Index: head/lib/libc/amd64/gen/Makefile.inc =================================================================== --- head/lib/libc/amd64/gen/Makefile.inc (revision 132382) +++ head/lib/libc/amd64/gen/Makefile.inc (revision 132383) @@ -1,8 +1,8 @@ # @(#)Makefile.inc 8.1 (Berkeley) 6/4/93 # $FreeBSD$ SRCS+= _setjmp.S rfork_thread.S setjmp.S sigsetjmp.S \ fabs.S modf.S \ infinity.c ldexp.c makecontext.c signalcontext.c \ - fpgetmask.c fpsetmask.c fpgetprec.c fpsetprec.c \ + flt_rounds.c fpgetmask.c fpsetmask.c fpgetprec.c fpsetprec.c \ fpgetround.c fpsetround.c fpgetsticky.c fpsetsticky.c Index: head/lib/libc/amd64/gen/flt_rounds.c =================================================================== --- head/lib/libc/amd64/gen/flt_rounds.c (nonexistent) +++ head/lib/libc/amd64/gen/flt_rounds.c (revision 132383) @@ -0,0 +1,26 @@ +/* + * Written by J.T. Conklin, Apr 10, 1995 + * Public domain. + */ + +#include +__FBSDID("$FreeBSD$"); + +#include + +static const int map[] = { + 1, /* round to nearest */ + 3, /* round to zero */ + 2, /* round to negative infinity */ + 0 /* round to positive infinity */ +}; + +int +__flt_rounds(void) +{ + int x; + + /* Assume that the x87 and the SSE unit agree on the rounding mode. */ + __asm("fnstcw %0" : "=m" (x)); + return (map[(x >> 10) & 0x03]); +} Property changes on: head/lib/libc/amd64/gen/flt_rounds.c ___________________________________________________________________ Added: svn:keywords ## -0,0 +1 ## +FreeBSD=%H \ No newline at end of property Index: head/lib/libc/i386/gen/Makefile.inc =================================================================== --- head/lib/libc/i386/gen/Makefile.inc (revision 132382) +++ head/lib/libc/i386/gen/Makefile.inc (revision 132383) @@ -1,6 +1,6 @@ # @(#)Makefile.inc 8.1 (Berkeley) 6/4/93 # $FreeBSD$ SRCS+= _ctx_start.S _setjmp.S alloca.S fabs.S \ - infinity.c ldexp.c makecontext.c modf.S \ + flt_rounds.c infinity.c ldexp.c makecontext.c modf.S \ rfork_thread.S setjmp.S signalcontext.c sigsetjmp.S Index: head/lib/libc/i386/gen/flt_rounds.c =================================================================== --- head/lib/libc/i386/gen/flt_rounds.c (nonexistent) +++ head/lib/libc/i386/gen/flt_rounds.c (revision 132383) @@ -0,0 +1,25 @@ +/* + * Written by J.T. Conklin, Apr 10, 1995 + * Public domain. + */ + +#include +__FBSDID("$FreeBSD$"); + +#include + +static const int map[] = { + 1, /* round to nearest */ + 3, /* round to zero */ + 2, /* round to negative infinity */ + 0 /* round to positive infinity */ +}; + +int +__flt_rounds(void) +{ + int x; + + __asm("fnstcw %0" : "=m" (x)); + return (map[(x >> 10) & 0x03]); +} Property changes on: head/lib/libc/i386/gen/flt_rounds.c ___________________________________________________________________ Added: svn:keywords ## -0,0 +1 ## +FreeBSD=%H \ No newline at end of property Index: head/lib/libc/ia64/gen/Makefile.inc =================================================================== --- head/lib/libc/ia64/gen/Makefile.inc (revision 132382) +++ head/lib/libc/ia64/gen/Makefile.inc (revision 132383) @@ -1,10 +1,11 @@ # $FreeBSD$ SRCS+= __divdf3.S __divdi3.S __divsf3.S __divsi3.S __moddi3.S __modsi3.S \ __udivdi3.S __udivsi3.S __umoddi3.S __umodsi3.S _setjmp.S fabs.S \ - fpgetmask.c fpgetround.c fpsetmask.c fpsetround.c infinity.c \ + flt_rounds.c fpgetmask.c fpgetround.c fpsetmask.c \ + fpsetround.c infinity.c \ ldexp.c makecontext.c modf.c setjmp.S signalcontext.c sigsetjmp.S # The following may go away if function _Unwind_FindTableEntry() # will be