Version abc80130_2

1 files changed, 135 insertions, 0 deletions

diff --git a/src/misc/espresso/sparse.h b/src/misc/espresso/sparse.h
new file mode 100644
index 00000000..212a32ed
--- /dev/null
+++ b/src/misc/espresso/sparse.h
@@ -0,0 +1,135 @@
+/*
+ * Revision Control Information
+ *
+ * $Source$
+ * $Author$
+ * $Revision$
+ * $Date$
+ *
+ */
+#ifndef SPARSE_H
+#define SPARSE_H
+
+/*
+ *  sparse.h -- sparse matrix package header file
+ */
+
+typedef struct sm_element_struct sm_element;
+typedef struct sm_row_struct sm_row;
+typedef struct sm_col_struct sm_col;
+typedef struct sm_matrix_struct sm_matrix;
+
+
+/*
+ *  sparse matrix element
+ */
+struct sm_element_struct {
+    int row_num;        /* row number of this element */
+    int col_num;        /* column number of this element */
+    sm_element *next_row;    /* next row in this column */
+    sm_element *prev_row;    /* previous row in this column */
+    sm_element *next_col;    /* next column in this row */
+    sm_element *prev_col;    /* previous column in this row */
+    char *user_word;        /* user-defined word */
+};
+
+
+/*
+ *  row header
+ */
+struct sm_row_struct {
+    int row_num;        /* the row number */
+    int length;            /* number of elements in this row */
+    int flag;            /* user-defined word */
+    sm_element *first_col;    /* first element in this row */
+    sm_element *last_col;    /* last element in this row */
+    sm_row *next_row;        /* next row (in sm_matrix linked list) */
+    sm_row *prev_row;        /* previous row (in sm_matrix linked list) */
+    char *user_word;        /* user-defined word */
+};
+
+
+/*
+ *  column header
+ */
+struct sm_col_struct {
+    int col_num;        /* the column number */
+    int length;            /* number of elements in this column */
+    int flag;            /* user-defined word */
+    sm_element *first_row;    /* first element in this column */
+    sm_element *last_row;    /* last element in this column */
+    sm_col *next_col;        /* next column (in sm_matrix linked list) */
+    sm_col *prev_col;        /* prev column (in sm_matrix linked list) */
+    char *user_word;        /* user-defined word */
+};
+
+
+/*
+ *  A sparse matrix
+ */
+struct sm_matrix_struct {
+    sm_row **rows;        /* pointer to row headers (by row #) */
+    int rows_size;        /* alloc'ed size of above array */
+    sm_col **cols;        /* pointer to column headers (by col #) */
+    int cols_size;        /* alloc'ed size of above array */
+    sm_row *first_row;        /* first row (linked list of all rows) */
+    sm_row *last_row;        /* last row (linked list of all rows) */
+    int nrows;            /* number of rows */
+    sm_col *first_col;        /* first column (linked list of columns) */
+    sm_col *last_col;        /* last column (linked list of columns) */
+    int ncols;            /* number of columns */
+    char *user_word;        /* user-defined word */
+};
+
+
+#define sm_get_col(A, colnum)    \
+    (((colnum) >= 0 && (colnum) < (A)->cols_size) ? \
+    (A)->cols[colnum] : (sm_col *) 0)
+
+#define sm_get_row(A, rownum)    \
+    (((rownum) >= 0 && (rownum) < (A)->rows_size) ? \
+    (A)->rows[rownum] : (sm_row *) 0)
+
+#define sm_foreach_row(A, prow)    \
+    for(prow = A->first_row; prow != 0; prow = prow->next_row)
+
+#define sm_foreach_col(A, pcol)    \
+    for(pcol = A->first_col; pcol != 0; pcol = pcol->next_col)
+
+#define sm_foreach_row_element(prow, p)    \
+    for(p = prow->first_col; p != 0; p = p->next_col)
+
+#define sm_foreach_col_element(pcol, p)    \
+    for(p = pcol->first_row; p != 0; p = p->next_row)
+
+#define sm_put(x, val) \
+    (x->user_word = (char *) val)
+
+#define sm_get(type, x) \
+    ((type) (x->user_word))
+
+extern sm_matrix *sm_alloc(), *sm_alloc_size(), *sm_dup();
+extern void sm_free(), sm_delrow(), sm_delcol(), sm_resize();
+extern void sm_write(), sm_print(), sm_dump(), sm_cleanup();
+extern void sm_copy_row(), sm_copy_col();
+extern void sm_remove(), sm_remove_element();
+extern sm_element *sm_insert(), *sm_find();
+extern sm_row *sm_longest_row();
+extern sm_col *sm_longest_col();
+extern int sm_read(), sm_read_compressed();
+
+extern sm_row *sm_row_alloc(), *sm_row_dup(), *sm_row_and();
+extern void sm_row_free(), sm_row_remove(), sm_row_print();
+extern sm_element *sm_row_insert(), *sm_row_find();
+extern int sm_row_contains(), sm_row_intersects();
+extern int sm_row_compare(), sm_row_hash();
+
+extern sm_col *sm_col_alloc(), *sm_col_dup(), *sm_col_and();
+extern void sm_col_free(), sm_col_remove(), sm_col_print();
+extern sm_element *sm_col_insert(), *sm_col_find();
+extern int sm_col_contains(), sm_col_intersects();
+extern int sm_col_compare(), sm_col_hash();
+
+extern int sm_row_dominance(), sm_col_dominance(), sm_block_partition();
+
+#endif