/
bignum.t
1219 lines (1111 loc) · 19.6 KB
/
bignum.t
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#! perl
# Copyright (C) 2009, Parrot Foundation.
use strict;
use warnings;
use lib qw( . lib ../lib ../../lib );
use Test::More;
use Parrot::Test;
use Parrot::Config;
=head1 NAME
t/pmc/bignum.t - BigNum PMC
=head1 SYNOPSIS
% prove t/pmc/bignum.t
=head1 DESCRIPTION
Tests the BigNum PMC.
=cut
if ( $PConfig{gmp} ) {
plan tests => 45;
}
else {
plan skip_all => "No BigNum PMC enabled";
}
my $vers_check = <<'EOP';
.sub main :main
.local pmc b, ar
.local string v
.local int ma, mi, pa
b = new ['BigNum']
v = b.'version'()
ar = split '.', v
ma = ar[0]
mi = ar[1]
pa = ar[2]
if ma >= 4 goto ge_4
warn:
print 'GMP version '
print v
say " is buggy with huge digit multiply - please upgrade"
end
ge_4:
if mi >= 2 goto ok
if mi == 0 goto warn
# test 4.1.x
if pa >= 4 goto ok
goto warn
end
ok:
.end
EOP
if ( $PConfig{gmp} ) {
# argh
my $parrot = '.' . $PConfig{slash} . 'parrot' . $PConfig{exe};
my $test = 'temp_gmp_vers.pir';
open my $O, '>', "$test" or die "can't open $test: $!";
print $O $vers_check;
close $O;
my $warn = `$parrot $test`;
diag $warn if $warn;
unlink $test;
}
pasm_output_is( <<'CODE', <<'OUT', "create" );
.pcc_sub :main main:
new P0, ['BigNum']
say "ok"
end
CODE
ok
OUT
pasm_output_is( <<'CODE', <<'OUT', "set/get int" );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, 999999
set I1, P0
say I1
get_repr S0, P0
say S0
new P1, ['BigNum']
set P1, 22.2
setref P0, P1
set N0, P0
say N0
end
CODE
999999
999999N
22.2
OUT
pasm_output_is( <<'CODE', <<'OUT', "set/get keyed string" );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, 14
set S0, P0[16]
say S0
set P0, 26
set S0, P0[8]
say S0
set P0[16], "1F"
set S0, P0
say S0
end
CODE
e
32
31
OUT
pasm_output_is( <<'CODE', <<'OUT', "destroy on copy" );
.pcc_sub :main main:
new P0, ['BigNum']
new P1, ['BigNum']
set P0, 4183
set P1, 33
copy P0, P1
say P0
end
CODE
33
OUT
pasm_output_is( <<'CODE', <<'OUT', "clone equality" );
.pcc_sub :main main:
.include 'fp_equality.pasm'
new P0, ['BigNum']
set P0, 56.743
clone P1, P0
set N0, P0
set N1, P1
.fp_eq_pasm(N0, N1, OK1)
print "not "
OK1:print "ok\n"
end
CODE
ok
OUT
pasm_output_is( <<'CODE', <<'OUT', "inc/dec" );
.pcc_sub :main main:
.include 'fp_equality.pasm'
new P0, ['BigNum']
set P0, 5.5
inc P0
set N0, P0
.fp_eq_pasm(N0, 6.5, OK1)
print "not "
OK1:say "ok 1"
set P0, 5.5
dec P0
set N0, P0
.fp_eq_pasm(N0, 4.5, OK2)
print "not "
OK2:say "ok 2"
end
CODE
ok 1
ok 2
OUT
pasm_output_is( <<"CODE", <<'OUT', "set int, get double" );
.pcc_sub :main main:
.include 'fp_equality.pasm'
new P0, ['BigNum']
set P0, 999999
set N1, P0
.fp_eq_pasm(N1, 999999.0, OK1)
print "not "
OK1: say "ok 1"
set P0, -999999
set N1, P0
.fp_eq_pasm(N1, -999999.0, OK2)
print "not "
OK2: say "ok 2"
set P0, 2147483646
set N1, P0
.fp_eq_pasm(N1, 2.147483646e9, OK3)
print "not "
OK3: say "ok 3"
set P0, -2147483646
set N1, P0
.fp_eq_pasm(N1, -2.147483646e9, OK4)
print "not "
OK4: say "ok 4"
end
CODE
ok 1
ok 2
ok 3
ok 4
OUT
my @todo_str = ( todo => "bignum strings");
pasm_output_is( <<'CODE', <<'OUT', "set double, get str", @todo_str );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, 1.23e12
say P0
set P0, "1230000000000.0000000000000000122"
say P0
end
CODE
1230000000000
1230000000000.0000000000000000122
OUT
pasm_output_is( <<'CODE', <<'OUT', "add", @todo_str);
.pcc_sub :main main:
new P0, ['BigNum']
set P0, 999999.5
new P1, ['BigNum']
set P1, 1000000.5
new P2, ['BigNum']
add P2, P0, P1
set S0, P2
say S0
set P0, "12345678987654321"
set P1, "10000000000000000"
add P2, P1, P0
set S0, P2
say S0
new P1, ['Integer']
set P0, 942
set P1, -2
add P0, P0, P1
set S0, P0
say S0
push_eh THROWN
new P1, ['BigInt']
set P0, 100
set P1, 100
add P0, P0, P1
print "no "
THROWN:
pop_eh
say "exception thrown"
end
CODE
2000000
22345678987654321
940
exception thrown
OUT
pasm_output_is( <<'CODE', <<'OUT', "i_add", @todo_str );
.pcc_sub :main main:
new P0, ['BigNum']
new P1, ['Float']
set P0, 400
set P1, 3.75
add P0, P1
set S0, P0
say S0
new P1, ['BigNum']
set P0, 300
set P1, -200
add P0, P1
set S0, P0
say S0
new P1, ['Integer']
set P0, 300
set P1, -250
add P0, P1
set S0, P0
say S0
push_eh THROWN
new P1, ['BigInt']
set P1, 3
add P0, P1
print "no "
THROWN:
say "exception thrown"
set P0, 200
add P0, 5
set S0, P0
say S0
set P0, 200
add P0, 200.4
set S0, P0
say S0
end
CODE
403.75
100
50
exception thrown
205
400.4
OUT
pasm_output_is( <<'CODE', <<'OUT', "add_int", @todo_str );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, 999999
new P2, ['BigNum']
add P2, P0, 1000000
set S0, P2
say S0
set P0, "100000000000000000000.01"
add P2, P0, 1000000
set S0, P2
say S0
end
CODE
1999999
100000000000001000000.01
OUT
pasm_output_is( <<'CODE', <<'OUTPUT', "sub bignum" );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, 12345678
new P1, ['BigNum']
set P1, 5678
new P2, ['BigNum']
sub P2, P0, P1
set I0, P2
eq I0, 12340000, OK1
print "not "
OK1: say "ok 1"
set P0, "123456789012345678"
sub P2, P0, P1
new P3, ['BigNum']
set P3, "123456789012340000"
eq P2, P3, OK2
print "not "
OK2: say "ok 2"
set P1, "223456789012345678"
sub P2, P0, P1
set P3, "-100000000000000000"
eq P2, P3, OK3
print "not "
OK3: say "ok 3"
end
CODE
ok 1
ok 2
ok 3
OUTPUT
pasm_output_is( <<'CODE', <<'OUTPUT', "sub native int" );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, 12345678
new P2, ['BigNum']
sub P2, P0, 5678
set I0, P2
eq I0, 12340000, OK1
print "not "
OK1: say "ok 1"
set P0, "123456789012345678"
sub P2, P0, 5678
new P3, ['BigNum']
set P3, "123456789012340000"
eq P2, P3, OK2
print "not "
OK2: say "ok 2"
end
CODE
ok 1
ok 2
OUTPUT
pasm_output_is( <<'CODE', <<'OUTPUT', "sub other int" );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, 12345678
new P1, ['Integer']
