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common/bit_util: Replace CLZ/CTZ operations with standardized ones

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Makes for less code that we need to maintain.
This commit is contained in:
Lioncash 2021-01-15 02:02:57 -05:00
parent c8bf0caca0
commit 8620de6b20
10 changed files with 17 additions and 113 deletions
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4
src/video_core/command_classes/codecs/h264.cpp
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@ -19,7 +19,7 @@
//
#include <array>
#include "common/bit_util.h"
#include <bit>
#include "video_core/command_classes/codecs/h264.h"
#include "video_core/gpu.h"
#include "video_core/memory_manager.h"
@ -266,7 +266,7 @@ void H264BitWriter::WriteExpGolombCodedInt(s32 value) {
}
void H264BitWriter::WriteExpGolombCodedUInt(u32 value) {
const s32 size = 32 - Common::CountLeadingZeroes32(static_cast<s32>(value + 1));
const s32 size = 32 - std::countl_zero(value + 1);
WriteBits(1, size);
value -= (1U << (size - 1)) - 1;