1*99e0aae7SDavid Rees# Copyright 2019 Google LLC 2*99e0aae7SDavid Rees# 3*99e0aae7SDavid Rees# Licensed under the Apache License, Version 2.0 (the "License"); 4*99e0aae7SDavid Rees# you may not use this file except in compliance with the License. 5*99e0aae7SDavid Rees# You may obtain a copy of the License at 6*99e0aae7SDavid Rees# 7*99e0aae7SDavid Rees# https://www.apache.org/licenses/LICENSE-2.0 8*99e0aae7SDavid Rees# 9*99e0aae7SDavid Rees# Unless required by applicable law or agreed to in writing, software 10*99e0aae7SDavid Rees# distributed under the License is distributed on an "AS IS" BASIS, 11*99e0aae7SDavid Rees# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12*99e0aae7SDavid Rees# See the License for the specific language governing permissions and 13*99e0aae7SDavid Rees# limitations under the License. 14*99e0aae7SDavid Rees 15*99e0aae7SDavid Rees-- Test .emb with a struct with several consecutive packed fields. 16*99e0aae7SDavid Rees-- 17*99e0aae7SDavid Rees-- This particular case stresses generated code; common subexpression 18*99e0aae7SDavid Rees-- elimination is needed in the code generator or else the generated code is 19*99e0aae7SDavid Rees-- very, *very* slow when compiled without optimizations. 20*99e0aae7SDavid Rees 21*99e0aae7SDavid Rees[$default byte_order: "BigEndian"] 22*99e0aae7SDavid Rees[(cpp) namespace: "emboss::test"] 23*99e0aae7SDavid Rees 24*99e0aae7SDavid Reesstruct Length: 25*99e0aae7SDavid Rees 0 [+1] UInt length 26*99e0aae7SDavid Rees 27*99e0aae7SDavid Reesstruct Data: 28*99e0aae7SDavid Rees 0 [+1] Length length 29*99e0aae7SDavid Rees 1 [+length.length] UInt:8[] data 30*99e0aae7SDavid Rees 31*99e0aae7SDavid Reesstruct PackedFields: 32*99e0aae7SDavid Rees 0 [+1] Length length1 (l1) 33*99e0aae7SDavid Rees 0 [+l1.length+1] Data data1 (d1) 34*99e0aae7SDavid Rees let o1 = d1.$size_in_bytes 35*99e0aae7SDavid Rees o1 [+1] Length length2 (l2) 36*99e0aae7SDavid Rees o1 [+l2.length+1] Data data2 (d2) 37*99e0aae7SDavid Rees let o2 = o1 + d2.$size_in_bytes 38*99e0aae7SDavid Rees o2 [+1] Length length3 (l3) 39*99e0aae7SDavid Rees o2 [+l3.length+1] Data data3 (d3) 40*99e0aae7SDavid Rees let o3 = o2 + d3.$size_in_bytes 41*99e0aae7SDavid Rees o3 [+1] Length length4 (l4) 42*99e0aae7SDavid Rees o3 [+l4.length+1] Data data4 (d4) 43*99e0aae7SDavid Rees let o4 = o3 + d4.$size_in_bytes 44*99e0aae7SDavid Rees o4 [+1] Length length5 (l5) 45*99e0aae7SDavid Rees o4 [+l5.length+1] Data data5 (d5) 46*99e0aae7SDavid Rees let o5 = o4 + d5.$size_in_bytes 47*99e0aae7SDavid Rees o5 [+1] Length length6 (l6) 48*99e0aae7SDavid Rees o5 [+l6.length+1] Data data6 (d6) 49