[llvm-branch-commits] [libc] [llvm] [libc] Make fmaximum/fminimum functions use the emulated float128 type (PR #217390)
via llvm-branch-commits
llvm-branch-commits at lists.llvm.org
Fri Aug 21 03:48:57 PDT 2026
https://github.com/Sukumarsawant updated https://github.com/llvm/llvm-project/pull/217390
>From c65b4a7ec2f0fb1869b863c68b939c1524e4d9b2 Mon Sep 17 00:00:00 2001
From: Sukumarsawant <sawantsukumar at gmail.com>
Date: Wed, 19 Aug 2026 22:09:51 +0530
Subject: [PATCH 1/4] fmaximumf128
---
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/fmaximumf128.h | 6 ------
libc/src/__support/math/CMakeLists.txt | 2 +-
libc/src/__support/math/fmaximumf128.h | 11 ++++-------
libc/src/math/fmaximumf128.h | 5 +++++
libc/src/math/generic/CMakeLists.txt | 1 +
libc/src/math/generic/fmaximumf128.cpp | 6 +++++-
libc/test/shared/shared_math_constexpr_test.cpp | 6 +++---
libc/test/shared/shared_math_test.cpp | 6 +++---
libc/test/src/math/smoke/CMakeLists.txt | 1 +
libc/test/src/math/smoke/fmaximumf128_test.cpp | 5 +++++
utils/bazel/llvm-project-overlay/libc/BUILD.bazel | 4 +++-
.../libc/test/src/math/smoke/BUILD.bazel | 3 +++
25 files changed, 47 insertions(+), 30 deletions(-)
diff --git a/libc/config/baremetal/aarch64/entrypoints.txt b/libc/config/baremetal/aarch64/entrypoints.txt
index 948b1f951a0ff..dd68a395e27e4 100644
--- a/libc/config/baremetal/aarch64/entrypoints.txt
+++ b/libc/config/baremetal/aarch64/entrypoints.txt
@@ -434,6 +434,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaximum_numf
libc.src.math.fmaximum_numl
libc.src.math.fmaximumf
+ libc.src.math.fmaximumf128
libc.src.math.fmaximuml
libc.src.math.fmaxl
libc.src.math.fmin
@@ -761,7 +762,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fmaximum_mag_numf128
libc.src.math.fmaximum_magf128
libc.src.math.fmaximum_numf128
- libc.src.math.fmaximumf128
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
diff --git a/libc/config/baremetal/arm/entrypoints.txt b/libc/config/baremetal/arm/entrypoints.txt
index 586fd0cc8c559..796f8708ede19 100644
--- a/libc/config/baremetal/arm/entrypoints.txt
+++ b/libc/config/baremetal/arm/entrypoints.txt
@@ -446,6 +446,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaximum_numf
libc.src.math.fmaximum_numl
libc.src.math.fmaximumf
+ libc.src.math.fmaximumf128
libc.src.math.fmaximuml
libc.src.math.fmaxl
libc.src.math.fmin
@@ -772,7 +773,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fmaximum_mag_numf128
libc.src.math.fmaximum_magf128
libc.src.math.fmaximum_numf128
- libc.src.math.fmaximumf128
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
diff --git a/libc/config/baremetal/riscv/entrypoints.txt b/libc/config/baremetal/riscv/entrypoints.txt
index b588845bb9966..e5484f1443307 100644
--- a/libc/config/baremetal/riscv/entrypoints.txt
+++ b/libc/config/baremetal/riscv/entrypoints.txt
@@ -442,6 +442,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaximum_numf
libc.src.math.fmaximum_numl
libc.src.math.fmaximumf
+ libc.src.math.fmaximumf128
libc.src.math.fmaximuml
libc.src.math.fmaxl
libc.src.math.fmin
@@ -769,7 +770,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fmaximum_mag_numf128
libc.src.math.fmaximum_magf128
libc.src.math.fmaximum_numf128
- libc.src.math.fmaximumf128
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
diff --git a/libc/config/darwin/aarch64/entrypoints.txt b/libc/config/darwin/aarch64/entrypoints.txt
index cbefabc5e5b46..6e11e4ea20b1d 100644
--- a/libc/config/darwin/aarch64/entrypoints.txt
+++ b/libc/config/darwin/aarch64/entrypoints.txt
@@ -253,6 +253,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaximum_numf
libc.src.math.fmaximum_numl
libc.src.math.fmaximumf
+ libc.src.math.fmaximumf128
libc.src.math.fmaximuml
libc.src.math.fmaxl
libc.src.math.fmin
@@ -581,7 +582,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fmaximum_mag_numf128
libc.src.math.fmaximum_magf128
libc.src.math.fmaximum_numf128
- libc.src.math.fmaximumf128
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
diff --git a/libc/config/darwin/x86_64/entrypoints.txt b/libc/config/darwin/x86_64/entrypoints.txt
index 2ce5a057c4e9b..08aa3195541e1 100644
--- a/libc/config/darwin/x86_64/entrypoints.txt
+++ b/libc/config/darwin/x86_64/entrypoints.txt
@@ -158,6 +158,7 @@ set(TARGET_LIBM_ENTRYPOINTS
