[libclc] [libclc] Introduce __clc_recip function to enable 'arcp' flag for math reciprocal operations (PR #178557)

[Matt Arsenault via cfe-commits]

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@@ -0,0 +1,12 @@
+//===----------------------------------------------------------------------===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+_CLC_OVERLOAD _CLC_DEF __CLC_GENTYPE __clc_recip(__CLC_GENTYPE x) {
+  _Pragma("clang fp reciprocal(on)");
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arsenm wrote:

Why _Pragma and not `#pragma`?

https://github.com/llvm/llvm-project/pull/178557