6875026: CTW failure jdk6_18/hotspot/src/share/vm/c1/c1_LinearScan.cpp:5486
Reviewed-by: kvn, iveresov
--- a/hotspot/src/cpu/x86/vm/c1_LIRGenerator_x86.cpp Wed Dec 01 10:16:31 2010 -0800
+++ b/hotspot/src/cpu/x86/vm/c1_LIRGenerator_x86.cpp Wed Dec 01 15:47:52 2010 -0800
@@ -874,6 +874,10 @@
void LIRGenerator::do_ArrayCopy(Intrinsic* x) {
assert(x->number_of_arguments() == 5, "wrong type");
+
+ // Make all state_for calls early since they can emit code
+ CodeEmitInfo* info = state_for(x, x->state());
+
LIRItem src(x->argument_at(0), this);
LIRItem src_pos(x->argument_at(1), this);
LIRItem dst(x->argument_at(2), this);
@@ -916,7 +920,6 @@
ciArrayKlass* expected_type;
arraycopy_helper(x, &flags, &expected_type);
- CodeEmitInfo* info = state_for(x, x->state()); // we may want to have stack (deoptimization?)
__ arraycopy(src.result(), src_pos.result(), dst.result(), dst_pos.result(), length.result(), tmp, expected_type, flags, info); // does add_safepoint
}