log.txt

['main.py', 'src/call.pl0', 'obj/call.s']
start <function Parser.program at 0xffffb964fee0>
getsym: varsym var
start <function Parser.block at 0xffffb964fb80>
accepting constsym == varsym
accepting varsym == varsym
getsym: ident x
start <function Parser.vardef at 0xffffb964fdc0>
expecting ident
accepting ident == ident
getsym: comma ,
accepting lspar == comma
accepting colon == comma
end <function Parser.vardef at 0xffffb964fdc0>
accepting comma == comma
getsym: ident squ
start <function Parser.vardef at 0xffffb964fdc0>
expecting ident
accepting ident == ident
getsym: semicolon ;
accepting lspar == semicolon
accepting colon == semicolon
end <function Parser.vardef at 0xffffb964fdc0>
accepting comma == semicolon
expecting semicolon
accepting semicolon == semicolon
getsym: procsym procedure
accepting constsym == procsym
accepting varsym == procsym
accepting paramsym == procsym
accepting procsym == procsym
getsym: ident square
expecting ident
accepting ident == ident
getsym: lparen (
accepting lparen == lparen
getsym: ident y
start <function Parser.vardef at 0xffffb964fdc0>
expecting ident
accepting ident == ident
getsym: rparen )
accepting lspar == rparen
accepting colon == rparen
end <function Parser.vardef at 0xffffb964fdc0>
accepting comma == rparen
expecting rparen
accepting rparen == rparen
getsym: varsym var
DEBUG: function square with 1 parameters
start <function Parser.block at 0xffffb964fb80>
accepting constsym == varsym
accepting varsym == varsym
getsym: ident y
start <function Parser.vardef at 0xffffb964fdc0>
expecting ident
accepting ident == ident
getsym: semicolon ;
accepting lspar == semicolon
accepting colon == semicolon
end <function Parser.vardef at 0xffffb964fdc0>
accepting comma == semicolon
expecting semicolon
accepting semicolon == semicolon
getsym: beginsym begin
accepting constsym == beginsym
accepting varsym == beginsym
accepting paramsym == beginsym
accepting procsym == beginsym
start <function Parser.statement at 0xffffb964fa60>
accepting ident == beginsym
accepting callsym == beginsym
accepting beginsym == beginsym
getsym: ident y
StatList : new 281473792177440
start <function Parser.statement at 0xffffb964fa60>
accepting ident == ident
getsym: becomes :=
Looking up y
Looking up y
expecting becomes
accepting becomes == becomes
getsym: ident y
start <function Parser.expression at 0xffffb964f820>
start <function Parser.term at 0xffffb964f700>
start <function Parser.factor at 0xffffb964f5e0>
accepting ident == ident
getsym: times *
Looking up y
Looking up y
accepting inc == times
end <function Parser.factor at 0xffffb964f5e0>
getsym: ident y
start <function Parser.factor at 0xffffb964f5e0>
accepting ident == ident
getsym: semicolon ;
Looking up y
Looking up y
accepting inc == semicolon
end <function Parser.factor at 0xffffb964f5e0>
end <function Parser.term at 0xffffb964f700>
end <function Parser.expression at 0xffffb964f820>
end <function Parser.statement at 0xffffb964fa60>
StatList: appending 281473791872592 of type <class 'ir.AssignStat'> to 281473792177440
accepting semicolon == semicolon
getsym: retsym return
start <function Parser.statement at 0xffffb964fa60>
accepting ident == retsym
accepting callsym == retsym
accepting beginsym == retsym
accepting ifsym == retsym
accepting whilesym == retsym
accepting forsym == retsym
accepting print == retsym
accepting read == retsym
accepting retsym == retsym
getsym: ident y
start <function Parser.expression at 0xffffb964f820>
start <function Parser.term at 0xffffb964f700>
start <function Parser.factor at 0xffffb964f5e0>
accepting ident == ident
getsym: endsym end
Looking up y
Looking up y
accepting inc == endsym
end <function Parser.factor at 0xffffb964f5e0>
end <function Parser.term at 0xffffb964f700>
end <function Parser.expression at 0xffffb964f820>
end <function Parser.statement at 0xffffb964fa60>
StatList: appending 281473791872736 of type <class 'ir.ReturnStat'> to 281473792177440
accepting semicolon == endsym
expecting endsym
accepting endsym == endsym
getsym: beginsym begin
StatList 281473792177440 : [ 281473791872592 281473791872736 ]
end <function Parser.statement at 0xffffb964fa60>
end <function Parser.block at 0xffffb964fb80>
Looking up square
accepting procsym == beginsym
