Mercurial > pub > dyncall > dyncall
annotate dyncall/dyncall_callvm_arm32_arm.c @ 197:53c42b1d9f8b
- sparc doc improvements for both, 32 and 64
- changelog, mentioning sparc64 callback support
author | Tassilo Philipp |
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date | Sun, 19 Mar 2017 18:43:39 +0100 |
parents | 67961454902b |
children | f5577f6bf97a |
rev | line source |
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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 | |
9 Copyright (c) 2007-2015 Daniel Adler <dadler@uni-goettingen.de>, | |
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; | |
27
523c45dfa8fb
- refactored arm calling conventions' callvm code, so that the code that keeps
cslag
parents:
17
diff
changeset
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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 |