diff src/cpu/sparc/vm/bytecodeInterpreter_sparc.hpp @ 0:a61af66fc99e jdk7-b24

Initial load
author duke
date Sat, 01 Dec 2007 00:00:00 +0000
parents
children 9e5a7340635e
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cpu/sparc/vm/bytecodeInterpreter_sparc.hpp	Sat Dec 01 00:00:00 2007 +0000
@@ -0,0 +1,99 @@
+/*
+ * Copyright 2002 Sun Microsystems, Inc.  All Rights Reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+// Platform specific for C++ based Interpreter
+#define LOTS_OF_REGS    /* Lets interpreter use plenty of registers */
+
+private:
+
+    // save the bottom of the stack after frame manager setup. For ease of restoration after return
+    // from recursive interpreter call
+    intptr_t*  _frame_bottom;             /* saved bottom of frame manager frame */
+    intptr_t* _last_Java_pc;              /* pc to return to in frame manager */
+    interpreterState _self_link;          /*  Previous interpreter state  */ /* sometimes points to self??? */
+    double    _native_fresult;            /* save result of native calls that might return floats */
+    intptr_t  _native_lresult;            /* save result of native calls that might return handle/longs */
+public:
+
+    static void pd_layout_interpreterState(interpreterState istate, address last_Java_pc, intptr_t* last_Java_fp);
+
+
+#define SET_LAST_JAVA_FRAME()
+
+#define RESET_LAST_JAVA_FRAME() THREAD->frame_anchor()->set_flags(0);
+
+/*
+ * Macros for accessing the stack.
+ */
+#undef STACK_INT
+#undef STACK_FLOAT
+#undef STACK_ADDR
+#undef STACK_OBJECT
+#undef STACK_DOUBLE
+#undef STACK_LONG
+// JavaStack Implementation
+
+
+#define GET_STACK_SLOT(offset)    (*((intptr_t*) &topOfStack[-(offset)]))
+#define STACK_SLOT(offset)    ((address) &topOfStack[-(offset)])
+#define STACK_ADDR(offset)    (*((address *) &topOfStack[-(offset)]))
+#define STACK_INT(offset)     (*((jint*) &topOfStack[-(offset)]))
+#define STACK_FLOAT(offset)   (*((jfloat *) &topOfStack[-(offset)]))
+#define STACK_OBJECT(offset)  (*((oop *) &topOfStack [-(offset)]))
+#define STACK_DOUBLE(offset)  (((VMJavaVal64*) &topOfStack[-(offset)])->d)
+#define STACK_LONG(offset)    (((VMJavaVal64 *) &topOfStack[-(offset)])->l)
+
+#define SET_STACK_SLOT(value, offset)   (*(intptr_t*)&topOfStack[-(offset)] = *(intptr_t*)(value))
+#define SET_STACK_ADDR(value, offset)   (*((address *)&topOfStack[-(offset)]) = (value))
+#define SET_STACK_INT(value, offset)    (*((jint *)&topOfStack[-(offset)]) = (value))
+#define SET_STACK_FLOAT(value, offset)  (*((jfloat *)&topOfStack[-(offset)]) = (value))
+#define SET_STACK_OBJECT(value, offset) (*((oop *)&topOfStack[-(offset)]) = (value))
+#define SET_STACK_DOUBLE(value, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d = (value))
+#define SET_STACK_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&topOfStack[-(offset)])->d =  \
+                                                 ((VMJavaVal64*)(addr))->d)
+#define SET_STACK_LONG(value, offset)   (((VMJavaVal64*)&topOfStack[-(offset)])->l = (value))
+#define SET_STACK_LONG_FROM_ADDR(addr, offset)   (((VMJavaVal64*)&topOfStack[-(offset)])->l =  \
+                                                 ((VMJavaVal64*)(addr))->l)
+
+#define LOCALS_SLOT(offset)    ((intptr_t*)&locals[-(offset)])
+#define LOCALS_ADDR(offset)    ((address)locals[-(offset)])
+#define LOCALS_INT(offset)     ((jint)(locals[-(offset)]))
+#define LOCALS_FLOAT(offset)   (*((jfloat*)&locals[-(offset)]))
+#define LOCALS_OBJECT(offset)  ((oop)locals[-(offset)])
+#define LOCALS_DOUBLE(offset)  (((VMJavaVal64*)&locals[-((offset) + 1)])->d)
+#define LOCALS_LONG(offset)    (((VMJavaVal64*)&locals[-((offset) + 1)])->l)
+#define LOCALS_LONG_AT(offset) (((address)&locals[-((offset) + 1)]))
+#define LOCALS_DOUBLE_AT(offset) (((address)&locals[-((offset) + 1)]))
+
+#define SET_LOCALS_SLOT(value, offset)    (*(intptr_t*)&locals[-(offset)] = *(intptr_t *)(value))
+#define SET_LOCALS_ADDR(value, offset)    (*((address *)&locals[-(offset)]) = (value))
+#define SET_LOCALS_INT(value, offset)     (*((jint *)&locals[-(offset)]) = (value))
+#define SET_LOCALS_FLOAT(value, offset)   (*((jfloat *)&locals[-(offset)]) = (value))
+#define SET_LOCALS_OBJECT(value, offset)  (*((oop *)&locals[-(offset)]) = (value))
+#define SET_LOCALS_DOUBLE(value, offset)  (((VMJavaVal64*)&locals[-((offset)+1)])->d = (value))
+#define SET_LOCALS_LONG(value, offset)    (((VMJavaVal64*)&locals[-((offset)+1)])->l = (value))
+#define SET_LOCALS_DOUBLE_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->d = \
+                                                  ((VMJavaVal64*)(addr))->d)
+#define SET_LOCALS_LONG_FROM_ADDR(addr, offset) (((VMJavaVal64*)&locals[-((offset)+1)])->l = \
+                                                ((VMJavaVal64*)(addr))->l)