#libc.src.math.fmax
#libc.src.math.fmaxf
#libc.src.math.fmaxf128
+ #libc.src.math.fmaximumf128
#libc.src.math.fmaxl
#libc.src.math.fmin
#libc.src.math.fminf
diff --git a/libc/config/freebsd/x86_64/entrypoints.txt b/libc/config/freebsd/x86_64/entrypoints.txt
index 954e152d0fc33..1c46145210e02 100644
--- a/libc/config/freebsd/x86_64/entrypoints.txt
+++ b/libc/config/freebsd/x86_64/entrypoints.txt
@@ -183,6 +183,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaxl
libc.src.math.fmaximum
libc.src.math.fmaximumf
+ libc.src.math.fmaximumf128
libc.src.math.fmaximuml
libc.src.math.fmaximum_num
libc.src.math.fmaximum_numf
@@ -520,7 +521,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fmaximum_mag_numf128
libc.src.math.fmaximum_magf128
libc.src.math.fmaximum_numf128
- libc.src.math.fmaximumf128
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
diff --git a/libc/config/gpu/amdgpu/entrypoints.txt b/libc/config/gpu/amdgpu/entrypoints.txt
index 266ca3bd75da9..707d0a15ebb9c 100644
--- a/libc/config/gpu/amdgpu/entrypoints.txt
+++ b/libc/config/gpu/amdgpu/entrypoints.txt
@@ -372,6 +372,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaxf128
libc.src.math.fmaximum
libc.src.math.fmaximumf
+ libc.src.math.fmaximumf128
libc.src.math.fmaximuml
libc.src.math.fmaximum_mag
libc.src.math.fmaximum_magf
diff --git a/libc/config/gpu/nvptx/entrypoints.txt b/libc/config/gpu/nvptx/entrypoints.txt
index 099cbfb3ddc8e..e3aa79614488d 100644
--- a/libc/config/gpu/nvptx/entrypoints.txt
+++ b/libc/config/gpu/nvptx/entrypoints.txt
@@ -368,6 +368,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaxf128
libc.src.math.fmaximum
libc.src.math.fmaximumf
+ libc.src.math.fmaximumf128
libc.src.math.fmaximuml
libc.src.math.fmaximum_mag
libc.src.math.fmaximum_magf
diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index d8e46ea3a9f75..3a2b06c71ec3b 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -594,6 +594,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaximum_numf
libc.src.math.fmaximum_numl
libc.src.math.fmaximumf
+ libc.src.math.fmaximumf128
libc.src.math.fmaximuml
libc.src.math.fmaxl
libc.src.math.fmin
@@ -915,7 +916,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fmaximum_mag_numf128
libc.src.math.fmaximum_magf128
libc.src.math.fmaximum_numf128
- libc.src.math.fmaximumf128
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
diff --git a/libc/config/linux/arm/entrypoints.txt b/libc/config/linux/arm/entrypoints.txt
index 4e915aa46ed4a..e2f32531d025c 100644
--- a/libc/config/linux/arm/entrypoints.txt
+++ b/libc/config/linux/arm/entrypoints.txt
@@ -421,6 +421,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaximum_numf
libc.src.math.fmaximum_numl
libc.src.math.fmaximumf
+ libc.src.math.fmaximumf128
libc.src.math.fmaximuml
libc.src.math.fmaxl
libc.src.math.fmin
diff --git a/libc/config/linux/riscv/entrypoints.txt b/libc/config/linux/riscv/entrypoints.txt
index f7b88095dc6c0..ed7cbaffc69f2 100644
--- a/libc/config/linux/riscv/entrypoints.txt
+++ b/libc/config/linux/riscv/entrypoints.txt
@@ -662,6 +662,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaximum_numf
libc.src.math.fmaximum_numl
libc.src.math.fmaximumf
+ libc.src.math.fmaximumf128
libc.src.math.fmaximuml
libc.src.math.fmaxl
libc.src.math.fmin
@@ -1000,7 +1001,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fmaximum_mag_numf128
libc.src.math.fmaximum_magf128
libc.src.math.fmaximum_numf128
- libc.src.math.fmaximumf128
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index 022f1a8825d60..33640b0125807 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -672,6 +672,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaximum_numf
libc.src.math.fmaximum_numl
libc.src.math.fmaximumf
+ libc.src.math.fmaximumf128
libc.src.math.fmaximuml
libc.src.math.fmaxl
libc.src.math.fmin
@@ -1010,7 +1011,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fmaximum_mag_numf128
libc.src.math.fmaximum_magf128
libc.src.math.fmaximum_numf128
- libc.src.math.fmaximumf128
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
diff --git a/libc/config/windows/entrypoints.txt b/libc/config/windows/entrypoints.txt
index 28a239c68a6f9..c8153baf2bec7 100644
--- a/libc/config/windows/entrypoints.txt
+++ b/libc/config/windows/entrypoints.txt
