# HG changeset patch
# User Bernhard Urban <bernhard.urban@jku.at>
# Date 1413534724 -7200
# Node ID 3af9abd4d524bf15df8381967e20d7dc1cec854e
# Parent  c4f649042a7b634843c6af3543d91096da15dd73
amd64hotspot: guard foreign call registration with the according flag

diff -r c4f649042a7b -r 3af9abd4d524 graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotForeignCallsProvider.java
--- a/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotForeignCallsProvider.java	Thu Oct 16 08:51:26 2014 -0700
+++ b/graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotForeignCallsProvider.java	Fri Oct 17 10:32:04 2014 +0200
@@ -64,8 +64,10 @@
         link(new AMD64DeoptimizationStub(providers, target, registerStubCall(DEOPTIMIZATION_HANDLER, REEXECUTABLE, LEAF, NO_LOCATIONS)));
         link(new AMD64UncommonTrapStub(providers, target, registerStubCall(UNCOMMON_TRAP_HANDLER, REEXECUTABLE, LEAF, NO_LOCATIONS)));
 
-        // These stubs do callee saving
-        registerForeignCall(UPDATE_BYTES_CRC32, config.updateBytesCRC32Stub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, ANY_LOCATION);
+        if (config.useCRC32Intrinsics) {
+            // This stub does callee saving
+            registerForeignCall(UPDATE_BYTES_CRC32, config.updateBytesCRC32Stub, NativeCall, PRESERVES_REGISTERS, LEAF_NOFP, NOT_REEXECUTABLE, ANY_LOCATION);
+        }
 
         super.initialize(providers, config);
     }