2 * Tiny Code Generator for QEMU
4 * Copyright (c) 2008 Fabrice Bellard
5 * Copyright (c) 2008 Andrzej Zaborowski
7 * Permission is hereby granted, free of charge, to any person obtaining a copy
8 * of this software and associated documentation files (the "Software"), to deal
9 * in the Software without restriction, including without limitation the rights
10 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
11 * copies of the Software, and to permit persons to whom the Software is
12 * furnished to do so, subject to the following conditions:
14 * The above copyright notice and this permission notice shall be included in
15 * all copies or substantial portions of the Software.
17 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
18 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
19 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
20 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
21 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
22 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
25 #define TCG_TARGET_ARM 1
27 #define TCG_TARGET_REG_BITS 32
28 #undef TCG_TARGET_WORDS_BIGENDIAN
29 #undef TCG_TARGET_HAS_div_i32
30 #undef TCG_TARGET_HAS_div_i64
31 #undef TCG_TARGET_HAS_bswap32_i32
32 #define TCG_TARGET_HAS_ext8s_i32
33 #define TCG_TARGET_HAS_ext16s_i32
34 #define TCG_TARGET_HAS_neg_i32
35 #undef TCG_TARGET_HAS_neg_i64
36 #undef TCG_TARGET_STACK_GROWSUP
57 /* used for function call generation */
58 #define TCG_REG_CALL_STACK TCG_REG_R13
59 #define TCG_TARGET_STACK_ALIGN 8
60 #define TCG_TARGET_CALL_STACK_OFFSET 0
63 /* Note: must be synced with dyngen-exec.h */
64 TCG_AREG0
= TCG_REG_R7
,
65 TCG_AREG1
= TCG_REG_R4
,
66 TCG_AREG2
= TCG_REG_R5
,
69 static inline void flush_icache_range(unsigned long start
, unsigned long stop
)
71 #if QEMU_GNUC_PREREQ(4, 1)
72 void __clear_cache(char *beg
, char *end
);
73 __clear_cache((char *) start
, (char *) stop
);
75 register unsigned long _beg
__asm ("a1") = start
;
76 register unsigned long _end
__asm ("a2") = stop
;
77 register unsigned long _flg
__asm ("a3") = 0;
78 __asm
__volatile__ ("swi 0x9f0002" : : "r" (_beg
), "r" (_end
), "r" (_flg
));