--- a/hotspot/src/cpu/sparc/vm/vm_version_sparc.cpp Tue Jun 16 16:10:36 2015 -0700
+++ b/hotspot/src/cpu/sparc/vm/vm_version_sparc.cpp Wed Jun 17 17:48:25 2015 -0700
@@ -300,6 +300,17 @@
}
}
+ // GHASH/GCM intrinsics
+ if (has_vis3() && (UseVIS > 2)) {
+ if (FLAG_IS_DEFAULT(UseGHASHIntrinsics)) {
+ UseGHASHIntrinsics = true;
+ }
+ } else if (UseGHASHIntrinsics) {
+ if (!FLAG_IS_DEFAULT(UseGHASHIntrinsics))
+ warning("GHASH intrinsics require VIS3 insructions support. Intriniscs will be disabled");
+ FLAG_SET_DEFAULT(UseGHASHIntrinsics, false);
+ }
+
// SHA1, SHA256, and SHA512 instructions were added to SPARC T-series at different times
if (has_sha1() || has_sha256() || has_sha512()) {
if (UseVIS > 0) { // SHA intrinsics use VIS1 instructions