diff options
Diffstat (limited to 'StdLib/Include/x86')
| -rw-r--r-- | StdLib/Include/x86/float.h | 25 | ||||
| -rw-r--r-- | StdLib/Include/x86/ieee.h | 107 | ||||
| -rw-r--r-- | StdLib/Include/x86/limits.h | 77 | ||||
| -rw-r--r-- | StdLib/Include/x86/math.h | 4 |
4 files changed, 213 insertions, 0 deletions
diff --git a/StdLib/Include/x86/float.h b/StdLib/Include/x86/float.h new file mode 100644 index 0000000000..ee70bc88a4 --- /dev/null +++ b/StdLib/Include/x86/float.h @@ -0,0 +1,25 @@ +/* $NetBSD: float.h,v 1.5 2003/10/23 23:26:06 kleink Exp $ */
+
+#ifndef _X86_FLOAT_H_
+#define _X86_FLOAT_H_
+
+#if 0 /* Force all compilers to have the same limits */
+/* long double and double are the same in Microsoft compilers. */
+#if !defined(_MSC_VER) /* Non-Microsoft compiler specifics. */
+ #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
+
+ #define DECIMAL_DIG 21
+#endif // !defined(_MSC_VER)
+#endif // if 0
+
+#include <sys/float_ieee754.h>
+
+#endif /* _X86_FLOAT_H_ */
diff --git a/StdLib/Include/x86/ieee.h b/StdLib/Include/x86/ieee.h new file mode 100644 index 0000000000..f4326b0bc1 --- /dev/null +++ b/StdLib/Include/x86/ieee.h @@ -0,0 +1,107 @@ +/* $NetBSD: ieee.h,v 1.9.32.1 2007/05/07 19:49:10 pavel Exp $ */
+
+/*
+ * Copyright (c) 1992, 1993
+ * The Regents of the University of California. All rights reserved.
+ *
+ * This software was developed by the Computer Systems Engineering group
+ * at Lawrence Berkeley Laboratory under DARPA contract BG 91-66 and
+ * contributed to Berkeley.
+ *
+ * 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, Lawrence Berkeley Laboratory.
+ *
+ * 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. 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.
+ *
+ * @(#)ieee.h 8.1 (Berkeley) 6/11/93
+ */
+
+/*
+ * ieee.h defines the machine-dependent layout of the machine's IEEE
+ * floating point. It does *not* define (yet?) any of the rounding
+ * mode bits, exceptions, and so forth.
+ */
+
+#include <sys/ieee754.h>
+
+#define EXT_EXPBITS 15
+#define EXT_FRACHBITS 32
+#define EXT_FRACLBITS 32
+#define EXT_FRACBITS (EXT_FRACLBITS + EXT_FRACHBITS)
+
+#define EXT_TO_ARRAY32(u, a) do { \
+ (a)[0] = (uint32_t)(u).extu_ext.ext_fracl; \
+ (a)[1] = (uint32_t)(u).extu_ext.ext_frach; \
+} while(/*CONSTCOND*/0)
+
+/*
+ * struct ieee_ext is the raw storage layout of the 80-bit
+ * extended-precision type as implemented by the FPU. Per the
+ * respective ABI specifications, it is followed by a tail padding of
+ *
+ * amd64: 48 bits,
+ * i386: 16 bits.
+ */
+struct ieee_ext {
+ u_int ext_fracl:EXT_FRACLBITS;
+ u_int ext_frach:EXT_FRACHBITS;
+#if 0
+ u_int ext_int:1;
+#endif
+ u_int ext_exp:EXT_EXPBITS;
+ u_int ext_sign:1;
+};
+
+/*
+ * Floats whose exponent is in [1..INFNAN) (of whatever type) are
+ * `normal'. Floats whose exponent is INFNAN are either Inf or NaN.
+ * Floats whose exponent is zero are either zero (iff all fraction
+ * bits are zero) or subnormal values.
+ *
+ * A NaN is a `signalling NaN' if its QUIETNAN bit is clear in its
+ * high fraction; if the bit is set, it is a `quiet NaN'.
+ */
+#define EXT_EXP_INFNAN 32767
+
+#if 0
+#define SNG_QUIETNAN (1 << 22)
+#define DBL_QUIETNAN (1 << 19)
+#define EXT_QUIETNAN (1 << 30)
+#endif
+
+/*
+ * Exponent biases.
