v8/src/math-random.h
Jakob Kummerow 6d706ae3a0 [ubsan] Port Smi to the new design
and split Smi out of objects.h into smi.h.

Bug: v8:3770, v8:5402
Change-Id: I5ff7461495d29c785a76c79aca2616816a29ab1e
Reviewed-on: https://chromium-review.googlesource.com/c/1313035
Reviewed-by: Leszek Swirski <leszeks@chromium.org>
Reviewed-by: Hannes Payer <hpayer@chromium.org>
Reviewed-by: Adam Klein <adamk@chromium.org>
Reviewed-by: Toon Verwaest <verwaest@chromium.org>
Reviewed-by: Deepti Gandluri <gdeepti@chromium.org>
Commit-Queue: Jakob Kummerow <jkummerow@chromium.org>
Cr-Commit-Position: refs/heads/master@{#57252}
2018-11-05 20:52:51 +00:00

35 lines
890 B
C++

// Copyright 2018 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.
#ifndef V8_MATH_RANDOM_H_
#define V8_MATH_RANDOM_H_
#include "src/contexts.h"
#include "src/globals.h"
namespace v8 {
namespace internal {
class MathRandom : public AllStatic {
public:
static void InitializeContext(Isolate* isolate,
Handle<Context> native_context);
static void ResetContext(Context* native_context);
// Returns a tagged Smi as a raw Address for ExternalReference usage.
static Address RefillCache(Isolate* isolate, Context* native_context);
static const int kCacheSize = 64;
static const int kStateSize = 2 * kInt64Size;
struct State {
uint64_t s0;
uint64_t s1;
};
};
} // namespace internal
} // namespace v8
#endif // V8_MATH_RANDOM_H_