ARM: Fix sense of to_integer bit in Neon VCVT float/int conversion

Signed-off-by: NPeter Maydell <peter.maydell@linaro.org>
Reviewed-by: NNathan Froyd <froydnj@codesourcery.com>

target-arm/translate.c

@@ -5664,16 +5664,16 @@ static int disas_neon_data_insn(CPUState * env, DisasContext *s, uint32_t insn)
                             gen_helper_rsqrte_f32(cpu_F0s, cpu_F0s, cpu_env);
                             break;
                         case 60: /* VCVT.F32.S32 */
-                            gen_vfp_tosiz(0);
+                            gen_vfp_sito(0);
                             break;
                         case 61: /* VCVT.F32.U32 */
-                            gen_vfp_touiz(0);
+                            gen_vfp_uito(0);
                             break;
                         case 62: /* VCVT.S32.F32 */
-                            gen_vfp_sito(0);
+                            gen_vfp_tosiz(0);
                             break;
                         case 63: /* VCVT.U32.F32 */
-                            gen_vfp_uito(0);
+                            gen_vfp_touiz(0);
                             break;
                         default:
                             /* Reserved: 21, 29, 39-56 */