};
static const FuncInfo FuncInfoTable[] = {
- { "addysp", REG_Y, REG_NONE },
- { "aslax1", REG_AX, REG_AX | REG_TMP1 },
- { "aslax2", REG_AX, REG_AX | REG_TMP1 },
- { "aslax3", REG_AX, REG_AX | REG_TMP1 },
- { "aslax4", REG_AX, REG_AX | REG_TMP1 },
- { "bnega", REG_A, REG_AX },
- { "bnegax", REG_AX, REG_AX },
- { "bnegeax", REG_EAX, REG_EAX },
- { "booleq", REG_NONE, REG_AX },
- { "boolge", REG_NONE, REG_AX },
- { "boolgt", REG_NONE, REG_AX },
- { "boolle", REG_NONE, REG_AX },
- { "boollt", REG_NONE, REG_AX },
- { "boolne", REG_NONE, REG_AX },
- { "booluge", REG_NONE, REG_AX },
- { "boolugt", REG_NONE, REG_AX },
- { "boolule", REG_NONE, REG_AX },
- { "boolult", REG_NONE, REG_AX },
- { "complax", REG_AX, REG_AX },
- { "decax1", REG_AX, REG_AX },
- { "decax2", REG_AX, REG_AX },
- { "decax3", REG_AX, REG_AX },
- { "decax4", REG_AX, REG_AX },
- { "decax5", REG_AX, REG_AX },
- { "decax6", REG_AX, REG_AX },
- { "decax7", REG_AX, REG_AX },
- { "decax8", REG_AX, REG_AX },
- { "decaxy", REG_AXY, REG_AX | REG_TMP1 },
- { "decsp1", REG_NONE, REG_Y },
- { "decsp2", REG_NONE, REG_A },
- { "decsp3", REG_NONE, REG_A },
- { "decsp4", REG_NONE, REG_A },
- { "decsp5", REG_NONE, REG_A },
- { "decsp6", REG_NONE, REG_A },
- { "decsp7", REG_NONE, REG_A },
- { "decsp8", REG_NONE, REG_A },
- { "incax1", REG_AX, REG_AX },
- { "incax2", REG_AX, REG_AX },
- { "incsp1", REG_NONE, REG_NONE },
- { "incsp2", REG_NONE, REG_Y },
- { "incsp3", REG_NONE, REG_Y },
- { "incsp4", REG_NONE, REG_Y },
- { "incsp5", REG_NONE, REG_Y },
- { "incsp6", REG_NONE, REG_Y },
- { "incsp7", REG_NONE, REG_Y },
- { "incsp8", REG_NONE, REG_Y },
- { "ldaidx", REG_AXY, REG_AX | REG_PTR1 },
- { "ldauidx", REG_AXY, REG_AX | REG_PTR1 },
- { "ldax0sp", REG_Y, REG_AX },
- { "ldaxi", REG_AX, REG_AXY | REG_PTR1 },
- { "ldaxidx", REG_AXY, REG_AX | REG_PTR1 },
- { "ldaxysp", REG_Y, REG_AX },
- { "leaasp", REG_A, REG_AX },
- { "negax", REG_AX, REG_AX },
- { "pusha", REG_A, REG_Y },
- { "pusha0", REG_A, REG_XY },
- { "pushax", REG_AX, REG_Y },
- { "pusheax", REG_EAX, REG_Y },
- { "pushw0sp", REG_NONE, REG_AXY },
- { "pushwysp", REG_Y, REG_AXY },
- { "shlax1", REG_AX, REG_AX | REG_TMP1 },
- { "shlax2", REG_AX, REG_AX | REG_TMP1 },
- { "shlax3", REG_AX, REG_AX | REG_TMP1 },
- { "shlax4", REG_AX, REG_AX | REG_TMP1 },
- { "shrax1", REG_AX, REG_AX | REG_TMP1 },
- { "shrax2", REG_AX, REG_AX | REG_TMP1 },
- { "shrax3", REG_AX, REG_AX | REG_TMP1 },
- { "shrax4", REG_AX, REG_AX | REG_TMP1 },
- { "shreax1", REG_EAX, REG_AX | REG_TMP1 },
- { "shreax2", REG_EAX, REG_AX | REG_TMP1 },
- { "shreax3", REG_EAX, REG_AX | REG_TMP1 },
- { "shreax4", REG_EAX, REG_AX | REG_TMP1 },
- { "staspidx", REG_A | REG_Y, REG_Y | REG_TMP1 | REG_PTR1 },
- { "stax0sp", REG_AX, REG_Y },
- { "tosicmp", REG_AX, REG_AXY | REG_SREG },
- { "tosdiva0", REG_AX, REG_ALL },
- { "tosdivax", REG_AX, REG_ALL },
- { "tosdiveax", REG_EAX, REG_ALL },
- { "tosmula0", REG_AX, REG_ALL },
- { "tosmulax", REG_AX, REG_ALL },
- { "tosmuleax", REG_EAX, REG_ALL },
- { "tosshreax", REG_EAX, REG_EAXY | REG_PTR1 | REG_PTR2 },
- { "tosumula0", REG_AX, REG_ALL },
- { "tosumulax", REG_AX, REG_ALL },
- { "tosumuleax", REG_EAX, REG_ALL },
+ { "addysp", REG_Y, REG_NONE },
+ { "aslax1", REG_AX, REG_AX | REG_TMP1 },
+ { "aslax2", REG_AX, REG_AX | REG_TMP1 },
+ { "aslax3", REG_AX, REG_AX | REG_TMP1 },
+ { "aslax4", REG_AX, REG_AX | REG_TMP1 },
+ { "bnega", REG_A, REG_AX },
+ { "bnegax", REG_AX, REG_AX },
+ { "bnegeax", REG_EAX, REG_EAX },
+ { "booleq", REG_NONE, REG_AX },
+ { "boolge", REG_NONE, REG_AX },
+ { "boolgt", REG_NONE, REG_AX },
+ { "boolle", REG_NONE, REG_AX },
+ { "boollt", REG_NONE, REG_AX },
+ { "boolne", REG_NONE, REG_AX },
+ { "booluge", REG_NONE, REG_AX },
+ { "boolugt", REG_NONE, REG_AX },
+ { "boolule", REG_NONE, REG_AX },
+ { "boolult", REG_NONE, REG_AX },
+ { "complax", REG_AX, REG_AX },
+ { "decax1", REG_AX, REG_AX },
+ { "decax2", REG_AX, REG_AX },
+ { "decax3", REG_AX, REG_AX },
+ { "decax4", REG_AX, REG_AX },
+ { "decax5", REG_AX, REG_AX },
+ { "decax6", REG_AX, REG_AX },
+ { "decax7", REG_AX, REG_AX },
+ { "decax8", REG_AX, REG_AX },
+ { "decaxy", REG_AXY, REG_AX | REG_TMP1 },
+ { "decsp1", REG_NONE, REG_Y },
+ { "decsp2", REG_NONE, REG_A },
+ { "decsp3", REG_NONE, REG_A },
+ { "decsp4", REG_NONE, REG_A },
+ { "decsp5", REG_NONE, REG_A },
+ { "decsp6", REG_NONE, REG_A },
+ { "decsp7", REG_NONE, REG_A },
+ { "decsp8", REG_NONE, REG_A },
+ { "incax1", REG_AX, REG_AX },
+ { "incax2", REG_AX, REG_AX },
+ { "incsp1", REG_NONE, REG_NONE },
+ { "incsp2", REG_NONE, REG_Y },
+ { "incsp3", REG_NONE, REG_Y },
+ { "incsp4", REG_NONE, REG_Y },
+ { "incsp5", REG_NONE, REG_Y },
+ { "incsp6", REG_NONE, REG_Y },
+ { "incsp7", REG_NONE, REG_Y },
+ { "incsp8", REG_NONE, REG_Y },
+ { "laddeq", REG_EAXY | REG_PTR1, REG_EAXY },
+ { "laddeq1", REG_Y | REG_PTR1, REG_EAXY },
+ { "laddeqa", REG_AY | REG_PTR1, REG_EAXY },
+ { "ldaidx", REG_AXY, REG_AX | REG_PTR1 },
+ { "ldauidx", REG_AXY, REG_AX | REG_PTR1 },
+ { "ldax0sp", REG_Y, REG_AX },
+ { "ldaxi", REG_AX, REG_AXY | REG_PTR1 },
+ { "ldaxidx", REG_AXY, REG_AX | REG_PTR1 },
+ { "ldaxysp", REG_Y, REG_AX },
+ { "leaasp", REG_A, REG_AX },
+ { "negax", REG_AX, REG_AX },
+ { "pusha", REG_A, REG_Y },
+ { "pusha0", REG_A, REG_XY },
+ { "pushax", REG_AX, REG_Y },
+ { "pusheax", REG_EAX, REG_Y },
+ { "pushw0sp", REG_NONE, REG_AXY },
+ { "pushwysp", REG_Y, REG_AXY },
+ { "shlax1", REG_AX, REG_AX | REG_TMP1 },
+ { "shlax2", REG_AX, REG_AX | REG_TMP1 },
+ { "shlax3", REG_AX, REG_AX | REG_TMP1 },
+ { "shlax4", REG_AX, REG_AX | REG_TMP1 },
+ { "shrax1", REG_AX, REG_AX | REG_TMP1 },
+ { "shrax2", REG_AX, REG_AX | REG_TMP1 },
+ { "shrax3", REG_AX, REG_AX | REG_TMP1 },
+ { "shrax4", REG_AX, REG_AX | REG_TMP1 },
+ { "shreax1", REG_EAX, REG_AX | REG_TMP1 },
+ { "shreax2", REG_EAX, REG_AX | REG_TMP1 },
