target/arm: Split out rebuild_hflags_aprofile

Create a function to compute the values of the TBFLAG_ANY bits
that will be cached, and are used by A-profile.

Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20191023150057.25731-9-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

1 files changed, 12 insertions, 8 deletions

diff --git a/target/arm/helper.c b/target/arm/helper.c
index d1cd54c..ddd21ed 100644
--- a/target/arm/helper.c
+++ b/target/arm/helper.c
@@ -11106,18 +11106,28 @@ static uint32_t rebuild_hflags_m32(CPUARMState *env, int fp_el,
     return rebuild_hflags_common_32(env, fp_el, mmu_idx, flags);
 }
 
+static uint32_t rebuild_hflags_aprofile(CPUARMState *env)
+{
+    int flags = 0;
+
+    flags = FIELD_DP32(flags, TBFLAG_ANY, DEBUG_TARGET_EL,
+                       arm_debug_target_el(env));
+    return flags;
+}
+
 static uint32_t rebuild_hflags_a32(CPUARMState *env, int fp_el,
                                    ARMMMUIdx mmu_idx)
 {
-    return rebuild_hflags_common_32(env, fp_el, mmu_idx, 0);
+    uint32_t flags = rebuild_hflags_aprofile(env);
+    return rebuild_hflags_common_32(env, fp_el, mmu_idx, flags);
 }
 
 static uint32_t rebuild_hflags_a64(CPUARMState *env, int el, int fp_el,
                                    ARMMMUIdx mmu_idx)
 {
+    uint32_t flags = rebuild_hflags_aprofile(env);
     ARMMMUIdx stage1 = stage_1_mmu_idx(mmu_idx);
     ARMVAParameters p0 = aa64_va_parameters_both(env, 0, stage1);
-    uint32_t flags = 0;
     uint64_t sctlr;
     int tbii, tbid;
 
@@ -11262,12 +11272,6 @@ void cpu_get_tb_cpu_state(CPUARMState *env, target_ulong *pc,
         }
     }
 
-    if (!arm_feature(env, ARM_FEATURE_M)) {
-        int target_el = arm_debug_target_el(env);
-
-        flags = FIELD_DP32(flags, TBFLAG_ANY, DEBUG_TARGET_EL, target_el);
-    }
-
     *pflags = flags;
     *cs_base = 0;
 }