mirror of
https://git.FreeBSD.org/src.git
synced 2024-12-14 10:09:48 +00:00
301 lines
8.5 KiB
C
301 lines
8.5 KiB
C
#define PDP11 4
|
|
|
|
#define BIGGEST_CHAR 0x7f /* Assumes 32-bit arithmetic */
|
|
#define BIGGEST_SHORT 0x7fff /* Assumes 32-bit arithmetic */
|
|
#define BIGGEST_LONG 0x7fffffff /* Assumes 32-bit arithmetic */
|
|
|
|
#define M(x) (1<<x) /* Mask (x) returns 2^x */
|
|
|
|
#define ALLOC(x) (struct x *) ckalloc((int)sizeof(struct x))
|
|
#define ALLEXPR (expptr) ckalloc((int)sizeof(union Expression) )
|
|
typedef int *ptr;
|
|
typedef char *charptr;
|
|
typedef FILE *FILEP;
|
|
typedef int flag;
|
|
typedef char field; /* actually need only 4 bits */
|
|
typedef long int ftnint;
|
|
#define LOCAL static
|
|
|
|
#define NO 0
|
|
#define YES 1
|
|
|
|
#define CNULL (char *) 0 /* Character string null */
|
|
#define PNULL (ptr) 0
|
|
#define CHNULL (chainp) 0 /* Chain null */
|
|
#define ENULL (expptr) 0
|
|
|
|
|
|
/* BAD_MEMNO - used to distinguish between long string constants and other
|
|
constants in the table */
|
|
|
|
#define BAD_MEMNO -32768
|
|
|
|
|
|
/* block tag values -- syntactic stuff */
|
|
|
|
#define TNAME 1
|
|
#define TCONST 2
|
|
#define TEXPR 3
|
|
#define TADDR 4
|
|
#define TPRIM 5 /* Primitive datum - should not appear in an
|
|
expptr variable, it should have already been
|
|
identified */
|
|
#define TLIST 6
|
|
#define TIMPLDO 7
|
|
#define TERROR 8
|
|
|
|
|
|
/* parser states - order is important, since there are several tests for
|
|
state < INDATA */
|
|
|
|
#define OUTSIDE 0
|
|
#define INSIDE 1
|
|
#define INDCL 2
|
|
#define INDATA 3
|
|
#define INEXEC 4
|
|
|
|
/* procedure classes */
|
|
|
|
#define PROCMAIN 1
|
|
#define PROCBLOCK 2
|
|
#define PROCSUBR 3
|
|
#define PROCFUNCT 4
|
|
|
|
|
|
/* storage classes -- vstg values. BSS and INIT are used in the later
|
|
merge pass over identifiers; and they are entered differently into the
|
|
symbol table */
|
|
|
|
#define STGUNKNOWN 0
|
|
#define STGARG 1 /* adjustable dimensions */
|
|
#define STGAUTO 2 /* for stack references */
|
|
#define STGBSS 3 /* uninitialized storage (normal variables) */
|
|
#define STGINIT 4 /* initialized storage */
|
|
#define STGCONST 5
|
|
#define STGEXT 6 /* external storage */
|
|
#define STGINTR 7 /* intrinsic (late decision) reference. See
|
|
chapter 5 of the Fortran 77 standard */
|
|
#define STGSTFUNCT 8
|
|
#define STGCOMMON 9
|
|
#define STGEQUIV 10
|
|
#define STGREG 11 /* register - the outermost DO loop index will be
|
|
in a register (because the compiler is one
|
|
pass, it can't know where the innermost loop is
|
|
*/
|
|
#define STGLENG 12
|
|
#define STGNULL 13
|
|
#define STGMEMNO 14 /* interemediate-file pointer to constant table */
|
|
|
|
/* name classes -- vclass values, also procclass values */
|
|
|
|
#define CLUNKNOWN 0
|
|
#define CLPARAM 1 /* Parameter - macro definition */
|
|
#define CLVAR 2 /* variable */
|
|
#define CLENTRY 3
|
|
#define CLMAIN 4
|
|
#define CLBLOCK 5
|
|
#define CLPROC 6
|
|
#define CLNAMELIST 7 /* in data with this tag, the vdcldone flag should
|
|
be ignored (according to vardcl()) */
|
|
|
|
|
|
/* vprocclass values -- there is some overlap with the vclass values given
|
|
above */
|
|
|
|
#define PUNKNOWN 0
|
|
#define PEXTERNAL 1
|
|
#define PINTRINSIC 2
|
|
#define PSTFUNCT 3
|
|
#define PTHISPROC 4 /* here to allow recursion - further distinction
|
|
is given in the CL tag (those just above).
