[libc-commits] [libc] [libc][math][c23] Add {remainder, remquo}f16 C23 math functions (PR #94773)
via libc-commits
libc-commits at lists.llvm.org
Mon Jun 10 06:47:23 PDT 2024
https://github.com/overmighty updated https://github.com/llvm/llvm-project/pull/94773
>From 6c4c533974639a04b3d8b493b62ae7f664125bd2 Mon Sep 17 00:00:00 2001
From: OverMighty <its.overmighty at gmail.com>
Date: Fri, 7 Jun 2024 18:50:48 +0200
Subject: [PATCH 1/3] [libc][math][c23] Add remainderf16 C23 math function
---
libc/config/linux/aarch64/entrypoints.txt | 1 +
libc/config/linux/x86_64/entrypoints.txt | 1 +
libc/docs/math/index.rst | 2 +-
libc/spec/stdc.td | 3 ++-
libc/src/__support/FPUtil/NormalFloat.h | 2 +-
libc/src/math/CMakeLists.txt | 1 +
libc/src/math/generic/CMakeLists.txt | 13 +++++++++++++
libc/src/math/generic/remainderf16.cpp | 20 ++++++++++++++++++++
libc/src/math/remainderf16.h | 20 ++++++++++++++++++++
9 files changed, 60 insertions(+), 3 deletions(-)
create mode 100644 libc/src/math/generic/remainderf16.cpp
create mode 100644 libc/src/math/remainderf16.h
diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index 8863749e12c6d..7ea70cad55a56 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -536,6 +536,7 @@ if(LIBC_TYPES_HAS_FLOAT16)
# clang-12 and after: https://godbolt.org/z/8ceT9454c
# libc.src.math.nexttowardf16
libc.src.math.nextupf16
+ libc.src.math.remainderf16
libc.src.math.rintf16
libc.src.math.roundf16
libc.src.math.roundevenf16
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index 31ad0bc412836..d2b73066ab04c 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -566,6 +566,7 @@ if(LIBC_TYPES_HAS_FLOAT16)
libc.src.math.nextdownf16
libc.src.math.nexttowardf16
libc.src.math.nextupf16
+ libc.src.math.remainderf16
libc.src.math.rintf16
libc.src.math.roundf16
libc.src.math.roundevenf16
diff --git a/libc/docs/math/index.rst b/libc/docs/math/index.rst
index 3e122fb8bc26e..23e1555b531be 100644
--- a/libc/docs/math/index.rst
+++ b/libc/docs/math/index.rst
@@ -198,7 +198,7 @@ Basic Operations
+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+
| nextup | |check| | |check| | |check| | |check| | |check| | 7.12.11.5 | F.10.8.5 |
+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+
-| remainder | |check| | |check| | |check| | | | 7.12.10.2 | F.10.7.2 |
+| remainder | |check| | |check| | |check| | |check| | | 7.12.10.2 | F.10.7.2 |
+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+
| remquo | |check| | |check| | |check| | | |check| | 7.12.10.3 | F.10.7.3 |
+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+
diff --git a/libc/spec/stdc.td b/libc/spec/stdc.td
index b5b6dbc481bd7..430ed405f3fbe 100644
--- a/libc/spec/stdc.td
+++ b/libc/spec/stdc.td
@@ -581,9 +581,10 @@ def StdC : StandardSpec<"stdc"> {
FunctionSpec<"exp10", RetValSpec<DoubleType>, [ArgSpec<DoubleType>]>,
FunctionSpec<"exp10f", RetValSpec<FloatType>, [ArgSpec<FloatType>]>,
- FunctionSpec<"remainderf", RetValSpec<FloatType>, [ArgSpec<FloatType>, ArgSpec<FloatType>]>,
FunctionSpec<"remainder", RetValSpec<DoubleType>, [ArgSpec<DoubleType>, ArgSpec<DoubleType>]>,
+ FunctionSpec<"remainderf", RetValSpec<FloatType>, [ArgSpec<FloatType>, ArgSpec<FloatType>]>,
FunctionSpec<"remainderl", RetValSpec<LongDoubleType>, [ArgSpec<LongDoubleType>, ArgSpec<LongDoubleType>]>,
+ GuardedFunctionSpec<"remainderf16", RetValSpec<Float16Type>, [ArgSpec<Float16Type>, ArgSpec<Float16Type>], "LIBC_TYPES_HAS_FLOAT16">,