@@ -216,6 +216,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaxl
libc.src.math.fmaximum
libc.src.math.fmaximumf
+ libc.src.math.fmaximumf128
libc.src.math.fmaximuml
libc.src.math.fmaximum_num
libc.src.math.fmaximum_numf
diff --git a/libc/shared/math/fmaximumf128.h b/libc/shared/math/fmaximumf128.h
index 12b53d74e4f7e..af6beefbb99fb 100644
--- a/libc/shared/math/fmaximumf128.h
+++ b/libc/shared/math/fmaximumf128.h
@@ -9,10 +9,6 @@
#ifndef LLVM_LIBC_SHARED_MATH_FMAXIMUMF128_H
#define LLVM_LIBC_SHARED_MATH_FMAXIMUMF128_H
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#include "shared/libc_common.h"
#include "src/__support/math/fmaximumf128.h"
@@ -24,6 +20,4 @@ using math::fmaximumf128;
} // namespace shared
} // namespace LIBC_NAMESPACE_DECL
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#endif // LLVM_LIBC_SHARED_MATH_FMAXIMUMF128_H
diff --git a/libc/src/__support/math/CMakeLists.txt b/libc/src/__support/math/CMakeLists.txt
index 92123e0bd81f9..3b1454eba92ec 100644
--- a/libc/src/__support/math/CMakeLists.txt
+++ b/libc/src/__support/math/CMakeLists.txt
@@ -899,7 +899,7 @@ add_header_library(
HDRS
fmaximumf128.h
DEPENDS
- libc.include.llvm-libc-types.float128
+ libc.src.__support.FPUtil.float128
libc.src.__support.FPUtil.basic_operations
libc.src.__support.macros.config
)
diff --git a/libc/src/__support/math/fmaximumf128.h b/libc/src/__support/math/fmaximumf128.h
index 136b16419cd58..91326ef27887f 100644
--- a/libc/src/__support/math/fmaximumf128.h
+++ b/libc/src/__support/math/fmaximumf128.h
@@ -9,23 +9,20 @@
#ifndef LLVM_LIBC_SRC___SUPPORT_MATH_FMAXIMUMF128_H
#define LLVM_LIBC_SRC___SUPPORT_MATH_FMAXIMUMF128_H
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#include "src/__support/FPUtil/BasicOperations.h"
+#include "src/__support/FPUtil/float128.h"
#include "src/__support/macros/config.h"
namespace LIBC_NAMESPACE_DECL {
namespace math {
-LIBC_INLINE constexpr float128 fmaximumf128(float128 x, float128 y) {
+using LIBC_NAMESPACE::fputil::Float128;
+
+LIBC_INLINE constexpr Float128 fmaximumf128(Float128 x, Float128 y) {
return fputil::fmaximum(x, y);
}
} // namespace math
} // namespace LIBC_NAMESPACE_DECL
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#endif // LLVM_LIBC_SRC___SUPPORT_MATH_FMAXIMUMF128_H
diff --git a/libc/src/math/fmaximumf128.h b/libc/src/math/fmaximumf128.h
index 3cc6fa023c797..5eb3451448047 100644
--- a/libc/src/math/fmaximumf128.h
+++ b/libc/src/math/fmaximumf128.h
@@ -10,11 +10,16 @@
#ifndef LLVM_LIBC_SRC_MATH_FMAXIMUMF128_H
#define LLVM_LIBC_SRC_MATH_FMAXIMUMF128_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 fmaximumf128(float128 x, float128 y);
} // namespace LIBC_NAMESPACE_DECL
diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt
index b4534e4c10621..270e43bd0db25 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -2171,6 +2171,7 @@ add_entrypoint_object(
HDRS
../fmaximumf128.h
DEPENDS
+ libc.src.__support.CPP.bit
libc.src.__support.math.fmaximumf128
)
diff --git a/libc/src/math/generic/fmaximumf128.cpp b/libc/src/math/generic/fmaximumf128.cpp
index 88b698c19ccea..889cdbf4c35dc 100644
--- a/libc/src/math/generic/fmaximumf128.cpp
+++ b/libc/src/math/generic/fmaximumf128.cpp
@@ -7,12 +7,16 @@
//===----------------------------------------------------------------------===//
#include "src/math/fmaximumf128.h"
+#include "src/__support/CPP/bit.h"
#include "src/__support/math/fmaximumf128.h"
namespace LIBC_NAMESPACE_DECL {
+using LIBC_NAMESPACE::fputil::Float128;
+
LLVM_LIBC_FUNCTION(float128, fmaximumf128, (float128 x, float128 y)) {
- return math::fmaximumf128(x, y);
+ return cpp::bit_cast<float128>(math::fmaximumf128(
+ cpp::bit_cast<Float128>(x), cpp::bit_cast<Float128>(y)));
}
} // 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 797509965a139..4e0cf14b9e0c4 100644
--- a/libc/test/shared/shared_math_constexpr_test.cpp
+++ b/libc/test/shared/shared_math_constexpr_test.cpp
@@ -381,6 +381,9 @@ 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::fmaximumf128(Float128(0.0),
+ Float128(0.0)));
static_assert(Float128(0.0) ==
LIBC_NAMESPACE::shared::copysignf128(Float128(0.0),
Float128(0.0)));
@@ -427,9 +430,6 @@ static_assert(float128(1.0) ==
LIBC_NAMESPACE::shared::fdimf128(float128(1.0), float128(0.0)));
static_assert(0.0f ==
