+2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/35757
+ * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
+ proper error message for the third argument on blendpd and
+ blendps.
+
+ * config/i386/sse.md (blendbits): New.
+ (sse4_1_blendp<ssemodesuffixf2c>): Use it.
+
+2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
+
+ * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
+
+2008-03-30 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/31023
+ * fold-const.c (fold_sign_changed_comparison): Do leave
+ conversions to base-types alone.
+
+2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
+ the link register if one altivec register is be saved.
+
+2008-03-30 Ben Elliston <bje@au.ibm.com>
+
+ * final.c (final_scan_insn): Remove if (0) code.
+
+2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
+
+ * c-parser.c (c_parser_next_token_is_keyword): Simplify.
+
+2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
+ of V4SFmode to ix86_binary_operator_ok.
+
+2008-03-28 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (override_options): Initialize
+ ix86_veclib_handler to ix86_veclibabi_svml when
+ -mveclibabi=svml is used.
+ (ix86_veclibabi_svml): New function for SVML ABI style
+ vectorization support.
+ * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
+
+2008-03-28 Rafael Espindola <espindola@google.com>
+
+ * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
+ (tree_binary_nonnegative_warnv_p): Make it public.
+ (tree_single_nonnegative_warnv_p): Make it public.
+ (tree_invalid_nonnegative_warnv_p): Make it public.
+ (tree_unary_nonzero_warnv_p): Make it public.
+ (tree_binary_nonzero_warnv_p): Make it public
+ (tree_single_nonzero_warnv_p): Make it public.
+ * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
+ (extract_range_from_binary_expr): Split the expr argument.
+ (extract_range_from_unary_expr): Split the expr argument.
+ (extract_range_from_comparison): Split the expr argument.
+ (extract_range_from_expr): Use the new aux functions.
+ (vrp_evaluate_conditional_warnv): Use
+ vrp_evaluate_conditional_warnv_with_ops.
+ * tree.h (tree_unary_nonzero_warnv_p): Declare.
+ (tree_binary_nonzero_warnv_p): Declare.
+ (tree_single_nonzero_warnv_p): Declare.
+ (tree_expr_nonzero_warnv_p): Declare.
+ (tree_unary_nonnegative_warnv_p): Declare.
+ (tree_binary_nonnegative_warnv_p): Declare.
+ (tree_single_nonnegative_warnv_p): Declare.
+ (tree_invalid_nonnegative_warnv_p): Declare.
+
+2008-03-28 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/30317
+ PR tree-optimization/30911
+ PR tree-optimization/34793
+ * tree-vrp.c (set_and_canonicalize_value_range): New function.
+ (struct assert_locus_d): New member EXPR.
+ (register_new_assert_for): Add EXPR parameter to support
+ ASSERT_EXPR <name, expr OP limit>.
+ (register_edge_assert_for_1): Adjust callers.
+ (find_assert_locations): Likewise.
+ (process_assert_insertions_for): Build condition from expression.
+ (extract_range_from_assert): Handle ASSERT_EXPRs
+ of the form ASSERT_EXPR <name, expr OP limit>.
+ (register_edge_assert_for_2): New helper registering
+ asserts for comparisons. Recognize range tests of the form
+ (unsigned)i - CST1 OP CST2.
+ (register_edge_assert_for_1): Use it.
+ (register_edge_assert_for): Likewise.
+ (needs_overflow_infinity): Integer sub-types
+ do not need overflow infinities.
+ (vrp_val_is_max): The extreme values of integer sub-types
+ are those of the base type.
+ (vrp_val_is_min): Likewise.
+ * tree.def (ASSERT_EXPR): Document extra allowed conditional
+ expressions.
+
+2008-03-28 Nick Clifton <nickc@redhat.com>
+
+ * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
+ Return GENERAL_REGS for stack adjustment reloads.
+
+2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR target/31334
+ * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
+ const_vector when all the vectors are constant.
+
+2008-03-27 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
+ comparisons.
+ * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
+ (any_scc_sf): Add uneq, unlt, unle and unordered operators.
+ (scc_sf): New.
+ (s<code>_sf): Use new scc_sf attribute for opcode names.
+
+2008-03-27 Tom Tromey <tromey@redhat.com>
+
+ * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
+ configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
+ config/spu/t-spu-elf, config/i386/t-interix,
+ config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
+ config/i386/x-darwin, config/i386/x-mingw32,
+ config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
+ config/sh/t-sh, config/sh/t-symbian, config/x-linux,
+ config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
+ config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
+ config/rs6000/x-rs6000, config/rs6000/x-darwin64,
+ config/rs6000/x-darwin, config/rs6000/t-rs6000,
+ config/score/t-score-elf, config/arm/t-strongarm-pe,
+ config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
+ config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
+ Revert automatic dependency patch.
