500 lines
12 KiB
C
500 lines
12 KiB
C
/***
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*fpieee.h - Definitions for floating point IEEE exception handling
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*
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* Copyright (c) Microsoft Corporation. All rights reserved.
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*
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*Purpose:
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* This file contains constant and type definitions for handling
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* floating point exceptions [ANSI/IEEE std. 754]
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*
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* [Public]
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*
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****/
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#pragma once
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#ifndef __midl
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#ifndef _INC_FPIEEE
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#define _INC_FPIEEE
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#if defined (_M_CEE_PURE)
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#error ERROR: This file is not supported in the pure mode!
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#else /* defined (_M_CEE_PURE) */
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#include <crtdefs.h>
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#ifndef __assembler
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/*
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* Currently, all MS C compilers for Win32 platforms default to 8 byte
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* alignment.
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*/
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#pragma pack(push,_CRT_PACKING)
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/* Disable C4324: structure was padded due to __declspec(align()) */
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#pragma warning(push)
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#pragma warning(disable: 4324)
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#ifdef __cplusplus
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extern "C" {
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#endif /* __cplusplus */
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/*
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* Define floating point IEEE compare result values.
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*/
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typedef enum {
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_FpCompareEqual,
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_FpCompareGreater,
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_FpCompareLess,
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_FpCompareUnordered
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} _FPIEEE_COMPARE_RESULT;
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/*
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* Define floating point format and result precision values.
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*/
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typedef enum {
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_FpFormatFp32,
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_FpFormatFp64,
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_FpFormatFp80,
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_FpFormatFp128,
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_FpFormatI16,
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_FpFormatI32,
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_FpFormatI64,
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_FpFormatU16,
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_FpFormatU32,
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_FpFormatU64,
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_FpFormatBcd80,
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_FpFormatCompare,
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_FpFormatString,
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} _FPIEEE_FORMAT;
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/*
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* Define operation code values.
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*/
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typedef enum {
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_FpCodeUnspecified,
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_FpCodeAdd,
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_FpCodeSubtract,
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_FpCodeMultiply,
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_FpCodeDivide,
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_FpCodeSquareRoot,
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_FpCodeRemainder,
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_FpCodeCompare,
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_FpCodeConvert,
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_FpCodeRound,
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_FpCodeTruncate,
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_FpCodeFloor,
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_FpCodeCeil,
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_FpCodeAcos,
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_FpCodeAsin,
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_FpCodeAtan,
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_FpCodeAtan2,
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_FpCodeCabs,
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_FpCodeCos,
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_FpCodeCosh,
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_FpCodeExp,
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_FpCodeFabs,
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_FpCodeFmod,
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_FpCodeFrexp,
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_FpCodeHypot,
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_FpCodeLdexp,
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_FpCodeLog,
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_FpCodeLog10,
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_FpCodeModf,
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_FpCodePow,
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_FpCodeSin,
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_FpCodeSinh,
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_FpCodeTan,
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_FpCodeTanh,
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_FpCodeY0,
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_FpCodeY1,
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_FpCodeYn,
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_FpCodeLogb,
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_FpCodeNextafter,
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_FpCodeNegate,
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_FpCodeFmin, /* XMMI */
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_FpCodeFmax, /* XMMI */
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_FpCodeConvertTrunc, /* XMMI */
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_XMMIAddps, /* XMMI */
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_XMMIAddss,
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_XMMISubps,
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_XMMISubss,
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_XMMIMulps,
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_XMMIMulss,
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_XMMIDivps,
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_XMMIDivss,
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_XMMISqrtps,
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_XMMISqrtss,
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_XMMIMaxps,
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_XMMIMaxss,
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_XMMIMinps,
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_XMMIMinss,
