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Add dead code elimination module.

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Sei Lisa 2014-08-10 02:07:00 +02:00
parent e3d8533caf
commit 72b4b08cbe
2 changed files with 550 additions and 19 deletions
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65
testparser.py
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@ -302,12 +302,13 @@ class Test03_Optimizer(UnitTestCase):
'extendedglobalexpr', 'allowmultistrings', 'allowkeyconcat']
)
self.opt.optimize(p)
self.opt.optimize(p,['optimize','shrinknames'])
self.opt.optimize(p, ())
print self.outscript.output(p)
p = self.parser.parse('''string s = llUnescapeURL("%09");default{timer(){float f=llSqrt(-1);
integer i;i++;i=i;-(-(0.0+i));!!(!~~(!(i)));[]+i+s+f;}}''',
['extendedtypecast','extendedassignment',
integer i;i++;i=i;-(-(0.0+i));!!(!~~(!(i)));[]+i+s+f;llOwnerSay(s);}}''',
['extendedtypecast', 'extendedassignment',
'extendedglobalexpr', 'allowmultistrings', 'allowkeyconcat']
)
self.opt.optimize(p, ['optimize','foldtabs'])
@ -320,9 +321,7 @@ class Test03_Optimizer(UnitTestCase):
if (1) state another;}
default { timer() { state another; } }
state another { timer() { state default; } touch(integer num_det) {} }
''',
['optimize', 'shrinknames']
)
''')
self.opt.optimize(p, ['optimize','shrinknames'])
print self.outscript.output(p)
@ -348,9 +347,7 @@ class Test03_Optimizer(UnitTestCase):
if (1) state another;}
default { timer() { state another; } state_exit() {} }
state another { timer() { state default; } touch(integer num_det) {} }
''',
['optimize', 'shrinknames']
)
''')
self.opt.optimize(p, ['optimize','shrinknames'])
print self.outscript.output(p)
@ -377,37 +374,66 @@ class Test03_Optimizer(UnitTestCase):
if (1) state another;}
default { timer() { state another; } state_exit() {} }
state another { timer() { state default; } touch(integer num_det) {} }
''',
['optimize', 'shrinknames']
)
''')
self.opt.optimize(p, ['optimize','shrinknames'])
p = self.parser.parse(
'''integer i1; integer i2;
f(integer a, integer b, integer c, integer d, integer e){}
default{timer(){}}
''',
['optimize', 'shrinknames']
)
''')
self.opt.optimize(p, ['optimize','shrinknames'])
out = self.outscript.output(p)
self.assertEqual(out, 'default\n{\n timer()\n {\n }\n}\n')
p = self.parser.parse('integer j;integer f(){return 1;}'
'default{timer(){if (f()) jump x;jump x;@x;\n'
'if (j) jump x; else return;\n'
'}}',
['extendedglobalexpr'])
self.opt.optimize(p)
print self.outscript.output(p)
#
p = self.parser.parse(
'rotation v=<1,2,3,4>;rotation w=<v.z,0,0,0>;\n'
'integer f(integer x){return 1;}\n'
'float j=5;\n'
'default{touch(integer n){\n'
'v.x = 4; w.x;\n'
'vector u = llGetVel(); llOwnerSay((string)u.y);\n'
'vector v1=<llSetRegionPos(<1,1,1>),2,3>; float fq=v1.x;\n'
'rotation v2=<4,2,3,4>; v2.y;j;f(3);f(n);\n'
'while(1) do return; while(0);\n'
'}}',
['extendedglobalexpr'])
self.opt.optimize(p,['optimize', 'shrinknames'])
print self.outscript.output(p)
p = self.parser.parse(
'integer i=2;\n'
'default{state_entry(){\n'
'integer j=i+1; integer i=4; llSleep(i+j);\n'
'}}',
['extendedglobalexpr'])
self.opt.optimize(p, ['optimize', 'shrinknames'])
print self.outscript.output(p)
def test_regression(self):
p = self.parser.parse('''
integer a;
integer a; float f = 3;
x() { if (1) { string s = "x"; s = s + (string)a; } }
default { timer() { x();a=3;llOwnerSay((string)a); } }
default { timer() { x();a=3;llOwnerSay((string)a); list L; L = [f];
} }
''', ['extendedassignment'])
self.opt.optimize(p)
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 x();\n a = 3;\n'
' llOwnerSay((string)a);\n }\n}\n'
' llOwnerSay((string)a);\n [((float)(3))];\n'
' }\n}\n'
)
p = self.parser.parse(
@ -417,7 +443,8 @@ class Test03_Optimizer(UnitTestCase):
integer i = 0;
vector v = <f, 3, 4>;
default{timer(){f=4;k="";i=0;v=<0,0,0>;L=[];llOwnerSay((string)(L+f+i+v+k));}}
default{timer(){f=4;k="";i=0;v=<0,0,0>;L=[];
llOwnerSay((string)(L+f+i+v+k));}}
''', ['extendedassignment'])
self.opt.optimize(p)
out = self.outscript.output(p)