+2009-09-22 Neil Vachharajani <nvachhar@google.com>
+
+ * testsuite/gcc.dg/pr40209.c: Add test case.
+
+2009-09-22 Janis Johnson <janis187@us.ibm.com>
+
+ * config/i386/i386.c (ix86_scalar_mode_supported_p): Don't return
+ unconditional true for decimal float modes.
+ * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): Ditto.
+ * config/s390/s390.c (s390_scalar_mode_supported_p): Ditto.
+
+2009-09-22 Loren J. Rittle <ljrittle@acm.org>
+
+ * unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
+ Enable a new case for __FreeBSD__ >= 7.
+ * crtstuff.c: Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
+ * config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
+ * config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
+ and USE_LD_AS_NEEDED.
+
+ * doc/install.texi (*-*-freebsd*): Update target information.
+
+2009-09-22 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/41395
+ * tree-dfa.c (get_ref_base_and_extent): Handle trailing
+ arrays really properly.
+
+2009-09-22 Richard Henderson <rth@redhat.com>
+
+ PR target/41246
+ * target.h (struct gcc_target): Add asm_out.trampoline_template,
+ calls.static_chain, calls.trampoline_init,
+ calls.trampoline_adjust_address.
+ * target-def.h (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
+ (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
+ (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
+ * builtins.c (expand_builtin_setjmp_receiver): Use
+ targetm.calls.static_chain; only clobber registers.
+ (expand_builtin_init_trampoline): Use targetm.calls.trampoline_init;
+ set up memory attributes properly for the trampoline block.
+ (expand_builtin_adjust_trampoline): Use
+ targetm.calls.trampoline_adjust_address.
+ * calls.c (prepare_call_address): Add fndecl argument. Use
+ targetm.calls.static_chain.
+ * df-scan.c (df_need_static_chain_reg): Remove.
+ (df_get_entry_block_def_set): Use targetm.calls.static_chain;
+ consolodate static chain handling.
+ * doc/tm.texi: Document new hooks.
+ * emit-rtl.c (static_chain_rtx, static_chain_incoming_rtx): Remove.
+ (init_emit_regs): Don't initialize them.
+ * expr.h (prepare_call_address): Update decl.
+ * final.c (profile_function): Use targetm.calls.static_chain.
+ * function.c (expand_function_start): Likewise.
+ * rtl.h (static_chain_rtx, static_chain_incoming_rtx): Remove.
+ * stmt.c (expand_nl_goto_receiver): Use targetm.calls.static_chain;
+ only clobber registers.
+ * targhooks.c (default_static_chain): New.
+ (default_asm_trampoline_template, default_trampoline_init): New.
+ (default_trampoline_adjust_address): New.
+ * targhooks.h: Declare them.
+ * varasm.c (assemble_trampoline_template): Use
+ targetm.asm_out.trampoline_template. Make the memory block const
+ and set its size.
+
+ * config/alpha/alpha.c (alpha_trampoline_init): Rename from
+ alpha_initialize_trampoline. Make static. Merge VMS parameter
+ differences into the TARGET_ABI_OPEN_VMS code block.
+ (TARGET_TRAMPOLINE_INIT): New.
+ * config/alpha/alpha.h (TRAMPOLINE_TEMPLATE): Remove.
+ (TRAMPOLINE_SECTION, INITIALIZE_TRAMPOLINE): Remove.
+ * config/alpha/vms.h (TRAMPOLINE_SIZE, TRAMPOLINE_ALIGNMENT): Remove.
+ (INITIALIZE_TRAMPOLINE): Remove.
+
+ * config/arc/arc.h (TRAMPOLINE_ALIGNMENT): New.
+ (TRAMPOLINE_TEMPLATE): Merge with ...
+ (INITIALIZE_TRAMPOLINE): ... this and move ...
+ * config/arc/arc.c (arc_trampoline_init): ... here.
+ (TARGET_TRAMPOLINE_INIT): New.
+
+ * config/arm/arm.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
+ (TARGET_TRAMPOLINE_INIT, TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
+ (arm_asm_trampoline_template): New.
+ (arm_trampoline_init, arm_trampoline_adjust_address): New.
+ * config/arm/arm.h (TRAMPOLINE_TEMPLATE, ARM_TRAMPOLINE_TEMPLATE,
+ THUMB2_TRAMPOLINE_TEMPLATE, THUMB1_TRAMPOLINE_TEMPLATE): Move all
+ code to arm_asm_trampoline_template.
+ (TRAMPOLINE_ADJUST_ADDRESS): Move code to
+ arm_trampoline_adjust_address.
+ (INITIALIZE_TRAMPOLINE): Move code to arm_trampoline_init;
+ adjust for target hook parameters.
+
+ * config/avr/avr.h (TRAMPOLINE_TEMPLATE, INITIALIZE_TRAMPOLINE): Remove.
+
+ * config/bfin/bfin-protos.h (initialize_trampoline): Remove.
+ * config/bfin/bfin.c (bfin_asm_trampoline_template): New.
+ (bfin_trampoline_init): Rename from initialize_trampoline;
+ make static; update for target hook parameters.
+ (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
+ * config/bfin/bfin.h (TRAMPOLINE_TEMPLATE): Move code to
+ bfin_asm_trampoline_template.
+ (INITIALIZE_TRAMPOLINE): Remove.
+
+ * config/cris/cris.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
+ TARGET_TRAMPOLINE_INIT, cris_asm_trampoline_template,
+ cris_trampoline_init): New.
+ * config/cris/cris.h (TRAMPOLINE_TEMPLATE): Move code to
+ cris_asm_trampoline_template.