start <function Parser.statement at 0xffffb964fa60>
accepting ident == beginsym
accepting callsym == beginsym
accepting beginsym == beginsym
getsym: ident x
StatList : new 281473791872928
start <function Parser.statement at 0xffffb964fa60>
accepting ident == ident
getsym: becomes :=
Looking up x
Looking up x
expecting becomes
accepting becomes == becomes
getsym: minus -
start <function Parser.expression at 0xffffb964f820>
getsym: number 1
start <function Parser.term at 0xffffb964f700>
start <function Parser.factor at 0xffffb964f5e0>
accepting ident == number
accepting number == number
getsym: semicolon ;
end <function Parser.factor at 0xffffb964f5e0>
end <function Parser.term at 0xffffb964f700>
end <function Parser.expression at 0xffffb964f820>
end <function Parser.statement at 0xffffb964fa60>
StatList: appending 281473791930624 of type <class 'ir.AssignStat'> to 281473791872928
accepting semicolon == semicolon
getsym: print !
start <function Parser.statement at 0xffffb964fa60>
accepting ident == print
accepting callsym == print
accepting beginsym == print
accepting ifsym == print
accepting whilesym == print
accepting forsym == print
accepting print == print
getsym: ident x
start <function Parser.expression at 0xffffb964f820>
start <function Parser.term at 0xffffb964f700>
start <function Parser.factor at 0xffffb964f5e0>
accepting ident == ident
getsym: semicolon ;
Looking up x
Looking up x
accepting inc == semicolon
end <function Parser.factor at 0xffffb964f5e0>
end <function Parser.term at 0xffffb964f700>
end <function Parser.expression at 0xffffb964f820>
end <function Parser.statement at 0xffffb964fa60>
StatList: appending 281473791930768 of type <class 'ir.PrintStat'> to 281473791872928
accepting semicolon == semicolon
getsym: ident x
start <function Parser.statement at 0xffffb964fa60>
accepting ident == ident
getsym: becomes :=
Looking up x
Looking up x
expecting becomes
accepting becomes == becomes
getsym: callsym call
start <function Parser.expression at 0xffffb964f820>
start <function Parser.term at 0xffffb964f700>
start <function Parser.factor at 0xffffb964f5e0>
accepting ident == callsym
accepting number == callsym
accepting lparen == callsym
accepting callsym == callsym
getsym: ident square
expecting ident
accepting ident == ident
getsym: lparen (
Looking up square
accepting lparen == lparen
getsym: ident x
start <function Parser.expression at 0xffffb964f820>
start <function Parser.term at 0xffffb964f700>
start <function Parser.factor at 0xffffb964f5e0>
accepting ident == ident
getsym: rparen )
Looking up x
Looking up x
accepting inc == rparen
end <function Parser.factor at 0xffffb964f5e0>
end <function Parser.term at 0xffffb964f700>
end <function Parser.expression at 0xffffb964f820>
expecting rparen
accepting rparen == rparen
getsym: semicolon ;
end <function Parser.factor at 0xffffb964f5e0>
end <function Parser.term at 0xffffb964f700>
end <function Parser.expression at 0xffffb964f820>
end <function Parser.statement at 0xffffb964fa60>
StatList: appending 281473791931152 of type <class 'ir.AssignStat'> to 281473791872928
accepting semicolon == semicolon
getsym: print !
start <function Parser.statement at 0xffffb964fa60>
accepting ident == print
accepting callsym == print
accepting beginsym == print
accepting ifsym == print
accepting whilesym == print
accepting forsym == print
accepting print == print
getsym: ident x
start <function Parser.expression at 0xffffb964f820>
start <function Parser.term at 0xffffb964f700>
start <function Parser.factor at 0xffffb964f5e0>
accepting ident == ident
getsym: endsym end
Looking up x
Looking up x
accepting inc == endsym
end <function Parser.factor at 0xffffb964f5e0>
end <function Parser.term at 0xffffb964f700>
end <function Parser.expression at 0xffffb964f820>
end <function Parser.statement at 0xffffb964fa60>
StatList: appending 281473791931296 of type <class 'ir.PrintStat'> to 281473791872928
accepting semicolon == endsym
expecting endsym
accepting endsym == endsym
getsym: period .
StatList 281473791872928 : [ 281473791930624 281473791930768 281473791931152 281473791931296 ]
end <function Parser.statement at 0xffffb964fa60>
end <function Parser.block at 0xffffb964fb80>
expecting period
accepting period == period
end <function Parser.program at 0xffffb964fee0>

