From 1b6f59b5d0aa6d4da1483a129d6e53c89fe725a4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Martin=20Storsj=C3=B6?= Date: Tue, 3 Aug 2021 15:56:11 +0300 Subject: [PATCH] msvcrt: Implement _clearfp for arm. MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Martin Storsjö Signed-off-by: Piotr Caban Signed-off-by: Alexandre Julliard --- dlls/msvcrt/math.c | 12 ++++++++++++ 1 file changed, 12 insertions(+) diff --git a/dlls/msvcrt/math.c b/dlls/msvcrt/math.c index 01b3e7002a6..03394900e87 100644 --- a/dlls/msvcrt/math.c +++ b/dlls/msvcrt/math.c @@ -5260,6 +5260,18 @@ unsigned int CDECL _clearfp(void) if (fpsr & 0x80) flags |= _SW_DENORMAL; fpsr &= ~0x9f; __asm__ __volatile__( "msr fpsr, %0" :: "r" (fpsr) ); +#elif defined(__arm__) && !defined(__SOFTFP__) + DWORD fpscr; + + __asm__ __volatile__( "vmrs %0, fpscr" : "=r" (fpscr) ); + if (fpscr & 0x1) flags |= _SW_INVALID; + if (fpscr & 0x2) flags |= _SW_ZERODIVIDE; + if (fpscr & 0x4) flags |= _SW_OVERFLOW; + if (fpscr & 0x8) flags |= _SW_UNDERFLOW; + if (fpscr & 0x10) flags |= _SW_INEXACT; + if (fpscr & 0x80) flags |= _SW_DENORMAL; + fpscr &= ~0x9f; + __asm__ __volatile__( "vmsr fpscr, %0" :: "r" (fpscr) ); #else FIXME( "not implemented\n" ); #endif