mirror of
https://github.com/cc65/cc65.git
synced 2024-12-25 02:29:52 +00:00
Start adding (limited) support for symbols.
git-svn-id: svn://svn.cc65.org/cc65/trunk@4804 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz
parent
7e72e7d46b
commit
03d3868d45
@ -1302,8 +1302,8 @@ static void ParseFile (InputData* D)
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}
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/* Something we know? */
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if (D->Tok != TOK_ID && D->Tok != TOK_NAME &&
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D->Tok != TOK_SIZE && D->Tok != TOK_MTIME) {
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if (D->Tok != TOK_ID && D->Tok != TOK_MTIME &&
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D->Tok != TOK_NAME && D->Tok != TOK_SIZE) {
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/* Done */
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break;
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}
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@ -1327,6 +1327,15 @@ static void ParseFile (InputData* D)
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NextToken (D);
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break;
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case TOK_MTIME:
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if (!IntConstFollows (D)) {
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goto ErrorExit;
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}
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MTime = D->IVal;
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NextToken (D);
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InfoBits |= ibMTime;
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break;
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case TOK_NAME:
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if (!StrConstFollows (D)) {
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goto ErrorExit;
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@ -1346,15 +1355,6 @@ static void ParseFile (InputData* D)
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InfoBits |= ibSize;
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break;
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case TOK_MTIME:
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if (!IntConstFollows (D)) {
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goto ErrorExit;
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}
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MTime = D->IVal;
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NextToken (D);
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InfoBits |= ibMTime;
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break;
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default:
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/* NOTREACHED */
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UnexpectedToken (D);
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@ -1427,8 +1427,8 @@ static void ParseLine (InputData* D)
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}
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/* Something we know? */
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if (D->Tok != TOK_FILE && D->Tok != TOK_SEGMENT &&
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D->Tok != TOK_LINE && D->Tok != TOK_RANGE) {
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if (D->Tok != TOK_FILE && D->Tok != TOK_LINE &&
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D->Tok != TOK_RANGE && D->Tok != TOK_SEGMENT) {
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/* Done */
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break;
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}
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@ -1452,15 +1452,6 @@ static void ParseLine (InputData* D)
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NextToken (D);
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break;
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case TOK_SEGMENT:
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if (!IntConstFollows (D)) {
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goto ErrorExit;
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}
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Segment = D->IVal;
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InfoBits |= ibSegment;
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NextToken (D);
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break;
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case TOK_LINE:
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if (!IntConstFollows (D)) {
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goto ErrorExit;
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@ -1487,6 +1478,15 @@ static void ParseLine (InputData* D)
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InfoBits |= ibRange;
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break;
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case TOK_SEGMENT:
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if (!IntConstFollows (D)) {
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goto ErrorExit;
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}
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Segment = D->IVal;
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InfoBits |= ibSegment;
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NextToken (D);
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break;
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default:
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/* NOTREACHED */
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UnexpectedToken (D);
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@ -1581,6 +1581,11 @@ static void ParseSegment (InputData* D)
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/* Check what the token was */
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switch (Tok) {
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case TOK_ADDRSIZE:
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NextToken (D);
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InfoBits |= ibAddrSize;
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break;
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case TOK_ID:
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if (!IntConstFollows (D)) {
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goto ErrorExit;
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@ -1619,15 +1624,6 @@ static void ParseSegment (InputData* D)
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InfoBits |= ibOutputOffs;
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break;
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case TOK_START:
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if (!IntConstFollows (D)) {
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goto ErrorExit;
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}
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Start = (cc65_addr) D->IVal;
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NextToken (D);
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InfoBits |= ibStart;
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break;
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case TOK_SIZE:
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if (!IntConstFollows (D)) {
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goto ErrorExit;
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@ -1637,9 +1633,13 @@ static void ParseSegment (InputData* D)
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InfoBits |= ibSize;
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break;
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case TOK_ADDRSIZE:
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case TOK_START:
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if (!IntConstFollows (D)) {
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goto ErrorExit;
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}
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Start = (cc65_addr) D->IVal;
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NextToken (D);
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InfoBits |= ibAddrSize;
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InfoBits |= ibStart;
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break;
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case TOK_TYPE:
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@ -1701,11 +1701,128 @@ ErrorExit:
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static void ParseSym (InputData* D)
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/* Parse a SYM line */
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{
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cc65_symbol_type Type;
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long Value;
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StrBuf SymName = STRBUF_INITIALIZER;
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enum {
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ibNone = 0x00,
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ibSymName = 0x01,
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ibValue = 0x02,
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ibAddrSize = 0x04,
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ibType = 0x08,
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ibRequired = ibSymName | ibValue | ibAddrSize | ibType,
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} InfoBits = ibNone;
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/* Skip the SYM token */
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NextToken (D);
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/* ### */
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SkipLine (D);
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/* More stuff follows */
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while (1) {
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Token Tok;
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/* Check for an unknown keyword */
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if (D->Tok == TOK_IDENT) {
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UnknownKeyword (D);
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continue;
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}
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/* Something we know? */
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if (D->Tok != TOK_ADDRSIZE && D->Tok != TOK_NAME &&
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D->Tok != TOK_TYPE && D->Tok != TOK_VALUE) {
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/* Done */
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break;
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}
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/* Remember the token, skip it, check for equal */
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Tok = D->Tok;
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NextToken (D);
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if (!ConsumeEqual (D)) {
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goto ErrorExit;
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}
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/* Check what the token was */
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switch (Tok) {
