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Diffstat (limited to 'contrib/compiler-rt/lib/builtins/negsf2.c')
| -rw-r--r-- | contrib/compiler-rt/lib/builtins/negsf2.c | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/contrib/compiler-rt/lib/builtins/negsf2.c b/contrib/compiler-rt/lib/builtins/negsf2.c new file mode 100644 index 000000000000..05c97d4d5a11 --- /dev/null +++ b/contrib/compiler-rt/lib/builtins/negsf2.c @@ -0,0 +1,30 @@ +//===-- lib/negsf2.c - single-precision negation ------------------*- C -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is dual licensed under the MIT and the University of Illinois Open +// Source Licenses. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// This file implements single-precision soft-float negation. +// +//===----------------------------------------------------------------------===// + +#define SINGLE_PRECISION +#include "fp_lib.h" + +COMPILER_RT_ABI fp_t +__negsf2(fp_t a) { + return fromRep(toRep(a) ^ signBit); +} + +#if defined(__ARM_EABI__) +#if defined(COMPILER_RT_ARMHF_TARGET) +AEABI_RTABI fp_t __aeabi_fneg(fp_t a) { + return __negsf2(a); +} +#else +AEABI_RTABI fp_t __aeabi_fneg(fp_t a) COMPILER_RT_ALIAS(__negsf2); +#endif +#endif |