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8343415: RISC-V: Increase maximum size of C2EntryBarrierStub by four

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Reviewed-by: rehn, fjiang
This commit is contained in:
Fei Yang 2024-11-04 10:54:19 +00:00
parent 452a5fbd9c
commit 7f131a9e1e
1 changed files with 2 additions and 1 deletions
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src/hotspot/cpu/riscv/c2_CodeStubs_riscv.cpp
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@ -55,7 +55,7 @@ void C2SafepointPollStub::emit(C2_MacroAssembler& masm) {
int C2EntryBarrierStub::max_size() const {
// 4 bytes for alignment
return 3 * NativeInstruction::instruction_size + 4 + 4;
return 4 * NativeInstruction::instruction_size + 4 + 4;
}
void C2EntryBarrierStub::emit(C2_MacroAssembler& masm) {
@ -63,6 +63,7 @@ void C2EntryBarrierStub::emit(C2_MacroAssembler& masm) {
// emits auipc + jalr for address inside code cache
__ far_call(StubRoutines::method_entry_barrier());
// emits auipc + jr assuming continuation is not near
__ j(continuation());
// make guard value 4-byte aligned so that it can be accessed atomically