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target/loongarch: Add avail_LSPW to check LSPW instructions

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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>
This commit is contained in:
Song Gao 2023-08-22 09:19:56 +02:00
parent 95e2ca2407
commit 70c8d5eaaa
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GPG Key ID: 40A2FFF239263EDF
2 changed files with 9 additions and 0 deletions
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8
target/loongarch/insn_trans/trans_privileged.c.inc
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@ -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;
}

1
target/loongarch/translate.h
View File

@ -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,