make simd_reduce_{mul,add}_unordered use only the 'reassoc' flag, not all fast-math flags

2024-02-18 23:10:34 +01:00
parent 25fe3cc69d
commit 3dc631a61a
7 changed files with 30 additions and 22 deletions
--- a/compiler/rustc_codegen_gcc/src/intrinsic/simd.rs
+++ b/compiler/rustc_codegen_gcc/src/intrinsic/simd.rs
@@ -989,14 +989,14 @@ pub fn generic_simd_intrinsic<'a, 'gcc, 'tcx>(

    arith_red!(
        simd_reduce_add_unordered: BinaryOp::Plus,
-        vector_reduce_fadd_fast,
+        vector_reduce_fadd_reassoc,
        false,
        add,
        0.0 // TODO: Use this argument.
    );
    arith_red!(
        simd_reduce_mul_unordered: BinaryOp::Mult,
-        vector_reduce_fmul_fast,
+        vector_reduce_fmul_reassoc,
        false,
        mul,
        1.0