+ { "shreax3", REG_EAX, REG_AX | REG_TMP1 },
+ { "shreax4", REG_EAX, REG_AX | REG_TMP1 },
+ { "staspidx", REG_A | REG_Y, REG_Y | REG_TMP1 | REG_PTR1 },
+ { "stax0sp", REG_AX, REG_Y },
+ { "tosicmp", REG_AX, REG_AXY | REG_SREG },
+ { "tosdiva0", REG_AX, REG_ALL },
+ { "tosdivax", REG_AX, REG_ALL },
+ { "tosdiveax", REG_EAX, REG_ALL },
+ { "tosmula0", REG_AX, REG_ALL },
+ { "tosmulax", REG_AX, REG_ALL },
+ { "tosmuleax", REG_EAX, REG_ALL },
+ { "tosshreax", REG_EAX, REG_EAXY | REG_PTR1 | REG_PTR2 },
+ { "tosumula0", REG_AX, REG_ALL },
+ { "tosumulax", REG_AX, REG_ALL },
+ { "tosumuleax", REG_EAX, REG_ALL },
};
#define FuncInfoCount (sizeof(FuncInfoTable) / sizeof(FuncInfoTable[0]))
{ 4, "ptr2", REG_PTR2 },
{ 4, "ptr3", REG_PTR3 },
{ 4, "ptr4", REG_PTR4 },
- { 7, "regbank", REG_NONE },
- { 7, "regsave", REG_NONE },
- { 2, "sp", REG_NONE },
+ { 7, "regbank", REG_BANK },
+ { 7, "regsave", REG_SAVE },
+ { 2, "sp", REG_SP },
{ 4, "sreg", REG_SREG },
{ 4, "tmp1", REG_TMP1 },
{ 4, "tmp2", REG_TMP2 },
{ 4, "tmp3", REG_TMP3 },
+ { 4, "tmp4", REG_TMP4 },
};
#define ZPInfoCount (sizeof(ZPInfoTable) / sizeof(ZPInfoTable[0]))
+static int CompareZPInfo (const void* Name, const void* Info)
+/* Compare function for bsearch */
+{
+ /* Cast the pointers to the correct data type */
+ const char* N = (const char*) Name;
+ const ZPInfo* E = (const ZPInfo*) Info;
+
+ /* Do the compare. Be careful because of the length (Info may contain
+ * more than just the zeropage name).
+ */
+ int Res = strncmp (N, E->Name, E->Len);
+ if (Res == 0 && (N[E->Len] != '\0' && N[E->Len] != '+')) {
+ /* Name is actually longer than Info->Name */
+ Res = -1;
+ }
+ return Res;
+}
+
+
+
int IsZPName (const char* Name, unsigned short* RegInfo)
/* Return true if the given name is a zero page symbol. If the RegInfo
* pointer is not NULL, it is filled with the register info for the
* zero page location found.
*/
{
- unsigned I;
- const ZPInfo* Info;
-
- /* Because of the low number of symbols, we do a linear search here */
- for (I = 0, Info = ZPInfoTable; I < ZPInfoCount; ++I, ++Info) {
- if (strncmp (Name, Info->Name, Info->Len) == 0 &&
- (Name[Info->Len] == '\0' || Name[Info->Len] == '+')) {
- /* Found */
- if (RegInfo) {
- *RegInfo = Info->RegInfo;
- }
- return 1;
- }
+ /* Search for the zp location in the list */
+ const ZPInfo* Info = bsearch (Name, ZPInfoTable, ZPInfoCount,
+ sizeof(ZPInfo), CompareZPInfo);
+
+ /* Did we find it? */
+ if (Info) {
+ /* Found, store register info if requested. */
+ if (RegInfo) {
+ *RegInfo = Info->RegInfo;
+ }
+ return 1;
+ } else {
+ /* Not found */
+ return 0;
}
-
- /* Not found */
- return 0;
}
static unsigned GetRegInfo1 (CodeSeg* S,
- CodeEntry* E,
- int Index,
- Collection* Visited,
- unsigned Used,
- unsigned Unused);
+ CodeEntry* E,
+ int Index,
+ Collection* Visited,
+ unsigned Used,
+ unsigned Unused);
/* Recursively called subfunction for GetRegInfo. */
projects / cc65 / blobdiff