aboutsummaryrefslogtreecommitdiff
path: root/libc/src
diff options
context:
space:
mode:
Diffstat (limited to 'libc/src')
-rw-r--r--libc/src/__support/math/CMakeLists.txt18
-rw-r--r--libc/src/__support/math/exp2f.h (renamed from libc/src/math/generic/exp2f_impl.h)22
-rw-r--r--libc/src/math/generic/CMakeLists.txt22
-rw-r--r--libc/src/math/generic/exp2f.cpp4
-rw-r--r--libc/src/math/generic/powf.cpp5
-rw-r--r--libc/src/sys/resource/linux/CMakeLists.txt2
-rw-r--r--libc/src/sys/resource/linux/getrlimit.cpp5
-rw-r--r--libc/src/sys/resource/linux/setrlimit.cpp5
8 files changed, 42 insertions, 41 deletions
diff --git a/libc/src/__support/math/CMakeLists.txt b/libc/src/__support/math/CMakeLists.txt
index 4130fdf..203ebb4 100644
--- a/libc/src/__support/math/CMakeLists.txt
+++ b/libc/src/__support/math/CMakeLists.txt
@@ -736,6 +736,24 @@ add_header_library(
)
add_header_library(
+ exp2f
+ HDRS
+ exp2f.h
+ DEPENDS
+ .exp10f_utils
+ libc.src.__support.FPUtil.except_value_utils
+ libc.src.__support.FPUtil.fenv_impl
+ libc.src.__support.FPUtil.fp_bits
+ libc.src.__support.FPUtil.multiply_add
+ libc.src.__support.FPUtil.nearest_integer
+ libc.src.__support.FPUtil.polyeval
+ libc.src.__support.FPUtil.rounding_mode
+ libc.src.__support.macros.optimization
+ libc.src.__support.common
+ libc.src.errno.errno
+)
+
+add_header_library(
exp10
HDRS
exp10.h
diff --git a/libc/src/math/generic/exp2f_impl.h b/libc/src/__support/math/exp2f.h
index b85bb15..ef2aad0 100644
--- a/libc/src/math/generic/exp2f_impl.h
+++ b/libc/src/__support/math/exp2f.h
@@ -1,4 +1,4 @@
-//===-- Single-precision 2^x function -------------------------------------===//
+//===-- Implementation header for exp2f -------------------------*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
@@ -6,9 +6,10 @@
//
//===----------------------------------------------------------------------===//
-#ifndef LLVM_LIBC_SRC_MATH_GENERIC_EXP2F_IMPL_H
-#define LLVM_LIBC_SRC_MATH_GENERIC_EXP2F_IMPL_H
+#ifndef LLVM_LIBC_SRC___SUPPORT_MATH_EXP2F_H
+#define LLVM_LIBC_SRC___SUPPORT_MATH_EXP2F_H
+#include "exp10f_utils.h"
#include "src/__support/FPUtil/FEnvImpl.h"
#include "src/__support/FPUtil/FPBits.h"
#include "src/__support/FPUtil/PolyEval.h"
@@ -20,12 +21,12 @@
#include "src/__support/macros/config.h"
#include "src/__support/macros/optimization.h" // LIBC_UNLIKELY
#include "src/__support/macros/properties/cpu_features.h"
-#include "src/__support/math/exp10f_utils.h"
namespace LIBC_NAMESPACE_DECL {
-namespace generic {
-LIBC_INLINE float exp2f(float x) {
+namespace math {
+
+LIBC_INLINE static constexpr float exp2f(float x) {
using FPBits = typename fputil::FPBits<float>;
FPBits xbits(x);
@@ -120,8 +121,8 @@ LIBC_INLINE float exp2f(float x) {
// of 2^mid.
// kf = (hi + mid) * 2^5 = round(x * 2^5)
- float kf;
- int k;
+ float kf = 0;
+ int k = 0;
#ifdef LIBC_TARGET_CPU_HAS_NEAREST_INT
kf = fputil::nearest_integer(x * 32.0f);
k = static_cast<int>(kf);
@@ -161,7 +162,8 @@ LIBC_INLINE float exp2f(float x) {
return static_cast<float>(fputil::multiply_add(p, dx_sq * mh, c1 * mh));
}
-} // namespace generic
+} // namespace math
+
} // namespace LIBC_NAMESPACE_DECL
-#endif // LLVM_LIBC_SRC_MATH_GENERIC_EXP2F_IMPL_H
+#endif // LLVM_LIBC_SRC___SUPPORT_MATH_EXP2F_H
diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt
index 28ea475..5738fe8 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -1451,24 +1451,6 @@ add_entrypoint_object(
libc.src.__support.math.exp2
)
-add_header_library(
- exp2f_impl
- HDRS
- exp2f_impl.h
- DEPENDS
- libc.src.__support.FPUtil.except_value_utils
- libc.src.__support.FPUtil.fenv_impl
- libc.src.__support.FPUtil.fp_bits
- libc.src.__support.FPUtil.multiply_add
- libc.src.__support.FPUtil.nearest_integer
- libc.src.__support.FPUtil.polyeval
- libc.src.__support.FPUtil.rounding_mode
- libc.src.__support.macros.optimization
- libc.src.__support.math.exp10f_utils
- libc.src.__support.common
- libc.src.errno.errno
-)
-
add_entrypoint_object(
exp2f
SRCS
