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8022494: Make compilation IDs sequential

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Use atomic operations to provide sequential compilation IDs

Reviewed-by: kvn, twisti
This commit is contained in:
Albert Noll 2014-01-10 06:36:18 +01:00
parent 0c84081c87
commit 42afc756f5
5 changed files with 59 additions and 58 deletions
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8
hotspot/src/share/vm/compiler/compileBroker.hpp
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@ -246,6 +246,8 @@ class CompileBroker: AllStatic {
// Compile type Information for print_last_compile() and CompilerCounters
enum { no_compile, normal_compile, osr_compile, native_compile };
static int assign_compile_id (methodHandle method, int osr_bci);
private:
static bool _initialized;
@ -258,9 +260,8 @@ class CompileBroker: AllStatic {
static AbstractCompiler* _compilers[2];
// These counters are used for assigning id's to each compilation
static uint _compilation_id;
static uint _osr_compilation_id;
static uint _native_compilation_id;
static volatile jint _compilation_id;
static volatile jint _osr_compilation_id;
static int _last_compile_type;
static int _last_compile_level;
@ -321,7 +322,6 @@ class CompileBroker: AllStatic {
static void init_compiler_threads(int c1_compiler_count, int c2_compiler_count);
static bool compilation_is_complete (methodHandle method, int osr_bci, int comp_level);
static bool compilation_is_prohibited(methodHandle method, int osr_bci, int comp_level);
static uint assign_compile_id (methodHandle method, int osr_bci);
static bool is_compile_blocking (methodHandle method, int osr_bci);
static void preload_classes (methodHandle method, TRAPS);