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#define BIND(label) bind(label); BLOCK_COMMENT(#label ":")
typedef void (MacroAssembler::* chr_insn)(Register Rt, const Address &adr);
+ void C2_MacroAssembler::entry_barrier() {
+ BarrierSetAssembler* bs = BarrierSet::barrier_set()->barrier_set_assembler();
+ if (BarrierSet::barrier_set()->barrier_set_nmethod() != nullptr) {
+ // Dummy labels for just measuring the code size
+ Label dummy_slow_path;
+ Label dummy_continuation;
+ Label dummy_guard;
+ Label* slow_path = &dummy_slow_path;
+ Label* continuation = &dummy_continuation;
+ Label* guard = &dummy_guard;
+ if (!Compile::current()->output()->in_scratch_emit_size()) {
+ // Use real labels from actual stub when not emitting code for the purpose of measuring its size
+ C2EntryBarrierStub* stub = new (Compile::current()->comp_arena()) C2EntryBarrierStub();
+ Compile::current()->output()->add_stub(stub);
+ slow_path = &stub->entry();
+ continuation = &stub->continuation();
+ guard = &stub->guard();
+ }
+ // In the C2 code, we move the non-hot part of nmethod entry barriers out-of-line to a stub.
+ bs->nmethod_entry_barrier(this, slow_path, continuation, guard);
+ }
+ }
+
// Search for str1 in str2 and return index or -1
// Clobbers: rscratch1, rscratch2, rflags. May also clobber v0-v1, when icnt1==-1.
void C2_MacroAssembler::string_indexof(Register str2, Register str1,
Register cnt2, Register cnt1,
Register tmp1, Register tmp2,
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