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34 lines
703 B
34 lines
703 B
%{
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#include <stdlib.h>
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#include <parser.hpp>
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int yylex(void);
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void yyerror(char *);
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extern int yylineno;
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%}
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%union {
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char vinstr_name[20];
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char label_name[256];
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unsigned long long imm_val;
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}
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%token <label_name> LABEL
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%token <vinstr_name> VINSTR
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%token <imm_val> IMM
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%%
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PROGRAM:
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LABEL { parse_t::get_instance()->add_label($1); }
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| PROGRAM LABEL { parse_t::get_instance()->add_label($2); }
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| PROGRAM VINSTRS
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;
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VINSTRS:
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VINSTR { parse_t::get_instance()->add_vinstr($1); }
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| VINSTR IMM { parse_t::get_instance()->add_vinstr($1, $2); }
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| VINSTRS VINSTR { parse_t::get_instance()->add_vinstr($2); }
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| VINSTRS VINSTR IMM { parse_t::get_instance()->add_vinstr($2, $3); }
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;
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%% |