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| author | Urgau <urgau@numericable.fr> | 2025-07-03 20:57:34 +0200 |
|---|---|---|
| committer | Urgau <urgau@numericable.fr> | 2025-07-03 21:04:18 +0200 |
| commit | 51857ade80c531c0ae0ee801dde5d425d13d38f8 (patch) | |
| tree | 44c67d24468d453750e5d0fc53b28b31133769e3 /compiler/rustc_codegen_llvm/src/intrinsic.rs | |
| parent | a413f77285c0ab551cf58db729e054f43150dd50 (diff) | |
| download | rust-51857ade80c531c0ae0ee801dde5d425d13d38f8.tar.gz rust-51857ade80c531c0ae0ee801dde5d425d13d38f8.zip | |
Always use the pure Rust fallback instead of `llvm.{maximum,minimum}`
Diffstat (limited to 'compiler/rustc_codegen_llvm/src/intrinsic.rs')
| -rw-r--r-- | compiler/rustc_codegen_llvm/src/intrinsic.rs | 26 |
1 files changed, 14 insertions, 12 deletions
diff --git a/compiler/rustc_codegen_llvm/src/intrinsic.rs b/compiler/rustc_codegen_llvm/src/intrinsic.rs index 776658b9cca..35922c100cd 100644 --- a/compiler/rustc_codegen_llvm/src/intrinsic.rs +++ b/compiler/rustc_codegen_llvm/src/intrinsic.rs @@ -103,23 +103,25 @@ fn call_simple_intrinsic<'ll, 'tcx>( sym::minnumf64 => ("llvm.minnum", &[bx.type_f64()]), sym::minnumf128 => ("llvm.minnum", &[bx.type_f128()]), - sym::minimumf16 => ("llvm.minimum", &[bx.type_f16()]), - sym::minimumf32 => ("llvm.minimum", &[bx.type_f32()]), - sym::minimumf64 => ("llvm.minimum", &[bx.type_f64()]), - // There are issues on x86_64 and aarch64 with the f128 variant, - // let's instead use the intrinsic fallback body. - // sym::minimumf128 => ("llvm.minimum", &[cx.type_f128()]), + // FIXME: LLVM currently mis-compile those intrinsics, re-enable them + // when llvm/llvm-project#{139380,139381,140445} are fixed. + //sym::minimumf16 => ("llvm.minimum", &[bx.type_f16()]), + //sym::minimumf32 => ("llvm.minimum", &[bx.type_f32()]), + //sym::minimumf64 => ("llvm.minimum", &[bx.type_f64()]), + //sym::minimumf128 => ("llvm.minimum", &[cx.type_f128()]), + // sym::maxnumf16 => ("llvm.maxnum", &[bx.type_f16()]), sym::maxnumf32 => ("llvm.maxnum", &[bx.type_f32()]), sym::maxnumf64 => ("llvm.maxnum", &[bx.type_f64()]), sym::maxnumf128 => ("llvm.maxnum", &[bx.type_f128()]), - sym::maximumf16 => ("llvm.maximum", &[bx.type_f16()]), - sym::maximumf32 => ("llvm.maximum", &[bx.type_f32()]), - sym::maximumf64 => ("llvm.maximum", &[bx.type_f64()]), - // There are issues on x86_64 and aarch64 with the f128 variant, - // let's instead use the intrinsic fallback body. - // sym::maximumf128 => ("llvm.maximum", &[cx.type_f128()]), + // FIXME: LLVM currently mis-compile those intrinsics, re-enable them + // when llvm/llvm-project#{139380,139381,140445} are fixed. + //sym::maximumf16 => ("llvm.maximum", &[bx.type_f16()]), + //sym::maximumf32 => ("llvm.maximum", &[bx.type_f32()]), + //sym::maximumf64 => ("llvm.maximum", &[bx.type_f64()]), + //sym::maximumf128 => ("llvm.maximum", &[cx.type_f128()]), + // sym::copysignf16 => ("llvm.copysign", &[bx.type_f16()]), sym::copysignf32 => ("llvm.copysign", &[bx.type_f32()]), sym::copysignf64 => ("llvm.copysign", &[bx.type_f64()]), |