[libc-commits] [libc] [llvm] [libc] Make fmaximum_mag/fminimum_mag functions use the emulated float128 type (PR #217539)

via libc-commits libc-commits at lists.llvm.org
Fri Sep 4 01:17:16 PDT 2026


https://github.com/Sukumarsawant updated https://github.com/llvm/llvm-project/pull/217539

>From d07eb5d064bed1e79f0372cc698d2ca3005b979b Mon Sep 17 00:00:00 2001
From: Sukumarsawant <sawantsukumar at gmail.com>
Date: Fri, 4 Sep 2026 13:28:04 +0530
Subject: [PATCH 1/3] clang-format

---
 libc/config/baremetal/aarch64/entrypoints.txt        |  4 ++--
 libc/config/baremetal/arm/entrypoints.txt            |  4 ++--
 libc/config/baremetal/riscv/entrypoints.txt          |  4 ++--
 libc/config/darwin/aarch64/entrypoints.txt           |  4 ++--
 libc/config/darwin/x86_64/entrypoints.txt            |  2 ++
 libc/config/freebsd/x86_64/entrypoints.txt           |  4 ++--
 libc/config/gpu/amdgpu/entrypoints.txt               |  2 ++
 libc/config/gpu/nvptx/entrypoints.txt                |  2 ++
 libc/config/linux/aarch64/entrypoints.txt            |  4 ++--
 libc/config/linux/arm/entrypoints.txt                |  2 ++
 libc/config/linux/riscv/entrypoints.txt              |  4 ++--
 libc/config/linux/x86_64/entrypoints.txt             |  4 ++--
 libc/config/windows/entrypoints.txt                  |  2 ++
 libc/shared/math/fmaximum_magf128.h                  |  6 ------
 libc/shared/math/fminimum_magf128.h                  |  6 ------
 libc/src/__support/math/CMakeLists.txt               |  4 ++--
 libc/src/__support/math/fmaximum_magf128.h           | 11 ++++-------
 libc/src/__support/math/fminimum_magf128.h           | 11 ++++-------
 libc/src/math/fmaximum_magf128.h                     |  5 +++++
 libc/src/math/fminimum_magf128.h                     |  5 +++++
 libc/src/math/generic/CMakeLists.txt                 |  2 ++
 libc/src/math/generic/fmaximum_magf128.cpp           |  6 +++++-
 libc/src/math/generic/fminimum_magf128.cpp           |  6 +++++-
 libc/test/shared/shared_math_constexpr_test.cpp      | 12 ++++++------
 libc/test/shared/shared_math_test.cpp                |  8 ++++----
 libc/test/src/math/smoke/CMakeLists.txt              |  2 ++
 libc/test/src/math/smoke/FMaximumMagTest.h           |  2 +-
 libc/test/src/math/smoke/FMinimumMagTest.h           |  2 +-
 libc/test/src/math/smoke/fmaximum_magf128_test.cpp   |  5 +++++
 libc/test/src/math/smoke/fminimum_magf128_test.cpp   |  5 +++++
 utils/bazel/llvm-project-overlay/libc/BUILD.bazel    |  8 ++++++--
 .../libc/test/src/math/smoke/BUILD.bazel             |  6 ++++++
 32 files changed, 94 insertions(+), 60 deletions(-)