+ (INITIALIZE_TRAMPOLINE): Move code to cris_trampoline_init;
+ adjust for target hook parameters.
+
+ * config/crx/crx.h (INITIALIZE_TRAMPOLINE): Remove.
+
+ * config/fr30/fr30.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
+ TARGET_TRAMPOLINE_INIT, fr30_asm_trampoline_template,
+ fr30_trampoline_init): New.
+ * config/fr30/fr30.h (TRAMPOLINE_TEMPLATE): Move code to
+ fr30_asm_trampoline_template.
+ (INITIALIZE_TRAMPOLINE): Move code to fr30_trampoline_init;
+ adjust for target hook parameters.
+
+ * config/frv/frv.c (TARGET_TRAMPOLINE_INIT): New.
+ (frv_trampoline_init): Rename from frv_initialize_trampoline;
+ make static, adjust arguments for TARGET_TRAMPOLINE_INIT hook.
+ * config/frv/frv.h (INITIALIZE_TRAMPOLINE): Remove.
+ * config/frv/frv-protos.h (frv_initialize_trampoline): Remove.
+
+ * config/h8300/h8300.c (h8300_trampoline_init): New.
+ (TARGET_TRAMPOLINE_INIT): New.
+ * config/h8300/h8300.h (INITIALIZE_TRAMPOLINE): Move code
+ to h8300_trampoline_init and adjust for hook parameters.
+
+ * config/ia64/ia64-protos.h (ia64_initialize_trampoline): Remove.
+ * config/ia64/ia64.c (TARGET_TRAMPOLINE_INIT): New.
+ (ia64_trampoline_init): Rename from ia64_initialize_trampoline;
+ make static; adjust for hook parameters.
+ * config/ia64/ia64.h (INITIALIZE_TRAMPOLINE): Remove.
+
+ * config/iq2000/iq2000.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
+ (TARGET_TRAMPOLINE_INIT): New.
+ (iq2000_asm_trampoline_template, iq2000_trampoline_init): New.
+ * config/iq2000/iq2000.h (TRAMPOLINE_TEMPLATE): Move code to
+ iq2000_asm_trampoline_template.
+ (INITIALIZE_TRAMPOLINE): Move code to iq2000_trampoline_init.
+ (TRAMPOLINE_CODE_SIZE): New.
+ (TRAMPOLINE_SIZE): Use it.
+ (TRAMPOLINE_ALIGNMENT): Follow Pmode.
+
+ * config/m32c/m32c-protos.h (m32c_initialize_trampoline): Remove.
+ * config/m32c/m32c.c (TARGET_TRAMPOLINE_INIT): New.
+ (m32c_trampoline_init): Rename from m32c_initialize_trampoline;
+ adjust for hook parameters.
+ * config/m32c/m32c.h (INITIALIZE_TRAMPOLINE): Remove.
+
+ * config/m32r/m32r.c (TARGET_TRAMPOLINE_INIT): New.
+ (m32r_trampoline_init): New.
+ * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Move code to
+ m32r_trampoline_init.
+
+ * config/m68hc11/m68hc11.c (TARGET_TRAMPOLINE_INIT): New.
+ (m68hc11_trampoline_init): Rename from m68hc11_initialize_trampoline;
+ make static; update for hook parameters.
+ * config/m68hc11/m68hc11-protos.h: Update.
+ * config/m68hc11/m68hc11.h (INITIALIZE_TRAMPOLINE): Remove.
+
+ * config/mcore/mcore.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
+ (TARGET_TRAMPOLINE_INIT): New.
+ (mcore_function_value): Fix typo.
+ (mcore_asm_trampoline_template, mcore_trampoline_init): New.
+ * config/mcore/mcore.h (TRAMPOLINE_TEMPLATE): Move code
+ to mcore_asm_trampoline_template.
+ (INITIALIZE_TRAMPOLINE): Move code to mcore_trampoline_init.
+
+ * config/mep/mep.h (INITIALIZE_TRAMPOLINE): Remove.
+ * config/mep/mep.c (TARGET_TRAMPOLINE_INIT): New.
+ (mep_trampoline_init): Rename from mep_init_trampoline; make static;
+ update for hook parameters.
+ * config/mep/mep-protos.h (mep_init_trampoline): Remove.
+
+ * config/mips/mips.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
+ mips_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
+ mips_trampoline_init): New.
+ * config/mips/mips.h (TRAMPOLINE_TEMPLATE): Move code to
+ mips_asm_trampoline_template.
+ (INITIALIZE_TRAMPOLINE): Move code to mips_trampoline_init;
+ update for hook parameters.
+
+ * gcc/config/mmix/mmix.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
+ (TARGET_TRAMPOLINE_INIT): New.
+ (mmix_trampoline_size): Remove.
+ (mmix_asm_trampoline_template): Rename from mmix_trampoline_template;
+ make static. Remove out-of-date tetra vs octa comment.
+ (mmix_trampoline_init): Rename from mmix_initialize_trampoline;
+ make static; update for hook parameters.
+ * config/mmix/mmix.h (TRAMPOLINE_TEMPLATE): Remove.
+ (INITIALIZE_TRAMPOLINE): Remove.
+ (TRAMPOLINE_SIZE): Use a constant instead of mmix_trampoline_size.
+ (TRAMPOLINE_ALIGNMENT): New.
+ * gcc/config/mmix/mmix-protos.h: Update.
+
+ * config/mn10300/mn10300.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
+ mn10300_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
+ mn10300_trampoline_init): New.
+ * config/mn10300/mn10300.h (TRAMPOLINE_TEMPLATE): Move code to
+ mn10300_asm_trampoline_template.
+ (INITIALIZE_TRAMPOLINE): Move code to mn10300_trampoline_init.