@@ -1476,7 +1458,7 @@ add_entrypoint_object(
HDRS
../exp2f.h
DEPENDS
- .exp2f_impl
+ libc.src.__support.math.exp2f
)
add_entrypoint_object(
@@ -1659,8 +1641,8 @@ add_entrypoint_object(
HDRS
../powf.h
DEPENDS
- .exp2f_impl
libc.src.__support.math.exp10f
+ libc.src.__support.math.exp2f
libc.src.__support.CPP.bit
libc.src.__support.FPUtil.fenv_impl
libc.src.__support.FPUtil.fp_bits
diff --git a/libc/src/math/generic/exp2f.cpp b/libc/src/math/generic/exp2f.cpp
index 60d6510..3117f73 100644
--- a/libc/src/math/generic/exp2f.cpp
+++ b/libc/src/math/generic/exp2f.cpp
@@ -9,10 +9,10 @@
#include "src/math/exp2f.h"
#include "src/__support/common.h" // for LLVM_LIBC_FUNCTION
#include "src/__support/macros/config.h"
-#include "src/math/generic/exp2f_impl.h"
+#include "src/__support/math/exp2f.h"
namespace LIBC_NAMESPACE_DECL {
-LLVM_LIBC_FUNCTION(float, exp2f, (float x)) { return generic::exp2f(x); }
+LLVM_LIBC_FUNCTION(float, exp2f, (float x)) { return math::exp2f(x); }
} // namespace LIBC_NAMESPACE_DECL
diff --git a/libc/src/math/generic/powf.cpp b/libc/src/math/generic/powf.cpp
index 12246e9..dd2b6aa 100644
--- a/libc/src/math/generic/powf.cpp
+++ b/libc/src/math/generic/powf.cpp
@@ -20,10 +20,9 @@
#include "src/__support/macros/optimization.h" // LIBC_UNLIKELY
#include "src/__support/math/common_constants.h" // Lookup tables EXP_M1 and EXP_M2.
#include "src/__support/math/exp10f.h" // Speedup for powf(10, y) = exp10f(y)
+#include "src/__support/math/exp2f.h" // Speedup for powf(2, y) = exp2f(y)
#include "src/__support/math/exp_constants.h"
-#include "exp2f_impl.h" // Speedup for powf(2, y) = exp2f(y)
-
namespace LIBC_NAMESPACE_DECL {
using fputil::DoubleDouble;
@@ -779,7 +778,7 @@ LLVM_LIBC_FUNCTION(float, powf, (float x, float y)) {
#ifndef LIBC_MATH_HAS_SKIP_ACCURATE_PASS
case 0x4000'0000: // x = 2.0f
// pow(2, y) = exp2(y)
- return generic::exp2f(y);
+ return math::exp2f(y);
case 0x4120'0000: // x = 10.0f
// pow(10, y) = exp10(y)
return math::exp10f(y);
diff --git a/libc/src/sys/resource/linux/CMakeLists.txt b/libc/src/sys/resource/linux/CMakeLists.txt
index 19f3901..9f0fdad 100644
--- a/libc/src/sys/resource/linux/CMakeLists.txt
+++ b/libc/src/sys/resource/linux/CMakeLists.txt
@@ -5,6 +5,7 @@ add_entrypoint_object(
HDRS
../getrlimit.h
DEPENDS
+ libc.hdr.types.struct_rlimit
libc.include.sys_resource
libc.include.sys_syscall
libc.src.__support.OSUtil.osutil
@@ -18,6 +19,7 @@ add_entrypoint_object(
HDRS
../setrlimit.h
DEPENDS
+ libc.hdr.types.struct_rlimit
libc.include.sys_resource
libc.include.sys_syscall
libc.src.__support.OSUtil.osutil
diff --git a/libc/src/sys/resource/linux/getrlimit.cpp b/libc/src/sys/resource/linux/getrlimit.cpp
index d272134..a3234eb 100644
--- a/libc/src/sys/resource/linux/getrlimit.cpp
+++ b/libc/src/sys/resource/linux/getrlimit.cpp
@@ -8,13 +8,12 @@
#include "src/sys/resource/getrlimit.h"
+#include "hdr/types/struct_rlimit.h"
#include "src/__support/OSUtil/syscall.h" // For internal syscall function.
#include "src/__support/common.h"
-
#include "src/__support/libc_errno.h"
#include "src/__support/macros/config.h"
-#include <sys/resource.h> // For struct rlimit
-#include <sys/syscall.h> // For syscall numbers.
+#include <sys/syscall.h> // For syscall numbers.
namespace LIBC_NAMESPACE_DECL {
diff --git a/libc/src/sys/resource/linux/setrlimit.cpp b/libc/src/sys/resource/linux/setrlimit.cpp
index 300bad7..e2c2b37 100644
--- a/libc/src/sys/resource/linux/setrlimit.cpp
+++ b/libc/src/sys/resource/linux/setrlimit.cpp
@@ -8,13 +8,12 @@
#include "src/sys/resource/setrlimit.h"
+#include "hdr/types/struct_rlimit.h"
#include "src/__support/OSUtil/syscall.h" // For internal syscall function.
#include "src/__support/common.h"
-
#include "src/__support/libc_errno.h"
#include "src/__support/macros/config.h"
-#include <sys/resource.h> // For struct rlimit
-#include <sys/syscall.h> // For syscall numbers.
+#include <sys/syscall.h> // For syscall numbers.
namespace LIBC_NAMESPACE_DECL {
generated by cgit v1.1 at 2025-10-07 05:40:22 +0000