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_XMMICmpps,
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_XMMICmpss,
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_XMMIComiss,
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_XMMIUComiss,
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_XMMICvtpi2ps,
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_XMMICvtsi2ss,
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_XMMICvtps2pi,
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_XMMICvtss2si,
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_XMMICvttps2pi,
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_XMMICvttss2si,
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_XMMIAddsubps, /* XMMI for PNI */
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_XMMIHaddps, /* XMMI for PNI */
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_XMMIHsubps, /* XMMI for PNI */
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_XMMIRoundps, /* 66 0F 3A 08 */
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_XMMIRoundss, /* 66 0F 3A 0A */
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_XMMIDpps, /* 66 0F 3A 40 */
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_XMMI2Addpd, /* XMMI2 */
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_XMMI2Addsd,
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_XMMI2Subpd,
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_XMMI2Subsd,
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_XMMI2Mulpd,
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_XMMI2Mulsd,
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_XMMI2Divpd,
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_XMMI2Divsd,
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_XMMI2Sqrtpd,
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_XMMI2Sqrtsd,
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_XMMI2Maxpd,
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_XMMI2Maxsd,
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_XMMI2Minpd,
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_XMMI2Minsd,
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_XMMI2Cmppd,
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_XMMI2Cmpsd,
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_XMMI2Comisd,
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_XMMI2UComisd,
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_XMMI2Cvtpd2pi, /* 66 2D */
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_XMMI2Cvtsd2si, /* F2 */
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_XMMI2Cvttpd2pi, /* 66 2C */
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_XMMI2Cvttsd2si, /* F2 */
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_XMMI2Cvtps2pd, /* 0F 5A */
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_XMMI2Cvtss2sd, /* F3 */
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_XMMI2Cvtpd2ps, /* 66 */
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_XMMI2Cvtsd2ss, /* F2 */
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_XMMI2Cvtdq2ps, /* 0F 5B */
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_XMMI2Cvttps2dq, /* F3 */
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_XMMI2Cvtps2dq, /* 66 */
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_XMMI2Cvttpd2dq, /* 66 0F E6 */
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_XMMI2Cvtpd2dq, /* F2 */
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_XMMI2Addsubpd, /* 66 0F D0 */
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_XMMI2Haddpd, /* 66 0F 7C */
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_XMMI2Hsubpd, /* 66 0F 7D */
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_XMMI2Roundpd, /* 66 0F 3A 09 */
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_XMMI2Roundsd, /* 66 0F 3A 0B */
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_XMMI2Dppd, /* 66 0F 3A 41 */
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} _FP_OPERATION_CODE;
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#endif /* __assembler */
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#ifdef _CRTBLD
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#ifndef __assembler
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#define OP_UNSPEC _FpCodeUnspecified
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#define OP_ADD _FpCodeAdd
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#define OP_SUB _FpCodeSubtract
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#define OP_MUL _FpCodeMultiply
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#define OP_DIV _FpCodeDivide
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#define OP_REM _FpCodeRemainder
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#define OP_COMP _FpCodeCompare
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#define OP_CVT _FpCodeConvert
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#define OP_RND _FpCodeRound
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#define OP_TRUNC _FpCodeTruncate
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#define OP_EXP _FpCodeExp
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#define OP_POW _FpCodePow
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#define OP_LOG _FpCodeLog
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#define OP_LOG10 _FpCodeLog10
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#define OP_SINH _FpCodeSinh
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#define OP_COSH _FpCodeCosh
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#define OP_TANH _FpCodeTanh
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#define OP_ASIN _FpCodeAsin
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#define OP_ACOS _FpCodeAcos
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#define OP_ATAN _FpCodeAtan
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#define OP_ATAN2 _FpCodeAtan2
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#define OP_SQRT _FpCodeSquareRoot
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#define OP_SIN _FpCodeSin
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#define OP_COS _FpCodeCos
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#define OP_TAN _FpCodeTan
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#define OP_CEIL _FpCodeCeil
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#define OP_FLOOR _FpCodeFloor
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#define OP_ABS _FpCodeFabs
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#define OP_MODF _FpCodeModf
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#define OP_LDEXP _FpCodeLdexp
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#define OP_CABS _FpCodeCabs
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#define OP_HYPOT _FpCodeHypot
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#define OP_FMOD _FpCodeFmod
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#define OP_FREXP _FpCodeFrexp
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#define OP_Y0 _FpCodeY0
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#define OP_Y1 _FpCodeY1
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#define OP_YN _FpCodeYn
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#define OP_LOGB _FpCodeLogb
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#define OP_NEXTAFTER _FpCodeNextafter
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/* XMMI */
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#define OP_ADDPS _XMMIAddps
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#define OP_ADDSS _XMMIAddss
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#define OP_SUBPS _XMMISubps
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#define OP_SUBSS _XMMISubss
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#define OP_MULPS _XMMIMulps
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#define OP_MULSS _XMMIMulss
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#define OP_DIVPS _XMMIDivps
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#define OP_DIVSS _XMMIDivss
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#define OP_SQRTPS _XMMISqrtps
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#define OP_SQRTSS _XMMISqrtss
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#define OP_MAXPS _XMMIMaxps
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#define OP_MAXSS _XMMIMaxss
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#define OP_MINPS _XMMIMinps
