* dwarf2out.c (dw_ranges_by_label_ref): New typedef.
(dw_ranges_struct): Rename block_num to num. Adjust.
(dw_ranges_by_label_struct): New.
(ranges_by_label, ranges_by_label_allocated,
ranges_by_label_in_use): New variables.
(add_ranges_num): Factored most of the code out of...
(add_ranges): ... this one. Rewrite in terms of the former.
(add_ranges_by_labels): New.
(output_ranges): Output by-label ranges.
(dwarf2out_finish): Output range for multiple-section
compile_unit. Output standard DW_AT_low_pc in addition to
unexpected DW_AT_entry_pc.
From-SVN: r126357
2007-07-04 Daniel Berlin <dberlin@dberlin.org>
PR tree-optimization/32604
PR tree-optimization/32606
* tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
(compute_antic_safe): Removed.
(ANTIC_SAFE_LOADS): Ditto.
(compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
(execute_pre): Don't call compute_antic_safe.
(vuse_equiv): New function.
(make_values_for_stmt): Use it
* tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
not always true.
From-SVN: r126338
PR target/31331
* config/avr/avr.c (avr_naked_function_p): Handle receiving a type
rather than a decl.
(avr_attribute_table): Make "naked" attribute apply to function types
rather than to decls.
(avr_handle_fntype_attribute): New function.
From-SVN: r126337
2007-07-04 Richard Guenther <rguenther@suse.de>
* tree-ssa.c (useless_type_conversion_p): Add handling for
scalar float and vector types. Only call the types_compatible_p
langhook for aggregate types as last resort. Follow the
rules.
From-SVN: r126326
* target.h (struct gcc_target): Add target_help field.
* target-def.h (TARGET_HELP): New.
(TARGET_INITIALIZER): Use TARGET_HELP.
* opts.c (command_handle_option): Invoke target_help function, if defined, when the
user has specified --target-help on the command line.
* doc/invoke.texi: Mention that --target-help might print additional information.
* doc/tm.texi: Document TARGET_HELP hook.
* arm.c (TARGET_HELP): Override default definition.
(arm_target_help): New - display a wrapped list of cores and architectures supported.
From-SVN: r126323
2007-07-04 Richard Guenther <rguenther@suse.de>
PR tree-optimization/32482
* tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
original ssa name if we didn't find a shift expression.
Fix shift constant for bit zero test.
* gcc.c-torture/compile/pr32482.c: New testcase.
From-SVN: r126314
PR middle-end/32457
* tree-data-ref.c (analyze_siv_subscript_cst_affine,
compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
init_omega_for_ddr_1): Use non conservative number of iterations
estimations.
(analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
(analyze_siv_subscript): Remove FIXME and reinitialization of
last_conflicts to chrec_dont_know.
* testsuite/gfortran.dg/vect/pr32457.f90: New.
From-SVN: r126305
2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
* tree.c (maybe_canonicalize_argtypes): New.
(build_function_type): Set canonical type.
(build_method_type_directly): Ditto.
(reconstruct_complex_type): Rebuild the METHOD_TYPE node
properly.
2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
* decl.c (build_ptrmemfunc_type): Always use structural equality
tests when comparing pointer-to-member-function types, because the
handling of TYPE_GET_PTRMEMFUNC_TYPE currently defeats canonical
types.
From-SVN: r126303
2007-07-03 Eric Christopher <echristo@apple.com>
* doc/cppopts.texi: Add conflicting option note to -dM.
* doc/invoke.texi: Add note about possible conflicts with
-E for -dCHARS and note that -dM will not produce
any results if there is no machine dependent reorg.
From-SVN: r126278
* configure.ac: Test for .dtprelword support on MIPS.
* configure, config.in: Regenerate.
* config/mips/mips.c (mips_output_dwarf_dtprel): New.
(TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
From-SVN: r126273
gcc/
2007-07-03 Richard Sandiford <richard@codesourcery.com>
David Ung <davidu@mips.com>
* doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
-march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
and 74k[fx]. Document aliases for the new options.
