| Package | Description |
|---|---|
| org.jikesrvm.compilers.opt.regalloc | |
| org.jikesrvm.compilers.opt.ssa |
SSA implementation (disabled because of bugs, see entry in issue tracker).
|
| Modifier and Type | Method and Description |
|---|---|
boolean |
Coalesce.attempt(LiveAnalysis live,
Register r1,
Register r2)
Attempt to coalesce register r2 into register r1.
|
private boolean |
Coalesce.isLiveAtDef(Register r1,
Register r2,
LiveAnalysis live)
Is register r1 live at any def of register r2?
|
| Modifier and Type | Field and Description |
|---|---|
private LiveAnalysis |
EnterSSA.live
Cached results of liveness analysis
|
| Modifier and Type | Method and Description |
|---|---|
private static void |
LiveRangeSplitting.LiveRangeSplittingPhase.addEntriesForInfrequentBlocks(IR ir,
LiveAnalysis live,
HashMap<LiveRangeSplitting.LiveRangeSplittingPhase.BasicBlockPair,HashSet<Register>> result)
Split live ranges on entry and exit to infrequent regions.
|
private static HashMap<LiveRangeSplitting.LiveRangeSplittingPhase.BasicBlockPair,HashSet<Register>> |
LiveRangeSplitting.LiveRangeSplittingPhase.findSplitPoints(IR ir,
LiveAnalysis live,
LSTGraph lst)
Find the points the IR where live ranges should be split.
|
private void |
LeaveSSA.insertCopies(BasicBlock bb,
DominatorTree dom,
LiveAnalysis live)
Insert copy instructions into a basic block to safely translate out
of SSA form.
|
private void |
LeaveSSA.scheduleCopies(BasicBlock bb,
LiveAnalysis live)
Record pending copy operations needed to insert at the end of a basic
block.
|