+2007-03-13 David Taylor <taylor@candd.org>
+
+ PR driver/12448:
+ * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
+ default -MQ.
+
+2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ PR target/31123
+ * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
+ two unamed patterns.
+
+2007-03-13 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.opt (mcx16, msahf): New options.
+ * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
+ (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
+
+ * config/i386/driver-i386.c (bit_LAHF_LM): New define.
+ (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
+ Output -mcx16 and -msahf options when corresponding bit is set.
+
+ * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
+ and -msahf options.
+
+2007-03-13 Alexandre Oliva <aoliva@redhat.com>
+
+ * configure.ac: Test for assembler tolerance to # 0 "".
+ * configure, config.in: Rebuilt.
+ * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
+
+2007-03-13 Geoffrey Keating <geoffk@apple.com>
+
+ * doc/invoke.texi (Spec Files): Update for '%{,' spec.
+
+ * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
+ (handle_syscall): Handle direct system calls.
+ * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
+
+2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
+
+ * doc/invoke.texi: Fix cpp.info cross-reference.
+ * doc/passes.texi: Fix gcc.info cross-reference.
+
+2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
+
+ PR tree-optimization/30835
+ * lambda-code.c (can_convert_to_perfect_nest): Check whether
+ bb_for_stmt is not NULL before accessing it.
+
+2007-03-12 Joseph Myers <joseph@codesourcery.com>
+
+ * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
+ some multilibs.
+
+2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
+
+ PR 30635
+ * doc/install.texi: Document --enable-stage1-languages
+
+2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
+
+ * tree-pass.h (pass_into_cfg_layout_mode,
+ pass_outof_cfg_layout_mode): Declare.
+ * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
+ pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
+ * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
+ (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
+
+2007-03-12 Seongbae Park <seongbae.park@gmail.com>
+
+ * c-decl.c (warn_variable_length_array): New function.
+ Refactored from grokdeclarator to handle warn_vla
+ and handle unnamed array case.
+ (grokdeclarator): Refactored VLA warning case.
+ * c.opt (Wvla): New flag.
+ * doc/invoke.texi (Wvla): New warning.
+
+2007-03-12 Richard Henderson <rth@redhat.com>
+
+ * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
+ (TARGET_SECTION_TYPE_FLAGS): New.
+
+2007-03-12 Richard Henderson <rth@redhat.com>
+
+ * config/darwin.c (machopic_reloc_rw_mask): New.
+ * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
+ * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
+
+2007-03-12 Mark Mitchell <mark@codesourcery.com>
+
+ * cppdefault.c (cpp_EXEC_PREFIX): New variable.
+ * cppdefault.h (cpp_PREFIX): Document.
+ (cpp_PREFIX_len): Likewise.
+ (cpp_EXEC_PREFIX): New variable.
+ * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
+ * c-incpath.c (add_standard_paths): Correct logic for relocating
+ paths within prefix.
+
+2007-03-12 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
+ fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
+ mode macro.
+ (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
+ fix_truncdfdi_sse using SSEMODEF mode macro.
+ (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
+ fix_truncdfsi_sse using SSEMODEF mode macro.
+ (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
+ (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
+
+2007-03-12 Richard Sandiford <richard@codesourcery.com>
+
+ * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
+ elfos.h to tm_file.
+
+2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
+
+ * tree.h : Add multiple_of_p declaration.
+ * fold-const.c (multiple_of_p): Make multiple_of_p public.
+ * ipa-type-escape.c (results_of_malloc): Redundant.
+ (visited_stmts): New. Visited stmt for walk_use_def_chains.
+ (cast_type): Extended with new members.
+ (check_cast): Returns cast_type.
+ (cast): New structure for data of walk_use_def_chains.
+ (is_malloc_result, is_cast_from_non_pointer_1,
+ is_cast_from_non_pointer,
+ is_array_access_through_pointer_and_index): New functions.
+ (look_for_casts): Returns cast types.
+ (check_call): Returns void.
+ (okay_pointer_operation): Use support of pointer plus index,
+ pointer plus constant and allow all multiplications.
+
+2007-03-11 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/31115
+ * tree-vrp.c (extract_range_from_binary_expr): Make sure
+ the shift count is positive and non-anti-range for RSHIFT_EXPR.
+ A shift count of zero is not special as with *_DIV_EXPR.
+ (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
+ direction.
