Commit 14f3c588 authored by Richard Henderson's avatar Richard Henderson Committed by Peter Maydell
Browse files

target/arm: Add HELPER(rebuild_hflags_{a32, a64, m32}) 



This functions are given the mode and el state of the cpu
and writes the computed value to env->hflags.

Reviewed-by: default avatarAlex Bennée <alex.bennee@linaro.org>
Signed-off-by: default avatarRichard Henderson <richard.henderson@linaro.org>
Message-id: 20191023150057.25731-16-richard.henderson@linaro.org
Signed-off-by: default avatarPeter Maydell <peter.maydell@linaro.org>
parent 9b253fe5

target/arm/helper.c

+24 −0
Original line number Diff line number Diff line
@@ -11220,6 +11220,30 @@ void arm_rebuild_hflags(CPUARMState *env) 
    env->hflags = rebuild_hflags_internal(env);

}



void HELPER(rebuild_hflags_m32)(CPUARMState *env, int el)

{

    int fp_el = fp_exception_el(env, el);

    ARMMMUIdx mmu_idx = arm_mmu_idx_el(env, el);



    env->hflags = rebuild_hflags_m32(env, fp_el, mmu_idx);

}



void HELPER(rebuild_hflags_a32)(CPUARMState *env, int el)

{

    int fp_el = fp_exception_el(env, el);

    ARMMMUIdx mmu_idx = arm_mmu_idx_el(env, el);



    env->hflags = rebuild_hflags_a32(env, fp_el, mmu_idx);

}



void HELPER(rebuild_hflags_a64)(CPUARMState *env, int el)

{

    int fp_el = fp_exception_el(env, el);

    ARMMMUIdx mmu_idx = arm_mmu_idx_el(env, el);



    env->hflags = rebuild_hflags_a64(env, el, fp_el, mmu_idx);

}



void cpu_get_tb_cpu_state(CPUARMState *env, target_ulong *pc,

                          target_ulong *cs_base, uint32_t *pflags)

{

target/arm/helper.h

+4 −0
Original line number Diff line number Diff line
@@ -90,6 +90,10 @@ DEF_HELPER_4(msr_banked, void, env, i32, i32, i32) 
DEF_HELPER_2(get_user_reg, i32, env, i32)

DEF_HELPER_3(set_user_reg, void, env, i32, i32)



DEF_HELPER_FLAGS_2(rebuild_hflags_m32, TCG_CALL_NO_RWG, void, env, int)

DEF_HELPER_FLAGS_2(rebuild_hflags_a32, TCG_CALL_NO_RWG, void, env, int)

DEF_HELPER_FLAGS_2(rebuild_hflags_a64, TCG_CALL_NO_RWG, void, env, int)



DEF_HELPER_1(vfp_get_fpscr, i32, env)

DEF_HELPER_2(vfp_set_fpscr, void, env, i32)