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case TOK_ADDRSIZE:
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NextToken (D);
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InfoBits |= ibAddrSize;
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break;
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case TOK_NAME:
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if (!StrConstFollows (D)) {
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goto ErrorExit;
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}
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SB_Copy (&SymName, &D->SVal);
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SB_Terminate (&SymName);
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InfoBits |= ibSymName;
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NextToken (D);
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break;
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case TOK_TYPE:
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switch (D->Tok) {
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case TOK_EQUATE:
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Type = CC65_SYM_EQUATE;
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break;
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case TOK_LABEL:
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Type = CC65_SYM_LABEL;
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break;
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default:
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ParseError (D, CC65_ERROR,
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"Unknown value for attribute \"type\"");
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SkipLine (D);
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goto ErrorExit;
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}
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NextToken (D);
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InfoBits |= ibType;
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break;
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case TOK_VALUE:
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if (!IntConstFollows (D)) {
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goto ErrorExit;
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}
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Value = D->IVal;
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InfoBits |= ibValue;
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NextToken (D);
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break;
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default:
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/* NOTREACHED */
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UnexpectedToken (D);
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goto ErrorExit;
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}
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/* Comma or done */
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if (D->Tok != TOK_COMMA) {
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break;
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}
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NextToken (D);
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}
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/* Check for end of line */
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if (D->Tok != TOK_EOL && D->Tok != TOK_EOF) {
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UnexpectedToken (D);
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SkipLine (D);
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goto ErrorExit;
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}
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/* Check for required and/or matched information */
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if ((InfoBits & ibRequired) != ibRequired) {
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ParseError (D, CC65_ERROR, "Required attributes missing");
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goto ErrorExit;
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}
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/* Create the symbol info and remember it */
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#if 0
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S = NewSegInfo (&SegName, Id, Start, Size, &OutputName, OutputOffs);
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CollAppend (&D->Info->SegInfoByName, S);
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#endif
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ErrorExit:
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/* Entry point in case of errors */
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SB_Done (&SymName);
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return;
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}
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@ -91,14 +91,14 @@ typedef void (*cc65_errorfunc) (const struct cc65_parseerror*);
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*/
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typedef struct cc65_linedata cc65_linedata;
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struct cc65_linedata {
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const char* source_name; /* Name of the file */
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unsigned long source_size; /* Size of file */
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unsigned long source_mtime; /* Modification time */
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cc65_line source_line; /* Line number */
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cc65_addr line_start; /* Start address for this line */
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cc65_addr line_end; /* End address for this line */
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const char* output_name; /* Output file */
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unsigned long output_offs; /* Offset in output file */
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const char* source_name; /* Name of the file */
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unsigned long source_size; /* Size of file */
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unsigned long source_mtime; /* Modification time */
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cc65_line source_line; /* Line number */
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cc65_addr line_start; /* Start address for this line */
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cc65_addr line_end; /* End address for this line */
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const char* output_name; /* Output file */
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unsigned long output_offs; /* Offset in output file */
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};
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typedef struct cc65_lineinfo cc65_lineinfo;
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@ -110,9 +110,9 @@ struct cc65_lineinfo {
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/* Source file information */
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typedef struct cc65_sourcedata cc65_sourcedata;
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struct cc65_sourcedata {
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const char* source_name; /* Name of the file */
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unsigned long source_size; /* Size of file */
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unsigned long source_mtime; /* Modification time */
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const char* source_name; /* Name of the file */
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unsigned long source_size; /* Size of file */
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unsigned long source_mtime; /* Modification time */
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};
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typedef struct cc65_sourceinfo cc65_sourceinfo;
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@ -130,11 +130,11 @@ struct cc65_sourceinfo {
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*/
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typedef struct cc65_segmentdata cc65_segmentdata;
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struct cc65_segmentdata {
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const char* segment_name; /* Name of the segment */
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cc65_addr segment_start; /* Start address of segment */
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cc65_addr segment_size; /* Size of segment */
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const char* output_name; /* Output file this seg was written to */
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unsigned long output_offs; /* Offset of this seg in output file */
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const char* segment_name; /* Name of the segment */
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cc65_addr segment_start; /* Start address of segment */
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cc65_addr segment_size; /* Size of segment */
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const char* output_name; /* Output file this seg was written to */
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unsigned long output_offs; /* Offset of this seg in output file */
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};
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typedef struct cc65_segmentinfo cc65_segmentinfo;
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@ -143,6 +143,25 @@ struct cc65_segmentinfo {
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cc65_segmentdata data[1]; /* Data sets, number is dynamic */
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};
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/* Symbol information */
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typedef enum {
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CC65_SYM_EQUATE,
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CC65_SYM_LABEL /* Some sort of address */
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} cc65_symbol_type;
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typedef struct cc65_symboldata cc65_symboldata;
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struct cc65_symboldata {
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const char* symbol_name; /* Name of symbol */
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cc65_symbol_type symbol_type; /* Type of symbol */
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long symbol_value; /* Value of symbol */
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};
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typedef struct cc65_symbolinfo cc65_symbolinfo;
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struct cc65_symbolinfo {
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unsigned count; /* Number of data sets that follow */
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cc65_symboldata data[1]; /* Data sets, number is dynamic */
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};
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/*****************************************************************************/
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