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authorLeón Orell Valerian Liehr <me@fmease.dev>2025-02-25 13:07:40 +0100
committerGitHub <noreply@github.com>2025-02-25 13:07:40 +0100
commit1511ccd6f8f024699d82ee39ebc1fda330916177 (patch)
tree22d7fe9fb025cf37ab692a50dbe7fe13dc65f399 /compiler/rustc_codegen_llvm/src
parentc8741c60cd46afdb2a9f460db15007777538dc45 (diff)
parent60a268998c606440de092452a6380dde749f89c5 (diff)
downloadrust-1511ccd6f8f024699d82ee39ebc1fda330916177.tar.gz
rust-1511ccd6f8f024699d82ee39ebc1fda330916177.zip
Rollup merge of #137595 - folkertdev:remove-simd-pow-powi, r=RalfJung
remove `simd_fpow` and `simd_fpowi`

Discussed in https://github.com/rust-lang/rust/issues/137555

These functions are not exposed from `std::intrinsics::simd`, and not used anywhere outside of the compiler. They also don't lower to particularly good code at least on the major ISAs (I checked x86_64, aarch64, s390x, powerpc), where the vector is just spilled to the stack and scalar functions are used for the actual logic.

r? `@RalfJung`
Diffstat (limited to 'compiler/rustc_codegen_llvm/src')
-rw-r--r--compiler/rustc_codegen_llvm/src/intrinsic.rs4
1 files changed, 0 insertions, 4 deletions
diff --git a/compiler/rustc_codegen_llvm/src/intrinsic.rs b/compiler/rustc_codegen_llvm/src/intrinsic.rs
index 56fae135e55..1169b9c067d 100644
--- a/compiler/rustc_codegen_llvm/src/intrinsic.rs
+++ b/compiler/rustc_codegen_llvm/src/intrinsic.rs
@@ -1581,8 +1581,6 @@ fn generic_simd_intrinsic<'ll, 'tcx>(
             sym::simd_floor => ("floor", bx.type_func(&[vec_ty], vec_ty)),
             sym::simd_fma => ("fma", bx.type_func(&[vec_ty, vec_ty, vec_ty], vec_ty)),
             sym::simd_relaxed_fma => ("fmuladd", bx.type_func(&[vec_ty, vec_ty, vec_ty], vec_ty)),
-            sym::simd_fpowi => ("powi", bx.type_func(&[vec_ty, bx.type_i32()], vec_ty)),
-            sym::simd_fpow => ("pow", bx.type_func(&[vec_ty, vec_ty], vec_ty)),
             sym::simd_fsin => ("sin", bx.type_func(&[vec_ty], vec_ty)),
             sym::simd_fsqrt => ("sqrt", bx.type_func(&[vec_ty], vec_ty)),
             sym::simd_round => ("round", bx.type_func(&[vec_ty], vec_ty)),
@@ -1615,8 +1613,6 @@ fn generic_simd_intrinsic<'ll, 'tcx>(
             | sym::simd_flog
             | sym::simd_floor
             | sym::simd_fma
-            | sym::simd_fpow
-            | sym::simd_fpowi
             | sym::simd_fsin
             | sym::simd_fsqrt
             | sym::simd_relaxed_fma