target/loongarch: Add avail_IOCSR to check iocsr instructions

Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20230822032724.1353391-16-gaosong@loongson.cn>
Message-Id: <20230822072219.35719-1-philmd@linaro.org>

target/loongarch/insn_trans/trans_privileged.c.inc

@@ -312,14 +312,14 @@ static bool gen_iocsrwr(DisasContext *ctx, arg_rr *a,
     return true;
 }
 
-TRANS(iocsrrd_b, ALL, gen_iocsrrd, gen_helper_iocsrrd_b)
-TRANS(iocsrrd_h, ALL, gen_iocsrrd, gen_helper_iocsrrd_h)
-TRANS(iocsrrd_w, ALL, gen_iocsrrd, gen_helper_iocsrrd_w)
-TRANS(iocsrrd_d, ALL, gen_iocsrrd, gen_helper_iocsrrd_d)
-TRANS(iocsrwr_b, ALL, gen_iocsrwr, gen_helper_iocsrwr_b)
-TRANS(iocsrwr_h, ALL, gen_iocsrwr, gen_helper_iocsrwr_h)
-TRANS(iocsrwr_w, ALL, gen_iocsrwr, gen_helper_iocsrwr_w)
-TRANS(iocsrwr_d, ALL, gen_iocsrwr, gen_helper_iocsrwr_d)
+TRANS(iocsrrd_b, IOCSR, gen_iocsrrd, gen_helper_iocsrrd_b)
+TRANS(iocsrrd_h, IOCSR, gen_iocsrrd, gen_helper_iocsrrd_h)
+TRANS(iocsrrd_w, IOCSR, gen_iocsrrd, gen_helper_iocsrrd_w)
+TRANS(iocsrrd_d, IOCSR, gen_iocsrrd, gen_helper_iocsrrd_d)
+TRANS(iocsrwr_b, IOCSR, gen_iocsrwr, gen_helper_iocsrwr_b)
+TRANS(iocsrwr_h, IOCSR, gen_iocsrwr, gen_helper_iocsrwr_h)
+TRANS(iocsrwr_w, IOCSR, gen_iocsrwr, gen_helper_iocsrwr_w)
+TRANS(iocsrwr_d, IOCSR, gen_iocsrwr, gen_helper_iocsrwr_d)
 
 static void check_mmu_idx(DisasContext *ctx)
 {

target/loongarch/translate.h

@@ -23,7 +23,7 @@
 #define avail_LSPW(C)  (FIELD_EX32((C)->cpucfg2, CPUCFG2, LSPW))
 #define avail_LAM(C)   (FIELD_EX32((C)->cpucfg2, CPUCFG2, LAM))
 #define avail_LSX(C)   (FIELD_EX32((C)->cpucfg2, CPUCFG2, LSX))
-
+#define avail_IOCSR(C) (FIELD_EX32((C)->cpucfg1, CPUCFG1, IOCSR))
 
 /*
  * If an operation is being performed on less than TARGET_LONG_BITS,