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src/cpu/sparc/vm/bytecodeInterpreter_sparc.inline.hpp@f95d63e2154a
src/cpu/sparc/vm/bytecodeInterpreter_sparc.inline.hpp
Tue, 23 Nov 2010 13:22:55 -0800
- author
- stefank
- date
- Tue, 23 Nov 2010 13:22:55 -0800
- changeset 2314
- f95d63e2154a
- parent 2036
- 126ea7725993
- child 6876
- 710a3c8b516e
- permissions
- -rw-r--r--
6989984: Use standard include model for Hospot
Summary: Replaced MakeDeps and the includeDB files with more standardized solutions.
Reviewed-by: coleenp, kvn, kamg
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_INLINE_HPP
26 #define CPU_SPARC_VM_BYTECODEINTERPRETER_SPARC_INLINE_HPP
28 // Inline interpreter functions for sparc
30 inline jfloat BytecodeInterpreter::VMfloatAdd(jfloat op1, jfloat op2) { return op1 + op2; }
31 inline jfloat BytecodeInterpreter::VMfloatSub(jfloat op1, jfloat op2) { return op1 - op2; }
32 inline jfloat BytecodeInterpreter::VMfloatMul(jfloat op1, jfloat op2) { return op1 * op2; }
33 inline jfloat BytecodeInterpreter::VMfloatDiv(jfloat op1, jfloat op2) { return op1 / op2; }
34 inline jfloat BytecodeInterpreter::VMfloatRem(jfloat op1, jfloat op2) { return fmod(op1, op2); }
36 inline jfloat BytecodeInterpreter::VMfloatNeg(jfloat op) { return -op; }
38 inline int32_t BytecodeInterpreter::VMfloatCompare(jfloat op1, jfloat op2, int32_t direction) {
39 return ( op1 < op2 ? -1 :
40 op1 > op2 ? 1 :
41 op1 == op2 ? 0 :
42 (direction == -1 || direction == 1) ? direction : 0);
44 }
46 inline void BytecodeInterpreter::VMmemCopy64(uint32_t to[2], const uint32_t from[2]) {
47 // x86 can do unaligned copies but not 64bits at a time
48 to[0] = from[0]; to[1] = from[1];
49 }
51 // The long operations depend on compiler support for "long long" on x86
53 inline jlong BytecodeInterpreter::VMlongAdd(jlong op1, jlong op2) {
54 return op1 + op2;
55 }
57 inline jlong BytecodeInterpreter::VMlongAnd(jlong op1, jlong op2) {
58 return op1 & op2;
59 }
61 inline jlong BytecodeInterpreter::VMlongDiv(jlong op1, jlong op2) {
62 // QQQ what about check and throw...
63 return op1 / op2;
64 }
66 inline jlong BytecodeInterpreter::VMlongMul(jlong op1, jlong op2) {
67 return op1 * op2;
68 }
70 inline jlong BytecodeInterpreter::VMlongOr(jlong op1, jlong op2) {
71 return op1 | op2;
72 }
74 inline jlong BytecodeInterpreter::VMlongSub(jlong op1, jlong op2) {
75 return op1 - op2;
76 }
78 inline jlong BytecodeInterpreter::VMlongXor(jlong op1, jlong op2) {
79 return op1 ^ op2;
80 }
82 inline jlong BytecodeInterpreter::VMlongRem(jlong op1, jlong op2) {
83 return op1 % op2;
84 }
86 inline jlong BytecodeInterpreter::VMlongUshr(jlong op1, jint op2) {
87 // CVM did this 0x3f mask, is the really needed??? QQQ
88 return ((unsigned long long) op1) >> (op2 & 0x3F);
89 }
91 inline jlong BytecodeInterpreter::VMlongShr(jlong op1, jint op2) {
92 return op1 >> (op2 & 0x3F);
93 }
95 inline jlong BytecodeInterpreter::VMlongShl(jlong op1, jint op2) {
96 return op1 << (op2 & 0x3F);
97 }
99 inline jlong BytecodeInterpreter::VMlongNeg(jlong op) {
100 return -op;
101 }
