diff options
Diffstat (limited to 'target')
| -rw-r--r-- | target/i386/tcg/translate.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/target/i386/tcg/translate.c b/target/i386/tcg/translate.c index ebfee15d77..b5ebff2c89 100644 --- a/target/i386/tcg/translate.c +++ b/target/i386/tcg/translate.c @@ -6089,7 +6089,8 @@ static bool disas_insn(DisasContext *s, CPUState *cpu) gen_ldst_modrm(env, s, modrm, ot, OR_TMP0, 1); break; case 0xee: /* rdpkru */ - if (prefixes & PREFIX_LOCK) { + if (s->prefix & (PREFIX_LOCK | PREFIX_DATA + | PREFIX_REPZ | PREFIX_REPNZ)) { goto illegal_op; } tcg_gen_trunc_tl_i32(s->tmp2_i32, cpu_regs[R_ECX]); @@ -6097,7 +6098,8 @@ static bool disas_insn(DisasContext *s, CPUState *cpu) tcg_gen_extr_i64_tl(cpu_regs[R_EAX], cpu_regs[R_EDX], s->tmp1_i64); break; case 0xef: /* wrpkru */ - if (prefixes & PREFIX_LOCK) { + if (s->prefix & (PREFIX_LOCK | PREFIX_DATA + | PREFIX_REPZ | PREFIX_REPNZ)) { goto illegal_op; } tcg_gen_concat_tl_i64(s->tmp1_i64, cpu_regs[R_EAX], |