diff options
Diffstat (limited to 'include/ast.h')
| -rw-r--r-- | include/ast.h | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/include/ast.h b/include/ast.h index 8482aab..2d25057 100644 --- a/include/ast.h +++ b/include/ast.h @@ -4,7 +4,8 @@ typedef enum { NT_SKIP, NT_ASSIGN, NT_SEQ, NT_IF, NT_WHILE, - NT_INT, NT_VAR, NT_AOP, NT_BOP, NT_NOT, NT_ROP, NT_LET + NT_INT, NT_VAR, NT_AOP, NT_BOP, NT_NOT, NT_ROP, NT_LET, + NT_PROCDECL, NT_PROCCALL } NodeType; typedef enum { AOP_ADD, AOP_SUB, AOP_MUL } AOp; @@ -25,9 +26,16 @@ typedef struct ASTNode { struct { struct ASTNode *bexp; } d_not; struct { ROp rop; struct ASTNode *aexp1, *aexp2; } d_rop; struct { struct ASTNode *var, *aexp, *stm; } d_let; + struct { char *name; struct ASTNodeList *args, *vargs; struct ASTNode *stm; } d_procdecl; + struct { char *name; struct ASTNodeList *args, *vargs; } d_proccall; } u; } ASTNode; +typedef struct ASTNodeList { + ASTNode *node; + struct ASTNodeList *next; +} ASTNodeList; + ASTNode *ast_skip(void); ASTNode *ast_assign(ASTNode *var, ASTNode *aexp); @@ -41,8 +49,14 @@ ASTNode *ast_bop(BOp bop, ASTNode *bexp1, ASTNode *bexp2); ASTNode *ast_not(ASTNode *bexp); ASTNode *ast_rop(ROp rop, ASTNode *aexp1, ASTNode *aexp2); ASTNode *ast_let(ASTNode *var, ASTNode *aexp, ASTNode *stm); +ASTNode *ast_procdecl(const char *name, ASTNodeList *args, ASTNodeList *vargs, ASTNode *stm); +ASTNode *ast_proccall(const char *name, ASTNodeList *args, ASTNodeList *vargs); + + +ASTNodeList *ast_node_list(ASTNode *node, ASTNodeList *list); +ASTNode *ast_clone(ASTNode *node); void ast_free(ASTNode *node); -#endif +#endif
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