diff --git a/libc/config/baremetal/aarch64/entrypoints.txt b/libc/config/baremetal/aarch64/entrypoints.txt
index a8fde0d8ad22c..b9822e26199f0 100644
--- a/libc/config/baremetal/aarch64/entrypoints.txt
+++ b/libc/config/baremetal/aarch64/entrypoints.txt
@@ -429,6 +429,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fmaximum_mag_numf
     libc.src.math.fmaximum_mag_numl
     libc.src.math.fmaximum_magf
+    libc.src.math.fmaximum_magf128
     libc.src.math.fmaximum_magl
     libc.src.math.fmaximum_num
     libc.src.math.fmaximum_numf
@@ -447,6 +448,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fminimum_mag_numf
     libc.src.math.fminimum_mag_numl
     libc.src.math.fminimum_magf
+    libc.src.math.fminimum_magf128
     libc.src.math.fminimum_magl
     libc.src.math.fminimum_num
     libc.src.math.fminimum_numf
@@ -767,9 +769,7 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
     libc.src.math.fdivf128
     libc.src.math.ffmaf128
     libc.src.math.fmaximum_mag_numf128
-    libc.src.math.fmaximum_magf128
     libc.src.math.fminimum_mag_numf128
-    libc.src.math.fminimum_magf128
     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 efdbd9ae8735f..cc9f0a5031e5a 100644
--- a/libc/config/baremetal/arm/entrypoints.txt
+++ b/libc/config/baremetal/arm/entrypoints.txt
@@ -441,6 +441,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fmaximum_mag_numf
     libc.src.math.fmaximum_mag_numl
     libc.src.math.fmaximum_magf
+    libc.src.math.fmaximum_magf128
     libc.src.math.fmaximum_magl
     libc.src.math.fmaximum_num
     libc.src.math.fmaximum_numf
@@ -459,6 +460,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fminimum_mag_numf
     libc.src.math.fminimum_mag_numl
     libc.src.math.fminimum_magf
+    libc.src.math.fminimum_magf128
     libc.src.math.fminimum_magl
     libc.src.math.fminimum_num
     libc.src.math.fminimum_numf
@@ -778,9 +780,7 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
     libc.src.math.fdivf128
     libc.src.math.ffmaf128
     libc.src.math.fmaximum_mag_numf128
-    libc.src.math.fmaximum_magf128
     libc.src.math.fminimum_mag_numf128
-    libc.src.math.fminimum_magf128
     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 c31c33c3c3c42..7a7746ccc3829 100644
--- a/libc/config/baremetal/riscv/entrypoints.txt
+++ b/libc/config/baremetal/riscv/entrypoints.txt
@@ -437,6 +437,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fmaximum_mag_numf
     libc.src.math.fmaximum_mag_numl
     libc.src.math.fmaximum_magf
+    libc.src.math.fmaximum_magf128
     libc.src.math.fmaximum_magl
     libc.src.math.fmaximum_num
     libc.src.math.fmaximum_numf
@@ -455,6 +456,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fminimum_mag_numf
     libc.src.math.fminimum_mag_numl
     libc.src.math.fminimum_magf
+    libc.src.math.fminimum_magf128
     libc.src.math.fminimum_magl
     libc.src.math.fminimum_num
     libc.src.math.fminimum_numf
@@ -775,9 +777,7 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
     libc.src.math.fdivf128
     libc.src.math.ffmaf128
     libc.src.math.fmaximum_mag_numf128
-    libc.src.math.fmaximum_magf128
     libc.src.math.fminimum_mag_numf128
-    libc.src.math.fminimum_magf128
     # 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 a681cf8890603..5f164fa98311b 100644
--- a/libc/config/darwin/aarch64/entrypoints.txt
+++ b/libc/config/darwin/aarch64/entrypoints.txt
@@ -248,6 +248,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fmaximum_mag_numf
     libc.src.math.fmaximum_mag_numl
     libc.src.math.fmaximum_magf
+    libc.src.math.fmaximum_magf128
     libc.src.math.fmaximum_magl
     libc.src.math.fmaximum_num
     libc.src.math.fmaximum_numf
@@ -266,6 +267,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fminimum_mag_numf
     libc.src.math.fminimum_mag_numl
     libc.src.math.fminimum_magf
+    libc.src.math.fminimum_magf128
     libc.src.math.fminimum_magl
     libc.src.math.fminimum_num
     libc.src.math.fminimum_numf
@@ -587,9 +589,7 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
     libc.src.math.fdivf128
     libc.src.math.ffmaf128
     libc.src.math.fmaximum_mag_numf128
-    libc.src.math.fmaximum_magf128
     libc.src.math.fminimum_mag_numf128
-    libc.src.math.fminimum_magf128
     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 24d74acb9fde2..a2c86acfc2d28 100644
--- a/libc/config/darwin/x86_64/entrypoints.txt
+++ b/libc/config/darwin/x86_64/entrypoints.txt
@@ -158,12 +158,14 @@ set(TARGET_LIBM_ENTRYPOINTS
     #libc.src.math.fmax
     #libc.src.math.fmaxf
     #libc.src.math.fmaxf128
+    #libc.src.math.fmaximum_magf128
     #libc.src.math.fmaximum_numf128
     #libc.src.math.fmaximumf128
     #libc.src.math.fmaxl
     #libc.src.math.fmin
     #libc.src.math.fminf
     #libc.src.math.fminf128
+    #libc.src.math.fminimum_magf128
     #libc.src.math.fminimum_numf128
     #libc.src.math.fminimumf128
     #libc.src.math.fminl
diff --git a/libc/config/freebsd/x86_64/entrypoints.txt b/libc/config/freebsd/x86_64/entrypoints.txt
index 5cc09152a5d0b..875577e74228b 100644
--- a/libc/config/freebsd/x86_64/entrypoints.txt
+++ b/libc/config/freebsd/x86_64/entrypoints.txt
@@ -173,9 +173,11 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.floorl
     libc.src.math.fma
     libc.src.math.fmaf
+    libc.src.math.fmaximum_magf128
     libc.src.math.fmin
     libc.src.math.fminf
     libc.src.math.fminf128
+    libc.src.math.fminimum_magf128
     libc.src.math.fminl
     libc.src.math.fmax
     libc.src.math.fmaxf
@@ -527,9 +529,7 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
     libc.src.math.fdivf128
     libc.src.math.ffmaf128
     libc.src.math.fmaximum_mag_numf128
-    libc.src.math.fmaximum_magf128
     libc.src.math.fminimum_mag_numf128
-    libc.src.math.fminimum_magf128
     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 e3e560331f3c2..d03746aa20148 100644
--- a/libc/config/gpu/amdgpu/entrypoints.txt
