| /** | |
| * This file has no copyright assigned and is placed in the Public Domain. | |
| * This file is part of the mingw-w64 runtime package. | |
| * No warranty is given; refer to the file DISCLAIMER.PD within this package. | |
| */ | |
| #include <math.h> | |
| long lrintf (float x) | |
| { | |
| long retval = 0l; | |
| #if defined(_AMD64_) || defined(__x86_64__) || defined(_X86_) || defined(__i386__) | |
| __asm__ __volatile__ ("fistpl %0" : "=m" (retval) : "t" (x) : "st"); | |
| #elif defined(__arm__) || defined(_ARM_) | |
| __asm__ __volatile__ ( | |
| "vcvtr.s32.f32 %[src], %[src]\n\t" | |
| "fmrs %[dst], %[src]\n\t" | |
| : [dst] "=r" (retval), [src] "+w" (x)); | |
| #elif defined(__aarch64__) || defined(_ARM64_) | |
| __asm__ __volatile__ ( | |
| "frintx %s1, %s1\n\t" | |
| "fcvtzs %w0, %s1\n\t" | |
| : "=r" (retval), "+w" (x)); | |
| #endif | |
| return retval; | |
| } |