|
|
This applies to the presence of the name of a
|
|
function used within itself. The function name
|
|
means either call the function again, or assign
|
|
some value to the storage allocated to the
|
|
function's return value. */
|
|
|
|
/* control stack codes - these are part of a state machine which handles
|
|
the nesting of blocks (i.e. what to do about the ELSE statement) */
|
|
|
|
#define CTLDO 1
|
|
#define CTLIF 2
|
|
#define CTLELSE 3
|
|
#define CTLIFX 4
|
|
|
|
|
|
/* operators for both Fortran input and C output. They are common because
|
|
so many are shared between the trees */
|
|
|
|
#define OPPLUS 1
|
|
#define OPMINUS 2
|
|
#define OPSTAR 3
|
|
#define OPSLASH 4
|
|
#define OPPOWER 5
|
|
#define OPNEG 6
|
|
#define OPOR 7
|
|
#define OPAND 8
|
|
#define OPEQV 9
|
|
#define OPNEQV 10
|
|
#define OPNOT 11
|
|
#define OPCONCAT 12
|
|
#define OPLT 13
|
|
#define OPEQ 14
|
|
#define OPGT 15
|
|
#define OPLE 16
|
|
#define OPNE 17
|
|
#define OPGE 18
|
|
#define OPCALL 19
|
|
#define OPCCALL 20
|
|
#define OPASSIGN 21
|
|
#define OPPLUSEQ 22
|
|
#define OPSTAREQ 23
|
|
#define OPCONV 24
|
|
#define OPLSHIFT 25
|
|
#define OPMOD 26
|
|
#define OPCOMMA 27
|
|
#define OPQUEST 28
|
|
#define OPCOLON 29
|
|
#define OPABS 30
|
|
#define OPMIN 31
|
|
#define OPMAX 32
|
|
#define OPADDR 33
|
|
#define OPCOMMA_ARG 34
|
|
#define OPBITOR 35
|
|
#define OPBITAND 36
|
|
#define OPBITXOR 37
|
|
#define OPBITNOT 38
|
|
#define OPRSHIFT 39
|
|
#define OPWHATSIN 40 /* dereferencing operator */
|
|
#define OPMINUSEQ 41 /* assignment operators */
|
|
#define OPSLASHEQ 42
|
|
#define OPMODEQ 43
|
|
#define OPLSHIFTEQ 44
|
|
#define OPRSHIFTEQ 45
|
|
#define OPBITANDEQ 46
|
|
#define OPBITXOREQ 47
|
|
#define OPBITOREQ 48
|
|
#define OPPREINC 49 /* Preincrement (++x) operator */
|
|
#define OPPREDEC 50 /* Predecrement (--x) operator */
|
|
#define OPDOT 51 /* structure field reference */
|
|
#define OPARROW 52 /* structure pointer field reference */
|
|
#define OPNEG1 53 /* simple negation under forcedouble */
|
|
#define OPDMIN 54 /* min(a,b) macro under forcedouble */
|
|
#define OPDMAX 55 /* max(a,b) macro under forcedouble */
|
|
#define OPASSIGNI 56 /* assignment for inquire stmt */
|
|
#define OPIDENTITY 57 /* for turning TADDR into TEXPR */
|
|
#define OPCHARCAST 58 /* for casting to char * (in I/O stmts) */
|
|
#define OPDABS 59 /* abs macro under forcedouble */
|
|
#define OPMIN2 60 /* min(a,b) macro */
|
|
#define OPMAX2 61 /* max(a,b) macro */
|
|
#define OPBITTEST 62 /* btest */
|
|
#define OPBITCLR 63 /* ibclr */
|
|
#define OPBITSET 64 /* ibset */
|
|
#define OPQBITCLR 65 /* ibclr, integer*8 */
|
|
#define OPQBITSET 66 /* ibset, integer*8 */
|
|
#define OPBITBITS 67 /* ibits */
|
|
#define OPBITSH 68 /* ishft */
|
|
#define OPBITSHC 69 /* ishftc */
|
|
|
|
/* label type codes -- used with the ASSIGN statement */
|
|
|
|
#define LABUNKNOWN 0
|
|
#define LABEXEC 1
|
|
#define LABFORMAT 2
|
|
#define LABOTHER 3
|
|
|
|
|
|
/* INTRINSIC function codes*/
|
|
|
|
#define INTREND 0
|
|
#define INTRCONV 1
|
|
#define INTRMIN 2
|
|
#define INTRMAX 3
|
|
#define INTRGEN 4 /* General intrinsic, e.g. cos v. dcos, zcos, ccos */