 <class 'ir.Block'> 281473791931440 {
                                                                      <<<<<----- BUG? MISSING PARENT
	global_symtab: 	SymbolTable:
	
	defs: 	<class 'ir.DefinitionList'> 281473792137584 {
	parent = 281473791931440
		children:
		<class 'ir.FunctionDef'> 281473791872832 {
		parent = 281473792137584
			body: 	<class 'ir.Block'> 281473791872784 {
			parent = 281473791872832
				global_symtab: 	SymbolTable:
				global int x
				global int squ
				param int return
				auto function square
				
				defs: 	<class 'ir.DefinitionList'> 281473792177392 {
				parent = 281473791872784
				}
				body: 	<class 'ir.StatList'> 281473792177440 {
				parent = 281473791872784
					children:
					<class 'ir.AssignStat'> 281473791872592 {
					parent = 281473792177440
						expr: 	<class 'ir.BinExpr'> 281473791872496 {
						parent = 281473791872592
							children:
							'times'
							<class 'ir.Var'> 281473791872304 {
							parent = 281473791872496
								symbol: 	auto int y
							}
							<class 'ir.Var'> 281473791872400 {
							parent = 281473791872496
								symbol: 	auto int y
							}
						}
						offset: 	None
						symbol: 	auto int y
					}
					<class 'ir.ReturnStat'> 281473791872736 {
					parent = 281473792177440
						expr: 	<class 'ir.Var'> 281473791872640 {
						parent = 281473791872736
							symbol: 	auto int y
						}
					}
				}
			}
			symbol: 	auto function square
		}
	}
	body: 	<class 'ir.StatList'> 281473791872928 {
	parent = 281473791931440
		children:
		<class 'ir.AssignStat'> 281473791930624 {
		parent = 281473791872928
			expr: 	<class 'ir.UnExpr'> 281473791930528 {
			parent = 281473791930624
				children:
				'minus'
				<class 'ir.Const'> 281473791930432 {
				parent = 281473791930528
					value: 	1
					symbol: 	None
				}
			}
			offset: 	None
			symbol: 	global int x
		}
		<class 'ir.PrintStat'> 281473791930768 {
		parent = 281473791872928
			children:
			<class 'ir.Var'> 281473791930672 {
			parent = 281473791930768
				symbol: 	global int x
			}
			expr: 	<class 'ir.Var'> 281473791930672 {
			parent = 281473791930768
				symbol: 	global int x
			}
		}
		<class 'ir.AssignStat'> 281473791931152 {
		parent = 281473791872928
			expr: 	<class 'ir.CallStat'> 281473791931056 {
			parent = 281473791931152
				call: 	<class 'ir.CallExpr'> 281473791930960 {
				parent = 281473791931056
					children:
					<class 'ir.Var'> 281473791930864 {
					parent = 281473791930960
						symbol: 	global int x
					}
					symbol: 	auto function square
				}
			}
			offset: 	None
			symbol: 	global int x
		}
		<class 'ir.PrintStat'> 281473791931296 {
		parent = 281473791872928
			children:
			<class 'ir.Var'> 281473791931200 {
			parent = 281473791931296
				symbol: 	global int x
			}
			expr: 	<class 'ir.Var'> 281473791931200 {
			parent = 281473791931296
				symbol: 	global int x
			}
		}
	}
} 

