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84da0e1bb7
Symbol aliases are supported by all platforms that compiler-rt builtins target, and we can use these instead of function redirects to avoid the extra indirection. This is part of the cleanup proposed in "[RFC] compiler-rt builtins cleanup and refactoring". Differential Revision: https://reviews.llvm.org/D60931 llvm-svn: 359413
45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
//===-- fixdfdi.c - Implement __fixdfdi -----------------------------------===//
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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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#define DOUBLE_PRECISION
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#include "fp_lib.h"
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#ifndef __SOFT_FP__
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// Support for systems that have hardware floating-point; can set the invalid
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// flag as a side-effect of computation.
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COMPILER_RT_ABI du_int __fixunsdfdi(double a);
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COMPILER_RT_ABI di_int __fixdfdi(double a) {
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if (a < 0.0) {
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return -__fixunsdfdi(-a);
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}
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return __fixunsdfdi(a);
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}
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#else
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// Support for systems that don't have hardware floating-point; there are no
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// flags to set, and we don't want to code-gen to an unknown soft-float
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// implementation.
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typedef di_int fixint_t;
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typedef du_int fixuint_t;
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#include "fp_fixint_impl.inc"
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COMPILER_RT_ABI di_int __fixdfdi(fp_t a) { return __fixint(a); }
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#endif
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#if defined(__ARM_EABI__)
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#if defined(COMPILER_RT_ARMHF_TARGET)
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AEABI_RTABI di_int __aeabi_d2lz(fp_t a) { return __fixdfdi(a); }
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#else
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COMPILER_RT_ALIAS(__fixdfdi, __aeabi_d2lz)
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#endif
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#endif
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