From 75ff98e4d65862ff5b36b533b4f6e3ea71ede1d5 Mon Sep 17 00:00:00 2001
From: Tuowen Zhao <ztuowen@gmail.com>
Date: Sat, 17 Sep 2016 03:22:53 +0000
Subject: cmake build
---
parse_expr.yy | 85 -----------------------------------------------------------
1 file changed, 85 deletions(-)
delete mode 100644 parse_expr.yy
(limited to 'parse_expr.yy')
diff --git a/parse_expr.yy b/parse_expr.yy
deleted file mode 100644
index c2943c2..0000000
--- a/parse_expr.yy
+++ /dev/null
@@ -1,85 +0,0 @@
-%{
-#include "chill_run_util.hh"
-#include "parse_expr.ll.hh"
-
-extern int yydebug;
-
-void yyerror(const char*);
-int yyparse(simap_vec_t** rel);
-
-static simap_vec_t* return_rel; // used as the return value for yyparse
-
-%}
-
-%union {
- int val;
- char* str_val;
- simap_t* cond_item;
- simap_vec_t* cond;
-}
-
-%token <val> NUMBER
-%token <val> LEVEL
-%token <str_val> VARIABLE
-
-%left LE GE EQ '<' '>'
-%left '-' '+' '*' '/'
-
-/*the final output from this language should be an Omega Relation object*/
-%type <cond> cond prog
-%type <cond_item> expr add_expr mul_expr neg_expr
-
-%%
-prog : cond { return_rel = make_prog($1); }
-;
-
-cond : expr '>' expr { $$ = make_cond_gt($1, $3); }
- | expr '<' expr { $$ = make_cond_lt($1, $3); }
- | expr GE expr { $$ = make_cond_ge($1, $3); }
- | expr LE expr { $$ = make_cond_le($1, $3); }
- | expr EQ expr { $$ = make_cond_eq($1, $3); }
-;
-
-expr : add_expr { $$ = $1; }
-;
-
-add_expr : add_expr '+' mul_expr { $$ = make_cond_item_add($1,$3); }
- | add_expr '-' mul_expr { $$ = make_cond_item_sub($1,$3); }
- | mul_expr { $$ = $1; }
-;
-
-mul_expr : mul_expr '*' neg_expr { $$ = make_cond_item_mul($1,$3); }
- | neg_expr { $$ = $1; }
-;
-
-neg_expr : '-' neg_expr { $$ = make_cond_item_neg($2); }
- | '(' expr ')' { $$ = $2; }
- | NUMBER { $$ = make_cond_item_number($1); }
- | LEVEL { $$ = make_cond_item_level($1); }
- | VARIABLE { $$ = make_cond_item_variable($1); }
-;
-%%
-
-void yyerror(const char* msg) {
- fprintf(stderr, "Parse error: %s", msg);
-}
-
-simap_vec_t* parse_relation_vector(const char* expr) {
- yydebug=0;
- YY_BUFFER_STATE state;
-
- //if(yylex_init()) {
- // TODO: error out or something
- //}
-
- state = yy_scan_string(expr);
-
- if(yyparse()) {
- // TODO: error out or something
- }
-
- yy_delete_buffer(state);
- yylex_destroy();
- return return_rel;
-}
-
--
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