author | simonis |
Wed, 14 Mar 2018 12:12:00 +0100 | |
changeset 49393 | 93fe2fc5c093 |
parent 49340 | 4e82736053ae |
permissions | -rw-r--r-- |
6453 | 1 |
/* |
49340
4e82736053ae
8191102: Incorrect include file use in classLoader.hpp
hseigel
parents:
47216
diff
changeset
|
2 |
* Copyright (c) 2001, 2018, Oracle and/or its affiliates. All rights reserved. |
6453 | 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 |
*/ |
|
24 |
||
7397 | 25 |
#ifndef SHARE_VM_RUNTIME_SIMPLETHRESHOLDPOLICY_INLINE_HPP |
26 |
#define SHARE_VM_RUNTIME_SIMPLETHRESHOLDPOLICY_INLINE_HPP |
|
6453 | 27 |
|
28650
772aaab2582f
8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents:
27643
diff
changeset
|
28 |
#include "compiler/compilerOracle.hpp" |
49340
4e82736053ae
8191102: Incorrect include file use in classLoader.hpp
hseigel
parents:
47216
diff
changeset
|
29 |
#include "oops/method.inline.hpp" |
28650
772aaab2582f
8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents:
27643
diff
changeset
|
30 |
|
42650 | 31 |
#ifdef TIERED |
32 |
||
6453 | 33 |
template<CompLevel level> |
28650
772aaab2582f
8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents:
27643
diff
changeset
|
34 |
bool SimpleThresholdPolicy::call_predicate_helper(int i, int b, double scale, Method* method) { |
772aaab2582f
8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents:
27643
diff
changeset
|
35 |
double threshold_scaling; |
772aaab2582f
8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents:
27643
diff
changeset
|
36 |
if (CompilerOracle::has_option_value(method, "CompileThresholdScaling", threshold_scaling)) { |
772aaab2582f
8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents:
27643
diff
changeset
|
37 |
scale *= threshold_scaling; |
772aaab2582f
8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents:
27643
diff
changeset
|
38 |
} |
6453 | 39 |
switch(level) { |
42650 | 40 |
case CompLevel_aot: |
41 |
return (i >= Tier3AOTInvocationThreshold * scale) || |
|
42 |
(i >= Tier3AOTMinInvocationThreshold * scale && i + b >= Tier3AOTCompileThreshold * scale); |
|
6453 | 43 |
case CompLevel_none: |
44 |
case CompLevel_limited_profile: |
|
27148
a4b542d56e01
8059604: Add CompileThresholdScaling flag to control when methods are first compiled (with and withour TieredCompilation)
zmajo
parents:
13728
diff
changeset
|
45 |
return (i >= Tier3InvocationThreshold * scale) || |
a4b542d56e01
8059604: Add CompileThresholdScaling flag to control when methods are first compiled (with and withour TieredCompilation)
zmajo
parents:
13728
diff
changeset
|
46 |
(i >= Tier3MinInvocationThreshold * scale && i + b >= Tier3CompileThreshold * scale); |
6453 | 47 |
case CompLevel_full_profile: |
27148
a4b542d56e01
8059604: Add CompileThresholdScaling flag to control when methods are first compiled (with and withour TieredCompilation)
zmajo
parents:
13728
diff
changeset
|
48 |
return (i >= Tier4InvocationThreshold * scale) || |
a4b542d56e01
8059604: Add CompileThresholdScaling flag to control when methods are first compiled (with and withour TieredCompilation)
zmajo
parents:
13728
diff
changeset
|
49 |
(i >= Tier4MinInvocationThreshold * scale && i + b >= Tier4CompileThreshold * scale); |
6453 | 50 |
} |
51 |
return true; |
|
52 |
} |
|
53 |
||
54 |
template<CompLevel level> |
|
28650
772aaab2582f
8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents:
27643
diff
changeset
|
55 |
bool SimpleThresholdPolicy::loop_predicate_helper(int i, int b, double scale, Method* method) { |
772aaab2582f
8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents:
27643
diff
changeset
|
56 |
double threshold_scaling; |
772aaab2582f
8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents:
27643
diff
changeset
|
57 |
if (CompilerOracle::has_option_value(method, "CompileThresholdScaling", threshold_scaling)) { |
772aaab2582f
8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents:
27643
diff
changeset
|
58 |
scale *= threshold_scaling; |
772aaab2582f
8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)
zmajo
parents:
27643
diff
changeset
|
59 |
} |
6453 | 60 |
switch(level) { |
42650 | 61 |
case CompLevel_aot: |
62 |
return b >= Tier3AOTBackEdgeThreshold * scale; |
|
6453 | 63 |
case CompLevel_none: |
64 |
case CompLevel_limited_profile: |
|
27148
a4b542d56e01
8059604: Add CompileThresholdScaling flag to control when methods are first compiled (with and withour TieredCompilation)