+
+ * config/moxie/moxie.c (moxie_static_chain,
+ moxie_asm_trampoline_template, moxie_trampoline_init,
+ TARGET_STATIC_CHAIN, TARGET_ASM_TRAMPOLINE_TEMPLATE,
+ TARGET_TRAMPOLINE_INIT): New.
+ * config/moxie/moxie.h (INITIALIZE_TRAMPOLINE): Move code to
+ moxie_trampoline_init.
+ (TRAMPOLINE_TEMPLATE): Move code to moxie_asm_trampoline_template.
+ (STATIC_CHAIN, STATIC_CHAIN_INCOMING): Remove.
+
+ * gcc/config/pa/pa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE,
+ pa_asm_trampoline_template, TARGET_TRAMPOLINE_INIT,
+ pa_trampoline_init, TARGET_TRAMPOLINE_ADJUST_ADDRESS,
+ pa_trampoline_adjust_address): New.
+ * config/pa/pa.h (TRAMPOLINE_TEMPLATE): Move code to
+ pa_asm_trampoline_template.
+ (TRAMPOLINE_ALIGNMENT): New.
+ (TRAMPOLINE_CODE_SIZE): Move to pa.c.
+ (INITIALIZE_TRAMPOLINE): Move code to pa_trampoline_init;
+ adjust for hook parameters.
+ (TRAMPOLINE_ADJUST_ADDRESS): Move code to pa_trampoline_adjust_address.
+
+ * config/pdp11/pdp11.c (pdp11_trampoline_init): New.
+ (TARGET_TRAMPOLINE_INIT): New.
+ * config/pdp11/pdp11.h (TRAMPOLINE_TEMPLATE): Remove.
+ (INITIALIZE_TRAMPOLINE): Move code to pdp11_trampoline_init.
+
+ * config/picochip/picochip.h (INITIALIZE_TRAMPOLINE): Remove.
+
+ * config/rs6000/rs6000-protos.h (rs6000_initialize_trampoline): Remove.
+ * config/rs6000/rs6000.c (TARGET_TRAMPOLINE_INIT): New.
+ (rs6000_trampoline_init): Rename from rs6000_initialize_trampoline;
+ make static; adjust parameters for the hook.
+ * config/rs6000/rs6000.h (INITIALIZE_TRAMPOLINE): Remove.
+
+ * config/s390/s390.c (s390_asm_trampoline_template): Rename from
+ s390_trampoline_template; make static.
+ (s390_trampoline_init): Rename from s390_initialize_trampoline;
+ make static; adjust for target hook.
+ (TARGET_ASM_TRAMPOLINE_TEMPLATE, TARGET_TRAMPOLINE_INIT): New.
+ * config/s390/s390-protos.h: Remove trampoline decls.
+ * config/s390/s390.h (INITIALIZE_TRAMPOLINE): Remove.
+ (TRAMPOLINE_TEMPLATE): Remove.
+ (TRAMPOLINE_ALIGNMENT): New.
+
+ * config/score/score-protos.h (score_initialize_trampoline): Remove.
+ * config/score/score.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
+ (TARGET_TRAMPOLINE_INIT): New.
+ (score_asm_trampoline_template): New.
+ (score_trampoline_init): Rename from score_initialize_trampoline;
+ make static; adjust for hook parameters.
+ * config/score/score.h (TRAMPOLINE_TEMPLATE): Move code to
+ score[37]_asm_trampoline_template.
+ (INITIALIZE_TRAMPOLINE): Remove.
+ * config/score/score3.c (score3_asm_trampoline_template): New.
+ (score3_trampoline_init): Rename from score3_initialize_trampoline;
+ adjust for target hook.
+ * config/score/score7.c (score7_asm_trampoline_template): New.
+ (score7_trampoline_init): Rename from score7_initialize_trampoline;
+ adjust for target hook.
+ * config/score/score3.h, config/score/score7.h: Update.
+
+ * config/sh/sh-protos.h (sh_initialize_trampoline): Remove.
+ * config/sh/sh.c (TARGET_TRAMPOLINE_INIT): New.
+ (TARGET_TRAMPOLINE_ADJUST_ADDRESS): New.
+ (sh_trampoline_init): Rename from sh_initialize_trampoline;
+ make static; adjust for target hook parameters.
+ (sh_trampoline_adjust_address): New.
+ * config/sh/sh.h (INITIALIZE_TRAMPOLINE): New.
+ (TRAMPOLINE_ADJUST_ADDRESS): Move code to sh_trampoline_adjust_address.
+
+ * config/sparc/sparc.c (TARGET_TRAMPOLINE_INIT): New.
+ (sparc32_initialize_trampoline): Rename from
+ sparc_initialize_trampoline; make static; replace tramp parameter
+ with m_tramp and update memory accesses.
+ (sparc64_initialize_trampoline): Similarly.
+ (sparc_trampoline_init): New.
+ * config/sparc/sparc-protos.h: Remove trampoline decls.
+ * config/sparc/sparc.h (INITIALIZE_TRAMPOLINE): Remove.
+ * config/sparc/sparc.md (nonlocal_goto): Don't use static_chain_rtx.
+
+ * config/spu/spu.c (TARGET_TRAMPOLINE_INIT): New.
+ (array_to_constant): Make ARR parameter const.
+ (spu_trampoline_init): Rename from spu_initialize_trampoline;
+ make static; update for hook parameters.
+ * config/spu/spu-protos.h: Update decls.
+ * config/spu/spu.h (INITIALIZE_TRAMPOLINE): Remove.
+
+ * config/stormy16/stormy16.c (xstormy16_trampoline_init): Rename
+ from xstormy16_initialize_trampoline; make static; update for
+ hook parameters.
