xref: /qemu/target/i386/emulate/x86_flags.h (revision 5b80dcf95b9a196c15c12b0226f93732c1b1a843)
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 2.1 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 
24 #ifndef X86_EMU_FLAGS_H
25 #define X86_EMU_FLAGS_H
26 
27 #include "cpu.h"
28 void lflags_to_rflags(CPUX86State *env);
29 void rflags_to_lflags(CPUX86State *env);
30 
31 bool get_CF(CPUX86State *env);
32 void set_CF(CPUX86State *env, bool val);
33 
34 void SET_FLAGS_OxxxxC(CPUX86State *env, bool new_of, bool new_cf);
35 
36 void SET_FLAGS_OSZAPC_SUB32(CPUX86State *env, uint32_t v1, uint32_t v2,
37                             uint32_t diff);
38 void SET_FLAGS_OSZAPC_SUB16(CPUX86State *env, uint16_t v1, uint16_t v2,
39                             uint16_t diff);
40 void SET_FLAGS_OSZAPC_SUB8(CPUX86State *env, uint8_t v1, uint8_t v2,
41                            uint8_t diff);
42 
43 void SET_FLAGS_OSZAPC_ADD32(CPUX86State *env, uint32_t v1, uint32_t v2,
44                             uint32_t diff);
45 void SET_FLAGS_OSZAPC_ADD16(CPUX86State *env, uint16_t v1, uint16_t v2,
46                             uint16_t diff);
47 void SET_FLAGS_OSZAPC_ADD8(CPUX86State *env, uint8_t v1, uint8_t v2,
48                            uint8_t diff);
49 
50 void SET_FLAGS_OSZAP_SUB32(CPUX86State *env, uint32_t v1, uint32_t v2,
51                            uint32_t diff);
52 void SET_FLAGS_OSZAP_SUB16(CPUX86State *env, uint16_t v1, uint16_t v2,
53                            uint16_t diff);
54 void SET_FLAGS_OSZAP_SUB8(CPUX86State *env, uint8_t v1, uint8_t v2,
55                           uint8_t diff);
56 
57 void SET_FLAGS_OSZAP_ADD32(CPUX86State *env, uint32_t v1, uint32_t v2,
58                            uint32_t diff);
59 void SET_FLAGS_OSZAP_ADD16(CPUX86State *env, uint16_t v1, uint16_t v2,
60                            uint16_t diff);
61 void SET_FLAGS_OSZAP_ADD8(CPUX86State *env, uint8_t v1, uint8_t v2,
62                           uint8_t diff);
63 
64 void SET_FLAGS_OSZAPC_LOGIC32(CPUX86State *env, uint32_t v1, uint32_t v2,
65                               uint32_t diff);
66 void SET_FLAGS_OSZAPC_LOGIC16(CPUX86State *env, uint16_t v1, uint16_t v2,
67                               uint16_t diff);
68 void SET_FLAGS_OSZAPC_LOGIC8(CPUX86State *env, uint8_t v1, uint8_t v2,
69                              uint8_t diff);
70 
71 #endif /* X86_EMU_FLAGS_H */
72