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8141133: [JVMCI] crash during safepoint deopt if rethrow_exception is set

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Reviewed-by: twisti
This commit is contained in:
Gilles Duboscq 2015-11-11 14:40:38 -10:00 • committed by Christian Thalinger
parent 163e0435dc
commit c4ce43c1ac
10 changed files with 114 additions and 36 deletions
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15
hotspot/src/cpu/sparc/vm/sharedRuntime_sparc.cpp
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@ -3036,6 +3036,7 @@ void SharedRuntime::generate_deopt_blob() {
__ mov((int32_t)Deoptimization::Unpack_reexecute, L0deopt_mode);
__ mov(G2_thread, O0);
__ mov(L0deopt_mode, O2);
__ call(CAST_FROM_FN_PTR(address, Deoptimization::uncommon_trap));
__ delayed()->nop();
oop_maps->add_gc_map( __ offset()-start, map->deep_copy());
@ -3121,6 +3122,7 @@ void SharedRuntime::generate_deopt_blob() {
// do the call by hand so we can get the oopmap
__ mov(G2_thread, L7_thread_cache);
__ mov(L0deopt_mode, O1);
__ call(CAST_FROM_FN_PTR(address, Deoptimization::fetch_unroll_info), relocInfo::runtime_call_type);
__ delayed()->mov(G2_thread, O0);
@ -3146,6 +3148,7 @@ void SharedRuntime::generate_deopt_blob() {
RegisterSaver::restore_result_registers(masm);
__ ld(O2UnrollBlock, Deoptimization::UnrollBlock::unpack_kind_offset_in_bytes(), G4deopt_mode);
Label noException;
__ cmp_and_br_short(G4deopt_mode, Deoptimization::Unpack_exception, Assembler::notEqual, Assembler::pt, noException);
@ -3269,7 +3272,8 @@ void SharedRuntime::generate_uncommon_trap_blob() {
__ save_frame(0);
__ set_last_Java_frame(SP, noreg);
__ mov(I0, O2klass_index);
__ call_VM_leaf(L7_thread_cache, CAST_FROM_FN_PTR(address, Deoptimization::uncommon_trap), G2_thread, O2klass_index);
__ mov(Deoptimization::Unpack_uncommon_trap, O3); // exec mode
__ call_VM_leaf(L7_thread_cache, CAST_FROM_FN_PTR(address, Deoptimization::uncommon_trap), G2_thread, O2klass_index, O3);
__ reset_last_Java_frame();
__ mov(O0, O2UnrollBlock->after_save());
__ restore();
@ -3278,6 +3282,15 @@ void SharedRuntime::generate_uncommon_trap_blob() {
__ mov(O2UnrollBlock, O2UnrollBlock->after_save());
__ restore();
#ifdef ASSERT
{ Label L;
__ ld(O2UnrollBlock, Deoptimization::UnrollBlock::unpack_kind_offset_in_bytes(), O1);
__ cmp_and_br_short(O1, Deoptimization::Unpack_uncommon_trap, Assembler::equal, Assembler::pt, L);
__ stop("SharedRuntime::generate_deopt_blob: expected Unpack_uncommon_trap");
__ bind(L);
}
#endif
// Allocate new interpreter frame(s) and possible c2i adapter frame
make_new_frames(masm, false);