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diff src/share/vm/c1/c1_LIRGenerator.cpp @ 17628:add2caa66e7e

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8026253: New type profiling points: sparc support Summary: c1 and interpreter support for new type profiling on sparc Reviewed-by: kvn, twisti
author roland
date Tue, 14 Jan 2014 14:51:47 +0100
parents e6ba215af802
children d8041d695d19 3c3953fb3f2a ce9fd31ffd14
line wrap: on
line diff
--- a/src/share/vm/c1/c1_LIRGenerator.cpp	Tue Jan 14 12:44:12 2014 +0100
+++ b/src/share/vm/c1/c1_LIRGenerator.cpp	Tue Jan 14 14:51:47 2014 +0100
@@ -3288,7 +3288,10 @@
   ciSignature* signature_at_call = NULL;
   x->method()->get_method_at_bci(bci, ignored_will_link, &signature_at_call);
 
-  ciKlass* exact = profile_type(md, 0, md->byte_offset_of_slot(data, ret->type_offset()),
+  // The offset within the MDO of the entry to update may be too large
+  // to be used in load/store instructions on some platforms. So have
+  // profile_type() compute the address of the profile in a register.
+  ciKlass* exact = profile_type(md, md->byte_offset_of_slot(data, ret->type_offset()), 0,
                                 ret->type(), x->ret(), mdp,
                                 !x->needs_null_check(),
                                 signature_at_call->return_type()->as_klass(),