Revert "[libc][math][c23] Add MPFR unit tests for {ceil,floor,round,roundeven,trunc}f16 (#94383)" #94505
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…oundeven,trunc}f16 (llvm#94383)" This reverts commit fda1e4b. The commit caused Buildbot failures: - https://lab.llvm.org/buildbot/#/builders/256/builds/14331 - https://lab.llvm.org/buildbot/#/builders/229/builds/27009
|
@llvm/pr-subscribers-libc Author: OverMighty (overmighty) ChangesThis reverts commit fda1e4b. The commit caused Buildbot failures:
Patch is 20.82 KiB, truncated to 20.00 KiB below, full version: https://github.com/llvm/llvm-project/pull/94505.diff 12 Files Affected:
diff --git a/libc/test/src/math/CMakeLists.txt b/libc/test/src/math/CMakeLists.txt
index e4a3087c9055f..102188c332e40 100644
--- a/libc/test/src/math/CMakeLists.txt
+++ b/libc/test/src/math/CMakeLists.txt
@@ -141,7 +141,6 @@ add_fp_unittest(
TruncTest.h
DEPENDS
libc.src.math.trunc
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -156,7 +155,6 @@ add_fp_unittest(
TruncTest.h
DEPENDS
libc.src.math.truncf
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -171,22 +169,6 @@ add_fp_unittest(
TruncTest.h
DEPENDS
libc.src.math.truncl
- libc.src.__support.CPP.algorithm
- libc.src.__support.FPUtil.fp_bits
-)
-
-add_fp_unittest(
- truncf16_test
- NEED_MPFR
- SUITE
- libc-math-unittests
- SRCS
- truncf16_test.cpp
- HDRS
- TruncTest.h
- DEPENDS
- libc.src.math.truncf16
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -201,7 +183,6 @@ add_fp_unittest(
CeilTest.h
DEPENDS
libc.src.math.ceil
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -216,7 +197,6 @@ add_fp_unittest(
CeilTest.h
DEPENDS
libc.src.math.ceilf
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -231,22 +211,6 @@ add_fp_unittest(
CeilTest.h
DEPENDS
libc.src.math.ceill
- libc.src.__support.CPP.algorithm
- libc.src.__support.FPUtil.fp_bits
-)
-
-add_fp_unittest(
- ceilf16_test
- NEED_MPFR
- SUITE
- libc-math-unittests
- SRCS
- ceilf16_test.cpp
- HDRS
- CeilTest.h
- DEPENDS
- libc.src.math.ceilf16
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -261,7 +225,6 @@ add_fp_unittest(
FloorTest.h
DEPENDS
libc.src.math.floor
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -276,7 +239,6 @@ add_fp_unittest(
FloorTest.h
DEPENDS
libc.src.math.floorf
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -291,22 +253,6 @@ add_fp_unittest(
FloorTest.h
DEPENDS
libc.src.math.floorl
- libc.src.__support.CPP.algorithm
- libc.src.__support.FPUtil.fp_bits
-)
-
-add_fp_unittest(
- floorf16_test
- NEED_MPFR
- SUITE
- libc-math-unittests
- SRCS
- floorf16_test.cpp
- HDRS
- FloorTest.h
- DEPENDS
- libc.src.math.floorf16
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -321,7 +267,6 @@ add_fp_unittest(
RoundTest.h
DEPENDS
libc.src.math.round
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -336,7 +281,6 @@ add_fp_unittest(
RoundTest.h
DEPENDS
libc.src.math.roundf
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -351,22 +295,6 @@ add_fp_unittest(
RoundTest.h
DEPENDS
libc.src.math.roundl
- libc.src.__support.CPP.algorithm
