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1 /* |
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2 * Copyright (c) 2016, Oracle and/or its affiliates. All rights reserved. |
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3 * Copyright (c) 2016 SAP SE. All rights reserved. |
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4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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5 * |
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6 * This code is free software; you can redistribute it and/or modify it |
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7 * under the terms of the GNU General Public License version 2 only, as |
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8 * published by the Free Software Foundation. |
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9 * |
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10 * This code is distributed in the hope that it will be useful, but WITHOUT |
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11 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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12 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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13 * version 2 for more details (a copy is included in the LICENSE file that |
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14 * accompanied this code). |
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15 * |
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16 * You should have received a copy of the GNU General Public License version |
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17 * 2 along with this work; if not, write to the Free Software Foundation, |
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18 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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19 * |
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20 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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21 * or visit www.oracle.com if you need additional information or have any |
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22 * questions. |
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23 * |
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24 */ |
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25 |
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26 #ifndef CPU_S390_VM_GLOBALDEFINITIONS_S390_HPP |
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27 #define CPU_S390_VM_GLOBALDEFINITIONS_S390_HPP |
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28 |
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29 #ifdef CC_INTERP |
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30 #error "CC_INTERP is not supported on z/Architecture." |
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31 #endif |
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32 |
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33 // Convenience macro that produces a string literal with the filename |
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34 // and linenumber of the location where the macro was used. |
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35 #ifndef FILE_AND_LINE |
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36 #define FILE_AND_LINE __FILE__ ":" XSTR(__LINE__) |
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37 #endif |
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38 |
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39 #define ShortenBranches true |
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40 |
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41 const int StackAlignmentInBytes = 16; |
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42 |
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43 #define SUPPORTS_NATIVE_CX8 |
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44 |
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45 // Indicates whether the C calling conventions require that |
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46 // 32-bit integer argument values are extended to 64 bits. |
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47 // This is the case on z/Architecture. |
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48 const bool CCallingConventionRequiresIntsAsLongs = true; |
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49 |
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50 // Contended Locking reorder and cache line bucket. |
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51 // This setting should be kept compatible with vm_version_s390.cpp. |
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52 // The expected size in bytes of a cache line, used to pad data structures. |
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53 #define DEFAULT_CACHE_LINE_SIZE 256 |
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54 |
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55 #define SUPPORT_RESERVED_STACK_AREA |
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56 |
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57 #endif // CPU_S390_VM_GLOBALDEFINITIONS_S390_HPP |