AriasCreations/LSL-PyOptimizer
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Add a bunch of optimizations. Fix || and && results.

Browse source 
Notably, addition/subtraction, and llGetListLength -> !=[]

But also parenthesis removal etc.

With test coverage.
This commit is contained in:
Sei Lisa 2014-07-31 02:45:28 +02:00
parent 0a567b0a39
commit 6ec39aa745
2 changed files with 237 additions and 35 deletions
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39
testparser.py
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@ -253,12 +253,15 @@ class Test03_Optimizer(UnitTestCase):
list a;
float f;
vector v=<1,2,f>;<1,2,3>;<1,2,3,4>;v.x;
v-<0,0,0>;<0,0,0>-v;v+<0,0,0>;<0,0,0>+v;
[]+f;
integer j = 3||4&&5|6^7&8.==9!=10.e+01f<11<=12>13.>=14<<15>>16==0&&3==
++f-f++-(3 + llFloor(f)<<3 << 32) - 2 - 0;
integer k = 2 + (3 * 25 - 4)/2 % 9;
a = 3; a += !3;
f += 4; f += -4.3;
integer i;
i = llGetListLength(L);
print(3+2);
for(i=3,i;1;){}
i |= !i;
@ -270,6 +273,8 @@ class Test03_Optimizer(UnitTestCase):
if (i) if (i); else ; while (i) ; do ; while (i); for(;i;);
do while (1); while(1); for(;1;);
for (i=0,i;0;);for(i=0,i=0;0;);return;
(i-i)+(i-3)+(-i+i)+(-i-i)+(i+1)+(-i+1)+(i-1)+(-i-1)+(0.0+i);
((-i)+j);((-i)+i);i-2;-i-2;2-i;
}}''',
['explicitcast','extendedtypecast','extendedassignment',
'extendedglobalexpr', 'allowmultistrings', 'allowkeyconcat']
@ -277,22 +282,30 @@ class Test03_Optimizer(UnitTestCase):
self.opt.optimize(p)
self.opt.optimize(p, ())
print self.outscript.output(p)
p = self.parser.parse('''string s = llUnescapeURL("%09");default{timer(){float f=llSqrt(-1);}}''',
['explicitcast','extendedtypecast','extendedassignment',
p = self.parser.parse('''string s = llUnescapeURL("%09");default{timer(){float f=llSqrt(-1);
integer i;-(-(0.0+i));!!(!~~(!(i)));[]+i;}}''',
['extendedtypecast','extendedassignment',
'extendedglobalexpr', 'allowmultistrings', 'allowkeyconcat']
)
self.opt.optimize(p, ['optimize','foldtabs'])
print self.outscript.output(p)
def test_regression(self):
p = self.parser.parse('''
integer a;
x() { if (1) { string s = "x"; s = s + (string)a; } }
default { timer() { } }
''', ['extendedassignment'])
self.opt.optimize(p)
self.outscript.output(p)
p = self.parser.parse('''
key k = "blah";
out = self.outscript.output(p)
self.assertEqual(out, 'integer a;\nx()\n{\n {\n '
'string s = "x";\n s = s + (string)a;\n }\n}\n'
'default\n{\n timer()\n {\n }\n}\n'
)
p = self.parser.parse(
'''key k = "blah";
list L = [k, "xxxx", 1.0];
float f;
vector v = <f, 3, 4>;
@ -301,10 +314,20 @@ class Test03_Optimizer(UnitTestCase):
''', ['extendedassignment'])
self.opt.optimize(p)
out = self.outscript.output(p)
print out
self.assertEqual(out, 'key k = "blah";\nlist L = [k, "xxxx", 1.];\n'
'float f;\nvector v = <0, 3, 4>;\ndefault\n{\n timer()\n'
' {\n }\n}\n')
'float f;\nvector v = <0, 3, 4>;\n'
'default\n{\n timer()\n {\n }\n}\n'
)
p = self.parser.parse('list L;float f=llList2Float(L, 0);default{timer(){}}',
['extendedglobalexpr'])
self.opt.optimize(p)
out = self.outscript.output(p)
print out
self.assertEqual(out, 'list L;\nfloat f = 0;\n'
'default\n{\n timer()\n {\n }\n}\n')
def tearDown(self):
del self.parser