+++ b/libc/config/gpu/amdgpu/entrypoints.txt
@@ -371,6 +371,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fmaxf
     libc.src.math.fmaxf128
     libc.src.math.fmaximum
+    libc.src.math.fmaximum_magf128
     libc.src.math.fmaximumf
     libc.src.math.fmaximumf128
     libc.src.math.fmaximuml
@@ -389,6 +390,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fminf
     libc.src.math.fminf128
     libc.src.math.fminimum
+    libc.src.math.fminimum_magf128
     libc.src.math.fminimumf
     libc.src.math.fminimumf128
     libc.src.math.fminimuml
diff --git a/libc/config/gpu/nvptx/entrypoints.txt b/libc/config/gpu/nvptx/entrypoints.txt
index d9b635fd6db82..e2da72af792d4 100644
--- a/libc/config/gpu/nvptx/entrypoints.txt
+++ b/libc/config/gpu/nvptx/entrypoints.txt
@@ -367,6 +367,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fmaxf
     libc.src.math.fmaxf128
     libc.src.math.fmaximum
+    libc.src.math.fmaximum_magf128
     libc.src.math.fmaximumf
     libc.src.math.fmaximumf128
     libc.src.math.fmaximuml
@@ -385,6 +386,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fminf
     libc.src.math.fminf128
     libc.src.math.fminimum
+    libc.src.math.fminimum_magf128
     libc.src.math.fminimumf
     libc.src.math.fminimumf128
     libc.src.math.fminimuml
diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index 19e2fe50a2c47..693a6f9365a58 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -609,6 +609,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fmaximum_mag_numf
     libc.src.math.fmaximum_mag_numl
     libc.src.math.fmaximum_magf
+    libc.src.math.fmaximum_magf128
     libc.src.math.fmaximum_magl
     libc.src.math.fmaximum_num
     libc.src.math.fmaximum_numf
@@ -627,6 +628,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fminimum_mag_numf
     libc.src.math.fminimum_mag_numl
     libc.src.math.fminimum_magf
+    libc.src.math.fminimum_magf128
     libc.src.math.fminimum_magl
     libc.src.math.fminimum_num
     libc.src.math.fminimum_numf
@@ -941,9 +943,7 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
     libc.src.math.fdivf128
     libc.src.math.ffmaf128
     libc.src.math.fmaximum_mag_numf128
-    libc.src.math.fmaximum_magf128
     libc.src.math.fminimum_mag_numf128
-    libc.src.math.fminimum_magf128
     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 8d8b724cd4688..e341f9f91bb8c 100644
--- a/libc/config/linux/arm/entrypoints.txt
+++ b/libc/config/linux/arm/entrypoints.txt
@@ -434,6 +434,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fmaximum_mag_numf
     libc.src.math.fmaximum_mag_numl
     libc.src.math.fmaximum_magf
+    libc.src.math.fmaximum_magf128
     libc.src.math.fmaximum_magl
     libc.src.math.fmaximum_num
     libc.src.math.fmaximum_numf
@@ -452,6 +453,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fminimum_mag_numf
     libc.src.math.fminimum_mag_numl
     libc.src.math.fminimum_magf
+    libc.src.math.fminimum_magf128
     libc.src.math.fminimum_magl
     libc.src.math.fminimum_num
     libc.src.math.fminimum_numf
diff --git a/libc/config/linux/riscv/entrypoints.txt b/libc/config/linux/riscv/entrypoints.txt
index ef5be61d4a129..753c7694b713c 100644
--- a/libc/config/linux/riscv/entrypoints.txt
+++ b/libc/config/linux/riscv/entrypoints.txt
@@ -678,6 +678,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fmaximum_mag_numf
     libc.src.math.fmaximum_mag_numl
     libc.src.math.fmaximum_magf
+    libc.src.math.fmaximum_magf128
     libc.src.math.fmaximum_magl
     libc.src.math.fmaximum_num
     libc.src.math.fmaximum_numf
@@ -696,6 +697,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fminimum_mag_numf
     libc.src.math.fminimum_mag_numl
     libc.src.math.fminimum_magf
+    libc.src.math.fminimum_magf128
     libc.src.math.fminimum_magl
     libc.src.math.fminimum_num
     libc.src.math.fminimum_numf
@@ -1027,9 +1029,7 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
     libc.src.math.fdivf128
     libc.src.math.ffmaf128
     libc.src.math.fmaximum_mag_numf128
-    libc.src.math.fmaximum_magf128
     libc.src.math.fminimum_mag_numf128
-    libc.src.math.fminimum_magf128
     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 cbb41b3e7b3b3..49d3fb0f68a47 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -687,6 +687,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fmaximum_mag_numf
     libc.src.math.fmaximum_mag_numl
     libc.src.math.fmaximum_magf
+    libc.src.math.fmaximum_magf128
     libc.src.math.fmaximum_magl
     libc.src.math.fmaximum_num
     libc.src.math.fmaximum_numf
@@ -705,6 +706,7 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fminimum_mag_numf
     libc.src.math.fminimum_mag_numl
     libc.src.math.fminimum_magf
+    libc.src.math.fminimum_magf128
     libc.src.math.fminimum_magl
     libc.src.math.fminimum_num
     libc.src.math.fminimum_numf
@@ -1036,9 +1038,7 @@ if(LIBC_TYPES_HAS_NATIVE_FLOAT128)
     libc.src.math.fdivf128
     libc.src.math.ffmaf128
     libc.src.math.fmaximum_mag_numf128
-    libc.src.math.fmaximum_magf128
     libc.src.math.fminimum_mag_numf128
-    libc.src.math.fminimum_magf128
     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 d1196d504ff9e..f629ddd1354f1 100644
--- a/libc/config/windows/entrypoints.txt
+++ b/libc/config/windows/entrypoints.txt
@@ -206,9 +206,11 @@ set(TARGET_LIBM_ENTRYPOINTS
     libc.src.math.fma
     libc.src.math.fmabf16
     libc.src.math.fmaf
+    libc.src.math.fmaximum_magf128
     libc.src.math.fmin
     libc.src.math.fminf
     libc.src.math.fminf128
+    libc.src.math.fminimum_magf128
     libc.src.math.fminl
     libc.src.math.fmax
     libc.src.math.fmaxf
diff --git a/libc/shared/math/fmaximum_magf128.h b/libc/shared/math/fmaximum_magf128.h
index 93996933d1071..88794875893d4 100644
--- a/libc/shared/math/fmaximum_magf128.h
+++ b/libc/shared/math/fmaximum_magf128.h
@@ -9,10 +9,6 @@
 #ifndef LLVM_LIBC_SHARED_MATH_FMAXIMUM_MAGF128_H
 #define LLVM_LIBC_SHARED_MATH_FMAXIMUM_MAGF128_H
 
