diff options
| -rw-r--r-- | target-mips/translate.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/target-mips/translate.c b/target-mips/translate.c index 0cff905db7..b293419536 100644 --- a/target-mips/translate.c +++ b/target-mips/translate.c @@ -10031,7 +10031,7 @@ static void gen_ldst_pair (DisasContext *ctx, uint32_t opc, int rd, const char *opn = "ldst_pair"; TCGv t0, t1; - if (ctx->hflags & MIPS_HFLAG_BMASK || rd == 31 || rd == base) { + if (ctx->hflags & MIPS_HFLAG_BMASK || rd == 31) { generate_exception(ctx, EXCP_RI); return; } @@ -10043,6 +10043,10 @@ static void gen_ldst_pair (DisasContext *ctx, uint32_t opc, int rd, switch (opc) { case LWP: + if (rd == base) { + generate_exception(ctx, EXCP_RI); + return; + } save_cpu_state(ctx, 0); op_ld_lw(t1, t0, ctx); gen_store_gpr(t1, rd); @@ -10064,6 +10068,10 @@ static void gen_ldst_pair (DisasContext *ctx, uint32_t opc, int rd, break; #ifdef TARGET_MIPS64 case LDP: + if (rd == base) { + generate_exception(ctx, EXCP_RI); + return; + } save_cpu_state(ctx, 0); op_ld_ld(t1, t0, ctx); gen_store_gpr(t1, rd); |