LIBC_NAMESPACE::shared::fdivf128(float128(0.0), float128(1.0)));
-static_assert(float128(0.0) ==
- LIBC_NAMESPACE::shared::fmaximumf128(float128(0.0),
- float128(0.0)));
static_assert(float128(0.0) ==
LIBC_NAMESPACE::shared::fminimumf128(float128(0.0),
float128(0.0)));
diff --git a/libc/test/shared/shared_math_test.cpp b/libc/test/shared/shared_math_test.cpp
index 8dc2b9d36831c..df7ca52fdbe14 100644
--- a/libc/test/shared/shared_math_test.cpp
+++ b/libc/test/shared/shared_math_test.cpp
@@ -584,6 +584,9 @@ TEST(LlvmLibcSharedMathTest, AllEmuFloat128) {
EXPECT_FP_EQ(Float128(0.0),
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::fmaximumf128(
+ Float128(0.0), Float128(0.0)));
EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::copysignf128(
Float128(0.0), Float128(0.0)));
EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::fabsf128(Float128(0.0)));
@@ -699,9 +702,6 @@ TEST(LlvmLibcSharedMathTest, AllFloat128) {
0.0f16, LIBC_NAMESPACE::shared::f16subf128(float128(0.0), float128(0.0)));
EXPECT_FP_EQ(0.0f16, LIBC_NAMESPACE::shared::f16sqrtf128(float128(0.0)));
#endif // LIBC_TYPES_HAS_FLOAT16
-
- EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::fmaximumf128(
- float128(0.0), float128(0.0)));
EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::fminimumf128(
float128(0.0), float128(0.0)));
EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::fmaximum_numf128(
diff --git a/libc/test/src/math/smoke/CMakeLists.txt b/libc/test/src/math/smoke/CMakeLists.txt
index 355534f00a585..83fb0367f99e2 100644
--- a/libc/test/src/math/smoke/CMakeLists.txt
+++ b/libc/test/src/math/smoke/CMakeLists.txt
@@ -2862,6 +2862,7 @@ add_fp_unittest(
HDRS
FMaximumTest.h
DEPENDS
+ libc.src.__support.FPUtil.float128
libc.src.math.fmaximumf128
libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
diff --git a/libc/test/src/math/smoke/fmaximumf128_test.cpp b/libc/test/src/math/smoke/fmaximumf128_test.cpp
index 7e0b97bcdd4de..3d8a00842df6d 100644
--- a/libc/test/src/math/smoke/fmaximumf128_test.cpp
+++ b/libc/test/src/math/smoke/fmaximumf128_test.cpp
@@ -7,7 +7,12 @@
//===----------------------------------------------------------------------===//
#include "FMaximumTest.h"
+#include "src/__support/FPUtil/float128.h"
#include "src/math/fmaximumf128.h"
+#ifndef LIBC_TYPES_HAS_NATIVE_FLOAT128
+using float128 = LIBC_NAMESPACE::fputil::Float128;
+#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
+
LIST_FMAXIMUM_TESTS(float128, LIBC_NAMESPACE::fmaximumf128)
diff --git a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
index 7f0b8f8251226..2fbb04a4fd358 100644
--- a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
@@ -5453,8 +5453,8 @@ libc_support_library(
hdrs = ["src/__support/math/fmaximumf128.h"],
deps = [
":__support_fputil_basic_operations",
+ ":__support_fputil_float128",
":__support_macros_config",
- ":llvm_libc_types_float128",
],
)
@@ -11830,6 +11830,8 @@ libc_math_function(
libc_math_function(
name = "fmaximumf128",
additional_deps = [
+ ":__support_cpp_bit",
+ ":__support_fputil_float128",
":__support_math_fmaximumf128",
],
)
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 50f5594824551..f4a882d85b1ee 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
@@ -566,6 +566,9 @@ math_test(
math_test(
name = "fmaximumf128",
hdrs = ["FMaximumTest.h"],
+ deps = [
+ "//libc:__support_fputil_float128",
+ ],
)
math_test(
>From 822c54779f1fe1d510412b9de42cbc9f0799c490 Mon Sep 17 00:00:00 2001
From: Sukumarsawant <sawantsukumar at gmail.com>
Date: Wed, 19 Aug 2026 22:14:00 +0530
Subject: [PATCH 2/4] fminimumf128
---
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/fminimumf128.h | 6 ------
libc/src/__support/math/CMakeLists.txt | 2 +-
libc/src/__support/math/fminimumf128.h | 11 ++++-------
libc/src/math/fminimumf128.h | 5 +++++
libc/src/math/generic/CMakeLists.txt | 1 +
libc/src/math/generic/fminimumf128.cpp | 6 +++++-
libc/test/shared/shared_math_constexpr_test.cpp | 12 ++++++------
libc/test/shared/shared_math_test.cpp | 9 ++++-----
libc/test/src/math/smoke/CMakeLists.txt | 1 +
libc/test/src/math/smoke/fminimumf128_test.cpp | 5 +++++
utils/bazel/llvm-project-overlay/libc/BUILD.bazel | 4 +++-
.../libc/test/src/math/smoke/BUILD.bazel | 3 +++
25 files changed, 51 insertions(+), 35 deletions(-)
