[libc][bazel][math] Add float128 math functions and their smoke tests to bazel layout. (#87645)

Author: lntue

utils/bazel/llvm-project-overlay/libc/BUILD.bazel

@@ -1696,16 +1696,14 @@ libc_math_function(
 )
 
 libc_math_function(name = "fabs")
-
 libc_math_function(name = "fabsf")
-
 libc_math_function(name = "fabsl")
+libc_math_function(name = "fabsf128")
 
 libc_math_function(name = "fdim")
-
 libc_math_function(name = "fdimf")
-
 libc_math_function(name = "fdiml")
+libc_math_function(name = "fdimf128")
 
 libc_math_function(
     name = "ceil",
@@ -1730,6 +1728,9 @@ libc_math_function(
     ],
 )
 
+libc_math_function(name = "ceilf128")
+
+
 libc_math_function(
     name = "floor",
     specializations = [
@@ -1747,12 +1748,12 @@ libc_math_function(
 )
 
 libc_math_function(name = "floorl")
+libc_math_function(name = "floorf128")
 
 libc_math_function(name = "ldexp")
-
 libc_math_function(name = "ldexpf")
-
 libc_math_function(name = "ldexpl")
+libc_math_function(name = "ldexpf128")
 
 libc_math_function(
     name = "trunc",
@@ -1771,6 +1772,7 @@ libc_math_function(
 )
 
 libc_math_function(name = "truncl")
+libc_math_function(name = "truncf128")
 
 libc_math_function(
     name = "round",
@@ -1789,6 +1791,7 @@ libc_math_function(
 )
 
 libc_math_function(name = "roundl")
+libc_math_function(name = "roundf128")
 
 libc_math_function(
     name = "fmod",
@@ -1805,10 +1808,9 @@ libc_math_function(
 )
 
 libc_math_function(name = "frexp")
-
 libc_math_function(name = "frexpf")
-
 libc_math_function(name = "frexpl")
+libc_math_function(name = "frexpf128")
 
 libc_math_function(name = "hypot")
 
@@ -1820,40 +1822,32 @@ libc_math_function(
 )
 
 libc_math_function(name = "logb")
-
 libc_math_function(name = "logbf")
-
 libc_math_function(name = "logbl")
+libc_math_function(name = "logbf128")
 
 libc_math_function(name = "modf")
-
 libc_math_function(name = "modff")
-
 libc_math_function(name = "modfl")
+libc_math_function(name = "modff128")
 
 libc_math_function(name = "remquo")
-
 libc_math_function(name = "remquof")
-
 libc_math_function(name = "remquol")
 
 libc_math_function(name = "remainder")
-
 libc_math_function(name = "remainderf")
-
 libc_math_function(name = "remainderl")
 
 libc_math_function(name = "fmin")
-
 libc_math_function(name = "fminf")
-
 libc_math_function(name = "fminl")
+libc_math_function(name = "fminf128")
 
 libc_math_function(name = "fmax")
-
 libc_math_function(name = "fmaxf")
-
 libc_math_function(name = "fmaxl")
+libc_math_function(name = "fmaxf128")
 
 libc_math_function(
     name = "cosf",
@@ -1927,49 +1921,47 @@ libc_math_function(
     ],
 )
 
-libc_math_function(name = "copysign")
+libc_math_function(
+    name = "sqrtf128",
+    additional_deps = [
+        ":__support_fputil_sqrt",
+    ],
+)
 
+libc_math_function(name = "copysign")
 libc_math_function(name = "copysignf")
-
 libc_math_function(name = "copysignl")
-
 libc_math_function(name = "copysignf128")
 
 libc_math_function(name = "ilogb")
-
 libc_math_function(name = "ilogbf")
-
 libc_math_function(name = "ilogbl")
+libc_math_function(name = "ilogbf128")
 
 libc_math_function(name = "rint")
-
 libc_math_function(name = "rintf")
-
 libc_math_function(name = "rintl")
+libc_math_function(name = "rintf128")
 
 libc_math_function(name = "lrint")
-
 libc_math_function(name = "lrintf")
-
 libc_math_function(name = "lrintl")
+libc_math_function(name = "lrintf128")
 
 libc_math_function(name = "llrint")
-
 libc_math_function(name = "llrintf")
-
 libc_math_function(name = "llrintl")
+libc_math_function(name = "llrintf128")
 
 libc_math_function(name = "lround")
-
 libc_math_function(name = "lroundf")
-
 libc_math_function(name = "lroundl")
+libc_math_function(name = "lroundf128")
 
 libc_math_function(name = "llround")
-
 libc_math_function(name = "llroundf")
-
 libc_math_function(name = "llroundl")
+libc_math_function(name = "llroundf128")
 
 libc_math_function(
     name = "nan",
@@ -1995,28 +1987,29 @@ libc_math_function(
     ],
 )
 
