gcc/

[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog

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+2010-05-18  Steven Bosscher  <steven@gcc.gnu.org>
+
+       PR lto/44184
+       * lto-streamer-out.c (output_gimple_stmt): Output number of labels
+       in a GIMPLE_ASM.
+       * lto-streamer-in.c (input_gimple_stmt): Read number of labels
+       in a GIMPLE_ASM.
+
+2010-05-18  Jakub Jelinek  <jakub@redhat.com>
+
+       PR debug/41371
+       * var-tracking.c (find_loc_in_1pdv): Add a few checks from
+       rtx_equal_p inline.
+
+2010-05-18  Steven Bosscher  <steven@gcc.gnu.org>
+
+       * config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
+       lto-macho as lto_binary_reader.
+
+       * darwin.c (darwin_asm_named_section): Do not add assembler comment
+       after .section directive; just print it before the directive instead.
+
+2010-05-17  Jan Hubicka  <jh@suse.cz>
+
+       * cgraph.c (cgraph_create_virtual_clone): Only check
+       versionable_function_p when not in wpa and checking is enabled.
+       * cgraphunit.c (cgraph_materialize_all_clones): Stabilize after
+       there are no more functions to materialize.
+
+2010-05-17  Jan Hubicka  <jh@suse.cz>
+
+       * cgraph.h (struct ipa_replace_map): Add parm_num parameter.
+       * lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
+       New functions.
+       (output_cgraph): Call output_cgraph_opt_summary.
+       (input_cgrpah): Call input_cgraph_opt_summary.
+       (output_cgraph_opt_summary_p, output_node_opt_summary,
+       input_node_opt_summary, input_cgraph_opt_section): New functions.
+       * lto-section-in.c (lto_section_name): Add cgraphopt.
+       * tree-inline.c (tree_function_versioning): Handle parm_num.
+       * lto-streamer.c (lto_get_section_name): Handle cgraphopt.
+       * lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.
+
+2010-05-17  Changpeng Fang  <changpeng.fang@amd.com>
+
+       * doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
+       * tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
+       the insn to prefetch ratio heuristic to loops with known trip count.
+
+2010-05-17  Changpeng Fang  <changpeng.fang@amd.com>
+
+       * tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
+       (schedule_prefetches): Do not generate a prefetch if the unroll factor
+       is far from what is required by the prefetch.
+
 2010-05-17  Jan Hubicka  <jh@suse.cz>
 
        * ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.