+
+2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR target/35657
+ * config/i386/i386.c (ix86_function_arg_boundary): Align
+ decimal floating point to its natural boundary.
+
+2008-03-27 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/35716
+ * fold-const.c (fold_comparison): Restrict distinct decl
+ comparison folding to VAR_DECLs and PARM_DECLs. Do not
+ solely rely on operand_equal_p.
+
+2008-03-27 Richard Guenther <rguenther@suse.de>
+
+ PR c/32511
+ * c-common.c (handle_weak_attribute): Reject combination of
+ weak and inline.
+
+2008-03-27 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/32810
+ * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
+ conversions from DECL_INITIAL.
+ (fold_const_aggregate_ref): Likewise from constructor elements.
+
+2008-03-27 Zdenek Dvorak <ook@ucw.cz>
+
+ * tree-affine.h (aff_combination_expand): Declare.
+ (get_inner_reference_aff): Likewise.
+ * tree-affine.c (aff_combination_expand): Split out from
+ tree_to_aff_combination_expand.
+ (get_inner_reference_aff): New function.
+ * tree-parloops.c (loop_parallel_p): Free vectorizer info.
+ * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
+ (struct lim_aux_data): sm_done field removed.
+ (mem_ref_loc_p, mem_ref_locs_p): New types.
+ (struct mem_ref): Added id, stored, accesses_in_loop,
+ indep_loop, dep_loop, indep_ref, dep_ref fields.
+ Removed is_stored, locs and next fields.
+ (memory_accesses): New variable.
+ (movement_possibility): Do not allow moving statements
+ that store to memory.
+ (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
+ New functions.
+ (determine_max_movement): For statements with memory references,
+ find the outermost loop in that the reference is independent.
+ (move_computations_stmt): Mark the virtual operands for renaming.
+ (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
+ gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
+ vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
+ add_vop_ref_mapping, create_vop_ref_mapping_loop,
+ create_vop_ref_mapping, analyze_memory_references,
+ cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
+ get_all_locs_in_loop, ref_always_accessed_p,
+ refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
+ ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
+ store_motion_loop, store_motion): New functions.
+ (struct vop_to_refs_elt): New type.
+ (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
+ memref_hash, memref_eq, hoist_memory_references): Rewritten.
+ (schedule_sm): Replaced by...
+ (execute_sm): ... this.
+ (determine_lsm_ref, hoist_memory_references,
+ loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
+ find_more_ref_vops, free_mem_ref, free_mem_refs,
+ determine_lsm_loop, determine_lsm): Removed.
+ (tree_ssa_lim_finalize): Free data structures used by store motion.
+ (tree_ssa_lim): Call analyze_memory_references. Use
+ store_motion instead of determine_lsm.
+
+2008-03-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
+ rename tmake_file to m68hc11/t-m68hc11.
+ (mcore): Set inhibit_libc to true.
+ * config.host (alpha*-dec-*vms*): Set extra_programs.
+ (interix3*): Don't use host_xmake_file.
+ * configure.ac: Let config.gcc override inhibit_libc.
+ * configure: Regenerate.
+
+ * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
+ * config/t-openbsd-thread: Remove commented out lines.
+
+ * config/x-interix: Remove.
+
+ * config/m68hc11/t-m68hc11-gas: Rename to...
+ * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
+
+ * config/mcore/t-mcore: Remove T_CFLAGS.
+ * config/mcore/t-mcore-pe: Likewise.
+
+2008-03-27 Paolo Bonzini <bonzini@gnu.org>
+
+ * configure.ac: Replace custom __GNU_SOURCE test with
+ AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
+ * aclocal.m4: Regenerate.
+ * configure: Regenerate.
+ * config.in: Regenerate.
+
+2008-03-27 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (target.h): Include.
+ (fold_comparison): Fold comparison of addresses of decls
+ that bind locally or of constants. Consolidate address folding code.
+ * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
+ results from fold_binary_to_constant.
+ (compare_values_warnv): Likewise.
+
+2008-03-27 Andrew Pinski <pinskia@gmail.com>
+
+ PR middle-end/35429
+ * fold-const.c (fold_truthop): Check for integeral types when folding
+ a == 0 && b == 0 and a != 0 || b != 0 .
