+2007-09-07 Zdenek Dvorak <ook@ucw.cz>
+
+ PR tree-optimization/32183
+ * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
+
+ * tree-ssa-reassoc.c: Include cfgloop.h.
+ (is_reassociable_op): Add a loop argument and return true only
+ for inside loop.
+ (linearize_expr): Updated.
+ (should_break_up_subtract): Likewise.
+ (linearize_expr_tree): Likewise.
+ (init_reassoc): Call loop_optimizer_init with
+ AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
+ with CDI_DOMINATORS.
+ (fini_reassoc): Call loop_optimizer_finalize.
+
+2007-09-07 Sterling Augustine <sterling@tensilica.com>
+
+ * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
+ if there is no i-cache.
+
+2007-09-07 Richard Guenther <rguenther@suse.de>
+
+ Reapply
+ 2007-09-06 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/32586
+ * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
+ folding if nothing changed.
+ (simplify_unary_expression): New function. Do tree combining
+ on conversion like codes.
+ (try_to_simplify): Call it.
+
+2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/33286
+ * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
+ (__gthread_active,__gthread_start, __gthread_active_init): New.
+ * gthr-posix95.h: Likewise.
+
+2007-09-07 Roman Zippel <zippel@linux-m68k.org>
+
+ * function.h (struct function): Rename calls_unwind_init
+ to saves_all_registers.
+ (current_function_saves_all_registers): Renamed from
+ current_function_calls_unwind_init.
+ * reload1.c (reload): Set current_function_saves_all_registers.
+ * except.c (expand_builtin_unwind_init): Likewise.
+ * config/m68k/m68k.c (m68k_save_reg): Use
+ current_function_saves_all_registers to save pic register.
+
+2007-09-07 Janis Johnson <janis187@us.ibm.com>
+
+ config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
+ config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
+
+ Reapply reverted changes:
+
+ 2007-09-06 Jan Hubicka <jh@suse.cz>
+
+ * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call of
+ real_2expN.
+
+ 2007-09-06 Richard Sandiford <richard@codesourcery.com>
+
+ * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
+ (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
+
+ 2007-09-05 Janis Johnson <janis187@us.ibm.com>
+
+ * optabs.c (expand_float): Convert unsigned integer as signed only
+ if it provides sufficient accuracy; add mode argument to real_2expN.
+ (expand_fix): Fix comment typos; extend binary float into mode
+ wider than destination for converion to unsigned integer; add mode
+ argument to real_2expN.
+ * real.c (real_2expN): Add mode argument to special-case decimal
+ float values.
+ * real.h (real_2expN): Ditto.
+ * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
+ real_2expN.
+ (fixed_from_string): Ditto.
+ (fixed_to_decimal): Ditto.
+ (fixed_convert_from_real): Ditto.
+ (real_convert_from_fixed): Ditto.
+ * config/rs6000/rs6000.md (FP): Include DD and TD modes.
+ * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
+ muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
+ floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
+
+2007-09-07 Diego Novillo <dnovillo@google.com>
+
+ * tree-flow.h (const_block_stmt_iterator): Remove.
+ Update all users to use block_stmt_iterator.
+ * tree-iterator.h (const_tree_stmt_iterator): Remove.
+ Update all users to use tree_stmt_iterator.
+
+2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
+
+ * config/mips/mips.c (mips_set_current_function): Temporarily
+ make this a no-op to fix bootstrap errors, pending rewrite.
+
2007-09-07 Jan Hubicka <jh@suse.cz>
* reorg.c (dbr_schedule): Move code removing placeholder USEs later
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