[libc-commits] [libc] [llvm] [libc] Modify `rint` functions to use emulated Float128 type (PR #217070)
via libc-commits
libc-commits at lists.llvm.org
Tue Aug 18 12:59:02 PDT 2026
https://github.com/Sukumarsawant updated https://github.com/llvm/llvm-project/pull/217070
>From 84db377252d6b063269b0eb51f3c26ad75a70b46 Mon Sep 17 00:00:00 2001
From: Sukumarsawant <sawantsukumar at gmail.com>
Date: Tue, 18 Aug 2026 21:52:34 +0530
Subject: [PATCH 1/4] rintf128
---
libc/config/baremetal/aarch64/entrypoints.txt | 2 +-
libc/config/baremetal/arm/entrypoints.txt | 2 +-
libc/config/baremetal/riscv/entrypoints.txt | 2 +-
libc/config/darwin/aarch64/entrypoints.txt | 2 +-
libc/config/darwin/x86_64/entrypoints.txt | 1 +
libc/config/freebsd/x86_64/entrypoints.txt | 2 +-
libc/config/gpu/amdgpu/entrypoints.txt | 1 +
libc/config/gpu/nvptx/entrypoints.txt | 1 +
libc/config/linux/aarch64/entrypoints.txt | 2 +-
libc/config/linux/arm/entrypoints.txt | 1 +
libc/config/linux/riscv/entrypoints.txt | 2 +-
libc/config/linux/x86_64/entrypoints.txt | 2 +-
libc/config/windows/entrypoints.txt | 1 +
libc/shared/math/rintf128.h | 6 ------
libc/src/__support/math/CMakeLists.txt | 2 +-
libc/src/__support/math/rintf128.h | 11 ++++-------
libc/src/math/generic/CMakeLists.txt | 1 +
libc/src/math/generic/rintf128.cpp | 5 ++++-
libc/src/math/rintf128.h | 5 +++++
libc/test/shared/shared_math_constexpr_test.cpp | 2 +-
libc/test/shared/shared_math_test.cpp | 2 +-
libc/test/src/math/smoke/CMakeLists.txt | 1 +
libc/test/src/math/smoke/rintf128_test.cpp | 5 +++++
utils/bazel/llvm-project-overlay/libc/BUILD.bazel | 4 +++-
.../libc/test/src/math/smoke/BUILD.bazel | 3 +++
25 files changed, 42 insertions(+), 26 deletions(-)
diff --git a/libc/config/baremetal/aarch64/entrypoints.txt b/libc/config/baremetal/aarch64/entrypoints.txt
index 09b81be24c8d8..cc92a9b448ea8 100644
--- a/libc/config/baremetal/aarch64/entrypoints.txt
+++ b/libc/config/baremetal/aarch64/entrypoints.txt
@@ -542,6 +542,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.remquol
libc.src.math.rint
libc.src.math.rintf
+ libc.src.math.rintf128
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundeven
@@ -783,7 +784,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.nextupf128
libc.src.math.remainderf128
libc.src.math.remquof128
- libc.src.math.rintf128
libc.src.math.roundevenf128
libc.src.math.roundf128
libc.src.math.scalblnf128
diff --git a/libc/config/baremetal/arm/entrypoints.txt b/libc/config/baremetal/arm/entrypoints.txt
index d6cb433ba01a5..5cc2bdd02afdb 100644
--- a/libc/config/baremetal/arm/entrypoints.txt
+++ b/libc/config/baremetal/arm/entrypoints.txt
@@ -554,6 +554,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.remquol
libc.src.math.rint
libc.src.math.rintf
+ libc.src.math.rintf128
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundeven
@@ -794,7 +795,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.nextupf128
libc.src.math.remainderf128
libc.src.math.remquof128
- libc.src.math.rintf128
libc.src.math.roundevenf128
libc.src.math.roundf128
libc.src.math.scalblnf128
diff --git a/libc/config/baremetal/riscv/entrypoints.txt b/libc/config/baremetal/riscv/entrypoints.txt
index b7a7b9aa7142b..021676adac6ab 100644
--- a/libc/config/baremetal/riscv/entrypoints.txt
+++ b/libc/config/baremetal/riscv/entrypoints.txt
@@ -550,6 +550,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.remquol
libc.src.math.rint
libc.src.math.rintf
+ libc.src.math.rintf128
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundeven
@@ -791,7 +792,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.nextupf128
libc.src.math.remainderf128
libc.src.math.remquof128
- libc.src.math.rintf128
libc.src.math.roundevenf128
libc.src.math.roundf128
libc.src.math.scalblnf128
diff --git a/libc/config/darwin/aarch64/entrypoints.txt b/libc/config/darwin/aarch64/entrypoints.txt
index 9642dacf6426d..fb9231cf52931 100644
--- a/libc/config/darwin/aarch64/entrypoints.txt
+++ b/libc/config/darwin/aarch64/entrypoints.txt
@@ -361,6 +361,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.remquol
libc.src.math.rint
libc.src.math.rintf
+ libc.src.math.rintf128
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundeven
@@ -603,7 +604,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.nextupf128
libc.src.math.remainderf128
libc.src.math.remquof128
- libc.src.math.rintf128
libc.src.math.roundevenf128
libc.src.math.roundf128
libc.src.math.scalblnf128
diff --git a/libc/config/darwin/x86_64/entrypoints.txt b/libc/config/darwin/x86_64/entrypoints.txt
index 9ece581ce10eb..4bacf7652c4ed 100644
--- a/libc/config/darwin/x86_64/entrypoints.txt
+++ b/libc/config/darwin/x86_64/entrypoints.txt
@@ -215,6 +215,7 @@ set(TARGET_LIBM_ENTRYPOINTS
#libc.src.math.remquol
#libc.src.math.rint
#libc.src.math.rintf
+ #libc.src.math.rintf128
#libc.src.math.rintl
#libc.src.math.round
#libc.src.math.roundf
diff --git a/libc/config/freebsd/x86_64/entrypoints.txt b/libc/config/freebsd/x86_64/entrypoints.txt
index bb468f0467d23..60f4d8decf5de 100644
--- a/libc/config/freebsd/x86_64/entrypoints.txt
+++ b/libc/config/freebsd/x86_64/entrypoints.txt
@@ -265,6 +265,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.remquol
libc.src.math.rint
libc.src.math.rintf
+ libc.src.math.rintf128
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundf
@@ -541,7 +542,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.nextupf128
libc.src.math.remainderf128
libc.src.math.remquof128
- libc.src.math.rintf128
libc.src.math.roundevenf128
libc.src.math.roundf128
libc.src.math.scalblnf128
diff --git a/libc/config/gpu/amdgpu/entrypoints.txt b/libc/config/gpu/amdgpu/entrypoints.txt
index e44147e9699f4..e17c11fc07bab 100644
--- a/libc/config/gpu/amdgpu/entrypoints.txt
+++ b/libc/config/gpu/amdgpu/entrypoints.txt
@@ -485,6 +485,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.remquol
libc.src.math.rint
libc.src.math.rintf
+ libc.src.math.rintf128
libc.src.math.rintl
libc.src.math.roundeven
libc.src.math.roundevenf
diff --git a/libc/config/gpu/nvptx/entrypoints.txt b/libc/config/gpu/nvptx/entrypoints.txt
index efd4fb8fc5682..20c3896812d9e 100644
--- a/libc/config/gpu/nvptx/entrypoints.txt
+++ b/libc/config/gpu/nvptx/entrypoints.txt
@@ -482,6 +482,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.remquol
libc.src.math.rint
libc.src.math.rintf
+ libc.src.math.rintf128
libc.src.math.rintl
libc.src.math.roundeven
libc.src.math.roundevenf
diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index 04dbcb4e4cf9e..04f7a0e8cba74 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -696,6 +696,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.remquol
libc.src.math.rint
libc.src.math.rintf
+ libc.src.math.rintf128
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundeven
@@ -931,7 +932,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.nextupf128
libc.src.math.remainderf128
libc.src.math.remquof128
- libc.src.math.rintf128
libc.src.math.roundevenf128
libc.src.math.roundf128
libc.src.math.scalblnf128
diff --git a/libc/config/linux/arm/entrypoints.txt b/libc/config/linux/arm/entrypoints.txt
index 83c3b65498f0c..39114da8bccab 100644
--- a/libc/config/linux/arm/entrypoints.txt
+++ b/libc/config/linux/arm/entrypoints.txt
@@ -516,6 +516,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.remquol
libc.src.math.rint
libc.src.math.rintf
+ libc.src.math.rintf128
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundf
diff --git a/libc/config/linux/riscv/entrypoints.txt b/libc/config/linux/riscv/entrypoints.txt
index 81ef813a1fa64..6b2d6fa6ad29c 100644
--- a/libc/config/linux/riscv/entrypoints.txt
+++ b/libc/config/linux/riscv/entrypoints.txt
@@ -769,6 +769,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.remquol
libc.src.math.rint
libc.src.math.rintf
+ libc.src.math.rintf128
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundeven
@@ -1021,7 +1022,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.nextupf128
libc.src.math.remainderf128
libc.src.math.remquof128
- libc.src.math.rintf128
libc.src.math.roundevenf128
libc.src.math.roundf128
libc.src.math.scalblnf128
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index 37576491a73bb..76d17f30cd74d 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -774,6 +774,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.remquol
libc.src.math.rint
libc.src.math.rintf
+ libc.src.math.rintf128
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundeven
@@ -1026,7 +1027,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.nextupf128
libc.src.math.remainderf128
libc.src.math.remquof128
- libc.src.math.rintf128
libc.src.math.roundevenf128
libc.src.math.roundf128
libc.src.math.scalblnf128
diff --git a/libc/config/windows/entrypoints.txt b/libc/config/windows/entrypoints.txt
index bdc209bd330b5..35aa21109a50b 100644
--- a/libc/config/windows/entrypoints.txt
+++ b/libc/config/windows/entrypoints.txt
@@ -298,6 +298,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.remquol
libc.src.math.rint
libc.src.math.rintf
+ libc.src.math.rintf128
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundf
diff --git a/libc/shared/math/rintf128.h b/libc/shared/math/rintf128.h
index 38891d36cce46..3714cfa28bc57 100644
--- a/libc/shared/math/rintf128.h
+++ b/libc/shared/math/rintf128.h
@@ -9,10 +9,6 @@
#ifndef LLVM_LIBC_SHARED_MATH_RINTF128_H
#define LLVM_LIBC_SHARED_MATH_RINTF128_H
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#include "shared/libc_common.h"
#include "src/__support/math/rintf128.h"
@@ -24,6 +20,4 @@ using math::rintf128;
} // namespace shared
} // namespace LIBC_NAMESPACE_DECL
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#endif // LLVM_LIBC_SHARED_MATH_RINTF128_H
diff --git a/libc/src/__support/math/CMakeLists.txt b/libc/src/__support/math/CMakeLists.txt
index 613e0adf385c7..4dea89e619695 100644
--- a/libc/src/__support/math/CMakeLists.txt
+++ b/libc/src/__support/math/CMakeLists.txt
@@ -2417,7 +2417,7 @@ add_header_library(
HDRS
rintf128.h
DEPENDS
- libc.include.llvm-libc-types.float128
+ libc.src.__support.FPUtil.float128
libc.src.__support.FPUtil.nearest_integer_operations
libc.src.__support.macros.config
)
diff --git a/libc/src/__support/math/rintf128.h b/libc/src/__support/math/rintf128.h
index 15f74d1152c01..8c36a540e7a20 100644
--- a/libc/src/__support/math/rintf128.h
+++ b/libc/src/__support/math/rintf128.h
@@ -9,23 +9,20 @@
#ifndef LLVM_LIBC_SRC___SUPPORT_MATH_RINTF128_H
#define LLVM_LIBC_SRC___SUPPORT_MATH_RINTF128_H
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#include "src/__support/FPUtil/NearestIntegerOperations.h"
+#include "src/__support/FPUtil/float128.h"
#include "src/__support/macros/config.h"
namespace LIBC_NAMESPACE_DECL {
namespace math {
-LIBC_INLINE constexpr float128 rintf128(float128 x) {
+using LIBC_NAMESPACE::fputil::Float128;
+
+LIBC_INLINE constexpr Float128 rintf128(Float128 x) {
return fputil::round_using_current_rounding_mode(x);
}
} // namespace math
} // namespace LIBC_NAMESPACE_DECL
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#endif // LLVM_LIBC_SRC___SUPPORT_MATH_RINTF128_H
diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt
index 13c4ff8126c9f..4423940116f40 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -986,6 +986,7 @@ add_entrypoint_object(
HDRS
../rintf128.h
DEPENDS
+ libc.src.__support.CPP.bit
libc.src.__support.math.rintf128
)
diff --git a/libc/src/math/generic/rintf128.cpp b/libc/src/math/generic/rintf128.cpp
index 297cb493c48e0..f04aec77999fa 100644
--- a/libc/src/math/generic/rintf128.cpp
+++ b/libc/src/math/generic/rintf128.cpp
@@ -7,12 +7,15 @@
//===----------------------------------------------------------------------===//
#include "src/math/rintf128.h"
+#include "src/__support/CPP/bit.h"
#include "src/__support/math/rintf128.h"
namespace LIBC_NAMESPACE_DECL {
+using LIBC_NAMESPACE::fputil::Float128;
+
LLVM_LIBC_FUNCTION(float128, rintf128, (float128 x)) {
- return math::rintf128(x);
+ return cpp::bit_cast<float128>(math::rintf128(cpp::bit_cast<Float128>(x)));
}
} // namespace LIBC_NAMESPACE_DECL
diff --git a/libc/src/math/rintf128.h b/libc/src/math/rintf128.h
index 2edafcb73fd85..531836ce33310 100644
--- a/libc/src/math/rintf128.h
+++ b/libc/src/math/rintf128.h
@@ -9,11 +9,16 @@
#ifndef LLVM_LIBC_SRC_MATH_RINTF128_H
#define LLVM_LIBC_SRC_MATH_RINTF128_H
+#include "src/__support/FPUtil/float128.h"
#include "src/__support/macros/config.h"
#include "src/__support/macros/properties/types.h"
namespace LIBC_NAMESPACE_DECL {
+#ifndef LIBC_TYPES_HAS_NATIVE_FLOAT128
+using float128 = LIBC_NAMESPACE::fputil::Float128;
+#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
+
float128 rintf128(float128 x);
} // namespace LIBC_NAMESPACE_DECL
diff --git a/libc/test/shared/shared_math_constexpr_test.cpp b/libc/test/shared/shared_math_constexpr_test.cpp
index df5496c7af6bf..10c89f2b6e9af 100644
--- a/libc/test/shared/shared_math_constexpr_test.cpp