diff --git a/libc/config/baremetal/aarch64/entrypoints.txt b/libc/config/baremetal/aarch64/entrypoints.txt
index dd68a395e27e4..aff61e99ac684 100644
--- a/libc/config/baremetal/aarch64/entrypoints.txt
+++ b/libc/config/baremetal/aarch64/entrypoints.txt
@@ -451,6 +451,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_numf
libc.src.math.fminimum_numl
libc.src.math.fminimumf
+ libc.src.math.fminimumf128
libc.src.math.fminimuml
libc.src.math.fminl
libc.src.math.fmod
@@ -765,7 +766,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
- libc.src.math.fminimumf128
libc.src.math.fmodf128
libc.src.math.fmulf128
libc.src.math.frexpf128
diff --git a/libc/config/baremetal/arm/entrypoints.txt b/libc/config/baremetal/arm/entrypoints.txt
index 796f8708ede19..cacedc40866e4 100644
--- a/libc/config/baremetal/arm/entrypoints.txt
+++ b/libc/config/baremetal/arm/entrypoints.txt
@@ -463,6 +463,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_numf
libc.src.math.fminimum_numl
libc.src.math.fminimumf
+ libc.src.math.fminimumf128
libc.src.math.fminimuml
libc.src.math.fminl
libc.src.math.fmod
@@ -776,7 +777,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
- libc.src.math.fminimumf128
libc.src.math.fmodf128
libc.src.math.fmulf128
libc.src.math.frexpf128
diff --git a/libc/config/baremetal/riscv/entrypoints.txt b/libc/config/baremetal/riscv/entrypoints.txt
index e5484f1443307..8a7b5a329e4e1 100644
--- a/libc/config/baremetal/riscv/entrypoints.txt
+++ b/libc/config/baremetal/riscv/entrypoints.txt
@@ -459,6 +459,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_numf
libc.src.math.fminimum_numl
libc.src.math.fminimumf
+ libc.src.math.fminimumf128
libc.src.math.fminimuml
libc.src.math.fminl
libc.src.math.fmod
@@ -773,7 +774,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
- libc.src.math.fminimumf128
# libc.src.math.fmodf128
libc.src.math.fmulf128
libc.src.math.frexpf128
diff --git a/libc/config/darwin/aarch64/entrypoints.txt b/libc/config/darwin/aarch64/entrypoints.txt
index 6e11e4ea20b1d..96f310e4fc05d 100644
--- a/libc/config/darwin/aarch64/entrypoints.txt
+++ b/libc/config/darwin/aarch64/entrypoints.txt
@@ -270,6 +270,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_numf
libc.src.math.fminimum_numl
libc.src.math.fminimumf
+ libc.src.math.fminimumf128
libc.src.math.fminimuml
libc.src.math.fminl
libc.src.math.fmod
@@ -585,7 +586,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
- libc.src.math.fminimumf128
libc.src.math.fmodf128
libc.src.math.fmulf128
libc.src.math.frexpf128
diff --git a/libc/config/darwin/x86_64/entrypoints.txt b/libc/config/darwin/x86_64/entrypoints.txt
index 08aa3195541e1..a7760b2b6ef40 100644
--- a/libc/config/darwin/x86_64/entrypoints.txt
+++ b/libc/config/darwin/x86_64/entrypoints.txt
@@ -163,6 +163,7 @@ set(TARGET_LIBM_ENTRYPOINTS
#libc.src.math.fmin
#libc.src.math.fminf
#libc.src.math.fminf128
+ #libc.src.math.fminimumf128
#libc.src.math.fminl
#libc.src.math.fmod
#libc.src.math.fmodf
diff --git a/libc/config/freebsd/x86_64/entrypoints.txt b/libc/config/freebsd/x86_64/entrypoints.txt
index 1c46145210e02..165d4ca33b5d2 100644
--- a/libc/config/freebsd/x86_64/entrypoints.txt
+++ b/libc/config/freebsd/x86_64/entrypoints.txt
@@ -196,6 +196,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaximum_mag_numl
libc.src.math.fminimum
libc.src.math.fminimumf
+ libc.src.math.fminimumf128
libc.src.math.fminimuml
libc.src.math.fminimum_num
libc.src.math.fminimum_numf
@@ -524,7 +525,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
- libc.src.math.fminimumf128
libc.src.math.fmodf128
libc.src.math.fmulf128
libc.src.math.frexpf128
diff --git a/libc/config/gpu/amdgpu/entrypoints.txt b/libc/config/gpu/amdgpu/entrypoints.txt
index 707d0a15ebb9c..3ce678b24996a 100644
--- a/libc/config/gpu/amdgpu/entrypoints.txt
+++ b/libc/config/gpu/amdgpu/entrypoints.txt
@@ -389,6 +389,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminf128
libc.src.math.fminimum
libc.src.math.fminimumf
+ libc.src.math.fminimumf128
libc.src.math.fminimuml
libc.src.math.fminimum_mag
libc.src.math.fminimum_magf
diff --git a/libc/config/gpu/nvptx/entrypoints.txt b/libc/config/gpu/nvptx/entrypoints.txt
index e3aa79614488d..9a4dd8560c9f3 100644
--- a/libc/config/gpu/nvptx/entrypoints.txt
+++ b/libc/config/gpu/nvptx/entrypoints.txt
