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6958292: C1: Enable parallel compilation

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Enable parallel compilation in C1

Reviewed-by: never, kvn
This commit is contained in:
Igor Veresov 2010-06-04 11:18:04 -07:00
parent 36f8c82970
commit 00b75f8353
30 changed files with 328 additions and 344 deletions
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14
hotspot/src/share/vm/c1/c1_LinearScan.cpp
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@ -84,10 +84,6 @@ LinearScan::LinearScan(IR* ir, LIRGenerator* gen, FrameMap* frame_map)
, _fpu_stack_allocator(NULL)
#endif
{
// note: to use more than on instance of LinearScan at a time this function call has to
// be moved somewhere outside of this constructor:
Interval::initialize();
assert(this->ir() != NULL, "check if valid");
assert(this->compilation() != NULL, "check if valid");
assert(this->gen() != NULL, "check if valid");
@ -3929,8 +3925,8 @@ Range::Range(int from, int to, Range* next) :
// initialize sentinel
Range* Range::_end = NULL;
void Range::initialize() {
_end = new Range(max_jint, max_jint, NULL);
void Range::initialize(Arena* arena) {
_end = new (arena) Range(max_jint, max_jint, NULL);
}
int Range::intersects_at(Range* r2) const {
@ -3976,9 +3972,9 @@ void Range::print(outputStream* out) const {
// initialize sentinel
Interval* Interval::_end = NULL;
void Interval::initialize() {
Range::initialize();
_end = new Interval(-1);
void Interval::initialize(Arena* arena) {
Range::initialize(arena);
_end = new (arena) Interval(-1);
}
Interval::Interval(int reg_num) :