#define SPACE ' '
#define ZERO 0
-#define MAX_FNAME_LEN 128
+#include <limits.h> /* PATH_MAX */
+#ifndef PATH_MAX /* POSIX, but not required */
+#define PATH_MAX 255 /* define a reasonable value */
+#endif
+
#define MAX_REG_PARMS 1
typedef int bool;
#define PRAGMA_NOOVERLAY "NOOVERLAY"
#define PRAGMA_CALLEESAVES "CALLEE-SAVES"
#define PRAGMA_EXCLUDE "EXCLUDE"
+#define PRAGMA_OVERLAY "OVERLAY"
#define SMALL_MODEL 0
#define LARGE_MODEL 1
#define TRUE 1
/* optimization options */
struct optimize
{
- unsigned global_cse:1;
- unsigned ptrArithmetic:1;
- unsigned label1:1;
- unsigned label2:1;
- unsigned label3:1;
- unsigned label4:1;
- unsigned loopInvariant:1;
- unsigned loopInduction:1;
- unsigned noJTabBoundary:1;
- unsigned noLoopReverse:1;
+ unsigned global_cse;
+ unsigned ptrArithmetic;
+ unsigned label1;
+ unsigned label2;
+ unsigned label3;
+ unsigned label4;
+ unsigned loopInvariant;
+ unsigned loopInduction;
+ unsigned noJTabBoundary;
+ unsigned noLoopReverse;
};
/** Build model.
MODEL_COMPACT = 2,
MODEL_MEDIUM = 4,
MODEL_LARGE = 8,
- MODEL_FLAT24 = 16
+ MODEL_FLAT24 = 16,
+ MODEL_PAGE0 = 32 /* for the xa51 port */
};
+/* overlay segment name and the functions
+ that belong to it. used by pragma overlay */
+typedef struct {
+ char *osname; /* overlay segment name */
+ int nfuncs; /* number of functions in this overlay */
+ char *funcs[128]; /* function name that belong to this */
+} olay;
+
/* other command line options */
struct options
{
int model; /* see MODEL_* defines above */
- int stackAuto:3; /* Stack Automatic */
- int useXstack:3; /* use Xternal Stack */
- int stack10bit:3; /* use 10 bit stack (flat24 model only) */
- int genericPtr:1; /* use generic pointers */
- int regExtend:1; /* don't use extended registers */
- int dump_raw:1; /* dump after intermediate code generation */
- int dump_gcse:1; /* dump after gcse */
- int dump_loop:1; /* dump after loop optimizations */
- int dump_kill:1; /* dump after dead code elimination */
- int dump_range:1; /* dump after live range analysis */
- int dump_pack:1; /* dump after register packing */
- int dump_rassgn:1; /* dump after register assignment */
- int cc_only:1; /* compile only flag */
- int intlong_rent:1; /* integer & long support routines reentrant */
- int float_rent:1; /* floating point routines are reentrant */
- int out_fmt:1; /* 1 = motorola S19 format 0 = intel Hex format */
- int cyclomatic:1; /* print cyclomatic information */
- int noOverlay:1; /* don't overlay local variables & parameters */
- int mainreturn:1; /* issue a return after main */
- int nopeep:1; /* no peep hole optimization */
- int asmpeep:1; /* pass inline assembler thru peep hole */
- int debug:1; /* generate extra debug info */
- int nodebug:1; /* Generate no debug info. */
- int stackOnData:1; /* stack after data segment */
- int c1mode:1; /* Act like c1 - no pre-proc, asm or link */
+ int stackAuto; /* Stack Automatic */
+ int useXstack; /* use Xternal Stack */
+ int stack10bit; /* use 10 bit stack (flat24 model only) */
+ int genericPtr; /* use generic pointers */
+ int dump_raw; /* dump after intermediate code generation */
+ int dump_gcse; /* dump after gcse */
+ int dump_loop; /* dump after loop optimizations */
+ int dump_kill; /* dump after dead code elimination */
+ int dump_range; /* dump after live range analysis */
+ int dump_pack; /* dump after register packing */
+ int dump_rassgn; /* dump after register assignment */
+ int dump_tree; /* dump front-end tree before lowering to iCode */
+ int cc_only; /* compile only flag */
+ int intlong_rent; /* integer & long support routines reentrant */
+ int float_rent; /* floating point routines are reentrant */
+ int out_fmt; /* 1 = motorola S19 format 0 = intel Hex format */
+ int cyclomatic; /* print cyclomatic information */
+ int noOverlay; /* don't overlay local variables & parameters */
+ int mainreturn; /* issue a return after main */
+ int xram_movc; /* use movc instead of movx to read xram (mcs51) */
+ int nopeep; /* no peep hole optimization */
+ int asmpeep; /* pass inline assembler thru peep hole */
+ int debug; /* generate extra debug info */
+ int stackOnData; /* stack after data segment */
