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Annotation of gcc/config/i386sco.h, revision 1.1

1.1     ! root        1: /* Definitions for Intel 386 running SCO Unix System V.  */
        !             2: 
        !             3: 
        !             4: /* Mostly it's like AT&T Unix System V. */
        !             5: 
        !             6: #include "i386v.h"
        !             7: 
        !             8: /* Use crt1.o as a startup file and crtn.o as a closing file.  */
        !             9: 
        !            10: #undef STARTFILE_SPEC
        !            11: #define STARTFILE_SPEC  "%{pg:gcrt1.o%s}%{!pg:%{p:mcrt1.o%s}%{!p:crt1.o%s}}"
        !            12: 
        !            13: #define ENDFILE_SPEC "crtn.o%s"
        !            14: 
        !            15: /* Library spec, including SCO international language support. */
        !            16: 
        !            17: #undef LIB_SPEC
        !            18: #define LIB_SPEC \
        !            19:  "%{p:-L/usr/lib/libp}%{pg:-L/usr/lib/libp} %{scointl:libintl.a%s} -lc"
        !            20: 
        !            21: /* Specify predefined symbols in preprocessor.  */
        !            22: 
        !            23: #undef CPP_PREDEFINES
        !            24: #define CPP_PREDEFINES "-Dunix -Di386 -DM_UNIX -DM_I386 -DM_COFF -DM_WORDSWAP"
        !            25: 
        !            26: #define CPP_SPEC "%{scointl:-DM_INTERNAT}"
        !            27: 
        !            28: #if 0 /* Not yet certain whether this is needed.  */
        !            29: /* If no 387, use the general regs to return floating values,
        !            30:    since this system does not emulate the 80387.  */
        !            31: 
        !            32: #define VALUE_REGNO(MODE) \
        !            33:   ((TARGET_80387 && ((MODE) == SFmode || (MODE) == DFmode))
        !            34:    ? FIRST_FLOAT_REG : 0)
        !            35: 
        !            36: #define HARD_REGNO_MODE_OK(REGNO, MODE) \
        !            37:   ((REGNO) < 2 ? 1                                                     \
        !            38:    : (REGNO) < 4 ? 1                                                   \
        !            39:    : (REGNO) >= 8 ? ((GET_MODE_CLASS (MODE) == MODE_FLOAT              \
        !            40:                      || GET_MODE_CLASS (MODE) == MODE_COMPLEX_FLOAT)   \
        !            41:                     && TARGET_80387                                    \
        !            42:                     && GET_MODE_UNIT_SIZE (MODE) <= 8)                 \
        !            43:    : (MODE) != QImode)
        !            44: #endif

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