> -ftime-report
I added this to makefile and here is the output of "make":
g++ -I../../include -I../../../Arrangement_2/include -ggdb -ftime-report
-Wall
'-I/home/naderan/CGAL-3.2/include/CGAL/config/i686_Linux-2.6_g++-3.3.3'
'-I/home/naderan/CGAL-3.2/include' -I/usr/X11R6/include
-I/usr/lib/qt-3.3/include -DCGAL_USE_CGAL_CORE -c MD_demo.cpp
Execution times (seconds)
TOTAL : 0.52 0.12 4.50
Execution times (seconds)
garbage collection : 1.19 ( 1%) usr 0.08 ( 0%) sys 3.50 ( 3%) wall
cfg construction : 0.35 ( 0%) usr 0.01 ( 0%) sys 0.50 ( 0%) wall
cfg cleanup : 0.10 ( 0%) usr 0.01 ( 0%) sys 0.50 ( 0%) wall
trivially dead code : 0.17 ( 0%) usr 0.02 ( 0%) sys 0.50 ( 0%) wall
life analysis : 0.89 ( 1%) usr 0.01 ( 0%) sys 2.50 ( 2%) wall
life info update : 0.44 ( 1%) usr 0.01 ( 0%) sys 0.50 ( 0%) wall
preprocessing : 1.36 ( 2%) usr 0.86 ( 4%) sys 3.00 ( 2%) wall
lexical analysis : 1.66 ( 2%) usr 2.16 ( 9%) sys 5.00 ( 4%) wall
parser : 20.06 (23%) usr 5.82 (25%) sys 33.00 (25%) wall
name lookup : 14.02 (16%) usr 13.70 (58%) sys 30.00 (22%) wall
expand : 2.17 ( 3%) usr 0.03 ( 0%) sys 2.50 ( 2%) wall
varconst : 0.90 ( 1%) usr 0.12 ( 1%) sys 2.00 ( 1%) wall
integration : 1.28 ( 1%) usr 0.02 ( 0%) sys 3.00 ( 2%) wall
jump : 0.53 ( 1%) usr 0.06 ( 0%) sys 1.50 ( 1%) wall
flow analysis : 0.15 ( 0%) usr 0.01 ( 0%) sys 0.00 ( 0%) wall
mode switching : 0.41 ( 0%) usr 0.02 ( 0%) sys 1.50 ( 1%) wall
scheduling : 0.00 ( 0%) usr 0.01 ( 0%) sys 0.00 ( 0%) wall
local alloc : 1.18 ( 1%) usr 0.03 ( 0%) sys 1.00 ( 1%) wall
global alloc : 3.38 ( 4%) usr 0.04 ( 0%) sys 5.50 ( 4%) wall
flow 2 : 0.36 ( 0%) usr 0.00 ( 0%) sys 0.50 ( 0%) wall
machine dep reorg : 0.00 ( 0%) usr 0.01 ( 0%) sys 0.00 ( 0%) wall
shorten branches : 0.81 ( 1%) usr 0.00 ( 0%) sys 0.00 ( 0%) wall
reg stack : 0.02 ( 0%) usr 0.01 ( 0%) sys 0.00 ( 0%) wall
final : 1.74 ( 2%) usr 0.16 ( 1%) sys 2.00 ( 1%) wall
symout : 31.12 (36%) usr 0.25 ( 1%) sys 34.50 (26%) wall
rest of compilation : 1.73 ( 2%) usr 0.09 ( 0%) sys 0.50 ( 0%) wall
TOTAL : 86.03 23.54 133.50
g++ -o MD_demo MD_demo.o
'-L/home/naderan/CGAL-3.2/lib/i686_Linux-2.6_g++-3.3.3' -L/usr/X11R6/lib
-L/usr/lib/qt-3.3/lib
-Wl,-R/home/naderan/CGAL-3.2/lib/i686_Linux-2.6_g++-3.3.3:/usr/X11R6/lib:/usr/lib/qt-3.3/lib
-lCGAL -lcore++ -lCGALQt -lqt-mt -lz -lmpfr -lgmpxx -lgmp -lX11 -lm
g++ -I../../include -I../../../Arrangement_2/include -ggdb -ftime-report
-Wall
'-I/home/naderan/CGAL-3.2/include/CGAL/config/i686_Linux-2.6_g++-3.3.3'
'-I/home/naderan/CGAL-3.2/include' -I/usr/X11R6/include
-I/usr/lib/qt-3.3/include -DCGAL_USE_CGAL_CORE -c VVc_demo.cpp
In file included from /home/naderan/CGAL-3.2/include/CGAL/config.h:35,
from /home/naderan/CGAL-3.2/include/CGAL/basic.h:28,
