Mercurial > jdk8-mips64-public > hotspot / file comparison
comparison: src/share/vm/opto/graphKit.cpp
src/share/vm/opto/graphKit.cpp
- changeset 9738
- 18fd6d87f16f
- parent 8653
- 0ffee573412b
- child 9756
- 2be326848943
- child 9942
- eddd586d1a4c
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| 9737:c06dc174d786 | 9738:18fd6d87f16f |
|---|---|
| 1785 // have a card mark store and its barrier split across the GC point from | 1785 // have a card mark store and its barrier split across the GC point from |
| 1786 // either above or below. Here I get that to happen by reading ALL of memory. | 1786 // either above or below. Here I get that to happen by reading ALL of memory. |
| 1787 // A better answer would be to separate out card marks from other memory. | 1787 // A better answer would be to separate out card marks from other memory. |
| 1788 // For now, return the input memory state, so that it can be reused | 1788 // For now, return the input memory state, so that it can be reused |
| 1789 // after the call, if this call has restricted memory effects. | 1789 // after the call, if this call has restricted memory effects. |
| 1790 Node* GraphKit::set_predefined_input_for_runtime_call(SafePointNode* call) { | 1790 Node* GraphKit::set_predefined_input_for_runtime_call(SafePointNode* call, Node* narrow_mem) { |
| 1791 // Set fixed predefined input arguments | 1791 // Set fixed predefined input arguments |
| 1792 Node* memory = reset_memory(); | 1792 Node* memory = reset_memory(); |
| 1793 Node* m = narrow_mem == NULL ? memory : narrow_mem; | |
| 1793 call->init_req( TypeFunc::Control, control() ); | 1794 call->init_req( TypeFunc::Control, control() ); |
| 1794 call->init_req( TypeFunc::I_O, top() ); // does no i/o | 1795 call->init_req( TypeFunc::I_O, top() ); // does no i/o |
| 1795 call->init_req( TypeFunc::Memory, memory ); // may gc ptrs | 1796 call->init_req( TypeFunc::Memory, m ); // may gc ptrs |
| 1796 call->init_req( TypeFunc::FramePtr, frameptr() ); | 1797 call->init_req( TypeFunc::FramePtr, frameptr() ); |
| 1797 call->init_req( TypeFunc::ReturnAdr, top() ); | 1798 call->init_req( TypeFunc::ReturnAdr, top() ); |
| 1798 return memory; | 1799 return memory; |
| 1799 } | 1800 } |
| 1800 | 1801 |
| 2380 if (wide_in) { | 2381 if (wide_in) { |
| 2381 prev_mem = set_predefined_input_for_runtime_call(call); | 2382 prev_mem = set_predefined_input_for_runtime_call(call); |
| 2382 } else { | 2383 } else { |
| 2383 assert(!wide_out, "narrow in => narrow out"); | 2384 assert(!wide_out, "narrow in => narrow out"); |
| 2384 Node* narrow_mem = memory(adr_type); | 2385 Node* narrow_mem = memory(adr_type); |
| 2385 prev_mem = reset_memory(); | 2386 prev_mem = set_predefined_input_for_runtime_call(call, narrow_mem); |
| 2386 map()->set_memory(narrow_mem); | |
| 2387 set_predefined_input_for_runtime_call(call); | |
| 2388 } | 2387 } |
| 2389 | 2388 |
| 2390 // Hook each parm in order. Stop looking at the first NULL. | 2389 // Hook each parm in order. Stop looking at the first NULL. |
| 2391 if (parm0 != NULL) { call->init_req(TypeFunc::Parms+0, parm0); | 2390 if (parm0 != NULL) { call->init_req(TypeFunc::Parms+0, parm0); |
| 2392 if (parm1 != NULL) { call->init_req(TypeFunc::Parms+1, parm1); | 2391 if (parm1 != NULL) { call->init_req(TypeFunc::Parms+1, parm1); |