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#define OP_MINSS _XMMIMinss
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#define OP_CMPPS _XMMICmpps
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#define OP_CMPSS _XMMICmpss
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#define OP_COMISS _XMMIComiss
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#define OP_UCOMISS _XMMIUComiss
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#define OP_CVTPI2PS _XMMICvtpi2ps
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#define OP_CVTSI2SS _XMMICvtsi2ss
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#define OP_CVTPS2PI _XMMICvtps2pi
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#define OP_CVTSS2SI _XMMICvtss2si
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#define OP_CVTTPS2PI _XMMICvttps2pi
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#define OP_CVTTSS2SI _XMMICvttss2si
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#define OP_ADDSUBPS _XMMIAddsubps
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#define OP_HADDPS _XMMIHaddps
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#define OP_HSUBPS _XMMIHsubps
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#define OP_ROUNDPS _XMMIRoundps
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#define OP_ROUNDSS _XMMIRoundss
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#define OP_DPPS _XMMIDpps
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/* XMMI */
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/* XMMI2 */
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#define OP_ADDPD _XMMI2Addpd /* XMMI2 */
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#define OP_ADDSD _XMMI2Addsd
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#define OP_SUBPD _XMMI2Subpd
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#define OP_SUBSD _XMMI2Subsd
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#define OP_MULPD _XMMI2Mulpd
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#define OP_MULSD _XMMI2Mulsd
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#define OP_DIVPD _XMMI2Divpd
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#define OP_DIVSD _XMMI2Divsd
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#define OP_SQRTPD _XMMI2Sqrtpd
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#define OP_SQRTSD _XMMI2Sqrtsd
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#define OP_MAXPD _XMMI2Maxpd
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#define OP_MAXSD _XMMI2Maxsd
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#define OP_MINPD _XMMI2Minpd
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#define OP_MINSD _XMMI2Minsd
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#define OP_CMPPD _XMMI2Cmppd
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#define OP_CMPSD _XMMI2Cmpsd
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#define OP_COMISD _XMMI2Comisd
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#define OP_UCOMISD _XMMI2UComisd
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#define OP_CVTPD2PI _XMMI2Cvtpd2pi /* 66 2D */
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#define OP_CVTSD2SI _XMMI2Cvtsd2si /* F2 */
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#define OP_CVTTPD2PI _XMMI2Cvttpd2pi /* 66 2C */
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#define OP_CVTTSD2SI _XMMI2Cvttsd2si /* F2 */
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#define OP_CVTPS2PD _XMMI2Cvtps2pd /* 0F 5A */
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#define OP_CVTSS2SD _XMMI2Cvtss2sd /* F3 */
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#define OP_CVTPD2PS _XMMI2Cvtpd2ps /* 66 */
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#define OP_CVTSD2SS _XMMI2Cvtsd2ss /* F2 */
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#define OP_CVTDQ2PS _XMMI2Cvtdq2ps /* 0F 5B */
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#define OP_CVTTPS2DQ _XMMI2Cvttps2dq /* F3 */
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#define OP_CVTPS2DQ _XMMI2Cvtps2dq /* 66 */
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#define OP_CVTTPD2DQ _XMMI2Cvttpd2dq /* 66 0F E6 */
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#define OP_CVTPD2DQ _XMMI2Cvtpd2dq /* F2 */
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#define OP_ADDSUBPD _XMMI2Addsubpd /* 66 0F D0 */
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#define OP_HADDPD _XMMI2Haddpd /* 66 0F 7C */
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#define OP_HSUBPD _XMMI2Hsubpd /* 66 0F 7D */
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#define OP_ROUNDPD _XMMI2Roundpd /* 66 0F 3A 09 */
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#define OP_ROUNDSD _XMMI2Roundsd /* 66 0F 3A 0B */
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#define OP_DPPD _XMMI2Dppd /* 66 0F 3A 41 */
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/* XMMI2 */
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#else /* __assembler */
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/* This must be the same as the enumerator _FP_OPERATION_CODE ! */
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#define OP_UNSPEC 0
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#define OP_ADD 1
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#define OP_SUB 2
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#define OP_MUL 3
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#define OP_DIV 4
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#define OP_SQRT 5
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#define OP_REM 6
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#define OP_COMP 7
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#define OP_CVT 8
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#define OP_RND 9
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#define OP_TRUNC 10
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#define OP_FLOOR 11
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#define OP_CEIL 12
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#define OP_ACOS 13
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#define OP_ASIN 14
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#define OP_ATAN 15
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#define OP_ATAN2 16
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#define OP_CABS 17
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#define OP_COS 18
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#define OP_COSH 19
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#define OP_EXP 20
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#define OP_ABS 21 /* same as OP_FABS */
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#define OP_FABS 21 /* same as OP_ABS */
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#define OP_FMOD 22
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#define OP_FREXP 23
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#define OP_HYPOT 24
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#define OP_LDEXP 25
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#define OP_LOG 26
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#define OP_LOG10 27
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#define OP_MODF 28
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#define OP_POW 29
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#define OP_SIN 30
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#define OP_SINH 31
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#define OP_TAN 32
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#define OP_TANH 33
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#define OP_Y0 34
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#define OP_Y1 35
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#define OP_YN 36
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#define OP_LOGB 37
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#define OP_NEXTAFTER 38
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#define OP_NEG 39
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#endif /* __assembler */
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#endif /* _CRTBLD */
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/*
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* Define rounding modes.
