[libc-commits] [libc] [llvm] [libc] Modify `roundf128` to use emulated Float128 type (PR #216563)
via libc-commits
libc-commits at lists.llvm.org
Wed Aug 19 03:05:48 PDT 2026
llvmorg-github-actions[bot] wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-libc
Author: Zorojuro (Sukumarsawant)
<details>
<summary>Changes</summary>
---
Full diff: https://github.com/llvm/llvm-project/pull/216563.diff
28 Files Affected:
- (modified) libc/config/baremetal/aarch64/entrypoints.txt (+1-1)
- (modified) libc/config/baremetal/arm/entrypoints.txt (+1-1)
- (modified) libc/config/baremetal/riscv/entrypoints.txt (+1-1)
- (modified) libc/config/darwin/aarch64/entrypoints.txt (+1-1)
- (modified) libc/config/darwin/x86_64/entrypoints.txt (+1)
- (modified) libc/config/freebsd/x86_64/entrypoints.txt (+1-1)
- (modified) libc/config/gpu/amdgpu/entrypoints.txt (+1)
- (modified) libc/config/gpu/nvptx/entrypoints.txt (+1)
- (modified) libc/config/linux/aarch64/entrypoints.txt (+1-1)
- (modified) libc/config/linux/arm/entrypoints.txt (+1)
- (modified) libc/config/linux/riscv/entrypoints.txt (+1-1)
- (modified) libc/config/linux/x86_64/entrypoints.txt (+1-1)
- (modified) libc/config/windows/entrypoints.txt (+1)
- (modified) libc/shared/math/roundf128.h (-6)
- (modified) libc/src/__support/math/CMakeLists.txt (+1-1)
- (modified) libc/src/__support/math/roundf128.h (+4-7)
- (modified) libc/src/math/generic/CMakeLists.txt (+1)
- (modified) libc/src/math/generic/roundf128.cpp (+4-1)
- (modified) libc/src/math/roundf128.h (+5)
- (modified) libc/test/shared/shared_math_constexpr_test.cpp (+2-2)
- (modified) libc/test/shared/shared_math_test.cpp (+1-1)
- (modified) libc/test/src/math/CMakeLists.txt (+15)
- (added) libc/test/src/math/roundf128_test.cpp (+18)
- (modified) libc/test/src/math/smoke/CMakeLists.txt (+1)
- (modified) libc/test/src/math/smoke/roundf128_test.cpp (+5-1)
- (modified) utils/bazel/llvm-project-overlay/libc/BUILD.bazel (+3-1)
- (modified) utils/bazel/llvm-project-overlay/libc/test/src/math/BUILD.bazel (+6)
- (modified) utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel (+3)
``````````diff
diff --git a/libc/config/baremetal/aarch64/entrypoints.txt b/libc/config/baremetal/aarch64/entrypoints.txt
index fc798bb528dde..8b47da7db8fe1 100644
--- a/libc/config/baremetal/aarch64/entrypoints.txt
+++ b/libc/config/baremetal/aarch64/entrypoints.txt
@@ -549,6 +549,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.roundevenf
libc.src.math.roundevenl
libc.src.math.roundf
+ libc.src.math.roundf128
libc.src.math.roundl
libc.src.math.scalbln
libc.src.math.scalblnf
@@ -786,7 +787,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.remquof128
libc.src.math.rintf128
libc.src.math.roundevenf128
- libc.src.math.roundf128
libc.src.math.scalblnf128
libc.src.math.scalbnf128
libc.src.math.setpayloadf128
diff --git a/libc/config/baremetal/arm/entrypoints.txt b/libc/config/baremetal/arm/entrypoints.txt
index e79bfe4304a14..5dd4116d22bbe 100644
--- a/libc/config/baremetal/arm/entrypoints.txt
+++ b/libc/config/baremetal/arm/entrypoints.txt
@@ -561,6 +561,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.roundevenf
libc.src.math.roundevenl
libc.src.math.roundf
+ libc.src.math.roundf128
libc.src.math.roundl
libc.src.math.scalbln
libc.src.math.scalblnf
@@ -797,7 +798,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.remquof128
libc.src.math.rintf128
libc.src.math.roundevenf128
- libc.src.math.roundf128
libc.src.math.scalblnf128
libc.src.math.scalbnf128
libc.src.math.setpayloadf128
diff --git a/libc/config/baremetal/riscv/entrypoints.txt b/libc/config/baremetal/riscv/entrypoints.txt
index e0abebf1c0a2e..2817786c254bd 100644
--- a/libc/config/baremetal/riscv/entrypoints.txt
+++ b/libc/config/baremetal/riscv/entrypoints.txt
@@ -557,6 +557,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.roundevenf
libc.src.math.roundevenl
libc.src.math.roundf
+ libc.src.math.roundf128
libc.src.math.roundl
libc.src.math.scalbln
libc.src.math.scalblnf
@@ -794,7 +795,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.remquof128
libc.src.math.rintf128
libc.src.math.roundevenf128
- libc.src.math.roundf128
libc.src.math.scalblnf128
libc.src.math.scalbnf128
libc.src.math.setpayloadf128
diff --git a/libc/config/darwin/aarch64/entrypoints.txt b/libc/config/darwin/aarch64/entrypoints.txt
index 1201a34ee2bf8..2e29d83631720 100644
--- a/libc/config/darwin/aarch64/entrypoints.txt
+++ b/libc/config/darwin/aarch64/entrypoints.txt
@@ -368,6 +368,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.roundevenf
libc.src.math.roundevenl
libc.src.math.roundf
+ libc.src.math.roundf128
libc.src.math.roundl
libc.src.math.scalbln
libc.src.math.scalblnf
@@ -606,7 +607,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.remquof128
libc.src.math.rintf128
libc.src.math.roundevenf128
- libc.src.math.roundf128
libc.src.math.scalblnf128
libc.src.math.scalbnf128
libc.src.math.setpayloadf128
diff --git a/libc/config/darwin/x86_64/entrypoints.txt b/libc/config/darwin/x86_64/entrypoints.txt
index dec48a3800d03..106e2ab4459b4 100644
--- a/libc/config/darwin/x86_64/entrypoints.txt
+++ b/libc/config/darwin/x86_64/entrypoints.txt
@@ -219,6 +219,7 @@ set(TARGET_LIBM_ENTRYPOINTS
#libc.src.math.rintl
#libc.src.math.round
#libc.src.math.roundf
+ #libc.src.math.roundf128
#libc.src.math.roundl
#libc.src.math.sincosf
#libc.src.math.sinhf
diff --git a/libc/config/freebsd/x86_64/entrypoints.txt b/libc/config/freebsd/x86_64/entrypoints.txt
index 9103f481f196e..79df4a4542b99 100644
--- a/libc/config/freebsd/x86_64/entrypoints.txt
+++ b/libc/config/freebsd/x86_64/entrypoints.txt
@@ -269,6 +269,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundf
+ libc.src.math.roundf128
libc.src.math.roundl
libc.src.math.scalbln
libc.src.math.scalblnf
@@ -544,7 +545,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.remquof128
libc.src.math.rintf128
libc.src.math.roundevenf128
- libc.src.math.roundf128
libc.src.math.scalblnf128
libc.src.math.scalbnf128
libc.src.math.setpayloadf128
diff --git a/libc/config/gpu/amdgpu/entrypoints.txt b/libc/config/gpu/amdgpu/entrypoints.txt
index b6f46fd5a2fa1..4486accf99611 100644
--- a/libc/config/gpu/amdgpu/entrypoints.txt
+++ b/libc/config/gpu/amdgpu/entrypoints.txt
@@ -492,6 +492,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.roundevenl
libc.src.math.round
libc.src.math.roundf
+ libc.src.math.roundf128
libc.src.math.roundl
libc.src.math.scalbln
libc.src.math.scalblnf
diff --git a/libc/config/gpu/nvptx/entrypoints.txt b/libc/config/gpu/nvptx/entrypoints.txt
index 3f437ade637c9..2acf3d0e5bf91 100644
--- a/libc/config/gpu/nvptx/entrypoints.txt
+++ b/libc/config/gpu/nvptx/entrypoints.txt
@@ -489,6 +489,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.roundevenl
libc.src.math.round
libc.src.math.roundf
+ libc.src.math.roundf128
libc.src.math.roundl
libc.src.math.scalbln
libc.src.math.scalblnf
diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index ce5a165631fda..ffd65682e76c6 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -708,6 +708,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.roundevenf
libc.src.math.roundevenl
libc.src.math.roundf
+ libc.src.math.roundf128
libc.src.math.roundl
libc.src.math.scalbln
libc.src.math.scalblnf
@@ -939,7 +940,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.remquof128
