diff options
Diffstat (limited to 'libc/src')
-rw-r--r-- | libc/src/__support/FPUtil/ManipulationFunctions.h | 86 | ||||
-rw-r--r-- | libc/src/__support/FPUtil/dyadic_float.h | 5 | ||||
-rw-r--r-- | libc/src/math/CMakeLists.txt | 7 | ||||
-rw-r--r-- | libc/src/math/generic/CMakeLists.txt | 98 | ||||
-rw-r--r-- | libc/src/math/generic/ilogb.cpp | 2 | ||||
-rw-r--r-- | libc/src/math/generic/ilogbf.cpp | 2 | ||||
-rw-r--r-- | libc/src/math/generic/ilogbf128.cpp | 19 | ||||
-rw-r--r-- | libc/src/math/generic/ilogbl.cpp | 4 | ||||
-rw-r--r-- | libc/src/math/generic/llogb.cpp | 17 | ||||
-rw-r--r-- | libc/src/math/generic/llogbf.cpp | 17 | ||||
-rw-r--r-- | libc/src/math/generic/llogbf128.cpp | 19 | ||||
-rw-r--r-- | libc/src/math/generic/llogbl.cpp | 19 | ||||
-rw-r--r-- | libc/src/math/generic/logbf.cpp | 2 | ||||
-rw-r--r-- | libc/src/math/generic/logbf128.cpp | 17 | ||||
-rw-r--r-- | libc/src/math/ilogbf128.h | 20 | ||||
-rw-r--r-- | libc/src/math/llogb.h | 20 | ||||
-rw-r--r-- | libc/src/math/llogbf.h | 20 | ||||
-rw-r--r-- | libc/src/math/llogbf128.h | 20 | ||||
-rw-r--r-- | libc/src/math/llogbl.h | 20 | ||||
-rw-r--r-- | libc/src/math/logbf128.h | 20 |
20 files changed, 388 insertions, 46 deletions
diff --git a/libc/src/__support/FPUtil/ManipulationFunctions.h b/libc/src/__support/FPUtil/ManipulationFunctions.h index 9e760a2..c1d57bd 100644 --- a/libc/src/__support/FPUtil/ManipulationFunctions.h +++ b/libc/src/__support/FPUtil/ManipulationFunctions.h @@ -71,54 +71,80 @@ LIBC_INLINE T copysign(T x, T y) { return xbits.get_val(); } -template <typename T, cpp::enable_if_t<cpp::is_floating_point_v<T>, int> = 0> -LIBC_INLINE int ilogb(T x) { - // TODO: Raise appropriate floating point exceptions and set errno to the - // an appropriate error value wherever relevant. - FPBits<T> bits(x); - if (bits.is_zero()) { - return FP_ILOGB0; - } else if (bits.is_nan()) { - return FP_ILOGBNAN; - } else if (bits.is_inf()) { - return INT_MAX; +template <typename T> struct IntLogbConstants; + +template <> struct IntLogbConstants<int> { + LIBC_INLINE_VAR static constexpr int FP_LOGB0 = FP_ILOGB0; + LIBC_INLINE_VAR static constexpr int FP_LOGBNAN = FP_ILOGBNAN; + LIBC_INLINE_VAR static constexpr int T_MAX = INT_MAX; + LIBC_INLINE_VAR static constexpr int T_MIN = INT_MIN; +}; + +template <> struct IntLogbConstants<long> { + LIBC_INLINE_VAR static constexpr long FP_LOGB0 = FP_ILOGB0; + LIBC_INLINE_VAR static constexpr long FP_LOGBNAN = FP_ILOGBNAN; + LIBC_INLINE_VAR static constexpr long T_MAX = LONG_MAX; + LIBC_INLINE_VAR static constexpr long T_MIN = LONG_MIN; +}; + +template <typename T, typename U> +LIBC_INLINE constexpr cpp::enable_if_t<cpp::is_floating_point_v<U>, T> +intlogb(U x) { + FPBits<U> bits(x); + if (LIBC_UNLIKELY(bits.is_zero() || bits.is_inf_or_nan())) { + set_errno_if_required(EDOM); + raise_except_if_required(FE_INVALID); + + if (bits.is_zero()) + return IntLogbConstants<T>::FP_LOGB0; + if (bits.is_nan()) + return IntLogbConstants<T>::FP_LOGBNAN; + // bits is inf. + return IntLogbConstants<T>::T_MAX; } - NormalFloat<T> normal(bits); + DyadicFloat<FPBits<U>::STORAGE_LEN> normal(bits.get_val()); + int