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166 lines
7.1 KiB
166 lines
7.1 KiB
compUnit
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|-- funcDef
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| |-- funcType
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| | `-- INT: int
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| |-- Ident: main
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| |-- LPAREN: (
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| |-- RPAREN: )
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| `-- block
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| |-- LBRACE: {
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| |-- blockItem
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| | `-- decl
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| | `-- varDecl
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| | |-- bType
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| | | `-- INT: int
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| | |-- varDef
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| | | `-- Ident: i
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| | `-- SEMI: ;
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| |-- blockItem
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| | `-- stmt
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| | |-- lVal
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| | | `-- Ident: i
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| | |-- ASSIGN: =
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| | |-- exp
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| | | `-- addExp
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| | | `-- mulExp
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| | | `-- unaryExp
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| | | `-- primaryExp
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| | | `-- number
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| | | `-- IntConst: 0
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| | `-- SEMI: ;
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| |-- blockItem
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| | `-- decl
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| | `-- varDecl
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| | |-- bType
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| | | `-- INT: int
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| | |-- varDef
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| | | `-- Ident: sum
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| | `-- SEMI: ;
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| |-- blockItem
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| | `-- stmt
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| | |-- lVal
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| | | `-- Ident: sum
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| | |-- ASSIGN: =
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| | |-- exp
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| | | `-- addExp
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| | | `-- mulExp
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| | | `-- unaryExp
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| | | `-- primaryExp
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| | | `-- number
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| | | `-- IntConst: 0
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| | `-- SEMI: ;
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| |-- blockItem
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| | `-- stmt
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| | |-- WHILE: while
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| | |-- LPAREN: (
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| | |-- cond
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| | | `-- lOrExp
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| | | `-- lAndExp
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| | | `-- eqExp
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| | | `-- relExp
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| | | |-- relExp
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| | | | `-- addExp
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| | | | `-- mulExp
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| | | | `-- unaryExp
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| | | | `-- primaryExp
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| | | | `-- lVal
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| | | | `-- Ident: i
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| | | |-- LT: <
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| | | `-- addExp
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| | | `-- mulExp
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| | | `-- unaryExp
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| | | `-- primaryExp
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| | | `-- number
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| | | `-- IntConst: 100
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| | |-- RPAREN: )
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| | `-- stmt
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| | `-- block
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| | |-- LBRACE: {
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| | |-- blockItem
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| | | `-- stmt
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| | | |-- IF: if
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| | | |-- LPAREN: (
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| | | |-- cond
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| | | | `-- lOrExp
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| | | | `-- lAndExp
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| | | | `-- eqExp
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| | | | |-- eqExp
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| | | | | `-- relExp
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| | | | | `-- addExp
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| | | | | `-- mulExp
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| | | | | `-- unaryExp
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| | | | | `-- primaryExp
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| | | | | `-- lVal
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| | | | | `-- Ident: i
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| | | | |-- EQ: ==
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| | | | `-- relExp
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| | | | `-- addExp
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| | | | `-- mulExp
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| | | | `-- unaryExp
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| | | | `-- primaryExp
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| | | | `-- number
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| | | | `-- IntConst: 50
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| | | |-- RPAREN: )
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| | | `-- stmt
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| | | `-- block
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| | | |-- LBRACE: {
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| | | |-- blockItem
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| | | | `-- stmt
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| | | | |-- BREAK: break
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| | | | `-- SEMI: ;
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| | | `-- RBRACE: }
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| | |-- blockItem
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| | | `-- stmt
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| | | |-- lVal
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| | | | `-- Ident: sum
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| | | |-- ASSIGN: =
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| | | |-- exp
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| | | | `-- addExp
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| | | | |-- addExp
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| | | | | `-- mulExp
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| | | | | `-- unaryExp
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| | | | | `-- primaryExp
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| | | | | `-- lVal
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| | | | | `-- Ident: sum
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| | | | |-- ADD: +
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| | | | `-- mulExp
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| | | | `-- unaryExp
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| | | | `-- primaryExp
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| | | | `-- lVal
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| | | | `-- Ident: i
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| | | `-- SEMI: ;
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| | |-- blockItem
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| | | `-- stmt
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| | | |-- lVal
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| | | | `-- Ident: i
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| | | |-- ASSIGN: =
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| | | |-- exp
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| | | | `-- addExp
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| | | | |-- addExp
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| | | | | `-- mulExp
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| | | | | `-- unaryExp
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| | | | | `-- primaryExp
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| | | | | `-- lVal
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| | | | | `-- Ident: i
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| | | | |-- ADD: +
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| | | | `-- mulExp
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| | | | `-- unaryExp
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| | | | `-- primaryExp
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| | | | `-- number
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| | | | `-- IntConst: 1
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| | | `-- SEMI: ;
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| | `-- RBRACE: }
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| |-- blockItem
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| | `-- stmt
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| | |-- RETURN: return
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| | |-- exp
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| | | `-- addExp
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| | | `-- mulExp
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| | | `-- unaryExp
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| | | `-- primaryExp
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| | | `-- lVal
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| | | `-- Ident: sum
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| | `-- SEMI: ;
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| `-- RBRACE: }
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`-- EOF: <EOF>
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