navigating children of <class 'ir.DefinitionList'> 281473792137584 1
<class 'ir.DefinitionList'> 281473792177392
successfully navigated attr  defs  of <class 'ir.Block'> 281473791872784
navigating children of <class 'ir.StatList'> 281473792177440 2
navigating children of <class 'ir.BinExpr'> 281473791872496 3
<class 'ir.Var'> 281473791872304
<class 'ir.Var'> 281473791872400
<class 'ir.BinExpr'> 281473791872496
successfully navigated attr  expr  of <class 'ir.AssignStat'> 281473791872592
<class 'ir.AssignStat'> 281473791872592
<class 'ir.Var'> 281473791872640
successfully navigated attr  expr  of <class 'ir.ReturnStat'> 281473791872736
<class 'ir.ReturnStat'> 281473791872736
<class 'ir.StatList'> 281473792177440
StatList 281473792177440 : [ 281473791872592 281473791872736 ]
successfully navigated attr  body  of <class 'ir.Block'> 281473791872784
<class 'ir.Block'> 281473791872784
successfully navigated attr  body  of <class 'ir.FunctionDef'> 281473791872832
<class 'ir.FunctionDef'> 281473791872832
<class 'ir.DefinitionList'> 281473792137584
successfully navigated attr  defs  of <class 'ir.Block'> 281473791931440
navigating children of <class 'ir.StatList'> 281473791872928 4
navigating children of <class 'ir.UnExpr'> 281473791930528 2
<class 'ir.Const'> 281473791930432
<class 'ir.UnExpr'> 281473791930528
successfully navigated attr  expr  of <class 'ir.AssignStat'> 281473791930624
<class 'ir.AssignStat'> 281473791930624
navigating children of <class 'ir.PrintStat'> 281473791930768 1
<class 'ir.Var'> 281473791930672
<class 'ir.Var'> 281473791930672
successfully navigated attr  expr  of <class 'ir.PrintStat'> 281473791930768
<class 'ir.PrintStat'> 281473791930768
navigating children of <class 'ir.CallExpr'> 281473791930960 1
<class 'ir.Var'> 281473791930864
<class 'ir.CallExpr'> 281473791930960
successfully navigated attr  call  of <class 'ir.CallStat'> 281473791931056
<class 'ir.CallStat'> 281473791931056
successfully navigated attr  expr  of <class 'ir.AssignStat'> 281473791931152
<class 'ir.AssignStat'> 281473791931152
navigating children of <class 'ir.PrintStat'> 281473791931296 1
<class 'ir.Var'> 281473791931200
<class 'ir.Var'> 281473791931200
successfully navigated attr  expr  of <class 'ir.PrintStat'> 281473791931296
<class 'ir.PrintStat'> 281473791931296
<class 'ir.StatList'> 281473791872928
StatList 281473791872928 : [ 281473791930624 281473791930768 281473791931152 281473791931296 ]
successfully navigated attr  body  of <class 'ir.Block'> 281473791931440
<class 'ir.Block'> 281473791931440
navigating children of <class 'ir.DefinitionList'> 281473792137584 1
successfully navigated attr  defs  of <class 'ir.Block'> 281473791872784
navigating children of <class 'ir.StatList'> 281473792177440 2
navigating children of <class 'ir.BinExpr'> 281473791872496 3
successfully navigated attr  expr  of <class 'ir.AssignStat'> 281473791872592
successfully navigated attr  expr  of <class 'ir.ReturnStat'> 281473791872736
successfully navigated attr  body  of <class 'ir.Block'> 281473791872784
successfully navigated attr  body  of <class 'ir.FunctionDef'> 281473791872832
successfully navigated attr  defs  of <class 'ir.Block'> 281473791931440
navigating children of <class 'ir.StatList'> 281473791872928 4
navigating children of <class 'ir.UnExpr'> 281473791930528 2
successfully navigated attr  expr  of <class 'ir.AssignStat'> 281473791930624
navigating children of <class 'ir.PrintStat'> 281473791930768 1
successfully navigated attr  expr  of <class 'ir.PrintStat'> 281473791930768
navigating children of <class 'ir.CallExpr'> 281473791930960 1
successfully navigated attr  call  of <class 'ir.CallStat'> 281473791931056
successfully navigated attr  expr  of <class 'ir.AssignStat'> 281473791931152
navigating children of <class 'ir.PrintStat'> 281473791931296 1
successfully navigated attr  expr  of <class 'ir.PrintStat'> 281473791931296
successfully navigated attr  body  of <class 'ir.Block'> 281473791931440
<class 'ir.DefinitionList'> 281473792177392 -> <class 'ir.Block'> 281473791872784
<class 'ir.Var'> 281473791872304 -> <class 'ir.BinExpr'> 281473791872496
<class 'ir.Var'> 281473791872400 -> <class 'ir.BinExpr'> 281473791872496
<class 'ir.BinExpr'> 281473791872496 -> <class 'ir.AssignStat'> 281473791872592
<class 'ir.AssignStat'> 281473791872592 -> <class 'ir.StatList'> 281473792177440
<class 'ir.Var'> 281473791872640 -> <class 'ir.ReturnStat'> 281473791872736
<class 'ir.ReturnStat'> 281473791872736 -> <class 'ir.StatList'> 281473792177440
<class 'ir.StatList'> 281473792177440 -> <class 'ir.Block'> 281473791872784
<class 'ir.Block'> 281473791872784 -> <class 'ir.FunctionDef'> 281473791872832
<class 'ir.FunctionDef'> 281473791872832 -> <class 'ir.DefinitionList'> 281473792137584
<class 'ir.DefinitionList'> 281473792137584 -> <class 'ir.Block'> 281473791931440
<class 'ir.Const'> 281473791930432 -> <class 'ir.UnExpr'> 281473791930528
<class 'ir.UnExpr'> 281473791930528 -> <class 'ir.AssignStat'> 281473791930624
<class 'ir.AssignStat'> 281473791930624 -> <class 'ir.StatList'> 281473791872928
<class 'ir.Var'> 281473791930672 -> <class 'ir.PrintStat'> 281473791930768
<class 'ir.PrintStat'> 281473791930768 -> <class 'ir.StatList'> 281473791872928
<class 'ir.Var'> 281473791930864 -> <class 'ir.CallExpr'> 281473791930960
<class 'ir.CallExpr'> 281473791930960 -> <class 'ir.CallStat'> 281473791931056
<class 'ir.CallStat'> 281473791931056 -> <class 'ir.AssignStat'> 281473791931152
<class 'ir.AssignStat'> 281473791931152 -> <class 'ir.StatList'> 281473791872928
<class 'ir.Var'> 281473791931200 -> <class 'ir.PrintStat'> 281473791931296
<class 'ir.PrintStat'> 281473791931296 -> <class 'ir.StatList'> 281473791872928
<class 'ir.StatList'> 281473791872928 -> <class 'ir.Block'> 281473791931440
<class 'ir.Block'> 281473791931440 -> <class 'NoneType'> 9221552