+ (TARGET_TRAMPOLINE_INIT): New.
+ * config/stormy16/stormy16.h (INITIALIZE_TRAMPOLINE): Remove.
+
+ * config/v850/v850.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
+ (TARGET_TRAMPOLINE_INIT): New.
+ (v850_can_eliminate): Make static.
+ (v850_asm_trampoline_template, v850_trampoline_init): New.
+ * config/v850/v850.h (TRAMPOLINE_TEMPLATE): Move code to
+ v850_asm_trampoline_template.
+ (INITIALIZE_TRAMPOLINE): Move code to v850_trampoline_init
+ and adjust for target hook parameters.
+
+ * config/vax/vax.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
+ (TARGET_TRAMPOLINE_INIT): New.
+ (vax_asm_trampoline_template, vax_trampoline_init): New.
+ * config/vax/vax.h (TRAMPOLINE_TEMPLATE): Move code to
+ vax_asm_trampoline_template.
+ (INITIALIZE_TRAMPOLINE): Move code to vax_trampoline_init.
+
+ * config/xtensa/xtensa.c (TARGET_ASM_TRAMPOLINE_TEMPLATE): New.
+ (TARGET_TRAMPOLINE_INIT): New.
+ (xtensa_asm_trampoline_template): Rename from
+ xtensa_trampoline_template; make static.
+ (xtensa_trampoline_init): Rename from xtensa_initialize_trampoline;
+ make static; update for hook parameters.
+ * config/xtensa/xtensa-protos.h: Remove trampoline decls.
+ * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Remove.
+ (INITIALIZE_TRAMPOLINE): Remove.
+
+ * config/i386/i386.c (ix86_function_regparm): Do not issue an
+ error for nested functions with regparm=3.
+ (ix86_compute_frame_layout): Adjust frame pointer offset for
+ ix86_static_chain_on_stack.
+ (ix86_expand_prologue): Handle ix86_static_chain_on_stack.
+ (ix86_emit_restore_reg_using_pop): Increment ix86_cfa_state->offset,
+ don't reset to UNITS_PER_WORD.
+ (ix86_emit_leave): Adjust ix86_cfa_state.
+ (ix86_expand_epilogue): Handle ix86_static_chain_on_stack.
+ (ix86_static_chain): New.
+ (ix86_trampoline_init): Rename from x86_initialize_trampoline;
+ make static; update for target hook parameters; use ix86_static_chain.
+ (TARGET_STATIC_CHAIN, TARGET_TRAMPOLINE_INIT): New.
+ * config/i386/i386.h (STATIC_CHAIN_REGNUM): Remove.
+ (INITIALIZE_TRAMPOLINE): Remove.
+ (TRAMPOLINE_SIZE): Use 24 for 64-bit.
+ (struct machine_function): Use BOOL_BITFIELD; rearrange bitfields
+ to the end. Add static_chain_on_stack.
+ (ix86_static_chain_on_stack): New.
+
+ * config/m68k/m68k.c (TARGET_TRAMPOLINE_INIT): New.
+ (m68k_output_mi_thunk): Don't use static_chain_rtx.
+ (m68k_trampoline_init): New.
+ * config/m68k/m68k.h (INITIALIZE_TRAMPOLINE): Move code to
+ m68k_trampoline_init and adjust for hook parameters.
+ * config/m68k/netbsd-elf.h (TRAMPOLINE_TEMPLATE): Remove.
+ (TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE): Remove.
+
+2009-09-22 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/rs6000.c (bdesc_2arg): Fix CODE_FOR_vector_gt* codes
+ for __builtin_altivec_vcmpgt{sb,uh,sh,uw}.
+
+ * reload1.c (reload): Call wrap_constant when substituting
+ reg for equiv inside of DEBUG_INSNs.
+
+ PR bootstrap/41405
+ * dwarf2out.c (base_type_die, record_type_tag, gen_subprogram_die,
+ add_call_src_coords_attributes, add_high_low_attributes,
+ gen_compile_unit_die, gen_type_die_with_usage force_decl_die,
+ gen_decl_die, dwarf2out_imported_module_or_decl_1, dwarf2out_finish,
+ dwarf2out_imported_module_or_decl): Avoid using DWARF3 additions
+ when -gdwarf-2 -gstrict-dwarf.
+ (loc_list_from_tree): Likewise. Avoid using DWARF4 additions when
+ -gdwarf-[23] -gstrict-dwarf.
+ (address_of_int_loc_descriptor, loc_descriptor,
+ loc_list_for_address_of_addr_expr_of_indirect_ref): Avoid using
+ DWARF4 additions when -gdwarf-[23] -gstrict-dwarf.
+ * common.opt (gno-strict-dwarf, gstrict-dwarf): New options.
+
+2009-09-22 Richard Guenther <rguenther@suse.de>
+
+ PR tree-optimization/41428
+ * tree-ssa-ccp.c (ccp_fold_stmt): New function.
+ (ccp_finalize): Pass it to substitute_and_fold.
+
+2009-09-22 Richard Guenther <rguenther@suse.de>
+
+ * tree-ssa-propagate.h (ssa_prop_fold_stmt_fn): Declare.
+ (substitute_and_fold): Adjust prototype.
+ * tree-vrp.c (vrp_evaluate_conditional): Make static.
+ (simplify_stmt_using_ranges): Likewise.
+ (fold_predicate_in): Move here from tree-ssa-propagate.c.
+ (vrp_fold_stmt): New function.
+ (vrp_finalize): Pass it to substitute_and_fold.
+ * tree-flow.h (vrp_evaluate_conditional): Remove.
