Mercurial > pub > dyncall > dyncall
annotate dyncall/dyncall_callvm_arm32_arm.c @ 357:d982a00c2177
- PPC64 asm syntax fix, specifying explicitly comparison mode for cmpi (newer toolchains complain, older ones took optional field of instruction which happened to be same value)
| author | Tassilo Philipp |
|---|---|
| date | Tue, 25 Feb 2020 18:16:13 +0100 |
| parents | f5577f6bf97a |
| children | ad5f9803f52f |
| rev | line source |
|---|---|
| 0 | 1 /* |
| 2 | |
| 3 Package: dyncall | |
| 4 Library: dyncall | |
| 5 File: dyncall/dyncall_callvm_arm32_arm.c | |
| 6 Description: ARM 32-bit "arm" ABI callvm implementation | |
| 7 License: | |
| 8 | |
| 281 | 9 Copyright (c) 2007-2018 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 /* | |
| 29 | |
| 30 dyncall callvm for 32bit ARM32 family of processors | |
| 31 | |
| 32 SUPPORTED CALLING CONVENTIONS | |
| 33 armcall | |
| 34 | |
| 35 REVISION | |
| 36 2007/12/11 initial | |
| 37 | |
| 38 */ | |
| 39 | |
| 40 | |
| 41 #include "dyncall_callvm_arm32_arm.h" | |
| 42 #include "dyncall_alloc.h" | |
| 43 | |
| 44 static void dc_callvm_free_arm32_arm(DCCallVM* in_self) | |
| 45 { | |
| 46 dcFreeMem(in_self); | |
| 47 } | |
| 48 | |
| 49 | |
| 50 static void dc_callvm_reset_arm32_arm(DCCallVM* in_self) | |
| 51 { | |
| 52 DCCallVM_arm32_arm* self = (DCCallVM_arm32_arm*)in_self; | |
| 53 dcVecReset(&self->mVecHead); | |
| 54 } | |
| 55 | |
| 56 | |
| 57 static void dc_callvm_argInt_arm32_arm(DCCallVM* in_self, DCint x) | |
| 58 { | |
| 59 DCCallVM_arm32_arm* self = (DCCallVM_arm32_arm*)in_self; | |
| 60 dcVecAppend(&self->mVecHead, &x, sizeof(DCint)); | |
| 61 } | |
| 62 | |
| 63 | |
| 64 static void dc_callvm_argBool_arm32_arm(DCCallVM* in_self, DCbool x) | |
| 65 { | |
| 66 dc_callvm_argInt_arm32_arm(in_self, (DCint)x); | |
| 67 } | |
| 68 | |
| 69 | |
| 70 static void dc_callvm_argChar_arm32_arm(DCCallVM* in_self, DCchar x) | |
| 71 { | |
| 72 dc_callvm_argInt_arm32_arm(in_self, x); | |
| 73 } | |
| 74 | |
| 75 | |
| 76 static void dc_callvm_argShort_arm32_arm(DCCallVM* in_self, DCshort x) | |
| 77 { | |
| 78 dc_callvm_argInt_arm32_arm(in_self, x); | |
| 79 } | |
| 80 | |
| 81 | |
| 82 static void dc_callvm_argLong_arm32_arm(DCCallVM* in_self, DClong x) | |
| 83 { | |
| 84 dc_callvm_argInt_arm32_arm(in_self, x); | |
| 85 } | |
| 86 | |
| 87 | |
| 88 static void dc_callvm_argLongLong_arm32_arm(DCCallVM* in_self, DClonglong x) | |
| 89 { | |
| 90 DCCallVM_arm32_arm* self = (DCCallVM_arm32_arm*)in_self; | |
| 91 dcVecAppend(&self->mVecHead, &x, sizeof(DClonglong)); | |
| 92 } | |
| 93 | |
| 94 | |
| 95 static void dc_callvm_argLongLong_arm32_arm_eabi(DCCallVM* in_self, DClonglong x) | |
| 96 { | |
| 97 DCCallVM_arm32_arm* self = (DCCallVM_arm32_arm*)in_self; | |
| 98 | |
| 99 /* 64 bit values need to be aligned on 8 byte boundaries */ | |
