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cris: Abort when a v10 takes interrupts while in a delayslot

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This is an internal error as the CRISv10 should mask interrupts
while executing delay slots. Bail out sooner rather than later.

Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
This commit is contained in:
Edgar E. Iglesias 2014-01-18 04:07:48 +00:00
parent fd5d5afad8
commit d66433ffdc
1 changed files with 5 additions and 0 deletions
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5
target-cris/helper.c
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@ -126,6 +126,11 @@ void crisv10_cpu_do_interrupt(CPUState *cs)
env->exception_index, env->exception_index,
cs->interrupt_request); cs->interrupt_request);
if (env->dslot) {
/* CRISv10 never takes interrupts while in a delay-slot. */
cpu_abort(env, "CRIS: Interrupt on delay-slot\n");
}
assert(!(env->pregs[PR_CCS] & PFIX_FLAG)); assert(!(env->pregs[PR_CCS] & PFIX_FLAG));
switch (env->exception_index) { switch (env->exception_index) {
case EXCP_BREAK: case EXCP_BREAK: