, 0 deletions
diff --git a/users/tazjin/rlox/src/bytecode/vm.rs b/users/tazjin/rlox/src/bytecode/vm.rs
index ee3abbd6cc18..74c3e338fce4 100644
--- a/users/tazjin/rlox/src/bytecode/vm.rs
+++ b/users/tazjin/rlox/src/bytecode/vm.rs
@@ -72,6 +72,10 @@ impl VM {
                     self.push(c);
                 }
 
+                OpCode::OpNil => self.push(Value::Nil),
+                OpCode::OpTrue => self.push(Value::Bool(true)),
+                OpCode::OpFalse => self.push(Value::Bool(false)),
+
                 OpCode::OpNegate => {
                     let v = self.pop();
                     with_type!(