xref: /openbmc/qemu/target/i386/hvf/x86_flags.h (revision 09a274d8)
1 /////////////////////////////////////////////////////////////////////////
2 //
3 //  Copyright (C) 2001-2012  The Bochs Project
4 //  Copyright (C) 2017 Google Inc.
5 //
6 //  This library is free software; you can redistribute it and/or
7 //  modify it under the terms of the GNU Lesser General Public
8 //  License as published by the Free Software Foundation; either
9 //  version 2 of the License, or (at your option) any later version.
10 //
11 //  This library 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 GNU
14 //  Lesser General Public License for more details.
15 //
16 //  You should have received a copy of the GNU Lesser General Public
17 //  License along with this library; if not, write to the Free Software
18 //  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA B 02110-1301 USA
19 /////////////////////////////////////////////////////////////////////////
20 /*
21  * x86 eflags functions
22  */
23 #ifndef __X86_FLAGS_H__
24 #define __X86_FLAGS_H__
25 
26 #include "cpu.h"
27 void lflags_to_rflags(CPUX86State *env);
28 void rflags_to_lflags(CPUX86State *env);
29 
30 bool get_PF(CPUX86State *env);
31 void set_PF(CPUX86State *env, bool val);
32 bool get_CF(CPUX86State *env);
33 void set_CF(CPUX86State *env, bool val);
34 bool get_AF(CPUX86State *env);
35 void set_AF(CPUX86State *env, bool val);
36 bool get_ZF(CPUX86State *env);
37 void set_ZF(CPUX86State *env, bool val);
38 bool get_SF(CPUX86State *env);
39 void set_SF(CPUX86State *env, bool val);
40 bool get_OF(CPUX86State *env);
41 void set_OF(CPUX86State *env, bool val);
42 
43 void SET_FLAGS_OxxxxC(CPUX86State *env, uint32_t new_of, uint32_t new_cf);
44 
45 void SET_FLAGS_OSZAPC_SUB32(CPUX86State *env, uint32_t v1, uint32_t v2,
46                             uint32_t diff);
47 void SET_FLAGS_OSZAPC_SUB16(CPUX86State *env, uint16_t v1, uint16_t v2,
48                             uint16_t diff);
49 void SET_FLAGS_OSZAPC_SUB8(CPUX86State *env, uint8_t v1, uint8_t v2,
50                            uint8_t diff);
51 
52 void SET_FLAGS_OSZAPC_ADD32(CPUX86State *env, uint32_t v1, uint32_t v2,
53                             uint32_t diff);
54 void SET_FLAGS_OSZAPC_ADD16(CPUX86State *env, uint16_t v1, uint16_t v2,
55                             uint16_t diff);
56 void SET_FLAGS_OSZAPC_ADD8(CPUX86State *env, uint8_t v1, uint8_t v2,
57                            uint8_t diff);
58 
59 void SET_FLAGS_OSZAP_SUB32(CPUX86State *env, uint32_t v1, uint32_t v2,
60                            uint32_t diff);
61 void SET_FLAGS_OSZAP_SUB16(CPUX86State *env, uint16_t v1, uint16_t v2,
62                            uint16_t diff);
63 void SET_FLAGS_OSZAP_SUB8(CPUX86State *env, uint8_t v1, uint8_t v2,
64                           uint8_t diff);
65 
66 void SET_FLAGS_OSZAP_ADD32(CPUX86State *env, uint32_t v1, uint32_t v2,
67                            uint32_t diff);
68 void SET_FLAGS_OSZAP_ADD16(CPUX86State *env, uint16_t v1, uint16_t v2,
69                            uint16_t diff);
70 void SET_FLAGS_OSZAP_ADD8(CPUX86State *env, uint8_t v1, uint8_t v2,
71                           uint8_t diff);
72 
73 void SET_FLAGS_OSZAPC_LOGIC32(CPUX86State *env, uint32_t v1, uint32_t v2,
74                               uint32_t diff);
75 void SET_FLAGS_OSZAPC_LOGIC16(CPUX86State *env, uint16_t v1, uint16_t v2,
76                               uint16_t diff);
77 void SET_FLAGS_OSZAPC_LOGIC8(CPUX86State *env, uint8_t v1, uint8_t v2,
78                              uint8_t diff);
79 
80 #endif /* __X86_FLAGS_H__ */
81