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diff -rauN jdk12u-jdk-12.0.2+10/src/hotspot/share/c1/c1_Instruction.hpp jdk12u-jdk-12.0.2+10-c1-patch/src/hotspot/share/c1/c1_Instruction.hpp
--- jdk12u-jdk-12.0.2+10/src/hotspot/share/c1/c1_Instruction.hpp 2019-07-16 18:38:28.000000000 +0200
+++ jdk12u-jdk-12.0.2+10-c1-patch/src/hotspot/share/c1/c1_Instruction.hpp 2021-05-19 16:54:56.288783039 +0200
@@ -303,7 +303,6 @@
XHandlers* _exception_handlers; // Flat list of exception handlers covering this instruction
friend class UseCountComputer;
- friend class BlockBegin;
void update_exception_state(ValueStack* state);
@@ -349,7 +348,6 @@
void* operator new(size_t size) throw() {
Compilation* c = Compilation::current();
void* res = c->arena()->Amalloc(size);
- ((Instruction*)res)->_id = c->get_next_id();
return res;
}
@@ -410,11 +408,11 @@
// creation
Instruction(ValueType* type, ValueStack* state_before = NULL, bool type_is_constant = false)
- :
+ : _id(Compilation::current()->get_next_id())
+ , _use_count(0)
#ifndef PRODUCT
- _printable_bci(-99),
+ , _printable_bci(-99)
#endif
- _use_count(0)
, _pin_state(0)
, _type(type)
, _next(NULL)
@@ -1649,8 +1647,6 @@
void* operator new(size_t size) throw() {
Compilation* c = Compilation::current();
void* res = c->arena()->Amalloc(size);
- ((BlockBegin*)res)->_id = c->get_next_id();
- ((BlockBegin*)res)->_block_id = c->get_next_block_id();
return res;
}
@@ -1662,6 +1658,7 @@
// creation
BlockBegin(int bci)
: StateSplit(illegalType)
+ , _block_id(Compilation::current()->get_next_block_id())
, _bci(bci)
, _depth_first_number(-1)
, _linear_scan_number(-1)
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