FunctionSpec<"remquof", RetValSpec<FloatType>, [ArgSpec<FloatType>, ArgSpec<FloatType>, ArgSpec<IntPtr>]>,
GuardedFunctionSpec<"remquof128", RetValSpec<Float128Type>, [ArgSpec<Float128Type>, ArgSpec<Float128Type>, ArgSpec<IntPtr>], "LIBC_TYPES_HAS_FLOAT128">,
diff --git a/libc/src/__support/FPUtil/NormalFloat.h b/libc/src/__support/FPUtil/NormalFloat.h
index 33529d5e9b80a..413d20430090b 100644
--- a/libc/src/__support/FPUtil/NormalFloat.h
+++ b/libc/src/__support/FPUtil/NormalFloat.h
@@ -52,7 +52,7 @@ template <typename T> struct NormalFloat {
return;
unsigned normalization_shift = evaluate_normalization_shift(mantissa);
- mantissa = mantissa << normalization_shift;
+ mantissa <<= normalization_shift;
exponent -= normalization_shift;
}
diff --git a/libc/src/math/CMakeLists.txt b/libc/src/math/CMakeLists.txt
index f8582d8d42683..6947e10bceadc 100644
--- a/libc/src/math/CMakeLists.txt
+++ b/libc/src/math/CMakeLists.txt
@@ -315,6 +315,7 @@ add_math_entrypoint_object(powf)
add_math_entrypoint_object(remainder)
add_math_entrypoint_object(remainderf)
add_math_entrypoint_object(remainderl)
+add_math_entrypoint_object(remainderf16)
add_math_entrypoint_object(remquo)
add_math_entrypoint_object(remquof)
diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt
index caaa0ac23dc7a..24bf06ffab2c3 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -2570,6 +2570,19 @@ add_entrypoint_object(
-O2
)
+add_entrypoint_object(
+ remainderf16
+ SRCS
+ remainderf16.cpp
+ HDRS
+ ../remainderf16.h
+ DEPENDS
+ libc.src.__support.macros.properties.types
+ libc.src.__support.FPUtil.division_and_remainder_operations
+ COMPILE_OPTIONS
+ -O2
+)
+
add_entrypoint_object(
hypotf
SRCS
diff --git a/libc/src/math/generic/remainderf16.cpp b/libc/src/math/generic/remainderf16.cpp
new file mode 100644
index 0000000000000..35177228acdbf
--- /dev/null
+++ b/libc/src/math/generic/remainderf16.cpp
@@ -0,0 +1,20 @@
+//===-- Implementation of remainderf16 function ---------------------------===//
+//
+// 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 "src/math/remainderf16.h"
+#include "src/__support/FPUtil/DivisionAndRemainderOperations.h"
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(float16, remainderf16, (float16 x, float16 y)) {
+ int quotient;
+ return fputil::remquo(x, y, quotient);
+}
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/math/remainderf16.h b/libc/src/math/remainderf16.h
new file mode 100644
index 0000000000000..e23eead4bae2c
--- /dev/null
+++ b/libc/src/math/remainderf16.h
@@ -0,0 +1,20 @@
+//===-- Implementation header for remainderf16 ------------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_MATH_REMAINDERF16_H
+#define LLVM_LIBC_SRC_MATH_REMAINDERF16_H
+
+#include "src/__support/macros/properties/types.h"
+
+namespace LIBC_NAMESPACE {
+
+float16 remainderf16(float16 x, float16 y);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_MATH_REMAINDERF16_H
>From 7e53ea707201b99d2cdf4c3ed16b0d6c84cd7e99 Mon Sep 17 00:00:00 2001
From: OverMighty <its.overmighty at gmail.com>
Date: Fri, 7 Jun 2024 19:38:59 +0200
Subject: [PATCH 2/3] [libc][math][c23] Add remquof16 C23 math function
---
libc/config/linux/aarch64/entrypoints.txt | 1 +
libc/config/linux/x86_64/entrypoints.txt | 1 +
libc/docs/math/index.rst | 2 +-
libc/spec/stdc.td | 5 +++--
