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-rw-r--r--llvm/lib/CodeGen/LexicalScopes.cpp11
1 files changed, 5 insertions, 6 deletions
diff --git a/llvm/lib/CodeGen/LexicalScopes.cpp b/llvm/lib/CodeGen/LexicalScopes.cpp
index 006db6ccc9e..e58145826ff 100644
--- a/llvm/lib/CodeGen/LexicalScopes.cpp
+++ b/llvm/lib/CodeGen/LexicalScopes.cpp
@@ -25,10 +25,11 @@
#include "llvm/Support/FormattedStream.h"
using namespace llvm;
-LexicalScopes::~LexicalScopes() { releaseMemory(); }
+/// ~LexicalScopes - final cleanup after ourselves.
+LexicalScopes::~LexicalScopes() { reset(); }
-/// releaseMemory - release memory.
-void LexicalScopes::releaseMemory() {
+/// reset - Reset the instance so that it's prepared for another function.
+void LexicalScopes::reset() {
MF = NULL;
CurrentFnLexicalScope = NULL;
DeleteContainerSeconds(LexicalScopeMap);
@@ -39,7 +40,7 @@ void LexicalScopes::releaseMemory() {
/// initialize - Scan machine function and constuct lexical scope nest.
void LexicalScopes::initialize(const MachineFunction &Fn) {
- releaseMemory();
+ reset();
MF = &Fn;
SmallVector<InsnRange, 4> MIRanges;
DenseMap<const MachineInstr *, LexicalScope *> MI2ScopeMap;
@@ -311,8 +312,6 @@ bool LexicalScopes::dominates(DebugLoc DL, MachineBasicBlock *MBB) {
return Result;
}
-void LexicalScope::anchor() {}
-
/// dump - Print data structures.
void LexicalScope::dump(unsigned Indent) const {
#ifndef NDEBUG
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