+++ b/libc/test/shared/shared_math_constexpr_test.cpp
@@ -381,6 +381,7 @@ static_assert(0 == LIBC_NAMESPACE::shared::isnanl(0.0L));
//===----------------------------------------------------------------------===//
static_assert(Float128(0.0) == LIBC_NAMESPACE::shared::ceilf128(Float128(0.0)));
+static_assert(float128(0.0) == LIBC_NAMESPACE::shared::rintf128(Float128(0.0)));
static_assert(Float128(0.0) ==
LIBC_NAMESPACE::shared::floorf128(Float128(0.0)));
@@ -497,7 +498,6 @@ static_assert(float128(0.0) ==
static_assert(float128(0.0) ==
LIBC_NAMESPACE::shared::nextafterf128(float128(0.0),
float128(0.0)));
-static_assert(float128(0.0) == LIBC_NAMESPACE::shared::rintf128(float128(0.0)));
static_assert(1 == LIBC_NAMESPACE::shared::iscanonicalf128(float128(0.0)));
static_assert(0 == LIBC_NAMESPACE::shared::isnanf128(float128(0.0)));
static_assert(0.0 == LIBC_NAMESPACE::shared::issignalingf128(float128(0.0)));
diff --git a/libc/test/shared/shared_math_test.cpp b/libc/test/shared/shared_math_test.cpp
index c507c51d8b48a..7e39d5e716c12 100644
--- a/libc/test/shared/shared_math_test.cpp
+++ b/libc/test/shared/shared_math_test.cpp
@@ -582,6 +582,7 @@ TEST(LlvmLibcSharedMathTest, AllLongDouble) {
// Emulated float128 tests
TEST(LlvmLibcSharedMathTest, AllEmuFloat128) {
EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::ceilf128(Float128(0.0)));
+ EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::rintf128(Float128(0.0)));
EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::floorf128(Float128(0.0)));
}
@@ -747,7 +748,6 @@ TEST(LlvmLibcSharedMathTest, AllFloat128) {
EXPECT_EQ(0L, LIBC_NAMESPACE::shared::lroundf128(float128(0.0)));
EXPECT_FP_EQ(float128(0.0),
LIBC_NAMESPACE::shared::nearbyintf128(float128(0.0)));
- EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::rintf128(float128(0.0)));
EXPECT_EQ(1, LIBC_NAMESPACE::shared::iscanonicalf128(float128(0.0)));
EXPECT_EQ(0, LIBC_NAMESPACE::shared::isnanf128(float128(0.0)));
EXPECT_EQ(0, LIBC_NAMESPACE::shared::issignalingf128(float128(0.0)));
diff --git a/libc/test/src/math/smoke/CMakeLists.txt b/libc/test/src/math/smoke/CMakeLists.txt
index ba6d8764f1292..c08b7ac2e10c8 100644
--- a/libc/test/src/math/smoke/CMakeLists.txt
+++ b/libc/test/src/math/smoke/CMakeLists.txt
@@ -1180,6 +1180,7 @@ add_fp_unittest(
HDRS
RIntTest.h
DEPENDS
+ libc.src.__support.FPUtil.float128
libc.src.math.rintf128
libc.src.__support.FPUtil.fenv_impl
libc.src.__support.FPUtil.fp_bits
diff --git a/libc/test/src/math/smoke/rintf128_test.cpp b/libc/test/src/math/smoke/rintf128_test.cpp
index 11078d795bac4..964beda98f44a 100644
--- a/libc/test/src/math/smoke/rintf128_test.cpp
+++ b/libc/test/src/math/smoke/rintf128_test.cpp
@@ -7,7 +7,12 @@
//===----------------------------------------------------------------------===//
#include "RIntTest.h"
+#include "src/__support/FPUtil/float128.h"
#include "src/math/rintf128.h"
+#ifndef LIBC_TYPES_HAS_NATIVE_FLOAT128
+using float128 = LIBC_NAMESPACE::fputil::Float128;
+#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
+
LIST_RINT_TESTS(float128, LIBC_NAMESPACE::rintf128)
diff --git a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
index 28c017fb6779c..92160e840881e 100644
--- a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
@@ -6908,9 +6908,9 @@ libc_support_library(
name = "__support_math_rintf128",
hdrs = ["src/__support/math/rintf128.h"],
deps = [
+ ":__support_fputil_float128",
":__support_fputil_nearest_integer_operations",
":__support_macros_config",
- ":llvm_libc_types_float128",
],
)
@@ -13213,6 +13213,8 @@ libc_math_function(
libc_math_function(
name = "rintf128",
additional_deps = [
+ ":__support_cpp_bit",
+ ":__support_fputil_float128",
":__support_math_rintf128",
],
)
diff --git a/utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel
index 2eb58f3f66807..a3035878362b0 100644
--- a/utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel
@@ -1352,6 +1352,9 @@ math_test(
math_test(
name = "rintf128",
hdrs = ["RIntTest.h"],
+ deps = [
+ "//libc:__support_fputil_float128",
+ ],
)
math_test(
>From 957c7a72bdae0e82e22a0b4ee5332bf9c513287e Mon Sep 17 00:00:00 2001
From: Sukumarsawant <sawantsukumar at gmail.com>
Date: Tue, 18 Aug 2026 21:53:36 +0530
Subject: [PATCH 2/4] lrintf128
---
libc/config/baremetal/aarch64/entrypoints.txt | 2 +-
libc/config/baremetal/arm/entrypoints.txt | 2 +-
libc/config/baremetal/riscv/entrypoints.txt | 2 +-
libc/config/darwin/aarch64/entrypoints.txt | 2 +-
libc/config/darwin/x86_64/entrypoints.txt | 1 +
libc/config/freebsd/x86_64/entrypoints.txt | 2 +-
libc/config/gpu/amdgpu/entrypoints.txt | 1 +
libc/config/gpu/nvptx/entrypoints.txt | 1 +
libc/config/linux/aarch64/entrypoints.txt | 2 +-
libc/config/linux/arm/entrypoints.txt | 1 +
libc/config/linux/riscv/entrypoints.txt | 2 +-
libc/config/linux/x86_64/entrypoints.txt | 2 +-
libc/config/windows/entrypoints.txt | 1 +
libc/shared/math/lrintf128.h | 6 ------
libc/src/__support/math/CMakeLists.txt | 2 +-
libc/src/__support/math/lrintf128.h | 13 +++++--------
libc/src/math/generic/CMakeLists.txt | 1 +
libc/src/math/generic/lrintf128.cpp | 7 ++++++-
libc/src/math/lrintf128.h | 5 +++++
libc/test/shared/shared_math_constexpr_test.cpp | 2 +-
libc/test/shared/shared_math_test.cpp | 2 +-
libc/test/src/math/smoke/CMakeLists.txt | 1 +
libc/test/src/math/smoke/lrintf128_test.cpp | 5 +++++
utils/bazel/llvm-project-overlay/libc/BUILD.bazel | 4 +++-
.../libc/test/src/math/smoke/BUILD.bazel | 3 +++
25 files changed, 45 insertions(+), 27 deletions(-)
diff --git a/libc/config/baremetal/aarch64/entrypoints.txt b/libc/config/baremetal/aarch64/entrypoints.txt
index cc92a9b448ea8..83fc4c73d4f8a 100644
--- a/libc/config/baremetal/aarch64/entrypoints.txt
+++ b/libc/config/baremetal/aarch64/entrypoints.txt
@@ -507,6 +507,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.logf
libc.src.math.lrint
libc.src.math.lrintf
+ libc.src.math.lrintf128
libc.src.math.lrintl
libc.src.math.lround
libc.src.math.lroundf
@@ -774,7 +775,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
- libc.src.math.lrintf128
libc.src.math.lroundf128
libc.src.math.modff128
libc.src.math.nanf128
diff --git a/libc/config/baremetal/arm/entrypoints.txt b/libc/config/baremetal/arm/entrypoints.txt
index 5cc2bdd02afdb..cd401ea52b2ea 100644
--- a/libc/config/baremetal/arm/entrypoints.txt
+++ b/libc/config/baremetal/arm/entrypoints.txt
@@ -519,6 +519,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.logf
