3064 
3065         // Already unknown: Nothing to do anymore.
3066         __ z_tmll(tmp2, TypeEntries::type_unknown);
3067         __ z_brc(Assembler::bcondAllOne, next);
3068         __ z_oill(tmp2, TypeEntries::type_unknown);
3069         __ z_bru(do_update);
3070       }
3071     }
3072 
3073     __ bind(init_klass);
3074     // Combine klass and null_seen bit (only used if (tmp & type_mask)==0).
3075     __ z_ogr(tmp2, tmp1);
3076 
3077     __ bind(do_update);
3078     __ z_stg(tmp2, mdo_addr);
3079 
3080     __ bind(next);
3081   }
3082 }
3083 




3084 void LIR_Assembler::emit_updatecrc32(LIR_OpUpdateCRC32* op) {
3085   assert(op->crc()->is_single_cpu(), "crc must be register");
3086   assert(op->val()->is_single_cpu(), "byte value must be register");
3087   assert(op->result_opr()->is_single_cpu(), "result must be register");
3088   Register crc = op->crc()->as_register();
3089   Register val = op->val()->as_register();
3090   Register res = op->result_opr()->as_register();
3091 
3092   assert_different_registers(val, crc, res);
3093 
3094   __ load_const_optimized(res, StubRoutines::crc_table_addr());
3095   __ kernel_crc32_singleByteReg(crc, val, res, true);
3096   __ z_lgfr(res, crc);
3097 }
3098 
3099 #undef __

3064 
3065         // Already unknown: Nothing to do anymore.
3066         __ z_tmll(tmp2, TypeEntries::type_unknown);
3067         __ z_brc(Assembler::bcondAllOne, next);
3068         __ z_oill(tmp2, TypeEntries::type_unknown);
3069         __ z_bru(do_update);
3070       }
3071     }
3072 
3073     __ bind(init_klass);
3074     // Combine klass and null_seen bit (only used if (tmp & type_mask)==0).
3075     __ z_ogr(tmp2, tmp1);
3076 
3077     __ bind(do_update);
3078     __ z_stg(tmp2, mdo_addr);
3079 
3080     __ bind(next);
3081   }
3082 }
3083 
3084 void LIR_Assembler::emit_profile_inline_type(LIR_OpProfileInlineType* op) {
3085   Unimplemented();
3086 }
3087 
3088 void LIR_Assembler::emit_updatecrc32(LIR_OpUpdateCRC32* op) {
3089   assert(op->crc()->is_single_cpu(), "crc must be register");
3090   assert(op->val()->is_single_cpu(), "byte value must be register");
3091   assert(op->result_opr()->is_single_cpu(), "result must be register");
3092   Register crc = op->crc()->as_register();
3093   Register val = op->val()->as_register();
3094   Register res = op->result_opr()->as_register();
3095 
3096   assert_different_registers(val, crc, res);
3097 
3098   __ load_const_optimized(res, StubRoutines::crc_table_addr());
3099   __ kernel_crc32_singleByteReg(crc, val, res, true);
3100   __ z_lgfr(res, crc);
3101 }
3102 
3103 #undef __