from VVc_demo.cpp:28:
/home/naderan/CGAL-3.2/include/CGAL/config/i686_Linux-2.6_g++-3.3.3/CGAL/compiler_config.h:312:1:
warning: "CGAL_USE_GMP" redefined
VVc_demo.cpp:24:1: warning: this is the location of the previous definition
Execution times (seconds)
TOTAL : 0.51 0.07 0.50
Execution times (seconds)
garbage collection : 1.79 ( 1%) usr 0.05 ( 0%) sys 2.50 ( 1%) wall
cfg construction : 0.47 ( 0%) usr 0.02 ( 0%) sys 0.50 ( 0%) wall
cfg cleanup : 0.09 ( 0%) usr 0.02 ( 0%) sys 0.00 ( 0%) wall
trivially dead code : 0.15 ( 0%) usr 0.00 ( 0%) sys 0.00 ( 0%) wall
life analysis : 1.22 ( 1%) usr 0.01 ( 0%) sys 4.00 ( 2%) wall
life info update : 0.51 ( 0%) usr 0.01 ( 0%) sys 0.00 ( 0%) wall
preprocessing : 1.38 ( 1%) usr 1.17 ( 4%) sys 2.00 ( 1%) wall
lexical analysis : 1.66 ( 1%) usr 1.82 ( 7%) sys 2.00 ( 1%) wall
parser : 25.97 (16%) usr 6.76 (25%) sys 32.50 (16%) wall
name lookup : 18.50 (11%) usr 16.23 (59%) sys 39.00 (19%) wall
expand : 3.23 ( 2%) usr 0.05 ( 0%) sys 3.50 ( 2%) wall
varconst : 1.02 ( 1%) usr 0.14 ( 1%) sys 1.00 ( 0%) wall
integration : 1.27 ( 1%) usr 0.00 ( 0%) sys 3.50 ( 2%) wall
jump : 0.47 ( 0%) usr 0.06 ( 0%) sys 1.50 ( 1%) wall
flow analysis : 0.15 ( 0%) usr 0.03 ( 0%) sys 0.00 ( 0%) wall
mode switching : 0.54 ( 0%) usr 0.04 ( 0%) sys 1.00 ( 0%) wall
scheduling : 0.02 ( 0%) usr 0.01 ( 0%) sys 0.00 ( 0%) wall
local alloc : 1.51 ( 1%) usr 0.04 ( 0%) sys 2.00 ( 1%) wall
global alloc : 4.28 ( 3%) usr 0.06 ( 0%) sys 4.50 ( 2%) wall
flow 2 : 0.57 ( 0%) usr 0.03 ( 0%) sys 0.00 ( 0%) wall
machine dep reorg : 0.02 ( 0%) usr 0.01 ( 0%) sys 0.00 ( 0%) wall
shorten branches : 0.95 ( 1%) usr 0.00 ( 0%) sys 0.50 ( 0%) wall
reg stack : 0.04 ( 0%) usr 0.01 ( 0%) sys 0.00 ( 0%) wall
final : 2.57 ( 2%) usr 0.29 ( 1%) sys 1.00 ( 0%) wall
symout : 96.70 (58%) usr 0.40 ( 1%) sys 102.00 (50%) wall
rest of compilation : 2.20 ( 1%) usr 0.18 ( 1%) sys 3.00 ( 1%) wall
TOTAL : 167.29 27.44 206.00
g++ -o VVc_demo VVc_demo.o
'-L/home/naderan/CGAL-3.2/lib/i686_Linux-2.6_g++-3.3.3' -L/usr/X11R6/lib
-L/usr/lib/qt-3.3/lib
-Wl,-R/home/naderan/CGAL-3.2/lib/i686_Linux-2.6_g++-3.3.3:/usr/X11R6/lib:/usr/lib/qt-3.3/lib
-lCGAL -lcore++ -lCGALQt -lqt-mt -lz -lmpfr -lgmpxx -lgmp -lX11 -lm
Where is the total make time?? Is it 206 second? or 206 + 133 second? I
think the compilation time was longer than the
Sergei Organov-3 wrote:
>
> mahmoodn <nt_mahmood@xxxxxxxxx> writes:
>
>> How it is possible to measure compilation time in gcc? any macro,
>> script...
>
> `-ftime-report'
> Makes the compiler print some statistics about the time consumed
> by each pass when it finishes.
>
> --
> Sergei.
>
>
>
--
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