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| author | Richard Henderson <richard.henderson@linaro.org> | 2022-01-07 13:32:39 -0800 |
|---|---|---|
| committer | Laurent Vivier <laurent@vivier.eu> | 2022-01-11 18:40:44 +0100 |
| commit | 8521cc21addac658997170fc8670d44625e44b24 (patch) | |
| tree | 0dfa1f704e3891ea81add9d6e440efc9590891e0 /linux-user | |
| parent | d30e60e7b4c38c3688e5690bc28f582c64a3c971 (diff) | |
| download | qemu-8521cc21addac658997170fc8670d44625e44b24.zip qemu-8521cc21addac658997170fc8670d44625e44b24.tar.gz qemu-8521cc21addac658997170fc8670d44625e44b24.tar.bz2 | |
linux-user/riscv: Use force_sig_fault
Use the new function instead of setting up a target_siginfo_t
and calling queue_signal. Fix missing PC from EXCP_DEBUG by
merging the case with EXCP_BREAKPOINT.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20220107213243.212806-21-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'linux-user')
| -rw-r--r-- | linux-user/riscv/cpu_loop.c | 31 |
1 files changed, 5 insertions, 26 deletions
diff --git a/linux-user/riscv/cpu_loop.c b/linux-user/riscv/cpu_loop.c index 0cd8985..26d446f 100644 --- a/linux-user/riscv/cpu_loop.c +++ b/linux-user/riscv/cpu_loop.c @@ -30,8 +30,7 @@ void cpu_loop(CPURISCVState *env) { CPUState *cs = env_cpu(env); - int trapnr, signum, sigcode; - target_ulong sigaddr; + int trapnr; target_ulong ret; for (;;) { @@ -40,10 +39,6 @@ void cpu_loop(CPURISCVState *env) cpu_exec_end(cs); process_queued_cpu_work(cs); - signum = 0; - sigcode = 0; - sigaddr = 0; - switch (trapnr) { case EXCP_INTERRUPT: /* just indicate that signals should be handled asap */ @@ -79,39 +74,23 @@ void cpu_loop(CPURISCVState *env) } break; case RISCV_EXCP_ILLEGAL_INST: - signum = TARGET_SIGILL; - sigcode = TARGET_ILL_ILLOPC; + force_sig_fault(TARGET_SIGILL, TARGET_ILL_ILLOPC, env->pc); break; case RISCV_EXCP_BREAKPOINT: - signum = TARGET_SIGTRAP; - sigcode = TARGET_TRAP_BRKPT; - sigaddr = env->pc; + case EXCP_DEBUG: + gdbstep: + force_sig_fault(TARGET_SIGTRAP, TARGET_TRAP_BRKPT, env->pc); break; case RISCV_EXCP_SEMIHOST: env->gpr[xA0] = do_common_semihosting(cs); env->pc += 4; break; - case EXCP_DEBUG: - gdbstep: - signum = TARGET_SIGTRAP; - sigcode = TARGET_TRAP_BRKPT; - break; default: EXCP_DUMP(env, "\nqemu: unhandled CPU exception %#x - aborting\n", trapnr); exit(EXIT_FAILURE); } - if (signum) { - target_siginfo_t info = { - .si_signo = signum, - .si_errno = 0, - .si_code = sigcode, - ._sifields._sigfault._addr = sigaddr - }; - queue_signal(env, info.si_signo, QEMU_SI_FAULT, &info); - } - process_pending_signals(env); } } |