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 -------------------------------------------------------------------------*/
40 /* type asmop : a homogenised type for
41 all the different spaces an operand can be
43 typedef struct asmop {
47 AOP_LIT - operand is a literal value
48 AOP_REG - is in registers
49 AOP_DIR - direct, just a name
52 AOP_STK - on stack (with offset)
53 AOP_IMMD - immediate value for eg. remateriazable
54 AOP_CRY - carry contains the value of this
56 short size; /* size of this aop */
57 char name[2][64]; /* can be "r0" "r6h" [rxbw+y] "#..." */
61 #define AOP_TYPE(x) x->aop->type
62 #define AOP_SIZE(x) x->aop->size
63 #define AOP_NAME(x) x->aop->name