target/loongarch: Add avail_LSPW to check LSPW instructions

Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-ID: <20230822032724.1353391-13-gaosong@loongson.cn>
Message-Id: <20230822071959.35620-7-philmd@linaro.org>

diff --git a/target/loongarch/insn_trans/trans_privileged.c.inc b/target/loongarch/insn_trans/trans_privileged.c.inc
index 684ff547a7b09ac24ffa586713d6adde751f1b42..099cd871f052210f81bdc192550e9684b222a026 100644 (file)
--- a/target/loongarch/insn_trans/trans_privileged.c.inc
+++ b/target/loongarch/insn_trans/trans_privileged.c.inc
@@ -437,6 +437,10 @@ static bool trans_ldpte(DisasContext *ctx, arg_ldpte *a)
     TCGv_i32 mem_idx = tcg_constant_i32(ctx->mem_idx);
     TCGv src1 = gpr_src(ctx, a->rj, EXT_NONE);
 
+    if (!avail_LSPW(ctx)) {
+        return true;
+    }
+
     if (check_plv(ctx)) {
         return false;
     }
@@ -450,6 +454,10 @@ static bool trans_lddir(DisasContext *ctx, arg_lddir *a)
     TCGv src = gpr_src(ctx, a->rj, EXT_NONE);
     TCGv dest = gpr_dst(ctx, a->rd, EXT_NONE);
 
+    if (!avail_LSPW(ctx)) {
+        return true;
+    }
+
     if (check_plv(ctx)) {
         return false;
     }

diff --git a/target/loongarch/translate.h b/target/loongarch/translate.h
index 0f244cd83b11636ae5043613dff03b7f3cada742..f0d7b829329cd0df3717e0e9c49b7bb0dd65aa25 100644 (file)
--- a/target/loongarch/translate.h
+++ b/target/loongarch/translate.h
@@ -20,6 +20,7 @@
 #define avail_FP(C)    (FIELD_EX32((C)->cpucfg2, CPUCFG2, FP))
 #define avail_FP_SP(C) (FIELD_EX32((C)->cpucfg2, CPUCFG2, FP_SP))
 #define avail_FP_DP(C) (FIELD_EX32((C)->cpucfg2, CPUCFG2, FP_DP))
+#define avail_LSPW(C)  (FIELD_EX32((C)->cpucfg2, CPUCFG2, LSPW))
 
 /*
  * If an operation is being performed on less than TARGET_LONG_BITS,