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sourceware.org Git - newlib-cygwin.git/blob - winsup/cygwin/math/rintf.c
2 * This file has no copyright assigned and is placed in the Public Domain.
3 * This file is part of the mingw-w64 runtime package.
4 * No warranty is given; refer to the file DISCLAIMER.PD within this package.
8 #if defined(__arm__) || defined(_ARM_)
9 /* This works around a compiler bug */
10 float __rintf_internal( float x
);
11 asm(".def __rintf_internal; .scl 2; .type 32; .endef\n"
14 "\t.globl __rintf_internal\n"
16 "\tvcvtr.s32.f32 s0, s0\n"
17 "\tvcvt.f32.s32 s0, s0\n"
19 #endif /* defined(__arm__) || defined(_ARM_) */
21 float rintf (float x
) {
23 #if defined(_AMD64_) || defined(__x86_64__) || defined(_X86_) || defined(__i386__)
24 __asm__
__volatile__ ("frndint;": "=t" (retval
) : "0" (x
));
25 #elif defined(__arm__) || defined(_ARM_)
26 retval
= __rintf_internal(x
);
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