+
+2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
+
+ * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
+
+2008-03-26 Andreas Schwab <schwab@suse.de>
+
+ * doc/invoke.texi: Fix use of @item vs. @itemx.
+
+2008-03-26 Tom Tromey <tromey@redhat.com>
+
+ * Makefile.in (build/gensupport.o, build/print-rtl.o,
+ build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
+ build/genattrtab.o, build/genautomata.o, build/gencheck.o,
+ build/gencodes.o, build/genconditions.o, build/genconfig.o,
+ build/genconstants.o, build/genemit.o, build/genextract.o,
+ build/genflags.o, build/genmddeps.o, build/genopinit.o,
+ build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
+ options.h.
+
+2008-03-26 Richard Guenther <rguenther@suse.de>
+
+ Revert
+ 2008-03-26 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (target.h): Include.
+ (fold_comparison): Fold comparison of addresses of two decls
+ that bind locally. Consolidate address folding code.
+
+2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ * builtins.c (expand_builtin_pow, fold_builtin_cabs,
+ fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
+ fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
+ dconstsqrt2, dconstthird, dconste and/or dconst10.
+ * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
+ * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
+ dconstsqrt2, dconste): Delete.
+ (init_emit_once): Likewise. Simplify initializing dconstm1.
+ Constify variable.
+ * real.c (get_real_const): New.
+ * real.h (dconst3, dconst10, dconstm2, dconstthird,
+ dconstsqrt2, dconste): Delete.
+ (real_value_const, get_real_const): New.
+
+2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
+
+ * config/i386/i386.c (ix86_function_arg_boundary): Check
+ BIGGEST_ALIGNMENT instead of 128.
+ (setup_incoming_varargs_64): Likewise.
+
+2008-03-26 Tom Tromey <tromey@redhat.com>
+
+ * Makefile.in (DEPFILES): Add missing '/'.
+
+2008-03-26 Richard Guenther <rguenther@suse.de>
+
+ * fold-const.c (target.h): Include.
+ (fold_comparison): Fold comparison of addresses of two decls
+ that bind locally. Consolidate address folding code.
+
+2008-03-26 Nick Clifton <nickc@redhat.com>
+
+ PR target/31232
+ * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
+ not allow INT+INT as a legitimate addressing mode.
+
+2008-03-26 Richard Guenther <rguenther@suse.de>
+
+ * tree-flow.h (widen_bitfield): Remove declaration.
+ * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
+ (widen_bitfield): Remove function.
+ * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
+ code.
+
+2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR target/31558
+ * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
+ error_mark_node's.
+
+2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR rtl-optimization/35232
+ * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
+ (forget_old_reloads_1, forget_marked_reloads): Don't clear
+ reg_reloaded_call_part_clobbered here.
+ (reload_regs_reach_end_p): New function.
+ (reload_reg_rtx_for_input): New variable.
+ (reload_reg_rtx_for_output): Likewise.
+ (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
+ when reassigning a pseudo register. Load reloadreg from
+ reload_reg_rtx_for_input, moving the mode and register
+ calculation to...
+ (do_input_reload): ...here. Use the mode-adjusted reg_rtx
+ instead of the original when deciding whether an input reload
+ would be a no-op or whether an output reload can be deleted.
+ (emit_output_reload_insns): Use the mode-adjusted reg_rtx
+ when setting up new_spill_reg_store. Load it from
+ reload_reg_rtx_for_output, moving the mode and register
+ calculation to...
+ (do_output_reload): ...here. Use the mode-adjusted reg_rtx
+ instead of the original when deciding whether an output reload
+ would be a no-op. Do the same when modifying insn notes.
+ Use rtx_equal_p instead of == to compare the registers.
+ (inherit_piecemeal_p): Take a mode and two register numbers
+ as argument.
+ (emit_reload_insns): Clear new_spill_reg_store for every hard
+ register in the reload register. Remove spill registers
+ from reg_reloaded_valid before considering whether to record
+ inheritance information for them. Use reload_reg_rtx_for_output
+ instead of reg_rtx when recording output reloads. Use
+ reload_reg_rtx_for_input instead of reg_rtx when recording
+ input reloads. Set or clear reg_reloaded_call_part_clobbered
+ at the same time as setting reg_reloaded_valid.
+ (delete_output_reload): Add a new_reload_reg parameter and use it
+ instead of rld[j].reg_rtx.
+ (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
+ calls accordingly.