|
|
#define INTRSPEC 5
|
|
#define INTRBOOL 6
|
|
#define INTRCNST 7 /* constants, e.g. bigint(1.0) v. bigint (1d0) */
|
|
#define INTRBGEN 8 /* bit manipulation */
|
|
|
|
|
|
/* I/O statement codes - these all form Integer Constants, and are always
|
|
reevaluated */
|
|
|
|
#define IOSTDIN ICON(5)
|
|
#define IOSTDOUT ICON(6)
|
|
#define IOSTDERR ICON(0)
|
|
|
|
#define IOSBAD (-1)
|
|
#define IOSPOSITIONAL 0
|
|
#define IOSUNIT 1
|
|
#define IOSFMT 2
|
|
|
|
#define IOINQUIRE 1
|
|
#define IOOPEN 2
|
|
#define IOCLOSE 3
|
|
#define IOREWIND 4
|
|
#define IOBACKSPACE 5
|
|
#define IOENDFILE 6
|
|
#define IOREAD 7
|
|
#define IOWRITE 8
|
|
|
|
|
|
/* User name tags -- these identify the form of the original identifier
|
|
stored in a struct Addrblock structure (in the user field). */
|
|
|
|
#define UNAM_UNKNOWN 0 /* Not specified */
|
|
#define UNAM_NAME 1 /* Local symbol, store in the hash table */
|
|
#define UNAM_IDENT 2 /* Character string not stored elsewhere */
|
|
#define UNAM_EXTERN 3 /* External reference; check symbol table
|
|
using memno as index */
|
|
#define UNAM_CONST 4 /* Constant value */
|
|
#define UNAM_CHARP 5 /* pointer to string */
|
|
#define UNAM_REF 6 /* subscript reference with -s */
|
|
|
|
|
|
#define IDENT_LEN 31 /* Maximum length user.ident */
|
|
#define MAXNAMELEN 50 /* Maximum Fortran name length */
|
|
|
|
/* type masks - TYLOGICAL defined in ftypes */
|
|
|
|
#define MSKLOGICAL M(TYLOGICAL)|M(TYLOGICAL1)|M(TYLOGICAL2)
|
|
#define MSKADDR M(TYADDR)
|
|
#define MSKCHAR M(TYCHAR)
|
|
#ifdef TYQUAD
|
|
#define MSKINT M(TYINT1)|M(TYSHORT)|M(TYLONG)|M(TYQUAD)
|
|
#else
|
|
#define MSKINT M(TYINT1)|M(TYSHORT)|M(TYLONG)
|
|
#endif
|
|
#define MSKREAL M(TYREAL)|M(TYDREAL) /* DREAL means Double Real */
|
|
#define MSKCOMPLEX M(TYCOMPLEX)|M(TYDCOMPLEX)
|
|
#define MSKSTATIC (M(STGINIT)|M(STGBSS)|M(STGCOMMON)|M(STGEQUIV)|M(STGCONST))
|
|
|
|
/* miscellaneous macros */
|
|
|
|
/* ONEOF (x, y) -- x is the number of one of the OR'ed masks in y (i.e., x is
|
|
the log of one of the OR'ed masks in y) */
|
|
|
|
#define ONEOF(x,y) (M(x) & (y))
|
|
#define ISCOMPLEX(z) ONEOF(z, MSKCOMPLEX)
|
|
#define ISREAL(z) ONEOF(z, MSKREAL)
|
|
#define ISNUMERIC(z) ONEOF(z, MSKINT|MSKREAL|MSKCOMPLEX)
|
|
#define ISICON(z) (z->tag==TCONST && ISINT(z->constblock.vtype))
|
|
#define ISLOGICAL(z) ONEOF(z, MSKLOGICAL)
|
|
|
|
/* ISCHAR assumes that z has some kind of structure, i.e. is not null */
|
|
|
|
#define ISCHAR(z) (z->headblock.vtype==TYCHAR)
|
|
#define ISINT(z) ONEOF(z, MSKINT) /* z is a tag, i.e. a mask number */
|
|
#define ISCONST(z) (z->tag==TCONST)
|
|
#define ISERROR(z) (z->tag==TERROR)
|
|
#define ISPLUSOP(z) (z->tag==TEXPR && z->exprblock.opcode==OPPLUS)
|
|
#define ISSTAROP(z) (z->tag==TEXPR && z->exprblock.opcode==OPSTAR)
|
|
#define ISONE(z) (ISICON(z) && z->constblock.Const.ci==1)
|
|
#define INT(z) ONEOF(z, MSKINT|MSKCHAR) /* has INT storage in real life */
|
|
#define ICON(z) mkintcon( (ftnint)(z) )
|
|
|
|
/* NO66 -- F77 feature is being used
|
|
NOEXT -- F77 extension is being used */
|
|
|
|
#define NO66(s) if(no66flag) err66(s)
|
|
#define NOEXT(s) if(noextflag) errext(s)
|