rtclass.h

来自「开放源码的编译器open watcom 1.6.0版的源代码」· C头文件 代码 · 共 215 行

/****************************************************************************
*
*                            Open Watcom Project
*
*    Portions Copyright (c) 1983-2002 Sybase, Inc. All Rights Reserved.
*
*  ========================================================================
*
*    This file contains Original Code and/or Modifications of Original
*    Code as defined in and that are subject to the Sybase Open Watcom
*    Public License version 1.0 (the 'License'). You may not use this file
*    except in compliance with the License. BY USING THIS FILE YOU AGREE TO
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*    provided with the Original Code and Modifications, and is also
*    available at www.sybase.com/developer/opensource.
*
*    The Original Code and all software distributed under the License are
*    distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
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*    NON-INFRINGEMENT. Please see the License for the specific language
*    governing rights and limitations under the License.
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*  ========================================================================
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* Description:  WHEN YOU FIGURE OUT WHAT THIS FILE DOES, PLEASE
*               DESCRIBE IT HERE!
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****************************************************************************/


/*        NB entries up until OK must match typclass.wif */

typedef enum {
        CU1,
        CI1,
        CU2,
        CI2,
        CU4,
        CI4,
        CU8,
        CI8,
        CCP,
        CPT,
        CFS,
        CFD,
        CFL,
        OK,
        C2TO1,
        C4TO1,
        C4TO2,
        C8TO4,
        EXT1,
        EXT2,
        EXT4,
        S_EXT1,
        S_EXT2,
        S_EXT4,
        EXT_PT,

/*  beginning of runtime routine */

        C_U4_S,
        C_I4_S,
        C_U4_D,
        C_I4_D,
        C_U8_S,
        C_I8_S,
        C_U8_D,
        C_I8_D,
        C_S_D,

/*        Following types have both truncation and rounding */

        C_S_4,
        R_S_4,
        C_S_U,
        R_S_U,
        C_S_I8,
        R_S_I8,
        C_S_U8,
        R_S_U8,
        C_D_4,
        R_D_4,
        C_D_U,
        R_D_U,
        C_D_I8,
        R_D_I8,
        C_D_U8,
        R_D_U8,

        C7U8_S,
        C7U8_D,
        C7S_U8,
        C7D_U8,

        C_D_S,
        R_D_S,

/*        Following types are runtime routines to do arithmetic */

        RT_FSA,
        RT_FSS,
        RT_FSM,
        RT_FSD,
        RT_FSC,
        RT_FSN,
        RT_FDA,
        RT_EDA,
        RT_FDS,
        RT_EDS,
        RT_FDM,
        RT_EDM,
        RT_FDD,
        RT_EDD,
        RT_FDC,
        RT_EDC,
        RT_FDN,
        RT_I4M,
        RT_I4D,
        RT_I4MOD,
        RT_I8M,
        RT_I8ME,
        RT_I8D,
        RT_I8DE,
        RT_I8MOD,
        RT_I8MODE,
        RT_U4M,
        RT_U4D,
        RT_U4MOD,
        RT_U8M,
        RT_U8ME,
        RT_U8D,
        RT_U8DE,
        RT_U8MOD,
        RT_U8MODE,
        RT_I8RS,
        RT_I8LS,
        RT_U8RS,
        RT_U8LS,
        RT_PTS,
        RT_PTC,
        RT_PCS,
        RT_PCA,
        RT_CHK,
        RT_CHOP,
        RT_SCAN1,
        RT_SCAN2,
        RT_SCAN4,
        RT_EPIHOOK,
        RT_PROHOOK,

        RT_DP5DIV,
        RT_P5DIV,

        RT_DPOW,
        RT_DPOWI,
        RT_POW,
        RT_POWI,
        RT_IPOW,

        RT_DATAN2,
        RT_DFMOD,
        RT_DLOG,
        RT_DCOS,
        RT_DSIN,
        RT_DTAN,
        RT_DSQRT,
        RT_DFABS,
        RT_DACOS,
        RT_DASIN,
        RT_DATAN,
        RT_DCOSH,
        RT_DEXP,
        RT_DLOG10,
        RT_DSINH,
        RT_DTANH,

        RT_ATAN2,
        RT_FMOD,
        RT_LOG,
        RT_COS,
        RT_SIN,
        RT_TAN,
        RT_SQRT,
        RT_FABS,
        RT_ACOS,
        RT_ASIN,
        RT_ATAN,
        RT_COSH,
        RT_EXP,
        RT_LOG10,
        RT_SINH,
        RT_TANH,

        RT_BUGLIST,
        RT_FDIV_MEM32,
        RT_FDIV_MEM64,
        RT_FDIV_MEM32R,
        RT_FDIV_MEM64R,
        RT_FDIV_FPREG,

        RT_NOP,
        FPOK,
        U4F,
        FU4,
        BAD
} rt_class;

#define ROUNDING        C_S_4
#define BEG_RTNS        C_U4_S
/*  beginning of runtime calls */
#define BEG_ARITH       RT_FSA