103 inline jlong BytecodeInterpreter::VMlongNot(jlong op) {
104 return ~op;
105 }
107 inline int32_t BytecodeInterpreter::VMlongLtz(jlong op) {
108 return (op <= 0);
109 }
111 inline int32_t BytecodeInterpreter::VMlongGez(jlong op) {
112 return (op >= 0);
113 }
115 inline int32_t BytecodeInterpreter::VMlongEqz(jlong op) {
116 return (op == 0);
117 }
119 inline int32_t BytecodeInterpreter::VMlongEq(jlong op1, jlong op2) {
120 return (op1 == op2);
121 }
123 inline int32_t BytecodeInterpreter::VMlongNe(jlong op1, jlong op2) {
124 return (op1 != op2);
125 }
127 inline int32_t BytecodeInterpreter::VMlongGe(jlong op1, jlong op2) {
128 return (op1 >= op2);
129 }
131 inline int32_t BytecodeInterpreter::VMlongLe(jlong op1, jlong op2) {
132 return (op1 <= op2);
133 }
135 inline int32_t BytecodeInterpreter::VMlongLt(jlong op1, jlong op2) {
136 return (op1 < op2);
137 }
139 inline int32_t BytecodeInterpreter::VMlongGt(jlong op1, jlong op2) {
140 return (op1 > op2);
141 }
143 inline int32_t BytecodeInterpreter::VMlongCompare(jlong op1, jlong op2) {
144 return (VMlongLt(op1, op2) ? -1 : VMlongGt(op1, op2) ? 1 : 0);
145 }
147 // Long conversions
149 inline jdouble BytecodeInterpreter::VMlong2Double(jlong val) {
150 return (jdouble) val;
151 }
153 inline jfloat BytecodeInterpreter::VMlong2Float(jlong val) {
154 return (jfloat) val;
155 }
157 inline jint BytecodeInterpreter::VMlong2Int(jlong val) {
158 return (jint) val;
159 }
161 // Double Arithmetic
163 inline jdouble BytecodeInterpreter::VMdoubleAdd(jdouble op1, jdouble op2) {
164 return op1 + op2;
165 }
167 inline jdouble BytecodeInterpreter::VMdoubleDiv(jdouble op1, jdouble op2) {
168 // Divide by zero... QQQ
169 return op1 / op2;
170 }
172 inline jdouble BytecodeInterpreter::VMdoubleMul(jdouble op1, jdouble op2) {
173 return op1 * op2;
174 }
176 inline jdouble BytecodeInterpreter::VMdoubleNeg(jdouble op) {
177 return -op;
178 }
180 inline jdouble BytecodeInterpreter::VMdoubleRem(jdouble op1, jdouble op2) {
181 return fmod(op1, op2);
182 }
184 inline jdouble BytecodeInterpreter::VMdoubleSub(jdouble op1, jdouble op2) {
185 return op1 - op2;
186 }
188 inline int32_t BytecodeInterpreter::VMdoubleCompare(jdouble op1, jdouble op2, int32_t direction) {
189 return ( op1 < op2 ? -1 :
190 op1 > op2 ? 1 :
191 op1 == op2 ? 0 :
192 (direction == -1 || direction == 1) ? direction : 0);
193 }
195 // Double Conversions
197 inline jfloat BytecodeInterpreter::VMdouble2Float(jdouble val) {
198 return (jfloat) val;
199 }
201 // Float Conversions
203 inline jdouble BytecodeInterpreter::VMfloat2Double(jfloat op) {
204 return (jdouble) op;
205 }
207 // Integer Arithmetic
209 inline jint BytecodeInterpreter::VMintAdd(jint op1, jint op2) {
210 return op1 + op2;
211 }
213 inline jint BytecodeInterpreter::VMintAnd(jint op1, jint op2) {
214 return op1 & op2;
215 }
217 inline jint BytecodeInterpreter::VMintDiv(jint op1, jint op2) {
218 /* it's possible we could catch this special case implicitly */
219 if (op1 == 0x80000000 && op2 == -1) return op1;
220 else return op1 / op2;
221 }
223 inline jint BytecodeInterpreter::VMintMul(jint op1, jint op2) {