- libc.src.__support.FPUtil.fp_bits
-)
-
-add_fp_unittest(
- roundf16_test
- NEED_MPFR
- SUITE
- libc-math-unittests
- SRCS
- roundf16_test.cpp
- HDRS
- RoundTest.h
- DEPENDS
- libc.src.math.roundf16
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -381,7 +309,6 @@ add_fp_unittest(
RoundEvenTest.h
DEPENDS
libc.src.math.roundeven
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -396,7 +323,6 @@ add_fp_unittest(
RoundEvenTest.h
DEPENDS
libc.src.math.roundevenf
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
@@ -411,22 +337,6 @@ add_fp_unittest(
RoundEvenTest.h
DEPENDS
libc.src.math.roundevenl
- libc.src.__support.CPP.algorithm
- libc.src.__support.FPUtil.fp_bits
-)
-
-add_fp_unittest(
- roundevenf16_test
- NEED_MPFR
- SUITE
- libc-math-unittests
- SRCS
- roundevenf16_test.cpp
- HDRS
- RoundEvenTest.h
- DEPENDS
- libc.src.math.roundevenf16
- libc.src.__support.CPP.algorithm
libc.src.__support.FPUtil.fp_bits
)
diff --git a/libc/test/src/math/CeilTest.h b/libc/test/src/math/CeilTest.h
index 3af87420a739f..b4c3752cc5c4b 100644
--- a/libc/test/src/math/CeilTest.h
+++ b/libc/test/src/math/CeilTest.h
@@ -6,10 +6,6 @@
//
//===----------------------------------------------------------------------===//
-#ifndef LLVM_LIBC_TEST_SRC_MATH_CEILTEST_H
-#define LLVM_LIBC_TEST_SRC_MATH_CEILTEST_H
-
-#include "src/__support/CPP/algorithm.h"
#include "test/UnitTest/FEnvSafeTest.h"
#include "test/UnitTest/FPMatcher.h"
#include "test/UnitTest/Test.h"
@@ -63,21 +59,18 @@ class CeilTest : public LIBC_NAMESPACE::testing::FEnvSafeTest {
EXPECT_FP_EQ(T(-10.0), func(T(-10.32)));
EXPECT_FP_EQ(T(11.0), func(T(10.65)));
EXPECT_FP_EQ(T(-10.0), func(T(-10.65)));
- EXPECT_FP_EQ(T(124.0), func(T(123.38)));
- EXPECT_FP_EQ(T(-123.0), func(T(-123.38)));
- EXPECT_FP_EQ(T(124.0), func(T(123.96)));
- EXPECT_FP_EQ(T(-123.0), func(T(-123.96)));
+ EXPECT_FP_EQ(T(1235.0), func(T(1234.38)));
+ EXPECT_FP_EQ(T(-1234.0), func(T(-1234.38)));
+ EXPECT_FP_EQ(T(1235.0), func(T(1234.96)));
+ EXPECT_FP_EQ(T(-1234.0), func(T(-1234.96)));
}
void testRange(CeilFunc func) {
- constexpr int COUNT = 100'000;
- constexpr StorageType STEP = LIBC_NAMESPACE::cpp::max(
- static_cast<StorageType>(STORAGE_MAX / COUNT), StorageType(1));
- StorageType v = 0;
- for (int i = 0; i <= COUNT; ++i, v += STEP) {
- FPBits xbits(v);
- T x = xbits.get_val();
- if (xbits.is_inf_or_nan())
+ constexpr StorageType COUNT = 100'000;
+ constexpr StorageType STEP = STORAGE_MAX / COUNT;
+ for (StorageType i = 0, v = 0; i <= COUNT; ++i, v += STEP) {
+ T x = FPBits(v).get_val();
+ if (isnan(x) || isinf(x))
continue;
ASSERT_MPFR_MATCH(mpfr::Operation::Ceil, x, func(x), 0.0);
@@ -91,5 +84,3 @@ class CeilTest : public LIBC_NAMESPACE::testing::FEnvSafeTest {
TEST_F(LlvmLibcCeilTest, RoundedNubmers) { testRoundedNumbers(&func); } \
TEST_F(LlvmLibcCeilTest, Fractions) { testFractions(&func); } \
TEST_F(LlvmLibcCeilTest, Range) { testRange(&func); }
-
-#endif // LLVM_LIBC_TEST_SRC_MATH_CEILTEST_H
diff --git a/libc/test/src/math/FloorTest.h b/libc/test/src/math/FloorTest.h
