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Merge pull request #4492 from lioncash/linkage

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system_control: Make functions internally linked where applicable
This commit is contained in:
bunnei 2020-08-15 02:11:49 -04:00 committed by GitHub
parent 2aabd1eb05 87c64c41d2
commit cb6808b4d0
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GPG key ID: 4AEE18F83AFDEB23
2 changed files with 11 additions and 15 deletions
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21
src/core/hle/kernel/memory/system_control.cpp
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@ -7,22 +7,15 @@
#include "core/hle/kernel/memory/system_control.h"
namespace Kernel::Memory::SystemControl {
u64 GenerateRandomU64ForInit() {
static std::random_device device;
static std::mt19937 gen(device());
static std::uniform_int_distribution<u64> distribution(1, std::numeric_limits<u64>::max());
return distribution(gen);
}
namespace {
template <typename F>
u64 GenerateUniformRange(u64 min, u64 max, F f) {
/* Handle the case where the difference is too large to represent. */
// Handle the case where the difference is too large to represent.
if (max == std::numeric_limits<u64>::max() && min == std::numeric_limits<u64>::min()) {
return f();
}
/* Iterate until we get a value in range. */
// Iterate until we get a value in range.
const u64 range_size = ((max + 1) - min);
const u64 effective_max = (std::numeric_limits<u64>::max() / range_size) * range_size;
while (true) {
@ -32,6 +25,14 @@ u64 GenerateUniformRange(u64 min, u64 max, F f) {
}
}
u64 GenerateRandomU64ForInit() {
static std::random_device device;
static std::mt19937 gen(device());
static std::uniform_int_distribution<u64> distribution(1, std::numeric_limits<u64>::max());
return distribution(gen);
}
} // Anonymous namespace
u64 GenerateRandomRange(u64 min, u64 max) {
return GenerateUniformRange(min, max, GenerateRandomU64ForInit);
}

5
src/core/hle/kernel/memory/system_control.h
View file

@ -8,11 +8,6 @@
namespace Kernel::Memory::SystemControl {
u64 GenerateRandomU64ForInit();
template <typename F>
u64 GenerateUniformRange(u64 min, u64 max, F f);
u64 GenerateRandomRange(u64 min, u64 max);
} // namespace Kernel::Memory::SystemControl