Total nodes in IR: 24 

navigating children of <class 'ir.DefinitionList'> 281473792137584 1
Cannot lower 281473792177392 <class 'ir.DefinitionList'> 'DefinitionList' object has no attribute 'lower'
successfully navigated attr  defs  of <class 'ir.Block'> 281473791872784
navigating children of <class 'ir.StatList'> 281473792177440 2
navigating children of <class 'ir.BinExpr'> 281473791872496 3
StatList : new 281473791931632
Lowering <class 'ir.Var'> 281473791872304
StatList : new 281473791931920
Lowering <class 'ir.Var'> 281473791872400
StatList : new 281473791932160
Lowering <class 'ir.BinExpr'> 281473791872496
successfully navigated attr  expr  of <class 'ir.AssignStat'> 281473791872592
StatList : new 281473791932352
Lowering <class 'ir.AssignStat'> 281473791872592
StatList : new 281473791932496
Lowering <class 'ir.Var'> 281473791872640
successfully navigated attr  expr  of <class 'ir.ReturnStat'> 281473791872736
[DEBUG] ReturnStat.expr :  <class 'ir.StatList'> 281473791932496 {
parent = 281473791872736
	children:
	reg int t3 <- auto int y
}
Cannot lower 281473791872736 <class 'ir.ReturnStat'> name 'RetStat' is not defined
Cannot lower 281473792177440 <class 'ir.StatList'> 'StatList' object has no attribute 'lower'
successfully navigated attr  body  of <class 'ir.Block'> 281473791872784
Cannot lower 281473791872784 <class 'ir.Block'> 'Block' object has no attribute 'lower'
successfully navigated attr  body  of <class 'ir.FunctionDef'> 281473791872832
Cannot lower 281473791872832 <class 'ir.FunctionDef'> 'FunctionDef' object has no attribute 'lower'
Cannot lower 281473792137584 <class 'ir.DefinitionList'> 'DefinitionList' object has no attribute 'lower'
successfully navigated attr  defs  of <class 'ir.Block'> 281473791931440
navigating children of <class 'ir.StatList'> 281473791872928 4
navigating children of <class 'ir.UnExpr'> 281473791930528 2
StatList : new 281473791931776
Lowering <class 'ir.Const'> 281473791930432
StatList : new 281473791932880
Lowering <class 'ir.UnExpr'> 281473791930528
successfully navigated attr  expr  of <class 'ir.AssignStat'> 281473791930624
StatList : new 281473791933024
Lowering <class 'ir.AssignStat'> 281473791930624
navigating children of <class 'ir.PrintStat'> 281473791930768 1
StatList : new 281473791933168
Lowering <class 'ir.Var'> 281473791930672
StatList : new 281473791933360
Lowering <class 'ir.Var'> 281473791930672
successfully navigated attr  expr  of <class 'ir.PrintStat'> 281473791930768
StatList : new 281473791933504
Lowering <class 'ir.PrintStat'> 281473791930768
navigating children of <class 'ir.CallExpr'> 281473791930960 1
StatList : new 281473791933744
Lowering <class 'ir.Var'> 281473791930864
Cannot lower 281473791930960 <class 'ir.CallExpr'> 'CallExpr' object has no attribute 'lower'
successfully navigated attr  call  of <class 'ir.CallStat'> 281473791931056
Lowering <class 'ir.CallStat'> 281473791931056
successfully navigated attr  expr  of <class 'ir.AssignStat'> 281473791931152
Cannot lower 281473791931152 <class 'ir.AssignStat'> 'BranchStat' object has no attribute 'destination'
navigating children of <class 'ir.PrintStat'> 281473791931296 1
StatList : new 281473791934032
Lowering <class 'ir.Var'> 281473791931200
StatList : new 281473791934176
Lowering <class 'ir.Var'> 281473791931200
successfully navigated attr  expr  of <class 'ir.PrintStat'> 281473791931296
StatList : new 281473791934320
Lowering <class 'ir.PrintStat'> 281473791931296
Cannot lower 281473791872928 <class 'ir.StatList'> 'StatList' object has no attribute 'lower'
successfully navigated attr  body  of <class 'ir.Block'> 281473791931440
Cannot lower 281473791931440 <class 'ir.Block'> 'Block' object has no attribute 'lower'
navigating children of <class 'ir.DefinitionList'> 281473792137584 1
successfully navigated attr  defs  of <class 'ir.Block'> 281473791872784
navigating children of <class 'ir.StatList'> 281473792177440 2
navigating children of <class 'ir.StatList'> 281473791932352 2
navigating children of <class 'ir.StatList'> 281473791932160 3
navigating children of <class 'ir.StatList'> 281473791931632 1
navigating children of <class 'ir.StatList'> 281473791931920 1
navigating children of <class 'ir.StatList'> 281473791932496 1
successfully navigated attr  expr  of <class 'ir.ReturnStat'> 281473791872736
successfully navigated attr  body  of <class 'ir.Block'> 281473791872784
successfully navigated attr  body  of <class 'ir.FunctionDef'> 281473791872832
successfully navigated attr  defs  of <class 'ir.Block'> 281473791931440
navigating children of <class 'ir.StatList'> 281473791872928 4
navigating children of <class 'ir.StatList'> 281473791933024 2
navigating children of <class 'ir.StatList'> 281473791932880 2
navigating children of <class 'ir.StatList'> 281473791931776 1
navigating children of <class 'ir.StatList'> 281473791933504 2
navigating children of <class 'ir.StatList'> 281473791933360 1
successfully navigated attr  expr  of <class 'ir.AssignStat'> 281473791931152
navigating children of <class 'ir.StatList'> 281473791934320 2
navigating children of <class 'ir.StatList'> 281473791934176 1
successfully navigated attr  body  of <class 'ir.Block'> 281473791931440

 <class 'ir.Block'> 281473791931440 {
                                                                      <<<<<----- BUG? MISSING PARENT
	global_symtab: 	SymbolTable:
	
	defs: 	<class 'ir.DefinitionList'> 281473792137584 {
	parent = 281473791931440
		children:
		<class 'ir.FunctionDef'> 281473791872832 {
		parent = 281473792137584
			body: 	<class 'ir.Block'> 281473791872784 {
			parent = 281473791872832
				global_symtab: 	SymbolTable:
				global int x
				global int squ
				param int return
				auto function square
				
				defs: 	<class 'ir.DefinitionList'> 281473792177392 {
				parent = 281473791872784
				}
				body: 	<class 'ir.StatList'> 281473792177440 {
				parent = 281473791872784
					children:
					<class 'ir.StatList'> 281473791932352 {
					parent = 281473792177440
						children:
						<class 'ir.StatList'> 281473791932160 {
						parent = 281473791932352
							children:
							<class 'ir.StatList'> 281473791931632 {
							parent = 281473791932160
								children:
								reg int t0 <- auto int y
							}
							<class 'ir.StatList'> 281473791931920 {
							parent = 281473791932160
								children:
								reg int t1 <- auto int y
							}
							reg int32_t t2 <- reg int t0 times reg int t1
						}
						auto int y <- reg int32_t t2
					}
					<class 'ir.ReturnStat'> 281473791872736 {
					parent = 281473792177440
						expr: 	<class 'ir.StatList'> 281473791932496 {
						parent = 281473791872736
							children:
							reg int t3 <- auto int y
						}
					}
				}
			}
			symbol: 	auto function square
		}
	}
	body: 	<class 'ir.StatList'> 281473791872928 {
	parent = 281473791931440
		children:
		<class 'ir.StatList'> 281473791933024 {
		parent = 281473791872928
			children:
			<class 'ir.StatList'> 281473791932880 {
			parent = 281473791933024
				children:
				<class 'ir.StatList'> 281473791931776 {
				parent = 281473791932880
					children:
					reg int t4 <- 1
				}
				reg int t5 <- minus reg int t4
			}
			global int x <- reg int t5
		}
		<class 'ir.StatList'> 281473791933504 {
		parent = 281473791872928
			children:
			<class 'ir.StatList'> 281473791933360 {
			parent = 281473791933504
				children:
				reg int t7 <- global int x
			}
			print reg int t7
		}
		<class 'ir.AssignStat'> 281473791931152 {
		parent = 281473791872928
			expr: 	call  to auto function square
			offset: 	None
			symbol: 	global int x
		}
		<class 'ir.StatList'> 281473791934320 {
		parent = 281473791872928
			children:
			<class 'ir.StatList'> 281473791934176 {
			parent = 281473791934320
				children:
				reg int t10 <- global int x
			}
			print reg int t10
		}
	}
} 

