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| author | Richard-Qin-X <richard.qin.001@gmail.com> | 2026-08-28 23:56:19 +0800 |
|---|---|---|
| committer | Richard-Qin-X <richard.qin.001@gmail.com> | 2026-08-28 23:56:19 +0800 |
| commit | 7ee5d1913c7cfd0261f86b0ff7be6968b8c07d84 (patch) | |
| tree | 446dafb95e2f792fee922602b74709c5b9e0777c /backend/lib/MC/MCStreamer.cpp | |
| parent | f0cfb240d80cb9f4444fb996350c1f88bc69a142 (diff) | |
| download | rcc-project-7ee5d1913c7cfd0261f86b0ff7be6968b8c07d84.tar.gz rcc-project-7ee5d1913c7cfd0261f86b0ff7be6968b8c07d84.tar.xz | |
[Support] Use standard power-of-two checks
Diffstat (limited to 'backend/lib/MC/MCStreamer.cpp')
| -rw-r--r-- | backend/lib/MC/MCStreamer.cpp | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/backend/lib/MC/MCStreamer.cpp b/backend/lib/MC/MCStreamer.cpp index 56c3f96..709dccc 100644 --- a/backend/lib/MC/MCStreamer.cpp +++ b/backend/lib/MC/MCStreamer.cpp @@ -4,6 +4,7 @@ #include <algorithm> #include <array> +#include <bit> #include <cctype> #include <cstddef> #include <cstdint> @@ -23,10 +24,6 @@ namespace { Text.find('\r') != std::string_view::npos; } -[[nodiscard]] bool isPowerOfTwo(std::uint64_t Value) noexcept { - return Value != 0 && (Value & (Value - 1U)) == 0; -} - [[nodiscard]] unsigned log2Exact(std::uint64_t Value) noexcept { unsigned Result = 0; while (Value > 1) { @@ -282,7 +279,7 @@ Expected<void> AsmTextStreamer::emitAlignment(std::uint64_t Alignment, std::uint auto Active = requireActiveSection(); if (!Active) return std::unexpected(Active.error()); - if (!isPowerOfTwo(Alignment)) { + if (!std::has_single_bit(Alignment)) { return makeUnexpected(ErrorCode::InvalidArgument, "assembly alignment must be a nonzero power of two"); } |