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8292903: enhance round_up_power_of_2 assertion output

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Reviewed-by: stefank, stuefe
This commit is contained in:
Matthias Baesken 2022-08-25 14:52:40 +00:00
parent 054c23f484
commit 8d3d4397cc
1 changed files with 3 additions and 2 deletions
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5
src/hotspot/share/utilities/powerOfTwo.hpp
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@ -1,5 +1,5 @@
/*
* Copyright (c) 2019, 2020, Oracle and/or its affiliates. All rights reserved.
* Copyright (c) 2019, 2022, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
@ -103,7 +103,8 @@ inline T round_down_power_of_2(T value) {
template<typename T, ENABLE_IF(std::is_integral<T>::value)>
inline T round_up_power_of_2(T value) {
assert(value > 0, "Invalid value");
assert(value <= max_power_of_2<T>(), "Overflow");
assert(value <= max_power_of_2<T>(), "Overflowing maximum allowed power of two with " UINT64_FORMAT_X,
static_cast<uint64_t>(value));
if (is_power_of_2(value)) {
return value;
}