| Ben Murdoch | da12d29 | 2016-06-02 14:46:10 +0100 | [diff] [blame] | 1 | // Copyright 2015 the V8 project authors. All rights reserved. |
| 2 | // Use of this source code is governed by a BSD-style license that can be |
| 3 | // found in the LICENSE file. |
| 4 | |
| 5 | // CPU specific code for s390 independent of OS goes here. |
| 6 | #include "src/v8.h" |
| 7 | |
| 8 | #if V8_TARGET_ARCH_S390 |
| 9 | #include "src/assembler.h" |
| 10 | |
| 11 | namespace v8 { |
| 12 | namespace internal { |
| 13 | |
| 14 | void CpuFeatures::FlushICache(void* buffer, size_t size) { |
| 15 | // Given the strong memory model on z/Architecture, and the single |
| 16 | // thread nature of V8 and JavaScript, instruction cache flushing |
| 17 | // is not necessary. The architecture guarantees that if a core |
| 18 | // patches its own instruction cache, the updated instructions will be |
| 19 | // reflected automatically. |
| 20 | } |
| 21 | |
| 22 | } // namespace internal |
| 23 | } // namespace v8 |
| 24 | |
| 25 | #endif // V8_TARGET_ARCH_S390 |