+ */
+#define EXT_EXP_BIAS 16383
+
+/*
+ * Convenience data structures.
+ */
+union ieee_ext_u {
+ long double extu_ld;
+ struct ieee_ext extu_ext;
+};
diff --git a/StdLib/Include/x86/limits.h b/StdLib/Include/x86/limits.h new file mode 100644 index 0000000000..19d7963e2a --- /dev/null +++ b/StdLib/Include/x86/limits.h @@ -0,0 +1,77 @@ +/** @file
+ Machine specific values for <limits.h>.
+
+ Within this file, the ^ character is used in comments to represent exponentiation.
+ Thus, 2^7 means "2 to the 7th power", NOT "2 XOR 7".
+
+ Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>
+ This program and the accompanying materials are licensed and made available under
+ the terms and conditions of the BSD License that accompanies this distribution.
+ The full text of the license may be found at
+ http://opensource.org/licenses/bsd-license.php.
+
+ THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
+ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
+**/
+#ifndef _MACHINE_LIMITS_H
+#define _MACHINE_LIMITS_H
+
+/** Number of bits for smallest object that is not a bit-field (byte). **/
+#define __CHAR_BIT 8
+
+/** minimum value for an object of type signed char **/
+#define __SCHAR_MIN -128 // -(2^7 - 1)
+
+/** maximum value for an object of type signed char **/
+#define __SCHAR_MAX +127 // 2^7 - 1
+
+/** maximum value for an object of type unsigned char **/
+#define __UCHAR_MAX 255 // 2^8 - 1
+
+/** minimum value for an object of type short int **/
+#define __SHRT_MIN -32768 // -(2^15 - 1)
+
+/** maximum value for an object of type short int **/
+#define __SHRT_MAX +32767 // 2^15 - 1
+
+/** maximum value for an object of type unsigned short int **/
+#define __USHRT_MAX 65535 // 2^16 - 1
+
+/** maximum value for an object of type int **/
+#define __INT_MAX +2147483647 // 2^31 - 1
+
+/** minimum value for an object of type int **/
+#define __INT_MIN (-2147483647 - 1) // -(2^31 - 1)
+
+/** maximum value for an object of type unsigned int **/
+#define __UINT_MAX 0xffffffff // 2^32 - 1
+
+/** minimum value for an object of type long int **/
+#define __LONG_MIN (-2147483647L - 1L) // -(2^31 - 1)
+
+/** maximum value for an object of type long int **/
+#define __LONG_MAX +2147483647L // 2^31 - 1
+
+/** maximum value for an object of type unsigned long int **/
+#define __ULONG_MAX 0xffffffff // 2^32 - 1
+
+/** minimum value for an object of type long long int **/
+//#define __LLONG_MIN -9223372036854775808LL // -(2^63 - 1)
+//#define __LLONG_MIN ((-9223372036854775807LL)-1) // -(2^63 - 1)
+#define __LLONG_MIN (-9223372036854775807LL - 1LL) // -(2^63 - 1)
+
+/** maximum value for an object of type long long int **/
+#define __LLONG_MAX 9223372036854775807LL // 2^63 - 1
+
+/** maximum value for an object of type unsigned long long int **/
+//#define __ULLONG_MAX 18446744073709551615ULL // 2^64 - 1
+#define __ULLONG_MAX 0xFFFFFFFFFFFFFFFFULL // 2^64 - 1
+
+/* Intel extensions to <limits.h> for UEFI */
+#define __SHORT_BIT 16
+#define __WCHAR_BIT 16
+#define __INT_BIT 32
+#define __LONG_BIT 32 /* Compiler dependent */
+#define __LONG_LONG_BIT 64
+
+#endif /* _MACHINE_LIMITS_H */
diff --git a/StdLib/Include/x86/math.h b/StdLib/Include/x86/math.h new file mode 100644 index 0000000000..7c308bfc84 --- /dev/null +++ b/StdLib/Include/x86/math.h @@ -0,0 +1,4 @@ +/* $NetBSD: math.h,v 1.2 2003/10/28 00:55:28 kleink Exp $ */
+
+#define __HAVE_LONG_DOUBLE
+#define __HAVE_NANF
|