Mercurial > pub > dyncall > dyncall
annotate dyncall/dyncall_callvm_mips_n64.h @ 542:a73a5cd50c19
- fix passing aggregate-by-val on x64/sysv: subaggr classification for
aggr *arrays* was wrong (was problematic when there ware exactly 2 8bytes to
be classified, potentially be passed via registers)
author | Tassilo Philipp |
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date | Mon, 02 May 2022 15:32:41 +0200 |
parents | ad5f9803f52f |
children |
rev | line source |
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0 | 1 /* |
2 | |
3 Package: dyncall | |
4 Library: dyncall | |
5 File: dyncall/dyncall_callvm_mips_n64.h | |
6 Description: mips "n64" ABI callvm C interface. | |
7 License: | |
8 | |
366
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9 Copyright (c) 2007-2020 Daniel Adler <dadler@uni-goettingen.de>, |
0 | 10 Tassilo Philipp <tphilipp@potion-studios.com> |
11 | |
12 Permission to use, copy, modify, and distribute this software for any | |
13 purpose with or without fee is hereby granted, provided that the above | |
14 copyright notice and this permission notice appear in all copies. | |
15 | |
16 THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES | |
17 WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF | |
18 MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR | |
19 ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES | |
20 WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN | |
21 ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF | |
22 OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. | |
23 | |
24 */ | |
25 | |
26 | |
27 | |
28 #ifndef DYNCALL_CALLVM_MIPS_N64_H | |
29 #define DYNCALL_CALLVM_MIPS_N64_H | |
30 | |
31 #include "dyncall_callvm.h" | |
32 #include "dyncall_vector.h" | |
33 | |
34 #ifdef __cplusplus | |
35 extern "C" { | |
36 #endif | |
37 | |
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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 |
0 | 55 typedef struct |
56 { | |
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57 DClonglong mIntData[8]; |
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58 #if defined(DC__ABI_HARDFLOAT) |
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59 union { DCfloat f; DCdouble d; } mFloatData[8]; |
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60 DClonglong mUseDouble; /* bitmask: lower 8 bits specify to use float or double from union array. */ |
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61 #endif /* DC__ABI_HARDFLOAT */ |
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62 } DCRegData_mips_n64; |
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63 |
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64 |
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65 typedef struct |
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66 { |
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67 DCCallVM mInterface; |
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68 DCint mRegCount; |
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69 DCRegData_mips_n64 mRegData; |
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70 DCVecHead mVecHead; |
0 | 71 } DCCallVM_mips_n64; |
72 | |
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73 |
0 | 74 #ifdef __cplusplus |
75 } | |
76 #endif | |
77 | |
78 #endif /* DYNCALL_CALLVM_MIPS_N64_H */ | |
79 |