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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2011-2012 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
11 // with the distribution. | 11 // with the distribution. |
12 // * Neither the name of Google Inc. nor the names of its | 12 // * Neither the name of Google Inc. nor the names of its |
13 // contributors may be used to endorse or promote products derived | 13 // contributors may be used to endorse or promote products derived |
14 // from this software without specific prior written permission. | 14 // from this software without specific prior written permission. |
15 // | 15 // |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 #ifndef V8_IA32_SIMULATOR_IA32_H_ | 28 #ifndef V8_SH4_SIMULATOR_SH4_H_ |
29 #define V8_IA32_SIMULATOR_IA32_H_ | 29 #define V8_SH4_SIMULATOR_SH4_H_ |
30 | 30 |
31 #include "allocation.h" | 31 #include "allocation.h" |
32 | 32 |
33 namespace v8 { | 33 namespace v8 { |
34 namespace internal { | 34 namespace internal { |
35 | 35 |
36 // Since there is no simulator for the ia32 architecture the only thing we can | 36 // When running without a simulator we call the entry directly. |
37 // do is to call the entry directly. | |
38 #define CALL_GENERATED_CODE(entry, p0, p1, p2, p3, p4) \ | 37 #define CALL_GENERATED_CODE(entry, p0, p1, p2, p3, p4) \ |
39 (entry(p0, p1, p2, p3, p4)) | 38 (entry(p0, p1, p2, p3, p4)) |
40 | 39 |
41 | 40 typedef int (*sh4_regexp_matcher)(String*, int, const byte*, const byte*, |
42 typedef int (*regexp_matcher)(String*, int, const byte*, | 41 void*, int*, int, Address, int, Isolate*); |
43 const byte*, int*, int, Address, int, Isolate*); | |
44 | |
45 // Call the generated regexp code directly. The code at the entry address should | |
46 // expect eight int/pointer sized arguments and return an int. | |
47 #define CALL_GENERATED_REGEXP_CODE(entry, p0, p1, p2, p3, p4, p5, p6, p7, p8) \ | |
48 (FUNCTION_CAST<regexp_matcher>(entry)(p0, p1, p2, p3, p4, p5, p6, p7, p8)) | |
49 | 42 |
50 | 43 |
| 44 // Call the generated regexp code directly. The code at the entry address |
| 45 // should act as a function matching the type arm_regexp_matcher. |
| 46 // The fifth argument is a dummy that reserves the space used for |
| 47 // the return address added by the ExitFrame in native calls. |
| 48 #define CALL_GENERATED_REGEXP_CODE(entry, p0, p1, p2, p3, p4, p5, p6, p7, p8) \ |
| 49 (FUNCTION_CAST<sh4_regexp_matcher>(entry)( \ |
| 50 p0, p1, p2, p3, NULL, p4, p5, p6, p7, p8)) |
| 51 |
51 #define TRY_CATCH_FROM_ADDRESS(try_catch_address) \ | 52 #define TRY_CATCH_FROM_ADDRESS(try_catch_address) \ |
52 (reinterpret_cast<TryCatch*>(try_catch_address)) | 53 reinterpret_cast<TryCatch*>(try_catch_address) |
53 | 54 |
54 // The stack limit beyond which we will throw stack overflow errors in | 55 // The stack limit beyond which we will throw stack overflow errors in |
55 // generated code. Because generated code on ia32 uses the C stack, we | 56 // generated code. Because generated code on sh4 uses the C stack, we |
56 // just use the C stack limit. | 57 // just use the C stack limit. |
57 class SimulatorStack : public v8::internal::AllStatic { | 58 class SimulatorStack : public v8::internal::AllStatic { |
58 public: | 59 public: |
59 static inline uintptr_t JsLimitFromCLimit(Isolate* isolate, | 60 static inline uintptr_t JsLimitFromCLimit(v8::internal::Isolate* isolate, |
60 uintptr_t c_limit) { | 61 uintptr_t c_limit) { |
61 USE(isolate); | 62 USE(isolate); |
62 return c_limit; | 63 return c_limit; |
63 } | 64 } |
64 | 65 |
65 static inline uintptr_t RegisterCTryCatch(uintptr_t try_catch_address) { | 66 static inline uintptr_t RegisterCTryCatch(uintptr_t try_catch_address) { |
66 return try_catch_address; | 67 return try_catch_address; |
67 } | 68 } |
68 | 69 |
69 static inline void UnregisterCTryCatch() { } | 70 static inline void UnregisterCTryCatch() { } |
70 }; | 71 }; |
71 | 72 |
72 } } // namespace v8::internal | 73 } } // namespace v8::internal |
73 | 74 |
74 #endif // V8_IA32_SIMULATOR_IA32_H_ | 75 #endif // V8_SH4_SIMULATOR_SH4_H_ |
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