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linux-user: Introduce host_signal_mask

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Do not directly access the uc_sigmask member.
This is preparation for a sparc64 fix.

Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Richard Henderson 2022-02-08 09:30:42 +03:00
parent 620d0b49a4
commit c8c89a6a30
12 changed files with 63 additions and 10 deletions
Download patch file Download diff file Expand all files Collapse all files

5
linux-user/include/host/aarch64/host-signal.h
View file

@ -40,6 +40,11 @@ static inline void host_signal_set_pc(ucontext_t *uc, uintptr_t pc)
uc->uc_mcontext.pc = pc;
}
static inline void *host_signal_mask(ucontext_t *uc)
{
return &uc->uc_sigmask;
}
static inline bool host_signal_write(siginfo_t *info, ucontext_t *uc)
{
struct _aarch64_ctx *hdr;

5
linux-user/include/host/alpha/host-signal.h
View file

@ -21,6 +21,11 @@ static inline void host_signal_set_pc(ucontext_t *uc, uintptr_t pc)
uc->uc_mcontext.sc_pc = pc;
}
static inline void *host_signal_mask(ucontext_t *uc)
{
return &uc->uc_sigmask;
}
static inline bool host_signal_write(siginfo_t *info, ucontext_t *uc)
{
uint32_t *pc = (uint32_t *)host_signal_pc(uc);

5
linux-user/include/host/arm/host-signal.h
View file

@ -21,6 +21,11 @@ static inline void host_signal_set_pc(ucontext_t *uc, uintptr_t pc)
uc->uc_mcontext.arm_pc = pc;
}
static inline void *host_signal_mask(ucontext_t *uc)
{
return &uc->uc_sigmask;
}
static inline bool host_signal_write(siginfo_t *info, ucontext_t *uc)
{
/*

5
linux-user/include/host/i386/host-signal.h
View file

@ -21,6 +21,11 @@ static inline void host_signal_set_pc(ucontext_t *uc, uintptr_t pc)
uc->uc_mcontext.gregs[REG_EIP] = pc;
}
static inline void *host_signal_mask(ucontext_t *uc)
{
return &uc->uc_sigmask;
}
static inline bool host_signal_write(siginfo_t *info, ucontext_t *uc)
{
return uc->uc_mcontext.gregs[REG_TRAPNO] == 0xe

5
linux-user/include/host/loongarch64/host-signal.h
View file

@ -21,6 +21,11 @@ static inline void host_signal_set_pc(ucontext_t *uc, uintptr_t pc)
uc->uc_mcontext.__pc = pc;
}
static inline void *host_signal_mask(ucontext_t *uc)
{
return &uc->uc_sigmask;
}
static inline bool host_signal_write(siginfo_t *info, ucontext_t *uc)
{
const uint32_t *pinsn = (const uint32_t *)host_signal_pc(uc);

5
linux-user/include/host/mips/host-signal.h
View file

@ -21,6 +21,11 @@ static inline void host_signal_set_pc(ucontext_t *uc, uintptr_t pc)
uc->uc_mcontext.pc = pc;
}
static inline void *host_signal_mask(ucontext_t *uc)
{
return &uc->uc_sigmask;
}
#if defined(__misp16) || defined(__mips_micromips)
#error "Unsupported encoding"
#endif

5
linux-user/include/host/ppc/host-signal.h
View file

@ -21,6 +21,11 @@ static inline void host_signal_set_pc(ucontext_t *uc, uintptr_t pc)
uc->uc_mcontext.regs->nip = pc;
}
static inline void *host_signal_mask(ucontext_t *uc)
{
return &uc->uc_sigmask;
}
static inline bool host_signal_write(siginfo_t *info, ucontext_t *uc)
{
return uc->uc_mcontext.regs->trap != 0x400

5
linux-user/include/host/riscv/host-signal.h
View file

@ -21,6 +21,11 @@ static inline void host_signal_set_pc(ucontext_t *uc, uintptr_t pc)
uc->uc_mcontext.__gregs[REG_PC] = pc;
}
static inline void *host_signal_mask(ucontext_t *uc)
{
return &uc->uc_sigmask;
}
static inline bool host_signal_write(siginfo_t *info, ucontext_t *uc)
{
/*

5
linux-user/include/host/s390/host-signal.h
View file

@ -21,6 +21,11 @@ static inline void host_signal_set_pc(ucontext_t *uc, uintptr_t pc)
uc->uc_mcontext.psw.addr = pc;
}
static inline void *host_signal_mask(ucontext_t *uc)
{
return &uc->uc_sigmask;
}
static inline bool host_signal_write(siginfo_t *info, ucontext_t *uc)
{
uint16_t *pinsn = (uint16_t *)host_signal_pc(uc);

5
linux-user/include/host/sparc/host-signal.h
View file

@ -29,6 +29,11 @@ static inline void host_signal_set_pc(ucontext_t *uc, uintptr_t pc)
#endif
}
static inline void *host_signal_mask(ucontext_t *uc)
{
return &uc->uc_sigmask;
}
static inline bool host_signal_write(siginfo_t *info, ucontext_t *uc)
{
uint32_t insn = *(uint32_t *)host_signal_pc(uc);

5
linux-user/include/host/x86_64/host-signal.h
View file

@ -20,6 +20,11 @@ static inline void host_signal_set_pc(ucontext_t *uc, uintptr_t pc)
uc->uc_mcontext.gregs[REG_RIP] = pc;
}
static inline void *host_signal_mask(ucontext_t *uc)
{
return &uc->uc_sigmask;
}
static inline bool host_signal_write(siginfo_t *info, ucontext_t *uc)
{
return uc->uc_mcontext.gregs[REG_TRAPNO] == 0xe