| Submitter | Alex_Rozenman@mentor.com |
|---|---|
| Date | Dec. 26, 2012, 7:24 a.m. |
| Message ID | <1356506686-31056-1-git-send-email-Alex_Rozenman@mentor.com> |
| Download | mbox | patch |
| Permalink | /patch/208147/ |
| State | New |
| Headers | show |
Comments
On 26 December 2012 07:24, Alex Rozenman <Alex_Rozenman@mentor.com> wrote: > When do_interrupt_v7m is called with EXCP_SWI, the PC already > points to the next instruction. Don't modify it here. > > Signed-off-by: Alex Rozenman <Alex_Rozenman@mentor.com> Thanks, applied to target-arm.next. -- PMM
Patch
diff --git a/target-arm/helper.c b/target-arm/helper.c index e343fac..39195b2 100644 --- a/target-arm/helper.c +++ b/target-arm/helper.c @@ -1741,7 +1741,7 @@ static void do_interrupt_v7m(CPUARMState *env) armv7m_nvic_set_pending(env->nvic, ARMV7M_EXCP_USAGE); return; case EXCP_SWI: - env->regs[15] += 2; + /* The PC already points to the next instruction. */ armv7m_nvic_set_pending(env->nvic, ARMV7M_EXCP_SVC); return; case EXCP_PREFETCH_ABORT:
When do_interrupt_v7m is called with EXCP_SWI, the PC already points to the next instruction. Don't modify it here. Signed-off-by: Alex Rozenman <Alex_Rozenman@mentor.com> --- target-arm/helper.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)