+ case DOT_PROD_EXPR:
+ {
+ tree oprnd0 = TREE_OPERAND (exp, 0);
+ tree oprnd1 = TREE_OPERAND (exp, 1);
+ tree oprnd2 = TREE_OPERAND (exp, 2);
+ rtx op2;
+
+ expand_operands (oprnd0, oprnd1, NULL_RTX, &op0, &op1, EXPAND_NORMAL);
+ op2 = expand_normal (oprnd2);
+ target = expand_widen_pattern_expr (exp, op0, op1, op2,
+ target, unsignedp);
+ return target;
+ }
+
+ case WIDEN_SUM_EXPR:
+ {
+ tree oprnd0 = TREE_OPERAND (exp, 0);
+ tree oprnd1 = TREE_OPERAND (exp, 1);
+
+ expand_operands (oprnd0, oprnd1, NULL_RTX, &op0, &op1, 0);
+ target = expand_widen_pattern_expr (exp, op0, NULL_RTX, op1,
+ target, unsignedp);
+ return target;
+ }
+
+ case REDUC_MAX_EXPR:
+ case REDUC_MIN_EXPR:
+ case REDUC_PLUS_EXPR:
+ {
+ op0 = expand_normal (TREE_OPERAND (exp, 0));
+ this_optab = optab_for_tree_code (code, type);
+ temp = expand_unop (mode, this_optab, op0, target, unsignedp);
+ gcc_assert (temp);
+ return temp;
+ }
+
+ case VEC_EXTRACT_EVEN_EXPR:
+ case VEC_EXTRACT_ODD_EXPR:
+ {
+ expand_operands (TREE_OPERAND (exp, 0), TREE_OPERAND (exp, 1),
+ NULL_RTX, &op0, &op1, 0);
+ this_optab = optab_for_tree_code (code, type);
+ temp = expand_binop (mode, this_optab, op0, op1, target, unsignedp,
+ OPTAB_WIDEN);
+ gcc_assert (temp);
+ return temp;
+ }
+
+ case VEC_INTERLEAVE_HIGH_EXPR:
+ case VEC_INTERLEAVE_LOW_EXPR:
+ {
+ expand_operands (TREE_OPERAND (exp, 0), TREE_OPERAND (exp, 1),
+ NULL_RTX, &op0, &op1, 0);
+ this_optab = optab_for_tree_code (code, type);
+ temp = expand_binop (mode, this_optab, op0, op1, target, unsignedp,
+ OPTAB_WIDEN);
+ gcc_assert (temp);
+ return temp;
+ }
+
+ case VEC_LSHIFT_EXPR:
+ case VEC_RSHIFT_EXPR:
+ {
+ target = expand_vec_shift_expr (exp, target);
+ return target;
+ }
+
+ case VEC_UNPACK_HI_EXPR:
+ case VEC_UNPACK_LO_EXPR:
+ {
+ op0 = expand_expr (TREE_OPERAND (exp, 0), NULL_RTX, VOIDmode, 0);
+ this_optab = optab_for_tree_code (code, type);
+ temp = expand_widen_pattern_expr (exp, op0, NULL_RTX, NULL_RTX,
+ target, unsignedp);
+ gcc_assert (temp);
+ return temp;
+ }
+
+ case VEC_WIDEN_MULT_HI_EXPR:
+ case VEC_WIDEN_MULT_LO_EXPR:
+ {
+ tree oprnd0 = TREE_OPERAND (exp, 0);
+ tree oprnd1 = TREE_OPERAND (exp, 1);
+
+ expand_operands (oprnd0, oprnd1, NULL_RTX, &op0, &op1, 0);
+ target = expand_widen_pattern_expr (exp, op0, op1, NULL_RTX,
+ target, unsignedp);
+ gcc_assert (target);
+ return target;
+ }
+
+ case VEC_PACK_MOD_EXPR:
+ case VEC_PACK_SAT_EXPR:
+ {
+ mode = TYPE_MODE (TREE_TYPE (TREE_OPERAND (exp, 0)));
+ goto binop;
+ }