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authorRichard Henderson <richard.henderson@linaro.org>2023-02-15 19:45:13 -1000
committerLaurent Vivier <laurent@vivier.eu>2023-03-10 20:45:47 +0100
commitc47d7c87bf1cc164306a6bf51d550e5f10bcca02 (patch)
tree21f27fca291edc4703533b91d5b21e9695c71b43 /linux-user/sparc/cpu_loop.c
parent235f33b81834c5e60a53de47e4907da888448be7 (diff)
downloadfocaccia-qemu-c47d7c87bf1cc164306a6bf51d550e5f10bcca02.tar.gz
focaccia-qemu-c47d7c87bf1cc164306a6bf51d550e5f10bcca02.zip
linux-user/sparc: Handle coprocessor disabled trap
Since qemu does not implement a sparc coprocessor, all such
instructions raise this trap.  Because of that, we never raise
the coprocessor exception trap, which would be vector 0x28.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20230216054516.1267305-13-richard.henderson@linaro.org>
Signed-off-by: Laurent Vivier <laurent@vivier.eu>
Diffstat (limited to 'linux-user/sparc/cpu_loop.c')
-rw-r--r--linux-user/sparc/cpu_loop.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/linux-user/sparc/cpu_loop.c b/linux-user/sparc/cpu_loop.c
index 43f19fbd91..bf7e10216f 100644
--- a/linux-user/sparc/cpu_loop.c
+++ b/linux-user/sparc/cpu_loop.c
@@ -311,6 +311,10 @@ void cpu_loop (CPUSPARCState *env)
             /* Note do_privact defers to do_privop. */
             force_sig_fault(TARGET_SIGILL, TARGET_ILL_PRVOPC, env->pc);
             break;
+#else
+        case TT_NCP_INSN:
+            force_sig_fault(TARGET_SIGILL, TARGET_ILL_COPROC, env->pc);
+            break;
 #endif
         case EXCP_ATOMIC:
             cpu_exec_step_atomic(cs);