| 100 dcVecSkip(&self->mVecHead, dcVecSize(&self->mVecHead) & 4); | |
| 101 dcVecAppend(&self->mVecHead, &x, sizeof(DClonglong)); | |
| 102 } | |
| 103 | |
| 104 | |
| 105 static void dc_callvm_argFloat_arm32_arm(DCCallVM* in_self, DCfloat x) | |
| 106 { | |
| 107 DCCallVM_arm32_arm* self = (DCCallVM_arm32_arm*)in_self; | |
| 108 dcVecAppend(&self->mVecHead, &x, sizeof(DCfloat)); | |
| 109 } | |
| 110 | |
| 111 | |
| 112 static void dc_callvm_argDouble_arm32_arm(DCCallVM* in_self, DCdouble x) | |
| 113 { | |
| 114 DCCallVM_arm32_arm* self = (DCCallVM_arm32_arm*)in_self; | |
| 115 dcVecAppend(&self->mVecHead, &x, sizeof(DCdouble)); | |
| 116 } | |
| 117 | |
| 118 | |
| 119 static void dc_callvm_argDouble_arm32_arm_eabi(DCCallVM* in_self, DCdouble x) | |
| 120 { | |
| 121 DCCallVM_arm32_arm* self = (DCCallVM_arm32_arm*)in_self; | |
| 122 | |
| 123 /* 64 bit values need to be aligned on 8 byte boundaries */ | |
| 124 dcVecSkip(&self->mVecHead, dcVecSize(&self->mVecHead) & 4); | |
| 125 dcVecAppend(&self->mVecHead, &x, sizeof(DCdouble)); | |
| 126 } | |
| 127 | |
| 128 | |
| 129 static void dc_callvm_argPointer_arm32_arm(DCCallVM* in_self, DCpointer x) | |
| 130 { | |
| 131 DCCallVM_arm32_arm* self = (DCCallVM_arm32_arm*)in_self; | |
| 132 dcVecAppend(&self->mVecHead, &x, sizeof(DCpointer)); | |
| 133 } | |
| 134 | |
| 135 | |
| 136 /* Call. */ | |
| 137 void dc_callvm_call_arm32_arm(DCCallVM* in_self, DCpointer target) | |
| 138 { | |
| 139 DCCallVM_arm32_arm* self = (DCCallVM_arm32_arm*)in_self; | |
|
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523c45dfa8fb
- refactored arm calling conventions' callvm code, so that the code that keeps
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140 dcCall_arm32_arm(target, dcVecData(&self->mVecHead), dcVecSize(&self->mVecHead)); |
| 0 | 141 } |
| 142 | |
| 84 | 143 static void dc_callvm_mode_arm32_arm(DCCallVM* in_self, DCint mode); |
| 0 | 144 |
| 145 DCCallVM_vt gVT_arm32_arm = | |
| 146 { | |
| 147 &dc_callvm_free_arm32_arm | |
| 148 , &dc_callvm_reset_arm32_arm | |
| 149 , &dc_callvm_mode_arm32_arm | |
| 150 , &dc_callvm_argBool_arm32_arm | |
| 151 , &dc_callvm_argChar_arm32_arm | |
| 152 , &dc_callvm_argShort_arm32_arm | |
| 153 , &dc_callvm_argInt_arm32_arm | |
| 154 , &dc_callvm_argLong_arm32_arm | |
| 155 , &dc_callvm_argLongLong_arm32_arm | |
| 156 , &dc_callvm_argFloat_arm32_arm | |
| 157 , &dc_callvm_argDouble_arm32_arm | |
| 158 , &dc_callvm_argPointer_arm32_arm | |
| 159 , NULL /* argStruct */ | |
| 160 , (DCvoidvmfunc*) &dc_callvm_call_arm32_arm | |
| 161 , (DCboolvmfunc*) &dc_callvm_call_arm32_arm | |
| 162 , (DCcharvmfunc*) &dc_callvm_call_arm32_arm | |
| 163 , (DCshortvmfunc*) &dc_callvm_call_arm32_arm | |
| 164 , (DCintvmfunc*) &dc_callvm_call_arm32_arm | |
| 165 , (DClongvmfunc*) &dc_callvm_call_arm32_arm | |
