WebApr 12, 2024 · gprof使用步骤. 用gcc、g++、xlC编译程序时,使用-pg参数,如:g++ -pg -o test.exe test.cpp编译器会自动在目标代码中插入用于性能测试的代码片断,这些代码在程序运行时采集并记录函数的调用关系和调用次数,并记录函数自身执行时间和被调用函数的执行 … WebThe first step in generating profile information for your program is to compile and link it with profiling enabled. To compile a source file for profiling, specify the ‘-pg’ option when you run the compiler. (This is in addition to the options you normally use.)
gprof(1) - Linux manual page - Michael Kerrisk
WebUsing Gprof is a simple three or four step process, as shown below. 1. First, compile/link your application as you normally would, but be sure to include the -pg flag. Note that if you compile and link as separate steps in your application build, you will need to include -pg in both steps. % gcc -O3 -pg -o myprog myprog.c 2. Web"Gprof" reads the given object file (the default is "a.out") and establishes the relation between its symbol table and the call graph profile from gmon.out. If more than one … epson wf 2660 scanner treiber
C++ gprof与cachegrind配置文件_C++_Optimization_Profiling_Valgrind_Gprof …
WebNov 7, 2024 · gprofの使い方メモ sell gprof 基本 -pg でコンパイルして実行すると gmon.out というファイルが生成されるので、実行ファイルを第1引数、gmon.outを第二引数にして gprof を実行する。 $ gcc -pg main.c $ ./a.out $ gprof ./a.out gmon.out 出力 サンプリングされた回数が多い順の関数のリストと、コールグラフが見られる。 WebGNU gprof - Compiling a Program for Profiling Go to the first, previous, next, lastsection, table of contents. Compiling a Program for Profiling The first step in generating profile information for your program is to compile and link it with profiling enabled. To compile a source file for profiling, specify the `-pg'option when WebSep 22, 2013 · 10 Compiled a C++ program using gcc -pg -g (at least, those are the args I gave in the Makefile; don't have any hard evidence of what command was executed). Program ran to normal completion with CWD set to my home directory. No gmon.out file written. gcc is 4.4.7. OS is centos 6. My program was launched by a hand-rolled Perl … epson wf 2660 printing blank pages