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linux-user/arm: Set siginfo_t addr field for SIGTRAP signals 

When generating a TRAP_BRKPT SIGTRAP, set the siginfo_t addr field
to the PC where the breakpoint/singlestep trap occurred; this is
what the kernel does for this signal for this architecture.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20210813131809.28655-3-peter.maydell@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
This commit is contained in:
Peter Maydell 2021-08-13 14:18:04 +01:00 committed by Laurent Vivier
parent 1fb6a87d0b
commit 1af354120d
1 changed files with 1 additions and 0 deletions
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1
linux-user/arm/cpu_loop.c
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@ -455,6 +455,7 @@ void cpu_loop(CPUARMState *env)
info.si_signo = TARGET_SIGTRAP;
info.si_errno = 0;
info.si_code = TARGET_TRAP_BRKPT;
info._sifields._sigfault._addr = env->regs[15];
queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info);
break;
case EXCP_KERNEL_TRAP: