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Diffstat (limited to 'compiler-rt/lib/builtins/fixsfdi.c')
-rw-r--r-- | compiler-rt/lib/builtins/fixsfdi.c | 44 |
1 files changed, 44 insertions, 0 deletions
diff --git a/compiler-rt/lib/builtins/fixsfdi.c b/compiler-rt/lib/builtins/fixsfdi.c new file mode 100644 index 000000000000..615e93d4f8d9 --- /dev/null +++ b/compiler-rt/lib/builtins/fixsfdi.c @@ -0,0 +1,44 @@ +//===-- fixsfdi.c - Implement __fixsfdi -----------------------------------===// +// +// 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 +// +//===----------------------------------------------------------------------===// + +#define SINGLE_PRECISION +#include "fp_lib.h" + +#ifndef __SOFT_FP__ +// Support for systems that have hardware floating-point; can set the invalid +// flag as a side-effect of computation. + +COMPILER_RT_ABI du_int __fixunssfdi(float a); + +COMPILER_RT_ABI di_int __fixsfdi(float a) { + if (a < 0.0f) { + return -__fixunssfdi(-a); + } + return __fixunssfdi(a); +} + +#else +// Support for systems that don't have hardware floating-point; there are no +// flags to set, and we don't want to code-gen to an unknown soft-float +// implementation. + +typedef di_int fixint_t; +typedef du_int fixuint_t; +#include "fp_fixint_impl.inc" + +COMPILER_RT_ABI di_int __fixsfdi(fp_t a) { return __fixint(a); } + +#endif + +#if defined(__ARM_EABI__) +#if defined(COMPILER_RT_ARMHF_TARGET) +AEABI_RTABI di_int __aeabi_f2lz(fp_t a) { return __fixsfdi(a); } +#else +COMPILER_RT_ALIAS(__fixsfdi, __aeabi_f2lz) +#endif +#endif |