index cce0c731ebbc0..9103a5b05eb5a 100644
--- a/libc/test/src/math/FloorTest.h
+++ b/libc/test/src/math/FloorTest.h
@@ -9,7 +9,6 @@
#ifndef LLVM_LIBC_TEST_SRC_MATH_FLOORTEST_H
#define LLVM_LIBC_TEST_SRC_MATH_FLOORTEST_H
-#include "src/__support/CPP/algorithm.h"
#include "test/UnitTest/FEnvSafeTest.h"
#include "test/UnitTest/FPMatcher.h"
#include "test/UnitTest/Test.h"
@@ -63,21 +62,18 @@ class FloorTest : public LIBC_NAMESPACE::testing::FEnvSafeTest {
EXPECT_FP_EQ(T(-11.0), func(T(-10.32)));
EXPECT_FP_EQ(T(10.0), func(T(10.65)));
EXPECT_FP_EQ(T(-11.0), func(T(-10.65)));
- EXPECT_FP_EQ(T(123.0), func(T(123.38)));
- EXPECT_FP_EQ(T(-124.0), func(T(-123.38)));
- EXPECT_FP_EQ(T(123.0), func(T(123.96)));
- EXPECT_FP_EQ(T(-124.0), func(T(-123.96)));
+ EXPECT_FP_EQ(T(1234.0), func(T(1234.38)));
+ EXPECT_FP_EQ(T(-1235.0), func(T(-1234.38)));
+ EXPECT_FP_EQ(T(1234.0), func(T(1234.96)));
+ EXPECT_FP_EQ(T(-1235.0), func(T(-1234.96)));
}
void testRange(FloorFunc func) {
- constexpr int COUNT = 100'000;
- constexpr StorageType STEP = LIBC_NAMESPACE::cpp::max(
- static_cast<StorageType>(STORAGE_MAX / COUNT), StorageType(1));
- StorageType v = 0;
- for (int i = 0; i <= COUNT; ++i, v += STEP) {
- FPBits xbits(v);
- T x = xbits.get_val();
- if (xbits.is_inf_or_nan())
+ constexpr StorageType COUNT = 100'000;
+ constexpr StorageType STEP = STORAGE_MAX / COUNT;
+ for (StorageType i = 0, v = 0; i <= COUNT; ++i, v += STEP) {
+ T x = FPBits(v).get_val();
+ if (isnan(x) || isinf(x))
continue;
ASSERT_MPFR_MATCH(mpfr::Operation::Floor, x, func(x), 0.0);
diff --git a/libc/test/src/math/RoundEvenTest.h b/libc/test/src/math/RoundEvenTest.h
index 5ecda66ccb588..d70555d347659 100644
--- a/libc/test/src/math/RoundEvenTest.h
+++ b/libc/test/src/math/RoundEvenTest.h
@@ -9,7 +9,6 @@
#ifndef LLVM_LIBC_TEST_SRC_MATH_ROUNDEVENTEST_H
#define LLVM_LIBC_TEST_SRC_MATH_ROUNDEVENTEST_H
-#include "src/__support/CPP/algorithm.h"
#include "test/UnitTest/FEnvSafeTest.h"
#include "test/UnitTest/FPMatcher.h"
#include "test/UnitTest/Test.h"
@@ -61,25 +60,22 @@ class RoundEvenTest : public LIBC_NAMESPACE::testing::FEnvSafeTest {
EXPECT_FP_EQ(T(-2.0), func(T(-1.75)));
EXPECT_FP_EQ(T(11.0), func(T(10.65)));
EXPECT_FP_EQ(T(-11.0), func(T(-10.65)));
- EXPECT_FP_EQ(T(123.0), func(T(123.25)));
- EXPECT_FP_EQ(T(124.0), func(T(123.50)));
- EXPECT_FP_EQ(T(124.0), func(T(123.75)));
- EXPECT_FP_EQ(T(-123.0), func(T(-123.25)));
- EXPECT_FP_EQ(T(-124.0), func(T(-123.50)));
- EXPECT_FP_EQ(T(-124.0), func(T(-123.75)));
- EXPECT_FP_EQ(T(124.0), func(T(124.50)));
- EXPECT_FP_EQ(T(-124.0), func(T(-124.50)));
+ EXPECT_FP_EQ(T(1233.0), func(T(1233.25)));
+ EXPECT_FP_EQ(T(1234.0), func(T(1233.50)));
+ EXPECT_FP_EQ(T(1234.0), func(T(1233.75)));
+ EXPECT_FP_EQ(T(-1233.0), func(T(-1233.25)));
+ EXPECT_FP_EQ(T(-1234.0), func(T(-1233.50)));
+ EXPECT_FP_EQ(T(-1234.0), func(T(-1233.75)));
+ EXPECT_FP_EQ(T(1234.0), func(T(1234.50)));
+ EXPECT_FP_EQ(T(-1234.0), func(T(-1234.50)));
}
void testRange(RoundEvenFunc func) {
- constexpr int COUNT = 100'000;
- constexpr StorageType STEP = LIBC_NAMESPACE::cpp::max(
