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

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Ralf Jung 2024-02-18 23:10:34 +01:00
parent 25fe3cc69d
commit 3dc631a61a
7 changed files with 30 additions and 22 deletions
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4
compiler/rustc_codegen_llvm/src/intrinsic.rs
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@ -1880,14 +1880,14 @@ fn generic_simd_intrinsic<'ll, 'tcx>(
arith_red!(simd_reduce_mul_ordered: vector_reduce_mul, vector_reduce_fmul, true, mul, 1.0);
arith_red!(
simd_reduce_add_unordered: vector_reduce_add,
vector_reduce_fadd_algebraic,
vector_reduce_fadd_reassoc,
false,
add,
0.0
);
arith_red!(
simd_reduce_mul_unordered: vector_reduce_mul,
vector_reduce_fmul_algebraic,
vector_reduce_fmul_reassoc,
false,
mul,
1.0