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bit_util: Rename Swap{16,32,64} to SwapBytes{16,32,64}

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MerryMage 2021-02-06 21:23:44 +00:00
parent 39644d69ee
commit fa1b9545fd
2 changed files with 6 additions and 6 deletions
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6
src/common/bit_util.h
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@ -218,18 +218,18 @@ constexpr T RotateRight(T value, size_t amount) {
return static_cast<T>((x >> amount) | (x << (BitSize<T>() - amount))); return static_cast<T>((x >> amount) | (x << (BitSize<T>() - amount)));
} }
constexpr u16 Swap16(u16 value) { constexpr u16 SwapBytes16(u16 value) {
return static_cast<u16>(u32{value} >> 8 | u32{value} << 8); return static_cast<u16>(u32{value} >> 8 | u32{value} << 8);
} }
constexpr u32 Swap32(u32 value) { constexpr u32 SwapBytes32(u32 value) {
return ((value & 0xFF000000U) >> 24) | return ((value & 0xFF000000U) >> 24) |
((value & 0x00FF0000U) >> 8) | ((value & 0x00FF0000U) >> 8) |
((value & 0x0000FF00U) << 8) | ((value & 0x0000FF00U) << 8) |
((value & 0x000000FFU) << 24); ((value & 0x000000FFU) << 24);
} }
constexpr u64 Swap64(u64 value) { constexpr u64 SwapBytes64(u64 value) {
return ((value & 0xFF00000000000000ULL) >> 56) | return ((value & 0xFF00000000000000ULL) >> 56) |
((value & 0x00FF000000000000ULL) >> 40) | ((value & 0x00FF000000000000ULL) >> 40) |
((value & 0x0000FF0000000000ULL) >> 24) | ((value & 0x0000FF0000000000ULL) >> 24) |

6
src/ir_opt/constant_propagation_pass.cpp
View file

@ -138,13 +138,13 @@ void FoldByteReverse(IR::Inst& inst, Op op) {
} }
if (op == Op::ByteReverseWord) { if (op == Op::ByteReverseWord) {
const u32 result = Common::Swap32(static_cast<u32>(operand.GetImmediateAsU64())); const u32 result = Common::SwapBytes32(static_cast<u32>(operand.GetImmediateAsU64()));
inst.ReplaceUsesWith(IR::Value{result}); inst.ReplaceUsesWith(IR::Value{result});
} else if (op == Op::ByteReverseHalf) { } else if (op == Op::ByteReverseHalf) {
const u16 result = Common::Swap16(static_cast<u16>(operand.GetImmediateAsU64())); const u16 result = Common::SwapBytes16(static_cast<u16>(operand.GetImmediateAsU64()));
inst.ReplaceUsesWith(IR::Value{result}); inst.ReplaceUsesWith(IR::Value{result});
} else { } else {
const u64 result = Common::Swap64(operand.GetImmediateAsU64()); const u64 result = Common::SwapBytes64(operand.GetImmediateAsU64());
inst.ReplaceUsesWith(IR::Value{result}); inst.ReplaceUsesWith(IR::Value{result});
} }
} }