tcg-target.h revision b9317727862dd690cc67bb51f71991c404f9e4f6 
1/*
2 * Tiny Code Generator for QEMU
3 *
4 * Copyright (c) 2008 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24#define TCG_TARGET_I386 1
25
26#define TCG_TARGET_REG_BITS 32
27//#define TCG_TARGET_WORDS_BIGENDIAN
28
29#define TCG_TARGET_NB_REGS 8
30
31enum {
32    TCG_REG_EAX = 0,
33    TCG_REG_ECX,
34    TCG_REG_EDX,
35    TCG_REG_EBX,
36    TCG_REG_ESP,
37    TCG_REG_EBP,
38    TCG_REG_ESI,
39    TCG_REG_EDI,
40};
41
42/* used for function call generation */
43#define TCG_REG_CALL_STACK TCG_REG_ESP
44#define TCG_TARGET_STACK_ALIGN 16
45#define TCG_TARGET_CALL_STACK_OFFSET 0
46
47/* optional instructions */
48#define TCG_TARGET_HAS_rot_i32
49#define TCG_TARGET_HAS_ext8s_i32
50#define TCG_TARGET_HAS_ext16s_i32
51#define TCG_TARGET_HAS_ext8u_i32
52#define TCG_TARGET_HAS_ext16u_i32
53#define TCG_TARGET_HAS_bswap16_i32
54#define TCG_TARGET_HAS_bswap32_i32
55#define TCG_TARGET_HAS_neg_i32
56#define TCG_TARGET_HAS_not_i32
57// #define TCG_TARGET_HAS_andc_i32
58// #define TCG_TARGET_HAS_orc_i32
59
60#define TCG_TARGET_HAS_GUEST_BASE
61
62/* Note: must be synced with dyngen-exec.h */
63#define TCG_AREG0 TCG_REG_EBP
64#define TCG_AREG1 TCG_REG_EBX
65#define TCG_AREG2 TCG_REG_ESI
66
67static inline void flush_icache_range(unsigned long start, unsigned long stop)
68{
69}
70