target/arm: Introduce store_cpu_field_constant() helper

Similarly to the store_cpu_field() helper which takes a TCG
temporary, store its value to the CPUState, introduce the
store_cpu_field_constant() helper which store a constant to
CPUState (without using any TCG temporary).

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20211029231834.2476117-3-f4bug@amsat.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2021-10-30 01:18:31 +02:00 committed by Richard Henderson
parent 060c1f4252
commit daf7a1814f

View File

@ -70,6 +70,9 @@ static inline void store_cpu_offset(TCGv_i32 var, int offset)
#define store_cpu_field(var, name) \
store_cpu_offset(var, offsetof(CPUARMState, name))
#define store_cpu_field_constant(val, name) \
tcg_gen_st_i32(tcg_constant_i32(val), cpu_env, offsetof(CPUARMState, name))
/* Create a new temporary and set it to the value of a CPU register. */
static inline TCGv_i32 load_reg(DisasContext *s, int reg)
{