diff src/cpu/ppc/vm/bytecodeInterpreter_ppc.inline.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
date Fri, 02 Aug 2013 16:46:45 +0200
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/cpu/ppc/vm/bytecodeInterpreter_ppc.inline.hpp	Fri Aug 02 16:46:45 2013 +0200
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+/*
+ * Copyright (c) 2002, 2013, Oracle and/or its affiliates. All rights reserved.
+ * Copyright 2012, 2013 SAP AG. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#ifndef CPU_PPC_VM_BYTECODEINTERPRETER_PPC_INLINE_HPP
+#define CPU_PPC_VM_BYTECODEINTERPRETER_PPC_INLINE_HPP
+
+#ifdef CC_INTERP
+
+// Inline interpreter functions for ppc.
+
+#include <math.h>
+
+inline jfloat BytecodeInterpreter::VMfloatAdd(jfloat op1, jfloat op2) { return op1 + op2; }
+inline jfloat BytecodeInterpreter::VMfloatSub(jfloat op1, jfloat op2) { return op1 - op2; }
+inline jfloat BytecodeInterpreter::VMfloatMul(jfloat op1, jfloat op2) { return op1 * op2; }
+inline jfloat BytecodeInterpreter::VMfloatDiv(jfloat op1, jfloat op2) { return op1 / op2; }
+inline jfloat BytecodeInterpreter::VMfloatRem(jfloat op1, jfloat op2) { return (jfloat)fmod((double)op1, (double)op2); }
+
+inline jfloat BytecodeInterpreter::VMfloatNeg(jfloat op) { return -op; }
+
+inline int32_t BytecodeInterpreter::VMfloatCompare(jfloat op1, jfloat op2, int32_t direction) {
+  return ( op1 < op2 ? -1 :
+               op1 > op2 ? 1 :
+                   op1 == op2 ? 0 :
+                       (direction == -1 || direction == 1) ? direction : 0);
+
+}
+
+inline void BytecodeInterpreter::VMmemCopy64(uint32_t to[2], const uint32_t from[2]) {
+  to[0] = from[0]; to[1] = from[1];
+}
+
+// The long operations depend on compiler support for "long long" on ppc.
+
+inline jlong BytecodeInterpreter::VMlongAdd(jlong op1, jlong op2) {
+  return op1 + op2;
+}
+
+inline jlong BytecodeInterpreter::VMlongAnd(jlong op1, jlong op2) {
+  return op1 & op2;
+}
+
+inline jlong BytecodeInterpreter::VMlongDiv(jlong op1, jlong op2) {
+  if (op1 == min_jlong && op2 == -1) return op1;
+  return op1 / op2;
+}
+
+inline jlong BytecodeInterpreter::VMlongMul(jlong op1, jlong op2) {
+  return op1 * op2;
+}
+
+inline jlong BytecodeInterpreter::VMlongOr(jlong op1, jlong op2) {
+  return op1 | op2;
+}
+
+inline jlong BytecodeInterpreter::VMlongSub(jlong op1, jlong op2) {
+  return op1 - op2;
+}
+
+inline jlong BytecodeInterpreter::VMlongXor(jlong op1, jlong op2) {
+  return op1 ^ op2;
+}
+
+inline jlong BytecodeInterpreter::VMlongRem(jlong op1, jlong op2) {
+  if (op1 == min_jlong && op2 == -1) return 0;
+  return op1 % op2;
+}
+
+inline jlong BytecodeInterpreter::VMlongUshr(jlong op1, jint op2) {
+  return ((uint64_t) op1) >> (op2 & 0x3F);
+}
+
+inline jlong BytecodeInterpreter::VMlongShr(jlong op1, jint op2) {
+  return op1 >> (op2 & 0x3F);
+}
+
+inline jlong BytecodeInterpreter::VMlongShl(jlong op1, jint op2) {
+  return op1 << (op2 & 0x3F);
+}
+
+inline jlong BytecodeInterpreter::VMlongNeg(jlong op) {
+  return -op;
+}
+
+inline jlong BytecodeInterpreter::VMlongNot(jlong op) {
+  return ~op;
+}
+
+inline int32_t BytecodeInterpreter::VMlongLtz(jlong op) {
+  return (op <= 0);
+}
+
+inline int32_t BytecodeInterpreter::VMlongGez(jlong op) {
+  return (op >= 0);
+}
+
+inline int32_t BytecodeInterpreter::VMlongEqz(jlong op) {
+  return (op == 0);
+}
+
+inline int32_t BytecodeInterpreter::VMlongEq(jlong op1, jlong op2) {
+  return (op1 == op2);
+}
+
+inline int32_t BytecodeInterpreter::VMlongNe(jlong op1, jlong op2) {
+  return (op1 != op2);
+}
+
+inline int32_t BytecodeInterpreter::VMlongGe(jlong op1, jlong op2) {
+  return (op1 >= op2);
+}
+
+inline int32_t BytecodeInterpreter::VMlongLe(jlong op1, jlong op2) {
+  return (op1 <= op2);
+}
+
