#include "ralloc.h"
#include "gen.h"
-static char _defaultRules[] =
-{
+static char _defaultRules[] = {
#include "peeph.rul"
};
/* list of key words used by msc51 */
-static char *_avr_keywords[] = {
- "at",
- "code",
- "critical",
- "eeprom",
- "interrupt",
- "sfr",
- "sbit",
- "xdata",
- "_code",
- "_eeprom",
- "_generic",
- "_xdata",
- "sram" ,
- "_sram",
- "flash",
- "_flash",
- NULL
+static char *_avr_keywords[] = {
+ "at",
+ "code",
+ "critical",
+ "eeprom",
+ "interrupt",
+ "sfr",
+ "xdata",
+ "_code",
+ "_eeprom",
+ "_generic",
+ "_xdata",
+ "sram",
+ "_sram",
+ "flash",
+ "_flash",
+ NULL
};
-static int regParmFlg = 0; /* determine if we can register a parameter */
+static int regParmFlg = 0; /* determine if we can register a parameter */
-static void _avr_init(void)
+static void
+_avr_init (void)
{
- asm_addTree(&asm_asxxxx_mapping);
+ asm_addTree (&asm_gas_mapping);
}
-static void _avr_reset_regparm()
+static void
+_avr_reset_regparm ()
{
- regParmFlg = 0;
+ regParmFlg = 0;
}
-static int _avr_regparm( link *l)
+static int
+_avr_regparm (sym_link * l)
{
- /* the first eight bytes will be passed in
- registers r16-r23. but we won't split variables
- i.e. if not enough registers left to hold
- the parameter then the whole parameter along
- with rest of the parameters go onto the stack */
- if (regParmFlg < 8 ) {
- int size ;
- if ((size = getSize(l)) > (8 - regParmFlg)) {
- /* all remaining go on stack */
- regParmFlg = 8;
- return 0;
+ /* the first eight bytes will be passed in
+ registers r16-r23. but we won't split variables
+ i.e. if not enough registers left to hold
+ the parameter then the whole parameter along
+ with rest of the parameters go onto the stack */
+ if (regParmFlg < 8) {
+ int size;
+ if ((size = getSize (l)) > (8 - regParmFlg)) {
+ /* all remaining go on stack */
+ regParmFlg = 8;
+ return 0;
+ }
+ regParmFlg += size;
+ return 1;
}
- regParmFlg += size;
- return 1;
- }
-
- return 0;
+
+ return 0;
}
-void avr_assignRegisters (eBBlock **ebbs, int count);
+void avr_assignRegisters (eBBlock ** ebbs, int count);
-static bool _avr_parseOptions(int *pargc, char **argv, int *i)
+static bool
+_avr_parseOptions (int *pargc, char **argv, int *i)
{
- /* TODO: allow port-specific command line options to specify
- * segment names here.
- */
- return FALSE;
+ /* TODO: allow port-specific command line options to specify
+ * segment names here.
+ */
+ return FALSE;
}
-static void _avr_finaliseOptions(void)
+static void
+_avr_finaliseOptions (void)
{
- port->mem.default_local_map =
- port->mem.default_globl_map = xdata;
- /* change stack to be in far space */
- /* internal stack segment ;
- SFRSPACE - NO
- FAR-SPACE - YES
- PAGED - NO
- DIRECT-ACCESS - NO
- BIT-ACCESS - NO
- CODE-ACESS - NO
- DEBUG-NAME - 'B'
- POINTER-TYPE - POINTER
- */
- istack = allocMap (0, 1, 0, 0, 0, 0,options.stack_loc, ISTACK_NAME,'B',FPOINTER);
+ port->mem.default_local_map = port->mem.default_globl_map = xdata;
+ /* change stack to be in far space */
+ /* internal stack segment ;
+ SFRSPACE - NO
+ FAR-SPACE - YES
+ PAGED - NO
+ DIRECT-ACCESS - NO
+ BIT-ACCESS - NO
+ CODE-ACESS - NO
+ DEBUG-NAME - 'B'
+ POINTER-TYPE - FPOINTER
+ */
+ istack =
+ allocMap (0, 1, 0, 0, 0, 0, options.stack_loc, ISTACK_NAME,
+ 'B', FPOINTER);
+
+ /* also change xdata to be direct space since we can use lds/sts */
+ xdata->direct = 1;
}
-static void _avr_setDefaultOptions(void)
+static void
+_avr_setDefaultOptions (void)
{
- options.stackAuto = 1;
+ options.stackAuto = 1;
}
-static const char *_avr_getRegName(struct regs *reg)
+static const char *
+_avr_getRegName (struct regs *reg)
{
- if (reg)
- return reg->name;
- return "err";
+ if (reg)
+ return reg->name;
+ return "err";
}
-static void _avr_genAssemblerPreamble(FILE *of)
+static void
+_avr_genAssemblerPreamble (FILE * of)
{
}
/* Generate interrupt vector table. */
-static int _avr_genIVT(FILE *of, symbol **interrupts, int maxInterrupts)
+static int
+_avr_genIVT (FILE * of, symbol ** interrupts, int maxInterrupts)
{
- return TRUE;
+ return TRUE;
}
/** $1 is always the basename.