+ int c1mode; /* Act like c1 - no pre-proc, asm or link */
char *peep_file; /* additional rules for peep hole */
char *out_name; /* Asm output name for c1 mode */
- int nostdlib:1; /* Don't use standard lib files */
- int nostdinc:1; /* Don't use standard include files */
- int verbose:1; /* Show what the compiler is doing */
-
+ int nostdlib; /* Don't use standard lib files */
+ int nostdinc; /* Don't use standard include files */
+ int noRegParams; /* Disable passing some parameters in registers */
+ int verbose; /* Show what the compiler is doing */
+ int shortis8bits; /* treat short like int or char */
+ int lessPedantic; /* disable some warnings */
+ int profile; /* Turn on extra profiling information */
+ int ommitFramePtr; /* Turn off the frame pointer. */
+ int useAccelerator; /* use ds390 Arithmetic Accelerator */
char *calleeSaves[128]; /* list of functions using callee save */
char *excludeRegs[32]; /* registers excluded from saving */
-
+ int all_callee_saves; /* callee saves for all functions */
+ int stack_probe; /* insert call to function __stack_probe */
+ int tini_libid; /* library ID for TINI */
+ int protect_sp_update; /* DS390 - will disable interrupts during ESP:SP updates */
+ int parms_in_bank1; /* DS390 - use reg bank1 to pass parameters */
+ olay olays[128]; /* overlay segments used in #pragma OVERLAY */
/* starting address of the segments */
int xstack_loc; /* initial location of external stack */
int stack_loc; /* initial value of internal stack pointer */
int data_loc; /* interram start location */
int idata_loc; /* indirect address space */
int code_loc; /* code location start */
- int iram_size; /* internal ram size (used only for error checking) */
+ int iram_size; /* internal ram size (used only for error checking) */
};
/* forward definition for variables accessed globally */
+extern int noAssemble; /* no assembly, stop after code generation */
+extern char *yytext;
extern char *currFname;
-extern char *srcFileName; /* source file name without the extenstion */
-extern char *moduleName; /* source file name without path & extension */
+extern char *fullSrcFileName; /* full name for the source file; */
+ /* can be NULL while linking without compiling */
+extern char *fullDstFileName; /* full name for the output file; */
+ /* only given by -o, otherwise NULL */
+extern char *dstFileName; /* destination file name without extension */
+extern char *dstPath; /* path for the output files; */
+ /* "" is equivalent with cwd */
+extern char *moduleName; /* module name is source file without path and extension */
+ /* can be NULL while linking without compiling */
extern int currLineno; /* current line number */
extern int yylineno; /* line number of the current file SDCC.lex */
extern FILE *yyin; /* */
extern int reentrant; /* /X flag has been sent SDCC.y */
extern char buffer[]; /* general buffer SDCCgen.c */
extern int currRegBank; /* register bank being used SDCCgens.c */
+extern int RegBankUsed[4]; /* JCF: register banks used SDCCmain.c */
extern struct symbol *currFunc; /* current function SDCCgens.c */
extern int cNestLevel; /* block nest level SDCCval.c */
extern int currBlockno; /* sequentail block number */
extern char *relFiles[128];
extern char *libFiles[128];
extern int nlibFiles;
-extern bool verboseExec ;
+extern char *libPaths[128];
+extern int nlibPaths;
-/*
- void buildCmdLine(char *into, char **args, const char **cmds,
- const char *p1, const char *p2,
- const char *p3, const char **list);
- int my_system (const char *cmd, char **cmd_argv);
- */
+extern bool verboseExec;
+extern bool noXinitOpt;
void parseWithComma (char **, char *);
*/
FILE *tempfile (void);
-/** Creates a duplicate of the string 'sz' a'la strdup but using
- libgc.
+/** Creates a temporary file name a'la tmpnam which avoids the bugs
+ in cygwin wrt c:\tmp.
+ Scans, in order: TMP, TEMP, TMPDIR, else uses tmpfile().
*/
-char *gc_strdup (const char *sz);
+char *
+tempfilename (void);
/** An assert() macro that will go out through sdcc's error
system.
extern struct _dumpFiles dumpFiles[];
+/* Buffer which can be used to hold a file name; assume it will
+ * be trashed by any function call within SDCC.
+ */
+extern char scratchFileName[PATH_MAX];
+
#endif