224 return op1 * op2;
225 }
227 inline jint BytecodeInterpreter::VMintNeg(jint op) {
228 return -op;
229 }
231 inline jint BytecodeInterpreter::VMintOr(jint op1, jint op2) {
232 return op1 | op2;
233 }
235 inline jint BytecodeInterpreter::VMintRem(jint op1, jint op2) {
236 /* it's possible we could catch this special case implicitly */
237 if (op1 == 0x80000000 && op2 == -1) return 0;
238 else return op1 % op2;
239 }
241 inline jint BytecodeInterpreter::VMintShl(jint op1, jint op2) {
242 return op1 << (op2 & 0x1f);
243 }
245 inline jint BytecodeInterpreter::VMintShr(jint op1, jint op2) {
246 return op1 >> (op2 & 0x1f);
247 }
249 inline jint BytecodeInterpreter::VMintSub(jint op1, jint op2) {
250 return op1 - op2;
251 }
253 inline juint BytecodeInterpreter::VMintUshr(jint op1, jint op2) {
254 return ((juint) op1) >> (op2 & 0x1f);
255 }
257 inline jint BytecodeInterpreter::VMintXor(jint op1, jint op2) {
258 return op1 ^ op2;
259 }
261 inline jdouble BytecodeInterpreter::VMint2Double(jint val) {
262 return (jdouble) val;
263 }
265 inline jfloat BytecodeInterpreter::VMint2Float(jint val) {
266 return (jfloat) val;
267 }
269 inline jlong BytecodeInterpreter::VMint2Long(jint val) {
270 return (jlong) val;
271 }
273 inline jchar BytecodeInterpreter::VMint2Char(jint val) {
274 return (jchar) val;
275 }
277 inline jshort BytecodeInterpreter::VMint2Short(jint val) {
278 return (jshort) val;
279 }
281 inline jbyte BytecodeInterpreter::VMint2Byte(jint val) {
282 return (jbyte) val;
283 }
285 // The implementations are platform dependent. We have to worry about alignment
286 // issues on some machines which can change on the same platform depending on
287 // whether it is an LP64 machine also.
289 // We know that on LP32 mode that longs/doubles are the only thing that gives
290 // us alignment headaches. We also know that the worst we have is 32bit alignment
291 // so thing are not really too bad.
292 // (Also sparcworks compiler does the right thing for free if we don't use -arch..
293 // switches. Only gcc gives us a hard time. In LP64 mode I think we have no issue
294 // with alignment.
296 #ifdef _GNU_SOURCE
297 #define ALIGN_CONVERTER /* Needs alignment converter */
298 #else
299 #undef ALIGN_CONVERTER /* No alignment converter */
300 #endif /* _GNU_SOURCE */
302 #ifdef ALIGN_CONVERTER
303 class u8_converter {
305 private:
307 public:
308 static jdouble get_jdouble(address p) {
309 VMJavaVal64 tmp;
310 tmp.v[0] = ((uint32_t*)p)[0];
311 tmp.v[1] = ((uint32_t*)p)[1];
312 return tmp.d;
313 }
315 static void put_jdouble(address p, jdouble d) {
316 VMJavaVal64 tmp;
317 tmp.d = d;
318 ((uint32_t*)p)[0] = tmp.v[0];
319 ((uint32_t*)p)[1] = tmp.v[1];
320 }
322 static jlong get_jlong(address p) {
323 VMJavaVal64 tmp;
324 tmp.v[0] = ((uint32_t*)p)[0];
325 tmp.v[1] = ((uint32_t*)p)[1];
326 return tmp.l;
327 }
329 static void put_jlong(address p, jlong l) {
330 VMJavaVal64 tmp;
331 tmp.l = l;
332 ((uint32_t*)p)[0] = tmp.v[0];
333 ((uint32_t*)p)[1] = tmp.v[1];
334 }
335 };
336 #endif /* ALIGN_CONVERTER */
338 #endif // CPU_SPARC_VM_BYTECODEINTERPRETER_SPARC_INLINE_HPP
