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* var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
index 3e69d97..89aaa5a 100644 (file)
@@ -1,3 +1,94 @@
+2010-03-30  Jakub Jelinek  <jakub@redhat.com>
+
+       * var-tracking.c (use_narrower_mode_test, use_narrower_mode): New
+       functions.
+       (adjust_mems): Replace narrowing SUBREG of expression containing
+       just PLUS, MINUS, MULT and ASHIFT of registers and constants
+       with operations in the narrower mode.
+
+       PR debug/43593
+       * var-tracking.c (dataflow_set_clear_at_call): Invalidate
+       just regs_invalidated_by_call instead all call_used_reg_set
+       registers.
+
+2010-03-30  Sebastian Pop  <sebastian.pop@amd.com>
+
+       PR middle-end/43430
+       * tree-vect-slp.c (vect_get_and_check_slp_defs): Replace type
+       pointer comparisons with types_compatible_p.
+       * tree-vect-stmts.c (vectorizable_call): Same.
+       (vectorizable_condition): Same.
+
+2010-03-30  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>
+
+       * config/s390/s390.c (s390_emit_prologue): Omit issuing a dynamic
+       stack check if the mask would be zero.
+
+2010-03-30  Seongbae Park <seongbae.park@gmail.com>
+           Jack Howarth <howarth@bromo.med.uc.edu>
+
+       * tree-profile.c (tree_init_ic_make_global_vars): Make static
+       variables TLS.
+
+2010-03-30  Joseph Myers  <joseph@codesourcery.com>
+
+       PR other/25232
+       * libgcc-std.ver (GCC_4.5.0): Define version.  Include __unordxf2
+       and __unordtf2.
+       * config/bfin/libgcc-bfin.ver (GCC_4.5.0): Define version.
+       Include ___unordxf2 and ___unordtf2.
+       * config/i386/libgcc-glibc.ver: Do not define inheritance from
+       GCC_4.4.0 here.
+
+2010-03-30  Tarik Graba  <tarik.graba@telecom-paristech.fr>
+
+       * config/lm32/t-lm32: New file.
+       * config.gcc: Use the above file when targetting lm32.
+
+2010-03-28  Duncan Sands  <baldrick@free.fr>
+
+       * Makefile.in (PLUGIN_HEADERS): Add except.h.
+
+2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
+
+       PR middle-end/43431
+       * tree-vect-loop.c (vect_estimate_min_profitable_iters):
+       Improve vectorization cost model diagnostic.
+
+2010-03-29  Sebastian Pop  <sebastian.pop@amd.com>
+
+       PR middle-end/43436
+       * tree-vect-data-refs.c (vect_analyze_data_refs): When
+       compute_data_dependences_for_loop returns false, early exit
+       and output an extra diagnostic for the failed data reference
+       analysis.
+
+2010-03-29  Richard Guenther  <rguenther@suse.de>
+
+       PR tree-optimization/43560
+       * tree-ssa-loop-im.c (ref_always_accessed_p): Add store_p
+       parameter.
+       (can_sm_ref_p): Treat stores to readonly locations as
+       trapping.
+
+2010-03-29  Jie Zhang  <jie@codesourcery.com>
+
+       PR 43564
+       * toplev.c (process_options): Set optimization_default_node
+       and optimization_current_node.
+       * opts.c (decode_options): Don't set optimization_default_node
+       and optimization_current_node.
+
+2010-03-29  Ralf Corsépius  <ralf.corsepius@rtems.org>
+
+       * config/rtems.h: Abandon -qrtems_debug.
+
+2010-03-28  Jan Hubicka  <jh@suse.cz>
+
+       PR tree-optimization/43505
+       * cgraph.c (cgraph_clone_node): When clonning a clone, replacement
+       map should not be copied.
+
 2010-03-27  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
 
        PR middle-end/41674