Diff of /c2iec.y [853a2a] .. [ebd1a4] Maximize Restore
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| a/c2iec.y | b/c2iec.y | ||
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| 18 | %{ |
18 | %{ |
| 19 | #include <string.h> |
19 | #include <string.h> |
| 20 | #include <stdio.h> |
20 | #include <stdio.h> |
| 21 | #include <stdlib.h> |
21 | #include <stdlib.h> |
| 22 | 22 | ||
| 23 | // enable debug prints for this file |
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| 24 | #ifdef DEBUG |
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| 25 | #define DEBUG_PRINT(args...) printf(args) |
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| 26 | #else |
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| 27 | #define DEBUG_PRINT(args...) |
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| 28 | #endif |
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| 29 | |||
| 23 | // get tail of a string |
30 | // get tail of a string |
| 24 | #define TAIL(str) (&str[strlen(str)]) |
31 | #define TAIL(str) (&str[strlen(str)]) |
| 25 | 32 | ||
| 26 | 33 | ||
| 27 | /* fifo to store expression strings */ |
34 | // fifo to store expression strings |
| 28 | #define STMT_SIZE 1024 |
35 | #define STMT_SIZE 1024 |
| 29 | #define FIFO_SIZE 200 |
36 | #define FIFO_SIZE 200 |
| 30 | 37 | ||
| 31 | typedef enum |
38 | typedef enum |
| 32 | { |
39 | { |
... |
... |
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| 136 | | INC_OP unary_expression |
143 | | INC_OP unary_expression |
| 137 | { sprintf($<str>$, "(%s:=%s+1)",$<str>2, $<str>2); } |
144 | { sprintf($<str>$, "(%s:=%s+1)",$<str>2, $<str>2); } |
| 138 | | DEC_OP unary_expression |
145 | | DEC_OP unary_expression |
| 139 | { sprintf($<str>$, "(%s:=%s-1)",$<str>2, $<str>2); } |
146 | { sprintf($<str>$, "(%s:=%s-1)",$<str>2, $<str>2); } |
| 140 | | unary_operator cast_expression |
147 | | unary_operator cast_expression |
| 141 | { sprintf($<str>$, "%s^",$<str>2); } |
148 | { |
| 149 | if (!strcmp($<str>1, "*")) |
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| 150 | { |
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| 151 | sprintf($<str>$, "%s^",$<str>2); |
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| 152 | } |
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| 153 | else |
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| 154 | { |
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| 155 | sprintf($<str>$, "%s%s",$<str>1, $<str>2); |
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| 156 | } |
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| 157 | } |
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| 142 | | SIZEOF unary_expression |
158 | | SIZEOF unary_expression |
| 143 | { sprintf($<str>$, "%s %s",$<str>1, $<str>2); } |
159 | { sprintf($<str>$, "%s %s",$<str>1, $<str>2); } |
| 144 | | SIZEOF '(' type_name ')' |
160 | | SIZEOF '(' type_name ')' |
| 145 | { sprintf($<str>$, "%s (%s)",$<str>1, $<str>3); } |
161 | { sprintf($<str>$, "%s (%s)",$<str>1, $<str>3); } |
| 146 | ; |
162 | ; |
... |
... |
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| 957 | void addSym(char *szSym) |
973 | void addSym(char *szSym) |
| 958 | { |
974 | { |
| 959 | int i; |
975 | int i; |
| 960 | if (s_iSymTabCount >= SYM_COUNT) |
976 | if (s_iSymTabCount >= SYM_COUNT) |
| 961 | { |
977 | { |
| 962 | printf("error: symbol table size exceeded!\n"); |
978 | DEBUG_PRINT("error: symbol table size exceeded!\n"); |
| 963 | exit(-1); |
979 | exit(-1); |
| 964 | } |
980 | } |
| 965 | if (strlen(szSym) >= SYM_SIZE) |
981 | if (strlen(szSym) >= SYM_SIZE) |
| 966 | { |
982 | { |
| 967 | printf("error: symbol name too long '%s'!\n", szSym); |
983 | DEBUG_PRINT("error: symbol name too long '%s'!\n", szSym); |
| 968 | exit(-1); |
984 | exit(-1); |
| 969 | } |
985 | } |
| 970 | 986 | ||
| 971 | i = s_iSymTabCount++; |
987 | i = s_iSymTabCount++; |
| 972 | 988 | ||
| 973 | // printf("symbol: adding '%s' (%i)\n", szSym, i); |
989 | DEBUG_PRINT("symbol: adding '%s' (%i)\n", szSym, i); |
| 974 | 990 | ||
| 975 | strcpy(s_szSymTab[i], szSym); |
991 | strcpy(s_szSymTab[i], szSym); |
| 976 | } |
992 | } |
| 977 | 993 | ||
| 978 | int isSym(char *szSym) |
994 | int isSym(char *szSym) |
| 979 | { |
995 | { |
| 980 | int i; |
996 | int i; |
| 981 | for (i=0; i < s_iSymTabCount; i++) |
997 | for (i=0; i < s_iSymTabCount; i++) |
| 982 | { |
998 | { |
| 983 | // printf("symbol: check %d: %s\n", i, s_szSymTab[i]); |
999 | DEBUG_PRINT("symbol: check %d: %s\n", i, s_szSymTab[i]); |
| 984 | if (!strcmp(s_szSymTab[i], szSym)) |
1000 | if (!strcmp(s_szSymTab[i], szSym)) |
| 985 | { |
1001 | { |
| 986 | // printf("symbol: found '%s'\n", szSym); |
1002 | DEBUG_PRINT("symbol: found '%s'\n", szSym); |
| 987 | return 1; |
1003 | return 1; |
| 988 | } |
1004 | } |
| 989 | } |
1005 | } |
| 990 | // printf("symbol: missed '%s'\n", szSym); |
1006 | DEBUG_PRINT("symbol: missed '%s'\n", szSym); |
| 991 | return 0; |
1007 | return 0; |
| 992 | } |
1008 | } |
| 993 | 1009 | ||
| 994 | 1010 | ||
| 995 | void setFunctionName(char *szName) |
1011 | void setFunctionName(char *szName) |