1 /*
2 * Copyright (c) 2000, 2016, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2012, 2016 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.
23 *
3160 __ std(R0, index_or_disp(mdo_addr), mdo_addr->base()->as_pointer_register());
3161
3162 __ bind(Lnext);
3163 if (klass_reg_used) { __ load_const_optimized(R29_TOC, MacroAssembler::global_toc(), R0); } // reinit
3164 }
3165 __ bind(Ldone);
3166 }
3167
3168
3169 void LIR_Assembler::emit_updatecrc32(LIR_OpUpdateCRC32* op) {
3170 assert(op->crc()->is_single_cpu(), "crc must be register");
3171 assert(op->val()->is_single_cpu(), "byte value must be register");
3172 assert(op->result_opr()->is_single_cpu(), "result must be register");
3173 Register crc = op->crc()->as_register();
3174 Register val = op->val()->as_register();
3175 Register res = op->result_opr()->as_register();
3176
3177 assert_different_registers(val, crc, res);
3178
3179 __ load_const_optimized(res, StubRoutines::crc_table_addr(), R0);
3180 __ nand(crc, crc, crc); // ~crc
3181 __ update_byte_crc32(crc, val, res);
3182 __ nand(res, crc, crc); // ~crc
3183 }
3184
3185 #undef __
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1 /*
2 * Copyright (c) 2000, 2017, Oracle and/or its affiliates. All rights reserved.
3 * Copyright (c) 2012, 2017, 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.
23 *
3160 __ std(R0, index_or_disp(mdo_addr), mdo_addr->base()->as_pointer_register());
3161
3162 __ bind(Lnext);
3163 if (klass_reg_used) { __ load_const_optimized(R29_TOC, MacroAssembler::global_toc(), R0); } // reinit
3164 }
3165 __ bind(Ldone);
3166 }
3167
3168
3169 void LIR_Assembler::emit_updatecrc32(LIR_OpUpdateCRC32* op) {
3170 assert(op->crc()->is_single_cpu(), "crc must be register");
3171 assert(op->val()->is_single_cpu(), "byte value must be register");
3172 assert(op->result_opr()->is_single_cpu(), "result must be register");
3173 Register crc = op->crc()->as_register();
3174 Register val = op->val()->as_register();
3175 Register res = op->result_opr()->as_register();
3176
3177 assert_different_registers(val, crc, res);
3178
3179 __ load_const_optimized(res, StubRoutines::crc_table_addr(), R0);
3180 __ kernel_crc32_singleByteReg(crc, val, res, true);
3181 __ mr(res, crc);
3182 }
3183
3184 #undef __
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