src/cpu/sparc/vm/bytecodeInterpreter_sparc.hpp

Tue, 03 Aug 2010 08:13:38 -0400

author
bobv
date
Tue, 03 Aug 2010 08:13:38 -0400
changeset 2036
126ea7725993
parent 1907
c18cbe5936b8
child 2314
f95d63e2154a
permissions
-rw-r--r--

6953477: Increase portability and flexibility of building Hotspot
Summary: A collection of portability improvements including shared code support for PPC, ARM platforms, software floating point, cross compilation support and improvements in error crash detail.
Reviewed-by: phh, never, coleenp, dholmes

duke@435 1 /*
trims@1907 2 * Copyright (c) 2002, 2008, Oracle and/or its affiliates. All rights reserved.
duke@435 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435 4 *
duke@435 5 * This code is free software; you can redistribute it and/or modify it
duke@435 6 * under the terms of the GNU General Public License version 2 only, as
duke@435 7 * published by the Free Software Foundation.
duke@435 8 *
duke@435 9 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435 12 * version 2 for more details (a copy is included in the LICENSE file that
duke@435 13 * accompanied this code).
duke@435 14 *
duke@435 15 * You should have received a copy of the GNU General Public License version
duke@435 16 * 2 along with this work; if not, write to the Free Software Foundation,
duke@435 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435 18 *
trims@1907 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907 20 * or visit www.oracle.com if you need additional information or have any
trims@1907 21 * questions.
duke@435 22 *
duke@435 23 */
duke@435 24
duke@435 25 // Platform specific for C++ based Interpreter
duke@435 26 #define LOTS_OF_REGS /* Lets interpreter use plenty of registers */
duke@435 27
duke@435 28 private:
duke@435 29
duke@435 30 // save the bottom of the stack after frame manager setup. For ease of restoration after return
duke@435 31 // from recursive interpreter call
duke@435 32 intptr_t* _frame_bottom; /* saved bottom of frame manager frame */
duke@435 33 intptr_t* _last_Java_pc; /* pc to return to in frame manager */
duke@435 34 interpreterState _self_link; /* Previous interpreter state */ /* sometimes points to self??? */
duke@435 35 double _native_fresult; /* save result of native calls that might return floats */
duke@435 36 intptr_t _native_lresult; /* save result of native calls that might return handle/longs */
duke@435 37 public:
duke@435 38
duke@435 39 static void pd_layout_interpreterState(interpreterState istate, address last_Java_pc, intptr_t* last_Java_fp);
duke@435 40
duke@435 41
duke@435 42 #define SET_LAST_JAVA_FRAME()
duke@435 43
duke@435 44 #define RESET_LAST_JAVA_FRAME() THREAD->frame_anchor()->set_flags(0);
duke@435 45
duke@435 46 /*
duke@435 47 * Macros for accessing the stack.
duke@435 48 */
duke@435 49 #undef STACK_INT
duke@435 50 #undef STACK_FLOAT
duke@435 51 #undef STACK_ADDR
duke@435 52 #undef STACK_OBJECT
duke@435 53 #undef STACK_DOUBLE
duke@435 54 #undef STACK_LONG
duke@435 55 // JavaStack Implementation
duke@435 56
duke@435 57
duke@435 58 #define GET_STACK_SLOT(offset) (*((intptr_t*) &topOfStack[-(offset)]))
duke@435 59 #define STACK_SLOT(offset) ((address) &topOfStack[-(offset)])
duke@435 60 #define STACK_ADDR(offset) (*((address *) &topOfStack[-(offset)]))
duke@435 61 #define STACK_INT(offset) (*((jint*) &topOfStack[-(offset)]))
duke@435 62 #define STACK_FLOAT(offset) (*((jfloat *) &topOfStack[-(offset)]))
duke@435 63 #define STACK_OBJECT(offset) (*((oop *) &topOfStack [-(offset)]))
duke@435 64 #define STACK_DOUBLE(offset) (((VMJavaVal64*) &topOfStack[-(offset)])->d)
duke@435 65 #define STACK_LONG(offset) (((VMJavaVal64 *) &topOfStack[-(offset)])->l)
duke@435 66
duke@435 67 #define SET_STACK_SLOT(value, offset) (*(intptr_t*)&topOfStack[-(offset)] = *(intptr_t*)(value))
duke@435 68 #define SET_STACK_ADDR(value, offset) (*((address *)&topOfStack[-(offset)]) = (value))
duke@435 69 #define SET_STACK_INT(value, offset) (*((jint *)&topOfStack[-(offset)]) = (value))
duke@435 70 #define SET_STACK_FLOAT(value, offset) (*((jfloat *)&topOfStack[-(offset)]) = (value))
duke@435 71 #define SET_STACK_OBJECT(value, offset) (*((oop *)&topOfStack[-(offset)]) = (value))
duke@435 72 #define SET_STACK_DOUBLE(value, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d = (value))
duke@435 73 #define SET_STACK_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d = \
duke@435 74 ((VMJavaVal64*)(addr))->d)
duke@435 75 #define SET_STACK_LONG(value, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->l = (value))
duke@435 76 #define SET_STACK_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->l = \
duke@435 77 ((VMJavaVal64*)(addr))->l)
duke@435 78
duke@435 79 #define LOCALS_SLOT(offset) ((intptr_t*)&locals[-(offset)])
duke@435 80 #define LOCALS_ADDR(offset) ((address)locals[-(offset)])
sgoldman@558 81 #define LOCALS_INT(offset) (*((jint*)&locals[-(offset)]))
duke@435 82 #define LOCALS_FLOAT(offset) (*((jfloat*)&locals[-(offset)]))
duke@435 83 #define LOCALS_OBJECT(offset) ((oop)locals[-(offset)])
duke@435 84 #define LOCALS_DOUBLE(offset) (((VMJavaVal64*)&locals[-((offset) + 1)])->d)
duke@435 85 #define LOCALS_LONG(offset) (((VMJavaVal64*)&locals[-((offset) + 1)])->l)
duke@435 86 #define LOCALS_LONG_AT(offset) (((address)&locals[-((offset) + 1)]))
duke@435 87 #define LOCALS_DOUBLE_AT(offset) (((address)&locals[-((offset) + 1)]))
duke@435 88
duke@435 89 #define SET_LOCALS_SLOT(value, offset) (*(intptr_t*)&locals[-(offset)] = *(intptr_t *)(value))
duke@435 90 #define SET_LOCALS_ADDR(value, offset) (*((address *)&locals[-(offset)]) = (value))
duke@435 91 #define SET_LOCALS_INT(value, offset) (*((jint *)&locals[-(offset)]) = (value))
duke@435 92 #define SET_LOCALS_FLOAT(value, offset) (*((jfloat *)&locals[-(offset)]) = (value))
duke@435 93 #define SET_LOCALS_OBJECT(value, offset) (*((oop *)&locals[-(offset)]) = (value))
duke@435 94 #define SET_LOCALS_DOUBLE(value, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->d = (value))
duke@435 95 #define SET_LOCALS_LONG(value, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = (value))
duke@435 96 #define SET_LOCALS_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->d = \
duke@435 97 ((VMJavaVal64*)(addr))->d)
duke@435 98 #define SET_LOCALS_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = \
duke@435 99 ((VMJavaVal64*)(addr))->l)

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