-libc_math_function(name = "nearbyint")
+libc_math_function(
+    name = "nanf128",
+    additional_deps = [
+        ":__support_str_to_float",
+        ":errno",
+    ],
+)
 
+libc_math_function(name = "nearbyint")
 libc_math_function(name = "nearbyintf")
-
 libc_math_function(name = "nearbyintl")
 
 libc_math_function(name = "nextafter")
-
 libc_math_function(name = "nextafterf")
-
 libc_math_function(name = "nextafterl")
+libc_math_function(name = "nextafterf128")
 
 libc_math_function(name = "nexttoward")
-
 libc_math_function(name = "nexttowardf")
-
 libc_math_function(name = "nexttowardl")
 
 libc_math_function(name = "scalbn")
-
 libc_math_function(name = "scalbnf")
-
 libc_math_function(name = "scalbnl")
 
 ############################## inttypes targets ##############################

utils/bazel/llvm-project-overlay/libc/test/src/math/smoke/BUILD.bazel

@@ -0,0 +1,147 @@
+# This file is licensed 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
+
+# Smoke tests for LLVM libc math.h functions.
+
+load("//libc:libc_build_rules.bzl", "libc_support_library")
+load("//libc/test/src/math:libc_math_test_rules.bzl", "math_test")
+
+package(default_visibility = ["//visibility:public"])
+
+licenses(["notice"])
+
+math_test(
+    name = "fabsf128",
+    hdrs = ["FAbsTest.h"],
+)
+
+math_test(
+    name = "ceilf128",
+    hdrs = ["CeilTest.h"],
+)
+
+math_test(
+    name = "floorf128",
+    hdrs = ["FloorTest.h"],
+)
+
+math_test(
+    name = "truncf128",
+    hdrs = ["TruncTest.h"],
+)
+
+math_test(
+    name = "roundf128",
+    hdrs = ["RoundTest.h"],
+)
+
+math_test(
+    name = "frexpf128",
+    hdrs = ["FrexpTest.h"],
+)
+
+math_test(
+    name = "logbf128",
+    hdrs = ["LogbTest.h"],
+)
+
+math_test(
+    name = "modff128",
+    hdrs = ["ModfTest.h"],
+)
+
+math_test(
+    name = "fminf128",
+    hdrs = ["FMinTest.h"],
+)
+
+math_test(
+    name = "fmaxf128",
+    hdrs = ["FMaxTest.h"],
+)
+
+math_test(
+    name = "sqrtf128",
+    hdrs = ["SqrtTest.h"],
+    deps = ["//libc:__support_cpp_bit"],
+)
+
+math_test(
+    name = "copysignf128",
+    hdrs = ["CopySignTest.h"],
+)
+
+math_test(
+    name = "ilogbf128",
+    hdrs = ["ILogbTest.h"],
+    deps = ["//libc:__support_cpp_limits"],
+)
+
+math_test(
+    name = "fdimf128",
+    hdrs = ["FDimTest.h"],
+)
+
+libc_support_library(
+    name = "ldexp_test_template",
+    hdrs = ["LdExpTest.h"],
+    deps = [
+        "//libc:__support_cpp_limits",
+        "//libc:__support_fputil_fp_bits",
+        "//libc:__support_fputil_normal_float",
+        "//libc:llvm_libc_macros_math_macros",
+        "//libc/test/UnitTest:LibcUnitTest",
+        "//libc/test/UnitTest:fp_test_helpers",
+    ],
+)
+
+math_test(
+    name = "ldexpf128",
+    hdrs = ["LdExpTest.h"],
+    deps = ["//libc:__support_cpp_limits"],
+)
+
+math_test(
+    name = "rintf128",
+    hdrs = ["RIntTest.h"],
+)
+
+math_test(
+    name = "lrintf128",
+    hdrs = ["RoundToIntegerTest.h"],
+)
+
+math_test(
+    name = "llrintf128",
+    hdrs = ["RoundToIntegerTest.h"],
+)
+math_test(
+    name = "lroundf128",
+    hdrs = ["RoundToIntegerTest.h"],
+)
+
+math_test(
+    name = "llroundf128",
+    hdrs = ["RoundToIntegerTest.h"],
+)
+
+libc_support_library(
+    name = "nextafter_test_template",
+    hdrs = ["NextAfterTest.h"],
+    deps = [
+        "//libc:__support_cpp_array",
+        "//libc:__support_cpp_bit",
+        "//libc:__support_cpp_type_traits",
+        "//libc:__support_fputil_basic_operations",
+        "//libc:__support_fputil_fp_bits",
+        "//libc:llvm_libc_macros_math_macros",
+        "//libc/test/UnitTest:LibcUnitTest",
+        "//libc/test/UnitTest:fp_test_helpers",
+    ],
+)
+
+math_test(
+    name = "nextafterf128",
+    deps = [":nextafter_test_template"],
+)