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linux-user: define TARGET_ARCH_HAS_SETUP_FRAME
[qemu.git] / linux-user / sh4 / target_signal.h
1 #ifndef SH4_TARGET_SIGNAL_H
2 #define SH4_TARGET_SIGNAL_H
3
4 #include "cpu.h"
5
6 /* this struct defines a stack used during syscall handling */
7
8 typedef struct target_sigaltstack {
9         abi_ulong ss_sp;
10         abi_long ss_flags;
11         abi_ulong ss_size;
12 } target_stack_t;
13
14
15 /*
16  * sigaltstack controls
17  */
18 #define TARGET_SS_ONSTACK     1
19 #define TARGET_SS_DISABLE     2
20
21 #define TARGET_MINSIGSTKSZ    2048
22 #define TARGET_SIGSTKSZ       8192
23
24 static inline abi_ulong get_sp_from_cpustate(CPUSH4State *state)
25 {
26     return state->gregs[15];
27 }
28
29 #define TARGET_ARCH_HAS_SETUP_FRAME
30 #endif /* SH4_TARGET_SIGNAL_H */
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