From 0175c9e9be5f0b2000859666b6e1ef3696f1123b Mon Sep 17 00:00:00 2001 From: Joseph Myers Date: Tue, 13 Aug 2019 11:28:51 +0000 Subject: Declare most TS 18661-1 interfaces for C2X. C2X adds the interfaces from TS 18661-1, and all except a handful in Annex F are unconditionally visible in C2X rather than only visible when __STDC_WANT_IEC_60559_BFP_EXT__ is defined. This patch updates glibc headers accordingly: most uses of __GLIBC_USE (IEC_60559_BFP_EXT) are changed to a new __GLIBC_USE (IEC_60559_BFP_EXT_C2X). (Regarding totalorder and totalordermag, the type-generic macros in tgmath.h will go away when the functions are changed to take pointer arguments.) * bits/libc-header-start.h (__GLIBC_USE_IEC_60559_BFP_EXT): Update comment. (__GLIBC_USE_IEC_60559_BFP_EXT_C2X): New macro. * bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Change to [__GLIBC_USE (IEC_60559_BFP_EXT_C2X)]. * include/limits.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * math/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * math/math.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * stdlib/bits/stdlib-ldbl.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * stdlib/stdint.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * stdlib/stdlib.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/aarch64/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/alpha/fpu/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/arm/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/csky/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/hppa/fpu/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/ia64/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/m68k/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/microblaze/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/mips/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/nios2/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/powerpc/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/riscv/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/s390/fpu/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/sh/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/sparc/fpu/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * sysdeps/x86/fpu/bits/fenv.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise. * math/bits/mathcalls.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise, except for totalorder, totalordermag, getpayload, setpayload and setpayloadsig. * math/tgmath.h [__GLIBC_USE (IEC_60559_BFP_EXT)]: Likewise, except for totalorder and totalordermag. --- stdlib/bits/stdlib-ldbl.h | 2 +- stdlib/stdint.h | 2 +- stdlib/stdlib.h | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) (limited to 'stdlib') diff --git a/stdlib/bits/stdlib-ldbl.h b/stdlib/bits/stdlib-ldbl.h index ca460fa3b6..ab37bdd467 100644 --- a/stdlib/bits/stdlib-ldbl.h +++ b/stdlib/bits/stdlib-ldbl.h @@ -28,7 +28,7 @@ __LDBL_REDIR1_DECL (strtold, strtod) __LDBL_REDIR1_DECL (strtold_l, strtod_l) #endif -#if __GLIBC_USE (IEC_60559_BFP_EXT) +#if __GLIBC_USE (IEC_60559_BFP_EXT_C2X) __LDBL_REDIR1_DECL (strfroml, strfromd) #endif diff --git a/stdlib/stdint.h b/stdlib/stdint.h index 1ad538fc48..af580f2ee7 100644 --- a/stdlib/stdint.h +++ b/stdlib/stdint.h @@ -273,7 +273,7 @@ typedef __uintmax_t uintmax_t; # define UINTMAX_C(c) c ## ULL # endif -#if __GLIBC_USE (IEC_60559_BFP_EXT) +#if __GLIBC_USE (IEC_60559_BFP_EXT_C2X) # define INT8_WIDTH 8 # define UINT8_WIDTH 8 diff --git a/stdlib/stdlib.h b/stdlib/stdlib.h index a9fd989d39..827e44b8d0 100644 --- a/stdlib/stdlib.h +++ b/stdlib/stdlib.h @@ -208,7 +208,7 @@ extern unsigned long long int strtoull (const char *__restrict __nptr, #endif /* ISO C99 or use MISC. */ /* Convert a floating-point number to a string. */ -#if __GLIBC_USE (IEC_60559_BFP_EXT) +#if __GLIBC_USE (IEC_60559_BFP_EXT_C2X) extern int strfromd (char *__dest, size_t __size, const char *__format, double __f) __THROW __nonnull ((3)); -- cgit v1.2.3