1 /*-------------------------------------------------------------------------
2 SDCCgen51.h - header file for code generation for 8051
4 Written By - Sandeep Dutta . sandeep.dutta@usa.net (1998)
6 This program is free software; you can redistribute it and/or modify it
7 under the terms of the GNU General Public License as published by the
8 Free Software Foundation; either version 2, or (at your option) any
11 This program is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program; if not, write to the Free Software
18 Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
20 In other words, you are welcome to use, share and improve this program.
21 You are forbidden to forbid anyone else to use, share and improve
22 what you give them. Help stamp out software-hoarding!
23 -------------------------------------------------------------------------*/
32 AOP_STK, AOP_IMMD, AOP_STR,
34 AOP_EXT, AOP_SOF, AOP_DUMMY
43 /* type asmop : a homogenised type for
44 all the different spaces an operand can be
51 AOP_LIT - operand is a literal value
52 AOP_REG - is in registers
53 AOP_DIR - operand using direct addressing mode
54 AOP_STK - should be pushed on stack this
55 can happen only for the result
56 AOP_IMMD - immediate value for eg. remateriazable
57 AOP_CRY - carry contains the value of this
58 AOP_STR - array of strings
59 AOP_SOF - operand at an offset on the stack
60 AOP_EXT - operand using extended addressing mode
62 short coff; /* current offset */
63 short size; /* total size */
64 short psize; /* pointer size */
65 operand *op; /* originating operand */
66 unsigned code:1; /* is in Code space */
67 unsigned paged:1; /* in paged memory */
68 unsigned freed:1; /* already freed */
69 unsigned isaddr:1; /* is an address to actual operand */
70 unsigned stacked:1; /* partial results stored on stack */
71 struct asmop *stk_aop[4]; /* asmops for the results on the stack */
74 value *aop_lit; /* if literal */
75 regs *aop_reg[4]; /* array of registers */
76 char *aop_dir; /* if direct */
77 regs *aop_ptr; /* either -> to r0 or r1 */
79 int from_cast_remat; /* cast remat created this : immd2 field used for highest order*/
80 char *aop_immd1; /* if immediate others are implied */
81 char *aop_immd2; /* cast remat will generate this */
83 int aop_stk; /* stack offset when AOP_STK */
84 char *aop_str[4]; /* just a string array containing the location */
90 void genhc08Code (iCode *);
91 void hc08_emitDebuggerSymbol (char *);
93 //extern char *fReturn8051[];
94 extern unsigned fReturnSizeHC08;
95 //extern char **fReturn;