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*/
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#ifndef __assembler
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typedef enum {
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_FpRoundNearest,
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_FpRoundMinusInfinity,
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_FpRoundPlusInfinity,
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_FpRoundChopped
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} _FPIEEE_ROUNDING_MODE;
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typedef enum {
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_FpPrecisionFull,
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_FpPrecision53,
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_FpPrecision24,
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} _FPIEEE_PRECISION;
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/*
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* Define floating point context record
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*/
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typedef float _FP32;
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typedef double _FP64;
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typedef short _I16;
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typedef int _I32;
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typedef unsigned short _U16;
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typedef unsigned int _U32;
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typedef __int64 _Q64;
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#ifdef _CRTBLD
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typedef struct {
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unsigned long W[4];
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} _U32ARRAY;
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#endif /* _CRTBLD */
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typedef struct
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{
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unsigned short W[5];
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} _FP80;
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typedef struct _CRT_ALIGN(16)
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{
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unsigned long W[4];
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} _FP128;
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typedef struct _CRT_ALIGN(8)
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{
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unsigned long W[2];
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} _I64;
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typedef struct _CRT_ALIGN(8)
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{
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unsigned long W[2];
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} _U64;
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typedef struct
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{
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unsigned short W[5];
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} _BCD80;
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typedef struct _CRT_ALIGN(16)
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{
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_Q64 W[2];
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} _FPQ64;
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typedef struct {
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union {
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_FP32 Fp32Value;
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_FP64 Fp64Value;
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_FP80 Fp80Value;
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_FP128 Fp128Value;
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_I16 I16Value;
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_I32 I32Value;
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_I64 I64Value;
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_U16 U16Value;
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_U32 U32Value;
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_U64 U64Value;
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_BCD80 Bcd80Value;
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char *StringValue;
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int CompareValue;
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#ifdef _CRTBLD
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_U32ARRAY U32ArrayValue;
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#endif /* _CRTBLD */
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_Q64 Q64Value;
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_FPQ64 Fpq64Value;
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} Value;
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unsigned int OperandValid : 1;
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unsigned int Format : 4;
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} _FPIEEE_VALUE;
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typedef struct {
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unsigned int Inexact : 1;
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unsigned int Underflow : 1;
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unsigned int Overflow : 1;
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unsigned int ZeroDivide : 1;
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unsigned int InvalidOperation : 1;
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} _FPIEEE_EXCEPTION_FLAGS;
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typedef struct {
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unsigned int RoundingMode : 2;
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unsigned int Precision : 3;
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unsigned int Operation :12;
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_FPIEEE_EXCEPTION_FLAGS Cause;
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_FPIEEE_EXCEPTION_FLAGS Enable;
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_FPIEEE_EXCEPTION_FLAGS Status;
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_FPIEEE_VALUE Operand1;
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_FPIEEE_VALUE Operand2;
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_FPIEEE_VALUE Result;
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} _FPIEEE_RECORD, *_PFPIEEE_RECORD;
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struct _EXCEPTION_POINTERS;
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/*
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* Floating point IEEE exception filter routine
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*/
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_CRTIMP int __cdecl _fpieee_flt(
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_In_ unsigned long _ExceptionCode,
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_In_ struct _EXCEPTION_POINTERS * _PtExceptionPtr,
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_In_ int (__cdecl * _Handler)(_FPIEEE_RECORD *)
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);
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#ifdef __cplusplus
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}
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#endif /* __cplusplus */
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#pragma warning(pop)
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#pragma pack(pop)
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#endif /* __assembler */
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#endif /* defined (_M_CEE_PURE) */
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#endif /* _INC_FPIEEE */
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#endif /* __midl */
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