- static_cast<StorageType>(STORAGE_MAX / COUNT), StorageType(1));
- StorageType v = 0;
- for (int i = 0; i <= COUNT; ++i, v += STEP) {
- FPBits xbits(v);
- T x = xbits.get_val();
- if (xbits.is_inf_or_nan())
+ constexpr StorageType COUNT = 100'000;
+ constexpr StorageType STEP = STORAGE_MAX / COUNT;
+ for (StorageType i = 0, v = 0; i <= COUNT; ++i, v += STEP) {
+ T x = FPBits(v).get_val();
+ if (isnan(x) || isinf(x))
continue;
ASSERT_MPFR_MATCH(mpfr::Operation::RoundEven, x, func(x), 0.0);
diff --git a/libc/test/src/math/RoundTest.h b/libc/test/src/math/RoundTest.h
index d571d5d8feed4..2a31df305ac38 100644
--- a/libc/test/src/math/RoundTest.h
+++ b/libc/test/src/math/RoundTest.h
@@ -9,7 +9,6 @@
#ifndef LLVM_LIBC_TEST_SRC_MATH_ROUNDTEST_H
#define LLVM_LIBC_TEST_SRC_MATH_ROUNDTEST_H
-#include "src/__support/CPP/algorithm.h"
#include "test/UnitTest/FEnvSafeTest.h"
#include "test/UnitTest/FPMatcher.h"
#include "test/UnitTest/Test.h"
@@ -63,21 +62,18 @@ class RoundTest : public LIBC_NAMESPACE::testing::FEnvSafeTest {
EXPECT_FP_EQ(T(-10.0), func(T(-10.32)));
EXPECT_FP_EQ(T(11.0), func(T(10.65)));
EXPECT_FP_EQ(T(-11.0), func(T(-10.65)));
- EXPECT_FP_EQ(T(123.0), func(T(123.38)));
- EXPECT_FP_EQ(T(-123.0), func(T(-123.38)));
- EXPECT_FP_EQ(T(124.0), func(T(123.96)));
- EXPECT_FP_EQ(T(-124.0), func(T(-123.96)));
+ EXPECT_FP_EQ(T(1234.0), func(T(1234.38)));
+ EXPECT_FP_EQ(T(-1234.0), func(T(-1234.38)));
+ EXPECT_FP_EQ(T(1235.0), func(T(1234.96)));
+ EXPECT_FP_EQ(T(-1235.0), func(T(-1234.96)));
}
void testRange(RoundFunc func) {
- constexpr int COUNT = 100'000;
- constexpr StorageType STEP = LIBC_NAMESPACE::cpp::max(
- static_cast<StorageType>(STORAGE_MAX / COUNT), StorageType(1));
- StorageType v = 0;
- for (int i = 0; i <= COUNT; ++i, v += STEP) {
- FPBits xbits(v);
- T x = xbits.get_val();
- if (xbits.is_inf_or_nan())
+ constexpr StorageType COUNT = 100'000;
+ constexpr StorageType STEP = STORAGE_MAX / COUNT;
+ for (StorageType i = 0, v = 0; i <= COUNT; ++i, v += STEP) {
+ T x = FPBits(v).get_val();
+ if (isnan(x) || isinf(x))
continue;
ASSERT_MPFR_MATCH(mpfr::Operation::Round, x, func(x), 0.0);
diff --git a/libc/test/src/math/TruncTest.h b/libc/test/src/math/TruncTest.h
index 76c9740a917bf..bc5b76131291b 100644
--- a/libc/test/src/math/TruncTest.h
+++ b/libc/test/src/math/TruncTest.h
@@ -9,7 +9,6 @@
#ifndef LLVM_LIBC_TEST_SRC_MATH_TRUNCTEST_H
#define LLVM_LIBC_TEST_SRC_MATH_TRUNCTEST_H
-#include "src/__support/CPP/algorithm.h"
#include "test/UnitTest/FEnvSafeTest.h"
#include "test/UnitTest/FPMatcher.h"
#include "test/UnitTest/Test.h"
@@ -63,21 +62,18 @@ class TruncTest : public LIBC_NAMESPACE::testing::FEnvSafeTest {
EXPECT_FP_EQ(T(-10.0), func(T(-10.32)));
EXPECT_FP_EQ(T(10.0), func(T(10.65)));
EXPECT_FP_EQ(T(-10.0), func(T(-10.65)));
- EXPECT_FP_EQ(T(123.0), func(T(123.38)));
- EXPECT_FP_EQ(T(-123.0), func(T(-123.38)));
- EXPECT_FP_EQ(T(123.0), func(T(123.96)));
- EXPECT_FP_EQ(T(-123.0), func(T(-123.96)));
+ EXPECT_FP_EQ(T(1234.0), func(T(1234.38)));
+ EXPECT_FP_EQ(T(-1234.0), func(T(-1234.38)));
