src/hotspot/cpu/riscv/c1_MacroAssembler_riscv.cpp

*** 165,11 ***
  void C1_MacroAssembler::initialize_header(Register obj, Register klass, Register len, Register tmp1, Register tmp2) {
    assert_different_registers(obj, klass, len, tmp1, tmp2);
    // This assumes that all prototype bits fitr in an int32_t
    mv(tmp1, (int32_t)(intptr_t)markWord::prototype().value());
    sd(tmp1, Address(obj, oopDesc::mark_offset_in_bytes()));
! 
    if (UseCompressedClassPointers) { // Take care not to kill klass
      encode_klass_not_null(tmp1, klass, tmp2);
      sw(tmp1, Address(obj, oopDesc::klass_offset_in_bytes()));
    } else {
      sd(klass, Address(obj, oopDesc::klass_offset_in_bytes()));
--- 165,11 ---
  void C1_MacroAssembler::initialize_header(Register obj, Register klass, Register len, Register tmp1, Register tmp2) {
    assert_different_registers(obj, klass, len, tmp1, tmp2);
    // This assumes that all prototype bits fitr in an int32_t
    mv(tmp1, (int32_t)(intptr_t)markWord::prototype().value());
    sd(tmp1, Address(obj, oopDesc::mark_offset_in_bytes()));
! // Todo UseCompactObjectHeaders
    if (UseCompressedClassPointers) { // Take care not to kill klass
      encode_klass_not_null(tmp1, klass, tmp2);
      sw(tmp1, Address(obj, oopDesc::klass_offset_in_bytes()));
    } else {
      sd(klass, Address(obj, oopDesc::klass_offset_in_bytes()));