set P1, 5678
new P2, ['BigNum']
sub P2, P0, P1
set I0, P2
eq I0, 12340000, OK1
print "not "
OK1: say "ok 1"
set P0, "123456789012345678"
sub P2, P0, P1
new P3, ['BigNum']
set P3, "123456789012340000"
eq P2, P3, OK2
print "not "
OK2: say "ok 2"
set P0, 9876543
new P4, ['Integer']
set P4, 44
sub P2, P0, P4
set I0, P2
eq I0, 9876499, OK3
print "not "
OK3: say "ok 3"
set P0, "9876543219876543"
sub P2, P0, P4
set P3, "9876543219876499"
eq P3, P2, OK4
print "not "
OK4: say "ok 4"
push_eh THROWN
new P1, ['BigInt']
set P0, 3
set P1, 3
sub P0, P0, P1
print "not "
THROWN:
say "ok 5"
end
CODE
ok 1
ok 2
ok 3
ok 4
ok 5
OUTPUT
pasm_output_is( <<'CODE', <<'OUTPUT', "i_subtract", todo => 'undiagnosed bug in i_subtract routine with immediate values' );
.pcc_sub :main main:
.include 'fp_equality.pasm'
new P0, ['BigNum']
new P1, ['BigNum']
set P0, 400
set P1, 99.5
sub P0, P1
set N0, P0
.fp_eq_pasm(N0, 300.5, OK1)
print "not "
OK1:say "ok 1"
new P1, ['Integer']
set P0, 100
set P1, -50
sub P0, P1
set N0, P0
.fp_eq_pasm(N0, 150.0, OK2)
print "not "
OK2:say "ok 2"
new P1, ['Float']
set P0, 50
set P1, 24.5
sub P0, P1
set N0, P0
.fp_eq_pasm(N0, 25.5, OK3)
print "not "
OK3:say "ok 3"
push_eh THROWN
new P1, ['BigInt']
set P1, 10
sub P0, P1
print "not "
THROWN:
pop_eh
say "ok 4"
set P0, 40
sub P0, 4
set N0, P0
.fp_eq_pasm(N0, 36.0, OK5)
print "not "
OK5:say "ok 5"
set P0, 40
sub P0, 1.0
set N0, P0
.fp_eq_pasm(N0, 39.0, OK6)
print "not "
OK6:say "ok 6"
end
CODE
ok 1
ok 2
ok 3
ok 4
ok 5
ok 6
OUTPUT
pasm_output_is( <<'CODE', <<'OUT', "mul", @todo_str );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, 999.999
new P1, ['BigNum']
set P1, 10.000005
new P2, ['BigNum']
mul P2, P0, P1
set S0, P2
say S0
new P1, ['Integer']
set P0, 444
set P1, 2
mul P0, P0, P1
set S0, P0
say S0
push_eh THROWN
new P1, ['BigInt']
set P1, 3
mul P0, P0, P1
print "no "
THROWN:
pop_eh
say "exception thrown"
set P0, 3
mul P0, P0, 2
set S0, P0
say S0
end
CODE
9999.994999995
888
exception thrown
6
OUT
pasm_output_is( <<'CODE', <<'OUT', "i_multiply", @todo_str );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, 50
new P1, ['BigNum']
set P1, 2
mul P0, P1
set S0, P0
say S0
new P1, ['Float']
set P0, 3
set P1, 5.5
mul P0, P1
set S0, P0
say S0
new P1, ['Integer']
set P0, 2
set P1, 4
mul P0, P1
set S0, P0
say S0
push_eh THROWN
new P1, ['BigInt']
set P1, 3
mul P0, P1
print "no "
THROWN:
pop_eh
say "exception thrown"
new P0, ['BigNum']
set P0, 3
mul P0, 2
set S0, P0
say S0
set P0, 2
mul P0, 2.5
set N0, P0
say N0
end
CODE
100
16.5
8
exception thrown
6
5
OUT
pasm_output_is( <<'CODE', <<'OUT', "mul_float", @todo_str);
.pcc_sub :main main:
new P0, ['BigNum']
set P0, 999.999
mul P2, P0, 10.000005
say P2
end
CODE
9999.994999995
OUT
pasm_output_is( <<'CODE', <<'OUT', "div bignum" );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, "100000000000000000000"
new P1, ['BigNum']
set P1, "100000000000000000000"
new P2, ['BigNum']
div P2, P0, P1
set I0, P2
eq I0, 1, OK1
print "not "
OK1: say "ok 1"
new P3, ['BigNum']
set P3, "10000000000000"
set P1, 10000000
div P2, P0, P1
eq P2, P3, OK2
print "not "
OK2: say "ok 2"
set P1, 10
set P3, "10000000000000000000"
div P2, P0, P1
eq P2, P3, OK3
print "not "
OK3: say "ok 3"
set P1, -1
set P3, "-100000000000000000000"
div P2, P0, P1
eq P2, P3, OK4
print "not "
OK4: say "ok 4"
end
CODE
ok 1
ok 2
ok 3
ok 4
OUT
pasm_output_is( <<'CODE', <<'OUT', "div native int" );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, "100000000000000000000"
new P1, ['BigNum']
div P1, P0, 10
new P2, ['BigNum']
set P2, "10000000000000000000"
eq P1, P2, OK1
print "not "
OK1: say "ok 1"
set P0, "100000000000000"
div P1, P0, 10000000
set P2, 10000000
eq P1, P2, OK2
print "not "
OK2: say "ok 2"
end
CODE
ok 1
ok 2
OUT
pasm_output_is( <<'CODE', <<'OUT', "div other int" );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, "100000000000000000000"
new P1, ['BigNum']
new P3, ['Integer']
set P3, 10
div P1, P0, P3
new P2, ['BigNum']
set P2, "10000000000000000000"
eq P1, P2, OK1
print "not "
OK1: say "ok 1"
set P0, "100000000000000"
new P4, ['Integer']
set P4, 10000000
div P1, P0, P4
set P2, 10000000
eq P1, P2, OK2
print "not "
OK2: say "ok 2"
end
CODE
ok 1
ok 2
OUT
pasm_output_is( <<'CODE', <<'OUT', "div float" );
.pcc_sub :main main:
new P0, ['BigNum']
set P0, "100000000000000000000"
new P1, ['BigNum']
div P1, P0, 10.0
new P2, ['BigNum']
set P2, "10000000000000000000"
eq P1, P2, OK1
print "not "
OK1: say "ok 1"
set P0, "100000000000000"
div P1, P0, -10.0
set P2, "-10000000000000"
eq P1, P2, OK2
print "not "
OK2: say "ok 2"
end
CODE
ok 1
ok 2
OUT
pasm_output_is( <<'CODE', <<'OUT', "i_divide" );
.pcc_sub :main main:
.include 'fp_equality.pasm'
new P0, ['BigNum']
new P1, ['BigNum']
set P0, 10000000000
set P1, 5000000000
div P0, P1
set N0, P0
.fp_eq_pasm(N0, 2.0, OK1)
print "not "
OK1:say "ok 1"
new P1, ['Integer']
set P0, 10
set P1, 4
div P0, P1
set N0, P0
.fp_eq_pasm(N0, 2.5, OK2)
print "not "
OK2:say "ok 2"
new P1, ['Float']
set P0, 6
set P1, 1.5
div P0, P1
set N0, P0
.fp_eq_pasm(N0, 4.0, OK3)
print "not "
OK3:say "ok 3"
push_eh THROWN
new P1, ['BigInt']
set P1, 3
div P0, P1
print "no "
THROWN:
pop_eh
say "exception thrown"
set P0, 10
div P0, -5
set N0, P0
.fp_eq_pasm(N0, -2.0, OK4)
print "not "
OK4:say "ok 4"
end
CODE
ok 1
ok 2
ok 3
exception thrown
ok 4
OUT
pasm_output_is( <<'CODE', <<'OUT', "floor_divide", todo => 'undiagnosed bug in floor division; no floor division is actually done.' );
.pcc_sub :main main:
.include 'fp_equality.pasm'
new P0, ['BigNum']
new P1, ['Integer']
set P0, 10
set P1, 4
fdiv P0, P0, P1
set N0, P0
.fp_eq_pasm(N0, 2.0, OK1)
print "not "
OK1:say "ok 1"
push_eh THROWN
new P1, ['Float']
set P1, 3.0
fdiv P0, P0, P1
print "no "
THROWN:
say "exception thrown"
set P0, 10
fdiv P0, P0, -4
set N0, P0
