URL https://opencores.org/ocsvn/or1k/or1k/trunk

Subversion Repositories or1k

[/] [or1k/] [tags/] [MW_0_8_9PRE7/] [mw/] [src/] [drivers/] [asmmsc.h] - Blame information for rev 1765

Details | Compare with Previous | View Log


; 30 Aug 92
; Copyright (c) 1999 Greg Haerr <greg@censoft.com>
; msc.h - asm.h include for MSC Compiler
;
; 8/30/92 changed small model to use _TEXT only for fixup overflows
; 7/26/92 v6.3 .center/.cexit macros for TSC
; 11/17/90 original version
;
; .header - start an assembly file
.header macro
ifdef __SMALL__
_TEXT   SEGMENT  WORD PUBLIC 'CODE'
_TEXT   ENDS
else
ASM_TEXT        SEGMENT  WORD PUBLIC 'CODE'
ASM_TEXT        ENDS
endif
_DATA   SEGMENT  WORD PUBLIC 'DATA'
_DATA   ENDS
CONST   SEGMENT  WORD PUBLIC 'CONST'
CONST   ENDS
_BSS    SEGMENT  WORD PUBLIC 'BSS'
_BSS    ENDS
DGROUP  GROUP   CONST, _BSS, _DATA
ifdef __LARGE__
        ASSUME  CS: ASM_TEXT, DS: DGROUP, SS: DGROUP
endif
ifdef __MEDIUM__
        ASSUME  CS: ASM_TEXT, DS: DGROUP                ; small data
endif
ifdef __SMALL__
        ASSUME  CS: _TEXT, DS: DGROUP                   ; small data
endif
_BSS    SEGMENT
_BSS    ENDS
        endm
;
; .cseg - start a code segment
.cseg   macro
ifdef __SMALL__
_TEXT      SEGMENT
        ASSUME  CS: _TEXT
else
ASM_TEXT      SEGMENT
        ASSUME  CS: ASM_TEXT
endif
        endm
;
; .cend - end a code segment
.cend   macro
ifdef __SMALL__
_TEXT   ENDS
else
ASM_TEXT        ENDS
endif
        endm
;
; .dseg - start a data segment
.dseg   macro
_DATA   segment word public 'DATA'
        endm
;
; .dsym - define data
.dsym   macro   name,type
        public  _&name
_&name  label   type
        endm
;
; .dend - end a data segment
.dend   macro
_DATA   ends
        endm
;
; .cextp name - declare an external procedure, use current model for near/far
.cextp  macro   name
if      LPROG
        extrn _&name:far
else
        extrn _&name:near
endif
name&@  equ     _&name
        endm
;
; .cextrn name,type - declare external C variable and type
.cextrn macro   name,type
        extrn   _&name:type
name&@  equ     DGROUP:_&name
        endm
;
; .cproc name - used to start a C procedure
.cproc  macro   name
        public _&name
if      LPROG
        arg1    = 6
        _&name  proc    far
else
        arg1    = 4
        _&name  proc    near
endif
name&@  equ     _&name
        endm
;
; .cendp - end a C procedure
.cendp macro name
_&name  endp
        endm
;
; .center - enter C procedure
.center macro
        push    bp
        mov     bp,sp
        endm
;
; .cexit - exit C procedure
.cexit  macro
        pop     bp
        ret
        endm
 

Line No.	Rev	Author	Line
1	673	markom	`; 30 Aug 92`
2			`; Copyright (c) 1999 Greg Haerr <greg@censoft.com>`
3			`; msc.h - asm.h include for MSC Compiler`
4			`;`
5			`; 8/30/92 changed small model to use _TEXT only for fixup overflows`
6			`; 7/26/92 v6.3 .center/.cexit macros for TSC`
7			`; 11/17/90 original version`
8			`;`
9			`; .header - start an assembly file`
10			`.header macro`
11			`ifdef __SMALL__`
12			`_TEXT SEGMENT WORD PUBLIC 'CODE'`
13			`_TEXT ENDS`
14			`else`
15			`ASM_TEXT SEGMENT WORD PUBLIC 'CODE'`
16			`ASM_TEXT ENDS`
17			`endif`
18			`_DATA SEGMENT WORD PUBLIC 'DATA'`
19			`_DATA ENDS`
20			`CONST SEGMENT WORD PUBLIC 'CONST'`
21			`CONST ENDS`
22			`_BSS SEGMENT WORD PUBLIC 'BSS'`
23			`_BSS ENDS`
24			`DGROUP GROUP CONST, _BSS, _DATA`
25			`ifdef __LARGE__`
26			`ASSUME CS: ASM_TEXT, DS: DGROUP, SS: DGROUP`
27			`endif`
28			`ifdef __MEDIUM__`
29			`ASSUME CS: ASM_TEXT, DS: DGROUP ; small data`
30			`endif`
31			`ifdef __SMALL__`
32			`ASSUME CS: _TEXT, DS: DGROUP ; small data`
33			`endif`
34			`_BSS SEGMENT`
35			`_BSS ENDS`
36			`endm`
37			`;`
38			`; .cseg - start a code segment`
39			`.cseg macro`
40			`ifdef __SMALL__`
41			`_TEXT SEGMENT`
42			`ASSUME CS: _TEXT`
43			`else`
44			`ASM_TEXT SEGMENT`
45			`ASSUME CS: ASM_TEXT`
46			`endif`
47			`endm`
48			`;`
49			`; .cend - end a code segment`
50			`.cend macro`
51			`ifdef __SMALL__`
52			`_TEXT ENDS`
53			`else`
54			`ASM_TEXT ENDS`
55			`endif`
56			`endm`
57			`;`
58			`; .dseg - start a data segment`
59			`.dseg macro`
60			`_DATA segment word public 'DATA'`
61			`endm`
62			`;`
63			`; .dsym - define data`
64			`.dsym macro name,type`
65			`public _&name`
66			`_&name label type`
67			`endm`
68			`;`
69			`; .dend - end a data segment`
70			`.dend macro`
71			`_DATA ends`
72			`endm`
73			`;`
74			`; .cextp name - declare an external procedure, use current model for near/far`
75			`.cextp macro name`
76			`if LPROG`
77			`extrn _&name:far`
78			`else`
79			`extrn _&name:near`
80			`endif`
81			`name&@ equ _&name`
82			`endm`
83			`;`
84			`; .cextrn name,type - declare external C variable and type`
85			`.cextrn macro name,type`
86			`extrn _&name:type`
87			`name&@ equ DGROUP:_&name`
88			`endm`
89			`;`
90			`; .cproc name - used to start a C procedure`
91			`.cproc macro name`
92			`public _&name`
93			`if LPROG`
94			`arg1 = 6`
95			`_&name proc far`
96			`else`
97			`arg1 = 4`
98			`_&name proc near`
99			`endif`
100			`name&@ equ _&name`
101			`endm`
102			`;`
103			`; .cendp - end a C procedure`
104			`.cendp macro name`
105			`_&name endp`
106			`endm`
107			`;`
108			`; .center - enter C procedure`
109			`.center macro`
110			`push bp`
111			`mov bp,sp`
112			`endm`
113			`;`
114			`; .cexit - exit C procedure`
115			`.cexit macro`
116			`pop bp`
117			`ret`
118			`endm`
119

Browse

Tools

Subversion Repositories or1k

[/] [or1k/] [tags/] [MW_0_8_9PRE7/] [mw/] [src/] [drivers/] [asmmsc.h] - Blame information for rev 1765