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
 #include "shared/libc_common.h"
 #include "src/__support/math/fmaximum_magf128.h"
 
@@ -24,6 +20,4 @@ using math::fmaximum_magf128;
 } // namespace shared
 } // namespace LIBC_NAMESPACE_DECL
 
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
 #endif // LLVM_LIBC_SHARED_MATH_FMAXIMUM_MAGF128_H
diff --git a/libc/shared/math/fminimum_magf128.h b/libc/shared/math/fminimum_magf128.h
index cf8794c5b16ce..f538605febfe4 100644
--- a/libc/shared/math/fminimum_magf128.h
+++ b/libc/shared/math/fminimum_magf128.h
@@ -9,10 +9,6 @@
 #ifndef LLVM_LIBC_SHARED_MATH_FMINIMUM_MAGF128_H
 #define LLVM_LIBC_SHARED_MATH_FMINIMUM_MAGF128_H
 
-#include "include/llvm-libc-types/float128.h"
-
-#ifdef LIBC_TYPES_HAS_NATIVE_FLOAT128
-
 #include "shared/libc_common.h"
 #include "src/__support/math/fminimum_magf128.h"
 
@@ -24,6 +20,4 @@ using math::fminimum_magf128;
 } // namespace shared
 } // namespace LIBC_NAMESPACE_DECL
 
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
 #endif // LLVM_LIBC_SHARED_MATH_FMINIMUM_MAGF128_H
diff --git a/libc/src/__support/math/CMakeLists.txt b/libc/src/__support/math/CMakeLists.txt
index a729314038460..701474251981d 100644
--- a/libc/src/__support/math/CMakeLists.txt
+++ b/libc/src/__support/math/CMakeLists.txt
@@ -960,8 +960,8 @@ add_header_library(
   HDRS
     fmaximum_magf128.h
   DEPENDS
-    libc.include.llvm-libc-types.float128
     libc.src.__support.FPUtil.basic_operations
+    libc.src.__support.FPUtil.float128
     libc.src.__support.macros.config
 )
 