libc/src/math/CMakeLists.txt | 1 +
libc/src/math/generic/CMakeLists.txt | 13 +++++++++++++
libc/src/math/generic/remquof16.cpp | 19 +++++++++++++++++++
libc/src/math/remquof16.h | 20 ++++++++++++++++++++
libc/test/src/math/smoke/CMakeLists.txt | 16 +++++++++++++---
libc/test/src/math/smoke/RemQuoTest.h | 2 --
libc/test/src/math/smoke/remquof16_test.cpp | 13 +++++++++++++
11 files changed, 85 insertions(+), 8 deletions(-)
create mode 100644 libc/src/math/generic/remquof16.cpp
create mode 100644 libc/src/math/remquof16.h
create mode 100644 libc/test/src/math/smoke/remquof16_test.cpp
diff --git a/libc/config/linux/aarch64/entrypoints.txt b/libc/config/linux/aarch64/entrypoints.txt
index 7ea70cad55a56..381061ce3fcbf 100644
--- a/libc/config/linux/aarch64/entrypoints.txt
+++ b/libc/config/linux/aarch64/entrypoints.txt
@@ -537,6 +537,7 @@ if(LIBC_TYPES_HAS_FLOAT16)
# libc.src.math.nexttowardf16
libc.src.math.nextupf16
libc.src.math.remainderf16
+ libc.src.math.remquof16
libc.src.math.rintf16
libc.src.math.roundf16
libc.src.math.roundevenf16
diff --git a/libc/config/linux/x86_64/entrypoints.txt b/libc/config/linux/x86_64/entrypoints.txt
index d2b73066ab04c..e99960b12441d 100644
--- a/libc/config/linux/x86_64/entrypoints.txt
+++ b/libc/config/linux/x86_64/entrypoints.txt
@@ -567,6 +567,7 @@ if(LIBC_TYPES_HAS_FLOAT16)
libc.src.math.nexttowardf16
libc.src.math.nextupf16
libc.src.math.remainderf16
+ libc.src.math.remquof16
libc.src.math.rintf16
libc.src.math.roundf16
libc.src.math.roundevenf16
diff --git a/libc/docs/math/index.rst b/libc/docs/math/index.rst
index 23e1555b531be..f83a646c34b57 100644
--- a/libc/docs/math/index.rst
+++ b/libc/docs/math/index.rst
@@ -200,7 +200,7 @@ Basic Operations
+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+
| remainder | |check| | |check| | |check| | |check| | | 7.12.10.2 | F.10.7.2 |
+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+
-| remquo | |check| | |check| | |check| | | |check| | 7.12.10.3 | F.10.7.3 |
+| remquo | |check| | |check| | |check| | |check| | |check| | 7.12.10.3 | F.10.7.3 |
+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+
| rint | |check| | |check| | |check| | |check| | |check| | 7.12.9.4 | F.10.6.4 |
+------------------+------------------+-----------------+------------------------+----------------------+------------------------+------------------------+----------------------------+
diff --git a/libc/spec/stdc.td b/libc/spec/stdc.td
index 430ed405f3fbe..34169948fc6d2 100644
--- a/libc/spec/stdc.td
+++ b/libc/spec/stdc.td
@@ -586,10 +586,11 @@ def StdC : StandardSpec<"stdc"> {
FunctionSpec<"remainderl", RetValSpec<LongDoubleType>, [ArgSpec<LongDoubleType>, ArgSpec<LongDoubleType>]>,
GuardedFunctionSpec<"remainderf16", RetValSpec<Float16Type>, [ArgSpec<Float16Type>, ArgSpec<Float16Type>], "LIBC_TYPES_HAS_FLOAT16">,
- FunctionSpec<"remquof", RetValSpec<FloatType>, [ArgSpec<FloatType>, ArgSpec<FloatType>, ArgSpec<IntPtr>]>,
- GuardedFunctionSpec<"remquof128", RetValSpec<Float128Type>, [ArgSpec<Float128Type>, ArgSpec<Float128Type>, ArgSpec<IntPtr>], "LIBC_TYPES_HAS_FLOAT128">,
FunctionSpec<"remquo", RetValSpec<DoubleType>, [ArgSpec<DoubleType>, ArgSpec<DoubleType>, ArgSpec<IntPtr>]>,
+ FunctionSpec<"remquof", RetValSpec<FloatType>, [ArgSpec<FloatType>, ArgSpec<FloatType>, ArgSpec<IntPtr>]>,
