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Remove the CFG entry_block member.

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It was not used.
This commit is contained in:
Jakob Stoklund Olesen
2017-10-20 09:19:28 -07:00
parent 2569ef4c42
commit 8e9ac361bd
1 changed files with 0 additions and 3 deletions
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3
lib/cretonne/src/flowgraph.rs
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@@ -45,7 +45,6 @@ pub struct CFGNode {
/// extended basic blocks. /// extended basic blocks.
#[derive(Debug)] #[derive(Debug)]
pub struct ControlFlowGraph { pub struct ControlFlowGraph {
entry_block: Option<Ebb>,
data: EntityMap<Ebb, CFGNode>, data: EntityMap<Ebb, CFGNode>,
valid: bool, valid: bool,
} }
@@ -54,7 +53,6 @@ impl ControlFlowGraph {
/// Allocate a new blank control flow graph. /// Allocate a new blank control flow graph.
pub fn new() -> ControlFlowGraph { pub fn new() -> ControlFlowGraph {
ControlFlowGraph { ControlFlowGraph {
entry_block: None,
data: EntityMap::new(), data: EntityMap::new(),
valid: false, valid: false,
} }
@@ -71,7 +69,6 @@ impl ControlFlowGraph {
/// ///
/// This will clear and overwrite any information already stored in this data structure. /// This will clear and overwrite any information already stored in this data structure.
pub fn compute(&mut self, func: &Function) { pub fn compute(&mut self, func: &Function) {
self.entry_block = func.layout.entry_block();
self.data.clear(); self.data.clear();
self.data.resize(func.dfg.num_ebbs()); self.data.resize(func.dfg.num_ebbs());