+ (simplify_stmt_using_ranges): Likewise.
+ * tree-ssa-ccp.c (ccp_finalize): Adjust call to substitute_and_fold.
+ * tree-ssa-copy.c (fini_copy_prop): Likewise.
+ * tree-ssa-propagate.c (struct prop_stats_d): Rename num_pred_folded
+ member.
+ (fold_predicate_in): Move to tree-vrp.c.
+ (substitute_and_fold): Use the callback instead of calling into
+ tree-vrp.c functions directly.
+
+2009-09-22 Jakub Jelinek <jakub@redhat.com>
+
+ * dwarf2out.c (address_of_int_loc_descriptor): Avoid signed/unsigned
+ comparison warning on rs6000.
+
+ PR middle-end/41429
+ * tree-cfg.c (remove_useless_stmts_tc): Call gsi_next (gsi) even for
+ GIMPLE_EH_MUST_NOT_THROW cleanup.
+ (verify_types_in_gimple_stmt): Handle GIMPLE_EH_MUST_NOT_THROW.
+
+2009-09-22 Jack Howarth <howarth@bromo.med.uc.edu>
+
+ PR middle-end/41260
+ * gcc/config.gcc: Use darwin9.h and darwin10.h on darwin10 and later.
+ * gcc/config/darwin10.h: Add file to pass -no_compact_unwind on
+ LIB_SPEC for darwin10 and later since it always uses the unwinder in
+ libSystem which is derived from the gcc 4.2.1 unwinder.
+
+2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ PR middle-end/41357
+ * varasm.c (default_encode_section_info): Copy TLS model into
+ sym_ref flags regardless of backend support for TLS, for all
+ model types except TLS_MODEL_EMULATED.
+
+2009-09-22 Dave Korn <dave.korn.cygwin@gmail.com>
+
+ PR bootstrap/41404
+ * dwarf2out.c (mem_loc_descriptor): Punt on CONST_STRING until
+ we can handle it correctly.
+
+2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/install.texi (os2): Remove section.
+
+2009-09-21 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * doc/standards.texi (Objective-C): Adjust two URLs.
+
+2009-09-21 Giuseppe Scrivano <gscrivano@gnu.org>
+
+ * tree-tailcall.c (process_assignment): Don't check if a multiplication
+ or an addition are already present.
+ (find_tail_calls): Combine multiple additions and multiplications.
+ (adjust_accumulator_values): Emit accumulators.
+
+2009-09-21 Kai Tietz <kai.tietz@onevision.com>
+
+ * config/i386/i386.c (ix86_expand_epilogue): Adjust offset for
+ xmm register restore.
+
+2009-09-21 Jan Hubicka <jh@suse.cz>
+
+ * dwarf2out.c (decl_loc_table_eq): Allow decl_loc_table to be NULL.
+ (dwarf2out_abstract_function): NULLify decl_loc_table at begginig and
+ restore at the end.
+
+2009-09-21 Eric Botcazou <ebotcazou@adacore.com>
+
+ * stor-layout.c (layout_type): Remove obsolete code.
+
+2009-09-20 H.J. Lu <hongjiu.lu@intel.com>
+
+ PR middle-end/41395
+ * opts.c (decode_options): Don't turn on flag_ipa_sra for opt2.
+
+2009-09-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
+
+ PR middle-end/30789
+ * builtins.c (do_mpc_arg2): Accept DO_NONFINITE parameter.
+ (do_mpc_ckconv): Accept FORCE_CONVERT parameter.
+ (fold_builtin_2, do_mpc_arg1): Update accordingly.
+ * fold-const.c (const_binop): Likewise.
+ * real.h (do_mpc_arg2): Update prototype.
+
+2009-09-20 Jan Hubicka <jh@suse.cz>
+
+ * dwarf2out.c (add_const_value_attribute): Return true if successful.
+ (add_location_or_const_value_attribute): Rewrite using loc_list_from_tree.
+ (tree_add_const_value_attribute): Return true if successful.
+ (tree_add_const_value_attribute_for_decl): Likewise.
+
+ * dwarf2out.c (address_of_int_loc_descriptor): Break out from ...
+ (loc_descriptor): ... here;
+ (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
+ (cst_pool_loc_descr): Break out from ...; do not reffer constant
+ pool items that was not marked for output.
+ (loc_list_from_tree): ... here; handle special cases of ADDR_EXPR;
+ (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
+ (loc_list_for_address_of_addr_expr_of_indirect_ref): New function.
+ handle ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, REALPART_EXPR,
+ IMAGPART_EXPR; handle address of INTEGER_CST; improve handling of
+ CONSTRUCTOR; handle REAL_CST, STRING_CST, COMPLEX_CST; use
+ DW_OP_stack_value to get address of items that are not available
+ as addresses.
+ (dw_loc_list): Handle single element lists correctly.
+
+2009-09-20 Kai Tietz <kai.tietz@onevision.com>
+ Pascal Obry <obry@adacore.com>
+
+ * unwind-dw2-fde.c (classify_object_over_fdes):
+ Cast the constant 1 to _Unwind_Ptr.
+ (add_fdes): Likewise.
+ (linear_search_fdes): Likewise.
+
+2009-09-20 Eric Botcazou <ebotcazou@adacore.com>
+
+ * stor-layout.c (set_sizetype): Avoid useless type copy.
+
+2009-09-20 Richard Sandiford <rdsandiford@googlemail.com>
+
+ * configure.ac (gcc_cv_ld_mips_personality_relaxation): New
+ feature check.
+ (HAVE_LD_PERSONALITY_RELAXATION): New macro definition.
+ * configure, config.in: Regenerate.
