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annotate dyncall/dyncall_callvm_mips_n32.h @ 457:90b1d927912a

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- suite_aggrs: make sure random memory used doesn't ever result in NaN fp values (for every possible address), as this messes with result comparison
author Tassilo Philipp
date Fri, 28 Jan 2022 14:11:21 +0100
parents ad5f9803f52f
children
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1 /*
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2
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3 Package: dyncall
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4 Library: dyncall
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5 File: dyncall/dyncall_callvm_mips_n32.h
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6 Description: mips64 "n32" ABI callvm C interface.
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7 License:
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8
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9 Copyright (c) 2007-2020 Daniel Adler <dadler@uni-goettingen.de>,
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10 Tassilo Philipp <tphilipp@potion-studios.com>
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11
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12 Permission to use, copy, modify, and distribute this software for any
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13 purpose with or without fee is hereby granted, provided that the above
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14 copyright notice and this permission notice appear in all copies.
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15
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16 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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17 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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18 MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
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19 ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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20 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
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21 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
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22 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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23
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24 */
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25
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26
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27
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28 #ifndef DYNCALL_CALLVM_MIPS_N32_H
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29 #define DYNCALL_CALLVM_MIPS_N32_H
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30
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31 #include "dyncall_callvm.h"
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32 #include "dyncall_vector.h"
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33
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34 #ifdef __cplusplus
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35 extern "C" {
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36 #endif
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38
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39 /*
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40 two register-files for integer (promoted to 64-bit) and float (not promoted!)
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41 are used.
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42
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43 arguments are transfered in a free slot on the corresponding register file.
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44 the other register-file will be skipped by one.
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45
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46 float arguments are either loaded from single or double -
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47 a auto-conversion into double and then loaded as double precision
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48 turned out to fail for several tests.
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49
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50 therefore a union for storage of float or double is used instead.
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51 a bitmask (mUseDouble) records which type is used and will be
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52 interpreted in the call-kernel.
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53 */
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54
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55 typedef struct
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56 {
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57 DClonglong mIntData[8];
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58 union { DCfloat f; DCdouble d; } mFloatData[8];
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59 DClonglong mUseDouble; /* bitmask: lower 8 bits specify to use float or double from union array. */
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60 } DCRegData_mips_n32;
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61
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62
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63 typedef struct
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64 {
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65 DCCallVM mInterface;
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66 DCint mRegCount;
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67 DCRegData_mips_n32 mRegData;
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68 DCVecHead mVecHead;
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69 } DCCallVM_mips_n32;
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72 #ifdef __cplusplus
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73 }
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74 #endif
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75
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76 #endif /* DYNCALL_CALLVM_MIPS_N32_H */
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