@@ -385,6 +385,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminf128
libc.src.math.fminimum
libc.src.math.fminimumf
+ libc.src.math.fminimumf128
libc.src.math.fminimuml
libc.src.math.fminimum_mag
libc.src.math.fminimum_magf
diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index 3a2b06c71ec3b..461ce848af8ae 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -611,6 +611,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_numf
libc.src.math.fminimum_numl
libc.src.math.fminimumf
+ libc.src.math.fminimumf128
libc.src.math.fminimuml
libc.src.math.fminl
libc.src.math.fmod
@@ -919,7 +920,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
- libc.src.math.fminimumf128
libc.src.math.fmodf128
libc.src.math.fmulf128
libc.src.math.frexpf128
diff --git a/libc/config/linux/arm/entrypoints.txt b/libc/config/linux/arm/entrypoints.txt
index e2f32531d025c..7fde0e4a7b1cd 100644
--- a/libc/config/linux/arm/entrypoints.txt
+++ b/libc/config/linux/arm/entrypoints.txt
@@ -438,6 +438,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_numf
libc.src.math.fminimum_numl
libc.src.math.fminimumf
+ libc.src.math.fminimumf128
libc.src.math.fminimuml
libc.src.math.fminl
libc.src.math.fmod
diff --git a/libc/config/linux/riscv/entrypoints.txt b/libc/config/linux/riscv/entrypoints.txt
index ed7cbaffc69f2..372a3052bb542 100644
--- a/libc/config/linux/riscv/entrypoints.txt
+++ b/libc/config/linux/riscv/entrypoints.txt
@@ -679,6 +679,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_numf
libc.src.math.fminimum_numl
libc.src.math.fminimumf
+ libc.src.math.fminimumf128
libc.src.math.fminimuml
libc.src.math.fminl
libc.src.math.fmod
@@ -1004,7 +1005,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
- libc.src.math.fminimumf128
libc.src.math.fmodf128
libc.src.math.fmulf128
libc.src.math.frexpf128
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index 33640b0125807..1e9cd4cfdac0d 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -689,6 +689,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fminimum_numf
libc.src.math.fminimum_numl
libc.src.math.fminimumf
+ libc.src.math.fminimumf128
libc.src.math.fminimuml
libc.src.math.fminl
libc.src.math.fmod
@@ -1014,7 +1015,6 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
libc.src.math.fminimum_mag_numf128
libc.src.math.fminimum_magf128
libc.src.math.fminimum_numf128
- libc.src.math.fminimumf128
libc.src.math.fmodf128
libc.src.math.fmulf128
libc.src.math.frexpf128
diff --git a/libc/config/windows/entrypoints.txt b/libc/config/windows/entrypoints.txt
index c8153baf2bec7..568bd2d5ccb2b 100644
--- a/libc/config/windows/entrypoints.txt
+++ b/libc/config/windows/entrypoints.txt
@@ -229,6 +229,7 @@ set(TARGET_LIBM_ENTRYPOINTS
libc.src.math.fmaximum_mag_numl
libc.src.math.fminimum
libc.src.math.fminimumf
+ libc.src.math.fminimumf128
libc.src.math.fminimuml
libc.src.math.fminimum_num
libc.src.math.fminimum_numf
diff --git a/libc/shared/math/fminimumf128.h b/libc/shared/math/fminimumf128.h
index 1f31c05d73c15..2604222a7e74f 100644
--- a/libc/shared/math/fminimumf128.h
+++ b/libc/shared/math/fminimumf128.h
@@ -9,10 +9,6 @@
#ifndef LLVM_LIBC_SHARED_MATH_FMINIMUMF128_H
#define LLVM_LIBC_SHARED_MATH_FMINIMUMF128_H
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#include "shared/libc_common.h"
#include "src/__support/math/fminimumf128.h"
@@ -24,6 +20,4 @@ using math::fminimumf128;
} // namespace shared
} // namespace LIBC_NAMESPACE_DECL
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#endif // LLVM_LIBC_SHARED_MATH_FMINIMUMF128_H
diff --git a/libc/src/__support/math/CMakeLists.txt b/libc/src/__support/math/CMakeLists.txt
index 3b1454eba92ec..bee27901ea822 100644
--- a/libc/src/__support/math/CMakeLists.txt
+++ b/libc/src/__support/math/CMakeLists.txt
@@ -1175,7 +1175,7 @@ add_header_library(
HDRS
fminimumf128.h
DEPENDS
- libc.include.llvm-libc-types.float128
+ libc.src.__support.FPUtil.float128
libc.src.__support.FPUtil.basic_operations
libc.src.__support.macros.config
)
diff --git a/libc/src/__support/math/fminimumf128.h b/libc/src/__support/math/fminimumf128.h
index cfbe36ba1fb81..6a6ed675ffa27 100644
--- a/libc/src/__support/math/fminimumf128.h
+++ b/libc/src/__support/math/fminimumf128.h
@@ -9,23 +9,20 @@
#ifndef LLVM_LIBC_SRC___SUPPORT_MATH_FMINIMUMF128_H