@@ -1236,8 +1236,8 @@ add_header_library(
   HDRS
     fminimum_magf128.h
   DEPENDS
-    libc.include.llvm-libc-types.float128
     libc.src.__support.FPUtil.basic_operations
+    libc.src.__support.FPUtil.float128
     libc.src.__support.macros.config
 )
 
diff --git a/libc/src/__support/math/fmaximum_magf128.h b/libc/src/__support/math/fmaximum_magf128.h
index b540e0940c926..11b0385061b7c 100644
--- a/libc/src/__support/math/fmaximum_magf128.h
+++ b/libc/src/__support/math/fmaximum_magf128.h
@@ -9,23 +9,20 @@
 #ifndef LLVM_LIBC_SRC___SUPPORT_MATH_FMAXIMUM_MAGF128_H
 #define LLVM_LIBC_SRC___SUPPORT_MATH_FMAXIMUM_MAGF128_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 fmaximum_magf128(float128 x, float128 y) {
+using LIBC_NAMESPACE::fputil::Float128;
+
+LIBC_INLINE constexpr Float128 fmaximum_magf128(Float128 x, Float128 y) {
   return fputil::fmaximum_mag(x, y);
 }
 
 } // namespace math
 } // namespace LIBC_NAMESPACE_DECL
 
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
 #endif // LLVM_LIBC_SRC___SUPPORT_MATH_FMAXIMUM_MAGF128_H
diff --git a/libc/src/__support/math/fminimum_magf128.h b/libc/src/__support/math/fminimum_magf128.h
index ea571905fb7df..d81f64821da63 100644
--- a/libc/src/__support/math/fminimum_magf128.h
+++ b/libc/src/__support/math/fminimum_magf128.h
@@ -9,23 +9,20 @@
 #ifndef LLVM_LIBC_SRC___SUPPORT_MATH_FMINIMUM_MAGF128_H
 #define LLVM_LIBC_SRC___SUPPORT_MATH_FMINIMUM_MAGF128_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 fminimum_magf128(float128 x, float128 y) {
+using LIBC_NAMESPACE::fputil::Float128;
+
+LIBC_INLINE constexpr Float128 fminimum_magf128(Float128 x, Float128 y) {
   return fputil::fminimum_mag(x, y);
 }
 
 } // namespace math
 } // namespace LIBC_NAMESPACE_DECL
 
-#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
-
 #endif // LLVM_LIBC_SRC___SUPPORT_MATH_FMINIMUM_MAGF128_H
diff --git a/libc/src/math/fmaximum_magf128.h b/libc/src/math/fmaximum_magf128.h
index fb68af7e6a0c9..04212d893514a 100644
--- a/libc/src/math/fmaximum_magf128.h
+++ b/libc/src/math/fmaximum_magf128.h
@@ -10,11 +10,16 @@
 #ifndef LLVM_LIBC_SRC_MATH_FMAXIMUM_MAGF128_H
 #define LLVM_LIBC_SRC_MATH_FMAXIMUM_MAGF128_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 fmaximum_magf128(float128 x, float128 y);
 
 } // namespace LIBC_NAMESPACE_DECL
diff --git a/libc/src/math/fminimum_magf128.h b/libc/src/math/fminimum_magf128.h
index 00eee4e287933..4f8114cf49651 100644
--- a/libc/src/math/fminimum_magf128.h
+++ b/libc/src/math/fminimum_magf128.h
@@ -10,11 +10,16 @@
 #ifndef LLVM_LIBC_SRC_MATH_FMINIMUM_MAGF128_H
 #define LLVM_LIBC_SRC_MATH_FMINIMUM_MAGF128_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 fminimum_magf128(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 a62954c97d553..51719babdd3fb 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -2307,6 +2307,7 @@ add_entrypoint_object(
   HDRS
     ../fmaximum_magf128.h
   DEPENDS
+    libc.src.__support.CPP.bit
     libc.src.__support.math.fmaximum_magf128
 )
 
@@ -2549,6 +2550,7 @@ add_entrypoint_object(
   HDRS
     ../fminimum_magf128.h
   DEPENDS
+    libc.src.__support.CPP.bit
     libc.src.__support.math.fminimum_magf128
 )
 
diff --git a/libc/src/math/generic/fmaximum_magf128.cpp b/libc/src/math/generic/fmaximum_magf128.cpp
index d75d6a0a69b0c..97e97f6140aa0 100644
--- a/libc/src/math/generic/fmaximum_magf128.cpp
+++ b/libc/src/math/generic/fmaximum_magf128.cpp
@@ -7,12 +7,16 @@
 //===----------------------------------------------------------------------===//
 
 #include "src/math/fmaximum_magf128.h"
+#include "src/__support/CPP/bit.h"
 #include "src/__support/math/fmaximum_magf128.h"
 
 namespace LIBC_NAMESPACE_DECL {
 
+using LIBC_NAMESPACE::fputil::Float128;
+
 LLVM_LIBC_FUNCTION(float128, fmaximum_magf128, (float128 x, float128 y)) {
-  return math::fmaximum_magf128(x, y);
+  return cpp::bit_cast<float128>(math::fmaximum_magf128(
+      cpp::bit_cast<Float128>(x), cpp::bit_cast<Float128>(y)));
 }
 