* config/mips/mips.h (PROCESSOR_24KF): Rename to...
(PROCESSOR_24KF2_1): ...this.
(PROCESSOR_24KX): Rename to...
(PROCESSOR_24KF1_1): ...this.
(PROCESSOR_74KF): Rename to...
(PROCESSOR_74KF2_1): ...this.
(PROCESSOR_74KX): Rename to...
(PROCESSOR_74KF1_1): ...this.
(TUNE_74K): Update PROCESSOR_* names.
* config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
(mips_rtx_cost_data): Update processor names in comments.
(mips_issue_rate): Update PROCESSOR_* names.
* config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
* config/mips/24k.md: Rename FPU-related r24k_* insn reservations
to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
Update cpu attribute names.
(r24k_fpu_iss): Rename this reservation to...
(r24kf2_1_fpu_iss): ...this and update all uses.
(r24kx_fpu_iss): Rename this reservation to...
(r24kf1_1_fpu_iss): ...this and update all uses.
* config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
Update cpu attribute names.
Co-Authored-By: David Ung <davidu@mips.com>
From-SVN: r126266
2007-07-03 Daniel Berlin <dberlin@dberlin.org>
* tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
before declaring inequality.
From-SVN: r126252
* combine.c (recog_for_combine): Log the success or failure of
matching new insn patterns against the machine description in
detailed dumps.
From-SVN: r126251
libcpp/ChangeLog:
* include/cpplib.h (CPP_N_WIDTH_MD, CPP_N_MD_W, CPP_N_MD_Q):
Add new constants.
* expr.c (interpret_float_suffix): Process 'w', 'W', 'q' and 'Q'
suffixes. Return CPP_N_MD_W for 'w' or 'W' suffixes and CPP_N_MD_Q
for 'q' or 'Q' suffixes.
gcc/ChangeLog:
* targhooks.h (default_mode_for_suffix): New function declaration.
* targhooks.c (default_mode_for_suffix): New default target hook.
* target.h (struct c): New structure in the targetm struct.
(mode_for_suffix): New target hook as part of struct c.
target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
default_mode_for_suffix.
(TARGET_C): New define.
* c-lex.c: Include "target.h".
(interpret_float): Use targetm.c.mode_for_suffix to determine
the mode for a given non-standard suffix.
Makefile.in (c-lex.o): Depend on $(TARGET_H).
* config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
(TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
* doc/extend.texi (Floating Types): New node. Document __float80 and
__float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
testsuite/ChangeLog:
* gcc.dg/const-float80.c : New test.
* gcc.dg/const-float128.c : New test.
* gcc.dg/const-float80-ped.c : New test.
* gcc.dg/const-float128-ped.c : New test.
From-SVN: r126244
PR libgomp/32468
* omp-low.c (check_combined_parallel): New function.
(lower_omp_parallel): Call it via walk_stmts, set
OMP_PARALLEL_COMBINED if appropriate.
(determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
isn't the only statement in WS_ENTRY_BB or OMP_RETURN
the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
don't consider it as combined parallel.
* gcc.dg/gomp/pr32468-1.c: New test.
From-SVN: r126226
gcc/
* configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
(gcc_tooldir): Likewise.
* configure: Regenerate.
* Makefile.in (libsubdir_to_prefix): New variable, based on the
old configure.ac gcc_tooldir setting.
(prefix_to_exec_prefix): New variable.
(DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
From-SVN: r126225
2007-07-02 Daniel Berlin <dberlin@dberlin.org>
Fix PR tree-optimization/32583
Fix PR tree-optimization/32584
* tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
(phi_translate_set): Use phi_translate directly now.
(make_values_for_stmt): Don't value number RHS if we already know
it is constant.
From-SVN: r126222
PR target/31684
* haifa-sched.c (add_to_speculative_block): Change copy_rtx to
copy_insn.
Co-Authored-By: James E Wilson <wilson@specifixinc.com>
From-SVN: r126216