Fri, 29 Apr 2011 11:15:30 -0700
Merge
1 /*
2 * Copyright (c) 2002, 2010, 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 *
23 */
25 #ifndef CPU_SPARC_VM_BYTECODEINTERPRETER_SPARC_HPP
26 #define CPU_SPARC_VM_BYTECODEINTERPRETER_SPARC_HPP
28 // Platform specific for C++ based Interpreter
29 #define LOTS_OF_REGS /* Lets interpreter use plenty of registers */
31 private:
33 // save the bottom of the stack after frame manager setup. For ease of restoration after return
34 // from recursive interpreter call
35 intptr_t* _frame_bottom; /* saved bottom of frame manager frame */
36 intptr_t* _last_Java_pc; /* pc to return to in frame manager */
37 interpreterState _self_link; /* Previous interpreter state */ /* sometimes points to self??? */
38 double _native_fresult; /* save result of native calls that might return floats */
39 intptr_t _native_lresult; /* save result of native calls that might return handle/longs */
40 public:
42 static void pd_layout_interpreterState(interpreterState istate, address last_Java_pc, intptr_t* last_Java_fp);
45 #define SET_LAST_JAVA_FRAME()
47 #define RESET_LAST_JAVA_FRAME() THREAD->frame_anchor()->set_flags(0);
49 /*
50 * Macros for accessing the stack.
51 */
52 #undef STACK_INT
53 #undef STACK_FLOAT
54 #undef STACK_ADDR
55 #undef STACK_OBJECT
56 #undef STACK_DOUBLE
57 #undef STACK_LONG
58 // JavaStack Implementation
61 #define GET_STACK_SLOT(offset) (*((intptr_t*) &topOfStack[-(offset)]))
62 #define STACK_SLOT(offset) ((address) &topOfStack[-(offset)])
63 #define STACK_ADDR(offset) (*((address *) &topOfStack[-(offset)]))
64 #define STACK_INT(offset) (*((jint*) &topOfStack[-(offset)]))
65 #define STACK_FLOAT(offset) (*((jfloat *) &topOfStack[-(offset)]))
66 #define STACK_OBJECT(offset) (*((oop *) &topOfStack [-(offset)]))
67 #define STACK_DOUBLE(offset) (((VMJavaVal64*) &topOfStack[-(offset)])->d)
68 #define STACK_LONG(offset) (((VMJavaVal64 *) &topOfStack[-(offset)])->l)
70 #define SET_STACK_SLOT(value, offset) (*(intptr_t*)&topOfStack[-(offset)] = *(intptr_t*)(value))
71 #define SET_STACK_ADDR(value, offset) (*((address *)&topOfStack[-(offset)]) = (value))
72 #define SET_STACK_INT(value, offset) (*((jint *)&topOfStack[-(offset)]) = (value))
73 #define SET_STACK_FLOAT(value, offset) (*((jfloat *)&topOfStack[-(offset)]) = (value))
74 #define SET_STACK_OBJECT(value, offset) (*((oop *)&topOfStack[-(offset)]) = (value))
75 #define SET_STACK_DOUBLE(value, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d = (value))
76 #define SET_STACK_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d = \
77 ((VMJavaVal64*)(addr))->d)
78 #define SET_STACK_LONG(value, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->l = (value))
79 #define SET_STACK_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->l = \
80 ((VMJavaVal64*)(addr))->l)
82 #define LOCALS_SLOT(offset) ((intptr_t*)&locals[-(offset)])
83 #define LOCALS_ADDR(offset) ((address)locals[-(offset)])
84 #define LOCALS_INT(offset) (*((jint*)&locals[-(offset)]))
85 #define LOCALS_FLOAT(offset) (*((jfloat*)&locals[-(offset)]))
86 #define LOCALS_OBJECT(offset) ((oop)locals[-(offset)])
87 #define LOCALS_DOUBLE(offset) (((VMJavaVal64*)&locals[-((offset) + 1)])->d)
88 #define LOCALS_LONG(offset) (((VMJavaVal64*)&locals[-((offset) + 1)])->l)
89 #define LOCALS_LONG_AT(offset) (((address)&locals[-((offset) + 1)]))
90 #define LOCALS_DOUBLE_AT(offset) (((address)&locals[-((offset) + 1)]))
92 #define SET_LOCALS_SLOT(value, offset) (*(intptr_t*)&locals[-(offset)] = *(intptr_t *)(value))
93 #define SET_LOCALS_ADDR(value, offset) (*((address *)&locals[-(offset)]) = (value))
94 #define SET_LOCALS_INT(value, offset) (*((jint *)&locals[-(offset)]) = (value))
95 #define SET_LOCALS_FLOAT(value, offset) (*((jfloat *)&locals[-(offset)]) = (value))
96 #define SET_LOCALS_OBJECT(value, offset) (*((oop *)&locals[-(offset)]) = (value))
97 #define SET_LOCALS_DOUBLE(value, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->d = (value))
98 #define SET_LOCALS_LONG(value, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = (value))
99 #define SET_LOCALS_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->d = \
100 ((VMJavaVal64*)(addr))->d)
101 #define SET_LOCALS_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = \
102 ((VMJavaVal64*)(addr))->l)
104 #endif // CPU_SPARC_VM_BYTECODEINTERPRETER_SPARC_HPP