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| 1 // Copyright 2010 the V8 project authors. All rights reserved. | 1 // Copyright 2010 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 |
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| 42 // NoBarrier_Store() | 42 // NoBarrier_Store() |
| 43 // NoBarrier_Load() | 43 // NoBarrier_Load() |
| 44 // Although there are currently no compiler enforcement, you are encouraged | 44 // Although there are currently no compiler enforcement, you are encouraged |
| 45 // to use these. | 45 // to use these. |
| 46 // | 46 // |
| 47 | 47 |
| 48 #ifndef V8_ATOMICOPS_H_ | 48 #ifndef V8_ATOMICOPS_H_ |
| 49 #define V8_ATOMICOPS_H_ | 49 #define V8_ATOMICOPS_H_ |
| 50 | 50 |
| 51 #include "../include/v8.h" | 51 #include "../include/v8.h" |
| 52 #include "globals.h" | 52 #include "base/globals.h" |
| 53 | 53 |
| 54 namespace v8 { | 54 namespace v8 { |
| 55 namespace internal { | 55 namespace internal { |
| 56 | 56 |
| 57 typedef int32_t Atomic32; | 57 typedef int32_t Atomic32; |
| 58 #ifdef V8_HOST_ARCH_64_BIT | 58 #ifdef V8_HOST_ARCH_64_BIT |
| 59 // We need to be able to go between Atomic64 and AtomicWord implicitly. This | 59 // We need to be able to go between Atomic64 and AtomicWord implicitly. This |
| 60 // means Atomic64 and AtomicWord should be the same type on 64-bit. | 60 // means Atomic64 and AtomicWord should be the same type on 64-bit. |
| 61 #if defined(__ILP32__) || defined(__APPLE__) | 61 #if defined(__ILP32__) || defined(__APPLE__) |
| 62 // MacOS is an exception to the implicit conversion rule above, | 62 // MacOS is an exception to the implicit conversion rule above, |
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| 161 #include "atomicops_internals_x86_gcc.h" | 161 #include "atomicops_internals_x86_gcc.h" |
| 162 #elif defined(__GNUC__) && V8_HOST_ARCH_ARM | 162 #elif defined(__GNUC__) && V8_HOST_ARCH_ARM |
| 163 #include "atomicops_internals_arm_gcc.h" | 163 #include "atomicops_internals_arm_gcc.h" |
| 164 #elif defined(__GNUC__) && V8_HOST_ARCH_MIPS | 164 #elif defined(__GNUC__) && V8_HOST_ARCH_MIPS |
| 165 #include "atomicops_internals_mips_gcc.h" | 165 #include "atomicops_internals_mips_gcc.h" |
| 166 #else | 166 #else |
| 167 #error "Atomic operations are not supported on your platform" | 167 #error "Atomic operations are not supported on your platform" |
| 168 #endif | 168 #endif |
| 169 | 169 |
| 170 #endif // V8_ATOMICOPS_H_ | 170 #endif // V8_ATOMICOPS_H_ |
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