1 /*
2 * Copyright (c) 2000, 2025, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2012, 2025 SAP SE. All rights reserved.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
3109 ciTypeEntries::valid_ciklass(current_klass) != exact_klass, "inconsistent");
3110
3111 // Already unknown. Nothing to do anymore.
3112 __ andi_(R0, tmp, TypeEntries::type_unknown);
3113 __ bne(CR0, Lnext);
3114
3115 // Different than before. Cannot keep accurate profile.
3116 __ ori(R0, tmp, TypeEntries::type_unknown);
3117 }
3118 }
3119
3120 __ bind(Ldo_update);
3121 __ std(R0, index_or_disp(mdo_addr), mdo_addr->base()->as_pointer_register());
3122
3123 __ bind(Lnext);
3124 if (klass_reg_used) { __ load_const_optimized(R29_TOC, MacroAssembler::global_toc(), R0); } // reinit
3125 }
3126 __ bind(Ldone);
3127 }
3128
3129
3130 void LIR_Assembler::emit_updatecrc32(LIR_OpUpdateCRC32* op) {
3131 assert(op->crc()->is_single_cpu(), "crc must be register");
3132 assert(op->val()->is_single_cpu(), "byte value must be register");
3133 assert(op->result_opr()->is_single_cpu(), "result must be register");
3134 Register crc = op->crc()->as_register();
3135 Register val = op->val()->as_register();
3136 Register res = op->result_opr()->as_register();
3137
3138 assert_different_registers(val, crc, res);
3139
3140 __ load_const_optimized(res, StubRoutines::crc_table_addr(), R0);
3141 __ kernel_crc32_singleByteReg(crc, val, res, true);
3142 __ mr(res, crc);
3143 }
3144
3145 #undef __
|
1 /*
2 * Copyright (c) 2000, 2026, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2012, 2025 SAP SE. All rights reserved.
4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
5 *
6 * This code is free software; you can redistribute it and/or modify it
7 * under the terms of the GNU General Public License version 2 only, as
8 * published by the Free Software Foundation.
9 *
10 * This code is distributed in the hope that it will be useful, but WITHOUT
11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
13 * version 2 for more details (a copy is included in the LICENSE file that
14 * accompanied this code).
15 *
16 * You should have received a copy of the GNU General Public License version
17 * 2 along with this work; if not, write to the Free Software Foundation,
18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
19 *
20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
21 * or visit www.oracle.com if you need additional information or have any
22 * questions.
3109 ciTypeEntries::valid_ciklass(current_klass) != exact_klass, "inconsistent");
3110
3111 // Already unknown. Nothing to do anymore.
3112 __ andi_(R0, tmp, TypeEntries::type_unknown);
3113 __ bne(CR0, Lnext);
3114
3115 // Different than before. Cannot keep accurate profile.
3116 __ ori(R0, tmp, TypeEntries::type_unknown);
3117 }
3118 }
3119
3120 __ bind(Ldo_update);
3121 __ std(R0, index_or_disp(mdo_addr), mdo_addr->base()->as_pointer_register());
3122
3123 __ bind(Lnext);
3124 if (klass_reg_used) { __ load_const_optimized(R29_TOC, MacroAssembler::global_toc(), R0); } // reinit
3125 }
3126 __ bind(Ldone);
3127 }
3128
3129 void LIR_Assembler::emit_profile_inline_type(LIR_OpProfileInlineType* op) {
3130 Unimplemented();
3131 }
3132
3133 void LIR_Assembler::emit_updatecrc32(LIR_OpUpdateCRC32* op) {
3134 assert(op->crc()->is_single_cpu(), "crc must be register");
3135 assert(op->val()->is_single_cpu(), "byte value must be register");
3136 assert(op->result_opr()->is_single_cpu(), "result must be register");
3137 Register crc = op->crc()->as_register();
3138 Register val = op->val()->as_register();
3139 Register res = op->result_opr()->as_register();
3140
3141 assert_different_registers(val, crc, res);
3142
3143 __ load_const_optimized(res, StubRoutines::crc_table_addr(), R0);
3144 __ kernel_crc32_singleByteReg(crc, val, res, true);
3145 __ mr(res, crc);
3146 }
3147
3148 // Valhalla support
3149
3150 void LIR_Assembler::check_orig_pc() {
3151 Unimplemented();
3152 }
3153
3154 int LIR_Assembler::store_inline_type_fields_to_buf(ciInlineKlass* vk) {
3155 Unimplemented();
3156 return 0;
3157 }
3158
3159 void LIR_Assembler::emit_opFlattenedArrayCheck(LIR_OpFlattenedArrayCheck* op) {
3160 Unimplemented();
3161 }
3162
3163 void LIR_Assembler::emit_opNullFreeArrayCheck(LIR_OpNullFreeArrayCheck* op) {
3164 Unimplemented();
3165 }
3166
3167 void LIR_Assembler::emit_opSubstitutabilityCheck(LIR_OpSubstitutabilityCheck* op) {
3168 Unimplemented();
3169 }
3170 #undef __
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