Mercurial > hg > truffle
comparison src/cpu/ppc/vm/interp_masm_ppc_64.hpp @ 14408:ec28f9c041ff
8019972: PPC64 (part 9): platform files for interpreter only VM.
Summary: With this change the HotSpot core build works on Linux/PPC64. The VM succesfully executes simple test programs.
Reviewed-by: kvn
author | goetz |
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date | Fri, 02 Aug 2013 16:46:45 +0200 |
parents | |
children | 67fa91961822 |
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14407:94c202aa2646 | 14408:ec28f9c041ff |
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1 /* | |
2 * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved. | |
3 * Copyright 2012, 2013 SAP AG. All rights reserved. | |
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. | |
5 * | |
6 * This code is free software; you can redistribute it and/or modify it | |
7 * under the terms of the GNU General Public License version 2 only, as | |
8 * published by the Free Software Foundation. | |
9 * | |
10 * This code is distributed in the hope that it will be useful, but WITHOUT | |
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License | |
13 * version 2 for more details (a copy is included in the LICENSE file that | |
14 * accompanied this code). | |
15 * | |
16 * You should have received a copy of the GNU General Public License version | |
17 * 2 along with this work; if not, write to the Free Software Foundation, | |
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. | |
19 * | |
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA | |
21 * or visit www.oracle.com if you need additional information or have any | |
22 * questions. | |
23 * | |
24 */ | |
25 | |
26 #ifndef CPU_PPC_VM_INTERP_MASM_PPC_64_HPP | |
27 #define CPU_PPC_VM_INTERP_MASM_PPC_64_HPP | |
28 | |
29 #include "assembler_ppc.inline.hpp" | |
30 #include "interpreter/invocationCounter.hpp" | |
31 | |
32 // This file specializes the assembler with interpreter-specific macros | |
33 | |
34 | |
35 class InterpreterMacroAssembler: public MacroAssembler { | |
36 | |
37 public: | |
38 InterpreterMacroAssembler(CodeBuffer* code) : MacroAssembler(code) {} | |
39 | |
40 // Handy address generation macros | |
41 #define thread_(field_name) in_bytes(JavaThread::field_name ## _offset()), R16_thread | |
42 #define method_(field_name) in_bytes(Method::field_name ## _offset()), R19_method | |
43 | |
44 #ifdef CC_INTERP | |
45 #define state_(field_name) in_bytes(byte_offset_of(BytecodeInterpreter, field_name)), R14_state | |
46 #define prev_state_(field_name) in_bytes(byte_offset_of(BytecodeInterpreter, field_name)), R15_prev_state | |
47 #endif | |
48 | |
49 void get_method_counters(Register method, Register Rcounters, Label& skip); | |
50 void increment_invocation_counter(Register iv_be_count, Register Rtmp1, Register Rtmp2_r0); | |
51 | |
52 // Object locking | |
53 void lock_object (Register lock_reg, Register obj_reg); | |
54 void unlock_object(Register lock_reg); | |
55 | |
56 // Debugging | |
57 void verify_oop(Register reg, TosState state = atos); // only if +VerifyOops && state == atos | |
58 | |
59 // support for jvmdi/jvmpi | |
60 void notify_method_entry(); | |
61 void notify_method_exit(bool save_result, TosState state); | |
62 | |
63 // Convert the current TOP_IJAVA_FRAME into a PARENT_IJAVA_FRAME | |
64 // (using parent_frame_resize) and push a new interpreter | |
65 // TOP_IJAVA_FRAME (using frame_size). | |
66 void push_interpreter_frame(Register top_frame_size, Register parent_frame_resize, | |
67 Register tmp1, Register tmp2, Register tmp3, Register tmp4, Register pc=noreg); | |
68 | |
69 // Pop the topmost TOP_IJAVA_FRAME and convert the previous | |
70 // PARENT_IJAVA_FRAME back into a TOP_IJAVA_FRAME. | |
71 void pop_interpreter_frame(Register tmp1, Register tmp2, Register tmp3, Register tmp4); | |
72 | |
73 // Turn state's interpreter frame into the current TOP_IJAVA_FRAME. | |
74 void pop_interpreter_frame_to_state(Register state, Register tmp1, Register tmp2, Register tmp3); | |
75 | |
76 // Set SP to initial caller's sp, but before fix the back chain. | |
77 void resize_frame_to_initial_caller(Register tmp1, Register tmp2); | |
78 | |
79 // Pop the current interpreter state (without popping the | |
80 // correspoding frame) and restore R14_state and R15_prev_state | |
81 // accordingly. Use prev_state_may_be_0 to indicate whether | |
82 // prev_state may be 0 in order to generate an extra check before | |
83 // retrieving prev_state_(_prev_link). | |
84 void pop_interpreter_state(bool prev_state_may_be_0); | |
85 | |
86 void restore_prev_state(); | |
87 }; | |
88 | |
89 #endif // CPU_PPC_VM_INTERP_MASM_PPC_64_HPP |