re PR tree-optimization/86076 (ICE: verify_gimple failed (error: location…

re PR tree-optimization/86076 (ICE: verify_gimple failed (error: location references block not in block tree))

2018-06-13  Chenghua Xu <paul.hua.gm@gmail.com>

	PR target/86076
	* config/mips/loongson.md (vec_setv4hi): Gen_lowpart for
	operands[2] instead of operands[1].

From-SVN: r261538

gcc/ChangeLog

+2018-06-13  Chenghua Xu <paul.hua.gm@gmail.com>
+
+	PR target/86076
+	* config/mips/loongson.md (vec_setv4hi): Gen_lowpart for
+	operands[2] instead of operands[1].
+
+
 2018-06-12  Richard Sandiford  <richard.sandiford@linaro.org>
 
 	* lra-constraints.c (simplify_operand_subreg): In the paradoxical

gcc/config/mips/loongson.md

@@ -381,8 +381,8 @@
   "TARGET_HARD_FLOAT && TARGET_LOONGSON_VECTORS"
 {
   rtx ext = gen_reg_rtx (SImode);
-  emit_move_insn (ext, gen_lowpart (SImode, operands[1]));
-  operands[1] = ext;
+  emit_move_insn (ext, gen_lowpart (SImode, operands[2]));
+  operands[2] = ext;
 })
 
 ;; Multiply and add packed integers.