diff options
Diffstat (limited to 'src/forth/vm.rs')
| -rw-r--r-- | src/forth/vm.rs | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/forth/vm.rs b/src/forth/vm.rs index fe034a6..8cec0d2 100644 --- a/src/forth/vm.rs +++ b/src/forth/vm.rs @@ -2,9 +2,11 @@ use log::debug; use std::ops::Index; +pub type DataStackType = i32; + #[derive(Clone, Debug, Eq, PartialEq)] pub enum OpCode { - Num(i32), + Num(DataStackType), Str(usize, usize), Call(usize), TCall(usize), // tail call, really just ‘jmp’, but named to indicate desired usage. @@ -85,7 +87,7 @@ impl Default for InstructionPointer { } #[derive(Debug)] -pub struct DataStack(pub Vec<i32>); +pub struct DataStack(pub Vec<DataStackType>); #[derive(Debug)] pub struct CallStack(pub Vec<InstructionPointer>); |