| 166 , (DClonglongvmfunc*) &dc_callvm_call_arm32_arm | |
| 167 , (DCfloatvmfunc*) &dc_callvm_call_arm32_arm | |
| 168 , (DCdoublevmfunc*) &dc_callvm_call_arm32_arm | |
| 169 , (DCpointervmfunc*) &dc_callvm_call_arm32_arm | |
| 170 , NULL /* callStruct */ | |
| 171 }; | |
| 172 | |
| 173 DCCallVM_vt gVT_arm32_arm_eabi = | |
| 174 { | |
| 175 &dc_callvm_free_arm32_arm | |
| 176 , &dc_callvm_reset_arm32_arm | |
| 177 , &dc_callvm_mode_arm32_arm | |
| 178 , &dc_callvm_argBool_arm32_arm | |
| 179 , &dc_callvm_argChar_arm32_arm | |
| 180 , &dc_callvm_argShort_arm32_arm | |
| 181 , &dc_callvm_argInt_arm32_arm | |
| 182 , &dc_callvm_argLong_arm32_arm | |
| 183 , &dc_callvm_argLongLong_arm32_arm_eabi | |
| 184 , &dc_callvm_argFloat_arm32_arm | |
| 185 , &dc_callvm_argDouble_arm32_arm_eabi | |
| 186 , &dc_callvm_argPointer_arm32_arm | |
| 187 , NULL /* argStruct */ | |
| 188 , (DCvoidvmfunc*) &dc_callvm_call_arm32_arm | |
| 189 , (DCboolvmfunc*) &dc_callvm_call_arm32_arm | |
| 190 , (DCcharvmfunc*) &dc_callvm_call_arm32_arm | |
| 191 , (DCshortvmfunc*) &dc_callvm_call_arm32_arm | |
| 192 , (DCintvmfunc*) &dc_callvm_call_arm32_arm | |
| 193 , (DClongvmfunc*) &dc_callvm_call_arm32_arm | |
| 194 , (DClonglongvmfunc*) &dc_callvm_call_arm32_arm | |
| 195 , (DCfloatvmfunc*) &dc_callvm_call_arm32_arm | |
| 196 , (DCdoublevmfunc*) &dc_callvm_call_arm32_arm | |
| 197 , (DCpointervmfunc*) &dc_callvm_call_arm32_arm | |
| 198 , NULL /* callStruct */ | |
| 199 }; | |
| 200 | |
| 84 | 201 static void dc_callvm_mode_arm32_arm(DCCallVM* in_self, DCint mode) |
| 202 { | |
| 203 DCCallVM_arm32_arm* self = (DCCallVM_arm32_arm*)in_self; | |
| 204 DCCallVM_vt* vt; | |
| 0 | 205 |
| 84 | 206 switch(mode) { |
| 207 case DC_CALL_C_ELLIPSIS: | |
| 208 case DC_CALL_C_ELLIPSIS_VARARGS: | |
| 0 | 209 /* Check OS if we need EABI as default. */ |
| 210 #if defined(DC__ABI_ARM_EABI) | |
| 84 | 211 case DC_CALL_C_DEFAULT: vt = &gVT_arm32_arm_eabi; break; |
| 0 | 212 #else |
| 84 | 213 case DC_CALL_C_DEFAULT: vt = &gVT_arm32_arm; break; |
| 0 | 214 #endif |
| 84 | 215 case DC_CALL_C_ARM_ARM: vt = &gVT_arm32_arm; break; |
| 216 case DC_CALL_C_ARM_ARM_EABI: vt = &gVT_arm32_arm_eabi; break; | |
| 217 default: | |
| 218 self->mInterface.mError = DC_ERROR_UNSUPPORTED_MODE; | |
| 219 return; | |
| 220 } | |
| 221 dc_callvm_base_init(&self->mInterface, vt); | |
| 0 | 222 } |
| 223 | |
| 84 | 224 /* Public API. */ |
| 225 DCCallVM* dcNewCallVM(DCsize size) | |
| 0 | 226 { |
| 84 | 227 /* Store at least 16 bytes (4 words) for internal spill area. Assembly code depends on it. */ |
| 228 DCCallVM_arm32_arm* p = (DCCallVM_arm32_arm*)dcAllocMem(sizeof(DCCallVM_arm32_arm)+size+16); | |
| 229 | |
| 230 dc_callvm_mode_arm32_arm((DCCallVM*)p, DC_CALL_C_DEFAULT); | |
| 231 | |
| 232 dcVecInit(&p->mVecHead, size); | |
| 233 | |
| 234 return (DCCallVM*)p; | |
| 0 | 235 } |
| 236 |