MUST be terminated with a NULL.
*/
static const char *_linkCmd[] = {
- "aslink", "-nf", "$1", NULL
+ "avr-ld", "", "$1", NULL
};
static const char *_asmCmd[] = {
- "asx8051", "-plosgffc", "$1.asm", NULL
+ "avr-as", "-mmcu=avr3" , "$1.s", NULL
};
/* Globals */
PORT avr_port = {
- "avr",
- "ATMEL AVR", /* Target name */
- {
- TRUE, /* Emit glue around main */
- },
- {
- _asmCmd,
- "-plosgffc", /* Options with debug */
- "-plosgff", /* Options without debug */
- },
- {
- _linkCmd
- },
- {
- _defaultRules
- },
- {
- /* Sizes: char, short, int, long, ptr, fptr, gptr, bit, float, max */
- 1, 1, 2, 4, 2, 2, 3, 1, 4, 4
- },
- {
- "XSEG (XDATA)",
- "STACK (DATA)",
- "CSEG (CODE)",
- "DSEG (DATA)",
- "ISEG (DATA)",
- "XSEG (XDATA)",
- "BSEG (BIT)",
- "RSEG (DATA)",
- "GSINIT (CODE)",
- "OSEG (OVR,DATA)",
- "GSFINAL (CODE)",
+ TARGET_ID_AVR,
+ "avr",
+ "ATMEL AVR", /* Target name */
+ {
+ TRUE, /* Emit glue around main */
+ MODEL_LARGE | MODEL_SMALL,
+ MODEL_SMALL},
+ {
+ _asmCmd,
+ "-plosgffc", /* Options with debug */
+ "-plosgff", /* Options without debug */
+ 0,
+ ".s"},
+ {
+ _linkCmd,
+ NULL,
+ ".rel"},
+ {
+ _defaultRules},
+ {
+ /* Sizes: char, short, int, long, ptr, fptr, gptr, bit, float, max */
+ 1, 2, 2, 4, 2, 2, 3, 1, 4, 4},
+ {
+ "XSEG",
+ "STACK",
+ "CSEG",
+ "DSEG",
+ "ISEG",
+ "XSEG",
+ "BSEG",
+ "RSEG",
+ "GSINIT",
+ "OSEG",
+ "GSFINAL",
+ "HOME",
+ NULL,
+ NULL,
+ 0,
+ },
+ {
+ -1, 1, 4, 1, 1, 0},
+ /* avr has an 8 bit mul */
+ {
+ 1, -1
+ },
+ "_",
+ _avr_init,
+ _avr_parseOptions,
+ _avr_finaliseOptions,
+ _avr_setDefaultOptions,
+ avr_assignRegisters,
+ _avr_getRegName,
+ _avr_keywords,
+ _avr_genAssemblerPreamble,
+ _avr_genIVT,
+ _avr_reset_regparm,
+ _avr_regparm,
+ NULL,
NULL,
- NULL,
- 0,
- },
- {
- -1, 1, 4, 1, 1
- },
- /* avr has an 8 bit mul */
- {
- 1
- },
- "_",
- _avr_init,
- _avr_parseOptions,
- _avr_finaliseOptions,
- _avr_setDefaultOptions,
- avr_assignRegisters,
- _avr_getRegName ,
- _avr_keywords,
- _avr_genAssemblerPreamble,
- _avr_genIVT,
- _avr_reset_regparm,
- _avr_regparm
+ FALSE,
+ 0, /* leave lt */
+ 1, /* transform gt ==> not le */
+ 0, /* leave le */
+ 0, /* leave ge */
+ 0, /* leave != */
+ 0, /* leave == */
+ PORT_MAGIC
};
-
projects / fw / sdcc / blobdiff