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src/hotspot/cpu/aarch64/gc/shared/barrierSetAssembler_aarch64.hpp

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  1 /*
  2  * Copyright (c) 2018, 2022, Oracle and/or its affiliates. All rights reserved.
  3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  4  *
  5  * This code is free software; you can redistribute it and/or modify it
  6  * under the terms of the GNU General Public License version 2 only, as
  7  * published by the Free Software Foundation.
  8  *
  9  * This code is distributed in the hope that it will be useful, but WITHOUT
 10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 12  * version 2 for more details (a copy is included in the LICENSE file that
 13  * accompanied this code).
 14  *
 15  * You should have received a copy of the GNU General Public License version
 16  * 2 along with this work; if not, write to the Free Software Foundation,
 17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 18  *
 19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 20  * or visit www.oracle.com if you need additional information or have any
 21  * questions.
 22  *

 83 
 84   virtual void copy_store_at(MacroAssembler* masm,
 85                              DecoratorSet decorators,
 86                              BasicType type,
 87                              size_t bytes,
 88                              Address dst,
 89                              FloatRegister src1,
 90                              FloatRegister src2,
 91                              Register tmp1,
 92                              Register tmp2,
 93                              Register tmp3,
 94                              FloatRegister vec_tmp1,
 95                              FloatRegister vec_tmp2,
 96                              FloatRegister vec_tmp3);
 97 
 98   virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
 99                        Register dst, Address src, Register tmp1, Register tmp2);
100   virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
101                         Address dst, Register val, Register tmp1, Register tmp2, Register tmp3);
102 



103   virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,
104                                              Register obj, Register tmp, Label& slowpath);
105 
106   virtual void tlab_allocate(MacroAssembler* masm,
107     Register obj,                      // result: pointer to object after successful allocation
108     Register var_size_in_bytes,        // object size in bytes if unknown at compile time; invalid otherwise
109     int      con_size_in_bytes,        // object size in bytes if   known at compile time
110     Register t1,                       // temp register
111     Register t2,                       // temp register
112     Label&   slow_case                 // continuation point if fast allocation fails
113   );
114 
115   virtual void barrier_stubs_init() {}
116 
117   virtual NMethodPatchingType nmethod_patching_type() { return NMethodPatchingType::stw_instruction_and_data_patch; }
118 
119   virtual void nmethod_entry_barrier(MacroAssembler* masm, Label* slow_path, Label* continuation, Label* guard);
120   virtual void c2i_entry_barrier(MacroAssembler* masm);
121 
122   virtual void check_oop(MacroAssembler* masm, Register obj, Register tmp1, Register tmp2, Label& error);

  1 /*
  2  * Copyright (c) 2018, 2025, Oracle and/or its affiliates. All rights reserved.
  3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  4  *
  5  * This code is free software; you can redistribute it and/or modify it
  6  * under the terms of the GNU General Public License version 2 only, as
  7  * published by the Free Software Foundation.
  8  *
  9  * This code is distributed in the hope that it will be useful, but WITHOUT
 10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 12  * version 2 for more details (a copy is included in the LICENSE file that
 13  * accompanied this code).
 14  *
 15  * You should have received a copy of the GNU General Public License version
 16  * 2 along with this work; if not, write to the Free Software Foundation,
 17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 18  *
 19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 20  * or visit www.oracle.com if you need additional information or have any
 21  * questions.
 22  *

 83 
 84   virtual void copy_store_at(MacroAssembler* masm,
 85                              DecoratorSet decorators,
 86                              BasicType type,
 87                              size_t bytes,
 88                              Address dst,
 89                              FloatRegister src1,
 90                              FloatRegister src2,
 91                              Register tmp1,
 92                              Register tmp2,
 93                              Register tmp3,
 94                              FloatRegister vec_tmp1,
 95                              FloatRegister vec_tmp2,
 96                              FloatRegister vec_tmp3);
 97 
 98   virtual void load_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
 99                        Register dst, Address src, Register tmp1, Register tmp2);
100   virtual void store_at(MacroAssembler* masm, DecoratorSet decorators, BasicType type,
101                         Address dst, Register val, Register tmp1, Register tmp2, Register tmp3);
102 
103   virtual void flat_field_copy(MacroAssembler* masm, DecoratorSet decorators,
104                           Register src, Register dst, Register inline_layout_info);
105 
106   virtual void try_resolve_jobject_in_native(MacroAssembler* masm, Register jni_env,
107                                              Register obj, Register tmp, Label& slowpath);
108 
109   virtual void tlab_allocate(MacroAssembler* masm,
110     Register obj,                      // result: pointer to object after successful allocation
111     Register var_size_in_bytes,        // object size in bytes if unknown at compile time; invalid otherwise
112     int      con_size_in_bytes,        // object size in bytes if   known at compile time
113     Register t1,                       // temp register
114     Register t2,                       // temp register
115     Label&   slow_case                 // continuation point if fast allocation fails
116   );
117 
118   virtual void barrier_stubs_init() {}
119 
120   virtual NMethodPatchingType nmethod_patching_type() { return NMethodPatchingType::stw_instruction_and_data_patch; }
121 
122   virtual void nmethod_entry_barrier(MacroAssembler* masm, Label* slow_path, Label* continuation, Label* guard);
123   virtual void c2i_entry_barrier(MacroAssembler* masm);
124 
125   virtual void check_oop(MacroAssembler* masm, Register obj, Register tmp1, Register tmp2, Label& error);
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