+inline int32_t BytecodeInterpreter::VMlongLt(jlong op1, jlong op2) {
+  return (op1 < op2);
+}
+
+inline int32_t BytecodeInterpreter::VMlongGt(jlong op1, jlong op2) {
+  return (op1 > op2);
+}
+
+inline int32_t BytecodeInterpreter::VMlongCompare(jlong op1, jlong op2) {
+  return (VMlongLt(op1, op2) ? -1 : VMlongGt(op1, op2) ? 1 : 0);
+}
+
+// Long conversions
+
+inline jdouble BytecodeInterpreter::VMlong2Double(jlong val) {
+  return (jdouble) val;
+}
+
+inline jfloat BytecodeInterpreter::VMlong2Float(jlong val) {
+  return (jfloat) val;
+}
+
+inline jint BytecodeInterpreter::VMlong2Int(jlong val) {
+  return (jint) val;
+}
+
+// Double Arithmetic
+
+inline jdouble BytecodeInterpreter::VMdoubleAdd(jdouble op1, jdouble op2) {
+  return op1 + op2;
+}
+
+inline jdouble BytecodeInterpreter::VMdoubleDiv(jdouble op1, jdouble op2) {
+  return op1 / op2;
+}
+
+inline jdouble BytecodeInterpreter::VMdoubleMul(jdouble op1, jdouble op2) {
+  return op1 * op2;
+}
+
+inline jdouble BytecodeInterpreter::VMdoubleNeg(jdouble op) {
+  return -op;
+}
+
+inline jdouble BytecodeInterpreter::VMdoubleRem(jdouble op1, jdouble op2) {
+  return fmod(op1, op2);
+}
+
+inline jdouble BytecodeInterpreter::VMdoubleSub(jdouble op1, jdouble op2) {
+  return op1 - op2;
+}
+
+inline int32_t BytecodeInterpreter::VMdoubleCompare(jdouble op1, jdouble op2, int32_t direction) {
+  return ( op1 < op2 ? -1 :
+               op1 > op2 ? 1 :
+                   op1 == op2 ? 0 :
+                       (direction == -1 || direction == 1) ? direction : 0);
+}
+
+// Double Conversions
+
+inline jfloat BytecodeInterpreter::VMdouble2Float(jdouble val) {
+  return (jfloat) val;
+}
+
+// Float Conversions
+
+inline jdouble BytecodeInterpreter::VMfloat2Double(jfloat op) {
+  return (jdouble) op;
+}
+
+// Integer Arithmetic
+
+inline jint BytecodeInterpreter::VMintAdd(jint op1, jint op2) {
+  return op1 + op2;
+}
+
+inline jint BytecodeInterpreter::VMintAnd(jint op1, jint op2) {
+  return op1 & op2;
+}
+
+inline jint BytecodeInterpreter::VMintDiv(jint op1, jint op2) {
+  /* it's possible we could catch this special case implicitly */
+  if ((juint)op1 == 0x80000000 && op2 == -1) return op1;
+  else return op1 / op2;
+}
+
+inline jint BytecodeInterpreter::VMintMul(jint op1, jint op2) {
+  return op1 * op2;
+}
+
+inline jint BytecodeInterpreter::VMintNeg(jint op) {
+  return -op;
+}
+
+inline jint BytecodeInterpreter::VMintOr(jint op1, jint op2) {
+  return op1 | op2;
+}
+
+inline jint BytecodeInterpreter::VMintRem(jint op1, jint op2) {
+  /* it's possible we could catch this special case implicitly */
+  if ((juint)op1 == 0x80000000 && op2 == -1) return 0;
+  else return op1 % op2;
+}
+
+inline jint BytecodeInterpreter::VMintShl(jint op1, jint op2) {
+  return op1 <<  (op2 & 0x1f);
+}
+
+inline jint BytecodeInterpreter::VMintShr(jint op1, jint op2) {
+  return op1 >>  (op2 & 0x1f);
+}
+
+inline jint BytecodeInterpreter::VMintSub(jint op1, jint op2) {
+  return op1 - op2;
+}
+
+inline juint BytecodeInterpreter::VMintUshr(jint op1, jint op2) {
+  return ((juint) op1) >> (op2 & 0x1f);
+}
+
+inline jint BytecodeInterpreter::VMintXor(jint op1, jint op2) {
+  return op1 ^ op2;
+}
+
+inline jdouble BytecodeInterpreter::VMint2Double(jint val) {
+  return (jdouble) val;
+}
+
+inline jfloat BytecodeInterpreter::VMint2Float(jint val) {
+  return (jfloat) val;
+}
+
+inline jlong BytecodeInterpreter::VMint2Long(jint val) {
+  return (jlong) val;
+}
+
+inline jchar BytecodeInterpreter::VMint2Char(jint val) {
+  return (jchar) val;
+}
+
+inline jshort BytecodeInterpreter::VMint2Short(jint val) {
+  return (jshort) val;
+}
+
+inline jbyte BytecodeInterpreter::VMint2Byte(jint val) {
+  return (jbyte) val;
+}
+
+#endif // CC_INTERP
+
+#endif // CPU_PPC_VM_BYTECODEINTERPRETER_PPC_INLINE_HPP