libc.src.math.lrint
libc.src.math.lrintf
+ libc.src.math.lrintf128
libc.src.math.lrintl
libc.src.math.lround
libc.src.math.lroundf
@@ -785,7 +786,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
- libc.src.math.lrintf128
libc.src.math.lroundf128
libc.src.math.modff128
libc.src.math.nanf128
diff --git a/libc/config/baremetal/riscv/entrypoints.txt b/libc/config/baremetal/riscv/entrypoints.txt
index 021676adac6ab..c5bf4d462ffb3 100644
--- a/libc/config/baremetal/riscv/entrypoints.txt
+++ b/libc/config/baremetal/riscv/entrypoints.txt
@@ -515,6 +515,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.logf
libc.src.math.lrint
libc.src.math.lrintf
+ libc.src.math.lrintf128
libc.src.math.lrintl
libc.src.math.lround
libc.src.math.lroundf
@@ -782,7 +783,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
- libc.src.math.lrintf128
libc.src.math.lroundf128
libc.src.math.modff128
libc.src.math.nanf128
diff --git a/libc/config/darwin/aarch64/entrypoints.txt b/libc/config/darwin/aarch64/entrypoints.txt
index fb9231cf52931..1fde9f7e56935 100644
--- a/libc/config/darwin/aarch64/entrypoints.txt
+++ b/libc/config/darwin/aarch64/entrypoints.txt
@@ -326,6 +326,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.logf
libc.src.math.lrint
libc.src.math.lrintf
+ libc.src.math.lrintf128
libc.src.math.lrintl
libc.src.math.lround
libc.src.math.lroundf
@@ -594,7 +595,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
- libc.src.math.lrintf128
libc.src.math.lroundf128
libc.src.math.modff128
libc.src.math.nanf128
diff --git a/libc/config/darwin/x86_64/entrypoints.txt b/libc/config/darwin/x86_64/entrypoints.txt
index 4bacf7652c4ed..2d23729cd2654 100644
--- a/libc/config/darwin/x86_64/entrypoints.txt
+++ b/libc/config/darwin/x86_64/entrypoints.txt
@@ -178,6 +178,7 @@ set(TARGET_LIBM_ENTRYPOINTS
#libc.src.math.llroundl
#libc.src.math.lrint
#libc.src.math.lrintf
+ #libc.src.math.lrintf128
#libc.src.math.lrintl
#libc.src.math.lround
#libc.src.math.lroundf
diff --git a/libc/config/freebsd/x86_64/entrypoints.txt b/libc/config/freebsd/x86_64/entrypoints.txt
index 60f4d8decf5de..1dd52e5754254 100644
--- a/libc/config/freebsd/x86_64/entrypoints.txt
+++ b/libc/config/freebsd/x86_64/entrypoints.txt
@@ -236,6 +236,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.logbl
libc.src.math.lrint
libc.src.math.lrintf
+ libc.src.math.lrintf128
libc.src.math.lrintl
libc.src.math.lround
libc.src.math.lroundf
@@ -532,7 +533,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
- libc.src.math.lrintf128
libc.src.math.lroundf128
libc.src.math.modff128
libc.src.math.nanf128
diff --git a/libc/config/gpu/amdgpu/entrypoints.txt b/libc/config/gpu/amdgpu/entrypoints.txt
index e17c11fc07bab..6dd9da89e4dd4 100644
--- a/libc/config/gpu/amdgpu/entrypoints.txt
+++ b/libc/config/gpu/amdgpu/entrypoints.txt
@@ -450,6 +450,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.logf
libc.src.math.lrint
libc.src.math.lrintf
+ libc.src.math.lrintf128
libc.src.math.lrintl
libc.src.math.lround
libc.src.math.lroundf
diff --git a/libc/config/gpu/nvptx/entrypoints.txt b/libc/config/gpu/nvptx/entrypoints.txt
index 20c3896812d9e..b6c9a4cdb79c1 100644
--- a/libc/config/gpu/nvptx/entrypoints.txt
+++ b/libc/config/gpu/nvptx/entrypoints.txt
@@ -447,6 +447,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.logf
libc.src.math.lrint
libc.src.math.lrintf
+ libc.src.math.lrintf128
libc.src.math.lrintl
libc.src.math.lround
libc.src.math.lroundf
diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index 04f7a0e8cba74..fda00aee50037 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -661,6 +661,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.logf
libc.src.math.lrint
libc.src.math.lrintf
+ libc.src.math.lrintf128
libc.src.math.lrintl
libc.src.math.lround
libc.src.math.lroundf
@@ -922,7 +923,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
- libc.src.math.lrintf128
libc.src.math.lroundf128
libc.src.math.modff128
libc.src.math.nanf128
diff --git a/libc/config/linux/arm/entrypoints.txt b/libc/config/linux/arm/entrypoints.txt
index 39114da8bccab..f29a8eeb78c09 100644
--- a/libc/config/linux/arm/entrypoints.txt
+++ b/libc/config/linux/arm/entrypoints.txt
@@ -481,6 +481,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.logf
libc.src.math.lrint
libc.src.math.lrintf
+ libc.src.math.lrintf128
libc.src.math.lrintl
libc.src.math.lround
libc.src.math.lroundf
diff --git a/libc/config/linux/riscv/entrypoints.txt b/libc/config/linux/riscv/entrypoints.txt
index 6b2d6fa6ad29c..89b2490bd5f5e 100644
--- a/libc/config/linux/riscv/entrypoints.txt
+++ b/libc/config/linux/riscv/entrypoints.txt
@@ -734,6 +734,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.logf
libc.src.math.lrint
libc.src.math.lrintf
+ libc.src.math.lrintf128
libc.src.math.lrintl
libc.src.math.lround
libc.src.math.lroundf
@@ -1012,7 +1013,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
- libc.src.math.lrintf128
libc.src.math.lroundf128
libc.src.math.modff128
libc.src.math.nanf128
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index 76d17f30cd74d..452cf15a17af9 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -739,6 +739,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.logf
libc.src.math.lrint
libc.src.math.lrintf
+ libc.src.math.lrintf128
libc.src.math.lrintl
libc.src.math.lround
libc.src.math.lroundf
@@ -1017,7 +1018,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
- libc.src.math.lrintf128
libc.src.math.lroundf128
libc.src.math.modff128
libc.src.math.nanf128
diff --git a/libc/config/windows/entrypoints.txt b/libc/config/windows/entrypoints.txt
index 35aa21109a50b..c704fd47a190b 100644
--- a/libc/config/windows/entrypoints.txt
+++ b/libc/config/windows/entrypoints.txt
@@ -269,6 +269,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.logbl
libc.src.math.lrint
libc.src.math.lrintf
+ libc.src.math.lrintf128
libc.src.math.lrintl
libc.src.math.lround
libc.src.math.lroundf
diff --git a/libc/shared/math/lrintf128.h b/libc/shared/math/lrintf128.h
index d4e252e0da1e1..f6b87d205c61f 100644
--- a/libc/shared/math/lrintf128.h
+++ b/libc/shared/math/lrintf128.h
@@ -9,10 +9,6 @@
#ifndef LLVM_LIBC_SHARED_MATH_LRINTF128_H
#define LLVM_LIBC_SHARED_MATH_LRINTF128_H
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#include "shared/libc_common.h"
#include "src/__support/math/lrintf128.h"
@@ -24,6 +20,4 @@ using math::lrintf128;
} // namespace shared
} // namespace LIBC_NAMESPACE_DECL
