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comparison src/share/vm/interpreter/interpreter.cpp @ 11080:b800986664f4

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7088419: Use x86 Hardware CRC32 Instruction with java.util.zip.CRC32 Summary: add intrinsics using new instruction to interpreter, C1, C2, for suitable x86; add test Reviewed-by: kvn, twisti
author drchase
date Tue, 02 Jul 2013 20:42:12 -0400
parents a5de0cc2f91c
children 6b0fd0964b87 bd3237e0e18d
comparison
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11079:738e04fb1232 11080:b800986664f4
1 /* 1 /*
2 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 1997, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 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 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
193 ((int)id - vmIntrinsics::FIRST_MH_SIG_POLY) ); 193 ((int)id - vmIntrinsics::FIRST_MH_SIG_POLY) );
194 assert(kind <= method_handle_invoke_LAST, "parallel enum ranges"); 194 assert(kind <= method_handle_invoke_LAST, "parallel enum ranges");
195 return kind; 195 return kind;
196 } 196 }
197 197
198 #ifndef CC_INTERP
199 if (UseCRC32Intrinsics && m->is_native()) {
200 // Use optimized stub code for CRC32 native methods.
201 switch (m->intrinsic_id()) {
202 case vmIntrinsics::_updateCRC32 : return java_util_zip_CRC32_update;
203 case vmIntrinsics::_updateBytesCRC32 : return java_util_zip_CRC32_updateBytes;
204 case vmIntrinsics::_updateByteBufferCRC32 : return java_util_zip_CRC32_updateByteBuffer;
205 }
206 }
207 #endif
208
198 // Native method? 209 // Native method?
199 // Note: This test must come _before_ the test for intrinsic 210 // Note: This test must come _before_ the test for intrinsic
200 // methods. See also comments below. 211 // methods. See also comments below.
201 if (m->is_native()) { 212 if (m->is_native()) {
202 assert(!m->is_method_handle_intrinsic(), "overlapping bits here, watch out"); 213 assert(!m->is_method_handle_intrinsic(), "overlapping bits here, watch out");
295 case java_lang_math_tan : tty->print("java_lang_math_tan" ); break; 306 case java_lang_math_tan : tty->print("java_lang_math_tan" ); break;
296 case java_lang_math_abs : tty->print("java_lang_math_abs" ); break; 307 case java_lang_math_abs : tty->print("java_lang_math_abs" ); break;
297 case java_lang_math_sqrt : tty->print("java_lang_math_sqrt" ); break; 308 case java_lang_math_sqrt : tty->print("java_lang_math_sqrt" ); break;
298 case java_lang_math_log : tty->print("java_lang_math_log" ); break; 309 case java_lang_math_log : tty->print("java_lang_math_log" ); break;
299 case java_lang_math_log10 : tty->print("java_lang_math_log10" ); break; 310 case java_lang_math_log10 : tty->print("java_lang_math_log10" ); break;
311 case java_util_zip_CRC32_update : tty->print("java_util_zip_CRC32_update"); break;
312 case java_util_zip_CRC32_updateBytes : tty->print("java_util_zip_CRC32_updateBytes"); break;
313 case java_util_zip_CRC32_updateByteBuffer : tty->print("java_util_zip_CRC32_updateByteBuffer"); break;
300 default: 314 default:
301 if (kind >= method_handle_invoke_FIRST && 315 if (kind >= method_handle_invoke_FIRST &&
302 kind <= method_handle_invoke_LAST) { 316 kind <= method_handle_invoke_LAST) {
303 const char* kind_name = vmIntrinsics::name_at(method_handle_intrinsic(kind)); 317 const char* kind_name = vmIntrinsics::name_at(method_handle_intrinsic(kind));
304 if (kind_name[0] == '_') kind_name = &kind_name[1]; // '_invokeExact' => 'invokeExact' 318 if (kind_name[0] == '_') kind_name = &kind_name[1]; // '_invokeExact' => 'invokeExact'