#define LLVM_LIBC_SRC___SUPPORT_MATH_FMINIMUMF128_H
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#include "src/__support/FPUtil/BasicOperations.h"
+#include "src/__support/FPUtil/float128.h"
#include "src/__support/macros/config.h"
namespace LIBC_NAMESPACE_DECL {
namespace math {
-LIBC_INLINE constexpr float128 fminimumf128(float128 x, float128 y) {
+using LIBC_NAMESPACE::fputil::Float128;
+
+LIBC_INLINE constexpr Float128 fminimumf128(Float128 x, Float128 y) {
return fputil::fminimum(x, y);
}
} // namespace math
} // namespace LIBC_NAMESPACE_DECL
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
#endif // LLVM_LIBC_SRC___SUPPORT_MATH_FMINIMUMF128_H
diff --git a/libc/src/math/fminimumf128.h b/libc/src/math/fminimumf128.h
index d507766059909..18c5d4d8c1672 100644
--- a/libc/src/math/fminimumf128.h
+++ b/libc/src/math/fminimumf128.h
@@ -10,11 +10,16 @@
#ifndef LLVM_LIBC_SRC_MATH_FMINIMUMF128_H
#define LLVM_LIBC_SRC_MATH_FMINIMUMF128_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 fminimumf128(float128 x, float128 y);
} // namespace LIBC_NAMESPACE_DECL
diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt
index 270e43bd0db25..c1c70f2aba6c6 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -2412,6 +2412,7 @@ add_entrypoint_object(
HDRS
../fminimumf128.h
DEPENDS
+ libc.src.__support.CPP.bit
libc.src.__support.math.fminimumf128
)
diff --git a/libc/src/math/generic/fminimumf128.cpp b/libc/src/math/generic/fminimumf128.cpp
index b8fb50f0d424c..77c8504d49519 100644
--- a/libc/src/math/generic/fminimumf128.cpp
+++ b/libc/src/math/generic/fminimumf128.cpp
@@ -7,12 +7,16 @@
//===----------------------------------------------------------------------===//
#include "src/math/fminimumf128.h"
+#include "src/__support/CPP/bit.h"
#include "src/__support/math/fminimumf128.h"
namespace LIBC_NAMESPACE_DECL {
+using LIBC_NAMESPACE::fputil::Float128;
+
LLVM_LIBC_FUNCTION(float128, fminimumf128, (float128 x, float128 y)) {
- return math::fminimumf128(x, y);
+ return cpp::bit_cast<float128>(math::fminimumf128(
+ cpp::bit_cast<Float128>(x), cpp::bit_cast<Float128>(y)));
}
} // 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 4e0cf14b9e0c4..42554fcff1f51 100644
--- a/libc/test/shared/shared_math_constexpr_test.cpp
+++ b/libc/test/shared/shared_math_constexpr_test.cpp
@@ -381,9 +381,6 @@ 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::fmaximumf128(Float128(0.0),
- Float128(0.0)));
static_assert(Float128(0.0) ==
LIBC_NAMESPACE::shared::copysignf128(Float128(0.0),
Float128(0.0)));
@@ -395,6 +392,12 @@ static_assert(Float128(0.0) ==
LIBC_NAMESPACE::shared::fmaxf128(Float128(0.0), Float128(0.0)));
static_assert(Float128(0.0) ==
LIBC_NAMESPACE::shared::fminf128(Float128(0.0), Float128(0.0)));
+static_assert(Float128(0.0) ==
+ LIBC_NAMESPACE::shared::fmaximumf128(Float128(0.0),
+ Float128(0.0)));
+static_assert(Float128(0.0) ==
+ LIBC_NAMESPACE::shared::fminimumf128(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::lrintf128(Float128(0.0)));
@@ -430,9 +433,6 @@ static_assert(float128(1.0) ==
LIBC_NAMESPACE::shared::fdimf128(float128(1.0), float128(0.0)));
static_assert(0.0f ==
LIBC_NAMESPACE::shared::fdivf128(float128(0.0), float128(1.0)));
-static_assert(float128(0.0) ==
- LIBC_NAMESPACE::shared::fminimumf128(float128(0.0),
- float128(0.0)));
static_assert(0.0 == LIBC_NAMESPACE::shared::dsqrtf128(float128(0.0)));
static_assert(float128(0.0) ==
LIBC_NAMESPACE::shared::fmaximum_numf128(float128(0.0),
diff --git a/libc/test/shared/shared_math_test.cpp b/libc/test/shared/shared_math_test.cpp
index df7ca52fdbe14..6ac5d1a8bf2be 100644
--- a/libc/test/shared/shared_math_test.cpp
+++ b/libc/test/shared/shared_math_test.cpp
@@ -584,9 +584,6 @@ TEST(LlvmLibcSharedMathTest, AllEmuFloat128) {
EXPECT_FP_EQ(Float128(0.0),
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::fmaximumf128(
- Float128(0.0), Float128(0.0)));
EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::copysignf128(
Float128(0.0), Float128(0.0)));
EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::fabsf128(Float128(0.0)));
@@ -595,6 +592,10 @@ TEST(LlvmLibcSharedMathTest, AllEmuFloat128) {
LIBC_NAMESPACE::shared::fmaxf128(Float128(0.0), Float128(0.0)));
EXPECT_FP_EQ(Float128(0.0),
LIBC_NAMESPACE::shared::fminf128(Float128(0.0), Float128(0.0)));
+ EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::fmaximumf128(
+ Float128(0.0), Float128(0.0)));
+ EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::fminimumf128(
+ 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)));
@@ -702,8 +703,6 @@ TEST(LlvmLibcSharedMathTest, AllFloat128) {
0.0f16, LIBC_NAMESPACE::shared::f16subf128(float128(0.0), float128(0.0)));
EXPECT_FP_EQ(0.0f16, LIBC_NAMESPACE::shared::f16sqrtf128(float128(0.0)));
#endif // LIBC_TYPES_HAS_FLOAT16
- EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::fminimumf128(
- float128(0.0), float128(0.0)));
EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::fmaximum_numf128(
float128(0.0), float128(0.0)));
EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::fminimum_numf128(
diff --git a/libc/test/src/math/smoke/CMakeLists.txt b/libc/test/src/math/smoke/CMakeLists.txt
index 83fb0367f99e2..7ea511c2b0a7e 100644
--- a/libc/test/src/math/smoke/CMakeLists.txt
+++ b/libc/test/src/math/smoke/CMakeLists.txt
@@ -3208,6 +3208,7 @@ add_fp_unittest(
HDRS
FMinimumTest.h
DEPENDS
+ libc.src.__support.FPUtil.float128
libc.src.math.fminimumf128
libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
diff --git a/libc/test/src/math/smoke/fminimumf128_test.cpp b/libc/test/src/math/smoke/fminimumf128_test.cpp
index 163090b8a9ec5..ae585f15beffc 100644
--- a/libc/test/src/math/smoke/fminimumf128_test.cpp
+++ b/libc/test/src/math/smoke/fminimumf128_test.cpp
@@ -7,7 +7,12 @@
//===----------------------------------------------------------------------===//
#include "FMinimumTest.h"
+#include "src/__support/FPUtil/float128.h"
#include "src/math/fminimumf128.h"
+#ifndef LIBC_TYPES_HAS_NATIVE_FLOAT128
+using float128 = LIBC_NAMESPACE::fputil::Float128;
+#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
+
LIST_FMINIMUM_TESTS(float128, LIBC_NAMESPACE::fminimumf128)
diff --git a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
index 2fbb04a4fd358..77b5554c3b1cd 100644
--- a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
@@ -5701,8 +5701,8 @@ libc_support_library(
hdrs = ["src/__support/math/fminimumf128.h"],
deps = [
":__support_fputil_basic_operations",
+ ":__support_fputil_float128",
":__support_macros_config",
- ":llvm_libc_types_float128",
],
)
@@ -12016,6 +12016,8 @@ libc_math_function(
libc_math_function(
name = "fminimumf128",
additional_deps = [
+ ":__support_cpp_bit",
+ ":__support_fputil_float128",
":__support_math_fminimumf128",
],
)
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 f4a882d85b1ee..0b6e6fddcd722 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
@@ -697,6 +697,9 @@ math_test(
math_test(
name = "fminimumf128",
hdrs = ["FMinimumTest.h"],
+ deps = [
+ "//libc:__support_fputil_float128",
+ ],
)
math_test(
>From 2ba80c5aed4869bafc41332fdb537af5aea82049 Mon Sep 17 00:00:00 2001
From: Sukumarsawant <sawantsukumar at gmail.com>
Date: Wed, 19 Aug 2026 22:50:11 +0530
Subject: [PATCH 3/4] nit:cast
---
libc/test/src/math/smoke/FMaximumTest.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libc/test/src/math/smoke/FMaximumTest.h b/libc/test/src/math/smoke/FMaximumTest.h
index a839eb02b25d8..d7efcd0869a86 100644
--- a/libc/test/src/math/smoke/FMaximumTest.h
+++ b/libc/test/src/math/smoke/FMaximumTest.h
@@ -68,7 +68,7 @@ class FMaximumTest : public LIBC_NAMESPACE::testing::FEnvSafeTest {
continue;
T x = xbits.get_val();
T y = ybits.get_val();
- if ((x == 0) && (y == 0))
+ if ((x == T(0)) && (y == T(0)))
continue;
if (x > y)
>From f7226f62b5a0e780272829415cc1e8cb6f8ba367 Mon Sep 17 00:00:00 2001
From: Sukumarsawant <sawantsukumar at gmail.com>
Date: Wed, 19 Aug 2026 23:07:00 +0530
Subject: [PATCH 4/4] nit
---
libc/test/src/math/smoke/FMinimumTest.h | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libc/test/src/math/smoke/FMinimumTest.h b/libc/test/src/math/smoke/FMinimumTest.h
index 6770fdd2e648c..f8976ad838496 100644
--- a/libc/test/src/math/smoke/FMinimumTest.h
+++ b/libc/test/src/math/smoke/FMinimumTest.h
@@ -68,7 +68,7 @@ class FMinimumTest : public LIBC_NAMESPACE::testing::FEnvSafeTest {
continue;
T x = xbits.get_val();
T y = ybits.get_val();
- if ((x == 0) && (y == 0))
+ if ((x == T(0)) && (y == T(0)))
continue;
if (x > y)
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