FunctionSpec<"remquol", RetValSpec<LongDoubleType>, [ArgSpec<LongDoubleType>, ArgSpec<LongDoubleType>, ArgSpec<IntPtr>]>,
+ GuardedFunctionSpec<"remquof16", RetValSpec<Float16Type>, [ArgSpec<Float16Type>, ArgSpec<Float16Type>, ArgSpec<IntPtr>], "LIBC_TYPES_HAS_FLOAT16">,
+ GuardedFunctionSpec<"remquof128", RetValSpec<Float128Type>, [ArgSpec<Float128Type>, ArgSpec<Float128Type>, ArgSpec<IntPtr>], "LIBC_TYPES_HAS_FLOAT128">,
FunctionSpec<"round", RetValSpec<DoubleType>, [ArgSpec<DoubleType>]>,
FunctionSpec<"roundf", RetValSpec<FloatType>, [ArgSpec<FloatType>]>,
diff --git a/libc/src/math/CMakeLists.txt b/libc/src/math/CMakeLists.txt
index 6947e10bceadc..82dfdaf479ff0 100644
--- a/libc/src/math/CMakeLists.txt
+++ b/libc/src/math/CMakeLists.txt
@@ -321,6 +321,7 @@ add_math_entrypoint_object(remquo)
add_math_entrypoint_object(remquof)
add_math_entrypoint_object(remquof128)
add_math_entrypoint_object(remquol)
+add_math_entrypoint_object(remquof16)
add_math_entrypoint_object(rint)
add_math_entrypoint_object(rintf)
diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt
index 24bf06ffab2c3..c56ad01682119 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -2534,6 +2534,19 @@ add_entrypoint_object(
-O2
)
+add_entrypoint_object(
+ remquof16
+ SRCS
+ remquof16.cpp
+ HDRS
+ ../remquof16.h
+ DEPENDS
+ libc.src.__support.macros.properties.types
+ libc.src.__support.FPUtil.division_and_remainder_operations
+ COMPILE_OPTIONS
+ -O2
+)
+
add_entrypoint_object(
remainderf
SRCS
diff --git a/libc/src/math/generic/remquof16.cpp b/libc/src/math/generic/remquof16.cpp
new file mode 100644
index 0000000000000..a373bfa58651b
--- /dev/null
+++ b/libc/src/math/generic/remquof16.cpp
@@ -0,0 +1,19 @@
+//===-- Implementation of remquof16 function ------------------------------===//
+//
+// 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 "src/math/remquof16.h"
+#include "src/__support/FPUtil/DivisionAndRemainderOperations.h"
+#include "src/__support/common.h"
+
+namespace LIBC_NAMESPACE {
+
+LLVM_LIBC_FUNCTION(float16, remquof16, (float16 x, float16 y, int *exp)) {
+ return fputil::remquo(x, y, *exp);
+}
+
+} // namespace LIBC_NAMESPACE
diff --git a/libc/src/math/remquof16.h b/libc/src/math/remquof16.h
new file mode 100644
index 0000000000000..fee848c955a01
--- /dev/null
+++ b/libc/src/math/remquof16.h
@@ -0,0 +1,20 @@
+//===-- Implementation header for remquof16 ---------------------*- C++ -*-===//
+//
+// 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
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef LLVM_LIBC_SRC_MATH_REMQUOF16_H
+#define LLVM_LIBC_SRC_MATH_REMQUOF16_H
+
+#include "src/__support/macros/properties/types.h"
+
+namespace LIBC_NAMESPACE {
+
+float16 remquof16(float16 x, float16 y, int *exp);
+
+} // namespace LIBC_NAMESPACE
+
+#endif // LLVM_LIBC_SRC_MATH_REMQUOF16_H
diff --git a/libc/test/src/math/smoke/CMakeLists.txt b/libc/test/src/math/smoke/CMakeLists.txt
index 84aa76c0a0881..75e2bdd7be100 100644
--- a/libc/test/src/math/smoke/CMakeLists.txt
+++ b/libc/test/src/math/smoke/CMakeLists.txt
@@ -2608,7 +2608,6 @@ add_fp_unittest(
RemQuoTest.h
DEPENDS
libc.src.math.remquof
- libc.src.__support.FPUtil.basic_operations
libc.src.__support.FPUtil.fp_bits
)
@@ -2636,7 +2635,6 @@ add_fp_unittest(
RemQuoTest.h
DEPENDS
libc.src.math.remquo
- libc.src.__support.FPUtil.basic_operations
libc.src.__support.FPUtil.fp_bits
)
@@ -2650,7 +2648,19 @@ add_fp_unittest(
