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target-arm: A64: Break out aarch64_save/restore_sp

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Break out code to save/restore AArch64 SP into functions.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Edgar E. Iglesias <edgar.iglesias@xilinx.com>
Reviewed-by: Greg Bellows <greg.bellows@linaro.org>
Message-id: 1402994746-8328-2-git-send-email-edgar.iglesias@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
This commit is contained in:
Edgar E. Iglesias 2014-08-04 14:41:54 +01:00 • committed by Peter Maydell
parent 9db11cef8c
commit 9208b9617f
3 changed files with 24 additions and 24 deletions
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6
target-arm/op_helper.c
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@ -376,11 +376,7 @@ void HELPER(exception_return)(CPUARMState *env)
uint32_t spsr = env->banked_spsr[spsr_idx];
int new_el, i;
if (env->pstate & PSTATE_SP) {
env->sp_el[cur_el] = env->xregs[31];
} else {
env->sp_el[0] = env->xregs[31];
}
aarch64_save_sp(env, cur_el);
env->exclusive_addr = -1;