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#endif // LLVM_LIBC_SHARED_MATH_LRINTF128_H
diff --git a/libc/src/__support/math/CMakeLists.txt b/libc/src/__support/math/CMakeLists.txt
index 4dea89e619695..69cf324539ac1 100644
--- a/libc/src/__support/math/CMakeLists.txt
+++ b/libc/src/__support/math/CMakeLists.txt
@@ -2005,7 +2005,7 @@ add_header_library(
HDRS
lrintf128.h
DEPENDS
- libc.include.llvm-libc-types.float128
+ libc.src.__support.FPUtil.float128
libc.src.__support.FPUtil.nearest_integer_operations
libc.src.__support.macros.config
)
diff --git a/libc/src/__support/math/lrintf128.h b/libc/src/__support/math/lrintf128.h
index 1be518dad486a..c83d54475cdc9 100644
--- a/libc/src/__support/math/lrintf128.h
+++ b/libc/src/__support/math/lrintf128.h
@@ -9,24 +9,21 @@
#ifndef LLVM_LIBC_SRC___SUPPORT_MATH_LRINTF128_H
#define LLVM_LIBC_SRC___SUPPORT_MATH_LRINTF128_H
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#include "src/__support/FPUtil/NearestIntegerOperations.h"
+#include "src/__support/FPUtil/float128.h"
#include "src/__support/macros/config.h"
namespace LIBC_NAMESPACE_DECL {
namespace math {
-LIBC_INLINE constexpr long lrintf128(float128 x) {
- return fputil::round_to_signed_integer_using_current_rounding_mode<float128,
+using LIBC_NAMESPACE::fputil::Float128;
+
+LIBC_INLINE constexpr long lrintf128(Float128 x) {
+ return fputil::round_to_signed_integer_using_current_rounding_mode<Float128,
long>(x);
}
} // namespace math
} // namespace LIBC_NAMESPACE_DECL
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#endif // LLVM_LIBC_SRC___SUPPORT_MATH_LRINTF128_H
diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt
index 4423940116f40..378f31f0bd26e 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -1047,6 +1047,7 @@ add_entrypoint_object(
HDRS
../lrintf128.h
DEPENDS
+ libc.src.__support.CPP.bit
libc.src.__support.math.lrintf128
)
diff --git a/libc/src/math/generic/lrintf128.cpp b/libc/src/math/generic/lrintf128.cpp
index 2fffbd3572f88..d148829814b10 100644
--- a/libc/src/math/generic/lrintf128.cpp
+++ b/libc/src/math/generic/lrintf128.cpp
@@ -7,10 +7,15 @@
//===----------------------------------------------------------------------===//
#include "src/math/lrintf128.h"
+#include "src/__support/CPP/bit.h"
#include "src/__support/math/lrintf128.h"
namespace LIBC_NAMESPACE_DECL {
-LLVM_LIBC_FUNCTION(long, lrintf128, (float128 x)) { return math::lrintf128(x); }
+using LIBC_NAMESPACE::fputil::Float128;
+
+LLVM_LIBC_FUNCTION(long, lrintf128, (float128 x)) {
+ return math::lrintf128(cpp::bit_cast<Float128>(x));
+}
} // namespace LIBC_NAMESPACE_DECL
diff --git a/libc/src/math/lrintf128.h b/libc/src/math/lrintf128.h
index ae710e9b00448..8804cf355e273 100644
--- a/libc/src/math/lrintf128.h
+++ b/libc/src/math/lrintf128.h
@@ -9,11 +9,16 @@
#ifndef LLVM_LIBC_SRC_MATH_LRINTF128_H
#define LLVM_LIBC_SRC_MATH_LRINTF128_H
+#include "src/__support/FPUtil/float128.h"
#include "src/__support/macros/config.h"
#include "src/__support/macros/properties/types.h"
namespace LIBC_NAMESPACE_DECL {
+#ifndef LIBC_TYPES_HAS_NATIVE_FLOAT128
+using float128 = LIBC_NAMESPACE::fputil::Float128;
+#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
+
long lrintf128(float128 x);
} // namespace LIBC_NAMESPACE_DECL
diff --git a/libc/test/shared/shared_math_constexpr_test.cpp b/libc/test/shared/shared_math_constexpr_test.cpp
index 10c89f2b6e9af..67d96c763aa75 100644
--- a/libc/test/shared/shared_math_constexpr_test.cpp
+++ b/libc/test/shared/shared_math_constexpr_test.cpp
@@ -381,6 +381,7 @@ static_assert(0 == LIBC_NAMESPACE::shared::isnanl(0.0L));
//===----------------------------------------------------------------------===//
static_assert(Float128(0.0) == LIBC_NAMESPACE::shared::ceilf128(Float128(0.0)));
+static_assert(0L == LIBC_NAMESPACE::shared::lrintf128(Float128(0.0)));
static_assert(float128(0.0) == LIBC_NAMESPACE::shared::rintf128(Float128(0.0)));
static_assert(Float128(0.0) ==
LIBC_NAMESPACE::shared::floorf128(Float128(0.0)));
@@ -491,7 +492,6 @@ static_assert(0.0f ==
static_assert(0LL == LIBC_NAMESPACE::shared::llrintf128(float128(0.0)));
static_assert(0LL == LIBC_NAMESPACE::shared::llroundf128(float128(0.0)));
-static_assert(0L == LIBC_NAMESPACE::shared::lrintf128(float128(0.0)));
static_assert(0L == LIBC_NAMESPACE::shared::lroundf128(float128(0.0)));
static_assert(float128(0.0) ==
LIBC_NAMESPACE::shared::nearbyintf128(float128(0.0)));
diff --git a/libc/test/shared/shared_math_test.cpp b/libc/test/shared/shared_math_test.cpp
index 7e39d5e716c12..c76ffe47d1a5f 100644
--- a/libc/test/shared/shared_math_test.cpp
+++ b/libc/test/shared/shared_math_test.cpp
@@ -582,6 +582,7 @@ TEST(LlvmLibcSharedMathTest, AllLongDouble) {
// Emulated float128 tests
TEST(LlvmLibcSharedMathTest, AllEmuFloat128) {
EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::ceilf128(Float128(0.0)));
+ EXPECT_EQ(0L, LIBC_NAMESPACE::shared::lrintf128(Float128(0.0)));
EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::rintf128(Float128(0.0)));
EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::floorf128(Float128(0.0)));
}
@@ -744,7 +745,6 @@ TEST(LlvmLibcSharedMathTest, AllFloat128) {
LIBC_NAMESPACE::shared::fmulf128(float128(0.0), float128(0.0)));
EXPECT_EQ(0LL, LIBC_NAMESPACE::shared::llrintf128(float128(0.0)));
EXPECT_EQ(0LL, LIBC_NAMESPACE::shared::llroundf128(float128(0.0)));
- EXPECT_EQ(0L, LIBC_NAMESPACE::shared::lrintf128(float128(0.0)));
EXPECT_EQ(0L, LIBC_NAMESPACE::shared::lroundf128(float128(0.0)));
EXPECT_FP_EQ(float128(0.0),
LIBC_NAMESPACE::shared::nearbyintf128(float128(0.0)));
diff --git a/libc/test/src/math/smoke/CMakeLists.txt b/libc/test/src/math/smoke/CMakeLists.txt
index c08b7ac2e10c8..75640be760101 100644
--- a/libc/test/src/math/smoke/CMakeLists.txt
+++ b/libc/test/src/math/smoke/CMakeLists.txt
@@ -1274,6 +1274,7 @@ add_fp_unittest(
HDRS
RoundToIntegerTest.h
DEPENDS
+ libc.src.__support.FPUtil.float128
libc.src.errno.errno
libc.src.math.lrintf128
libc.src.__support.CPP.algorithm
diff --git a/libc/test/src/math/smoke/lrintf128_test.cpp b/libc/test/src/math/smoke/lrintf128_test.cpp
index a559ccf0eda72..a0e3648c0db8e 100644
--- a/libc/test/src/math/smoke/lrintf128_test.cpp
+++ b/libc/test/src/math/smoke/lrintf128_test.cpp
@@ -7,8 +7,13 @@
//===----------------------------------------------------------------------===//
#include "RoundToIntegerTest.h"
+#include "src/__support/FPUtil/float128.h"
