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8059606: Enable per-method usage of CompileThresholdScaling (per-method compilation thresholds)

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Changed interpreter and compilation policies to allow using CompileThresholdScaling on a per-method level

Reviewed-by: jrose, kvn
This commit is contained in:
Zoltan Majo 2015-01-21 10:51:35 +01:00
parent 3d814126c2
commit e559c17954
32 changed files with 293 additions and 157 deletions
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15
hotspot/src/share/vm/runtime/arguments.hpp
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@ -328,9 +328,6 @@ class Arguments : AllStatic {
static bool _ClipInlining;
static bool _CIDynamicCompilePriority;
// Scale compile thresholds
static intx get_scaled_compile_threshold(intx threshold);
static intx get_scaled_freq_log(intx freq_log);
// Tiered
static void set_tiered_flags();
static int get_min_number_of_compiler_threads();
@ -452,6 +449,18 @@ class Arguments : AllStatic {
static char* SharedArchivePath;
public:
// Scale compile thresholds
// Returns threshold scaled with CompileThresholdScaling
static intx scaled_compile_threshold(intx threshold, double scale);
static intx scaled_compile_threshold(intx threshold) {
return scaled_compile_threshold(threshold, CompileThresholdScaling);
}
// Returns freq_log scaled with CompileThresholdScaling
static intx scaled_freq_log(intx freq_log, double scale);
static intx scaled_freq_log(intx freq_log) {
return scaled_freq_log(freq_log, CompileThresholdScaling);
}
// Parses the arguments, first phase
static jint parse(const JavaVMInitArgs* args);
// Apply ergonomics