+ * dwarf2asm.c (eh_data_format_name): Handle DW_EH_PE_indirect |
+ DW_EH_PE_absptr.
+ * config/mips/mips.h (TARGET_WRITABLE_EH_FRAME): New macro.
+ (ASM_PREFERRED_EH_DATA_FORMAT): Define. Use MIPS_EH_INDIRECT
+ for global data if the output could be used in a shared library.
+ * config/mips/mips.c (mips_override_options): Set flag_dwarf2_cfi_asm
+ to 0 if TARGET_WRITABLE_EH_FRAME.
+
+2009-09-20 Paolo Bonzini <bonzini@gnu.org>
+
+ PR rtl-optimization/39886
+ * combine.c (update_cfg_for_uncondjump): Set EDGE_FALLTHRU
+ just when insn is equal to BB_END (bb).
+
+2009-09-19 Adam Nemet <anemet@caviumnetworks.com>
+
+ * config/mips/mips.opt (mrelax-pic-calls): New option.
+ * config/mips/mips.c (mips_strip_unspec_address): Move it up in
+ the file.
+ (mips_unspec_call): Change "unspec_call" expander into this.
+ (mips_strip_unspec_call): New function.
+ (mips_got_load): Call mips_unspec_call instead of
+ gen_unspec_call<mode>.
+ (mips16_build_call_stub): Fix comment for fp_code. Adjust call to
+ MIPS_CALL.
+ (mips_cfg_in_reorg): New function.
+ (mips16_lay_out_constants): Use it to decide whether to call
+ CFG-aware insn splitting.
+ (r10k_insert_cache_barriers): Move CFG set-up code from here to
+ mips_reorg. Move DF set-up code from here ...
+ (mips_df_reorg): ... to here. Call r10k_insert_cache_barriers
+ from here.
+ (mips_reorg): Call mips_df_reorg instead of
+ r10k_insert_cache_barriers. Move CFG set-up code here from
+ r10k_insert_cache_barriers.
+ (mips_call_expr_from_insn): New function.
+ (mips_pic_call_symbol_from_set): Likewise.
+ (mips_find_pic_call_symbol): Likewise.
+ (mips_annotate_pic_call_expr): Likewise.
+ (mips_get_pic_call_symbol): Likewise.
+ (mips_annotate_pic_calls): Likewise.
+ (mips_override_options): Disable -mrelax-pic-calls unless PIC
+ calls are used.
+ (mips_set_mips16_mode): Disable -mrelax-pic-calls for MIPS16.
+ * config/mips/mips-protos.h (mips_get_pic_call_symbol): Declare it.
+ * config/mips/mips.h (MIPS_CALL): Use it to print the .reloc
+ directive.
+ * config/mips/mips.md (UNSPEC_CALL_ATTR): New unspec.
+ (unspec_call<mode>): Remove it.
+ (sibcall_internal, sibcall_value_internal,
+ sibcall_value_multiple_internal, call_internal, call_split,
+ call_value_internal, call_value_split,
+ call_value_multiple_internal, call_value_multiple_split): Pass
+ SIZE_OPNO to MIPS_CALL.
+ (call_internal_direct, call_direct_split,
+ call_value_internal_direct, call_value_direct_split): Pass -1 as
+ SIZE_OPNO to MIPS_CALL.
+ * configure.ac <mips*-*-*>: Add test for .reloc R_MIPS_JALR.
+ * configure: Regenerate.
+ * doc/invoke.texi (Option Summary): Add -mrelax-pic-calls
+ and -mno-relax-pic-calls.
+ (MIPS Options): Document -mrelax-pic-calls
+ and -mno-relax-pic-calls.
+
+2009-09-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
+
+ PR bootstrap/35619
+ * Makefile.in (stmp-fixinc): Ensure `include-fixed' is created
+ in the directory this rule is called from, rather than the
+ toplevel 'gcc' directory, to fix in-tree build.
+
+2009-09-19 Chris Demetriou <cgd@google.com>
+
+ PR preprocessor/28435:
+ * c-opts.c (c_common_handle_option): For -MD and -MMD, indicate
+ to cpplib that the preprocessor output is needed.
+
+2009-09-19 Jakub Jelinek <jakub@redhat.com>
+
+ * config/rs6000/rs6000.md (*save_gpregs_<mode>, *save_fpregs_<mode>,
+ *restore_gpregs_<mode>, *return_and_restore_gpregs_<mode>,
+ *return_and_restore_fpregs_<mode>,
+ *return_and_restore_fpregs_aix_<mode>): Remove 'z' operand modifier.
+
+ PR bootstrap/41397
+ * dwarf2out.c (mem_loc_descriptor) <case SUBREG>: Recurse
+ instead of assuming it has always a REG inside of it.
+
+2009-09-18 Gerald Pfeifer <gerald@pfeifer.com>
+
+ * config/freebsd.h: Update comment on types.
+ (WINT_TYPE): Define.
+
+2009-09-18 Jason Merrill <jason@redhat.com>
+
+ * c.opt: Add -fno-deduce-init-list.
+
+2009-09-18 Neil Vachharajani <nvachhar@google.com>
+
+ * value-prof.c (interesting_stringop_to_profile_p): Added output
+ argument to indicate which parameter is the size parameter.
+ * value-prof.c (gimple_stringop_fixed_value): Use
+ INTERESTING_STRINGOP_TO_PROFILE_P to find size argument.
+ * value-prof.c (gimple_stringops_transform): Update call sites to
+ INTERESTING_STRINGOP_TO_PROFILE_P to reflect parameter change.
+ * testsuite/gcc.dg/tree-prof/val-prof-7.c: Added test case.
