source: mypx/target/macosx_gcc/target.tf

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$INTNO_VALID = { 1, 2,..., 8; 10, 11,..., 16; 18, 19,..., 30 }$
$INHNO_VALID = INTNO_VALID$

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$INTNO_ATTISR_VALID = INTNO_VALID$
$INHNO_ATTISR_VALID = INHNO_VALID$

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$INHNO_DEFINH_VALID = INHNO_VALID$
$EXCNO_DEFEXC_VALID = INHNO_VALID$

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$INTNO_CFGINT_VALID = INTNO_VALID$
$INTPRI_CFGINT_VALID = { -1, -2,..., -7 }$

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$FUNCTION ALLOC_STACK$
        static STK_T $ARGV[1]$[COUNT_STK_T($ARGV[2]$)]
                                                $SPC$__attribute__((aligned(16)));$NL$
        $RESULT = FORMAT("ROUND_STK_T(%1%)", ARGV[2])$
$END$

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$INCLUDE "kernel/kernel.tf"$

/*$NL$
$SPC$*  Target-dependent Definitions (Mac OS X)$NL$
$SPC$*/$NL$
$NL$

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$INT.INTPRI[SIGKILL] = -7$
$INT.INTPRI[SIGSTOP] = -7$
$INT.INTPRI[SIGUSR2] = -7$

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$FOREACH intno INT.ORDER_LIST$
        $IF (INT.INTATR[intno] & TA_EDGE) == 0$
                $ERROR INT.TEXT_LINE[intno]$E_RSATR: $FORMAT("Level trigger is not supported for intno `%1%\' in CFG_INT", INT.INTNO[intno])$$END$
        $END$
$END$

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$FOREACH excno EXC.ORDER_LIST$
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        $IF LENGTH(INH.INHNO[excno])$
                $ERROR EXC.TEXT_LINE[excno]$E_OBJ: $FORMAT(_("%1% `%2%\' in %3% is duplicated with %4% `%5%\'"), "excno", EXC.EXCNO[excno], "DEF_EXC", "inhno", INH.INHNO[excno])$$END$
        $END$

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        $IF LENGTH(INTNO[excno])$
                $INT.INTPRI[INTNO[excno]] = -7$
        $END$
$END$

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$IF !LENGTH(INT.INTPRI[SIGINT])$
        $INT.INTPRI[SIGINT] = -7$
$END$
$IF !LENGTH(INT.INTPRI[SIGBUS])$
        $INT.INTPRI[SIGBUS] = -7$
$END$
$IF !LENGTH(INT.INTPRI[SIGSEGV])$
        $INT.INTPRI[SIGSEGV] = -7$
$END$

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#define TNUM_INHNO      $LENGTH(INH.ORDER_LIST)$$NL$
const uint_t _kernel_tnum_inhno = TNUM_INHNO;$NL$
$NL$
$FOREACH inhno INH.ORDER_LIST$
        $IF (INH.INHATR[inhno] & TA_NONKERNEL) == 0$
                INTHDR_ENTRY($INH.INHNO[inhno]$, $INH.INTHDR[inhno]$, $INT.INTPRI[INTNO[inhno]]$)$NL$
        $END$
$END$
$NL$

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$IF LENGTH(INH.ORDER_LIST)$
        const INHINIB _kernel_inhinib_table[TNUM_INHNO] = {$NL$
        $JOINEACH inhno INH.ORDER_LIST ",\n"$
                $IF (INH.INHATR[inhno] & TA_NONKERNEL) == 0$
                        $TAB${ ($INH.INHNO[inhno]$), ($INH.INHATR[inhno]$), (FP)(INT_ENTRY($INH.INHNO[inhno]$, $INH.INTHDR[inhno]$)), ($INT.INTPRI[INTNO[INH.INHNO[inhno]]]$) }
                $ELSE$
                        $TAB${ ($INH.INHNO[inhno]$), ($INH.INHATR[inhno]$), (FP)($INH.INTHDR[inhno]$), ($INT.INTPRI[INTNO[INH.INHNO[inhno]]]$) }
                $END$
        $END$$NL$
        };$NL$
$ELSE$
        TOPPERS_EMPTY_LABEL(const INHINIB, _kernel_inhinib_table);$NL$
$END$
$NL$

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const sigset_t _kernel_sigmask_table[8] = {$NL$
$FOREACH intpri { 0, -1,..., -6 }$
        $intmask = 0$
        $FOREACH intno { 1, 2, ..., 31 }$
                $IF ALT(INT.INTPRI[intno], 0) >= intpri$
                        $intmask = intmask | (1 << (intno - 1))$
                $END$
        $END$
        $TAB$UINT32_C($FORMAT("0x%08x", intmask)$),$NL$
$END$
$TAB$UINT32_C($FORMAT("0x%08x", intmask)$)$NL$
};$NL$

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$sigmask_disint_init = 0$
$FOREACH intno INT.ORDER_LIST$
        $IF (INT.INTATR[intno] & TA_ENAINT) == 0$
                $sigmask_disint_init = sigmask_disint_init | (1 << (INT.INTNO[intno] - 1))$
        $END$
$END$
$NL$
const sigset_t  _kernel_sigmask_disint_init = 
                UINT32_C($FORMAT("0x%08x", sigmask_disint_init)$);$NL$