| # Copyright 2019 Google LLC | |
| # | |
| # Licensed under the Apache License, Version 2.0 (the "License"); | |
| # you may not use this file except in compliance with the License. | |
| # You may obtain a copy of the License at | |
| # | |
| # https://www.apache.org/licenses/LICENSE-2.0 | |
| # | |
| # Unless required by applicable law or agreed to in writing, software | |
| # distributed under the License is distributed on an "AS IS" BASIS, | |
| # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
| # See the License for the specific language governing permissions and | |
| # limitations under the License. | |
| -- Test .emb with a struct with several consecutive packed fields. | |
| -- | |
| -- This particular case stresses generated code; common subexpression | |
| -- elimination is needed in the code generator or else the generated code is | |
| -- very, *very* slow when compiled without optimizations. | |
| [$default byte_order: "BigEndian"] | |
| [(cpp) namespace: "emboss::test"] | |
| struct Length: | |
| 0 [+1] UInt length | |
| struct Data: | |
| 0 [+1] Length length | |
| 1 [+length.length] UInt:8[] data | |
| struct PackedFields: | |
| 0 [+1] Length length1 (l1) | |
| 0 [+l1.length+1] Data data1 (d1) | |
| let o1 = d1.$size_in_bytes | |
| o1 [+1] Length length2 (l2) | |
| o1 [+l2.length+1] Data data2 (d2) | |
| let o2 = o1 + d2.$size_in_bytes | |
| o2 [+1] Length length3 (l3) | |
| o2 [+l3.length+1] Data data3 (d3) | |
| let o3 = o2 + d3.$size_in_bytes | |
| o3 [+1] Length length4 (l4) | |
| o3 [+l4.length+1] Data data4 (d4) | |
| let o4 = o3 + d4.$size_in_bytes | |
| o4 [+1] Length length5 (l5) | |
| o4 [+l5.length+1] Data data5 (d5) | |
| let o5 = o4 + d5.$size_in_bytes | |
| o5 [+1] Length length6 (l6) | |
| o5 [+l6.length+1] Data data6 (d6) |