libc.src.math.rintf128
libc.src.math.roundevenf128
- libc.src.math.roundf128
libc.src.math.scalblnf128
libc.src.math.scalbnf128
libc.src.math.setpayloadf128
diff --git a/libc/config/linux/arm/entrypoints.txt b/libc/config/linux/arm/entrypoints.txt
index be25168104c48..0f6d47a198d72 100644
--- a/libc/config/linux/arm/entrypoints.txt
+++ b/libc/config/linux/arm/entrypoints.txt
@@ -520,6 +520,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundf
+ libc.src.math.roundf128
libc.src.math.roundl
libc.src.math.scalbln
libc.src.math.scalblnf
diff --git a/libc/config/linux/riscv/entrypoints.txt b/libc/config/linux/riscv/entrypoints.txt
index 48b08925f7904..d3d0e5297283a 100644
--- a/libc/config/linux/riscv/entrypoints.txt
+++ b/libc/config/linux/riscv/entrypoints.txt
@@ -776,6 +776,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.roundevenf
libc.src.math.roundevenl
libc.src.math.roundf
+ libc.src.math.roundf128
libc.src.math.roundl
libc.src.math.scalbln
libc.src.math.scalblnf
@@ -1024,7 +1025,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.remquof128
libc.src.math.rintf128
libc.src.math.roundevenf128
- libc.src.math.roundf128
libc.src.math.scalblnf128
libc.src.math.scalbnf128
libc.src.math.setpayloadf128
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index 42b82150defa2..dca27dd447db5 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -786,6 +786,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.roundevenf
libc.src.math.roundevenl
libc.src.math.roundf
+ libc.src.math.roundf128
libc.src.math.roundl
libc.src.math.scalbln
libc.src.math.scalblnf
@@ -1034,7 +1035,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.remquof128
libc.src.math.rintf128
libc.src.math.roundevenf128
- libc.src.math.roundf128
libc.src.math.scalblnf128
libc.src.math.scalbnf128
libc.src.math.setpayloadf128
diff --git a/libc/config/windows/entrypoints.txt b/libc/config/windows/entrypoints.txt
index bca17c61b6e25..799ee6950dd1a 100644
--- a/libc/config/windows/entrypoints.txt
+++ b/libc/config/windows/entrypoints.txt
@@ -302,6 +302,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.rintl
libc.src.math.round
libc.src.math.roundf
+ libc.src.math.roundf128
libc.src.math.roundl
libc.src.math.scalbln
libc.src.math.scalblnf
diff --git a/libc/shared/math/roundf128.h b/libc/shared/math/roundf128.h
index e781d2d82f5d5..44eb2854842f9 100644
--- a/libc/shared/math/roundf128.h
+++ b/libc/shared/math/roundf128.h
@@ -9,10 +9,6 @@
#ifndef LLVM_LIBC_SHARED_MATH_ROUNDF128_H
#define LLVM_LIBC_SHARED_MATH_ROUNDF128_H
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#include "shared/libc_common.h"
#include "src/__support/math/roundf128.h"
@@ -24,6 +20,4 @@ using math::roundf128;
} // namespace shared
} // namespace LIBC_NAMESPACE_DECL
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#endif // LLVM_LIBC_SHARED_MATH_ROUNDF128_H
diff --git a/libc/src/__support/math/CMakeLists.txt b/libc/src/__support/math/CMakeLists.txt
index 4db173cfd33a8..0bafe453ed786 100644
--- a/libc/src/__support/math/CMakeLists.txt
+++ b/libc/src/__support/math/CMakeLists.txt
@@ -2550,7 +2550,7 @@ add_header_library(
HDRS
roundf128.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/roundf128.h b/libc/src/__support/math/roundf128.h
index bb4767ad88d83..3c04b2cd83e89 100644
--- a/libc/src/__support/math/roundf128.h
+++ b/libc/src/__support/math/roundf128.h
@@ -9,23 +9,20 @@
#ifndef LLVM_LIBC_SRC___SUPPORT_MATH_ROUNDF128_H
#define LLVM_LIBC_SRC___SUPPORT_MATH_ROUNDF128_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 roundf128(float128 x) {
+using LIBC_NAMESPACE::fputil::Float128;
+
