#ifndef SDCCGEN51_H
#define SDCCGEN51_H
-enum {
+enum
+ {
AOP_LIT = 1,
- AOP_REG, AOP_DIR,
- AOP_DPTR,AOP_R0,AOP_R1,
- AOP_STK ,AOP_IMMD, AOP_STR,
- AOP_CRY, AOP_ACC };
+ AOP_REG, AOP_DIR,
+ AOP_DPTR, AOP_R0, AOP_R1,
+ AOP_STK, AOP_IMMD, AOP_STR,
+ AOP_CRY, AOP_ACC
+ };
/* type asmop : a homogenised type for
all the different spaces an operand can be
in */
-typedef struct asmop {
-
- short type ; /* can have values
- AOP_LIT - operand is a literal value
- AOP_REG - is in registers
- AOP_DIR - direct just a name
- AOP_DPTR - dptr contains address of operand
- AOP_R0/R1 - r0/r1 contains address of operand
- AOP_STK - should be pushed on stack this
- can happen only for the result
- AOP_IMMD - immediate value for eg. remateriazable
- AOP_CRY - carry contains the value of this
- AOP_STR - array of strings
- AOP_ACC - result is in the acc:b pair
- */
- short coff ; /* current offset */
- short size ; /* total size */
- unsigned code :1 ; /* is in Code space */
- unsigned paged:1 ; /* in paged memory */
- unsigned freed:1 ; /* already freed */
- union {
- value *aop_lit ; /* if literal */
- regs *aop_reg[4]; /* array of registers */
- char *aop_dir ; /* if direct */
- regs *aop_ptr ; /* either -> to r0 or r1 */
- char *aop_immd; /* if immediate others are implied */
- int aop_stk ; /* stack offset when AOP_STK */
- char *aop_str[4]; /* just a string array containing the location */
- } aopu;
-} asmop;
+typedef struct asmop
+ {
+
+ short type;
+ /* can have values
+ AOP_LIT - operand is a literal value
+ AOP_REG - is in registers
+ AOP_DIR - direct just a name
+ AOP_DPTR - dptr contains address of operand
+ AOP_R0/R1 - r0/r1 contains address of operand
+ AOP_STK - should be pushed on stack this
+ can happen only for the result
+ AOP_IMMD - immediate value for eg. remateriazable
+ AOP_CRY - carry contains the value of this
+ AOP_STR - array of strings
+ AOP_ACC - result is in the acc:b pair
+ */
+ short coff; /* current offset */
+ short size; /* total size */
+ unsigned code:1; /* is in Code space */
+ unsigned paged:1; /* in paged memory */
+ unsigned freed:1; /* already freed */
+ union
+ {
+ value *aop_lit; /* if literal */
+ regs *aop_reg[4]; /* array of registers */
+ char *aop_dir; /* if direct */
+ regs *aop_ptr; /* either -> to r0 or r1 */
+ struct {
+ int from_cast_remat; /* cast remat created this : immd2 field used for highest order*/
+ char *aop_immd1; /* if immediate others are implied */
+ char *aop_immd2; /* cast remat will generate this */
+ } aop_immd;
+ int aop_stk; /* stack offset when AOP_STK */
+ char *aop_str[4]; /* just a string array containing the location */
+ }
+ aopu;
+ }
+asmop;
void gen51Code (iCode *);
-extern char *fReturn8051[];
-extern char *fReturn390[];
-extern unsigned fReturnSize;
-extern char **fReturn;
+//extern char *fReturn8051[];
+extern unsigned fReturnSizeMCS51;
+//extern char **fReturn;
#endif