gs_float_t extr_avg_fcn(vstring *v);
// first aggregate
+// hfta only
+void FIRST_HFTA_AGGR_INIT_(gs_uint32_t* scratch);
+void FIRST_HFTA_AGGR_REINIT_(gs_uint32_t* scratch);
+void FIRST_HFTA_AGGR_UPDATE_(gs_uint32_t* scratch, gs_uint32_t val);
+void FIRST_HFTA_AGGR_OUTPUT_(gs_uint32_t* res, gs_uint32_t* scratch);
+void FIRST_HFTA_AGGR_DESTROY_(gs_uint32_t* scratch);
+
+void FIRST_ULL_HFTA_AGGR_INIT_(gs_uint64_t* scratch);
+void FIRST_ULL_HFTA_AGGR_REINIT_(gs_uint64_t* scratch);
+void FIRST_ULL_HFTA_AGGR_UPDATE_(gs_uint64_t* scratch, gs_uint64_t val);
+void FIRST_ULL_HFTA_AGGR_OUTPUT_(gs_uint64_t* res, gs_uint64_t* scratch);
+void FIRST_ULL_HFTA_AGGR_DESTROY_(gs_uint64_t* scratch);
+
+void FIRST_STR_HFTA_AGGR_INIT_(vstring* scratch);
+void FIRST_STR_HFTA_AGGR_REINIT_(vstring* scratch);
+void FIRST_STR_HFTA_AGGR_UPDATE_(vstring* scratch, vstring* val);
+void FIRST_STR_HFTA_AGGR_OUTPUT_(vstring* res, vstring* scratch);
+void FIRST_STR_HFTA_AGGR_DESTROY_(vstring* scratch);
+// hfts-lfta split
void FIRST_hfta_HFTA_AGGR_INIT_(gs_uint32_t* scratch);
void FIRST_hfta_HFTA_AGGR_REINIT_(gs_uint32_t* scratch);
void FIRST_hfta_HFTA_AGGR_UPDATE_(gs_uint32_t* scratch, gs_uint32_t val);
/////////////////////////////////////////////////////////
// FIRST aggregate
+// hfta only
+
+void FIRST_HFTA_AGGR_INIT_(gs_uint32_t* scratch) {
+ *scratch = UINT_MAX; // we will encode uninitialized value of UINT_MAX
+}
+
+void FIRST_HFTA_AGGR_REINIT_(gs_uint32_t* scratch) { }
+
+void FIRST_HFTA_AGGR_UPDATE_(gs_uint32_t* scratch, gs_uint32_t val) {
+ if (*scratch == UINT_MAX)
+ *scratch = val;
+}
+
+void FIRST_HFTA_AGGR_OUTPUT_(gs_uint32_t* res, gs_uint32_t* scratch) {
+ *res = *scratch;
+}
+
+void FIRST_HFTA_AGGR_DESTROY_(gs_uint32_t* scratch) { }
+
+void FIRST_ULL_HFTA_AGGR_INIT_(gs_uint64_t* scratch) {
+ *scratch = UINT_MAX; // we will encode uninitialized value of UINT_MAX
+}
+
+void FIRST_ULL_HFTA_AGGR_REINIT_(gs_uint64_t* scratch) { }
+
+void FIRST_ULL_HFTA_AGGR_UPDATE_(gs_uint64_t* scratch, gs_uint64_t val) {
+ if (*scratch == UINT_MAX)
+ *scratch = val;
+}
+
+void FIRST_ULL_HFTA_AGGR_OUTPUT_(gs_uint64_t* res, gs_uint64_t* scratch) {
+ *res = *scratch;
+}
+
+void FIRST_ULL_HFTA_AGGR_DESTROY_(gs_uint64_t* scratch) { }
+
+
+void FIRST_STR_HFTA_AGGR_INIT_(vstring* scratch) {
+ scratch->offset= 0;
+}
+
+void FIRST_STR_HFTA_AGGR_REINIT_(vstring* scratch) { }
+
+void FIRST_STR_HFTA_AGGR_UPDATE_(vstring* scratch, vstring* val) {
+ if (!scratch->offset) {
+ scratch->length = val->length;
+ scratch->offset = val->offset;
+ scratch->reserved = SHALLOW_COPY;
+ }
+}
+
+void FIRST_STR_HFTA_AGGR_OUTPUT_(vstring* res, vstring* scratch) {
+ *res = *scratch;
+}
+
+void FIRST_STR_HFTA_AGGR_DESTROY_(vstring* scratch) { }
+
+// hfta/lfta split
void FIRST_hfta_HFTA_AGGR_INIT_(gs_uint32_t* scratch) {
*scratch = UINT_MAX; // we will encode uninitialized value of UINT_MAX
void FIRST_STR_hfta_HFTA_AGGR_DESTROY_(vstring* scratch) { }
+
/////////////////////////////////////////////////////////
// LAST aggregate