+ EXPECT_FP_EQ(T(1234.0), func(T(1234.96)));
+ EXPECT_FP_EQ(T(-1234.0), func(T(-1234.96)));
}
void testRange(TruncFunc func) {
- constexpr int COUNT = 100'000;
- constexpr StorageType STEP = LIBC_NAMESPACE::cpp::max(
- static_cast<StorageType>(STORAGE_MAX / COUNT), StorageType(1));
- StorageType v = 0;
- for (int i = 0; i <= COUNT; ++i, v += STEP) {
- FPBits xbits(v);
- T x = xbits.get_val();
- if (xbits.is_inf_or_nan())
+ constexpr StorageType COUNT = 100'000;
+ constexpr StorageType STEP = STORAGE_MAX / COUNT;
+ for (StorageType i = 0, v = 0; i <= COUNT; ++i, v += STEP) {
+ T x = FPBits(v).get_val();
+ if (isnan(x) || isinf(x))
continue;
ASSERT_MPFR_MATCH(mpfr::Operation::Trunc, x, func(x), 0.0);
diff --git a/libc/test/src/math/ceilf16_test.cpp b/libc/test/src/math/ceilf16_test.cpp
deleted file mode 100644
index a6ec922836a75..0000000000000
--- a/libc/test/src/math/ceilf16_test.cpp
+++ /dev/null
@@ -1,13 +0,0 @@
-//===-- Unittests for ceilf16 ---------------------------------------------===//
-//
-// 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 "CeilTest.h"
-
-#include "src/math/ceilf16.h"
-
-LIST_CEIL_TESTS(float16, LIBC_NAMESPACE::ceilf16)
diff --git a/libc/test/src/math/floorf16_test.cpp b/libc/test/src/math/floorf16_test.cpp
deleted file mode 100644
index ca5160e927035..0000000000000
--- a/libc/test/src/math/floorf16_test.cpp
+++ /dev/null
@@ -1,13 +0,0 @@
-//===-- Unittests for floorf16 --------------------------------------------===//
-//
-// 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 "FloorTest.h"
-
-#include "src/math/floorf16.h"
-
-LIST_FLOOR_TESTS(float16, LIBC_NAMESPACE::floorf16)
diff --git a/libc/test/src/math/roundevenf16_test.cpp b/libc/test/src/math/roundevenf16_test.cpp
deleted file mode 100644
index 911a32c9f73f4..0000000000000
--- a/libc/test/src/math/roundevenf16_test.cpp
+++ /dev/null
@@ -1,13 +0,0 @@
-//===-- Unittests for roundevenf16 ----------------------------------------===//
-//
-// 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 "RoundEvenTest.h"
-
-#include "src/math/roundevenf16.h"
-
-LIST_ROUNDEVEN_TESTS(float16, LIBC_NAMESPACE::roundevenf16)
diff --git a/libc/test/src/math/roundf16_test.cpp b/libc/test/src/math/roundf16_test.cpp
deleted file mode 100644
index 54ead855934db..0000000000000
--- a/libc/test/src/math/roundf16_test.cpp
+++ /dev/null
@@ -1,13 +0,0 @@
-//===-- Unittests for roundf16 --------------------------------------------===//
-//
-// 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 "RoundTest.h"
-
-#include "src/math/roundf16.h"
-
-LIST_ROUND_TESTS(float16, LIBC_NAMESPACE::roundf16)
diff --git a/libc/test/src/math/truncf16_test.cpp b/libc/test/src/math/truncf16_test.cpp
deleted file mode 100644
index 832d88ec84f8e..0000000000000
--- a/libc/test/src/math/truncf16_test.cpp
+++ /dev/null
@@ -1,13 +0,0 @@
-//===-- Unittests for truncf16 --------------------------------------------===//
-//
-// 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 "TruncTest.h"
-
-#include "src/math/truncf16.h"
-
-LIST_TRUNC_TESTS(float16, LIBC_NAMESPACE::truncf16)
