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8251462: Simplify compilation policy

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Reviewed-by: cjplummer, kvn
This commit is contained in:
Igor Veresov 2021-01-28 20:51:12 +00:00
parent 71128cf4ce
commit 1519632597
98 changed files with 2343 additions and 3818 deletions
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30
src/hotspot/share/oops/methodData.cpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2000, 2020, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2000, 2021, Oracle and/or its affiliates. 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
@ -662,7 +662,7 @@ MethodData* MethodData::allocate(ClassLoaderData* loader_data, const methodHandl
}
int MethodData::bytecode_cell_count(Bytecodes::Code code) {
if (is_client_compilation_mode_vm()) {
if (CompilerConfig::is_c1_simple_only() && !ProfileInterpreter) {
return no_profile_data;
}
switch (code) {
@ -785,7 +785,7 @@ bool MethodData::is_speculative_trap_bytecode(Bytecodes::Code code) {
case Bytecodes::_ifnonnull:
case Bytecodes::_invokestatic:
#ifdef COMPILER2
if (is_server_compilation_mode_vm()) {
if (CompilerConfig::is_c2_enabled()) {
return UseTypeSpeculation;
}
#endif
@ -969,7 +969,7 @@ int MethodData::compute_allocation_size_in_words(const methodHandle& method) {
// the segment in bytes.
int MethodData::initialize_data(BytecodeStream* stream,
int data_index) {
if (is_client_compilation_mode_vm()) {
if (CompilerConfig::is_c1_simple_only() && !ProfileInterpreter) {
return 0;
}
int cell_count = -1;
@ -1327,29 +1327,11 @@ void MethodData::init() {
// Get a measure of how much mileage the method has on it.
int MethodData::mileage_of(Method* method) {
int mileage = 0;
if (TieredCompilation) {
mileage = MAX2(method->invocation_count(), method->backedge_count());
} else {
int iic = method->interpreter_invocation_count();
if (mileage < iic) mileage = iic;
MethodCounters* mcs = method->method_counters();
if (mcs != NULL) {
InvocationCounter* ic = mcs->invocation_counter();
InvocationCounter* bc = mcs->backedge_counter();
int icval = ic->count();
if (ic->carry()) icval += CompileThreshold;
if (mileage < icval) mileage = icval;
int bcval = bc->count();
if (bc->carry()) bcval += CompileThreshold;
if (mileage < bcval) mileage = bcval;
}
}
return mileage;
return MAX2(method->invocation_count(), method->backedge_count());
}
bool MethodData::is_mature() const {
return CompilationPolicy::policy()->is_mature(_method);
return CompilationPolicy::is_mature(_method);
}
// Translate a bci to its corresponding data index (di).