<class 'ir.DefinitionList'> 281473792177392
<class 'ir.LoadStat'> 281473791931488
<class 'ir.StatList'> 281473791931632
Flattening 281473791931632 into 281473791932160
<class 'ir.LoadStat'> 281473791931872
<class 'ir.StatList'> 281473791931920
Flattening 281473791931920 into 281473791932160
<class 'ir.BinStat'> 281473791932016
<class 'ir.StatList'> 281473791932160
Flattening 281473791932160 into 281473791932352
<class 'ir.StoreStat'> 281473791932304
<class 'ir.StatList'> 281473791932352
Flattening 281473791932352 into 281473792177440
<class 'ir.LoadStat'> 281473791932256
<class 'ir.StatList'> 281473791932496
Not flattening 281473791932496 into 281473791872736 of type <class 'ir.ReturnStat'>
<class 'ir.ReturnStat'> 281473791872736
<class 'ir.StatList'> 281473792177440
Not flattening 281473792177440 into 281473791872784 of type <class 'ir.Block'>
<class 'ir.Block'> 281473791872784
<class 'ir.FunctionDef'> 281473791872832
<class 'ir.DefinitionList'> 281473792137584
<class 'ir.LoadImmStat'> 281473791931728
<class 'ir.StatList'> 281473791931776
Flattening 281473791931776 into 281473791932880
<class 'ir.UnaryStat'> 281473791932688
<class 'ir.StatList'> 281473791932880
Flattening 281473791932880 into 281473791933024
<class 'ir.StoreStat'> 281473791932976
<class 'ir.StatList'> 281473791933024
Flattening 281473791933024 into 281473791872928
<class 'ir.LoadStat'> 281473791933216
<class 'ir.StatList'> 281473791933360
Flattening 281473791933360 into 281473791933504
<class 'ir.PrintCommand'> 281473791933456
<class 'ir.StatList'> 281473791933504
Flattening 281473791933504 into 281473791872928
<class 'ir.BranchStat'> 281473791933792
<class 'ir.AssignStat'> 281473791931152
<class 'ir.LoadStat'> 281473791933984
<class 'ir.StatList'> 281473791934176
Flattening 281473791934176 into 281473791934320
<class 'ir.PrintCommand'> 281473791934272
<class 'ir.StatList'> 281473791934320
Flattening 281473791934320 into 281473791872928
<class 'ir.StatList'> 281473791872928
Not flattening 281473791872928 into 281473791931440 of type <class 'ir.Block'>
<class 'ir.Block'> 281473791931440

 <class 'ir.Block'> 281473791931440 {
                                                                      <<<<<----- BUG? MISSING PARENT
	global_symtab: 	SymbolTable:
	
	defs: 	<class 'ir.DefinitionList'> 281473792137584 {
	parent = 281473791931440
		children:
		<class 'ir.FunctionDef'> 281473791872832 {
		parent = 281473792137584
			body: 	<class 'ir.Block'> 281473791872784 {
			parent = 281473791872832
				global_symtab: 	SymbolTable:
				global int x
				global int squ
				param int return
				auto function square
				
				defs: 	<class 'ir.DefinitionList'> 281473792177392 {
				parent = 281473791872784
				}
				body: 	<class 'ir.StatList'> 281473792177440 {
				parent = 281473791872784
					children:
					reg int t0 <- auto int y
					reg int t1 <- auto int y
					reg int32_t t2 <- reg int t0 times reg int t1
					auto int y <- reg int32_t t2
					<class 'ir.ReturnStat'> 281473791872736 {
					parent = 281473792177440
						expr: 	<class 'ir.StatList'> 281473791932496 {
						parent = 281473791872736
							children:
							reg int t3 <- auto int y
						}
					}
				}
			}
			symbol: 	auto function square
		}
	}
	body: 	<class 'ir.StatList'> 281473791872928 {
	parent = 281473791931440
		children:
		reg int t4 <- 1
		reg int t5 <- minus reg int t4
		global int x <- reg int t5
		reg int t7 <- global int x
		print reg int t7
		<class 'ir.AssignStat'> 281473791931152 {
		parent = 281473791872928
			expr: 	call  to auto function square
			offset: 	None
			symbol: 	global int x
		}
		reg int t10 <- global int x
		print reg int t10
	}
} 

navigating children of <class 'ir.DefinitionList'> 281473792137584 1
successfully navigated attr  defs  of <class 'ir.Block'> 281473791872784
navigating children of <class 'ir.StatList'> 281473792177440 5
navigating children of <class 'ir.StatList'> 281473791932496 1
successfully navigated attr  expr  of <class 'ir.ReturnStat'> 281473791872736
successfully navigated attr  body  of <class 'ir.Block'> 281473791872784
successfully navigated attr  body  of <class 'ir.FunctionDef'> 281473791872832
successfully navigated attr  defs  of <class 'ir.Block'> 281473791931440
navigating children of <class 'ir.StatList'> 281473791872928 8
successfully navigated attr  expr  of <class 'ir.AssignStat'> 281473791931152
successfully navigated attr  body  of <class 'ir.Block'> 281473791931440