+
+2008-03-25 Tom Tromey <tromey@redhat.com>
+
+ * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
+ (build/genattr.o): Likewise.
+ (build/genattrtab.o): Likewise.
+ (build/gencodes.o): Likewise.
+ (build/genconfig.o): Likewise.
+ (build/genconstants.o): Likewise.
+ (build/genemit.o): Likewise.
+ (build/genextract.o): Likewise.
+ (build/genflags.o): Likewise.
+
+2008-03-25 Bob Wilson <bob.wilson@acm.org>
+
+ * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
+ instead of size_int for integer types.
+ (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
+ to match type of MINUS_EXPR.
+
+2008-03-25 Tom Tromey <tromey@redhat.com>
+
+ * configure: Rebuilt.
+ * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
+ Makefile.
+
+2008-03-25 Tom Tromey <tromey@redhat.com>
+
+ * config/x-solaris (host-solaris.o): Update.
+ * config/x-linux (host-linux.o): Update.
+ * config/x-hpux (host-hpux.o): Update.
+ * config/x-darwin (host-darwin.o): Update.
+ * config/v850/t-v850e (v850-c.o): Update.
+ * config/v850/t-v850 (v850-c.o): Update.
+ * config/t-vxworks (vxworks.o): Update.
+ * config/t-sol2 (sol2-c.o, sol2.o): Update.
+ * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
+ * config/spu/t-spu-elf (spu-c.o): Update.
+ (spu.o): Remove.
+ * config/sh/t-symbian (sh-c.o): Update.
+ (symbian.o): Update.
+ * config/sh/t-sh (sh-c.o): Update.
+ * config/score/t-score-elf (score7.o, score3.o): Update.
+ * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
+ * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
+ * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
+ * config/rs6000/t-rs6000 (rs6000-c.o): Update.
+ (rs6000.o): Remove.
+ * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
+ * config/m32c/t-m32c (m32c-pragma.o): Update.
+ * config/ia64/t-ia64 (ia64-c.o): Update.
+ * config/i386/x-mingw32 (host-mingw32.o): Update.
+ * config/i386/x-i386 (driver-i386.o): Update.
+ * config/i386/x-darwin (host-i386-darwin.o): Update.
+ * config/i386/x-cygwin (host-cygwin.o): Update.
+ * config/i386/t-nwld (nwld.o): Update.
+ * config/i386/t-netware (netware.o): Update.
+ * config/i386/t-interix (winnt.o): Update.
+ * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
+ * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
+ msformat-c.o): Update.
+ * config/bfin/t-bfin-linux (generated_files): Add
+ linux-sysroot-suffix.h.
+ * config/arm/t-wince-pe (pe.o): Update.
+ * config/arm/t-strongarm-pe (pe.o): Update.
+ * config/arm/t-pe (pe.o): Update.
+ * config/arm/t-arm (arm-c.o): Update.
+ * doc/install.texi (Prerequisites): Require make 3.80.
+ * Makefile.in: Remove .o targets.
+ (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
+ (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
+ (simple_generated_h, simple_generated_c): Move earlier.
+ (generated_files): New variable.
+ (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
+ TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
+ BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
+ ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
+ REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
+ CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
+ CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
+ INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
+ PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
+ TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
+ DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
+ VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
+ (.c.o): Remove.
+ (COMPILE.base, COMPILE): New variables.
+ (%.o): New pattern rule.
+ (ALL_HOST_OBJS): New variable.
+ (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
+ (dummy-checksum.o, cc1-checksum.o): Remove.
+ (DRIVER_SHLIB): New variable.
+ (DRIVER_DEFINES): Use it.
+ (gencondmd.c): Move out of build/.
+ (s-conditions): Update.
+ (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
+ (ALL_BUILD_OBJS): Likewise.
+ (build/%.o): Use BUILDCOMPILE.
+ (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
+ build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
+ build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
+ build/gencheck.o, build/gencodes.o, build/genconditions.o,
+ build/genconfig.o, build/genconstants.o, build/genemit.o,
+ build/genextract.o, build/genflags.o, build/genmddeps.o,
+ build/genopinit.o, build/genoutput.o, build/genpeep.o,
+ build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
+ build/gen-protos.o, build/scan.o, build/fix-header.o,
+ build/scan-decls.o): Simplify.
+ (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
+ cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
+ prefix.o, toplev.o): Reduce to variable setting.
+ (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
+ ($(out_object_file), gcc-options.o): New targets.
