forked from OSchip/llvm-project
73 lines
2.1 KiB
C
73 lines
2.1 KiB
C
// REQUIRES-ANY: arm-target-arch,armv6m-target-arch
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// RUN: %arm_call_apsr -o %t.aspr.o
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// RUN: %clang_builtins %s %t.aspr.o %librt -o %t && %run %t
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//===-- aeabi_cdcmpeq.c - Test __aeabi_cdcmpeq ----------------------------===//
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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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//
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// This file tests __aeabi_cdcmpeq for the compiler_rt library.
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//
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//===----------------------------------------------------------------------===//
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <math.h>
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#if __arm__
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#include "call_apsr.h"
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extern __attribute__((pcs("aapcs"))) void __aeabi_cdcmpeq(double a, double b);
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int test__aeabi_cdcmpeq(double a, double b, int expected)
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{
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uint32_t cpsr_value = call_apsr_d(a, b, __aeabi_cdcmpeq);
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union cpsr cpsr = { .value = cpsr_value };
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if (expected != cpsr.flags.z) {
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printf("error in __aeabi_cdcmpeq(%f, %f) => Z = %d, expected %d\n",
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a, b, cpsr.flags.z, expected);
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return 1;
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}
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return 0;
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}
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#endif
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int main()
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{
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#if __arm__
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if (test__aeabi_cdcmpeq(1.0, 1.0, 1))
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return 1;
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if (test__aeabi_cdcmpeq(1234.567, 765.4321, 0))
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return 1;
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if (test__aeabi_cdcmpeq(-123.0, -678.0, 0))
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return 1;
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if (test__aeabi_cdcmpeq(0.0, -0.0, 1))
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return 1;
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if (test__aeabi_cdcmpeq(1.0, NAN, 0))
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return 1;
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if (test__aeabi_cdcmpeq(NAN, 1.0, 0))
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return 1;
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if (test__aeabi_cdcmpeq(NAN, NAN, 0))
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return 1;
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if (test__aeabi_cdcmpeq(INFINITY, 1.0, 0))
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return 1;
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if (test__aeabi_cdcmpeq(0.0, INFINITY, 0))
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return 1;
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if (test__aeabi_cdcmpeq(-INFINITY, 0.0, 0))
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return 1;
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if (test__aeabi_cdcmpeq(0.0, -INFINITY, 0))
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return 1;
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if (test__aeabi_cdcmpeq(INFINITY, INFINITY, 1))
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return 1;
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if (test__aeabi_cdcmpeq(-INFINITY, -INFINITY, 1))
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return 1;
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#else
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printf("skipped\n");
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#endif
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return 0;
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}
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