From d25a084858438dd1188113efb76548916c2da9de Mon Sep 17 00:00:00 2001
From: gdkchan <gab.dark.100@gmail.com>
Date: Wed, 19 Jun 2024 09:25:47 -0300
Subject: JIT: Ensure entry block has no predecessors on RegisterUsage pass
(#6951)
---
src/ARMeilleure/Translation/ControlFlowGraph.cs | 11 ++++++++++-
1 file changed, 10 insertions(+), 1 deletion(-)
(limited to 'src/ARMeilleure/Translation/ControlFlowGraph.cs')
diff --git a/src/ARMeilleure/Translation/ControlFlowGraph.cs b/src/ARMeilleure/Translation/ControlFlowGraph.cs
index 3ead49c9..45b092ec 100644
--- a/src/ARMeilleure/Translation/ControlFlowGraph.cs
+++ b/src/ARMeilleure/Translation/ControlFlowGraph.cs
@@ -11,7 +11,7 @@ namespace ARMeilleure.Translation
private int[] _postOrderMap;
public int LocalsCount { get; private set; }
- public BasicBlock Entry { get; }
+ public BasicBlock Entry { get; private set; }
public IntrusiveList<BasicBlock> Blocks { get; }
public BasicBlock[] PostOrderBlocks => _postOrderBlocks;
public int[] PostOrderMap => _postOrderMap;
@@ -34,6 +34,15 @@ namespace ARMeilleure.Translation
return result;
}
+ public void UpdateEntry(BasicBlock newEntry)
+ {
+ newEntry.AddSuccessor(Entry);
+
+ Entry = newEntry;
+ Blocks.AddFirst(newEntry);
+ Update();
+ }
+
public void Update()
{
RemoveUnreachableBlocks(Blocks);
--
cgit v1.2.3-70-g09d2