I swear this was in there when i committed, but apparently not

[gcc.git] / gcc / ChangeLog

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+2005-01-30  Daniel Berlin  <dberlin@dberlin.org>
+
+       Fix PR tree-optimization/19624
+       
+       * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
+       * tree-ssa-pre.c: Add cfgloop.h.
+       Update comment.
+       (pre_stats): New member, constified.
+       (inserted_exprs): New static variable.
+       (NECESSARY): New macro.
+       (create_expression_by_pieces): Fold the expression, and
+       mark it as defaulting to not necessary. Also put in
+       inserted_exprs.
+       (fully_constant_expression): New function.
+       (insert_into_preds_of_block): Modify to not insert phis when we
+       are playing with induction variables.
+       Push phis onto the inserted_exprs vector, and mark them as not
+       necessary by default.
+       (insert_aux): Call fully_constant_expression on eprime.
+       If all edges produce the same value, mark it constant.
+       (mark_operand_necessary): New function.
+       (remove_dead_inserted_code): New function.
+       (init_pre): Init loop optimizer to get loop info.
+       (fini_pre): Free loop_optimizer, and inserted_exprs vec.
+       (execute_pre): Commit edge inserts, then remove dead code.
+
+2005-01-30  Richard Henderson  <rth@redhat.com>
+
+       * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
+       * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
+
+2005-01-30  Richard Henderson  <rth@redhat.com>
+
+       PR target/19700
+       * config/i386/i386.c (ix86_expand_copysign): New.
+       (ix86_split_copysign_const): New.
+       (ix86_split_copysign_var): Rename from ix86_split_copysign, 
+       rearrange op1/nmask operands.
+       * config/i386/i386-protos.h: Update.
+       * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
+       (copysigndf3): Likewise.
+       (copysignsf3_const, copysigndf3_const): New.
+       (copysignsf3_var): Rename from copysignsf3, split out splitter
+       and fix split predicate for X constraint.
+       (copysigndf3_var): Similarly.
+
+2005-01-30  Kazu Hirata  <kazu@cs.umass.edu>
+
+       * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
+       doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
+       doc/tm.texi, doc/tree-ssa.texi: Update copyright.
+
+2005-01-29  Richard Henderson  <rth@redhat.com>
+
+       PR target/19690
+       * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
+       of # and * in constraints.
+
+2005-01-29  Richard Henderson  <rth@redhat.com>
+
+       PR middle-end/19689
+       * expr.c (store_field): Don't strip sub-mode cast when the input
+       data is even smaller.
+
 2005-01-29  Richard Henderson  <rth@redhat.com>
 
        PR middle-end/19687