1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
|
/* Small compiler
*
* Global (cross-module) variables.
*
* Copyright (c) ITB CompuPhase, 1997-2003
*
* This software is provided "as-is", without any express or implied warranty.
* In no event will the authors be held liable for any damages arising from
* the use of this software.
*
* Permission is granted to anyone to use this software for any purpose,
* including commercial applications, and to alter it and redistribute it
* freely, subject to the following restrictions:
*
* 1. The origin of this software must not be misrepresented; you must not
* claim that you wrote the original software. If you use this software in
* a product, an acknowledgment in the product documentation would be
* appreciated but is not required.
* 2. Altered source versions must be plainly marked as such, and must not be
* misrepresented as being the original software.
* 3. This notice may not be removed or altered from any source distribution.
*
* Version: $Id$
*/
#ifdef HAVE_CONFIG_H
# include <config.h> /* for PATH_MAX */
#endif
#include "embryo_cc_sc.h"
/* global variables
*
* All global variables that are shared amongst the compiler files are
* declared here.
*/
symbol loctab; /* local symbol table */
symbol glbtab; /* global symbol table */
cell *litq; /* the literal queue */
char pline[sLINEMAX + 1]; /* the line read from the input file */
char *lptr; /* points to the current position in "pline" */
constvalue tagname_tab = { NULL, "", 0, 0 }; /* tagname table */
constvalue libname_tab = { NULL, "", 0, 0 }; /* library table (#pragma library "..." syntax) */
constvalue *curlibrary = NULL; /* current library */
symbol *curfunc; /* pointer to current function */
char *inpfname; /* pointer to name of the file currently read from */
char outfname[PATH_MAX]; /* output file name */
char sc_ctrlchar = CTRL_CHAR; /* the control character (or escape character) */
int litidx = 0; /* index to literal table */
int litmax = sDEF_LITMAX; /* current size of the literal table */
int stgidx = 0; /* index to the staging buffer */
int labnum = 0; /* number of (internal) labels */
int staging = 0; /* true if staging output */
cell declared = 0; /* number of local cells declared */
cell glb_declared = 0; /* number of global cells declared */
cell code_idx = 0; /* number of bytes with generated code */
int ntv_funcid = 0; /* incremental number of native function */
int errnum = 0; /* number of errors */
int warnnum = 0; /* number of warnings */
int sc_debug = sCHKBOUNDS; /* by default: bounds checking+assertions */
int charbits = 8; /* a "char" is 8 bits */
int sc_packstr = FALSE; /* strings are packed by default? */
int sc_compress = TRUE; /* compress bytecode? */
int sc_needsemicolon = TRUE; /* semicolon required to terminate expressions? */
int sc_dataalign = sizeof(cell); /* data alignment value */
int sc_alignnext = FALSE; /* must frame of the next function be aligned? */
int curseg = 0; /* 1 if currently parsing CODE, 2 if parsing DATA */
cell sc_stksize = sDEF_AMXSTACK; /* default stack size */
int freading = FALSE; /* Is there an input file ready for reading? */
int fline = 0; /* the line number in the current file */
int fnumber = 0; /* the file number in the file table (debugging) */
int fcurrent = 0; /* current file being processed (debugging) */
int intest = 0; /* true if inside a test */
int sideeffect = 0; /* true if an expression causes a side-effect */
int stmtindent = 0; /* current indent of the statement */
int indent_nowarn = TRUE; /* skip warning "217 loose indentation" */
int sc_tabsize = 8; /* number of spaces that a TAB represents */
int sc_allowtags = TRUE; /* allow/detect tagnames in lex() */
int sc_status; /* read/write status */
int sc_rationaltag = 0; /* tag for rational numbers */
int rational_digits = 0; /* number of fractional digits */
FILE *inpf = NULL; /* file read from (source or include) */
FILE *inpf_org = NULL; /* main source file */
FILE *outf = NULL; /* file written to */
jmp_buf errbuf;
|
