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changeset 23003:1195884e1424

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TraceRA: check MoveFactory.allowConstantToStackMove for rematerialize.
author Josef Eisl <josef.eisl@jku.at>
date Mon, 16 Nov 2015 16:11:50 +0100
parents c067330a1ca1
children df4e158da404
files graal/com.oracle.graal.lir/src/com/oracle/graal/lir/alloc/trace/TraceLinearScanLifetimeAnalysisPhase.java
diffstat 1 files changed, 3 insertions(+), 0 deletions(-) [+]
line wrap: on
line diff
--- a/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/alloc/trace/TraceLinearScanLifetimeAnalysisPhase.java	Mon Nov 16 17:02:37 2015 +0100
+++ b/graal/com.oracle.graal.lir/src/com/oracle/graal/lir/alloc/trace/TraceLinearScanLifetimeAnalysisPhase.java	Mon Nov 16 16:11:50 2015 +0100
@@ -622,6 +622,9 @@
                 LoadConstantOp move = (LoadConstantOp) op;
                 if (move.getConstant() instanceof JavaConstant) {
                     if (!allocator.neverSpillConstants()) {
+                        if (!allocator.getSpillMoveFactory().allowConstantToStackMove(move.getConstant())) {
+                            return null;
+                        }
                         /*
                          * Check if the interval has any uses which would accept an stack location
                          * (priority == ShouldHaveRegister). Rematerialization of such intervals can