DATALAYOUT



 <class 'ir.Block'> 281473791931440 {
                                                                      <<<<<----- BUG? MISSING PARENT
	global_symtab: 	SymbolTable:
	
	defs: 	<class 'ir.DefinitionList'> 281473792137584 {
	parent = 281473791931440
		children:
		<class 'ir.FunctionDef'> 281473791872832 {
		parent = 281473792137584
			body: 	<class 'ir.Block'> 281473791872784 {
			parent = 281473791872832
				global_symtab: 	SymbolTable:
				global int x; _g_x: def byte 4
				global int squ; _g_squ: def byte 4
				param int return; _g_return: def byte 4
				auto function square
				
				defs: 	<class 'ir.DefinitionList'> 281473792177392 {
				parent = 281473791872784
				}
				body: 	<class 'ir.StatList'> 281473792177440 {
				parent = 281473791872784
					children:
					reg int t0 <- auto int y; _l_square_y: fp + (-4) [def byte 4]
					reg int t1 <- auto int y; _l_square_y: fp + (-4) [def byte 4]
					reg int32_t t2 <- reg int t0 times reg int t1
					auto int y; _l_square_y: fp + (-4) [def byte 4] <- reg int32_t t2
					<class 'ir.ReturnStat'> 281473791872736 {
					parent = 281473792177440
						expr: 	<class 'ir.StatList'> 281473791932496 {
						parent = 281473791872736
							children:
							reg int t3 <- auto int y; _l_square_y: fp + (-4) [def byte 4]
						}
					}
				}
			}
			symbol: 	auto function square
		}
	}
	body: 	<class 'ir.StatList'> 281473791872928 {
	parent = 281473791931440
		children:
		reg int t4 <- 1
		reg int t5 <- minus reg int t4
		global int x; _g_x: def byte 4 <- reg int t5
		reg int t7 <- global int x; _g_x: def byte 4
		print reg int t7
		<class 'ir.AssignStat'> 281473791931152 {
		parent = 281473791872928
			expr: 	call  to auto function square
			offset: 	None
			symbol: 	global int x; _g_x: def byte 4
		}
		reg int t10 <- global int x; _g_x: def byte 4
		print reg int t10
	}
} 

navigating children of <class 'ir.DefinitionList'> 281473792137584 1
successfully navigated attr  defs  of <class 'ir.Block'> 281473791872784
navigating children of <class 'ir.StatList'> 281473792177440 5
navigating children of <class 'ir.StatList'> 281473791932496 1
successfully navigated attr  expr  of <class 'ir.ReturnStat'> 281473791872736
successfully navigated attr  body  of <class 'ir.Block'> 281473791872784
successfully navigated attr  body  of <class 'ir.FunctionDef'> 281473791872832
successfully navigated attr  defs  of <class 'ir.Block'> 281473791931440
navigating children of <class 'ir.StatList'> 281473791872928 8
successfully navigated attr  expr  of <class 'ir.AssignStat'> 281473791931152
successfully navigated attr  body  of <class 'ir.Block'> 281473791931440
Liveness sets
281473791931200 [label="BB281473791931200{\nreg int t3 <- auto int y; _l_square_y: fp + (-4) [def byte 4]}"];
281473791931200 -> exit281473791872832 [label="{global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4, auto int y; _l_square_y: fp + (-4) [def byte 4]}"];

gen: {auto int y; _l_square_y: fp + (-4) [def byte 4]}
kill: {reg int t3}
live_in: {global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4, auto int y; _l_square_y: fp + (-4) [def byte 4]}
live_out: {global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4, auto int y; _l_square_y: fp + (-4) [def byte 4]}
281473791932592 [label="BB281473791932592{\nreg int t0 <- auto int y; _l_square_y: fp + (-4) [def byte 4]\nreg int t1 <- auto int y; _l_square_y: fp + (-4) [def byte 4]\nreg int32_t t2 <- reg int t0 times reg int t1\nauto int y; _l_square_y: fp + (-4) [def byte 4] <- reg int32_t t2\n<class 'ir.ReturnStat'> 281473791872736 {
parent = 281473792177440
	expr: 	<class 'ir.StatList'> 281473791932496 {
	parent = 281473791872736
		children:
		reg int t3 <- auto int y; _l_square_y: fp + (-4) [def byte 4]
	}
}}"];
281473791932592 -> exit281473791872832 [label="{global int x; _g_x: def byte 4, auto int y; _l_square_y: fp + (-4) [def byte 4], global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4}"];

gen: {auto int y; _l_square_y: fp + (-4) [def byte 4]}
kill: {reg int t1, reg int t0, reg int32_t t2, auto int y; _l_square_y: fp + (-4) [def byte 4]}
live_in: {global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4, auto int y; _l_square_y: fp + (-4) [def byte 4]}
live_out: {global int x; _g_x: def byte 4, auto int y; _l_square_y: fp + (-4) [def byte 4], global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4}
281473791930528 [label="BB281473791930528{\nreg int t4 <- 1\nreg int t5 <- minus reg int t4\nglobal int x; _g_x: def byte 4 <- reg int t5\nreg int t7 <- global int x; _g_x: def byte 4\nprint reg int t7\n<class 'ir.AssignStat'> 281473791931152 {
parent = 281473791872928
	expr: 	call  to auto function square
	offset: 	None
	symbol: 	global int x; _g_x: def byte 4
}\nreg int t10 <- global int x; _g_x: def byte 4\nprint reg int t10}"];
281473791930528 -> exit281473792670448 [label="set()"];

gen: set()
kill: {global int x; _g_x: def byte 4, reg int t10, reg int t4, reg int t5, reg int t7}
live_in: set()
live_out: set()

