From 133da6aae1edc0118fbac8cd9ba46dff69ddd5c9 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Juha=20Riihim=C3=A4ki?= Date: Mon, 11 Apr 2011 16:26:23 +0100 Subject: target-arm: Handle UNDEF cases for VDUP (scalar) MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Handle the UNDEF cases for VDUP(scalar): imm4 == x000 Q == 1 && Vd<0> == 1 Signed-off-by: Juha Riihimäki Reviewed-by: Peter Maydell Signed-off-by: Aurelien Jarno --- target-arm/translate.c | 3 +++ 1 file changed, 3 insertions(+) (limited to 'target-arm') diff --git a/target-arm/translate.c b/target-arm/translate.c index be25c8f33a..6190028d08 100644 --- a/target-arm/translate.c +++ b/target-arm/translate.c @@ -6057,6 +6057,9 @@ static int disas_neon_data_insn(CPUState * env, DisasContext *s, uint32_t insn) tcg_temp_free_i32(tmp); } else if ((insn & 0x380) == 0) { /* VDUP */ + if ((insn & (7 << 16)) == 0 || (q && (rd & 1))) { + return 1; + } if (insn & (1 << 19)) { tmp = neon_load_reg(rm, 1); } else { -- cgit v1.2.3