Name
SPVM::Document::Benchmark - SPVM Performance Benchmark
Description
SPVM Performance Benchmark.
Benchmark
for loop addition
for loop addition benchmark.
Benchmark Result
SPVM | 83% faster than Perl 5.28 |
---|---|
SPVM precompile | 11562% faster than Perl 5.28 |
SPVM native(C lang) | 11846% faster than Perl 5.28 |
Benchmark raw output
Benchmark: timing 10000 iterations of perl5_28_sum, spvm_sum, spvm_sum, spvm_sum_precompile...
perl5_28_sum: 49 wallclock secs (48.96 usr + 0.02 sys = 48.98 CPU) @ 204.16/s (n=10000)
spvm_sum: 27 wallclock secs (26.75 usr + 0.00 sys = 26.75 CPU) @ 373.83/s (n=10000)
spvm_sum: 0 wallclock secs ( 0.41 usr + 0.00 sys = 0.41 CPU) @ 24390.24/s (n=10000)
spvm_sum_precompile: 1 wallclock secs ( 0.42 usr + 0.00 sys = 0.42 CPU) @ 23809.52/s (n=10000)
Rate perl5_28_sum spvm_sum spvm_sum_precompile spvm_sum
perl5_28_sum 204/s -- -45% -99% -99%
spvm_sum 374/s 83% -- -98% -98%
spvm_sum_precompile 23810/s 11562% 6269% -- -2%
spvm_sum 24390/s 11846% 6424% 2% --
Benchmark program
B<benchmark-synopsys.pl>
use
strict;
use
warnings;
use
FindBin;
# Initialize SPVM
use
strict;
use
warnings;
use
FindBin;
my
$bench_count
= 10000;
my
$loop_count
= 100000;
my
$result
= timethese(
$bench_count
, {
perl5_28_sum
=>
sub
{
perl_sum(
$loop_count
);
},
spvm_sum
=>
sub
{
SPVM::MyMath->spvm_sum(
$loop_count
);
},
spvm_sum_precompile
=>
sub
{
SPVM::MyMathPrecompile->spvm_sum(
$loop_count
);
},
spvm_sum
=>
sub
{
SPVM::MyMathNative->spvm_sum(
$loop_count
);
},
});
cmpthese
$result
;
sub
perl_sum {
my
(
$loop_count
) =
@_
;
my
$total
= 0;
for
(
my
$i
= 0;
$i
<
$loop_count
;
$i
++) {
$total
+=
$i
;
}
return
$total
;
}
SPVM/MyMath.spvm
class MyMath {
static method spvm_sum :
int
(
$loop_count
:
int
) {
my
$total
= 0;
for
(
my
$i
= 0;
$i
<
$loop_count
;
$i
++) {
$total
+=
$i
;
}
return
$total
;
}
}
SPVM/MyMathPrecompile.spvm
class MyMathPrecompile : precompile {
static method spvm_sum :
int
(
$loop_count
:
int
) {
my
$total
= 0;
for
(
my
$i
= 0;
$i
<
$loop_count
;
$i
++) {
$total
+=
$i
;
}
return
$total
;
}
}
SPVM/MyMathNative.spvm
class MyMathNative {
native static method spvm_sum :
int
(
$loop_count
:
int
);
}
SPVM/MyMath.config
SPVM/MyMathNative.c
#include "spvm_native.h"
int32_t SPVM__SPVM__MyMathNative__spvm_sum(SPVM_ENV* env, SPVM_VALUE* stack) {
int32_t loop_count = stack[0].ival;
int32_t total = 0;
for
(int32_t i = 0; i < loop_count; i++) {
total += i;
}
stack[0].ival = total;
return
0;
}