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authorMax Filippov <jcmvbkbc@gmail.com>2011-09-06 03:55:41 +0400
committerBlue Swirl <blauwirbel@gmail.com>2011-09-10 16:57:38 +0000
commit40643d7c0fe4dc967ebc2f75e6758a4649776949 (patch)
tree6fae13c6f2190389f1c0c78288f3037dc0d65d26 /cpu-exec.c
parentf0a548b93da07b6546e4f8178a93c47284a27d05 (diff)
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target-xtensa: implement exceptions
- mark privileged opcodes with ring check; - make debug exception on exception handler entry. Signed-off-by: Max Filippov <jcmvbkbc@gmail.com> Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'cpu-exec.c')
-rw-r--r--cpu-exec.c6
1 files changed, 6 insertions, 0 deletions
diff --git a/cpu-exec.c b/cpu-exec.c
index d9278f3..aef66f2 100644
--- a/cpu-exec.c
+++ b/cpu-exec.c
@@ -489,6 +489,12 @@ int cpu_exec(CPUState *env)
do_interrupt(env);
next_tb = 0;
}
+#elif defined(TARGET_XTENSA)
+ if (interrupt_request & CPU_INTERRUPT_HARD) {
+ env->exception_index = EXC_IRQ;
+ do_interrupt(env);
+ next_tb = 0;
+ }
#endif
/* Don't use the cached interrupt_request value,
do_interrupt may have updated the EXITTB flag. */