 } // namespace LIBC_NAMESPACE_DECL
diff --git a/libc/src/math/generic/fminimum_magf128.cpp b/libc/src/math/generic/fminimum_magf128.cpp
index 56c6a48d291aa..64c04ef785152 100644
--- a/libc/src/math/generic/fminimum_magf128.cpp
+++ b/libc/src/math/generic/fminimum_magf128.cpp
@@ -7,12 +7,16 @@
 //===----------------------------------------------------------------------===//
 
 #include "src/math/fminimum_magf128.h"
+#include "src/__support/CPP/bit.h"
 #include "src/__support/math/fminimum_magf128.h"
 
 namespace LIBC_NAMESPACE_DECL {
 
+using LIBC_NAMESPACE::fputil::Float128;
+
 LLVM_LIBC_FUNCTION(float128, fminimum_magf128, (float128 x, float128 y)) {
-  return math::fminimum_magf128(x, y);
+  return cpp::bit_cast<float128>(math::fminimum_magf128(
+      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 042fc7d77ae4a..b4d34ac61e95a 100644
--- a/libc/test/shared/shared_math_constexpr_test.cpp
+++ b/libc/test/shared/shared_math_constexpr_test.cpp
@@ -392,12 +392,18 @@ 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::fmaximum_magf128(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::fmaximum_numf128(Float128(0.0),
                                                        Float128(0.0)));
+static_assert(float128(0.0) ==
+              LIBC_NAMESPACE::shared::fminimum_magf128(Float128(0.0),
+                                                       Float128(0.0)));
 static_assert(Float128(0.0) ==
               LIBC_NAMESPACE::shared::fminimumf128(Float128(0.0),
                                                    Float128(0.0)));
@@ -456,12 +462,6 @@ static_assert(float128(0.0) ==
               LIBC_NAMESPACE::shared::ufromfpf128(float128(0.0), 0, 32));
 static_assert(float128(0.0) ==
               LIBC_NAMESPACE::shared::ufromfpxf128(float128(0.0), 0, 32));
-static_assert(float128(0.0) ==
-              LIBC_NAMESPACE::shared::fmaximum_magf128(float128(0.0),
-                                                       float128(0.0)));
-static_assert(float128(0.0) ==
-              LIBC_NAMESPACE::shared::fminimum_magf128(float128(0.0),
-                                                       float128(0.0)));
 constexpr float128 TOTALORDERF128_X = float128(0.0);
 constexpr float128 TOTALORDERF128_Y = float128(0.0);
 static_assert(1 == LIBC_NAMESPACE::shared::totalorderf128(&TOTALORDERF128_X,
diff --git a/libc/test/shared/shared_math_test.cpp b/libc/test/shared/shared_math_test.cpp
index a5fca1342ff31..8f024ab059e5f 100644
--- a/libc/test/shared/shared_math_test.cpp
+++ b/libc/test/shared/shared_math_test.cpp
@@ -592,10 +592,14 @@ 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::fmaximum_magf128(
+                                  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::fmaximum_numf128(
                                   Float128(0.0), Float128(0.0)));
+  EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::fminimum_magf128(
+                                  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::fminimum_numf128(
@@ -718,10 +722,6 @@ TEST(LlvmLibcSharedMathTest, AllFloat128) {
                LIBC_NAMESPACE::shared::ufromfpf128(float128(0.0), 0, 32));
   EXPECT_FP_EQ(float128(0.0),
                LIBC_NAMESPACE::shared::ufromfpxf128(float128(0.0), 0, 32));
-  EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::fmaximum_magf128(
-                                  float128(0.0), float128(0.0)));
-  EXPECT_FP_EQ(float128(0.0), LIBC_NAMESPACE::shared::fminimum_magf128(
-                                  float128(0.0), float128(0.0)));
   float128 totalorderf128_x = float128(0.0);
   float128 totalorderf128_y = float128(0.0);
   EXPECT_EQ(1, LIBC_NAMESPACE::shared::totalorderf128(&totalorderf128_x,
diff --git a/libc/test/src/math/smoke/CMakeLists.txt b/libc/test/src/math/smoke/CMakeLists.txt
index 5a52cd532b3ce..06f836e48ddb0 100644
--- a/libc/test/src/math/smoke/CMakeLists.txt
+++ b/libc/test/src/math/smoke/CMakeLists.txt
@@ -3093,6 +3093,7 @@ add_fp_unittest(
   HDRS
     FMaximumMagTest.h
   DEPENDS
+    libc.src.__support.FPUtil.float128
     libc.src.math.fmaximum_magf128
     libc.src.__support.CPP.algorithm
     libc.src.__support.FPUtil.basic_operations
@@ -3436,6 +3437,7 @@ add_fp_unittest(
   HDRS
     FMinimumMagTest.h
   DEPENDS
+    libc.src.__support.FPUtil.float128
     libc.src.math.fminimum_magf128
     libc.src.__support.CPP.algorithm
     libc.src.__support.FPUtil.fp_bits
diff --git a/libc/test/src/math/smoke/FMaximumMagTest.h b/libc/test/src/math/smoke/FMaximumMagTest.h
index 6a45ad13fc293..001501f311878 100644
--- a/libc/test/src/math/smoke/FMaximumMagTest.h
+++ b/libc/test/src/math/smoke/FMaximumMagTest.h
@@ -69,7 +69,7 @@ class FMaximumMagTest : 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 (LIBC_NAMESPACE::fputil::abs(x) > LIBC_NAMESPACE::fputil::abs(y))
diff --git a/libc/test/src/math/smoke/FMinimumMagTest.h b/libc/test/src/math/smoke/FMinimumMagTest.h
index ee24042cfe242..4732fa1d26561 100644
--- a/libc/test/src/math/smoke/FMinimumMagTest.h
+++ b/libc/test/src/math/smoke/FMinimumMagTest.h
@@ -69,7 +69,7 @@ class FMinimumMagTest : 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 (LIBC_NAMESPACE::fputil::abs(x) < LIBC_NAMESPACE::fputil::abs(y))
diff --git a/libc/test/src/math/smoke/fmaximum_magf128_test.cpp b/libc/test/src/math/smoke/fmaximum_magf128_test.cpp
index d7ae8ec8d7a03..1701ffc9fac22 100644
--- a/libc/test/src/math/smoke/fmaximum_magf128_test.cpp
+++ b/libc/test/src/math/smoke/fmaximum_magf128_test.cpp
@@ -8,6 +8,11 @@
 
