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target/loongarch: Add function to check current arch
Add is_la64 function to check if the current cpucfg[1].arch equals to 2(LA64). Signed-off-by: Jiajie Chen <c@jia.je> Co-authored-by: Richard Henderson <richard.henderson@linaro.org> Reviewed-by: Richard Henderson <richard.henderson@linaro.org> Signed-off-by: Song Gao <gaosong@loongson.cn> Message-ID: <20230817093121.1053890-2-gaosong@loongson.cn> Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org> Message-Id: <20230821125959.28666-7-philmd@linaro.org>
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@ -132,6 +132,11 @@ FIELD(CPUCFG1, HP, 24, 1)
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FIELD(CPUCFG1, IOCSR_BRD, 25, 1)
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FIELD(CPUCFG1, MSG_INT, 26, 1)
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/* cpucfg[1].arch */
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#define CPUCFG1_ARCH_LA32R 0
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#define CPUCFG1_ARCH_LA32 1
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#define CPUCFG1_ARCH_LA64 2
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/* cpucfg[2] bits */
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FIELD(CPUCFG2, FP, 0, 1)
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FIELD(CPUCFG2, FP_SP, 1, 1)
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@ -421,6 +426,11 @@ static inline int cpu_mmu_index(CPULoongArchState *env, bool ifetch)
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#endif
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}
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static inline bool is_la64(CPULoongArchState *env)
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{
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return FIELD_EX32(env->cpucfg[1], CPUCFG1, ARCH) == CPUCFG1_ARCH_LA64;
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}
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/*
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* LoongArch CPUs hardware flags.
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*/
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