Adjust vendor import of llvm-project main llvmorg-21-init-19288-gface93e724f4: add more items to the libc/ top-level directory.vendor/llvm-project/main

1 files changed, 37 insertions, 0 deletions

diff --git a/libc/include/llvm-libc-macros/math-function-macros.h b/libc/include/llvm-libc-macros/math-function-macros.h
new file mode 100644
index 000000000000..21d09f1f5e1a
--- /dev/null
+++ b/libc/include/llvm-libc-macros/math-function-macros.h
@@ -0,0 +1,37 @@
+//===-- Definition of function macros from math.h -------------------------===//
+//
+// 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_MACROS_MATH_FUNCTION_MACROS_H
+#define LLVM_LIBC_MACROS_MATH_FUNCTION_MACROS_H
+
+#include "math-macros.h"
+
+#ifndef __cplusplus
+#define issignaling(x)                                                         \
+  _Generic((x),                                                                \
+      float: issignalingf,                                                     \
+      double: issignaling,                                                     \
+      long double: issignalingl)(x)
+#define iscanonical(x)                                                         \
+  _Generic((x),                                                                \
+      float: iscanonicalf,                                                     \
+      double: iscanonical,                                                     \
+      long double: iscanonicall)(x)
+#endif
+
+#define isfinite(x) __builtin_isfinite(x)
+#define isinf(x) __builtin_isinf(x)
+#define isnan(x) __builtin_isnan(x)
+#define signbit(x) __builtin_signbit(x)
+#define iszero(x) (x == 0)
+#define fpclassify(x)                                                          \
+  __builtin_fpclassify(FP_NAN, FP_INFINITE, FP_NORMAL, FP_SUBNORMAL, FP_ZERO, x)
+#define isnormal(x) __builtin_isnormal(x)
+#define issubnormal(x) (fpclassify(x) == FP_SUBNORMAL)
+
+#endif // LLVM_LIBC_MACROS_MATH_FUNCTION_MACROS_H