 #include "FMaximumMagTest.h"
 
+#include "src/__support/FPUtil/float128.h"
 #include "src/math/fmaximum_magf128.h"
 
+#ifndef LIBC_TYPES_HAS_NATIVE_FLOAT128
+using float128 = LIBC_NAMESPACE::fputil::Float128;
+#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
+
 LIST_FMAXIMUM_MAG_TESTS(float128, LIBC_NAMESPACE::fmaximum_magf128)
diff --git a/libc/test/src/math/smoke/fminimum_magf128_test.cpp b/libc/test/src/math/smoke/fminimum_magf128_test.cpp
index 010ee6e73bee0..75f40faa2bfab 100644
--- a/libc/test/src/math/smoke/fminimum_magf128_test.cpp
+++ b/libc/test/src/math/smoke/fminimum_magf128_test.cpp
@@ -8,6 +8,11 @@
 
 #include "FMinimumMagTest.h"
 
+#include "src/__support/FPUtil/float128.h"
 #include "src/math/fminimum_magf128.h"
 
+#ifndef LIBC_TYPES_HAS_NATIVE_FLOAT128
+using float128 = LIBC_NAMESPACE::fputil::Float128;
+#endif // LIBC_TYPES_HAS_NATIVE_FLOAT128
+
 LIST_FMINIMUM_MAG_TESTS(float128, LIBC_NAMESPACE::fminimum_magf128)
diff --git a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
index 37ed28f570782..9a7dd4cb55c93 100644
--- a/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
+++ b/utils/bazel/llvm-project-overlay/libc/BUILD.bazel
@@ -5546,8 +5546,8 @@ libc_support_library(
     hdrs = ["src/__support/math/fmaximum_magf128.h"],
     deps = [
         ":__support_fputil_basic_operations",
+        ":__support_fputil_float128",
         ":__support_macros_config",
-        ":llvm_libc_types_float128",
     ],
 )
 
@@ -5794,8 +5794,8 @@ libc_support_library(
     hdrs = ["src/__support/math/fminimum_magf128.h"],
     deps = [
         ":__support_fputil_basic_operations",
+        ":__support_fputil_float128",
         ":__support_macros_config",
-        ":llvm_libc_types_float128",
     ],
 )
 