+ ($(ALL_HOST_OBJS)): New target. Include dependency files.
+ * configure: Rebuilt.
+ * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
+ * doc/sourcebuild.texi (Front End Directory): Document new variable.
+
+2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
+
+ * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
+ complain when we hit an error, return ERROR_MARK_NODE.
+
+2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
+
+ * config/sh/constraints.md (Pso, Psz): New constraints.
+ * config/sh/sh.c (print_operand): Add %V and %W operand codes.
+ * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
+
+2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
+
+ * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
+ * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
+
+2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
+
+ * config/sh/sh.md (prefetch): Add condition for SH2A target.
+ (prefetch_sh2a): New.
+
+2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
+ Naveen.H.S <naveen.hs@kpitcummins.com>
+
+ * config/sh/constraints.md (I28): New constraint.
+ * config/sh/sh.c (broken_move): Add support for movi20s.
+ * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
+
+2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
+ Jayant Sonar <Jayant.sonar@kpitcummins.com>
+ Naveen.H.S <naveen.hs@kpitcummins.com>
+
+ * config/sh/sh.c (SH_ATTRIBUTES): Define.
+ (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
+ (print_operand): Handle resbank in %@ operand code.
+ (sh_encode_section_info): New.
+ (push_regs): Add conditions for resbank.
+ (sh_expand_epilogue): Likewise.
+ (sh_insert_attributes): Likewise.
+ (sh_attribute_table): Likewise.
+ (sh_handle_resbank_handler_attribute): New.
+ (sh2a_handle_function_vector_handler_attribute): New.
+ (sh2a_is_function_vector_call): New.
+ (sh2a_get_function_vector_number): New.
+ (sh2a_function_vector_p): New.
+ (sh_cfun_resbank_handler_p): New.
+ * config/sh/sh.md (calli): Emit jsr/n if possible.
+ (calli_tbr_rel): New.
+ (calli_pcrel): Emit jsr/n if possible.
+ (return_i): Emit rts/n if possible.
+ (call_valuei_tbr_rel): New.
+ (call_valuei_pcrel): Add condition for SH2A target.
+ (call_value): Likewise.
+ * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
+ (sh2a_get_function_vector_number): Likewise.
+ (sh2a_is_function_vector_call): Likewise.
+ * doc/extend.texi: Document TBR relative addressing of SH2A.
+ (resbank): Add description for SH2A.
+
+2008-03-24 Richard Guenther <rguenther@suse.de>
+
+ PR c/22371
+ * gimplify.c (gimplify_modify_expr): For frontend type-correct
+ pointer assignments change conversions according to middle-end rules.
+ (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
+ * configure.ac: Include type checking in yes.
+ * configure: Regenerate.
+
+2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
+
+ * diagnostic.c (diagnostic_count_diagnostic): Delete.
+ (diagnostic_report_diagnostic): Update. Handle ICEs here.
+
+2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
+
+ * gthr-vxworks.h (UNUSED): Define.
+
+2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
+
+2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
+
+ * doc/extend.texi (Function Attributes): Add missing comma in the
+ example of the "alloc_size" attribute.
+
+2008-03-23 Uros Bizjak <ubizjak@gmail.com>
+
+ Revert:
+ 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
+
+ * config/i386/i386-modes.def: Use 4 byte alignment on DI for
+ 32bit host.
+
+ 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/35496
+ * stor-layout.c (update_alignment_for_field): Set minimum alignment
+ of the underlying type of a MS bitfield layout to the natural
+ alignment of the type.
+
+ 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (assign_386_stack_local): Align DImode slots
+ to their natural alignment to avoid store forwarding stalls.
+
+2008-03-22 Richard Guenther <rguenther@suse.de>
+
+ * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
+ For PHI nodes verify the address is invariant.
+ * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
+ (get_symbol_constant_value): Use is_gimple_min_invariant.
+ (maybe_fold_stmt_indirect): Likewise.
+
+2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
+
+ PR rtl-optimization/33927
+ * Makefile.in (dse.o): Depend on $(TM_P_H).
+ * expr.h (extract_low_bits): Declare.
+ * expmed.c (extract_low_bits): New function.
+ * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
+ * dse.c: Include tm_p.h.
+ (find_shift_sequence): Remove the read_reg argument and return the
+ read value. Emit the instructions instead of returning them.
+ Iterate on new_mode rather than calculating it each time.
+ Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
+ source to NEW_MODE and extract_low_bits to convert the shifted
+ value to READ_MODE.
