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| author | Peter Maydell <peter.maydell@linaro.org> | 2014-02-20 10:35:54 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2014-02-20 10:35:54 +0000 |
| commit | ea4571eb8768c39bf6cacd64fdcb6ef405b18b18 (patch) | |
| tree | 9641fcba79c7755565a93e1ca338184be2f31f8d /target-arm/translate-a64.c | |
| parent | c4241c7d381086819131fba4fc8123848d83de8a (diff) | |
| download | qemu-ea4571eb8768c39bf6cacd64fdcb6ef405b18b18.tar.gz | |
target-arm: Remove unnecessary code now read/write fns can't fail
Now that cpreg read and write functions can't fail and throw an
exception, we can remove the code from the translator that synchronises
the guest PC in case an exception is thrown.
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target-arm/translate-a64.c')
| -rw-r--r-- | target-arm/translate-a64.c | 2 |
1 files changed, 0 insertions, 2 deletions
diff --git a/target-arm/translate-a64.c b/target-arm/translate-a64.c index e70d14fe3e..ef305e3fa2 100644 --- a/target-arm/translate-a64.c +++ b/target-arm/translate-a64.c @@ -1231,7 +1231,6 @@ static void handle_sys(DisasContext *s, uint32_t insn, bool isread, tcg_gen_movi_i64(tcg_rt, ri->resetvalue); } else if (ri->readfn) { TCGv_ptr tmpptr; - gen_a64_set_pc_im(s->pc - 4); tmpptr = tcg_const_ptr(ri); gen_helper_get_cp_reg64(tcg_rt, cpu_env, tmpptr); tcg_temp_free_ptr(tmpptr); @@ -1244,7 +1243,6 @@ static void handle_sys(DisasContext *s, uint32_t insn, bool isread, return; } else if (ri->writefn) { TCGv_ptr tmpptr; - gen_a64_set_pc_im(s->pc - 4); tmpptr = tcg_const_ptr(ri); gen_helper_set_cp_reg64(cpu_env, tmpptr, tcg_rt); tcg_temp_free_ptr(tmpptr); |