From: Richard Henderson <richard.hender...@linaro.org>
This trap is raised by taddcctv and tsubcctv insns.
Signed-off-by: Richard Henderson <richard.hender...@linaro.org>
Message-Id: <20230216054516.1267305-16-richard.hender...@linaro.org>
Signed-off-by: Laurent Vivier <laur...@vivier.eu>
---
linux-user/sparc/cpu_loop.c | 3 +++
linux-user/sparc/target_signal.h | 2 +-
linux-user/syscall_defs.h | 5 +++++
3 files changed, 9 insertions(+), 1 deletion(-)
diff --git a/linux-user/sparc/cpu_loop.c b/linux-user/sparc/cpu_loop.c
index 5a8a71e976bc..b36bb2574b94 100644
--- a/linux-user/sparc/cpu_loop.c
+++ b/linux-user/sparc/cpu_loop.c
@@ -328,6 +328,9 @@ void cpu_loop (CPUSPARCState *env)
case TT_PRIV_INSN:
force_sig_fault(TARGET_SIGILL, TARGET_ILL_PRVOPC, env->pc);
break;
+ case TT_TOVF:
+ force_sig_fault(TARGET_SIGEMT, TARGET_EMT_TAGOVF, env->pc);
+ break;
#ifdef TARGET_SPARC64
case TT_PRIV_ACT:
/* Note do_privact defers to do_privop. */
diff --git a/linux-user/sparc/target_signal.h b/linux-user/sparc/target_signal.h
index 87757f0c4e76..f223eb4af6a5 100644
--- a/linux-user/sparc/target_signal.h
+++ b/linux-user/sparc/target_signal.h
@@ -8,7 +8,7 @@
#define TARGET_SIGTRAP 5
#define TARGET_SIGABRT 6
#define TARGET_SIGIOT 6
-#define TARGET_SIGSTKFLT 7 /* actually EMT */
+#define TARGET_SIGEMT 7
#define TARGET_SIGFPE 8
#define TARGET_SIGKILL 9
#define TARGET_SIGBUS 10
diff --git a/linux-user/syscall_defs.h b/linux-user/syscall_defs.h
index 77864de57fb6..614a1cbc8e3a 100644
--- a/linux-user/syscall_defs.h
+++ b/linux-user/syscall_defs.h
@@ -717,6 +717,11 @@ typedef struct target_siginfo {
#define TARGET_TRAP_HWBKPT (4) /* hardware breakpoint/watchpoint */
#define TARGET_TRAP_UNK (5) /* undiagnosed trap */
+/*
+ * SIGEMT si_codes
+ */
+#define TARGET_EMT_TAGOVF 1 /* tag overflow */
+
#include "target_resource.h"
struct target_pollfd {
--
2.39.2