@@ -11989,6 +11989,8 @@ libc_math_function(
 libc_math_function(
     name = "fmaximum_magf128",
     additional_deps = [
+        ":__support_cpp_bit",
+        ":__support_fputil_float128",
         ":__support_math_fmaximum_magf128",
     ],
 )
@@ -12177,6 +12179,8 @@ libc_math_function(
 libc_math_function(
     name = "fminimum_magf128",
     additional_deps = [
+        ":__support_cpp_bit",
+        ":__support_fputil_float128",
         ":__support_math_fminimum_magf128",
     ],
 )
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 b98db6861ba7b..9fc31339b415c 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
@@ -597,6 +597,9 @@ math_test(
 math_test(
     name = "fmaximum_magf128",
     hdrs = ["FMaximumMagTest.h"],
+    deps = [
+        "//libc:__support_fputil_float128",
+    ],
 )
 
 math_test(
@@ -731,6 +734,9 @@ math_test(
 math_test(
     name = "fminimum_magf128",
     hdrs = ["FMinimumMagTest.h"],
+    deps = [
+        "//libc:__support_fputil_float128",
+    ],
 )
 
 math_test(

>From fbfd687b0bd9f100d32e5672c5bf4a9e43f5d180 Mon Sep 17 00:00:00 2001
From: Sukumarsawant <sawantsukumar at gmail.com>
Date: Fri, 4 Sep 2026 13:30:45 +0530
Subject: [PATCH 2/3] nit

---
 libc/test/shared/shared_math_constexpr_test.cpp | 12 ++++++------
 libc/test/shared/shared_math_test.cpp           |  8 ++++----
 2 files changed, 10 insertions(+), 10 deletions(-)

diff --git a/libc/test/shared/shared_math_constexpr_test.cpp b/libc/test/shared/shared_math_constexpr_test.cpp
index b4d34ac61e95a..79445122c0ac1 100644
--- a/libc/test/shared/shared_math_constexpr_test.cpp
+++ b/libc/test/shared/shared_math_constexpr_test.cpp
@@ -392,21 +392,21 @@ 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::fmaximum_magf128(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::fmaximum_numf128(Float128(0.0),
+              LIBC_NAMESPACE::shared::fmaximum_magf128(Float128(0.0),
                                                        Float128(0.0)));
-static_assert(float128(0.0) ==
-              LIBC_NAMESPACE::shared::fminimum_magf128(Float128(0.0),
+static_assert(Float128(0.0) ==
+              LIBC_NAMESPACE::shared::fmaximum_numf128(Float128(0.0),
                                                        Float128(0.0)));
 static_assert(Float128(0.0) ==
               LIBC_NAMESPACE::shared::fminimumf128(Float128(0.0),
                                                    Float128(0.0)));
+static_assert(Float128(0.0) ==
+              LIBC_NAMESPACE::shared::fminimum_magf128(Float128(0.0),
+                                                       Float128(0.0)));
 static_assert(Float128(0.0) ==
               LIBC_NAMESPACE::shared::fminimum_numf128(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 8f024ab059e5f..8cc1a60ad1d57 100644
--- a/libc/test/shared/shared_math_test.cpp
+++ b/libc/test/shared/shared_math_test.cpp
@@ -592,16 +592,16 @@ 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::fmaximum_magf128(
-                                  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::fmaximum_numf128(
+  EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::fmaximum_magf128(
                                   Float128(0.0), Float128(0.0)));
-  EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::fminimum_magf128(
+  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::fminimumf128(
                                   Float128(0.0), Float128(0.0)));
+  EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::fminimum_magf128(
+                                  Float128(0.0), Float128(0.0)));
   EXPECT_FP_EQ(Float128(0.0), LIBC_NAMESPACE::shared::fminimum_numf128(
                                   Float128(0.0), Float128(0.0)));
   EXPECT_EQ(1, LIBC_NAMESPACE::shared::iscanonicalf128(Float128(0.0)));

>From dc5473926a618bb229e925750c115d8e56874f21 Mon Sep 17 00:00:00 2001
From: Sukumarsawant <sawantsukumar at gmail.com>
Date: Fri, 4 Sep 2026 13:32:54 +0530
Subject: [PATCH 3/3] order

---
 libc/test/src/math/smoke/CMakeLists.txt | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libc/test/src/math/smoke/CMakeLists.txt b/libc/test/src/math/smoke/CMakeLists.txt
index 06f836e48ddb0..75b418db4b699 100644
--- a/libc/test/src/math/smoke/CMakeLists.txt
+++ b/libc/test/src/math/smoke/CMakeLists.txt
@@ -3093,10 +3093,10 @@ add_fp_unittest(
   HDRS
     FMaximumMagTest.h
   DEPENDS
-    libc.src.__support.FPUtil.float128
     libc.src.math.fmaximum_magf128
     libc.src.__support.CPP.algorithm
     libc.src.__support.FPUtil.basic_operations
+    libc.src.__support.FPUtil.float128
     libc.src.__support.FPUtil.fp_bits
 )
 
@@ -3437,9 +3437,9 @@ add_fp_unittest(
   HDRS
     FMinimumMagTest.h
   DEPENDS
-    libc.src.__support.FPUtil.float128
     libc.src.math.fminimum_magf128
     libc.src.__support.CPP.algorithm
+    libc.src.__support.FPUtil.float128
     libc.src.__support.FPUtil.fp_bits
 )
 



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