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_PPC 1
25
26#define TCG_TARGET_REG_BITS 32
27#define TCG_TARGET_WORDS_BIGENDIAN
28#define TCG_TARGET_NB_REGS 32
29
30enum {
31    TCG_REG_R0 = 0,
32    TCG_REG_R1,
33    TCG_REG_R2,
34    TCG_REG_R3,
35    TCG_REG_R4,
36    TCG_REG_R5,
37    TCG_REG_R6,
38    TCG_REG_R7,
39    TCG_REG_R8,
40    TCG_REG_R9,
41    TCG_REG_R10,
42    TCG_REG_R11,
43    TCG_REG_R12,
44    TCG_REG_R13,
45    TCG_REG_R14,
46    TCG_REG_R15,
47    TCG_REG_R16,
48    TCG_REG_R17,
49    TCG_REG_R18,
50    TCG_REG_R19,
51    TCG_REG_R20,
52    TCG_REG_R21,
53    TCG_REG_R22,
54    TCG_REG_R23,
55    TCG_REG_R24,
56    TCG_REG_R25,
57    TCG_REG_R26,
58    TCG_REG_R27,
59    TCG_REG_R28,
60    TCG_REG_R29,
61    TCG_REG_R30,
62    TCG_REG_R31
63};
64
65/* used for function call generation */
66#define TCG_REG_CALL_STACK TCG_REG_R1
67#define TCG_TARGET_STACK_ALIGN 16
68#if defined __APPLE__
69#define TCG_TARGET_CALL_STACK_OFFSET 24
70#elif defined _AIX
71#define TCG_TARGET_CALL_STACK_OFFSET 52
72#elif defined __linux__
73#define TCG_TARGET_CALL_ALIGN_ARGS 1
74#define TCG_TARGET_CALL_STACK_OFFSET 8
75#else
76#error Unsupported system
77#endif
78
79/* optional instructions */
80#define TCG_TARGET_HAS_neg_i32
81#define TCG_TARGET_HAS_div_i32
82#define TCG_TARGET_HAS_ext8s_i32
83#define TCG_TARGET_HAS_ext16s_i32
84
85#define TCG_AREG0 TCG_REG_R27
86#define TCG_AREG1 TCG_REG_R24
87#define TCG_AREG2 TCG_REG_R25
88