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target-arm: A64: Implement MSR (immediate) instructions

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Implement the MSR (immediate) instructions, which can update the
PSTATE SP and DAIF fields.

Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
This commit is contained in:
Peter Maydell 2014-02-26 17:20:06 +00:00
parent 4cc35614a0
commit 9cfa0b4e4c
3 changed files with 51 additions and 1 deletions
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2
target-arm/helper.h
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@ -63,6 +63,8 @@ DEF_HELPER_2(get_cp_reg, i32, env, ptr)
DEF_HELPER_3(set_cp_reg64, void, env, ptr, i64)
DEF_HELPER_2(get_cp_reg64, i64, env, ptr)
DEF_HELPER_3(msr_i_pstate, void, env, i32, i32)
DEF_HELPER_2(get_r13_banked, i32, env, i32)
DEF_HELPER_3(set_r13_banked, void, env, i32, i32)