mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-22 14:55:26 +00:00
liveness: Remove redundant fields for a number of live nodes and variables
This commit is contained in:
parent
9b5835ec79
commit
2fb1564457
@ -249,8 +249,6 @@ enum VarKind {
|
||||
struct IrMaps<'tcx> {
|
||||
tcx: TyCtxt<'tcx>,
|
||||
body_owner: LocalDefId,
|
||||
num_live_nodes: usize,
|
||||
num_vars: usize,
|
||||
live_node_map: HirIdMap<LiveNode>,
|
||||
variable_map: HirIdMap<Variable>,
|
||||
capture_info_map: HirIdMap<Rc<Vec<CaptureInfo>>>,
|
||||
@ -263,8 +261,6 @@ impl IrMaps<'tcx> {
|
||||
IrMaps {
|
||||
tcx,
|
||||
body_owner,
|
||||
num_live_nodes: 0,
|
||||
num_vars: 0,
|
||||
live_node_map: HirIdMap::default(),
|
||||
variable_map: HirIdMap::default(),
|
||||
capture_info_map: Default::default(),
|
||||
@ -274,9 +270,8 @@ impl IrMaps<'tcx> {
|
||||
}
|
||||
|
||||
fn add_live_node(&mut self, lnk: LiveNodeKind) -> LiveNode {
|
||||
let ln = LiveNode(self.num_live_nodes as u32);
|
||||
let ln = LiveNode(self.lnks.len() as u32);
|
||||
self.lnks.push(lnk);
|
||||
self.num_live_nodes += 1;
|
||||
|
||||
debug!("{:?} is of kind {}", ln, live_node_kind_to_string(lnk, self.tcx));
|
||||
|
||||
@ -291,9 +286,8 @@ impl IrMaps<'tcx> {
|
||||
}
|
||||
|
||||
fn add_variable(&mut self, vk: VarKind) -> Variable {
|
||||
let v = Variable(self.num_vars as u32);
|
||||
let v = Variable(self.var_kinds.len() as u32);
|
||||
self.var_kinds.push(vk);
|
||||
self.num_vars += 1;
|
||||
|
||||
match vk {
|
||||
Local(LocalInfo { id: node_id, .. }) | Param(node_id, _) | Upvar(node_id, _) => {
|
||||
@ -672,8 +666,8 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> {
|
||||
let typeck_results = ir.tcx.typeck(def_id);
|
||||
let param_env = ir.tcx.param_env(def_id);
|
||||
|
||||
let num_live_nodes = ir.num_live_nodes;
|
||||
let num_vars = ir.num_vars;
|
||||
let num_live_nodes = ir.lnks.len();
|
||||
let num_vars = ir.var_kinds.len();
|
||||
|
||||
Liveness {
|
||||
ir,
|
||||
@ -719,7 +713,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> {
|
||||
}
|
||||
|
||||
fn idx(&self, ln: LiveNode, var: Variable) -> usize {
|
||||
ln.get() * self.ir.num_vars + var.get()
|
||||
ln.get() * self.ir.var_kinds.len() + var.get()
|
||||
}
|
||||
|
||||
fn live_on_entry(&self, ln: LiveNode, var: Variable) -> Option<LiveNodeKind> {
|
||||
@ -756,7 +750,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> {
|
||||
{
|
||||
let node_base_idx = self.idx(ln, Variable(0));
|
||||
let succ_base_idx = self.idx(succ_ln, Variable(0));
|
||||
for var_idx in 0..self.ir.num_vars {
|
||||
for var_idx in 0..self.ir.var_kinds.len() {
|
||||
op(self, node_base_idx + var_idx, succ_base_idx + var_idx);
|
||||
}
|
||||
}
|
||||
@ -766,7 +760,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> {
|
||||
F: FnMut(usize) -> bool,
|
||||
{
|
||||
let node_base_idx = self.idx(ln, Variable(0));
|
||||
for var_idx in 0..self.ir.num_vars {
|
||||
for var_idx in 0..self.ir.var_kinds.len() {
|
||||
let idx = node_base_idx + var_idx;
|
||||
if test(idx) {
|
||||
write!(wr, " {:?}", Variable(var_idx as u32))?;
|
||||
@ -797,7 +791,7 @@ impl<'a, 'tcx> Liveness<'a, 'tcx> {
|
||||
debug!(
|
||||
"^^ liveness computation results for body {} (entry={:?})",
|
||||
{
|
||||
for ln_idx in 0..self.ir.num_live_nodes {
|
||||
for ln_idx in 0..self.ir.lnks.len() {
|
||||
debug!("{:?}", self.ln_str(LiveNode(ln_idx as u32)));
|
||||
}
|
||||
hir_id
|
||||
|
Loading…
Reference in New Issue
Block a user