Mercurial > jdk8-mips64-public > hotspot / annotate
src/share/vm/c1/c1_MacroAssembler.hpp@f90c822e73f8 (annotated)
src/share/vm/c1/c1_MacroAssembler.hpp
Wed, 27 Apr 2016 01:25:04 +0800
- author
- aoqi
- date
- Wed, 27 Apr 2016 01:25:04 +0800
- changeset 0
- f90c822e73f8
- child 1
- 2d8a650513c2
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http://hg.openjdk.java.net/jdk8u/jdk8u/hotspot/
changeset: 6782:28b50d07f6f8
tag: jdk8u25-b17
| aoqi@0 | 1 | /* |
| aoqi@0 | 2 | * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved. |
| aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| aoqi@0 | 4 | * |
| aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
| aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| aoqi@0 | 7 | * published by the Free Software Foundation. |
| aoqi@0 | 8 | * |
| aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| aoqi@0 | 13 | * accompanied this code). |
| aoqi@0 | 14 | * |
| aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
| aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| aoqi@0 | 18 | * |
| aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
| aoqi@0 | 21 | * questions. |
| aoqi@0 | 22 | * |
| aoqi@0 | 23 | */ |
| aoqi@0 | 24 | |
| aoqi@0 | 25 | #ifndef SHARE_VM_C1_C1_MACROASSEMBLER_HPP |
| aoqi@0 | 26 | #define SHARE_VM_C1_C1_MACROASSEMBLER_HPP |
| aoqi@0 | 27 | |
| aoqi@0 | 28 | #include "asm/macroAssembler.hpp" |
| aoqi@0 | 29 | #include "asm/macroAssembler.inline.hpp" |
| aoqi@0 | 30 | |
| aoqi@0 | 31 | class CodeEmitInfo; |
| aoqi@0 | 32 | |
| aoqi@0 | 33 | class C1_MacroAssembler: public MacroAssembler { |
| aoqi@0 | 34 | public: |
| aoqi@0 | 35 | // creation |
| aoqi@0 | 36 | C1_MacroAssembler(CodeBuffer* code) : MacroAssembler(code) { pd_init(); } |
| aoqi@0 | 37 | |
| aoqi@0 | 38 | //---------------------------------------------------- |
| aoqi@0 | 39 | void explicit_null_check(Register base); |
| aoqi@0 | 40 | |
| aoqi@0 | 41 | void inline_cache_check(Register receiver, Register iCache); |
| aoqi@0 | 42 | void build_frame(int frame_size_in_bytes, int bang_size_in_bytes); |
| aoqi@0 | 43 | void remove_frame(int frame_size_in_bytes); |
| aoqi@0 | 44 | |
| aoqi@0 | 45 | void unverified_entry(Register receiver, Register ic_klass); |
| aoqi@0 | 46 | void verified_entry(); |
| aoqi@0 | 47 | void verify_stack_oop(int offset) PRODUCT_RETURN; |
| aoqi@0 | 48 | void verify_not_null_oop(Register r) PRODUCT_RETURN; |
| aoqi@0 | 49 | |
| aoqi@0 | 50 | #ifdef TARGET_ARCH_x86 |
| aoqi@0 | 51 | # include "c1_MacroAssembler_x86.hpp" |
| aoqi@0 | 52 | #endif |
| aoqi@0 | 53 | #ifdef TARGET_ARCH_sparc |
| aoqi@0 | 54 | # include "c1_MacroAssembler_sparc.hpp" |
| aoqi@0 | 55 | #endif |
| aoqi@0 | 56 | #ifdef TARGET_ARCH_arm |
| aoqi@0 | 57 | # include "c1_MacroAssembler_arm.hpp" |
| aoqi@0 | 58 | #endif |
| aoqi@0 | 59 | #ifdef TARGET_ARCH_ppc |
| aoqi@0 | 60 | # include "c1_MacroAssembler_ppc.hpp" |
| aoqi@0 | 61 | #endif |
| aoqi@0 | 62 | |
| aoqi@0 | 63 | }; |
| aoqi@0 | 64 | |
| aoqi@0 | 65 | |
| aoqi@0 | 66 | |
| aoqi@0 | 67 | // A StubAssembler is a MacroAssembler w/ extra functionality for runtime |
| aoqi@0 | 68 | // stubs. Currently it 'knows' some stub info. Eventually, the information |
| aoqi@0 | 69 | // may be set automatically or can be asserted when using specialised |
| aoqi@0 | 70 | // StubAssembler functions. |
| aoqi@0 | 71 | |
| aoqi@0 | 72 | class StubAssembler: public C1_MacroAssembler { |
| aoqi@0 | 73 | private: |
| aoqi@0 | 74 | const char* _name; |
| aoqi@0 | 75 | bool _must_gc_arguments; |
| aoqi@0 | 76 | int _frame_size; |
| aoqi@0 | 77 | int _num_rt_args; |
| aoqi@0 | 78 | int _stub_id; |
| aoqi@0 | 79 | |
| aoqi@0 | 80 | public: |
| aoqi@0 | 81 | // creation |
| aoqi@0 | 82 | StubAssembler(CodeBuffer* code, const char * name, int stub_id); |
| aoqi@0 | 83 | void set_info(const char* name, bool must_gc_arguments); |
| aoqi@0 | 84 | |
| aoqi@0 | 85 | void set_frame_size(int size); |
| aoqi@0 | 86 | void set_num_rt_args(int args); |
| aoqi@0 | 87 | |
| aoqi@0 | 88 | // accessors |
| aoqi@0 | 89 | const char* name() const { return _name; } |
| aoqi@0 | 90 | bool must_gc_arguments() const { return _must_gc_arguments; } |
| aoqi@0 | 91 | int frame_size() const { return _frame_size; } |
| aoqi@0 | 92 | int num_rt_args() const { return _num_rt_args; } |
| aoqi@0 | 93 | int stub_id() const { return _stub_id; } |
| aoqi@0 | 94 | |
| aoqi@0 | 95 | // runtime calls (return offset of call to be used by GC map) |
| aoqi@0 | 96 | int call_RT(Register oop_result1, Register metadata_result, address entry, int args_size = 0); |
| aoqi@0 | 97 | int call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1); |
| aoqi@0 | 98 | int call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1, Register arg2); |
| aoqi@0 | 99 | int call_RT(Register oop_result1, Register metadata_result, address entry, Register arg1, Register arg2, Register arg3); |
| aoqi@0 | 100 | }; |
| aoqi@0 | 101 | |
| aoqi@0 | 102 | #endif // SHARE_VM_C1_C1_MACROASSEMBLER_HPP |