+
+2007-03-11 Ian Lance Taylor <iant@google.com>
+
+ * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
+ the *_DIV_EXPR codes correctly with overflow infinities.
+
+2007-03-11 Ira Rosen <irar@il.ibm.com>
+
+ * tree-data-ref.c (analyze_offset): Add a return value (bool) to
+ indicate success/failure of the analysis. Add negation to subtrahend
+ in case of subtraction. Fail if both operands contain constants.
+ (create_data_ref): Fail if analyze_offset fails.
+
+2007-03-11 Uros Bizjak <ubizjak@gmail.com>
+
+ * config/i386/i386.md (frndintxf2): Rename to ...
+ (rintxf2): ... this. Remove expander having same name.
+ (rintsf2, rintdf2): Implement using SSEMODEF macro.
+ (roundsf2, rounddf2): Ditto.
+ (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
+ (lround<mode>di2, lround<mode>si2): Ditto.
+
+2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
+
+ * lower-subreg.c: Include except.h.
+ (decompose_multiword_subregs): Verify that the only control flow
+ insns we can split are loads to multi-words pseudos.
+ Handle breaking such blocks after splitting, instead of calling
+ find_many_sub_basic_blocks.
+
+ * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
+ on the new basic block. Add a lengthy comment explaining why we
+ thought this was necessary.
+ * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
+
+2007-03-10 Mark Mitchell <mark@codesourcery.com>
+
+ PR c++/30924
+ * tree.c (walk_type_fields): Recurse into the element type of
+ ARRAY_TYPEs if there is a pointer set.
+
+2007-03-10 Dirk Mueller <dmueller@suse.de>
+
+ * c-common.c (warn_logical_operator): Fix condition.
+
+2007-03-10 Tobias Schlüter <tobi@gcc.gnu.org>
+
+ * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
+ quotation mark.
+ * config/darwin.c (machopic_select_section): Remove superfluous
+ argument in call to categorize_decl_for_section. Remove unused
+ variable shlib.
+
+2007-03-10 Joseph Myers <joseph@codesourcery.com>
+
+ * configure.ac (glibc_header_dir): Set using with_build_sysroot if
+ defined.
+ * configure: Regenerate.
+
+2007-03-10 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/31101
+ * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
+ (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
+ (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
+ Add LABEL_NUSES to emitted label.
+ * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
+ branch probability value to emitted jump insn.
+ * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
+ Do not check life information and do not re-arrange input operands
+ for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
+
+2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
+ the change of decode_asm_operands.
+
+2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * mode-switching.c (create_pre_exit): Skip blockage insn.
+
+2007-03-09 Diego Novillo <dnovillo@redhat.com>
+
+ * tree-pass.h (TODO_update_smt_usage): Remove.
+ Update all users.
+ * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
+ argument SOME.
+ Update all users.
+
+2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
+
+ * pa.c (attr_length_call): Revise condition for long pc-relative branch.
+ (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long local
+ calls on the SOM target. Don't use "LONG_PIC_PCREL" call sequence on
+ SOM target.
+
2007-03-09 Geoffrey Keating <geoffk@apple.com>
* gcc.c: Document %{, in big comment at top.
2007-03-09 Aldy Hernandez <aldyh@redhat.com>
- PR tree-optimization/30375
- * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
- LHS of statements is not the same.
- * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
+ PR tree-optimization/30375
+ * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
+ LHS of statements is not the same.
+ * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
2007-03-09 Chao-ying Fu <fu@mips.com>
x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
- x86_schedule, x86_use_bt, x86_pad_returns): Merge into ...
+ x86_schedule, x86_use_bt, x86_pad_returns,
+ x86_use_xchgb): Merge into ...
(ix86_tune_features): ... here. New array.
- (x86_cmove, x86_use_xchgb, x86_cmpxchg, x86_cmpxchg8b,
- x86_xadd, x86_bswap): Merge into ...
+ (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
+ x86_bswap): Merge into ...
(ix86_arch_features): ... here. New array.
(x86_3dnow_a): Remove.
(x86_accumulate_outgoing_args): Make static.
2007-03-05 Mike Stump <mrs@apple.com>
- * c-common.c (targetcm): Add.
+ * c-common.c (targetcm): Add.
* c-opts.c (c_common_handle_option): Handle language specific
target options.
* opts.c (handle_option): Verify language for target options, if
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