5 files changed, 61 insertions, 1 deletions
diff --git a/libc/test/shared/CMakeLists.txt b/libc/test/shared/CMakeLists.txt
index 9685aea..b2264e1 100644
--- a/libc/test/shared/CMakeLists.txt
+++ b/libc/test/shared/CMakeLists.txt
@@ -28,6 +28,7 @@ add_fp_unittest(
     libc.src.__support.math.atanhf16
     libc.src.__support.math.cbrt
     libc.src.__support.math.cbrtf
+    libc.src.__support.math.cos
     libc.src.__support.math.erff
     libc.src.__support.math.exp
     libc.src.__support.math.exp10
diff --git a/libc/test/shared/shared_math_test.cpp b/libc/test/shared/shared_math_test.cpp
index 5e57c49e..2386b55 100644
--- a/libc/test/shared/shared_math_test.cpp
+++ b/libc/test/shared/shared_math_test.cpp
@@ -66,8 +66,9 @@ TEST(LlvmLibcSharedMathTest, AllDouble) {
   EXPECT_FP_EQ(0x1.921fb54442d18p+0, LIBC_NAMESPACE::shared::acos(0.0));
   EXPECT_FP_EQ(0x0p+0, LIBC_NAMESPACE::shared::asin(0.0));
   EXPECT_FP_EQ(0x0p+0, LIBC_NAMESPACE::shared::atan(0.0));
-  EXPECT_FP_EQ(0x0p+0, LIBC_NAMESPACE::shared::cbrt(0.0));
   EXPECT_FP_EQ(0x0p+0, LIBC_NAMESPACE::shared::atan2(0.0, 0.0));
+  EXPECT_FP_EQ(0x0p+0, LIBC_NAMESPACE::shared::cbrt(0.0));
+  EXPECT_FP_EQ(0x1p+0, LIBC_NAMESPACE::shared::cos(0.0));
   EXPECT_FP_EQ(0x1p+0, LIBC_NAMESPACE::shared::exp(0.0));
   EXPECT_FP_EQ(0x1p+0, LIBC_NAMESPACE::shared::exp10(0.0));
 }
diff --git a/libc/test/src/math/smoke/CMakeLists.txt b/libc/test/src/math/smoke/CMakeLists.txt
index dc1850a..f060ef3 100644
--- a/libc/test/src/math/smoke/CMakeLists.txt
+++ b/libc/test/src/math/smoke/CMakeLists.txt
@@ -2347,6 +2347,21 @@ add_fp_unittest(
 )
 
 add_fp_unittest(
+  fminbf16_test
+  SUITE
+    libc-math-smoke-tests
+  SRCS
+    fminbf16_test.cpp
+  HDRS
+    FMinTest.h
+  DEPENDS
+    libc.src.math.fminbf16
+    libc.src.__support.CPP.algorithm
+    libc.src.__support.FPUtil.bfloat16
+    libc.src.__support.FPUtil.fp_bits
+)
+
+add_fp_unittest(
   fmaxf_test
   SUITE
     libc-math-smoke-tests
@@ -2417,6 +2432,21 @@ add_fp_unittest(
 )
 
 add_fp_unittest(
+  fmaxbf16_test
+  SUITE
+    libc-math-smoke-tests
+  SRCS
+    fmaxbf16_test.cpp
+  HDRS
+    FMaxTest.h
+  DEPENDS
+    libc.src.math.fmaxbf16
+    libc.src.__support.CPP.algorithm
+    libc.src.__support.FPUtil.bfloat16
+    libc.src.__support.FPUtil.fp_bits
+)
+
+add_fp_unittest(
   fmaximuml_test
   SUITE
     libc-math-smoke-tests
diff --git a/libc/test/src/math/smoke/fmaxbf16_test.cpp b/libc/test/src/math/smoke/fmaxbf16_test.cpp
new file mode 100644
index 0000000..8ff9313
--- /dev/null
+++ b/libc/test/src/math/smoke/fmaxbf16_test.cpp
@@ -0,0 +1,14 @@
+//===-- Unittests for fmaxbf16 --------------------------------------------===//
+//
+// 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 "FMaxTest.h"
+
+#include "src/__support/FPUtil/bfloat16.h"
+#include "src/math/fmaxbf16.h"
+
+LIST_FMAX_TESTS(bfloat16, LIBC_NAMESPACE::fmaxbf16)
diff --git a/libc/test/src/math/smoke/fminbf16_test.cpp b/libc/test/src/math/smoke/fminbf16_test.cpp
new file mode 100644
index 0000000..195a0ac
--- /dev/null
+++ b/libc/test/src/math/smoke/fminbf16_test.cpp
@@ -0,0 +1,14 @@
+//===-- Unittests for fminbf16 --------------------------------------------===//
+//
+// 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 "FMinTest.h"
+
+#include "src/__support/FPUtil/bfloat16.h"
+#include "src/math/fminbf16.h"
+
+LIST_FMIN_TESTS(bfloat16, LIBC_NAMESPACE::fminbf16)