| // 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 |
| // |
| // http://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. |
| |
| package main |
| |
| import "fmt" |
| |
| func main() { |
| test(1, 2, 3) |
| } |
| |
| // This is the function we examine. After the preamble its stack should be |
| // pulled down 1*addrSize for the return PC plus 3*8 for the three |
| // arguments. That will be (1+3)*8=32 on 64-bit machines. |
| func test(a, b, c int64) int64 { |
| // Put in enough code that it's not inlined. |
| for a = 0; a < 100; a++ { |
| b += c |
| } |
| afterTest(a, b, c) |
| return b |
| } |
| |
| // This function follows test in the binary. We use it to force arguments |
| // onto the stack and as a delimiter in the text we scan in the test. |
| func afterTest(a, b, c int64) { |
| fmt.Println(a, b, c) |
| } |