Instruction liveness
BASIC BLOCK:
281473791931200 [label="BB281473791931200{\nreg int t3 <- auto int y; _l_square_y: fp + (-4) [def byte 4]}"];
281473791931200 -> exit281473791872832 [label="{global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4, auto int y; _l_square_y: fp + (-4) [def byte 4]}"];


inst=reg int t3 <- auto int y; _l_square_y: fp + (-4) [def byte 4]                    live_in={global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4, auto int y; _l_square_y: fp + (-4) [def byte 4]}                                           live_out={global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4}
BASIC BLOCK:
281473791932592 [label="BB281473791932592{\nreg int t0 <- auto int y; _l_square_y: fp + (-4) [def byte 4]\nreg int t1 <- auto int y; _l_square_y: fp + (-4) [def byte 4]\nreg int32_t t2 <- reg int t0 times reg int t1\nauto int y; _l_square_y: fp + (-4) [def byte 4] <- reg int32_t t2\n<class 'ir.ReturnStat'> 281473791872736 {
parent = 281473792177440
	expr: 	<class 'ir.StatList'> 281473791932496 {
	parent = 281473791872736
		children:
		reg int t3 <- auto int y; _l_square_y: fp + (-4) [def byte 4]
	}
}}"];
281473791932592 -> exit281473791872832 [label="{global int x; _g_x: def byte 4, auto int y; _l_square_y: fp + (-4) [def byte 4], global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4}"];


inst=reg int t0 <- auto int y; _l_square_y: fp + (-4) [def byte 4]                    live_in={global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4, auto int y; _l_square_y: fp + (-4) [def byte 4]}                                           live_out={global int x; _g_x: def byte 4, auto int y; _l_square_y: fp + (-4) [def byte 4], global int squ; _g_squ: def byte 4, reg int t0, param int return; _g_return: def byte 4}
inst=reg int t1 <- auto int y; _l_square_y: fp + (-4) [def byte 4]                    live_in={global int x; _g_x: def byte 4, auto int y; _l_square_y: fp + (-4) [def byte 4], global int squ; _g_squ: def byte 4, reg int t0, param int return; _g_return: def byte 4}                               live_out={global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, reg int t1, reg int t0, param int return; _g_return: def byte 4}
inst=reg int32_t t2 <- reg int t0 times reg int t1                                    live_in={global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, reg int t1, reg int t0, param int return; _g_return: def byte 4}                                                                    live_out={global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, reg int32_t t2, param int return; _g_return: def byte 4}
inst=auto int y; _l_square_y: fp + (-4) [def byte 4] <- reg int32_t t2                live_in={global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, reg int32_t t2, param int return; _g_return: def byte 4}                                                                            live_out={global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4}
inst=<class 'ir.ReturnStat'> 281473791872736 {
parent = 281473792177440
	expr: 	<class 'ir.StatList'> 281473791932496 {
	parent = 281473791872736
		children:
		reg int t3 <- auto int y; _l_square_y: fp + (-4) [def byte 4]
	}
} live_in={global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4}                                                                                            live_out={global int x; _g_x: def byte 4, global int squ; _g_squ: def byte 4, param int return; _g_return: def byte 4}
BASIC BLOCK:
281473791930528 [label="BB281473791930528{\nreg int t4 <- 1\nreg int t5 <- minus reg int t4\nglobal int x; _g_x: def byte 4 <- reg int t5\nreg int t7 <- global int x; _g_x: def byte 4\nprint reg int t7\n<class 'ir.AssignStat'> 281473791931152 {
parent = 281473791872928
	expr: 	call  to auto function square
	offset: 	None
	symbol: 	global int x; _g_x: def byte 4
}\nreg int t10 <- global int x; _g_x: def byte 4\nprint reg int t10}"];
281473791930528 -> exit281473792670448 [label="set()"];


inst=reg int t4 <- 1                                                                  live_in=set()                                                                                                                                                                                                    live_out={reg int t4}                                                                    
inst=reg int t5 <- minus reg int t4                                                   live_in={reg int t4}                                                                                                                                                                                             live_out={reg int t5}                                                                    
inst=global int x; _g_x: def byte 4 <- reg int t5                                     live_in={reg int t5}                                                                                                                                                                                             live_out={global int x; _g_x: def byte 4}                                                
inst=reg int t7 <- global int x; _g_x: def byte 4                                     live_in={global int x; _g_x: def byte 4}                                                                                                                                                                         live_out={reg int t7}                                                                    
inst=print reg int t7                                                                 live_in={reg int t7}                                                                                                                                                                                             live_out=set()                                                                           
inst=<class 'ir.AssignStat'> 281473791931152 {
parent = 281473791872928
	expr: 	call  to auto function square
	offset: 	None
	symbol: 	global int x; _g_x: def byte 4
} live_in=set()                                                                                                                                                                                                    live_out={global int x; _g_x: def byte 4}                                                
inst=reg int t10 <- global int x; _g_x: def byte 4                                    live_in={global int x; _g_x: def byte 4}                                                                                                                                                                         live_out={reg int t10}                                                                   
inst=print reg int t10                                                                live_in={reg int t10}                                                                                                                                                                                            live_out=set()                                                                           


REGALLOC


DEBUG:
[{'var': reg int t7, 'interv': range(9, 10)}, {'var': reg int t1, 'interv': range(2, 3)}, {'var': reg int t5, 'interv': range(7, 8)}, {'var': reg int t10, 'interv': range(12, 13)}, {'var': reg int t4, 'interv': range(6, 7)}, {'var': reg int32_t t2, 'interv': range(3, 4)}, {'var': reg int t0, 'interv': range(1, 3)}, {'var': reg int t3, 'interv': range(0, 0)}]