+ (replace_read): Allow the load and store to have different mode
+ classes. Use extract_low_bits when SHIFT == 0. Create the shift
+ or extraction instructions before trying the replacement. Update
+ dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
+
+2008-03-22 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.c (assign_386_stack_local): Align DImode slots
+ to their natural alignment to avoid store forwarding stalls.
+
+2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
+
+ PR target/27946
+ * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
+ encouraging but not allowing gprs for input;
+ change the input constraint to !f#r.
+ (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
+ gprs for output;
+ change the output constraint to !f#r.
+
+2008-03-21 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/13958
+ * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
+ corresponding post-reload splitters.
+ ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
+ when x87 FP math is selected.
+ * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
+ New function prototype.
+ * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
+ unreachable function to ease macroization of insn patterns.
+
+2008-03-21 Martin Jambor <mjambor@suse.cz>
+
+ * tree-data-ref.c (dump_data_dependence_relation): Avoid data
+ reference dumps if ddr is NULL or dependence is unknown.
+
+2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
+ unsigned extension into account.
+ (ATOMIC_COMPARE_AND_SWAP): Likewise.
+ (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
+ Do computations on a scratch register.
+
+2008-03-21 Richard Guenther <rguenther@suse.de>
+
+ * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
+ Use is_gimple_min_invariant instead of TREE_INVARIANT.
+ * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
+ * tree-ssa-dom.c (record_equality): Likewise.
+ * tree-inline.c (copy_body_r): Likewise.
+ * tree-ssa-pre.c (make_values_for_stmt): Remove test for
+ TREE_INVARIANT.
+
+2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (split_branches): Pass zero to redirect_jump
+ as 'delete_unused' argument.
+
+2008-03-20 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
+ special casing of constant qualifiers.
+ * tree-ssa.c (useless_type_conversion_p_1): Instead do not
+ care about them in general.
+ * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
+ regardless of their type.
+ (fold_stmt_r): Forcefully fold *& if we end up with that.
+
+2008-03-20 Paul Brook <paul@codesourcery.com>
+
+ * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
+ * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
+ linker flags.
+ * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
+ definition.
+ (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
+ * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
+
+2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
+
+ * common.opt (Wmudflap): New option.
+ * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
+ (mx_register_decls): Likewise.
+ (mudflap_finish_file): Likewise.
+ * doc/invoke.texi: Document -Wno-mudflap.
+
+2008-03-20 Kai Tietz <kai.tietz@onevision.com>
+
+ * c-format.c (replace_format_name_to_system_name): New.
+ (cmp_attribs): New.
+ (convert_format_name_to_system_name): New.
+ (decode_format_attr): Add use of convert_format_name_to_system_name.
+ (format_types_orig): Add gnu_ prefix to names.
+ (check_format_info_main): Special treating of \0 escaped names for
+ supporting multi-character format specifiers as I32, I64.
+ (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
+ (gnu_target_overrides_format_attributes): New.
+ * c-format.h: Add structure target_ovr_attr to hold
+ system specific formatter names.
+ * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
+ msformat-c.o file to c_target_objs and cxx_target_objs.
+ * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
+ (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
+ (TARGET_N_FORMAT_TYPES): New.
+ * config/i386/msformat-c.c: New.
+ * config/i386/t-cygming: Add build rule for msformat-c.o.
+ * doc/extend.texi: Add new format names gnu_* and ms_* and
+ further details.
+ * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
+
+2008-03-20 Ira Rosen <irar@il.ibm.com>
+
+ * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
+ optimizations turned on under -O3.
+ (ftree-vectorize): Add that the flag is turned on with -O3.
+
2008-03-20 Ben Elliston <bje@au.ibm.com>
* regmove.c (try_auto_increment): Fix spelling error in comment.
2008-03-19 Richard Guenther <rguenther@suse.de>
PR middle-end/35609
- * tree-ssa.c (always_executed): New global flag.
- (warn_uninitialized_var): If !always_executed warn with "maybe"
+ * tree-ssa.c (walk_data): New structure.
+ (warn_uninitialized_var): If not always_executed warn with "maybe"
instead of "is".
(execute_early_warn_uninitialized): Compute post-dominators.
Initialize always_executed before processing each basic block.
2008-02-17 Uros Bizjak <ubizjak@gmail.com>
Revert:
-
2008-02-15 Uros Bizjak <ubizjak@gmail.com>
* config/i386/sfp-machine.h (CMPtype): Define as typedef using
libgcc_cmp_return mode.
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