say N0
.fp_eq_pasm(N0, -2.0, OK2)
print "not "
OK2:say "ok 2"
new P1, ['BigNum']
set P0, 10
set P1, 4
fdiv P0, P1
set N0, P0
.fp_eq_pasm(N0, 2.0, OK3)
print "not "
OK3:say "ok 3"
new P1, ['Integer']
set P0, 22
set P1, 4
fdiv P0, P1
set N0, P0
.fp_eq_pasm(N0, 5.0, OK4)
print "not "
OK4:say "ok 4"
push_eh THROWN2
new P1, ['Float']
set P1, 3.0
fdiv P0, P1
print "no "
THROWN2:
say "exception thrown"
set P0, 10
fdiv P0, 4
set N0, P0
.fp_eq_pasm(N0, 2.0, OK5)
print "not "
OK5:say "ok 5"
end
CODE
ok 1
exception thrown
ok 2
ok 3
ok 4
exception thrown
ok 5
OUT
pasm_output_is( <<'CODE', <<'OUT', "equality and comparison" );
.pcc_sub :main main:
new P0, ['BigNum']
new P1, ['BigNum']
set P0, 3
set P1, 5
cmp I0, P0, P1
say I0
set P1, 2
cmp I0, P0, P1
say I0
set P1, 3
cmp I0, P0, P1
say I0
push_eh THROWN1
new P1, ['Float']
set P1, 3.3
iseq I0, P0, P1
print "no "
THROWN1:
pop_eh
say "exception thrown"
push_eh THROWN2
cmp I0, P0, P1
print "no "
THROWN2:
pop_eh
say "exception thrown"
end
CODE
-1
1
0
exception thrown
exception thrown
OUT
pir_output_is( <<'CODE', <<'OUT', "pow method" );
.include 'fp_equality.pasm'
.sub main :main
$P0 = new ['BigNum']
$P1 = new ['Integer']
$P0 = 5
$P1 = 3
$P0 = $P0.'pow'($P1)
$N0 = $P0
.fp_eq($N0, 125.0, OK1)
print "not "
OK1:say "ok 1"
$P0 = 2
$P1 = -1
$P0 = $P0.'pow'($P1)
$N0 = $P0
.fp_eq($N0, 0.5, OK2)
print "not "
OK2:say "ok 2"
$P0 = 2456347674
$P1 = 0
$P0 = $P0.'pow'($P1)
$N0 = $P0
.fp_eq($N0, 1, OK3)
print "not "
OK3:say "ok 3"
.end
CODE
ok 1
ok 2
ok 3
OUT
my @todo_sig = ( todo => "missing signature" );
for my $op ( "/", "%" ) {
for my $type ( "BigNum", "BigInt", "Integer" ) {
pir_output_is( <<"CODE", <<OUTPUT, "bignum $op by zero $type", ($op eq '/' and $type ne 'BigInt') ? () : @todo_sig );
.sub _main :main
\$P0 = new ['BigNum']
set \$P0, "1000000000000000000000.123"
\$P1 = new ['BigNum']
## divide by a zero $type
\$P2 = new ['$type']
set \$P2, 0
push_eh OK
\$P1 = \$P0 $op \$P2
say "fail"
pop_eh
OK:
get_results '0', \$P0
\$S0 = \$P0
say "ok"
say \$S0
.end
CODE
ok
Divide by zero
OUTPUT
}
}
{
my ( $a, $b, $c, $d, $e );
if ( $PConfig{intvalsize} == 8 ) {
$a = '9223372036854775806'; # 2**63-2
$b = '1';
$c = '9223372036854775807'; # still Integer
$d = '9223372036854775808'; # no more Integer
$e = '9223372036854775809'; # still no more Integer
}
elsif ( $PConfig{intvalsize} == 4 ) {
$a = '2147483646'; # 2**31-2
$b = '1';
$c = '2147483647'; # still Integer
$d = '2147483648'; # no more PerlInt
$e = '2147483649'; # still no more PerlInt
}
else {
die "\$PConfig{intvalsize} == $PConfig{intvalsize}?\n";
}
pasm_output_is( <<CODE, <<OUT, "add overflow Integer" );
.pcc_sub :main main:
new P0, ['Integer']
set P0, $a
new P1, ['Integer']
set P1, $b
new P2, ['Integer']
new P3, ['BigNum']
set I3, 3
lp:
add P2, P0, P1
set S0, P2
print S0
print " "
typeof S1, P2
say S1
add P1, $b
dec I3
if I3, lp
say "ok"
ex:
end
CODE
$c Integer