| // Copyright 2015 the V8 project authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // CPU specific code for s390 independent of OS goes here. |
| #if V8_TARGET_ARCH_S390 |
| |
| #include "src/codegen/cpu-features.h" |
| |
| namespace v8 { |
| namespace internal { |
| |
| void CpuFeatures::FlushICache(void* buffer, size_t size) { |
| // Given the strong memory model on z/Architecture, and the single |
| // thread nature of V8 and JavaScript, instruction cache flushing |
| // is not necessary. The architecture guarantees that if a core |
| // patches its own instruction cache, the updated instructions will be |
| // reflected automatically. |
| } |
| |
| } // namespace internal |
| } // namespace v8 |
| |
| #endif // V8_TARGET_ARCH_S390 |
