diff options
| author | Richard Henderson <richard.henderson@linaro.org> | 2023-02-25 10:48:08 -1000 |
|---|---|---|
| committer | Richard Henderson <richard.henderson@linaro.org> | 2023-03-13 06:44:38 -0700 |
| commit | 6ce21abd40b11cb6e2e016841871f6e3f5221f92 (patch) | |
| tree | f18fd834389af2552e57704b91d2b60a11697356 /target/arm/internals.h | |
| parent | ab9ced73fa6679791c61d45768414cec578b6053 (diff) | |
target/arm: Improve arm_rmode_to_sf
Use proper enumeration types for input and output.
Use a const array to perform the mapping, with an
assert that the input is valid.
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Diffstat (limited to 'target/arm/internals.h')
| -rw-r--r-- | target/arm/internals.h | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/target/arm/internals.h b/target/arm/internals.h index b1ef05963f..673519a24a 100644 --- a/target/arm/internals.h +++ b/target/arm/internals.h @@ -193,16 +193,22 @@ void arm_restore_state_to_opc(CPUState *cs, void arm_cpu_synchronize_from_tb(CPUState *cs, const TranslationBlock *tb); #endif /* CONFIG_TCG */ -enum arm_fprounding { +typedef enum ARMFPRounding { FPROUNDING_TIEEVEN, FPROUNDING_POSINF, FPROUNDING_NEGINF, FPROUNDING_ZERO, FPROUNDING_TIEAWAY, FPROUNDING_ODD -}; +} ARMFPRounding; + +extern const FloatRoundMode arm_rmode_to_sf_map[6]; -int arm_rmode_to_sf(int rmode); +static inline FloatRoundMode arm_rmode_to_sf(ARMFPRounding rmode) +{ + assert((unsigned)rmode < ARRAY_SIZE(arm_rmode_to_sf_map)); + return arm_rmode_to_sf_map[rmode]; +} static inline void aarch64_save_sp(CPUARMState *env, int el) { |