diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2021-04-19 13:22:30 -0700 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2021-04-30 11:16:50 +0100 |
| commit | a729a46b05ab09e473cd757ee7a62373a175fa62 (patch) | |
| tree | f801d1d06078a914de337d4e8ba5956426371fa1 /target/arm/cpu.h | |
| parent | ae6eb1e9b3ccc211d96261a5c650e6650b508aa6 (diff) | |
target/arm: Add wrapper macros for accessing tbflags
We're about to split tbflags into two parts. These macros
will ensure that the correct part is used with the correct
set of bits.
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Message-id: 20210419202257.161730-5-richard.henderson@linaro.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'target/arm/cpu.h')
| -rw-r--r-- | target/arm/cpu.h | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/target/arm/cpu.h b/target/arm/cpu.h index 4cbf2db3e3..b798ff8115 100644 --- a/target/arm/cpu.h +++ b/target/arm/cpu.h @@ -3462,6 +3462,26 @@ FIELD(TBFLAG_A64, TCMA, 16, 2) FIELD(TBFLAG_A64, MTE_ACTIVE, 18, 1) FIELD(TBFLAG_A64, MTE0_ACTIVE, 19, 1) +/* + * Helpers for using the above. + */ +#define DP_TBFLAG_ANY(DST, WHICH, VAL) \ + (DST = FIELD_DP32(DST, TBFLAG_ANY, WHICH, VAL)) +#define DP_TBFLAG_A64(DST, WHICH, VAL) \ + (DST = FIELD_DP32(DST, TBFLAG_A64, WHICH, VAL)) +#define DP_TBFLAG_A32(DST, WHICH, VAL) \ + (DST = FIELD_DP32(DST, TBFLAG_A32, WHICH, VAL)) +#define DP_TBFLAG_M32(DST, WHICH, VAL) \ + (DST = FIELD_DP32(DST, TBFLAG_M32, WHICH, VAL)) +#define DP_TBFLAG_AM32(DST, WHICH, VAL) \ + (DST = FIELD_DP32(DST, TBFLAG_AM32, WHICH, VAL)) + +#define EX_TBFLAG_ANY(IN, WHICH) FIELD_EX32(IN, TBFLAG_ANY, WHICH) +#define EX_TBFLAG_A64(IN, WHICH) FIELD_EX32(IN, TBFLAG_A64, WHICH) +#define EX_TBFLAG_A32(IN, WHICH) FIELD_EX32(IN, TBFLAG_A32, WHICH) +#define EX_TBFLAG_M32(IN, WHICH) FIELD_EX32(IN, TBFLAG_M32, WHICH) +#define EX_TBFLAG_AM32(IN, WHICH) FIELD_EX32(IN, TBFLAG_AM32, WHICH) + /** * cpu_mmu_index: * @env: The cpu environment @@ -3472,7 +3492,7 @@ FIELD(TBFLAG_A64, MTE0_ACTIVE, 19, 1) */ static inline int cpu_mmu_index(CPUARMState *env, bool ifetch) { - return FIELD_EX32(env->hflags, TBFLAG_ANY, MMUIDX); + return EX_TBFLAG_ANY(env->hflags, MMUIDX); } static inline bool bswap_code(bool sctlr_b) |