exponent = normal.get_unbiased_exponent(); // The C standard does not specify the return value when an exponent is // out of int range. However, XSI conformance required that INT_MAX or // INT_MIN are returned. // NOTE: It is highly unlikely that exponent will be out of int range as // the exponent is only 15 bits wide even for the 128-bit floating point // format. - if (normal.exponent > INT_MAX) - return INT_MAX; - else if (normal.exponent < INT_MIN) - return INT_MIN; - else - return normal.exponent; + if (LIBC_UNLIKELY(exponent > IntLogbConstants<T>::T_MAX || + exponent < IntLogbConstants<T>::T_MIN)) { + set_errno_if_required(ERANGE); + raise_except_if_required(FE_INVALID); + return exponent > 0 ? IntLogbConstants<T>::T_MAX + : IntLogbConstants<T>::T_MIN; + } + + return static_cast<T>(exponent); } template <typename T, cpp::enable_if_t<cpp::is_floating_point_v<T>, int> = 0> -LIBC_INLINE T logb(T x) { +LIBC_INLINE constexpr T logb(T x) { FPBits<T> bits(x); - if (bits.is_zero()) { - // TODO(Floating point exception): Raise div-by-zero exception. - // TODO(errno): POSIX requires setting errno to ERANGE. - return FPBits<T>::inf(Sign::NEG).get_val(); - } else if (bits.is_nan()) { - return x; - } else if (bits.is_inf()) { - // Return positive infinity. + if (LIBC_UNLIKELY(bits.is_zero() || bits.is_inf_or_nan())) { + if (bits.is_nan()) + return x; + + raise_except_if_required(FE_DIVBYZERO); + + if (bits.is_zero()) { + set_errno_if_required(ERANGE); + return FPBits<T>::inf(Sign::NEG).get_val(); + } + // bits is inf. return FPBits<T>::inf().get_val(); } - NormalFloat<T> normal(bits); - return static_cast<T>(normal.exponent); + DyadicFloat<FPBits<T>::STORAGE_LEN> normal(bits.get_val()); + return static_cast<T>(normal.get_unbiased_exponent()); } template <typename T, cpp::enable_if_t<cpp::is_floating_point_v<T>, int> = 0> -LIBC_INLINE T ldexp(T x, int exp) { +LIBC_INLINE constexpr T ldexp(T x, int exp) { FPBits<T> bits(x); if (LIBC_UNLIKELY((exp == 0) || bits.is_zero() || bits.is_inf_or_nan())) return x; diff --git a/libc/src/__support/FPUtil/dyadic_float.h b/libc/src/__support/FPUtil/dyadic_float.h index 7797c57..14bc734 100644 --- a/libc/src/__support/FPUtil/dyadic_float.h +++ b/libc/src/__support/FPUtil/dyadic_float.h @@ -79,6 +79,11 @@ template <size_t Bits> struct DyadicFloat { return *this; } + // Assume that it is already normalized. Output the unbiased exponent. + LIBC_INLINE constexpr int get_unbiased_exponent() const { + return exponent + (Bits - 1); + } + // Assume that it is already normalized. // Output is rounded correctly with respect to the current rounding mode. template <typename T, diff --git a/libc/src/math/CMakeLists.txt b/libc/src/math/CMakeLists.txt index 33dc1fc..efa14c4 100644 --- a/libc/src/math/CMakeLists.txt +++ b/libc/src/math/CMakeLists.txt @@ -157,6 +157,12 @@ add_math_entrypoint_object(hypotf) add_math_entrypoint_object(ilogb) add_math_entrypoint_object(ilogbf) add_math_entrypoint_object(ilogbl) +add_math_entrypoint_object(ilogbf128) + +add_math_entrypoint_object(llogb) +add_math_entrypoint_object(llogbf) +add_math_entrypoint_object(llogbl) +add_math_entrypoint_object(llogbf128) add_math_entrypoint_object(ldexp) add_math_entrypoint_object(ldexpf) @@ -178,6 +184,7 @@ add_math_entrypoint_object(logf) add_math_entrypoint_object(logb) add_math_entrypoint_object(logbf) add_math_entrypoint_object(logbl) +add_math_entrypoint_object(logbf128) add_math_entrypoint_object(llrint) add_math_entrypoint_object(llrintf) diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt index 2ef1316..120ada8 100644 --- a/libc/src/math/generic/CMakeLists.txt +++ b/libc/src/math/generic/CMakeLists.txt @@ -969,10 +969,10 @@ add_entrypoint_object( ilogb.cpp HDRS ../ilogb.h + COMPILE_OPTIONS + -O3 DEPENDS libc.src.__support.FPUtil.manipulation_functions - COMPILE_OPTIONS - -O2 ) add_entrypoint_object( @@ -981,10 +981,10 @@ add_entrypoint_object( ilogbf.cpp HDRS ../ilogbf.h + COMPILE_OPTIONS + -O3 DEPENDS libc.src.__support.FPUtil.manipulation_functions - COMPILE_OPTIONS - -O2 ) add_entrypoint_object( @@ -993,10 +993,72 @@ add_entrypoint_object( ilogbl.cpp HDRS ../ilogbl.h + COMPILE_OPTIONS + -O3 DEPENDS libc.src.__support.FPUtil.manipulation_functions +) + +add_entrypoint_object( + ilogbf128 + SRCS + ilogbf128.cpp + HDRS + ../ilogbf128.h COMPILE_OPTIONS - -O2 + -O3 + DEPENDS + libc.src.__support.macros.properties.float + libc.src.__support.FPUtil.manipulation_functions +) + +add_entrypoint_object( + llogb + SRCS + llogb.cpp + HDRS + ../llogb.h + COMPILE_OPTIONS + -O3 + DEPENDS + libc.src.__support.FPUtil.manipulation_functions +) + +add_entrypoint_object( + llogbf + SRCS + llogbf.cpp + HDRS + ../llogbf.h + COMPILE_OPTIONS + -O3 + DEPENDS + libc.src.__support.FPUtil.manipulation_functions +) + +add_entrypoint_object( + llogbl + SRCS + llogbl.cpp + HDRS + ../llogbl.h + COMPILE_OPTIONS + -O3 + DEPENDS + libc.src.__support.FPUtil.manipulation_functions +) + +add_entrypoint_object( + llogbf128 + SRCS + llogbf128.cpp + HDRS + ../llogbf128.h + COMPILE_OPTIONS + -O3 + DEPENDS + libc.src.__support.macros.properties.float + libc.src.__support.FPUtil.manipulation_functions ) add_entrypoint_object( @@ -1044,8 +1106,8 @@ add_entrypoint_object( COMPILE_OPTIONS -O3 DEPENDS - libc.src.__support.macros.properties.float - libc.src.__support.FPUtil.manipulation_functions + libc.src.__support.macros.properties.float + libc.src.__support.FPUtil.manipulation_functions ) add_object_library( @@ -1229,10 +1291,10 @@ add_entrypoint_object( logb.cpp HDRS ../logb.h + COMPILE_OPTIONS + -O3 DEPENDS libc.src.__support.FPUtil.manipulation_functions - COMPILE_OPTIONS - -O2 ) add_entrypoint_object( @@ -1241,10 +1303,10 @@ add_entrypoint_object( logbf.cpp HDRS ../logbf.h + COMPILE_OPTIONS + -O3 DEPENDS libc.src.__support.FPUtil.manipulation_functions - COMPILE_OPTIONS - -O2 ) add_entrypoint_object( @@ -1253,10 +1315,22 @@ add_entrypoint_object( logbl.cpp HDRS ../logbl.h + COMPILE_OPTIONS + -O3 DEPENDS libc.src.__support.FPUtil.manipulation_functions +) + +add_entrypoint_object( + logbf128 + SRCS + logbf128.cpp + HDRS + ../logbf128.h COMPILE_OPTIONS - -O2 + -O3 + DEPENDS + libc.src.