db46c7770f
Fix small bugs in aarch64/EFnvImpl.h and simplify feclearexcept_test. Reviewed By: sivachandra Differential Revision: https://reviews.llvm.org/D120997
45 lines
1.5 KiB
C++
45 lines
1.5 KiB
C++
//===-- Unittests for feclearexcept with exceptions enabled ---------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "src/fenv/feclearexcept.h"
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#include "src/__support/FPUtil/FEnvImpl.h"
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#include "utils/UnitTest/Test.h"
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#include <fenv.h>
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#include <stdint.h>
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TEST(LlvmLibcFEnvTest, ClearTest) {
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uint16_t excepts[] = {FE_DIVBYZERO, FE_INVALID, FE_INEXACT, FE_OVERFLOW,
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FE_UNDERFLOW};
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__llvm_libc::fputil::disable_except(FE_ALL_EXCEPT);
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__llvm_libc::fputil::clear_except(FE_ALL_EXCEPT);
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for (uint16_t e : excepts)
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ASSERT_EQ(__llvm_libc::fputil::test_except(e), 0);
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__llvm_libc::fputil::raise_except(FE_ALL_EXCEPT);
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for (uint16_t e1 : excepts) {
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for (uint16_t e2 : excepts) {
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for (uint16_t e3 : excepts) {
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for (uint16_t e4 : excepts) {
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for (uint16_t e5 : excepts) {
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// We clear one exception and test to verify that it was cleared.
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__llvm_libc::feclearexcept(e1 | e2 | e3 | e4 | e5);
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ASSERT_EQ(__llvm_libc::fputil::test_except(e1 | e2 | e3 | e4 | e5),
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0);
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// After clearing, we raise the exception again.
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__llvm_libc::fputil::raise_except(e1 | e2 | e3 | e4 | e5);
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}
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}
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}
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}
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}
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}
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