+
+2009-09-18 Uros Bizjak <ubizjak@gmail.com>
+
+ PR target/38288
+ From David Binderman <dcb314@hotmail.com>:
+ * gcc/config/i386/i386.c (ix86_function_regparm): Remove useless
+ local variable f. Remove stale comments.
+ (ix86_compute_frame_layout): Remove useless local variable total_size.
+ Remove #if 0'd code.
+ (legitimate_address_p): Remove useless local variables
+ reason_rtx and reason.
+ (ix86_split_copysign_const): Remove useless local variable op1.
+ (scale_counter): Remove useless local variable piece_size_mask.
+
+2009-09-18 Jakub Jelinek <jakub@redhat.com>
+
+ * stmt.c (expand_asm_operands): Set REG_ATTRS on the temporary from
+ output decl.
+
+2009-09-17 Michael Haubenwallner <michael.haubenwallner@salomon.at>
+
+ PR target/40913
+ * config/pa/t-hpux-shlib: Set soname in libgcc_s.sl.
+
+2009-09-17 Jakub Jelinek <jakub@redhat.com>
+
+ * c-decl.c (finish_struct): Adjust DECL_SOURCE_LOCATION of
+ TYPE_STUB_DECL.
+
+2009-09-17 Alexandre Oliva <aoliva@redhat.com>
+
+ * dwarf2out.c (loc_descriptor): Emit DW_OP_stack_value and
+ DW_OP_implicit_value even without dwarf_version 4.
+
+2009-09-17 Jan Hubicka <jh@suse.cz>
+
+ * dwarf2out.c: Include tree-pass.h and gimple.h.
+ (loc_list_plus_const): New function.
+ (loc_descriptor_from_tree_1): Rename to ...
+ (loc_descriptor_from_tree): ... remove original.
+ (loc_list_from_tree): New function.
+ (add_AT_location_description): Accept location list.
+ (tls_mem_loc_descriptor): Update call of loc_descriptor_from_tree.
+ (concatn_mem_loc_descriptor): Remove.
+ (mem_loc_descriptor): Handle CONCAT/CONCATN and VAR_LOCATION by
+ returning NULL.
+ (secname_for_decl): Move up.
+ (hidden_reference_p): New function; break out from ...
+ (loc_by_refernece): ... here; move up.
+ (dw_loc_list): New function.
+ (single_element_loc_list): New function.
+ (single_element_loc_list_p): New function.
+ (add_loc_descr_to_each): New function.
+ (add_loc_list): New function.
+ (loc_descr_from_tree): Make wraper of loc_list_from_tree.
+ (loc_list_from_tree): Reroganized from loc_descr_from_tree;
+ add diagnostics why expansion failed.
+ (add_location_or_const_value_attribute): Support location lists.
+ (add_bound_info): Likewise.
+ (descr_info_loc): Update call of loc_descriptor_from_tree.
+ (gen_variable_die): Work on location lists.
+ * final.c (pass_final): Add dump file.
+ * Makefile.in (dwarf2out.o): Add new dependencies.
+
+2009-09-17 Janis Johnson <janis187@us.ibm.com>
+
+ PR c/41049
+ * real.c decimal_from_integer, decimal_integer_string): New.
+ (real_from_integer): Use them as special case for decimal float.
+ * config/dfp-bit.c (_si_to_sd, _usi_to_sd): Use default rounding.
+ (_di_to_sd, _di_to_dd, _di_to_td, _udi_to_sd, _udi_to_dd, _udi_to_td):
+ Do not append zero after the decimal point in string to convert.
+
+2009-09-17 Alexander Monakov <amonakov@ispras.ru>
+
+ * graphite-sese-to-poly.c (pdr_add_data_dimensions): Add bounds only
+ for ARRAY_REFs. Use array_ref_{low,up}_bound to determine bounds.
+
+2009-09-17 Martin Jambor <mjambor@suse.cz>
+
+ * common.opt (fipa-sra): New switch.
+ * opts.c (decode_options): Turn flag_ipa_sra on for opt2.
+ * timevar.def (TV_IPA_SRA): New timevar.
+ * params.def (ipa-sra-ptr-growth-factor): New parameter.
+ * doc/invoke.texi: Document -fipa-sra and ipa-sra-ptr-growth-factor.
+ * tree-sra.c: Include cgraph.c.
+ (enum sra_mode): Added SRA_MODE_EARLY_IPA.
+ (struct access): Added fields stmt, grp_maybe_modified, grp_scalar_ptr
+ and grp_not_necessarilly_dereferenced.
+ (func_param_count): New variable.
+ (encountered_apply_args): New variable.
+ (bb_dereferences): New variable.
+ (final_bbs): New variable.
+ (no_accesses_representant): New variable.
+ (no_accesses_p): New function.
+ (dump_access): Dump the new fields.
+ (sra_initialize): Set encountered_apply_args to false.
+ (get_ssa_base_param): New function.
+ (mark_parm_dereference): New function.
+ (create_access): Caring for INIDRECT_REFs and different handling of
+ varialble length accesses in early IPA SRA. Store the stmt - a new
+ parameter - to the new access.
+ (build_access_from_expr_1): New parameter stmt, passed to
+ create_access. Handle INDIRECT_REFs.
+ (build_access_from_expr): Pass the current statement to
+ build_access_from_expr_1.
+ (disqualify_ops_if_throwing_stmt): Trigger only in intraprocedural
+ passes.
+ (build_accesses_from_assign): Pass the current statement to
+ build_access_from_expr_1. Do not create assign links in IPA-SRA.
+ (scan_function): Call handle_ssa_defs on phi nodes. Set bits in
+ final_bbs when necessary. Check for calls to __builtin_apply_args.
+ Fixup EH info if anythng was changed.
