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warmup

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This commit is contained in:
goksu 2023-08-03 19:08:57 +03:00
parent fae5e8c941
commit d7371720b0
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2 changed files with 51 additions and 23 deletions
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2
builds/testing.mk
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@ -3,7 +3,7 @@ FTBENCH_DIR = $(TOP_DIR)/src/tools/ftbench
FTBENCH_SRC = $(FTBENCH_DIR)/ftbench.c
FTBENCH_OBJ = $(OBJ_DIR)/bench.$(SO)
FTBENCH_BIN = $(OBJ_DIR)/bench$E
FTBENCH_FLAG ?= -c 100
FTBENCH_FLAG ?= -c 500 -w 1
INCLUDES = $(TOP_DIR)/include
FONTS = $(wildcard $(FTBENCH_DIR)/fonts/*.ttf)
BASELINE_DIR = $(OBJ_DIR)/baseline/

72
src/tools/ftbench/ftbench.c
View File

@ -98,6 +98,7 @@
#define CACHE_SIZE 1024
#define BENCH_TIME 2.0
#define WARMUP_TIME 1.0
#define FACE_SIZE 10
@ -268,11 +269,13 @@
benchmark( FT_Face face,
btest_t* test,
int max_iter,
double max_time )
double max_time,
double warmup )
{
int n, done;
btimer_t timer, elapsed;
double warmup_time = warmup * 1E6; // Convert to microseconds
if ( test->cache_first )
{
@ -286,15 +289,28 @@
TIMER_RESET( &timer );
TIMER_RESET( &elapsed );
int is_warmup = 1;
for ( n = 0, done = 0; !max_iter || n < max_iter; n++ )
{
if ( is_warmup )
n = 0;
TIMER_START( &elapsed );
done += test->bench( &timer, face, test->user_data );
TIMER_STOP( &elapsed );
if ( TIMER_GET( &elapsed ) > 1E6 * max_time )
if ( is_warmup && TIMER_GET( &elapsed ) > warmup_time )
{
is_warmup = 0;
done = 0;
TIMER_RESET( &timer );
TIMER_RESET( &elapsed );
}
else if ( !is_warmup && TIMER_GET( &elapsed ) > 1E6 * max_time )
break;
}
@ -1010,7 +1026,7 @@
ps_hinting_engine_names[ps_hinting_engines[0]],
ps_hinting_engine_names[ps_hinting_engines[1]] );
// TODO: add here -w option
fprintf( stderr,
"\n"
"ftbench: run FreeType benchmarks\n"
@ -1101,6 +1117,7 @@
unsigned int size = FACE_SIZE;
int max_iter = 0;
double max_time = BENCH_TIME;
double warmup_time = WARMUP_TIME;
int j;
unsigned int versions[2] = { TT_INTERPRETER_VERSION_35,
@ -1172,7 +1189,7 @@
int opt;
opt = getopt( argc, argv, "a:b:Cc:e:f:H:I:i:l:m:pr:s:t:v" );
opt = getopt( argc, argv, "a:b:Cc:e:f:H:I:i:l:m:pr:s:t:w:v" );
if ( opt == -1 )
break;
@ -1340,6 +1357,15 @@
printf( "\n" );
exit( 0 );
}
break;
case 'w':
warmup_time = atof( optarg );
if ( warmup_time < 0 )
warmup_time = -warmup_time;
break;
/* break; */
default:
@ -1428,6 +1454,8 @@
if ( max_iter )
printf( "number of iterations for each test: at most %d\n",
max_iter );
printf( "number of seconds as warmup time before all tests: %.0f\n",
warmup_time );
printf( "\n"
"executing tests:\n" );
@ -1451,7 +1479,7 @@
case FT_BENCH_LOAD_GLYPH:
test.title = "Load";
test.bench = test_load;
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
if ( cache_man )
{
@ -1461,7 +1489,7 @@
{
test.title = "Load (image cached)";
test.bench = test_image_cache;
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
}
if ( !FTC_SBitCache_New( cache_man, &sbit_cache ) )
@ -1469,7 +1497,7 @@
test.title = "Load (sbit cached)";
test.bench = test_sbit_cache;
if ( size )
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
else
printf( " %-25s disabled (size = 0)\n", test.title );
}
@ -1482,24 +1510,24 @@
test.title = "Load_Advances (Normal)";
test.bench = test_load_advances;
flags = FT_LOAD_DEFAULT;
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
test.title = "Load_Advances (Fast)";
test.bench = test_load_advances;
flags = FT_LOAD_TARGET_LIGHT;
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
test.title = "Load_Advances (Unscaled)";
test.bench = test_load_advances;
flags = FT_LOAD_NO_SCALE;
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
break;
case FT_BENCH_RENDER:
test.title = "Render";
test.bench = test_render;
if ( size )
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
else
printf( " %-25s disabled (size = 0)\n", test.title );
break;
@ -1507,13 +1535,13 @@
case FT_BENCH_GET_GLYPH:
test.title = "Get_Glyph";
test.bench = test_get_glyph;
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
break;
case FT_BENCH_GET_CBOX:
test.title = "Get_CBox";
test.bench = test_get_cbox;
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
break;
case FT_BENCH_GET_BBOX:
@ -1525,7 +1553,7 @@
/* rotate outlines by 30 degrees so that CBox and BBox differ */
FT_Set_Transform( face, &rot30, NULL );
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
FT_Set_Transform( face, NULL, NULL );
}
break;
@ -1544,7 +1572,7 @@
test.title = "Get_Char_Index";
test.bench = test_get_char_index;
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
if ( cache_man &&
!FTC_CMapCache_New( cache_man, &cmap_cache ) )
@ -1553,7 +1581,7 @@
test.title = "Get_Char_Index (cached)";
test.bench = test_cmap_cache;
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
}
free( charset.code );
@ -1564,20 +1592,20 @@
case FT_BENCH_CMAP_ITER:
test.title = "Iterate CMap";
test.bench = test_cmap_iter;
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
break;
case FT_BENCH_NEW_FACE:
test.title = "New_Face";
test.bench = test_new_face;
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
break;
case FT_BENCH_EMBOLDEN:
test.title = "Embolden";
test.bench = test_embolden;
if ( size )
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
else
printf( " %-25s disabled (size = 0)\n", test.title );
break;
@ -1586,7 +1614,7 @@
test.title = "Stroke";
test.bench = test_stroke;
if ( size )
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
else
printf( " %-25s disabled (size = 0)\n", test.title );
break;
@ -1594,7 +1622,7 @@
case FT_BENCH_NEW_FACE_AND_LOAD_GLYPH:
test.title = "New_Face & load glyph(s)";
test.bench = test_new_face_and_load_glyph;
benchmark( face, &test, max_iter, max_time );
benchmark( face, &test, max_iter, max_time, warmup_time );
break;
}
}