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8316659: assert(LockingMode != LM_LIGHTWEIGHT || flag == CCR0) failed: bad condition register

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Reviewed-by: goetz, mbaesken
This commit is contained in:
Martin Doerr 2023-09-21 12:06:27 +00:00
parent 913e43fea9
commit 6a4b665550
1 changed files with 4 additions and 7 deletions
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11
src/hotspot/cpu/ppc/sharedRuntime_ppc.cpp
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@ -2450,7 +2450,6 @@ nmethod *SharedRuntime::generate_native_wrapper(MacroAssembler *masm,
// --------------------------------------------------------------------------
if (method->is_synchronized()) {
ConditionRegister r_flag = CCR1;
Register r_oop = r_temp_4;
const Register r_box = r_temp_5;
Label done, locked;
@ -2465,8 +2464,8 @@ nmethod *SharedRuntime::generate_native_wrapper(MacroAssembler *masm,
// Try fastpath for locking.
// fast_lock kills r_temp_1, r_temp_2, r_temp_3.
__ compiler_fast_lock_object(r_flag, r_oop, r_box, r_temp_1, r_temp_2, r_temp_3);
__ beq(r_flag, locked);
__ compiler_fast_lock_object(CCR0, r_oop, r_box, r_temp_1, r_temp_2, r_temp_3);
__ beq(CCR0, locked);
// None of the above fast optimizations worked so we have to get into the
// slow case of monitor enter. Inline a special case of call_VM that
@ -2659,8 +2658,6 @@ nmethod *SharedRuntime::generate_native_wrapper(MacroAssembler *masm,
// --------------------------------------------------------------------------
if (method->is_synchronized()) {
ConditionRegister r_flag = CCR1;
const Register r_oop = r_temp_4;
const Register r_box = r_temp_5;
const Register r_exception = r_temp_6;
@ -2677,8 +2674,8 @@ nmethod *SharedRuntime::generate_native_wrapper(MacroAssembler *masm,
__ addi(r_box, R1_SP, lock_offset);
// Try fastpath for unlocking.
__ compiler_fast_unlock_object(r_flag, r_oop, r_box, r_temp_1, r_temp_2, r_temp_3);
__ beq(r_flag, done);
__ compiler_fast_unlock_object(CCR0, r_oop, r_box, r_temp_1, r_temp_2, r_temp_3);
__ beq(CCR0, done);
// Save and restore any potential method result value around the unlocking operation.
save_native_result(masm, ret_type, workspace_slot_offset);