Mercurial > pub > dyncall > dyncall
annotate dyncall/dyncall_callvm_arm64.c @ 366:ad5f9803f52f
- removal of some unnecessary headers that only contained internally used forward declarations, so no need to have them
| author | Tassilo Philipp |
|---|---|
| date | Wed, 15 Apr 2020 14:57:23 +0200 |
| parents | f5577f6bf97a |
| children | 451299d50c1a |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 | |
| 3 Package: dyncall | |
| 4 Library: dyncall | |
| 5 File: dyncall/dyncall_callvm_arm64.c | |
| 6 Description: ARM 64-bit ABI implementation | |
| 7 License: | |
| 8 | |
|
366
ad5f9803f52f
- removal of some unnecessary headers that only contained internally used forward declarations, so no need to have them
Tassilo Philipp
parents:
281
diff
changeset
|
9 Copyright (c) 2015-2020 Daniel Adler <dadler@uni-goettingen.de>, |
| 281 | 10 Tassilo Philipp <tphilipp@potion-studios.com> |
| 0 | 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 #include "dyncall_callvm_arm64.h" | |
| 28 #include "dyncall_alloc.h" | |
| 29 | |
| 30 | |
|
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ad5f9803f52f
- removal of some unnecessary headers that only contained internally used forward declarations, so no need to have them
Tassilo Philipp
parents:
281
diff
changeset
|
31 void dcCall_arm64(DCpointer target, DCpointer data, DCsize size, DCpointer regdata); |
|
ad5f9803f52f
- removal of some unnecessary headers that only contained internally used forward declarations, so no need to have them
Tassilo Philipp
parents:
281
diff
changeset
|
32 |
|
ad5f9803f52f
- removal of some unnecessary headers that only contained internally used forward declarations, so no need to have them
Tassilo Philipp
parents:
281
diff
changeset
|
33 |
| 0 | 34 static void reset(DCCallVM* in_p) |
| 35 { | |
| 36 DCCallVM_arm64* p = (DCCallVM_arm64*)in_p; | |
| 37 p->i = 0; | |
| 38 p->f = 0; | |
| 39 dcVecReset(&p->mVecHead); | |
| 40 } | |
| 41 | |
| 42 | |
| 43 static void deinit(DCCallVM* in_self) | |
| 44 { | |
| 45 dcFreeMem(in_self); | |
| 46 } | |
| 47 | |
| 48 | |
| 49 | |
| 50 static void a_i64(DCCallVM* in_self, DClonglong x) | |
| 51 { | |
| 52 DCCallVM_arm64* p = (DCCallVM_arm64*)in_self; | |
| 53 if (p->i < 8) { | |
| 54 p->I[p->i] = x; | |
| 55 p->i++; | |
| 56 } else { | |
| 57 dcVecAppend(&p->mVecHead, &x, sizeof(DClonglong)); | |
| 58 } | |
| 59 } | |
| 60 | |
| 61 static void a_bool (DCCallVM* self, DCbool x) { a_i64(self, (DClonglong)x); } | |
| 62 static void a_char (DCCallVM* self, DCchar x) { a_i64(self, x); } | |
| 63 static void a_short (DCCallVM* self, DCshort x) { a_i64(self, x); } | |
| 64 static void a_int (DCCallVM* self, DCint x) { a_i64(self, x); } | |
| 65 static void a_long (DCCallVM* self, DClong x) { a_i64(self, x); } | |
| 66 static void a_pointer (DCCallVM* self, DCpointer x) { a_i64(self, (DClonglong) x ); } | |
