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Update precision based on new test results

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This commit is contained in:
Trevor Gross
2025-01-06 00:36:18 +00:00
parent 37dbc534cb
commit cc6a84bf43
1 changed files with 11 additions and 2 deletions
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13
library/compiler-builtins/libm/crates/libm-test/src/precision.rs
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@@ -90,8 +90,15 @@ pub fn default_ulp(ctx: &CheckCtx) -> u32 {
Bn::Exp10 if usize::BITS < 64 => ulp = 4,
Bn::Lgamma | Bn::LgammaR => ulp = 400,
Bn::Tanh => ulp = 4,
_ if ctx.fn_ident == Id::Sincosf => ulp = 500,
_ if ctx.fn_ident == Id::Tgamma => ulp = 20,
_ => (),
}
match ctx.fn_ident {
// FIXME(#401): musl has an incorrect result here.
Id::Fdim => ulp = 2,
Id::Jnf | Id::Ynf => ulp = 4000,
Id::Sincosf => ulp = 500,
Id::Tgamma => ulp = 20,
_ => (),
}
}
@@ -99,6 +106,8 @@ pub fn default_ulp(ctx: &CheckCtx) -> u32 {
// In some cases, our implementation is less accurate than musl on i586.
if cfg!(x86_no_sse) {
match ctx.fn_ident {
Id::Asinh => ulp = 3,
Id::Asinhf => ulp = 3,
Id::Log1p | Id::Log1pf => ulp = 2,
Id::Round => ulp = 1,
Id::Tan => ulp = 2,