+LIBC_INLINE constexpr Float128 roundf128(Float128 x) {
return fputil::round(x);
}
} // namespace math
} // namespace LIBC_NAMESPACE_DECL
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#endif // LLVM_LIBC_SRC___SUPPORT_MATH_ROUNDF128_H
diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt
index 4c863ef21e1a1..3f47c153b15fd 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -725,6 +725,7 @@ add_entrypoint_object(
HDRS
../roundf128.h
DEPENDS
+ libc.src.__support.CPP.bit
libc.src.__support.math.roundf128
)
diff --git a/libc/src/math/generic/roundf128.cpp b/libc/src/math/generic/roundf128.cpp
index 5b2b4c44b2f98..760735cd10a68 100644
--- a/libc/src/math/generic/roundf128.cpp
+++ b/libc/src/math/generic/roundf128.cpp
@@ -7,12 +7,15 @@
//===----------------------------------------------------------------------===//
#include "src/math/roundf128.h"
+#include "src/__support/CPP/bit.h"
#include "src/__support/math/roundf128.h"
namespace LIBC_NAMESPACE_DECL {
+using LIBC_NAMESPACE::fputil::Float128;
+
LLVM_LIBC_FUNCTION(float128, roundf128, (float128 x)) {
- return math::roundf128(x);
+ return cpp::bit_cast<float128>(math::roundf128(cpp::bit_cast<Float128>(x)));
}
} // namespace LIBC_NAMESPACE_DECL
diff --git a/libc/src/math/roundf128.h b/libc/src/math/roundf128.h
index ef56d04a1696d..bf787f4fc42f7 100644
--- a/libc/src/math/roundf128.h
+++ b/libc/src/math/roundf128.h
@@ -9,11 +9,16 @@
#ifndef LLVM_LIBC_SRC_MATH_ROUNDF128_H
#define LLVM_LIBC_SRC_MATH_ROUNDF128_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 roundf128(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..365b6c9ad498d 100644
--- a/libc/test/shared/shared_math_constexpr_test.cpp
+++ b/libc/test/shared/shared_math_constexpr_test.cpp
@@ -383,6 +383,8 @@ 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::floorf128(Float128(0.0)));
+static_assert(Float128(0.0) ==
+ LIBC_NAMESPACE::shared::roundf128(Float128(0.0)));
//===----------------------------------------------------------------------===//
// Native Float128 Tests
@@ -507,8 +509,6 @@ static_assert(1 == [] {
LIBC_NAMESPACE::shared::nanf128(&arg))
.is_nan();
}());
-static_assert(float128(0.0) ==
- LIBC_NAMESPACE::shared::roundf128(float128(0.0)));
static_assert(float128(0.0) ==
LIBC_NAMESPACE::shared::roundevenf128(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 950d8c2eebe1a..91f5050c7abdb 100644
--- a/libc/test/shared/shared_math_test.cpp
+++ b/libc/test/shared/shared_math_test.cpp
@@ -585,6 +585,7 @@ TEST(LlvmLibcSharedMathTest, AllEmuFloat128) {
LIBC_NAMESPACE::shared::atan2f128(Float128(0.0), Float128(0.0)));
EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::ceilf128(Float128(0.0)));
EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::floorf128(Float128(0.0)));
+ EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::roundf128(Float128(0.0)));
EXPECT_FP_EQ(Float128(1.0), LIBC_NAMESPACE::shared::sqrtf128(Float128(1.0)));
}
@@ -752,7 +753,6 @@ TEST(LlvmLibcSharedMathTest, AllFloat128) {
EXPECT_EQ(0, LIBC_NAMESPACE::shared::isnanf128(float128(0.0)));
EXPECT_EQ(0, LIBC_NAMESPACE::shared::issignalingf128(float128(0.0)));
EXPECT_TRUE(FPBits(LIBC_NAMESPACE::shared::nanf128("")).is_nan());
- EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::roundf128(float128(0.0)));
EXPECT_FP_EQ(float128(0.0),
LIBC_NAMESPACE::shared::roundevenf128(float128(0.0)));
EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::truncf128(float128(0.0)));
diff --git a/libc/test/src/math/CMakeLists.txt b/libc/test/src/math/CMakeLists.txt
index f7edfb3210a4d..7d20cedc0f7bf 100644
--- a/libc/test/src/math/CMakeLists.txt
+++ b/libc/test/src/math/CMakeLists.txt
