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[PATCH 09/14] linux-user/sparc: Handle priviledged opcode trap
From: |
Richard Henderson |
Subject: |
[PATCH 09/14] linux-user/sparc: Handle priviledged opcode trap |
Date: |
Wed, 1 Feb 2023 14:51:59 -1000 |
For the most part priviledged opcodes are ifdefed out of the
user-only sparc translator, which will then incorrectly produce
illegal opcode traps. But there are some code paths that
properly raise TT_PRIV_INSN, so we must handle it.
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
---
linux-user/sparc/cpu_loop.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/linux-user/sparc/cpu_loop.c b/linux-user/sparc/cpu_loop.c
index 370eb4e1a1..3af791455f 100644
--- a/linux-user/sparc/cpu_loop.c
+++ b/linux-user/sparc/cpu_loop.c
@@ -307,6 +307,9 @@ void cpu_loop (CPUSPARCState *env)
case TT_ILL_INSN:
force_sig_fault(TARGET_SIGILL, TARGET_ILL_ILLOPC, env->pc);
break;
+ case TT_PRIV_INSN:
+ force_sig_fault(TARGET_SIGILL, TARGET_ILL_PRVOPC, env->pc);
+ break;
case EXCP_ATOMIC:
cpu_exec_step_atomic(cs);
break;
--
2.34.1
- [PATCH 01/14] linux-user/sparc: Raise SIGILL for all unhandled software traps, (continued)
- [PATCH 01/14] linux-user/sparc: Raise SIGILL for all unhandled software traps, Richard Henderson, 2023/02/01
- [PATCH 02/14] linux-user/sparc: Tidy syscall trap, Richard Henderson, 2023/02/01
- [PATCH 03/14] linux-user/sparc: Use TT_TRAP for flush windows, Richard Henderson, 2023/02/01
- [PATCH 04/14] linux-user/sparc: Tidy window spill/fill traps, Richard Henderson, 2023/02/01
- [PATCH 05/14] linux-user/sparc: Fix sparc64_{get,set}_context traps, Richard Henderson, 2023/02/01
- [PATCH 06/14] linux-user/sparc: Handle software breakpoint trap, Richard Henderson, 2023/02/01
- [PATCH 07/14] linux-user/sparc: Handle division by zero traps, Richard Henderson, 2023/02/01
- [PATCH 08/14] linux-user/sparc: Handle getcc, setcc, getpsr traps, Richard Henderson, 2023/02/01
- [PATCH 09/14] linux-user/sparc: Handle priviledged opcode trap,
Richard Henderson <=
- [PATCH 10/14] linux-user/sparc: Handle privilidged action trap, Richard Henderson, 2023/02/01
- [PATCH 11/14] linux-user/sparc: Handle coprocessor disabled trap, Richard Henderson, 2023/02/01
- [PATCH 13/14] linux-user/sparc: Handle floating-point exceptions, Richard Henderson, 2023/02/01
- [PATCH 14/14] linux-user/sparc: Handle tag overflow traps, Richard Henderson, 2023/02/01
- [PATCH 12/14] linux-user/sparc: Handle unimplemented flush trap, Richard Henderson, 2023/02/01
- Re: [PATCH 00/14] linux-user/sparc: Handle missing traps, Mark Cave-Ayland, 2023/02/05