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target-arm: Update PC before calling gen_helper_check_breakpoints() 

PC should be updated in the CPU state before calling check_breakpoints()
helper. Otherwise, the helper would not see the correct PC in the CPU
state if it is not at the start of a TB.

Signed-off-by: Sergey Fedorov <serge.fdrv@gmail.com>
Message-id: 1447176222-16401-1-git-send-email-serge.fdrv@gmail.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Sergey Fedorov 2015-11-12 15:10:43 +00:00 committed by Peter Maydell
parent 8f0da01d18
commit ed6c64489e
2 changed files with 2 additions and 0 deletions
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1
target-arm/translate-a64.c
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@ -11102,6 +11102,7 @@ void gen_intermediate_code_a64(ARMCPU *cpu, TranslationBlock *tb)
QTAILQ_FOREACH(bp, &cs->breakpoints, entry) {
if (bp->pc == dc->pc) {
if (bp->flags & BP_CPU) {
gen_a64_set_pc_im(dc->pc);
gen_helper_check_breakpoints(cpu_env);
/* End the TB early; it likely won't be executed */
dc->is_jmp = DISAS_UPDATE;

1
target-arm/translate.c
View File

@ -11373,6 +11373,7 @@ void gen_intermediate_code(CPUARMState *env, TranslationBlock *tb)
QTAILQ_FOREACH(bp, &cs->breakpoints, entry) {
if (bp->pc == dc->pc) {
if (bp->flags & BP_CPU) {
gen_set_pc_im(dc, dc->pc);
gen_helper_check_breakpoints(cpu_env);
/* End the TB early; it's likely not going to be executed */
dc->is_jmp = DISAS_UPDATE;