@@ -619,6 +619,21 @@ add_fp_unittest(
libc.src.__support.FPUtil.fp_bits
)
+add_fp_unittest(
+ roundf128_test
+ NEED_MPFR_F128
+ SUITE
+ libc-math-unittests
+ SRCS
+ roundf128_test.cpp
+ HDRS
+ RoundTest.h
+ DEPENDS
+ libc.src.math.roundf128
+ libc.src.__support.CPP.algorithm
+ libc.src.__support.FPUtil.float128
+)
+
add_fp_unittest(
roundeven_test
NEED_MPFR
diff --git a/libc/test/src/math/roundf128_test.cpp b/libc/test/src/math/roundf128_test.cpp
new file mode 100644
index 0000000000000..6b926b6b24691
--- /dev/null
+++ b/libc/test/src/math/roundf128_test.cpp
@@ -0,0 +1,18 @@
+//===-- Unittests for roundf128 -------------------------------------------===//
+//
+// 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 "RoundTest.h"
+
+#include "src/__support/FPUtil/float128.h"
+#include "src/math/roundf128.h"
+
+#ifndef LIBC_TYPES_HAS_NATIVE_FLOAT128
+using float128 = LIBC_NAMESPACE::fputil::Float128;
+#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
+
+LIST_ROUND_TESTS(float128, LIBC_NAMESPACE::roundf128)
diff --git a/libc/test/src/math/smoke/CMakeLists.txt b/libc/test/src/math/smoke/CMakeLists.txt
index d7efbba3e290e..41a34d3cb1edf 100644
--- a/libc/test/src/math/smoke/CMakeLists.txt
+++ b/libc/test/src/math/smoke/CMakeLists.txt
@@ -828,6 +828,7 @@ add_fp_unittest(
RoundTest.h
DEPENDS
libc.src.math.roundf128
+ libc.src.__support.FPUtil.float128
libc.src.__support.FPUtil.fp_bits
)
diff --git a/libc/test/src/math/smoke/roundf128_test.cpp b/libc/test/src/math/smoke/roundf128_test.cpp
index 01c70c87667b6..c1e1a497a7d50 100644
--- a/libc/test/src/math/smoke/roundf128_test.cpp
+++ b/libc/test/src/math/smoke/roundf128_test.cpp
@@ -7,7 +7,11 @@
//===----------------------------------------------------------------------===//
#include "RoundTest.h"
-
+#include "src/__support/FPUtil/float128.h"
#include "src/math/roundf128.h"
+#ifndef LIBC_TYPES_HAS_NATIVE_FLOAT128
+using float128 = LIBC_NAMESPACE::fputil::Float128;
+#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
+
LIST_ROUND_TESTS(float128, LIBC_NAMESPACE::roundf128)
diff --git a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
index a14b70d381b7e..fbc88e4781bd5 100644
--- a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
@@ -7030,9 +7030,9 @@ libc_support_library(
name = "__support_math_roundf128",
hdrs = ["src/__support/math/roundf128.h"],
deps = [
+ ":__support_fputil_float128",
":__support_fputil_nearest_integer_operations",
":__support_macros_config",
- ":llvm_libc_types_float128",
],
)
@@ -13267,6 +13267,8 @@ libc_math_function(
libc_math_function(
name = "roundf128",
additional_deps = [
+ ":__support_cpp_bit",
+ ":__support_fputil_float128",
":__support_math_roundf128",
],
)
diff --git a/utils/bazel/llvm-project-overlay/libc/test/src/math/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/test/src/math/BUILD.bazel
index a063be652aa9b..601db61b6a6fc 100644
--- a/utils/bazel/llvm-project-overlay/libc/test/src/math/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/test/src/math/BUILD.bazel
@@ -515,6 +515,12 @@ math_mpfr_test(
hdrs = ["RoundTest.h"],
)
+math_mpfr_test(
+ name = "roundf128",
+ hdrs = ["RoundTest.h"],
+ deps = ["//libc:__support_fputil_float128"],
+)
+
math_mpfr_test(name = "sin")
math_mpfr_test(
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 8b0c8f819c41f..96c5c3b89e7ed 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
@@ -1414,6 +1414,9 @@ math_test(
math_test(
name = "roundf128",
hdrs = ["RoundTest.h"],
+ deps = [
+ "//libc:__support_fputil_float128",
+ ],
)
math_test(
``````````
</details>
https://github.com/llvm/llvm-project/pull/216563
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