+ (is_unused_scalar_param): New function.
+ (ptr_parm_has_direct_uses): New function.
+ (find_param_candidates): New function.
+ (mark_maybe_modified): New function.
+ (analyze_modified_params): New function.
+ (propagate_dereference_distances): New function.
+ (dump_dereferences_table): New function.
+ (analyze_caller_dereference_legality): New function.
+ (unmodified_by_ref_scalar_representative): New function.
+ (splice_param_accesses): New function.
+ (decide_one_param_reduction): New function.
+ (enum ipa_splicing_result): New type.
+ (splice_all_param_accesses): New function.
+ (get_param_index): New function.
+ (turn_representatives_into_adjustments): New function.
+ (analyze_all_param_acesses): New function.
+ (get_replaced_param_substitute): New function.
+ (get_adjustment_for_base): New function.
+ (replace_removed_params_ssa_names): New function.
+ (sra_ipa_reset_debug_stmts): New function.
+ (sra_ipa_modify_expr): New function.
+ (sra_ipa_modify_assign): New function.
+ (convert_callers): New function.
+ (modify_function): New function.
+ (ipa_sra_preliminary_function_checks): New function.
+ (ipa_early_sra): New function.
+ (ipa_early_sra_gate): New function.
+ (pass_early_ipa_sra): New variable.
+ * Makefile.in (tree-sra.o): Add cgraph.h to dependencies.
+
+2009-09-17 Michael Matz <matz@suse.de>
+
+ PR middle-end/41347
+ * tree.c (build_type_attribute_qual_variant): Export.
+ * tree.h (build_type_attribute_qual_variant): Declare.
+ * tree-inline.c (remap_type_1): Use it to build variants with
+ the original qualifiers and attributes.
+
+2009-09-17 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
+
+ * cfglayout.c (fixup_reorder_chain): Accept conditional jumps
+ without a fallthrough edge.
+
+2009-09-16 DJ Delorie <dj@redhat.com>
+
+ * config/m32c/m32c.c (m32c_emit_epilogue): Check for R8C or M16C
+ chip and ignore the "fast_interrupt" attribute if so.
+
+2009-09-16 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/41360
+ * cfgbuild.c (find_bb_boundaries): Really re-instate 2009-09-02
+ barrier fix.
+
+2009-09-16 Richard Henderson <rth@redhat.com>
+
+ PR target/41246
+ * tree-cfg.c (verify_gimple_call): Validate that gimple_call_chain
+ is set only if DECL_NO_STATIC_CHAIN is unset.
+ * tree-nested.c (iter_nestinfo_start, iter_nestinfo_next): New.
+ (FOR_EACH_NEST_INFO): New.
+ (walk_all_functions): Use it.
+ (finalize_nesting_tree): Likewise.
+ (unnest_nesting_tree): Likewise.
+ (free_nesting_tree): Use iter_nestinfo_start, iter_nestinfo_next.
+ (get_chain_decl, get_chain_field): Reset DECL_NO_STATIC_CHAIN.
+ (convert_gimple_call): Early out if gimple_call_chain already set.
+ (convert_all_function_calls): Iterate until no new functions
+ require a static chain.
+ (finalize_nesting_tree_1): Assert DECL_NO_STATIC_CHAIN is unset
+ when building a trampoline. Use dump_function_to_file instead
+ of dump_function.
+ (lower_nested_functions): Open dump_file. Validate that decls
+ that have DECL_NO_STATIC_CHAIN from the front end don't have that
+ bit reset by this pass.
+
+2009-09-16 Michael Matz <matz@suse.de>
+
+ PR fortran/41212
+ * tree.h (struct tree_decl_common): Add decl_restricted_flag,
+ shorten decl_common_unused.
+ (DECL_RESTRICTED_P): New accessor.
+ * tree-ssa-alias.c (ptr_deref_may_alias_decl_p): Use it
+ to disambiguate marked decls and restrict pointers.
+
+2009-09-16 Richard Henderson <rth@redhat.com>
+
+ PR middle-end/41360
+ * cfgbuild.c (find_bb_boundaries): Re-instate 2009-09-02 barrier fix.
+
+2009-09-16 Jakub Jelinek <jakub@redhat.com>
+
+ * integrate.c (set_block_abstract_flags): Call
+ set_decl_abstract_flags also on BLOCK_NONLOCALIZED_VARs.
+
+2009-09-16 Richard Guenther <rguenther@suse.de>
+
+ PR middle-end/34011
+ * tree-flow-inline.h (may_be_aliased): Compute readonly variables
+ as non-aliased.
+
+2009-09-16 DJ Delorie <dj@redhat.com>
+ Kaz Kojima <kkojima@gcc.gnu.org>
+
+ * config/sh/sh.c (output_stack_adjust): Add new argument frame_p.
+ (sh_expand_prologue): Update calls to output_stack_adjust.
+ (sh_expand_epilogue): Likewise.
+
+2009-09-15 Adam Nemet <anemet@caviumnetworks.com>
+
+ PR bootstrap/41349
+ * reorg.c (redundant_insn): Don't count notes or DEBUG_INSNs when
+ trying to limit the extent of searches in the insn stream.
+
2009-09-15 Nathan Froyd <froydnj@codesourcery.com>
Jakub Jelinek <jakub@redhat.com>
2009-09-15 Christian Bruel <christian.bruel@st.com>
- * regrename.c (do_replace): Update REG_DEAD notes.
-
+ * regrename.c (do_replace): Update REG_DEAD notes.
+
2009-09-15 Revital Eres <eres@il.ibm.com>
* doc/tm.texi (TARGET_SUPPORT_VECTOR_MISALIGNMENT): Document.
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