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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_X64. | 5 #include "vm/globals.h" // Needed here to get TARGET_ARCH_X64. |
6 #if defined(TARGET_ARCH_X64) | 6 #if defined(TARGET_ARCH_X64) |
7 | 7 |
8 #include "vm/intrinsifier.h" | 8 #include "vm/intrinsifier.h" |
9 | 9 |
| 10 #include "vm/assembler.h" |
| 11 #include "vm/instructions.h" |
| 12 |
10 namespace dart { | 13 namespace dart { |
| 14 |
| 15 DECLARE_FLAG(bool, enable_type_checks); |
| 16 |
| 17 // When entering intrinsics code: |
| 18 // RBX: IC Data |
| 19 // R10: Arguments descriptor |
| 20 // TOS: Return address |
| 21 |
| 22 #define __ assembler-> |
| 23 |
11 bool Intrinsifier::ObjectArray_Allocate(Assembler* assembler) { | 24 bool Intrinsifier::ObjectArray_Allocate(Assembler* assembler) { |
12 return false; | 25 return false; |
13 } | 26 } |
14 | 27 |
15 | 28 |
16 bool Intrinsifier::Array_getLength(Assembler* assembler) { | 29 bool Intrinsifier::Array_getLength(Assembler* assembler) { |
17 return false; | 30 __ movq(RAX, Address(RSP, + 1 * kWordSize)); |
| 31 __ movq(RAX, FieldAddress(RAX, Array::length_offset())); |
| 32 __ ret(); |
| 33 return true; |
18 } | 34 } |
19 | 35 |
20 | 36 |
21 bool Intrinsifier::ImmutableArray_getLength(Assembler* assembler) { | 37 bool Intrinsifier::ImmutableArray_getLength(Assembler* assembler) { |
22 return false; | 38 return Array_getLength(assembler); |
23 } | 39 } |
24 | 40 |
25 | 41 |
26 bool Intrinsifier::Array_getIndexed(Assembler* assembler) { | 42 bool Intrinsifier::Array_getIndexed(Assembler* assembler) { |
27 return false; | 43 return false; |
28 } | 44 } |
29 | 45 |
30 | 46 |
31 bool Intrinsifier::ImmutableArray_getIndexed(Assembler* assembler) { | 47 bool Intrinsifier::ImmutableArray_getIndexed(Assembler* assembler) { |
32 return false; | 48 return Array_getIndexed(assembler); |
33 } | 49 } |
34 | 50 |
35 | 51 |
36 bool Intrinsifier::Array_setIndexed(Assembler* assembler) { | 52 bool Intrinsifier::Array_setIndexed(Assembler* assembler) { |
37 return false; | 53 return false; |
38 } | 54 } |
39 | 55 |
40 | 56 |
41 bool Intrinsifier::GArray_Allocate(Assembler* assembler) { | 57 bool Intrinsifier::GArray_Allocate(Assembler* assembler) { |
42 return false; | 58 return false; |
43 } | 59 } |
44 | 60 |
45 | 61 |
| 62 // Get length of growable object array. |
| 63 // On stack: growable array (+1), return-address (+0). |
46 bool Intrinsifier::GrowableArray_getLength(Assembler* assembler) { | 64 bool Intrinsifier::GrowableArray_getLength(Assembler* assembler) { |
47 return false; | 65 __ movq(RAX, Address(RSP, + 1 * kWordSize)); |
| 66 __ movq(RAX, FieldAddress(RAX, GrowableObjectArray::length_offset())); |
| 67 __ ret(); |
| 68 return true; |
48 } | 69 } |
49 | 70 |
50 | 71 |
51 bool Intrinsifier::GrowableArray_getCapacity(Assembler* assembler) { | 72 bool Intrinsifier::GrowableArray_getCapacity(Assembler* assembler) { |
52 return false; | 73 __ movq(RAX, Address(RSP, + 1 * kWordSize)); |
| 74 __ movq(RAX, FieldAddress(RAX, GrowableObjectArray::data_offset())); |
| 75 __ movq(RAX, FieldAddress(RAX, Array::length_offset())); |
| 76 __ ret(); |
| 77 return true; |
53 } | 78 } |
54 | 79 |
55 | 80 |
56 bool Intrinsifier::GrowableArray_getIndexed(Assembler* assembler) { | 81 bool Intrinsifier::GrowableArray_getIndexed(Assembler* assembler) { |
57 return false; | 82 return false; |
58 } | 83 } |
59 | 84 |
60 | 85 |
61 bool Intrinsifier::GrowableArray_setIndexed(Assembler* assembler) { | 86 bool Intrinsifier::GrowableArray_setIndexed(Assembler* assembler) { |
62 return false; | 87 return false; |
63 } | 88 } |
64 | 89 |
65 | 90 |
66 bool Intrinsifier::GrowableArray_setLength(Assembler* assembler) { | 91 bool Intrinsifier::GrowableArray_setLength(Assembler* assembler) { |
67 return false; | 92 return false; |
68 } | 93 } |
69 | 94 |
70 | 95 |
| 96 // Set data of growable object array. |
| 97 // On stack: growable array (+2), data (+1), return-address (+0). |
71 bool Intrinsifier::GrowableArray_setData(Assembler* assembler) { | 98 bool Intrinsifier::GrowableArray_setData(Assembler* assembler) { |
