src/share/vm/c1/c1_LIRGenerator.cpp
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src/share/vm/c1/c1_LIRGenerator.cpp

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rev 5761 : 8026253: New type profiling points: sparc support
Summary: c1 and interpreter support for new type profiling on sparc
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3271     LIRItem value(x->recv(), this);
3272     value.load_item();
3273     recv = new_register(T_OBJECT);
3274     __ move(value.result(), recv);
3275   }
3276   __ profile_call(x->method(), x->bci_of_invoke(), x->callee(), mdo, recv, tmp, x->known_holder());
3277 }
3278 
3279 void LIRGenerator::do_ProfileReturnType(ProfileReturnType* x) {
3280   int bci = x->bci_of_invoke();
3281   ciMethodData* md = x->method()->method_data_or_null();
3282   ciProfileData* data = md->bci_to_data(bci);
3283   assert(data->is_CallTypeData() || data->is_VirtualCallTypeData(), "wrong profile data type");
3284   ciReturnTypeEntry* ret = data->is_CallTypeData() ? ((ciCallTypeData*)data)->ret() : ((ciVirtualCallTypeData*)data)->ret();
3285   LIR_Opr mdp = LIR_OprFact::illegalOpr;
3286 
3287   bool ignored_will_link;
3288   ciSignature* signature_at_call = NULL;
3289   x->method()->get_method_at_bci(bci, ignored_will_link, &signature_at_call);
3290 
3291   ciKlass* exact = profile_type(md, 0, md->byte_offset_of_slot(data, ret->type_offset()),
3292                                 ret->type(), x->ret(), mdp,
3293                                 !x->needs_null_check(),
3294                                 signature_at_call->return_type()->as_klass(),
3295                                 x->callee()->signature()->return_type()->as_klass());
3296   if (exact != NULL) {
3297     md->set_return_type(bci, exact);
3298   }
3299 }
3300 
3301 void LIRGenerator::do_ProfileInvoke(ProfileInvoke* x) {
3302   // We can safely ignore accessors here, since c2 will inline them anyway,
3303   // accessors are also always mature.
3304   if (!x->inlinee()->is_accessor()) {
3305     CodeEmitInfo* info = state_for(x, x->state(), true);
3306     // Notify the runtime very infrequently only to take care of counter overflows
3307     increment_event_counter_impl(info, x->inlinee(), (1 << Tier23InlineeNotifyFreqLog) - 1, InvocationEntryBci, false, true);
3308   }
3309 }
3310 
3311 void LIRGenerator::increment_event_counter(CodeEmitInfo* info, int bci, bool backedge) {




3271     LIRItem value(x->recv(), this);
3272     value.load_item();
3273     recv = new_register(T_OBJECT);
3274     __ move(value.result(), recv);
3275   }
3276   __ profile_call(x->method(), x->bci_of_invoke(), x->callee(), mdo, recv, tmp, x->known_holder());
3277 }
3278 
3279 void LIRGenerator::do_ProfileReturnType(ProfileReturnType* x) {
3280   int bci = x->bci_of_invoke();
3281   ciMethodData* md = x->method()->method_data_or_null();
3282   ciProfileData* data = md->bci_to_data(bci);
3283   assert(data->is_CallTypeData() || data->is_VirtualCallTypeData(), "wrong profile data type");
3284   ciReturnTypeEntry* ret = data->is_CallTypeData() ? ((ciCallTypeData*)data)->ret() : ((ciVirtualCallTypeData*)data)->ret();
3285   LIR_Opr mdp = LIR_OprFact::illegalOpr;
3286 
3287   bool ignored_will_link;
3288   ciSignature* signature_at_call = NULL;
3289   x->method()->get_method_at_bci(bci, ignored_will_link, &signature_at_call);
3290 
3291   ciKlass* exact = profile_type(md, md->byte_offset_of_slot(data, ret->type_offset()), 0,
3292                                 ret->type(), x->ret(), mdp,
3293                                 !x->needs_null_check(),
3294                                 signature_at_call->return_type()->as_klass(),
3295                                 x->callee()->signature()->return_type()->as_klass());
3296   if (exact != NULL) {
3297     md->set_return_type(bci, exact);
3298   }
3299 }
3300 
3301 void LIRGenerator::do_ProfileInvoke(ProfileInvoke* x) {
3302   // We can safely ignore accessors here, since c2 will inline them anyway,
3303   // accessors are also always mature.
3304   if (!x->inlinee()->is_accessor()) {
3305     CodeEmitInfo* info = state_for(x, x->state(), true);
3306     // Notify the runtime very infrequently only to take care of counter overflows
3307     increment_event_counter_impl(info, x->inlinee(), (1 << Tier23InlineeNotifyFreqLog) - 1, InvocationEntryBci, false, true);
3308   }
3309 }
3310 
3311 void LIRGenerator::increment_event_counter(CodeEmitInfo* info, int bci, bool backedge) {
src/share/vm/c1/c1_LIRGenerator.cpp
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