part of GCC. SRCS+= unwind.c Index: head/lib/libc/ia64/gen/flt_rounds.c =================================================================== --- head/lib/libc/ia64/gen/flt_rounds.c (nonexistent) +++ head/lib/libc/ia64/gen/flt_rounds.c (revision 132383) @@ -0,0 +1,25 @@ +/* + * Written by J.T. Conklin, Apr 10, 1995 + * Public domain. + */ + +#include +__FBSDID("$FreeBSD$"); + +#include + +static const int map[] = { + 1, /* round to nearest */ + 3, /* round to zero */ + 2, /* round to negative infinity */ + 0 /* round to positive infinity */ +}; + +int +__flt_rounds(void) +{ + int x; + + __asm("mov %0=ar.fpsr" : "=r" (x)); + return (map[(x >> 10) & 0x03]); +} Property changes on: head/lib/libc/ia64/gen/flt_rounds.c ___________________________________________________________________ Added: svn:keywords ## -0,0 +1 ## +FreeBSD=%H \ No newline at end of property Index: head/sys/amd64/include/float.h =================================================================== --- head/sys/amd64/include/float.h (revision 132382) +++ head/sys/amd64/include/float.h (revision 132383) @@ -1,74 +1,78 @@ /* * Copyright (c) 1989 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * from: @(#)float.h 7.1 (Berkeley) 5/8/90 * $FreeBSD$ */ #ifndef _MACHINE_FLOAT_H_ #define _MACHINE_FLOAT_H_ 1 #include +__BEGIN_DECLS +extern int __flt_rounds(void); +__END_DECLS + #define FLT_RADIX 2 /* b */ -#define FLT_ROUNDS 1 /* FP addition rounds to nearest */ +#define FLT_ROUNDS __flt_rounds() #if __ISO_C_VISIBLE >= 1999 #define FLT_EVAL_METHOD (-1) /* i387 semantics are...interesting */ #define DECIMAL_DIG 21 /* max precision in decimal digits */ #endif #define FLT_MANT_DIG 24 /* p */ #define FLT_EPSILON 1.19209290E-07F /* b**(1-p) */ #define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */ #define FLT_MIN_EXP (-125) /* emin */ #define FLT_MIN 1.17549435E-38F /* b**(emin-1) */ #define FLT_MIN_10_EXP (-37) /* ceil(log10(b**(emin-1))) */ #define FLT_MAX_EXP 128 /* emax */ #define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */ #define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */ #define DBL_MANT_DIG 53 #define DBL_EPSILON 2.2204460492503131E-16 #define DBL_DIG 15 #define DBL_MIN_EXP (-1021) #define DBL_MIN 2.2250738585072014E-308 #define DBL_MIN_10_EXP (-307) #define DBL_MAX_EXP 1024 #define DBL_MAX 1.7976931348623157E+308 #define DBL_MAX_10_EXP 308 #define LDBL_MANT_DIG 64 #define LDBL_EPSILON 1.0842021724855044340E-19L #define LDBL_DIG 18 #define LDBL_MIN_EXP (-16381) #define LDBL_MIN 3.3621031431120935063E-4932L #define LDBL_MIN_10_EXP (-4931) #define LDBL_MAX_EXP 16384 #define LDBL_MAX 1.1897314953572317650E+4932L #define LDBL_MAX_10_EXP 4932 #endif /* _MACHINE_FLOAT_H_ */ Index: head/sys/arm/include/float.h =================================================================== --- head/sys/arm/include/float.h (revision 132382) +++ head/sys/arm/include/float.h (revision 132383) @@ -1,75 +1,75 @@ /* * Copyright (c) 1989 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 3. All advertising materials mentioning features or use of this software * must display the following acknowledgement: * This product includes software developed by the University of * California, Berkeley and its contributors. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * from: @(#)float.h 7.1 (Berkeley) 5/8/90 * $FreeBSD$ */ #ifndef _MACHINE_FLOAT_H_ #define _MACHINE_FLOAT_H_ 1 #define FLT_RADIX 2 /* b */ -#define FLT_ROUNDS 1 /* FP addition rounds to nearest */ -#define FLT_EVAL_METHOD (-1) /* i387 semantics are...interesting */ +#define FLT_ROUNDS (-1) /* indeterminate */ +#define FLT_EVAL_METHOD (-1) /* XXX */ #define DECIMAL_DIG 21 /* max precision in decimal digits */ #define FLT_MANT_DIG 24 /* p */ #define FLT_EPSILON 1.19209290E-07F /* b**(1-p) */ #define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */ #define FLT_MIN_EXP (-125) /* emin */ #define FLT_MIN 1.17549435E-38F /* b**(emin-1) */ #define FLT_MIN_10_EXP (-37) /* ceil(log10(b**(emin-1))) */ #define FLT_MAX_EXP 128 /* emax */ #define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */ #define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */ #define DBL_MANT_DIG 53 #define DBL_EPSILON 2.2204460492503131E-16 #define DBL_DIG 15 #define DBL_MIN_EXP (-1021) #define DBL_MIN 2.2250738585072014E-308 #define DBL_MIN_10_EXP (-307) #define DBL_MAX_EXP 1024 #define DBL_MAX 1.7976931348623157E+308 #define DBL_MAX_10_EXP 308 #define LDBL_MANT_DIG 64 #define LDBL_EPSILON 1.0842021724855044340E-19L #define LDBL_DIG 18 #define LDBL_MIN_EXP (-16381) #define LDBL_MIN 3.3621031431120935063E-4932L #define LDBL_MIN_10_EXP (-4931) #define LDBL_MAX_EXP 16384 #define LDBL_MAX 1.1897314953572317650E+4932L #define LDBL_MAX_10_EXP 4932 #endif /* _MACHINE_FLOAT_H_ */ Index: head/sys/i386/include/float.h =================================================================== --- head/sys/i386/include/float.h (revision 132382) +++ head/sys/i386/include/float.h (revision 132383) @@ -1,74 +1,78 @@ /* * Copyright (c) 1989 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * from: @(#)float.h 7.1 (Berkeley) 5/8/90 * $FreeBSD$ */ #ifndef _MACHINE_FLOAT_H_ #define _MACHINE_FLOAT_H_ 1 #include +__BEGIN_DECLS +extern int __flt_rounds(void); +__END_DECLS + #define FLT_RADIX 2 /* b */ -#define FLT_ROUNDS 1 /* FP addition rounds to nearest */ +#define FLT_ROUNDS __flt_rounds() #if __ISO_C_VISIBLE >= 1999 #define FLT_EVAL_METHOD (-1) /* i387 semantics are...interesting */ #define DECIMAL_DIG 21 /* max precision in decimal digits */ #endif #define FLT_MANT_DIG 24 /* p */ #define FLT_EPSILON 1.19209290E-07F /* b**(1-p) */ #define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */ #define FLT_MIN_EXP (-125) /* emin */ #define FLT_MIN 1.17549435E-38F /* b**(emin-1) */ #define FLT_MIN_10_EXP (-37) /* ceil(log10(b**(emin-1))) */ #define FLT_MAX_EXP 128 /* emax */ #define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */ #define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */ #define DBL_MANT_DIG 53 #define DBL_EPSILON 2.2204460492503131E-16 #define DBL_DIG 15 #define DBL_MIN_EXP (-1021) #define DBL_MIN 2.2250738585072014E-308 #define DBL_MIN_10_EXP (-307) #define DBL_MAX_EXP 1024 #define DBL_MAX 1.7976931348623157E+308 #define DBL_MAX_10_EXP 308 #define LDBL_MANT_DIG 64 #define LDBL_EPSILON 1.0842021724855044340E-19L #define LDBL_DIG 18 #define LDBL_MIN_EXP (-16381) #define LDBL_MIN 3.3621031431120935063E-4932L #define LDBL_MIN_10_EXP (-4931) #define LDBL_MAX_EXP 16384 #define LDBL_MAX 1.1897314953572317650E+4932L #define LDBL_MAX_10_EXP 4932 #endif /* _MACHINE_FLOAT_H_ */ Index: head/sys/ia64/include/float.h =================================================================== --- head/sys/ia64/include/float.h (revision 132382) +++ head/sys/ia64/include/float.h (revision 132383) @@ -1,75 +1,79 @@ /* $FreeBSD$ */ /* From: NetBSD: float.h,v 1.6 1997/07/17 21:36:03 thorpej Exp */ /* * Copyright (c) 1989, 1993 * The Regents of the University of California. All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #ifndef _MACHINE_FLOAT_H_ #define _MACHINE_FLOAT_H_ #include +__BEGIN_DECLS +extern int __flt_rounds(void); +__END_DECLS + #define FLT_RADIX 2 /* b */ -#define FLT_ROUNDS 1 /* FP addition rounds to nearest */ +#define FLT_ROUNDS __flt_rounds() #if __ISO_C_VISIBLE >= 1999 #define FLT_EVAL_METHOD 0 /* no promotions */ #define DECIMAL_DIG 35 /* max precision in decimal digits */ #endif #define FLT_MANT_DIG 24 /* p */ #define FLT_EPSILON 1.19209290E-07F /* b**(1-p) */ #define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */ #define FLT_MIN_EXP -125 /* emin */ #define FLT_MIN 1.17549435E-38F /* b**(emin-1) */ #define FLT_MIN_10_EXP -37 /* ceil(log10(b**(emin-1))) */ #define FLT_MAX_EXP 128 /* emax */ #define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */ #define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */ #define DBL_MANT_DIG 53 #define DBL_EPSILON 2.2204460492503131E-16 #define DBL_DIG 15 #define DBL_MIN_EXP -1021 #define DBL_MIN 2.2250738585072014E-308 #define DBL_MIN_10_EXP -307 #define DBL_MAX_EXP 1024 #define DBL_MAX 1.7976931348623157E+308 #define DBL_MAX_10_EXP 308 #define LDBL_MANT_DIG 64 #define LDBL_EPSILON 1.0842021724855044340E-19L #define LDBL_DIG 18 #define LDBL_MIN_EXP (-16381) #define LDBL_MIN 3.3621031431120935063E-4932L #define LDBL_MIN_10_EXP (-4931) #define LDBL_MAX_EXP 16384 #define LDBL_MAX 1.1897314953572317650E+4932L #define LDBL_MAX_10_EXP 4932 #endif /* _MACHINE_FLOAT_H_ */ Index: head/sys/powerpc/include/float.h =================================================================== --- head/sys/powerpc/include/float.h (revision 132382) +++ head/sys/powerpc/include/float.h (revision 132383) @@ -1,76 +1,80 @@ /* * Copyright (c) 1989 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * 4. Neither the name of the University nor the names of its contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. * * from: @(#)float.h 7.1 (Berkeley) 5/8/90 * from: FreeBSD: src/sys/i386/include/float.h,v 1.8 1999/08/28 00:44:11 * $FreeBSD$ */ #ifndef _MACHINE_FLOAT_H_ #define _MACHINE_FLOAT_H_ 1 #include +__BEGIN_DECLS +extern int __flt_rounds(void); +__END_DECLS + #define FLT_RADIX 2 /* b */ -#define FLT_ROUNDS 1 /* FP addition rounds to nearest */ +#define FLT_ROUNDS __flt_rounds() #if __ISO_C_VISIBLE >= 1999 #define FLT_EVAL_METHOD 1 /* operands promoted to double */ #define DECIMAL_DIG 35 /* max precision in decimal digits */ #endif #define FLT_MANT_DIG 24 /* p */ #define FLT_EPSILON 1.19209290E-07F /* b**(1-p) */ #define FLT_DIG 6 /* floor((p-1)*log10(b))+(b == 10) */ #define FLT_MIN_EXP (-125) /* emin */ #define FLT_MIN 1.17549435E-38F /* b**(emin-1) */ #define FLT_MIN_10_EXP (-37) /* ceil(log10(b**(emin-1))) */ #define FLT_MAX_EXP 128 /* emax */ #define FLT_MAX 3.40282347E+38F /* (1-b**(-p))*b**emax */ #define FLT_MAX_10_EXP 38 /* floor(log10((1-b**(-p))*b**emax)) */ #define DBL_MANT_DIG 53 #define DBL_EPSILON 2.2204460492503131E-16 #define DBL_DIG 15 #define DBL_MIN_EXP (-1021) #define DBL_MIN 2.2250738585072014E-308 #define DBL_MIN_10_EXP (-307) #define DBL_MAX_EXP 1024 #define DBL_MAX 1.7976931348623157E+308 #define DBL_MAX_10_EXP 308 #define LDBL_MANT_DIG 113 #define LDBL_EPSILON 1.925929944387235853055977942584927319E-34L #define LDBL_DIG 33 #define LDBL_MIN_EXP (-16381) #define LDBL_MIN 3.362103143112093506262677817321752603E-4932L #define LDBL_MIN_10_EXP (-4931) #define LDBL_MAX_EXP (+16384) #define LDBL_MAX 1.189731495357231765085759326628007016E+4932L #define LDBL_MAX_10_EXP (+4932) #endif /* _MACHINE_FLOAT_H_ */