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[libc] Add proxy header for float.h. #93504

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Merged
merged 5 commits into from
May 28, 2024
Merged

[libc] Add proxy header for float.h. #93504

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6fe877d
[libc] Add proxy header for float.h.
lntue May 28, 2024
14be43f
Address comments.
lntue May 28, 2024
e6f10b6
Address comments.
lntue May 28, 2024
1b58749
Only use predefined macros.
lntue May 28, 2024
08634a8
Use __builtin_flt_rounds() if available.
lntue May 28, 2024
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10 changes: 10 additions & 0 deletions libc/hdr/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -87,4 +87,14 @@ add_proxy_header_library(
libc.include.llvm-libc-macros.time_macros
)

add_proxy_header_library(
float_macros
HDRS
float_macros.h
DEPENDS
libc.include.llvm-libc-macros.float_macros
FULL_BUILD_DEPENDS
libc.include.float
)

add_subdirectory(types)
19 changes: 19 additions & 0 deletions libc/hdr/float_macros.h
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Original file line number Diff line number Diff line change
@@ -0,0 +1,19 @@
//===-- Definition of 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_HDR_FLOAT_MACROS_H
#define LLVM_LIBC_HDR_FLOAT_MACROS_H

#ifndef LIBC_FULL_BUILD
// Overlay mode
#include <float.h>
#endif // !LLVM_LIBC_FULL_BUILD

#include "include/llvm-libc-macros/float-macros.h"

#endif // LLVM_LIBC_HDR_FLOAT_MACROS_H
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