Changes in directory llvm/include/llvm/CodeGen:
LiveInterval.h updated: 1.17 -> 1.18
---
Log message:
Switch to using smallvector for liveintervals. This speeds up live interval
analysis 11% on kc++.
---
Diffs of the changes: (+2 -1)
LiveInterval.h | 3 ++-
1 files changed, 2 insertions(+), 1 deletion(-)
Index: llvm/include/llvm/CodeGen/LiveInterval.h
diff -u llvm/include/llvm/CodeGen/LiveInterval.h:1.17
llvm/include/llvm/CodeGen/LiveInterval.h:1.18
--- llvm/include/llvm/CodeGen/LiveInterval.h:1.17 Mon Aug 21 18:15:12 2006
+++ llvm/include/llvm/CodeGen/LiveInterval.h Tue Aug 22 01:32:56 2006
@@ -21,6 +21,7 @@
#ifndef LLVM_CODEGEN_LIVEINTERVAL_H
#define LLVM_CODEGEN_LIVEINTERVAL_H
+#include "llvm/ADT/SmallVector.h"
#include <iosfwd>
#include <vector>
#include <cassert>
@@ -72,7 +73,7 @@
/// register or value. This class also contains a bit of register allocator
/// state.
struct LiveInterval {
- typedef std::vector<LiveRange> Ranges;
+ typedef SmallVector<LiveRange,4> Ranges;
unsigned reg; // the register of this interval
float weight; // weight of this interval
Ranges ranges; // the ranges in which this register is live
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