mirror of https://github.com/aamine/cbc
200 lines
4.6 KiB
Plaintext
200 lines
4.6 KiB
Plaintext
- generate resolved AST
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- constant table
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- types
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- scope, frame
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- integer literal
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- 1, 2, 3, ...
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- octal (010)
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- hex (0x1f)
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- 1U, 1L, 1UL
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- character literal
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- 'c'
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- standard escape sequence ('\n', ...)
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- octal escape sequence ('\077')
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- string literal
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- "string"
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- standard escape sequence ('\n', ...)
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- octal escape sequence ("\077")
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- import
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- single import
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- recursive import
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- import function
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- import type
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- build x86 test environment
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- compile "Hello, World"
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- write unit tests
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- funcall
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- 0 arg
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- 1 arg
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- 2 args
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- 3
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- 4 - 10 args
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- variables
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- param
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- reference
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- assign
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- lvar
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- assign
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- reference
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- initializer
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- common symbol
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- assign
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- reference
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- global variable
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- define
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- reference
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- assign
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- private common symbol
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- assign
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- reference
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- private global variable
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- define
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- assign
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- reference
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- function-static variable
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- assign
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- reference
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- initializer
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- op
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- +
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- -
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- *
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- /
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- %
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- bitwise op
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- ~
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- &
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- |
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- ^
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- >>
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- <<
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- unary op
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- +@
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- -@
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- !
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- comparison op
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- ==
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- !=
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- >
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- >=
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- <
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- <=
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- self assignment
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- +=, -=, *=, ...
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- ++
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- --
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- control structure
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- if
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- while
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- flow
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- break
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- continue
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- for
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- flow
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- break
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- continue
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- do...while
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- flow
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- break
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- continue
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- switch
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- goto
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- valued control structure
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- &&
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- ||
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- a ? b : c
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- array
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- as LHS
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- as RHS
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- reject negative length array definition
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- struct
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- as LHS
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- as RHS
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- recursive definition with pointer
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- union
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- as LHS
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- as RHS
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- recursive definition with pointer
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- pointer
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- *ptr
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- *ptr = val
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- ptr->memb
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- ptr->memb = val
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- &expr
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- function pointer
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- refer
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- call ptr(arg)
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* complex LHS
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- local variable
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- parameter
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- global variables / common symbols
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- static variables
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- *arr[0] = ...
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- *st.memb = ...
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- *ptr++ = ...
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* *(ptr + N) = ...
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* *(int*)ptr = ...
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* their combination
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- bare block ({...})
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- cast
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- semantic check (control)
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- reject break from out of loop/switch
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- reject continue from out of loop
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- semantic check (reference)
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- check all symbols are resolved
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- check duplicated parameters
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- check if the calling function exists
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- warn unused static variables
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- warn unused local variables
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- warn unused static functions
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- check if aref base expr is indexable (a must be indeable where a[0])
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- check if funcall base expr is callable (a must be callable where a())
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- semantic check (type)
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- simple type check (binary ops, unary ops)
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- a[0]
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- *ptr
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- ct.memb
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- ptr->memb
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- funcall args
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- prohibit circular struct/union definition
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- implicit cast
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- validate struct/union member (ct.memb)
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- validate struct/union member (ct->memb)
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- check duplicated struct/union members
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- ptr + int; ptr - int
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- check return type
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- check if &expr is assignable
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- use user type instead of struct/union
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- do not use #equals for type check
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- check if void is not used with array, struct, union.
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- op for various types
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- signed char
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- signed short
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- signed int
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- signed long
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- unsigned char
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- unsigned short
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- unsigned int
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- unsigned long
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- Multibyte input
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* print node location in error message
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* parse command line option
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* --dump-tokens
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* --dump-ast
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* ?? --dump-semantic
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* generate IR
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* --dump-ir
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* control flow graph
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* --dump-cflow
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* semantic check (cflow)
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* warn unreachable stmt
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* warn no return
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* data flow graph
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* --dump-dflow
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* warn unused variable
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* warn uninitialized use of variables
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* semantic check (dflow)
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* register allocation
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* vararg retrieve
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* 64bit long_long support
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