From 19f82a4a6ae6da44fb8167bd3b415025d914f428 Mon Sep 17 00:00:00 2001 From: Jiajie Chen Date: Mon, 21 Aug 2023 14:59:57 +0200 Subject: [PATCH] target/loongarch: Add function to check current arch MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add is_la64 function to check if the current cpucfg[1].arch equals to 2(LA64). Signed-off-by: Jiajie Chen Co-authored-by: Richard Henderson Reviewed-by: Richard Henderson Signed-off-by: Song Gao Message-ID: <20230817093121.1053890-2-gaosong@loongson.cn> Signed-off-by: Philippe Mathieu-Daudé Message-Id: <20230821125959.28666-7-philmd@linaro.org> --- target/loongarch/cpu.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/target/loongarch/cpu.h b/target/loongarch/cpu.h index c50b3a5ef3..3235ad081f 100644 --- a/target/loongarch/cpu.h +++ b/target/loongarch/cpu.h @@ -132,6 +132,11 @@ FIELD(CPUCFG1, HP, 24, 1) FIELD(CPUCFG1, IOCSR_BRD, 25, 1) FIELD(CPUCFG1, MSG_INT, 26, 1) +/* cpucfg[1].arch */ +#define CPUCFG1_ARCH_LA32R 0 +#define CPUCFG1_ARCH_LA32 1 +#define CPUCFG1_ARCH_LA64 2 + /* cpucfg[2] bits */ FIELD(CPUCFG2, FP, 0, 1) FIELD(CPUCFG2, FP_SP, 1, 1) @@ -421,6 +426,11 @@ static inline int cpu_mmu_index(CPULoongArchState *env, bool ifetch) #endif } +static inline bool is_la64(CPULoongArchState *env) +{ + return FIELD_EX32(env->cpucfg[1], CPUCFG1, ARCH) == CPUCFG1_ARCH_LA64; +} + /* * LoongArch CPUs hardware flags. */