#include "src/math/lrintf128.h"
+#ifndef LIBC_TYPES_HAS_NATIVE_FLOAT128
+using float128 = LIBC_NAMESPACE::fputil::Float128;
+#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
+
LIST_ROUND_TO_INTEGER_TESTS_WITH_MODES(float128, long,
LIBC_NAMESPACE::lrintf128)
diff --git a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
index 92160e840881e..205f5dc33fe2b 100644
--- a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
@@ -6503,9 +6503,9 @@ libc_support_library(
name = "__support_math_lrintf128",
hdrs = ["src/__support/math/lrintf128.h"],
deps = [
+ ":__support_fputil_float128",
":__support_fputil_nearest_integer_operations",
":__support_macros_config",
- ":llvm_libc_types_float128",
],
)
@@ -12742,6 +12742,8 @@ libc_math_function(
libc_math_function(
name = "lrintf128",
additional_deps = [
+ ":__support_cpp_bit",
+ ":__support_fputil_float128",
":__support_math_lrintf128",
],
)
diff --git a/utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel
index a3035878362b0..555824d3c98f7 100644
--- a/utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel
@@ -1131,6 +1131,9 @@ math_test(
math_test(
name = "lrintf128",
hdrs = ["RoundToIntegerTest.h"],
+ deps = [
+ "//libc:__support_fputil_float128",
+ ],
)
math_test(
>From abd2cf9f4cacf29a58509bc1f9ef77033775a957 Mon Sep 17 00:00:00 2001
From: Sukumarsawant <sawantsukumar at gmail.com>
Date: Tue, 18 Aug 2026 21:54:02 +0530
Subject: [PATCH 3/4] llrintf128
---
libc/config/baremetal/aarch64/entrypoints.txt | 2 +-
libc/config/baremetal/arm/entrypoints.txt | 2 +-
libc/config/baremetal/riscv/entrypoints.txt | 2 +-
libc/config/darwin/aarch64/entrypoints.txt | 2 +-
libc/config/darwin/x86_64/entrypoints.txt | 1 +
libc/config/freebsd/x86_64/entrypoints.txt | 2 +-
libc/config/gpu/amdgpu/entrypoints.txt | 1 +
libc/config/gpu/nvptx/entrypoints.txt | 1 +
libc/config/linux/aarch64/entrypoints.txt | 2 +-
libc/config/linux/arm/entrypoints.txt | 1 +
libc/config/linux/riscv/entrypoints.txt | 2 +-
libc/config/linux/x86_64/entrypoints.txt | 2 +-
libc/config/windows/entrypoints.txt | 1 +
libc/shared/math/llrintf128.h | 6 ------
libc/src/__support/math/CMakeLists.txt | 2 +-
libc/src/__support/math/llrintf128.h | 13 +++++--------
libc/src/math/generic/CMakeLists.txt | 1 +
libc/src/math/generic/llrintf128.cpp | 5 ++++-
libc/src/math/llrintf128.h | 5 +++++
libc/test/shared/shared_math_constexpr_test.cpp | 4 ++--
libc/test/shared/shared_math_test.cpp | 2 +-
libc/test/src/math/smoke/CMakeLists.txt | 1 +
libc/test/src/math/smoke/llrintf128_test.cpp | 5 +++++
utils/bazel/llvm-project-overlay/libc/BUILD.bazel | 4 +++-
.../libc/test/src/math/smoke/BUILD.bazel | 3 +++
25 files changed, 44 insertions(+), 28 deletions(-)
diff --git a/libc/config/baremetal/aarch64/entrypoints.txt b/libc/config/baremetal/aarch64/entrypoints.txt
index 83fc4c73d4f8a..317b9c3806a55 100644
--- a/libc/config/baremetal/aarch64/entrypoints.txt
+++ b/libc/config/baremetal/aarch64/entrypoints.txt
@@ -490,6 +490,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.llogbl
libc.src.math.llrint
libc.src.math.llrintf
+ libc.src.math.llrintf128
libc.src.math.llrintl
libc.src.math.llround
libc.src.math.llroundf
@@ -772,7 +773,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.issignalingf128
libc.src.math.ldexpf128
libc.src.math.llogbf128
- libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
libc.src.math.lroundf128
diff --git a/libc/config/baremetal/arm/entrypoints.txt b/libc/config/baremetal/arm/entrypoints.txt
index cd401ea52b2ea..c60d1ed24fb87 100644
--- a/libc/config/baremetal/arm/entrypoints.txt
+++ b/libc/config/baremetal/arm/entrypoints.txt
@@ -502,6 +502,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.llogbl
libc.src.math.llrint
libc.src.math.llrintf
+ libc.src.math.llrintf128
libc.src.math.llrintl
libc.src.math.llround
libc.src.math.llroundf
@@ -783,7 +784,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.issignalingf128
libc.src.math.ldexpf128
libc.src.math.llogbf128
- libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
libc.src.math.lroundf128
diff --git a/libc/config/baremetal/riscv/entrypoints.txt b/libc/config/baremetal/riscv/entrypoints.txt
index c5bf4d462ffb3..5a62fcfff05f0 100644
--- a/libc/config/baremetal/riscv/entrypoints.txt
+++ b/libc/config/baremetal/riscv/entrypoints.txt
@@ -498,6 +498,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.llogbl
libc.src.math.llrint
libc.src.math.llrintf
+ libc.src.math.llrintf128
libc.src.math.llrintl
libc.src.math.llround
libc.src.math.llroundf
@@ -780,7 +781,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.issignalingf128
libc.src.math.ldexpf128
libc.src.math.llogbf128
- libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
libc.src.math.lroundf128
diff --git a/libc/config/darwin/aarch64/entrypoints.txt b/libc/config/darwin/aarch64/entrypoints.txt
index 1fde9f7e56935..e31a3897e65ae 100644
--- a/libc/config/darwin/aarch64/entrypoints.txt
+++ b/libc/config/darwin/aarch64/entrypoints.txt
@@ -309,6 +309,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.llogbl
libc.src.math.llrint
libc.src.math.llrintf
+ libc.src.math.llrintf128
libc.src.math.llrintl
libc.src.math.llround
libc.src.math.llroundf
@@ -592,7 +593,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.issignalingf128
libc.src.math.ldexpf128
libc.src.math.llogbf128
- libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
libc.src.math.lroundf128
diff --git a/libc/config/darwin/x86_64/entrypoints.txt b/libc/config/darwin/x86_64/entrypoints.txt
index 2d23729cd2654..4d4fb9ce07ef4 100644
--- a/libc/config/darwin/x86_64/entrypoints.txt
+++ b/libc/config/darwin/x86_64/entrypoints.txt
@@ -172,6 +172,7 @@ set(TARGET_LIBM_ENTRYPOINTS
#libc.src.math.ilogbl
#libc.src.math.llrint
#libc.src.math.llrintf
+ #libc.src.math.llrintf128
#libc.src.math.llrintl
#libc.src.math.llround
#libc.src.math.llroundf
diff --git a/libc/config/freebsd/x86_64/entrypoints.txt b/libc/config/freebsd/x86_64/entrypoints.txt
index 1dd52e5754254..51c97fc371e37 100644
--- a/libc/config/freebsd/x86_64/entrypoints.txt
+++ b/libc/config/freebsd/x86_64/entrypoints.txt
@@ -219,6 +219,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.ldexpl
libc.src.math.llrint
libc.src.math.llrintf
+ libc.src.math.llrintf128
libc.src.math.llrintl
libc.src.math.llround
libc.src.math.llroundf
@@ -530,7 +531,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.issignalingf128
libc.src.math.ldexpf128
libc.src.math.llogbf128
- libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
libc.src.math.lroundf128
diff --git a/libc/config/gpu/amdgpu/entrypoints.txt b/libc/config/gpu/amdgpu/entrypoints.txt
index 6dd9da89e4dd4..025f4723795bd 100644
--- a/libc/config/gpu/amdgpu/entrypoints.txt
+++ b/libc/config/gpu/amdgpu/entrypoints.txt
@@ -433,6 +433,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.llogbl
libc.src.math.llrint
libc.src.math.llrintf
+ libc.src.math.llrintf128
libc.src.math.llrintl
libc.src.math.llround
libc.src.math.llroundf
diff --git a/libc/config/gpu/nvptx/entrypoints.txt b/libc/config/gpu/nvptx/entrypoints.txt
index b6c9a4cdb79c1..4b74f5f6fca08 100644
--- a/libc/config/gpu/nvptx/entrypoints.txt
+++ b/libc/config/gpu/nvptx/entrypoints.txt
@@ -430,6 +430,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.llogbl
libc.src.math.llrint
libc.src.math.llrintf
+ libc.src.math.llrintf128
libc.src.math.llrintl
libc.src.math.llround
libc.src.math.llroundf
diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index fda00aee50037..ad78211e150b8 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -644,6 +644,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.llogbl
libc.src.math.llrint
libc.src.math.llrintf
+ libc.src.math.llrintf128
libc.src.math.llrintl
libc.src.math.llround
libc.src.math.llroundf
@@ -920,7 +921,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.issignalingf128
libc.src.math.ldexpf128
libc.src.math.llogbf128
- libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
libc.src.math.lroundf128
diff --git a/libc/config/linux/arm/entrypoints.txt b/libc/config/linux/arm/entrypoints.txt
index f29a8eeb78c09..7bbaa7423c29d 100644
--- a/libc/config/linux/arm/entrypoints.txt
+++ b/libc/config/linux/arm/entrypoints.txt
@@ -464,6 +464,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.llogbl
libc.src.math.llrint
libc.src.math.llrintf
+ libc.src.math.llrintf128
libc.src.math.llrintl
libc.src.math.llround
libc.src.math.llroundf
diff --git a/libc/config/linux/riscv/entrypoints.txt b/libc/config/linux/riscv/entrypoints.txt
index 89b2490bd5f5e..ac113f5f2d96e 100644
--- a/libc/config/linux/riscv/entrypoints.txt
+++ b/libc/config/linux/riscv/entrypoints.txt
@@ -717,6 +717,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.llogbl
libc.src.math.llrint
libc.src.math.llrintf
+ libc.src.math.llrintf128
libc.src.math.llrintl
libc.src.math.llround
libc.src.math.llroundf
@@ -1010,7 +1011,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.issignalingf128
libc.src.math.ldexpf128
libc.src.math.llogbf128
- libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
libc.src.math.lroundf128
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index 452cf15a17af9..944cfeadf6e02 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -722,6 +722,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.llogbl
libc.src.math.llrint
libc.src.math.llrintf
+ libc.src.math.llrintf128
libc.src.math.llrintl
libc.src.math.llround
libc.src.math.llroundf
@@ -1015,7 +1016,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.issignalingf128
libc.src.math.ldexpf128
libc.src.math.llogbf128
- libc.src.math.llrintf128
libc.src.math.llroundf128
libc.src.math.logbf128
libc.src.math.lroundf128
diff --git a/libc/config/windows/entrypoints.txt b/libc/config/windows/entrypoints.txt
index c704fd47a190b..38cfeb400b4b2 100644
--- a/libc/config/windows/entrypoints.txt
+++ b/libc/config/windows/entrypoints.txt
@@ -252,6 +252,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.ldexpl
libc.src.math.llrint
libc.src.math.llrintf
+ libc.src.math.llrintf128
libc.src.math.llrintl
libc.src.math.llround
libc.src.math.llroundf
diff --git a/libc/shared/math/llrintf128.h b/libc/shared/math/llrintf128.h
index c35c93cb3fc6b..1553aab6bfba2 100644
--- a/libc/shared/math/llrintf128.h
+++ b/libc/shared/math/llrintf128.h
@@ -9,10 +9,6 @@
#ifndef LLVM_LIBC_SHARED_MATH_LLRINTF128_H
#define LLVM_LIBC_SHARED_MATH_LLRINTF128_H
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#include "shared/libc_common.h"
#include "src/__support/math/llrintf128.h"
@@ -24,6 +20,4 @@ using math::llrintf128;
} // namespace shared
} // namespace LIBC_NAMESPACE_DECL
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#endif // LLVM_LIBC_SHARED_MATH_LLRINTF128_H
diff --git a/libc/src/__support/math/CMakeLists.txt b/libc/src/__support/math/CMakeLists.txt
index 69cf324539ac1..c615d417ffe84 100644
--- a/libc/src/__support/math/CMakeLists.txt
+++ b/libc/src/__support/math/CMakeLists.txt
@@ -1891,7 +1891,7 @@ add_header_library(
HDRS
llrintf128.h
DEPENDS
- libc.include.llvm-libc-types.float128
+ libc.src.__support.FPUtil.float128
libc.src.__support.FPUtil.nearest_integer_operations
libc.src.__support.macros.config
)
diff --git a/libc/src/__support/math/llrintf128.h b/libc/src/__support/math/llrintf128.h
index dc1f5f74307e0..07956468d5cc7 100644
--- a/libc/src/__support/math/llrintf128.h
+++ b/libc/src/__support/math/llrintf128.h
@@ -9,18 +9,17 @@
#ifndef LLVM_LIBC_SRC___SUPPORT_MATH_LLRINTF128_H
#define LLVM_LIBC_SRC___SUPPORT_MATH_LLRINTF128_H
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#include "src/__support/FPUtil/NearestIntegerOperations.h"
+#include "src/__support/FPUtil/float128.h"
#include "src/__support/macros/config.h"
namespace LIBC_NAMESPACE_DECL {
namespace math {
-LIBC_INLINE constexpr long long llrintf128(float128 x) {
- return fputil::round_to_signed_integer_using_current_rounding_mode<float128,
+using LIBC_NAMESPACE::fputil::Float128;
+
+LIBC_INLINE constexpr long long llrintf128(Float128 x) {
+ return fputil::round_to_signed_integer_using_current_rounding_mode<Float128,
long long>(
x);
}
@@ -28,6 +27,4 @@ LIBC_INLINE constexpr long long llrintf128(float128 x) {
} // namespace math
} // namespace LIBC_NAMESPACE_DECL
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#endif // LLVM_LIBC_SRC___SUPPORT_MATH_LLRINTF128_H
diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt
index 378f31f0bd26e..168b67e21e915 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -1108,6 +1108,7 @@ add_entrypoint_object(
HDRS
../llrintf128.h
DEPENDS
+ libc.src.__support.CPP.bit
libc.src.__support.math.llrintf128
)
diff --git a/libc/src/math/generic/llrintf128.cpp b/libc/src/math/generic/llrintf128.cpp
index dc1897fdc7b8a..c5cd471319234 100644
--- a/libc/src/math/generic/llrintf128.cpp
+++ b/libc/src/math/generic/llrintf128.cpp
@@ -7,12 +7,15 @@
//===----------------------------------------------------------------------===//
