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changeset 18117:3af9abd4d524

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amd64hotspot: guard foreign call registration with the according flag
author Bernhard Urban <bernhard.urban@jku.at>
date Fri, 17 Oct 2014 10:32:04 +0200
parents c4f649042a7b
children e98942f26fa4
files graal/com.oracle.graal.hotspot.amd64/src/com/oracle/graal/hotspot/amd64/AMD64HotSpotForeignCallsProvider.java
diffstat 1 files changed, 4 insertions(+), 2 deletions(-) [+]
line wrap: on
line diff
--- 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);
     }