165 	const struct instruction *i1 = _i1;  in insn_compare()  local
170 	if (i1->opcode != i2->opcode)  in insn_compare()
171 		return i1->opcode < i2->opcode ? -1 : 1;  in insn_compare()
173 	switch (i1->opcode) {  in insn_compare()
181 		if (i1->src1 == i2->src2 && i1->src2 == i2->src1)  in insn_compare()
186 		if (i1->src3 != i2->src3)  in insn_compare()
187 			return i1->src3 < i2->src3 ? -1 : 1;  in insn_compare()
210 		if (i1->src2 != i2->src2)  in insn_compare()
211 			return i1->src2 < i2->src2 ? -1 : 1;  in insn_compare()
218 		if (i1->src1 != i2->src1)  in insn_compare()
219 			return i1->src1 < i2->src1 ? -1 : 1;  in insn_compare()
223 		if (i1->bb_true != i2->bb_true)  in insn_compare()
224 			return i1->bb_true < i2->bb_true ? -1 : 1;  in insn_compare()
228 		if (i1->val != i2->val)  in insn_compare()
229 			return i1->val < i2->val ? -1 : 1;  in insn_compare()
233 		diff = memcmp(&i1->fvalue, &i2->fvalue, sizeof(i1->fvalue));  in insn_compare()
240 		return phi_list_compare(i1->phi_list, i2->phi_list);  in insn_compare()
246 		if (i1->src != i2->src)  in insn_compare()
247 			return i1->src < i2->src ? -1 : 1;  in insn_compare()
254 		size1 = i1->orig_type->bit_size;  in insn_compare()
261 		warning(i1->pos, "bad instruction on hash chain");  in insn_compare()
263 	if (i1->size != i2->size)  in insn_compare()
264 		return i1->size < i2->size ? -1 : 1;  in insn_compare()
301 static struct instruction * try_to_cse(struct entrypoint *ep, struct instruction *i1, struct instru…  in try_to_cse()  argument
309 	b1 = i1->bb;  in try_to_cse()
319 			if (insn == i1)  in try_to_cse()
320 				return cse_one_instruction(i2, i1);  in try_to_cse()
322 				return cse_one_instruction(i1, i2);  in try_to_cse()
325 		return i1;  in try_to_cse()
328 		return cse_one_instruction(i2, i1);  in try_to_cse()
331 		return cse_one_instruction(i1, i2);  in try_to_cse()
336 		i1 = cse_one_instruction(i2, i1);  in try_to_cse()
337 		remove_instruction(&b1->insns, i1, 1);  in try_to_cse()
338 		insert_last_instruction(common, i1);  in try_to_cse()
340 		i1 = i2;  in try_to_cse()
343 	return i1;  in try_to_cse()