zmajo
parents:
13728
diff
changeset
|
65 |
return b >= Tier3BackEdgeThreshold * scale; |
6453 | 66 |
case CompLevel_full_profile: |
27148
a4b542d56e01
8059604: Add CompileThresholdScaling flag to control when methods are first compiled (with and withour TieredCompilation)
zmajo
parents:
13728
diff
changeset
|
67 |
return b >= Tier4BackEdgeThreshold * scale; |
6453 | 68 |
} |
69 |
return true; |
|
70 |
} |
|
71 |
||
72 |
// Simple methods are as good being compiled with C1 as C2. |
|
73 |
// Determine if a given method is such a case. |
|
13728
882756847a04
6964458: Reimplement class meta-data storage to use native memory
coleenp
parents:
7397
diff
changeset
|
74 |
bool SimpleThresholdPolicy::is_trivial(Method* method) { |
27643
fe8f95a2d9bc
8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations'
thartmann
parents:
27148
diff
changeset
|
75 |
if (method->is_accessor() || |
fe8f95a2d9bc
8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations'
thartmann
parents:
27148
diff
changeset
|
76 |
method->is_constant_getter()) { |
fe8f95a2d9bc
8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations'
thartmann
parents:
27148
diff
changeset
|
77 |
return true; |
fe8f95a2d9bc
8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations'
thartmann
parents:
27148
diff
changeset
|
78 |
} |
33632 | 79 |
#if INCLUDE_JVMCI |
80 |
if (UseJVMCICompiler) { |
|
46375
1b360c12efc7
8171813: Reported null pointer dereference defect groups
rraghavan
parents:
42650
diff
changeset
|
81 |
AbstractCompiler* comp = CompileBroker::compiler(CompLevel_full_optimization); |
1b360c12efc7
8171813: Reported null pointer dereference defect groups
rraghavan
parents:
42650
diff
changeset
|
82 |
if (TieredCompilation && comp != NULL && comp->is_trivial(method)) { |
33632 | 83 |
return true; |
84 |
} |
|
85 |
} |
|
86 |
#endif |
|
27643
fe8f95a2d9bc
8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations'
thartmann
parents:
27148
diff
changeset
|
87 |
if (method->has_loops() || method->code_size() >= 15) { |
fe8f95a2d9bc
8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations'
thartmann
parents:
27148
diff
changeset
|
88 |
return false; |
fe8f95a2d9bc
8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations'
thartmann
parents:
27148
diff
changeset
|
89 |
} |
fe8f95a2d9bc
8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations'
thartmann
parents:
27148
diff
changeset
|
90 |
MethodData* mdo = method->method_data(); |
fe8f95a2d9bc
8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations'
thartmann
parents:
27148
diff
changeset
|
91 |
if (mdo != NULL && !mdo->would_profile() && |
fe8f95a2d9bc
8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations'
thartmann
parents:
27148
diff
changeset
|
92 |
(method->code_size() < 5 || (mdo->num_blocks() < 4))) { |
fe8f95a2d9bc
8056071: compiler/whitebox/IsMethodCompilableTest.java fails with 'method() is not compilable after 3 iterations'
thartmann
parents:
27148
diff
changeset
|
93 |
return true; |
6453 | 94 |
} |
95 |
return false; |
|
96 |
} |
|
7397 | 97 |
|
49340
4e82736053ae
8191102: Incorrect include file use in classLoader.hpp
hseigel
parents:
47216
diff
changeset
|
98 |
inline CompLevel SimpleThresholdPolicy::comp_level(Method* method) { |
4e82736053ae
8191102: Incorrect include file use in classLoader.hpp
hseigel
parents:
47216
diff
changeset
|
99 |
CompiledMethod *nm = method->code(); |
4e82736053ae
8191102: Incorrect include file use in classLoader.hpp
hseigel
parents:
47216
diff
changeset
|
100 |
if (nm != NULL && nm->is_in_use()) { |
4e82736053ae
8191102: Incorrect include file use in classLoader.hpp
hseigel
parents:
47216
diff
changeset
|
101 |
return (CompLevel)nm->comp_level(); |
4e82736053ae
8191102: Incorrect include file use in classLoader.hpp
hseigel
parents:
47216
diff
changeset
|
102 |
} |
4e82736053ae
8191102: Incorrect include file use in classLoader.hpp
hseigel
parents:
47216
diff
changeset
|
103 |
return CompLevel_none; |
4e82736053ae
8191102: Incorrect include file use in classLoader.hpp
hseigel
parents:
47216
diff
changeset
|
104 |
} |
4e82736053ae
8191102: Incorrect include file use in classLoader.hpp
hseigel
parents:
47216
diff
changeset
|
105 |
|
42650 | 106 |
#endif // TIERED |
107 |
||
7397 | 108 |
#endif // SHARE_VM_RUNTIME_SIMPLETHRESHOLDPOLICY_INLINE_HPP |