[libc-commits] [libc] [libc] Implement basic 'fenv.h' utilities on the AMD GPU (PR #83500)

[via libc-commits]

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@@ -0,0 +1,228 @@
+//===-- amdgpu floating point env manipulation functions --------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC___SUPPORT_FPUTIL_AMDGPU_FENVIMPL_H
+#define LLVM_LIBC_SRC___SUPPORT_FPUTIL_AMDGPU_FENVIMPL_H
+
+#include "src/__support/GPU/utils.h"
+#include "src/__support/macros/attributes.h"
+#include "src/__support/macros/properties/architectures.h"
+
+#if !defined(LIBC_TARGET_ARCH_IS_AMDGPU)
+#error "Invalid include"
+#endif
+
+#include "hdr/types/fenv_t.h"
+
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lntue wrote:

Also `#include "hdr/fenv_macros.h"` for other `FE_*` macro definitions.

https://github.com/llvm/llvm-project/pull/83500