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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: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20191023150057.25731-16-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
master
Richard Henderson 2019-10-23 11:00:48 -04:00 committed by Peter Maydell
parent 9b253fe554
commit 14f3c58826
2 changed files with 28 additions and 0 deletions
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24
target/arm/helper.c
View File

@ -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)
{

4
target/arm/helper.h
View File

@ -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)