1 files changed, 77 insertions, 0 deletions
diff --git a/sources/api/lexyacc/smc.l b/sources/api/lexyacc/smc.l
new file mode 100644
index 0000000..4d9e478
--- /dev/null
+++ b/sources/api/lexyacc/smc.l
@@ -0,0 +1,77 @@
+%{ 
+  #include <stdlib.h> 
+  #include "instruction.h"
+  #include "y.tab.h"
+%} 
+
+%%
+
+"//"[^\n]*  ;  /* Skip comments   */
+[%\t ]+     ;  /* Skip whitespace */
+
+0x[0-9a-f]+ {
+              yylval.lit = yytext+2;
+              return HEX_NUMBER;
+            }
+
+[0-9]+      {
+              yylval.num = atoi(yytext);
+              return DEC_NUMBER;
+            }
+
+r[0-9][0-9]? {
+              yylval.num = atoi(++yytext); /* Skip the first character? */
+              return REG_ID;
+             }
+
+"wait"|"WAIT" return WAIT;
+
+"add"|"ADD"   return ADD;
+"addi"|"ADDI" return ADDI;
+"sub"|"SUB"   return SUB;
+"subi"|"SUBI" return SUBI;
+"mov"|"MOV"   return MOV;
+"src"|"SRC"   return SRC;
+"li"|"LI"     return LI;
+"ldwd"|"LDWD" return LDWD;
+
+"bl"|"BL"     return BRL;
+"beq"|"beq"   return BREQ;
+"jmp"|"JMP"   return JMP;
+
+"wr"|"WR"     return WR;
+"rd"|"RD"     return RD;
+"act"|"ACT"   return ACT;
+"pre"|"PRE"   return PRE;
+"ref"|"REF"   return REF;
+"zq"|"ZQ"     return ZQ;
+"end"|"END"   return END;
+
+
+"++"          return INCREMENT;
+"AP"|"ap"     return AUTO_PRECHARGE;
+"BC"|"bc"     return BURST_CHOP;
+"PA"|"pa"     return PRECHARGE_ALL;
+
+"times"       return GENFOR;
+"ENDPROGRAM"  return ENDPROGRAM;
+
+ [a-z_]+     {
+               char* var_name = (char*) malloc((yyleng+1)*sizeof(char));
+               strcpy(var_name, yytext);
+               yylval.lit = var_name;
+               return VARIABLE;
+             } 
+
+ [A-Z_]+     {
+               char* lbl_name = (char*) malloc((yyleng+1)*sizeof(char));
+               strcpy(lbl_name, yytext);
+               yylval.lit = lbl_name;
+               return LABEL;
+             }
+
+ .           return *yytext;
+
+%%
+
+int yywrap(void) { return 1; }