+static int
+is_store (INSTR_T x)
+{
+ if (!x)
+ return 0;
+
+ if ((x->value & 0xf000) == 0x8000)
+ {
+ int aop = ((x->value >> 9) & 0x3);
+ int w = ((x->value >> 11) & 0x1);
+ if (!w || aop == 3)
+ return 0;
+ return 1;
+ }
+
+ if (((x->value & 0xFF60) == 0x9E60) || /* dagMODim_0 */
+ ((x->value & 0xFFF0) == 0x9F60)) /* dagMODik_0 */
+ return 0;
+
+ /* decode_dspLDST_0 */
+ if ((x->value & 0xFC00) == 0x9C00)
+ {
+ int w = ((x->value >> 9) & 0x1);
+ if (w)
+ return 1;
+ }
+
+ return 0;
+}
+
+static INSTR_T
+gen_multi_instr_1 (INSTR_T dsp32, INSTR_T dsp16_grp1, INSTR_T dsp16_grp2)
+{
+ int mask1 = dsp32 ? insn_regmask (dsp32->value, dsp32->next->value) : 0;
+ int mask2 = dsp16_grp1 ? insn_regmask (dsp16_grp1->value, 0) : 0;
+ int mask3 = dsp16_grp2 ? insn_regmask (dsp16_grp2->value, 0) : 0;
+
+ if ((mask1 & mask2) || (mask1 & mask3) || (mask2 & mask3))
+ yyerror ("resource conflict in multi-issue instruction");
+
+ /* Anomaly 05000074 */
+ if (ENABLE_AC_05000074
+ && dsp32 != NULL && dsp16_grp1 != NULL
+ && (dsp32->value & 0xf780) == 0xc680
+ && ((dsp16_grp1->value & 0xfe40) == 0x9240
+ || (dsp16_grp1->value & 0xfe08) == 0xba08
+ || (dsp16_grp1->value & 0xfc00) == 0xbc00))
+ yyerror ("anomaly 05000074 - Multi-Issue Instruction with \
+dsp32shiftimm in slot1 and P-reg Store in slot2 Not Supported");
+
+ if (is_store (dsp16_grp1) && is_store (dsp16_grp2))
+ yyerror ("Only one instruction in multi-issue instruction can be a store");
+
+ return bfin_gen_multi_instr (dsp32, dsp16_grp1, dsp16_grp2);
+}
+