| 67 | |
| 68 static void a_float(DCCallVM* in_p, DCfloat x) | |
| 69 { | |
| 70 DCCallVM_arm64* p = (DCCallVM_arm64*)in_p; | |
| 71 | |
| 72 if (p->f < 8) { | |
| 73 p->u.S[ p->f << 1 ] = x; | |
| 74 p->f++; | |
| 75 } else { | |
| 76 dcVecAppend(&p->mVecHead, &x, sizeof(DCfloat)); | |
| 77 dcVecSkip(&p->mVecHead, 4); /* align to 8-bytes */ | |
| 78 } | |
| 79 } | |
| 80 | |
| 81 static void a_double(DCCallVM* in_p, DCdouble x) | |
| 82 { | |
| 83 DCCallVM_arm64* p = (DCCallVM_arm64*)in_p; | |
| 84 if (p->f < 8) { | |
| 85 p->u.D[ p->f ] = x; | |
| 86 p->f++; | |
| 87 } else { | |
| 88 dcVecAppend(&p->mVecHead, &x, sizeof(DCdouble)); | |
| 89 } | |
| 90 } | |
| 91 | |
| 92 void call(DCCallVM* in_p, DCpointer target) | |
| 93 { | |
| 94 DCCallVM_arm64* p = (DCCallVM_arm64*)in_p; | |
| 95 | |
| 96 /* | |
| 97 ** copy 'size' argument is given in number of 16-byte 'pair' blocks. | |
| 98 */ | |
| 99 | |
| 100 dcCall_arm64(target, dcVecData(&p->mVecHead), ( dcVecSize(&p->mVecHead) + 15 ) & -16, &p->u.S[0]); | |
| 101 } | |
| 102 | |
| 84 | 103 static void mode(DCCallVM* in_self, DCint mode); |
| 104 | |
| 0 | 105 DCCallVM_vt vt_arm64 = |
| 106 { | |
| 107 &deinit | |
| 108 , &reset | |
| 109 , &mode | |
| 110 , &a_bool | |
| 111 , &a_char | |
| 112 , &a_short | |
| 113 , &a_int | |
| 114 , &a_long | |
| 115 , &a_i64 | |
| 116 , &a_float | |
| 117 , &a_double | |
| 118 , &a_pointer | |
| 119 , NULL /* argStruct */ | |
| 120 , (DCvoidvmfunc*) &call | |
| 121 , (DCboolvmfunc*) &call | |
| 122 , (DCcharvmfunc*) &call | |
| 123 , (DCshortvmfunc*) &call | |
| 124 , (DCintvmfunc*) &call | |
| 125 , (DClongvmfunc*) &call | |
| 126 , (DClonglongvmfunc*) &call | |
| 127 , (DCfloatvmfunc*) &call | |
| 128 , (DCdoublevmfunc*) &call | |
| 129 , (DCpointervmfunc*) &call | |
| 130 , NULL /* callStruct */ | |
| 131 }; | |
| 132 | |
| 84 | 133 static void mode(DCCallVM* in_self, DCint mode) |
| 0 | 134 { |
| 84 | 135 DCCallVM_arm64* self = (DCCallVM_arm64*)in_self; |
| 136 DCCallVM_vt* vt; | |
| 0 | 137 |
| 138 switch(mode) { | |
| 139 case DC_CALL_C_DEFAULT: | |
| 84 | 140 case DC_CALL_C_ARM64: |
| 0 | 141 case DC_CALL_C_ELLIPSIS: |
| 142 case DC_CALL_C_ELLIPSIS_VARARGS: | |
| 143 vt = &vt_arm64; | |
| 144 break; | |
| 145 default: | |
| 84 | 146 self->mInterface.mError = DC_ERROR_UNSUPPORTED_MODE; |
| 0 | 147 return; |
| 148 } | |
| 84 | 149 dc_callvm_base_init(&self->mInterface, vt); |
| 0 | 150 } |
| 151 | |
| 84 | 152 /* Public API. */ |
| 153 DCCallVM* dcNewCallVM(DCsize size) | |
| 154 { | |
| 155 DCCallVM_arm64* p = (DCCallVM_arm64*)dcAllocMem(sizeof(DCCallVM_arm64)+size); | |
| 156 | |
| 157 mode((DCCallVM*)p, DC_CALL_C_DEFAULT); | |
| 158 | |
| 159 dcVecInit(&p->mVecHead, size); | |
| 160 reset((DCCallVM*)p); | |
| 161 | |
| 162 return (DCCallVM*)p; | |
| 163 } | |
| 164 |