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

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [config/] [arm/] [bpabi.S] - Blame information for rev 827

Go to most recent revision | Details | Compare with Previous | View Log


/* Miscellaneous BPABI functions.
 
   Copyright (C) 2003, 2004  Free Software Foundation, Inc.
   Contributed by CodeSourcery, LLC.
 
   This file is free software; you can redistribute it and/or modify it
   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.
 
   In addition to the permissions in the GNU General Public License, the
   Free Software Foundation gives you unlimited permission to link the
   compiled version of this file into combinations with other programs,
   and to distribute those combinations without any restriction coming
   from the use of this file.  (The General Public License restrictions
   do apply in other respects; for example, they cover modification of
   the file, and distribution when not linked into a combine
   executable.)
 
   This file 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; see the file COPYING.  If not, write to
   the Free Software Foundation, 51 Franklin Street, Fifth Floor,
   Boston, MA 02110-1301, USA.  */
 
#ifdef __ARMEB__
#define xxh r0
#define xxl r1
#define yyh r2
#define yyl r3
#else
#define xxh r1
#define xxl r0
#define yyh r3
#define yyl r2
#endif
 
#ifdef L_aeabi_lcmp
 
ARM_FUNC_START aeabi_lcmp
        subs    ip, xxl, yyl
        sbcs    ip, xxh, yyh
        subeqs  ip, xxl, yyl
        mov     r0, ip
        RET
        FUNC_END aeabi_lcmp
 
#endif /* L_aeabi_lcmp */
 
#ifdef L_aeabi_ulcmp
 
ARM_FUNC_START aeabi_ulcmp
        cmp     xxh, yyh
        movlo   r0, #-1
        movhi   r0, #1
        RETc(ne)
        cmp     xxl, yyl
        movlo   r0, #-1
        movhi   r0, #1
        moveq   r0, #0
        RET
        FUNC_END aeabi_ulcmp
 
#endif /* L_aeabi_ulcmp */
 
#ifdef L_aeabi_ldivmod
 
ARM_FUNC_START aeabi_ldivmod
        sub sp, sp, #8
        stmfd sp!, {sp, lr}
        bl SYM(__gnu_ldivmod_helper) __PLT__
        ldr lr, [sp, #4]
        add sp, sp, #8
        ldmfd sp!, {r2, r3}
        RET
 
#endif /* L_aeabi_ldivmod */
 
#ifdef L_aeabi_uldivmod
 
ARM_FUNC_START aeabi_uldivmod
        sub sp, sp, #8
        stmfd sp!, {sp, lr}
        bl SYM(__gnu_uldivmod_helper) __PLT__
        ldr lr, [sp, #4]
        add sp, sp, #8
        ldmfd sp!, {r2, r3}
        RET
 
#endif /* L_aeabi_divmod */
 

Line No.	Rev	Author	Line
1	38	julius	`/* Miscellaneous BPABI functions.`
2
3			`Copyright (C) 2003, 2004 Free Software Foundation, Inc.`
4			`Contributed by CodeSourcery, LLC.`
5
6			`This file 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`
9			`later version.`
10
11			`In addition to the permissions in the GNU General Public License, the`
12			`Free Software Foundation gives you unlimited permission to link the`
13			`compiled version of this file into combinations with other programs,`
14			`and to distribute those combinations without any restriction coming`
15			`from the use of this file. (The General Public License restrictions`
16			`do apply in other respects; for example, they cover modification of`
17			`the file, and distribution when not linked into a combine`
18			`executable.)`
19
20			`This file is distributed in the hope that it will be useful, but`
21			`WITHOUT ANY WARRANTY; without even the implied warranty of`
22			`MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU`
23			`General Public License for more details.`
24
25			`You should have received a copy of the GNU General Public License`
26			`along with this program; see the file COPYING. If not, write to`
27			`the Free Software Foundation, 51 Franklin Street, Fifth Floor,`
28			`Boston, MA 02110-1301, USA. */`
29
30			`#ifdef __ARMEB__`
31			`#define xxh r0`
32			`#define xxl r1`
33			`#define yyh r2`
34			`#define yyl r3`
35			`#else`
36			`#define xxh r1`
37			`#define xxl r0`
38			`#define yyh r3`
39			`#define yyl r2`
40			`#endif`
41
42			`#ifdef L_aeabi_lcmp`
43
44			`ARM_FUNC_START aeabi_lcmp`
45			`subs ip, xxl, yyl`
46			`sbcs ip, xxh, yyh`
47			`subeqs ip, xxl, yyl`
48			`mov r0, ip`
49			`RET`
50			`FUNC_END aeabi_lcmp`
51
52			`#endif /* L_aeabi_lcmp */`
53
54			`#ifdef L_aeabi_ulcmp`
55
56			`ARM_FUNC_START aeabi_ulcmp`
57			`cmp xxh, yyh`
58			`movlo r0, #-1`
59			`movhi r0, #1`
60			`RETc(ne)`
61			`cmp xxl, yyl`
62			`movlo r0, #-1`
63			`movhi r0, #1`
64			`moveq r0, #0`
65			`RET`
66			`FUNC_END aeabi_ulcmp`
67
68			`#endif /* L_aeabi_ulcmp */`
69
70			`#ifdef L_aeabi_ldivmod`
71
72			`ARM_FUNC_START aeabi_ldivmod`
73			`sub sp, sp, #8`
74			`stmfd sp!, {sp, lr}`
75			`bl SYM(__gnu_ldivmod_helper) __PLT__`
76			`ldr lr, [sp, #4]`
77			`add sp, sp, #8`
78			`ldmfd sp!, {r2, r3}`
79			`RET`
80
81			`#endif /* L_aeabi_ldivmod */`
82
83			`#ifdef L_aeabi_uldivmod`
84
85			`ARM_FUNC_START aeabi_uldivmod`
86			`sub sp, sp, #8`
87			`stmfd sp!, {sp, lr}`
88			`bl SYM(__gnu_uldivmod_helper) __PLT__`
89			`ldr lr, [sp, #4]`
90			`add sp, sp, #8`
91			`ldmfd sp!, {r2, r3}`
92			`RET`
93
94			`#endif /* L_aeabi_divmod */`
95

Browse

Tools

Subversion Repositories openrisc

[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [config/] [arm/] [bpabi.S] - Blame information for rev 827