Mercurial > hg > truffle
diff src/share/vm/c1/c1_LIRGenerator.cpp @ 6616:7a302948f5a4
7192167: JSR 292: C1 has old broken code which needs to be removed
Reviewed-by: kvn, roland, jrose
author | twisti |
---|---|
date | Tue, 21 Aug 2012 10:48:50 -0700 |
parents | 09aad8452938 |
children | c38f13903fdf da91efe96a93 |
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--- a/src/share/vm/c1/c1_LIRGenerator.cpp Mon Aug 20 09:58:58 2012 -0700 +++ b/src/share/vm/c1/c1_LIRGenerator.cpp Tue Aug 21 10:48:50 2012 -0700 @@ -920,7 +920,8 @@ LIR_Opr LIRGenerator::force_to_spill(LIR_Opr value, BasicType t) { - assert(type2size[t] == type2size[value->type()], "size mismatch"); + assert(type2size[t] == type2size[value->type()], + err_msg_res("size mismatch: t=%s, value->type()=%s", type2name(t), type2name(value->type()))); if (!value->is_register()) { // force into a register LIR_Opr r = new_register(value->type()); @@ -2662,8 +2663,9 @@ void LIRGenerator::invoke_load_arguments(Invoke* x, LIRItemList* args, const LIR_OprList* arg_list) { - int i = (x->has_receiver() || x->is_invokedynamic()) ? 1 : 0; - for (; i < args->length(); i++) { + assert(args->length() == arg_list->length(), + err_msg_res("args=%d, arg_list=%d", args->length(), arg_list->length())); + for (int i = x->has_receiver() ? 1 : 0; i < args->length(); i++) { LIRItem* param = args->at(i); LIR_Opr loc = arg_list->at(i); if (loc->is_register()) { @@ -2703,15 +2705,9 @@ LIRItem* receiver = new LIRItem(x->receiver(), this); argument_items->append(receiver); } - if (x->is_invokedynamic()) { - // Insert a dummy for the synthetic MethodHandle argument. - argument_items->append(NULL); - } - int idx = x->has_receiver() ? 1 : 0; for (int i = 0; i < x->number_of_arguments(); i++) { LIRItem* param = new LIRItem(x->argument_at(i), this); argument_items->append(param); - idx += (param->type()->is_double_word() ? 2 : 1); } return argument_items; } @@ -2756,9 +2752,6 @@ CodeEmitInfo* info = state_for(x, x->state()); - // invokedynamics can deoptimize. - CodeEmitInfo* deopt_info = x->is_invokedynamic() ? state_for(x, x->state_before()) : NULL; - invoke_load_arguments(x, args, arg_list); if (x->has_receiver()) { @@ -2807,41 +2800,8 @@ } break; case Bytecodes::_invokedynamic: { - ciBytecodeStream bcs(x->scope()->method()); - bcs.force_bci(x->state()->bci()); - assert(bcs.cur_bc() == Bytecodes::_invokedynamic, "wrong stream"); - ciCPCache* cpcache = bcs.get_cpcache(); - - // Get CallSite offset from constant pool cache pointer. - int index = bcs.get_method_index(); - size_t call_site_offset = cpcache->get_f1_offset(index); - - // Load CallSite object from constant pool cache. - LIR_Opr call_site = new_register(objectType); - __ oop2reg(cpcache->constant_encoding(), call_site); - __ move_wide(new LIR_Address(call_site, call_site_offset, T_OBJECT), call_site); - - // If this invokedynamic call site hasn't been executed yet in - // the interpreter, the CallSite object in the constant pool - // cache is still null and we need to deoptimize. - if (cpcache->is_f1_null_at(index)) { - // Only deoptimize if the CallSite object is still null; we don't - // recompile methods in C1 after deoptimization so this call site - // might be resolved the next time we execute it after OSR. - DeoptimizeStub* deopt_stub = new DeoptimizeStub(deopt_info); - __ cmp(lir_cond_equal, call_site, LIR_OprFact::oopConst(NULL)); - __ branch(lir_cond_equal, T_OBJECT, deopt_stub); - } - - // Use the receiver register for the synthetic MethodHandle - // argument. - receiver = LIR_Assembler::receiverOpr(); - - // Load target MethodHandle from CallSite object. - __ load(new LIR_Address(call_site, java_lang_invoke_CallSite::target_offset_in_bytes(), T_OBJECT), receiver); - __ call_dynamic(target, receiver, result_register, - SharedRuntime::get_resolve_opt_virtual_call_stub(), + SharedRuntime::get_resolve_static_call_stub(), arg_list, info); break; }