72 return false; | 99 if (FLAG_enable_type_checks) { |
| 100 return false; |
| 101 } |
| 102 __ movq(RAX, Address(RSP, + 2 * kWordSize)); |
| 103 __ movq(RBX, Address(RSP, + 1 * kWordSize)); |
| 104 __ movq(FieldAddress(RAX, GrowableObjectArray::data_offset()), RBX); |
| 105 __ ret(); |
| 106 return true; |
73 } | 107 } |
74 | 108 |
75 | 109 |
76 bool Intrinsifier::Integer_addFromInteger(Assembler* assembler) { | 110 bool Intrinsifier::Integer_addFromInteger(Assembler* assembler) { |
77 return false; | 111 return false; |
78 } | 112 } |
79 | 113 |
80 | 114 |
81 bool Intrinsifier::Integer_add(Assembler* assembler) { | 115 bool Intrinsifier::Integer_add(Assembler* assembler) { |
82 return false; | 116 return false; |
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218 return false; | 252 return false; |
219 } | 253 } |
220 | 254 |
221 | 255 |
222 bool Intrinsifier::Double_lessEqualThan(Assembler* assembler) { | 256 bool Intrinsifier::Double_lessEqualThan(Assembler* assembler) { |
223 return false; | 257 return false; |
224 } | 258 } |
225 | 259 |
226 | 260 |
227 bool Intrinsifier::Double_toDouble(Assembler* assembler) { | 261 bool Intrinsifier::Double_toDouble(Assembler* assembler) { |
228 return false; | 262 __ movq(RAX, Address(RSP, + 1 * kWordSize)); |
| 263 __ ret(); |
| 264 // Generate enough code to satisfy patchability constraint. |
| 265 intptr_t offset = __ CodeSize(); |
| 266 __ nop(JumpPattern::InstructionLength() - offset); |
| 267 return true; |
229 } | 268 } |
230 | 269 |
231 bool Intrinsifier::Double_add(Assembler* assembler) { | 270 bool Intrinsifier::Double_add(Assembler* assembler) { |
232 return false; | 271 return false; |
233 } | 272 } |
234 | 273 |
235 | 274 |
236 bool Intrinsifier::Double_mul(Assembler* assembler) { | 275 bool Intrinsifier::Double_mul(Assembler* assembler) { |
237 return false; | 276 return false; |
238 } | 277 } |
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252 return false; | 291 return false; |
253 } | 292 } |
254 | 293 |
255 | 294 |
256 bool Intrinsifier::Double_fromInteger(Assembler* assembler) { | 295 bool Intrinsifier::Double_fromInteger(Assembler* assembler) { |
257 return false; | 296 return false; |
258 } | 297 } |
259 | 298 |
260 | 299 |
261 bool Intrinsifier::Double_isNaN(Assembler* assembler) { | 300 bool Intrinsifier::Double_isNaN(Assembler* assembler) { |
262 return false; | 301 const Bool& bool_true = Bool::ZoneHandle(Bool::True()); |
| 302 const Bool& bool_false = Bool::ZoneHandle(Bool::False()); |
| 303 Label is_true; |
| 304 __ movq(RAX, Address(RSP, +1 * kWordSize)); |
| 305 __ movsd(XMM0, FieldAddress(RAX, Double::value_offset())); |
| 306 __ comisd(XMM0, XMM0); |
| 307 __ j(PARITY_EVEN, &is_true, Assembler::kNearJump); // NaN -> true; |
| 308 __ LoadObject(RAX, bool_false); |
| 309 __ ret(); |
| 310 __ Bind(&is_true); |
| 311 __ LoadObject(RAX, bool_true); |
| 312 __ ret(); |
| 313 return true; // Method is complete, no slow case. |
263 } | 314 } |
264 | 315 |
265 | 316 |
266 bool Intrinsifier::Double_isNegative(Assembler* assembler) { | 317 bool Intrinsifier::Double_isNegative(Assembler* assembler) { |
267 return false; | 318 return false; |
268 } | 319 } |
269 | 320 |
270 | 321 |
271 bool Intrinsifier::Math_sqrt(Assembler* assembler) { | 322 bool Intrinsifier::Math_sqrt(Assembler* assembler) { |
272 return false; | 323 return false; |
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310 | 361 |
311 bool Intrinsifier::String_hashCode(Assembler* assembler) { | 362 bool Intrinsifier::String_hashCode(Assembler* assembler) { |
312 return false; | 363 return false; |
313 } | 364 } |
314 | 365 |
315 | 366 |
316 bool Intrinsifier::String_isEmpty(Assembler* assembler) { | 367 bool Intrinsifier::String_isEmpty(Assembler* assembler) { |
317 return false; | 368 return false; |
318 } | 369 } |
319 | 370 |
| 371 #undef __ |
| 372 |
320 } // namespace dart | 373 } // namespace dart |
321 | 374 |
322 #endif // defined TARGET_ARCH_X64 | 375 #endif // defined TARGET_ARCH_X64 |
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