/*-------------------------------------------------------------------------
- SDCCgen51.h - header file for code generation for 8051
+ gen.h - header file for code generation for DS80C390
Written By - Sandeep Dutta . sandeep.dutta@usa.net (1998)
under the terms of the GNU General Public License as published by the
Free Software Foundation; either version 2, or (at your option) any
later version.
-
+
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
-
+
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
+
In other words, you are welcome to use, share and improve this program.
You are forbidden to forbid anyone else to use, share and improve
- what you give them. Help stamp out software-hoarding!
+ what you give them. Help stamp out software-hoarding!
-------------------------------------------------------------------------*/
-#ifndef SDCCGEN51_H
-#define SDCCGEN51_H
+#ifndef SDCCGEN390_H
+#define SDCCGEN390_H
-enum {
+enum
+ {
AOP_LIT = 1,
- AOP_REG, AOP_DIR,
- AOP_DPTR, AOP_DPTR2, AOP_R0,AOP_R1,
- AOP_STK ,AOP_IMMD, AOP_STR,
- AOP_CRY, AOP_ACC };
+ AOP_REG, AOP_DIR,
+ AOP_DPTR, AOP_DPTR2, AOP_R0, AOP_R1,
+ AOP_STK, AOP_IMMD, AOP_STR,
+ AOP_CRY, AOP_ACC, AOP_DPTRn, AOP_DUMMY
+ };
-/* type asmop : a homogenised type for
+/* 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_DPTR2 - dptr2 contains address of operand (DS80C390 only).
- 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
+ {
-void gen390Code (iCode *);
+ 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_DPTR2 - dptr2 contains address of operand (DS80C390 only).
+ 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
+ AOP_DPTRn - is in dptr(n)
+ AOP_DUMMY - read as 0, discard writes
+ */
+ short coff; /* current offset */
+ short size; /* total size */
+ unsigned code:1; /* is in Code space */
+ unsigned paged:1; /* in paged memory */
+ unsigned short allocated; /* number of times allocated */
+ union
+ {
+ short dptr; /* if AOP_DPTRn */
+ 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[5]; /* just a string array containing the location */
+ }
+ aopu;
+ }
+asmop;
-extern unsigned fReturnSize_390;
+void gen390Code (iCode *);
+void ds390_emitDebuggerSymbol (char *);
#endif
projects / fw / sdcc / blobdiff