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cranelift: Document Ieee{32,64} implementation (#4854)

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This commit is contained in:
Afonso Bordado
2022-09-02 20:02:22 +01:00
committed by GitHub
parent b8a68ff86d
commit 3afb711a51
1 changed files with 6 additions and 0 deletions
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6
cranelift/codegen/src/ir/immediates.rs
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@@ -472,6 +472,9 @@ impl FromStr for Offset32 {
/// An IEEE binary32 immediate floating point value, represented as a u32
/// containing the bit pattern.
///
/// We specifically avoid using a f32 here since some architectures may silently alter floats.
/// See: https://github.com/bytecodealliance/wasmtime/pull/2251#discussion_r498508646
///
/// All bit patterns are allowed.
#[derive(Copy, Clone, Debug, Eq, Hash)]
#[cfg_attr(feature = "enable-serde", derive(Serialize, Deserialize))]
@@ -481,6 +484,9 @@ pub struct Ieee32(u32);
/// An IEEE binary64 immediate floating point value, represented as a u64
/// containing the bit pattern.
///
/// We specifically avoid using a f64 here since some architectures may silently alter floats.
/// See: https://github.com/bytecodealliance/wasmtime/pull/2251#discussion_r498508646
///
/// All bit patterns are allowed.
#[derive(Copy, Clone, Debug, Eq, Hash)]
#[cfg_attr(feature = "enable-serde", derive(Serialize, Deserialize))]