RemQuoTest.h
DEPENDS
libc.src.math.remquol
- libc.src.__support.FPUtil.basic_operations
+ libc.src.__support.FPUtil.fp_bits
+)
+
+add_fp_unittest(
+ remquof16_test
+ SUITE
+ libc-math-smoke-tests
+ SRCS
+ remquof16_test.cpp
+ HDRS
+ RemQuoTest.h
+ DEPENDS
+ libc.src.math.remquof16
libc.src.__support.FPUtil.fp_bits
)
diff --git a/libc/test/src/math/smoke/RemQuoTest.h b/libc/test/src/math/smoke/RemQuoTest.h
index 43eee3d38e449..e9263263dfb24 100644
--- a/libc/test/src/math/smoke/RemQuoTest.h
+++ b/libc/test/src/math/smoke/RemQuoTest.h
@@ -9,8 +9,6 @@
#ifndef LLVM_LIBC_TEST_SRC_MATH_REMQUOTEST_H
#define LLVM_LIBC_TEST_SRC_MATH_REMQUOTEST_H
-#include "hdr/math_macros.h"
-#include "src/__support/FPUtil/BasicOperations.h"
#include "src/__support/FPUtil/FPBits.h"
#include "test/UnitTest/FEnvSafeTest.h"
#include "test/UnitTest/FPMatcher.h"
diff --git a/libc/test/src/math/smoke/remquof16_test.cpp b/libc/test/src/math/smoke/remquof16_test.cpp
new file mode 100644
index 0000000000000..18f2aba71aabe
--- /dev/null
+++ b/libc/test/src/math/smoke/remquof16_test.cpp
@@ -0,0 +1,13 @@
+//===-- Unittests for remquof16 -------------------------------------------===//
+//
+// 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 "RemQuoTest.h"
+
+#include "src/math/remquof16.h"
+
+LIST_REMQUO_TESTS(float16, LIBC_NAMESPACE::remquof16)
>From 9991623aeae8c4061114a8bcc2522ec051fa0106 Mon Sep 17 00:00:00 2001
From: OverMighty <its.overmighty at gmail.com>
Date: Mon, 10 Jun 2024 15:47:04 +0200
Subject: [PATCH 3/3] [libc][math] Change compile options for
{remainder,remquo}* functions to -O3
---
libc/src/math/generic/CMakeLists.txt | 16 ++++++++--------
1 file changed, 8 insertions(+), 8 deletions(-)
diff --git a/libc/src/math/generic/CMakeLists.txt b/libc/src/math/generic/CMakeLists.txt
index c56ad01682119..f4f683e61bd65 100644
--- a/libc/src/math/generic/CMakeLists.txt
+++ b/libc/src/math/generic/CMakeLists.txt
@@ -2495,7 +2495,7 @@ add_entrypoint_object(
DEPENDS
libc.src.__support.FPUtil.division_and_remainder_operations
COMPILE_OPTIONS
- -O2
+ -O3
)
add_entrypoint_object(
@@ -2519,7 +2519,7 @@ add_entrypoint_object(
DEPENDS
libc.src.__support.FPUtil.division_and_remainder_operations
COMPILE_OPTIONS
- -O2
+ -O3
)
add_entrypoint_object(
@@ -2531,7 +2531,7 @@ add_entrypoint_object(
DEPENDS
libc.src.__support.FPUtil.division_and_remainder_operations
COMPILE_OPTIONS
- -O2
+ -O3
)
add_entrypoint_object(
@@ -2544,7 +2544,7 @@ add_entrypoint_object(
libc.src.__support.macros.properties.types
libc.src.__support.FPUtil.division_and_remainder_operations
COMPILE_OPTIONS
- -O2
+ -O3
)
add_entrypoint_object(
@@ -2556,7 +2556,7 @@ add_entrypoint_object(
DEPENDS
libc.src.__support.FPUtil.division_and_remainder_operations
COMPILE_OPTIONS
- -O2
+ -O3
)
add_entrypoint_object(
@@ -2568,7 +2568,7 @@ add_entrypoint_object(
DEPENDS
libc.src.__support.FPUtil.division_and_remainder_operations
COMPILE_OPTIONS
- -O2
+ -O3
)
add_entrypoint_object(
@@ -2580,7 +2580,7 @@ add_entrypoint_object(
DEPENDS
libc.src.__support.FPUtil.division_and_remainder_operations
COMPILE_OPTIONS
- -O2
+ -O3
)
add_entrypoint_object(
@@ -2593,7 +2593,7 @@ add_entrypoint_object(
libc.src.__support.macros.properties.types
libc.src.__support.FPUtil.division_and_remainder_operations
COMPILE_OPTIONS
- -O2
+ -O3
)
add_entrypoint_object(
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