__support.FPUtil.manipulation_functions ) add_entrypoint_object( diff --git a/libc/src/math/generic/ilogb.cpp b/libc/src/math/generic/ilogb.cpp index 4e5f7d9..7e4f669 100644 --- a/libc/src/math/generic/ilogb.cpp +++ b/libc/src/math/generic/ilogb.cpp @@ -12,6 +12,6 @@ namespace LIBC_NAMESPACE { -LLVM_LIBC_FUNCTION(int, ilogb, (double x)) { return fputil::ilogb(x); } +LLVM_LIBC_FUNCTION(int, ilogb, (double x)) { return fputil::intlogb<int>(x); } } // namespace LIBC_NAMESPACE diff --git a/libc/src/math/generic/ilogbf.cpp b/libc/src/math/generic/ilogbf.cpp index ca15879..422788c 100644 --- a/libc/src/math/generic/ilogbf.cpp +++ b/libc/src/math/generic/ilogbf.cpp @@ -12,6 +12,6 @@ namespace LIBC_NAMESPACE { -LLVM_LIBC_FUNCTION(int, ilogbf, (float x)) { return fputil::ilogb(x); } +LLVM_LIBC_FUNCTION(int, ilogbf, (float x)) { return fputil::intlogb<int>(x); } } // namespace LIBC_NAMESPACE diff --git a/libc/src/math/generic/ilogbf128.cpp b/libc/src/math/generic/ilogbf128.cpp new file mode 100644 index 0000000..4049ecc --- /dev/null +++ b/libc/src/math/generic/ilogbf128.cpp @@ -0,0 +1,19 @@ +//===-- Implementation of ilogbf128 function ------------------------------===// +// +// 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 +// +//===----------------------------------------------------------------------===// + +#include "src/math/ilogbf128.h" +#include "src/__support/FPUtil/ManipulationFunctions.h" +#include "src/__support/common.h" + +namespace LIBC_NAMESPACE { + +LLVM_LIBC_FUNCTION(int, ilogbf128, (float128 x)) { + return fputil::intlogb<int>(x); +} + +} // namespace LIBC_NAMESPACE diff --git a/libc/src/math/generic/ilogbl.cpp b/libc/src/math/generic/ilogbl.cpp index 4c18daa..b7f7eb4 100644 --- a/libc/src/math/generic/ilogbl.cpp +++ b/libc/src/math/generic/ilogbl.cpp @@ -12,6 +12,8 @@ namespace LIBC_NAMESPACE { -LLVM_LIBC_FUNCTION(int, ilogbl, (long double x)) { return fputil::ilogb(x); } +LLVM_LIBC_FUNCTION(int, ilogbl, (long double x)) { + return fputil::intlogb<int>(x); +} } // namespace LIBC_NAMESPACE diff --git a/libc/src/math/generic/llogb.cpp b/libc/src/math/generic/llogb.cpp new file mode 100644 index 0000000..917bc38 --- /dev/null +++ b/libc/src/math/generic/llogb.cpp @@ -0,0 +1,17 @@ +//===-- Implementation of llogb function ----------------------------------===// +// +// 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 +// +//===----------------------------------------------------------------------===// + +#include "src/math/llogb.h" +#include "src/__support/FPUtil/ManipulationFunctions.h" +#include "src/__support/common.h" + +namespace LIBC_NAMESPACE { + +LLVM_LIBC_FUNCTION(long, llogb, (double x)) { return fputil::intlogb<long>(x); } + +} // namespace LIBC_NAMESPACE diff --git a/libc/src/math/generic/llogbf.cpp b/libc/src/math/generic/llogbf.cpp new file mode 100644 index 0000000..ca1c03d --- /dev/null +++ b/libc/src/math/generic/llogbf.cpp @@ -0,0 +1,17 @@ +//===-- Implementation of llogbf function ---------------------------------===// +// +// 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 +// +//===----------------------------------------------------------------------===// + +#include "src/math/llogbf.h" +#include "src/__support/FPUtil/ManipulationFunctions.h" +#include "src/__support/common.h" + +namespace LIBC_NAMESPACE { + +LLVM_LIBC_FUNCTION(long, llogbf, (float x)) { return fputil::intlogb<long>(x); } + +} // namespace LIBC_NAMESPACE diff --git a/libc/src/math/generic/llogbf128.cpp b/libc/src/math/generic/llogbf128.cpp new file mode 100644 index 0000000..5ae4af3 --- /dev/null +++ b/libc/src/math/generic/llogbf128.cpp @@ -0,0 +1,19 @@ +//===-- Implementation of llogbf128 function ------------------------------===// +// +// 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 +// +//===----------------------------------------------------------------------===// + +#include "src/math/llogbf128.h" +#include "src/__support/FPUtil/ManipulationFunctions.h" +#include "src/__support/common.h" + +namespace LIBC_NAMESPACE { + +LLVM_LIBC_FUNCTION(long, llogbf128, (float128 x)) { + return fputil::intlogb<long>(x); +} + +} // namespace LIBC_NAMESPACE diff --git a/libc/src/math/generic/llogbl.cpp b/libc/src/math/generic/llogbl.cpp new file mode 100644 index 0000000..a092997 --- /dev/null +++ b/libc/src/math/generic/llogbl.cpp @@ -0,0 +1,19 @@ +//===-- Implementation of llogbl function ---------------------------------===// +// +// 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 +// +//===----------------------------------------------------------------------===// + +#include "src/math/llogbl.h" +#include "src/__support/FPUtil/ManipulationFunctions.h" +#include "src/__support/common.h" + +namespace LIBC_NAMESPACE { + +LLVM_LIBC_FUNCTION(long, llogbl, (long double x)) { + return fputil::intlogb<long>(x); +} + +} // namespace LIBC_NAMESPACE diff --git a/libc/src/math/generic/logbf.cpp b/libc/src/math/generic/logbf.cpp index 78aa33e..9f9f7fb 100644 --- a/libc/src/math/generic/logbf.cpp +++ b/libc/src/math/generic/logbf.cpp @@ -1,4 +1,4 @@ -//===-- Implementation of logbf function ---------------------------------===// +//===-- Implementation of logbf function ----------------------------------===// // // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. // See https://llvm.org/LICENSE.txt for license information. diff --git a/libc/src/math/generic/logbf128.cpp b/libc/src/math/generic/logbf128.cpp new file mode 100644 index 0000000..090433d --- /dev/null +++ b/libc/src/math/generic/logbf128.cpp @@ -0,0 +1,17 @@ +//===-- Implementation of logbf128 function -------------------------------===// +// +// 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 +// +//===----------------------------------------------------------------------===// + +#include "src/math/logbf128.h" +#include "src/__support/FPUtil/ManipulationFunctions.h" +#include "src/__support/common.h" + +namespace LIBC_NAMESPACE { + +LLVM_LIBC_FUNCTION(float128, logbf128, (float128 x)) { return fputil::logb(x); } + +} // namespace LIBC_NAMESPACE diff --git a/libc/src/math/ilogbf128.h b/libc/src/math/ilogbf128.h new file mode 100644 index 0000000..df1145f --- /dev/null +++ b/libc/src/math/ilogbf128.h @@ -0,0 +1,20 @@ +//===-- Implementation header for ilogbf128 ---------------------*- 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_MATH_ILOGBF128_H +#define LLVM_LIBC_SRC_MATH_ILOGBF128_H + +#include "src/__support/macros/properties/float.h" + +namespace LIBC_NAMESPACE { + +int ilogbf128(float128 x); + +} // namespace LIBC_NAMESPACE + +#endif // LLVM_LIBC_SRC_MATH_ILOGBF128_H diff --git a/libc/src/math/llogb.h b/libc/src/math/llogb.h new file mode 100644 index 0000000..2d95877 --- /dev/null +++ b/libc/src/math/llogb.h @@ -0,0 +1,20 @@ +//===-- Implementation header for llogb -------------------------*- 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_MATH_LLOGB_H +#define LLVM_LIBC_SRC_MATH_LLOGB_H + +#include "src/__support/macros/properties/float.h" + +namespace LIBC_NAMESPACE { + +long llogb(double x); + +} // namespace LIBC_NAMESPACE + +#endif // LLVM_LIBC_SRC_MATH_LLOGB_H diff --git a/libc/src/math/llogbf.h b/libc/src/math/llogbf.h new file mode 100644 index 0000000..512e174 --- /dev/null +++ b/libc/src/math/llogbf.h @@ -0,0 +1,20 @@ +//===-- Implementation header for llogbf ------------------------*- 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_MATH_LLOGBF_H +#define LLVM_LIBC_SRC_MATH_LLOGBF_H + +#include "src/__support/macros/properties/float.h" + +namespace LIBC_NAMESPACE { + +long llogbf(float x); + +} // namespace LIBC_NAMESPACE + +#endif // LLVM_LIBC_SRC_MATH_LLOGBF_H diff --git a/libc/src/math/llogbf128.h b/libc/src/math/llogbf128.h new file mode 100644 index 0000000..7fb74d4 --- /dev/null +++ b/libc/src/math/llogbf128.h @@ -0,0 +1,20 @@ +//===-- Implementation header for llogbf128 ---------------------*- 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_MATH_LLOGBF128_H +#define LLVM_LIBC_SRC_MATH_LLOGBF128_H + +#include "src/__support/macros/properties/float.h" + +namespace LIBC_NAMESPACE { + +long llogbf128(float128 x); + +} // namespace LIBC_NAMESPACE + +#endif // LLVM_LIBC_SRC_MATH_LLOGBF128_H diff --git a/libc/src/math/llogbl.h b/libc/src/math/llogbl.h new file mode 100644 index 0000000..4033100 --- /dev/null +++ b/libc/src/math/llogbl.h @@ -0,0 +1,20 @@ +//===-- Implementation header for llogbl ------------------------*- 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_MATH_LLOGBL_H +#define LLVM_LIBC_SRC_MATH_LLOGBL_H + +#include "src/__support/macros/properties/float.h" + +namespace LIBC_NAMESPACE { + +long llogbl(long double x); + +} // namespace LIBC_NAMESPACE + +#endif // LLVM_LIBC_SRC_MATH_LLOGBL_H diff --git a/libc/src/math/logbf128.h b/libc/src/math/logbf128.h new file mode 100644 index 0000000..8baa076a --- /dev/null +++ b/libc/src/math/logbf128.h @@ -0,0 +1,20 @@ +//===-- Implementation header for logbf128 ---------------------*- 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_MATH_LOGBF128_H +#define LLVM_LIBC_SRC_MATH_LOGBF128_H + +#include "src/__support/macros/properties/float.h" + +namespace LIBC_NAMESPACE { + +float128 logbf128(float128 x); + +} // namespace LIBC_NAMESPACE + +#endif // LLVM_LIBC_SRC_MATH_LOGBF128_H |