Wenju He a61e016565
[libclc] Implement integer __clc_abs using __builtin_elementwise_abs (#164957)
Previous implementation was cmp, select and @llvm.smax sequence in LLVM IR.
__CLC_GEN_U/__CLC_GEN_S is upstreamed from intel/llvm repo.
2025-10-27 12:58:14 +08:00

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//===----------------------------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#ifdef __CLC_GEN_S
_CLC_OVERLOAD _CLC_DEF __CLC_U_GENTYPE __clc_abs(__CLC_GENTYPE x) {
return __builtin_astype(__builtin_elementwise_abs(x), __CLC_U_GENTYPE);
}
#else
_CLC_OVERLOAD _CLC_DEF __CLC_U_GENTYPE __clc_abs(__CLC_GENTYPE x) { return x; }
#endif