diff options
| -rw-r--r-- | gcc/ChangeLog | 8 | ||||
| -rw-r--r-- | gcc/gcse.c | 30 |
2 files changed, 25 insertions, 13 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 21985c5..b42ba68 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,13 @@ Mon Apr 10 07:21:13 2000 Richard Kenner <kenner@vlsi1.ultra.nyu.edu> + * gcse.c (expr_hash_table_size): Now unsigned. + (compute_ae_gen): Local variable `i' now unsigned. + (compute_ae_kill, pre_insert_copies, pre_delete, pre_gcse): Likewise. + (compute_transout, hoist_code): Likewise. + (compute_local_properties): Likewise, also hash_table_size. + (alloc_expr_hash_table): N_INSNS now unsigned. + (delete_null_pointer_checks): Mark arg F as unused. + * regrename.c: Minor cleanups, including chang some variables to unsigned int. @@ -365,7 +365,8 @@ struct occr Someday I'll perform the computation and figure it out. */ /* Total size of the expression hash table, in elements. */ -static int expr_hash_table_size; +static unsigned int expr_hash_table_size; + /* The table itself. This is an array of `expr_hash_table_size' elements. */ static struct expr **expr_hash_table; @@ -560,7 +561,7 @@ static void compute_hash_table PARAMS ((int)); static void alloc_set_hash_table PARAMS ((int)); static void free_set_hash_table PARAMS ((void)); static void compute_set_hash_table PARAMS ((void)); -static void alloc_expr_hash_table PARAMS ((int)); +static void alloc_expr_hash_table PARAMS ((unsigned int)); static void free_expr_hash_table PARAMS ((void)); static void compute_expr_hash_table PARAMS ((void)); static void dump_hash_table PARAMS ((FILE *, const char *, struct expr **, @@ -1011,7 +1012,7 @@ compute_local_properties (transp, comp, antloc, setp) sbitmap *antloc; int setp; { - int i, hash_table_size; + unsigned int i, hash_table_size; struct expr **hash_table; /* Initialize any bitmaps that were passed in. */ @@ -2245,7 +2246,7 @@ compute_set_hash_table () static void alloc_expr_hash_table (n_insns) - int n_insns; + unsigned int n_insns; { int n; @@ -2691,7 +2692,7 @@ free_avail_expr_mem () static void compute_ae_gen () { - int i; + unsigned int i; struct expr *expr; struct occr *occr; @@ -2773,7 +2774,8 @@ static void compute_ae_kill (ae_gen, ae_kill) sbitmap *ae_gen, *ae_kill; { - int bb, i; + int bb; + unsigned int i; struct expr *expr; for (bb = 0; bb < n_basic_blocks; bb++) @@ -4522,7 +4524,7 @@ pre_insert_copy_insn (expr, insn) static void pre_insert_copies () { - int i; + unsigned int i; struct expr *expr; struct occr *occr; struct occr *avail; @@ -4584,7 +4586,8 @@ pre_insert_copies () static int pre_delete () { - int i, bb, changed; + unsigned int i; + int bb, changed; struct expr *expr; struct occr *occr; @@ -4675,8 +4678,8 @@ pre_delete () static int pre_gcse () { - int i, did_insert; - int changed; + unsigned int i; + int did_insert, changed; struct expr **index_map; struct expr *expr; @@ -4818,7 +4821,7 @@ static void compute_transpout () { int bb; - int i; + unsigned int i; struct expr *expr; sbitmap_vector_ones (transpout, n_basic_blocks); @@ -5051,7 +5054,7 @@ delete_null_pointer_checks_1 (block_reg, nonnull_avin, nonnull_avout, npi) void delete_null_pointer_checks (f) - rtx f; + rtx f ATTRIBUTE_UNUSED; { sbitmap *nonnull_avin, *nonnull_avout; unsigned int *block_reg; @@ -5311,7 +5314,8 @@ hoist_expr_reaches_here_p (expr_bb, expr_index, bb, visited) static void hoist_code () { - int bb, dominated, i; + int bb, dominated; + unsigned int i; struct expr **index_map; struct expr *expr; |