#include "src/math/llrintf128.h"
+#include "src/__support/CPP/bit.h"
#include "src/__support/math/llrintf128.h"
namespace LIBC_NAMESPACE_DECL {
+using LIBC_NAMESPACE::fputil::Float128;
+
LLVM_LIBC_FUNCTION(long long, llrintf128, (float128 x)) {
- return math::llrintf128(x);
+ return math::llrintf128(cpp::bit_cast<Float128>(x));
}
} // namespace LIBC_NAMESPACE_DECL
diff --git a/libc/src/math/llrintf128.h b/libc/src/math/llrintf128.h
index ff2e9a2248bba..e4d2c5e94165e 100644
--- a/libc/src/math/llrintf128.h
+++ b/libc/src/math/llrintf128.h
@@ -9,11 +9,16 @@
#ifndef LLVM_LIBC_SRC_MATH_LLRINTF128_H
#define LLVM_LIBC_SRC_MATH_LLRINTF128_H
+#include "src/__support/FPUtil/float128.h"
#include "src/__support/macros/config.h"
#include "src/__support/macros/properties/types.h"
namespace LIBC_NAMESPACE_DECL {
+#ifndef LIBC_TYPES_HAS_NATIVE_FLOAT128
+using float128 = LIBC_NAMESPACE::fputil::Float128;
+#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
+
long long llrintf128(float128 x);
} // namespace LIBC_NAMESPACE_DECL
diff --git a/libc/test/shared/shared_math_constexpr_test.cpp b/libc/test/shared/shared_math_constexpr_test.cpp
index 67d96c763aa75..b8c5a87b69d63 100644
--- a/libc/test/shared/shared_math_constexpr_test.cpp
+++ b/libc/test/shared/shared_math_constexpr_test.cpp
@@ -381,6 +381,8 @@ static_assert(0 == LIBC_NAMESPACE::shared::isnanl(0.0L));
//===----------------------------------------------------------------------===//
static_assert(Float128(0.0) == LIBC_NAMESPACE::shared::ceilf128(Float128(0.0)));
+
+static_assert(0LL == LIBC_NAMESPACE::shared::llrintf128(Float128(0.0)));
static_assert(0L == LIBC_NAMESPACE::shared::lrintf128(Float128(0.0)));
static_assert(float128(0.0) == LIBC_NAMESPACE::shared::rintf128(Float128(0.0)));
static_assert(Float128(0.0) ==
@@ -489,8 +491,6 @@ static_assert(0.0f ==
LIBC_NAMESPACE::shared::fmulf128(float128(0.0), float128(0.0)));
static_assert(0.0f ==
LIBC_NAMESPACE::shared::fsubf128(float128(0.0), float128(0.0)));
-
-static_assert(0LL == LIBC_NAMESPACE::shared::llrintf128(float128(0.0)));
static_assert(0LL == LIBC_NAMESPACE::shared::llroundf128(float128(0.0)));
static_assert(0L == LIBC_NAMESPACE::shared::lroundf128(float128(0.0)));
static_assert(float128(0.0) ==
diff --git a/libc/test/shared/shared_math_test.cpp b/libc/test/shared/shared_math_test.cpp
index c76ffe47d1a5f..2173627e36422 100644
--- a/libc/test/shared/shared_math_test.cpp
+++ b/libc/test/shared/shared_math_test.cpp
@@ -582,6 +582,7 @@ TEST(LlvmLibcSharedMathTest, AllLongDouble) {
// Emulated float128 tests
TEST(LlvmLibcSharedMathTest, AllEmuFloat128) {
EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::ceilf128(Float128(0.0)));
+ EXPECT_EQ(0LL, LIBC_NAMESPACE::shared::llrintf128(Float128(0.0)));
EXPECT_EQ(0L, LIBC_NAMESPACE::shared::lrintf128(Float128(0.0)));
EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::rintf128(Float128(0.0)));
EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::floorf128(Float128(0.0)));
@@ -743,7 +744,6 @@ TEST(LlvmLibcSharedMathTest, AllFloat128) {
LIBC_NAMESPACE::shared::fsubf128(float128(0.0), float128(0.0)));
EXPECT_FP_EQ(0x0p+0f,
LIBC_NAMESPACE::shared::fmulf128(float128(0.0), float128(0.0)));
- EXPECT_EQ(0LL, LIBC_NAMESPACE::shared::llrintf128(float128(0.0)));
EXPECT_EQ(0LL, LIBC_NAMESPACE::shared::llroundf128(float128(0.0)));
EXPECT_EQ(0L, LIBC_NAMESPACE::shared::lroundf128(float128(0.0)));
EXPECT_FP_EQ(float128(0.0),
diff --git a/libc/test/src/math/smoke/CMakeLists.txt b/libc/test/src/math/smoke/CMakeLists.txt
index 75640be760101..1b1f05afe621b 100644
--- a/libc/test/src/math/smoke/CMakeLists.txt
+++ b/libc/test/src/math/smoke/CMakeLists.txt
@@ -1372,6 +1372,7 @@ add_fp_unittest(
HDRS
RoundToIntegerTest.h
DEPENDS
+ libc.src.__support.FPUtil.float128
libc.src.errno.errno
libc.src.math.llrintf128
libc.src.__support.CPP.algorithm
diff --git a/libc/test/src/math/smoke/llrintf128_test.cpp b/libc/test/src/math/smoke/llrintf128_test.cpp
index 8847b2918e631..1c540bd7f45d2 100644
--- a/libc/test/src/math/smoke/llrintf128_test.cpp
+++ b/libc/test/src/math/smoke/llrintf128_test.cpp
@@ -7,8 +7,13 @@
//===----------------------------------------------------------------------===//
#include "RoundToIntegerTest.h"
+#include "src/__support/FPUtil/float128.h"
#include "src/math/llrintf128.h"
+#ifndef LIBC_TYPES_HAS_NATIVE_FLOAT128
+using float128 = LIBC_NAMESPACE::fputil::Float128;
+#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
+
LIST_ROUND_TO_INTEGER_TESTS_WITH_MODES(float128, long long,
LIBC_NAMESPACE::llrintf128)
diff --git a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
index 205f5dc33fe2b..a00c09730f836 100644
--- a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
@@ -6389,9 +6389,9 @@ libc_support_library(
name = "__support_math_llrintf128",
hdrs = ["src/__support/math/llrintf128.h"],
deps = [
+ ":__support_fputil_float128",
":__support_fputil_nearest_integer_operations",
":__support_macros_config",
- ":llvm_libc_types_float128",
],
)
@@ -12532,6 +12532,8 @@ libc_math_function(
libc_math_function(
name = "llrintf128",
additional_deps = [
+ ":__support_cpp_bit",
+ ":__support_fputil_float128",
":__support_math_llrintf128",
],
)
diff --git a/utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel
index 555824d3c98f7..00ee1cb6749a8 100644
--- a/utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel
@@ -1030,6 +1030,9 @@ math_test(
math_test(
name = "llrintf128",
hdrs = ["RoundToIntegerTest.h"],
+ deps = [
+ "//libc:__support_fputil_float128",
+ ],
)
math_test(
>From c781e4624b2e7c2f9af351259cf7a0d38d1d28c8 Mon Sep 17 00:00:00 2001
From: Sukumarsawant <sawantsukumar at gmail.com>
Date: Wed, 19 Aug 2026 01:28:34 +0530
Subject: [PATCH 4/4] nit
---
libc/test/src/math/smoke/RoundToIntegerTest.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libc/test/src/math/smoke/RoundToIntegerTest.h b/libc/test/src/math/smoke/RoundToIntegerTest.h
index 8cbc536e3db0f..14d57f80a593f 100644
--- a/libc/test/src/math/smoke/RoundToIntegerTest.h
+++ b/libc/test/src/math/smoke/RoundToIntegerTest.h
@@ -109,7 +109,7 @@ class RoundToIntegerTestTemplate
continue;
// All subnormal numbers should round to zero.
if (TestModes) {
- if (x > 0) {
+ if (x > FloatType(0.0)) {
ASSERT_EQ_ROUNDING_UPWARD(IntType(1), func(x));
ASSERT_EQ_ROUNDING_DOWNWARD(IntType(0), func(x));
ASSERT_EQ_ROUNDING_TOWARD_ZERO(IntType(0), func(x));
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