target-arm: neon vshll instruction fix

implementation only widened the 32bit source vector elements into a
64bit destination vector but forgot to perform the actual shifting
operation.

Signed-off-by: Juha Riihimäki <[email protected]>
Signed-off-by: Riku Voipio <[email protected]>
Acked-by: Laurent Desnogues <[email protected]>
Signed-off-by: Aurelien Jarno <[email protected]>

diff --git a/target-arm/translate.c b/target-arm/translate.c
index cac157d2c19e7ffff095769ab3dc65c8a63066c1..9607aaeaa342483b5cbd7cfbf83d10349f1bac49 100644 (file)
--- a/target-arm/translate.c
+++ b/target-arm/translate.c
@@ -5438,6 +5438,7 @@ static int disas_neon_data_insn(CPUState * env, DisasContext *s, uint32_t insn)
                         if (pass == 1)
                             tmp = tmp2;
                         gen_neon_widen(cpu_V0, tmp, size, 1);
+                        tcg_gen_shli_i64(cpu_V0, cpu_V0, 8 << size);
                         neon_store_reg64(cpu_V0, rd + pass);
                     }
                     break;