From patchwork Thu Oct 26 23:12:47 2017 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Joseph Myers X-Patchwork-Id: 23896 Received: (qmail 127468 invoked by alias); 26 Oct 2017 23:12:58 -0000 Mailing-List: contact libc-alpha-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Unsubscribe: List-Subscribe: List-Archive: List-Post: List-Help: , Sender: libc-alpha-owner@sourceware.org Delivered-To: mailing list libc-alpha@sourceware.org Received: (qmail 127452 invoked by uid 89); 26 Oct 2017 23:12:57 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-24.5 required=5.0 tests=AWL, BAYES_00, GIT_PATCH_0, GIT_PATCH_1, GIT_PATCH_2, GIT_PATCH_3, RCVD_IN_DNSWL_NONE, SPF_PASS, URIBL_RED autolearn=ham version=3.3.2 spammy=Hx-languages-length:1965 X-HELO: relay1.mentorg.com Date: Thu, 26 Oct 2017 23:12:47 +0000 From: Joseph Myers To: Subject: Add HUGE_VAL macros for more _FloatN, _FloatNx types [committed] Message-ID: User-Agent: Alpine 2.20 (DEB 67 2015-01-07) MIME-Version: 1.0 X-ClientProxiedBy: svr-ies-mbx-01.mgc.mentorg.com (139.181.222.1) To SVR-IES-MBX-03.mgc.mentorg.com (139.181.222.3) This patch continues the preparation for additional _FloatN / _FloatNx type support by adding appropriately conditional definitions of HUGE_VAL_* macros, corresponding to the HUGE_VAL_F128 definition already present. Tested for x86_64. Committed. 2017-10-26 Joseph Myers * math/math.h [__HAVE_FLOAT16 && __GLIBC_USE (IEC_60559_TYPES_EXT)] (HUGE_VAL_F16): New macro. [__HAVE_FLOAT32 && __GLIBC_USE (IEC_60559_TYPES_EXT)] (HUGE_VAL_F32): Likewise. [__HAVE_FLOAT64 && __GLIBC_USE (IEC_60559_TYPES_EXT)] (HUGE_VAL_F64): Likewise. [__HAVE_FLOAT32X && __GLIBC_USE (IEC_60559_TYPES_EXT)] (HUGE_VAL_F32X): Likewise. [__HAVE_FLOAT64X && __GLIBC_USE (IEC_60559_TYPES_EXT)] (HUGE_VAL_F64X): Likewise. [__HAVE_FLOAT128X && __GLIBC_USE (IEC_60559_TYPES_EXT)] (HUGE_VAL_F128X): Likewise. diff --git a/math/math.h b/math/math.h index 5ad8156..4affd2a 100644 --- a/math/math.h +++ b/math/math.h @@ -63,9 +63,27 @@ __BEGIN_DECLS # define HUGE_VALL 1e10000L # endif #endif +#if __HAVE_FLOAT16 && __GLIBC_USE (IEC_60559_TYPES_EXT) +# define HUGE_VAL_F16 (__builtin_huge_valf16 ()) +#endif +#if __HAVE_FLOAT32 && __GLIBC_USE (IEC_60559_TYPES_EXT) +# define HUGE_VAL_F32 (__builtin_huge_valf32 ()) +#endif +#if __HAVE_FLOAT64 && __GLIBC_USE (IEC_60559_TYPES_EXT) +# define HUGE_VAL_F64 (__builtin_huge_valf64 ()) +#endif #if __HAVE_FLOAT128 && __GLIBC_USE (IEC_60559_TYPES_EXT) # define HUGE_VAL_F128 (__builtin_huge_valf128 ()) #endif +#if __HAVE_FLOAT32X && __GLIBC_USE (IEC_60559_TYPES_EXT) +# define HUGE_VAL_F32X (__builtin_huge_valf32x ()) +#endif +#if __HAVE_FLOAT64X && __GLIBC_USE (IEC_60559_TYPES_EXT) +# define HUGE_VAL_F64X (__builtin_huge_valf64x ()) +#endif +#if __HAVE_FLOAT128X && __GLIBC_USE (IEC_60559_TYPES_EXT) +# define HUGE_VAL_F128X (__builtin_huge_valf128x ()) +#endif #ifdef __USE_ISOC99 /* IEEE positive infinity. */