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80 lines
3.6 KiB
C++
80 lines
3.6 KiB
C++
/*
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* Copyright (c) 2020, 2024, Oracle and/or its affiliates. All rights reserved.
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* Copyright (c) 2017, 2024 SAP SE. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*
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*/
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#ifndef CPU_S390_C2_MACROASSEMBLER_S390_HPP
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#define CPU_S390_C2_MACROASSEMBLER_S390_HPP
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// C2_MacroAssembler contains high-level macros for C2
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public:
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// Code used by cmpFastLockLightweight and cmpFastUnlockLightweight mach instructions in s390.ad file.
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void fast_lock_lightweight(Register obj, Register box, Register temp1, Register temp2);
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void fast_unlock_lightweight(Register obj, Register box, Register temp1, Register temp2);
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//-------------------------------------------
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// Special String Intrinsics Implementation.
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//-------------------------------------------
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// Intrinsics for CompactStrings
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// Restores: src, dst
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// Uses: cnt
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// Kills: tmp, Z_R0, Z_R1.
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// Early clobber: result.
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// Boolean precise controls accuracy of result value.
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unsigned int string_compress(Register result, Register src, Register dst, Register cnt,
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Register tmp, bool precise, bool toASCII);
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// Inflate byte[] to char[].
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unsigned int string_inflate_trot(Register src, Register dst, Register cnt, Register tmp);
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// Inflate byte[] to char[].
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// Restores: src, dst
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// Uses: cnt
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// Kills: tmp, Z_R0, Z_R1.
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unsigned int string_inflate(Register src, Register dst, Register cnt, Register tmp);
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// Inflate byte[] to char[], length known at compile time.
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// Restores: src, dst
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// Kills: tmp, Z_R0, Z_R1.
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// Note:
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// len is signed int. Counts # characters, not bytes.
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unsigned int string_inflate_const(Register src, Register dst, Register tmp, int len);
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unsigned int count_positives(Register result, Register src, Register cnt, Register tmp);
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unsigned int string_compare(Register str1, Register str2, Register cnt1, Register cnt2,
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Register odd_reg, Register even_reg, Register result, int ae);
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unsigned int array_equals(bool is_array_equ, Register ary1, Register ary2, Register limit,
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Register odd_reg, Register even_reg, Register result, bool is_byte);
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unsigned int string_indexof(Register result, Register haystack, Register haycnt,
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Register needle, Register needlecnt, int needlecntval,
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Register odd_reg, Register even_reg, int ae);
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unsigned int string_indexof_char(Register result, Register haystack, Register haycnt,
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Register needle, jchar needleChar, Register odd_reg, Register even_reg, bool is_byte);
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#endif // CPU_S390_C2_MACROASSEMBLER_S390_HPP
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