diff --git a/libc/utils/MPFRWrapper/MPFRUtils.cpp b/libc/utils/MPFRWrapper/MPFRUtils.cpp
index a9177fa050f86..18a8ac044a9bb 100644
--- a/libc/utils/MPFRWrapper/MPFRUtils.cpp
+++ b/libc/utils/MPFRWrapper/MPFRUtils.cpp
@@ -12,7 +12,6 @@
#include "src/__support/CPP/string_view.h"
#include "src/__support/FPUtil/FPBits.h"
#include "src/__support/FPUtil/fpbits_str.h"
-#include "src/__support/macros/properties/types.h"
#include "test/UnitTest/FPMatcher.h"
#include "hdr/math_macros.h"
@@ -31,12 +30,6 @@ namespace mpfr {
// precision compared to the floating point precision.
template <typename T> struct ExtraPrecision;
-#ifdef LIBC_TYPES_HAS_FLOAT16
-template <> struct ExtraPrecision<float16> {
- static constexpr unsigned int VALUE = 128;
-};
-#endif
-
template <> struct ExtraPrecision<float> {
static constexpr unsigned int VALUE = 128;
};
@@ -92,16 +85,9 @@ class MPFRNumber {
// We use explicit EnableIf specializations to disallow implicit
// conversions. Implicit conversions can potentially lead to loss of
- // precision. We exceptionally allow implicit conversions from float16
- // to float, as the MPFR API does not support float16, thus requiring
- // conversion to a higher-precision format.
+ // precision.
template <typename XType,
- cpp::enable_if_t<cpp::is_same_v<float, XType>
-#ifdef LIBC_TYPES_HAS_FLOAT16
- || cpp::is_same_v<float16, XType>
-#endif
- ,
- int> = 0>
+ cpp::enable_if_t<cpp::is_same_v<float, XType>, int> = 0>
explicit MPFRNumber(XType x,
unsigned int precision = ExtraPrecision<XType>::VALUE,
RoundingMode rounding = RoundingMode::Nearest)
@@ -543,8 +529,8 @@ class MPFRNumber {
// If the control reaches here, it means that this number and input are
// of the same sign but different exponent. In such a case, ULP error is
// calculated as sum of two parts.
- thisAsT = FPBits<T>(thisAsT).abs().get_val();
- input = FPBits<T>(input).abs().get_val();
+ thisAsT = std::abs(thisAsT);
+ input = std::abs(input);
T min = thisAsT > input ? input : thisAsT;
T max = thisAsT > input ? thisAsT : input;
int minExponent = FPBits<T>(min).get_exponent();
@@ -599,14 +585,6 @@ template <> long double MPFRNumber::as<long double>() const {
return mpfr_get_ld(value, mpfr_rounding);
}
-#ifdef LIBC_TYPES_HAS_FLOAT16
-template <> float16 MPFRNumber::as<float16>() const {
- // TODO: Either prove that this cast won't cause double-rounding errors, or
- // find a better way to get a float16.
- return static_cast<float16>(mpfr_get_d(value, mpfr_rounding));
-}
-#endif
-
namespace internal {
template <typename InputType>
@@ -785,10 +763,6 @@ template void explain_unary_operation_single_output_error<double>(
Operation op, double, double, double, RoundingMode);
template void explain_unary_operation_single_output_error<long double>(
Operation op, long double, long double, double, RoundingMode);
-#ifdef LIBC_TYPES_HAS_FLOAT16
-template void explain_unary_operation_sin...
[truncated]
|
lntue
approved these changes
Jun 5, 2024
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This reverts commit fda1e4b.
The commit caused Buildbot failures: