+2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
+ (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
+ SUBREG and MEM, respectively.
+
+2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
+
+ * fold-const.c (fold_binary): Avoid directly using the original
+ expression t as much as possible.
+
+2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * c-semantics.c (build_stmt): Use TYPE_P instead of
+ IS_NON_TYPE_CODE_CLASS.
+ * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
+ (NON_TYPE_CHECK): Use TYPE_P instead of
+ IS_NON_TYPE_CODE_CLASS.
+
+ * fold-const.c (fold): Remove handling of binary expressions.
+
+2005-03-05 James A. Morrison <phython@gcc.gnu.org>
+
+ * doc/c-tree.texi: Wrap comments in @r{}.
+ * doc/cpp.texi: Likewise.
+ * doc/cppinternals.texi: Likewise.
+ * doc/extend.texi: Likewise.
+ * doc/md.texi: Likewise.
+ * doc/objc.texi: Likewise.
+ * doc/sourcebuild.texi: Likewise.
+ * doc/tm.texi: Likewise.
+ * doc/tree-ssa.texi
+
+2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
+
+ * predict.c (apply_return_prediction): Standardize PHI chain
+ walking.
+ * tree-ssa.c (ssa_redirect_edge): Likewise.
+
+ * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
+ gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
+ Update copyright.
+
+ * tree-phinodes.c (remove_phi_node): Drop the last argument.
+ * tree-flow.h: Adjust the prototype for remove_phi_node.
+ * lambda-code.c (perfect_nestify): Adjust a call to
+ remove_phi_node.
+ * tree-cfg.c
+ (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
+ * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
+ Likewise.
+ * tree-ssa-dce.c (remove_dead_phis): Likewise.
+ * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
+ * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
+ * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
+
+ * combine.c (simplify_and_const_int): Use gen_int_mode instead
+ of GEN_INT (trunc_int_for_mode (...)).
+ * loop-iv.c (iv_number_of_iterations): Likewise.
+ * postreload.c (reload_cse_move2add): Likewise.
+ * simplify-rtx.c (simplify_const_unary_operation,
+ simplify_const_binary_operation): Likewise.
+ * stor-layout.c (get_mode_bounds): Likewise.
+
+ * fold-const.c (fold_binary): New.
+ (fold): Call fold_binary on binary expressions.
+
+2005-03-05 Richard Sandiford <rsandifo@redhat.com>
+
+ * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
+ * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
+ (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
+ (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
+ (ASM_SPEC): Pass down -msym32 and -mno-sym32.
+
+2005-03-04 Devang Patel <dpatel@apple.com>
+
+ PR tree-optimization/18815
+ * tree-if-conv.c (combine_blocks): Adjust loop header edges for
+ loops with zero exit edges.
+
+2005-03-04 Devang Patel <dpatel@apple.com>
+
+ * doc/invoke.texi: Remove reference to webpage that does not exist.
+
+2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
+ Joseph S. Myers <joseph@codesourcery.com>
+
+ PR c++/19797
+ * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
+ (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
+ * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
+ * pa.c (get_plabel): Change argument to symbol_ref. Call
+ maybe_get_identifier instead of get_identifier.
+ (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
+ (struct deferred_plabel): Replace name field with symbol field.
+ (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
+ ASM_OUTPUT_EXTERNAL_REAL is defined.
+ (output_global_address): Use output_addr_const for output of all
+ symbol_refs.
+ (output_deferred_plabels): Use symbol_ref instead of name for address
+ output.
+ * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
+ ASM_OUTPUT_SYMBOL_REF): New macros.
+ * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
+ comment.
+ (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
+ label.
+
+2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
+
+ * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
+ *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
+
+2005-03-04 Jeff Law <law@redhat.com>
+
+ * basic-block.h (rediscover_loops_after_threading): Declare.
+ * tree-ssa-dom.c: Include cfgloop.h.
+ (tree_ssa_dominator_optimize): Discover loops and some basic
+ properties. Remove forwarder blocks recreated by loop header
+ canonicalization. Also mark backedges in the CFG.
+ * tree-ssa-threadupdate.c: Include cfgloop.h
+ (rediscover_loops_after_threading): Define.
+ (struct local_info): New field, JUMP_THREADED.
+ (prune_undesirable_thread_requests): New function.
+ (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
+ then record that fact for the callers of redirct_edges.
+ (thread_block): If BB has incoming backedges, then call
+ prune_undesirable_thraed_requests. Note when we are
+ going to have to rediscover loop information. Return a
+ boolean indicating if any jumps were threaded.
+ (thread_through_all_blocks): Bubble up boolean indicating
+ if any jumps were threaded.
+ * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
+ (tree-ssa-threadupdate.o): Similarly.
+
2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
* fold-const.c (fold_ternary): Unroll the "for" loop to
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