bjoernager/rust
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Refactor push_stack_frame.

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This commit is contained in:
Scott Olson 2015-11-20 20:52:33 -06:00
parent 0a2f43e553
commit e05df509fb
1 changed files with 5 additions and 3 deletions
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8
src/interpreter.rs
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@ -90,20 +90,22 @@ impl<'a, 'tcx> Interpreter<'a, 'tcx> {
}
fn push_stack_frame(&mut self, mir: &Mir, args: &[Value], return_ptr: Pointer) {
self.call_stack.push(Frame {
let frame = Frame {
return_ptr: return_ptr,
offset: self.value_stack.len(),
num_args: mir.arg_decls.len(),
num_vars: mir.var_decls.len(),
num_temps: mir.temp_decls.len(),
});
};
let frame = self.call_stack.last().unwrap();
self.value_stack.extend(iter::repeat(Value::Uninit).take(frame.size()));
for (i, arg) in args.iter().enumerate() {
self.value_stack[frame.arg_offset(i)] = arg.clone();
}
self.call_stack.push(frame);
}
fn pop_stack_frame(&mut self) {