[Bug lto/45375] [meta-bug] Issues with building Mozilla with LTO

hubicka at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Thu May 10 21:59:00 GMT 2012


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45375

--- Comment #122 from Jan Hubicka <hubicka at gcc dot gnu.org> 2012-05-10 21:53:54 UTC ---
oprofile shows:
139188   15.6963  lto1                     lto1                    
uniquify_nodes
66390     7.4868  lto1                     lto1                    
estimate_edge_growth
52815     5.9560  lto1                     lto1                    
VEC_edge_growth_cache_entry_base_length
47137     5.3157  lto1                     lto1                    
iterative_hash_hashval_t
34037     3.8384  lto1                     lto1                    
htab_find_slot_with_hash
33604     3.7895  lto1                     lto1                    
bp_unpack_value
26584     2.9979  lto1                     lto1                    
do_estimate_growth_1
21410     2.4144  lto1                     lto1                    
ggc_set_mark
17124     1.9311  lto1                     lto1                    
inflate_fast
14464     1.6311  lto1                     lto1                    
streamer_read_uhwi
14204     1.6018  lto1                     lto1                    
lookup_page_table_entry
11430     1.2890  libc-2.11.1.so           libc-2.11.1.so           memset
11405     1.2861  lto1                     lto1                    
streamer_read_hwi_in_range
11286     1.2727  lto1                     lto1                    
gt_ggc_mx_lang_tree_node
11017     1.2424  lto1                     lto1                    
iterative_hash_gimple_type
10851     1.2237  lto1                     lto1                    
pointer_map_insert
10674     1.2037  lto1                     lto1                    
lto_input_tree
10536     1.1881  lto1                     lto1                    
ht_lookup_with_hash
10269     1.1580  lto1                     lto1                    
streamer_read_uchar
9972      1.1245  lto1                     lto1                    
streamer_read_uchar
9089      1.0250  libc-2.11.1.so           libc-2.11.1.so           _int_malloc
9086      1.0246  lto1                     lto1                     alloc_page
6603      0.7446  lto1                     lto1                    
VEC_edge_growth_cache_entry_base_index

looks like uniquify_nodes got out of control?



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