2010-08-04 Richard Guenther <rguenther@suse.de>
PR middle-end/45176
* expr.c (expand_expr_real_1): Also preserve TARGET_MEM_REF
points-to set for original MEM_REF.
From-SVN: r162862
* gcc-interface/decl.c: Do not undefine IN_GCC_FRONTEND and do not
include expr.h.
(gnat_to_gnu_entity) <object>: Force address of -1 at the tree level
for the debug-only entity.
* gcc-interface/Make-lang.in (ada/decl.o): Adjust dependencies.
From-SVN: r162854
* simplify-rtx.c (simplify_binary_operation_1): Try to simplify away
NEG as operand of a MULT by merging it with the other operand.
* combine.c (make_compound_operation): Use trunc_int_for_mode when
generating a MULT with constant. Canonicalize PLUS and MINUS involving
MULT.
* config/arm/constraints.md (M): Examine only 32 bits of a
HOST_WIDE_INT.
* config/arm/predicates.md (power_of_two_operand): Likewise.
From-SVN: r162849
2010-08-03 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/45159
* dependency.c (gfc_deb_compare_expr): Remove any integer
conversion functions to larger types from both arguments.
Remove handling these functions futher down.
2010-08-03 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/45159
* gfortran.dg/dependency_30.f90: New test.
From-SVN: r162848
* ipa-split.c (struct split_point): Add split_part_set_retval.
(find_retval): Forward declare.
(test_nonssa_use, mark_nonssa_use): Special case return by reference.
(consider_split): Compute current->split_part_set_retval.
(visit_bb): Do not look into return value.
(split_function): Handle !split_part_set_retval
From-SVN: r162842
2010-08-03 Martin Jambor <mjambor@suse.cz>
* tree-sra.c (completely_scalarize_record): New parameter REF, create
its own access->expr intead of using build_ref_for_offset.
From-SVN: r162841
* config/i386/i386.h (ix86_compare_op0, ix86_compare_op1): Remove.
* config/i386/i386.c (ix86_compare_op0, ix86_compare_op1): Remove.
(ix86_expand_branch): Add op0 and op1 arguments. Do not access
ix86_compare_op0 and ix86_compare_op1, use op0 and op1 instead.
Update calls to ix86_expand_compare and ix86_expand_branch.
(ix86_expand_setcc): Add op0 and op1 arguments. Update calls to
ix86_expand_compare.
(ix86_expand_compare): Add op0 and op1 arguments. Do not access
ix86_compare_op0 and ix86_compare_op1, use op0 and op1 instead.
Make static.
(ix86_expand_carry_flag_compare): Do not set ix86_compare_op0
and ix86_compare_op1. Update calls to ix86_expand_compare.
(ix86_expand_int_movcc): Ditto.
(ix86_expand_fp_movcc): Ditto. Update calls to ix86_expand_setcc.
* config/i386/i386-protos.h (ix86_expand_branch): Update prototype.
(ix86_expand_setcc): Ditto.
(ix86_expand_compare): Remove prototype.
* config/i386/i386.md (cbranch<SDWIM:mode>4): Do not set
ix86_compare_op0 and ix86_compare_op1. Update calls
to ix86_expand_branch to directly pass operands[1] and operands[2].
(cbranchxf4): Ditto.
(cbranch<MODEF:mode>4): Ditto.
(cbranchcc4): Ditto.
(cstore<SWIM:mode>4): Do not set ix86_compare_op0 and ix86_compare_op1.
Update calls to ix86_expand_setcc to directly pass operands[2] and
operands[3].
(cstorexf4): Ditto.
(cstore<MODEF:mode>4): Ditto.
(cstorecc4): Ditto.
From-SVN: r162837
2010-08-02 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/45159
* depencency.c (gfc_dep_resolver): Fix logic for when a loop
can be reversed.
2010-08-02 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/45159
* gfortran.dg/dependency_29.f90: New test.
From-SVN: r162829
2010-08-02 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/36854
* dependency.h: Add prototype for gfc_are_identical_variables.
* frontend-passes.c: Include depencency.h.
(optimimize_equality): Use gfc_are_identical_variables.
* dependency.c (identical_array_ref): New function.
(gfc_are_identical_variables): New function.
(gfc_deb_compare_expr): Use gfc_are_identical_variables.
* dependency.c (gfc_check_section_vs_section). Rename gfc_
prefix from statc function.
(check_section_vs_section): Change arguments to gfc_array_ref,
adjust function body accordingly.
2010-08-02 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/36854
* gfortran.dg/character_comparison_2.f90: New test.
* gfortran.dg/character_comparison_3.f90: New test.
* gfortran.dg/dependency_28.f90: New test.
From-SVN: r162824
* config/arm/arm.c (arm_rtx_costs_1): Remove second clause from the
if statement which adds extra costs to frame-related expressions.
From-SVN: r162816
PR target/40457
* config/arm/arm.h (arm_regs_in_sequence): Declare.
* config/arm/arm-protos.h (emit_ldm_seq, emit_stm_seq,
load_multiple_sequence, store_multiple_sequence): Delete
declarations.
(arm_gen_load_multiple, arm_gen_store_multiple): Adjust
declarations.
* config/arm/ldmstm.md: New file.
* config/arm/arm.c (arm_regs_in_sequence): New array.
(load_multiple_sequence): Now static. New args SAVED_ORDER,
CHECK_REGS. All callers changed.
If SAVED_ORDER is nonnull, copy the computed order into it.
If CHECK_REGS is false, don't sort REGS. Handle Thumb mode.
(store_multiple_sequence): Now static. New args NOPS_TOTAL,
SAVED_ORDER, REG_RTXS and CHECK_REGS. All callers changed.
If SAVED_ORDER is nonnull, copy the computed order into it.
If CHECK_REGS is false, don't sort REGS. Set up REG_RTXS just
like REGS. Handle Thumb mode.
(arm_gen_load_multiple_1): New function, broken out of
arm_gen_load_multiple.
(arm_gen_store_multiple_1): New function, broken out of
arm_gen_store_multiple.
(arm_gen_multiple_op): New function, with code from
arm_gen_load_multiple and arm_gen_store_multiple moved here.
(arm_gen_load_multiple, arm_gen_store_multiple): Now just
wrappers around arm_gen_multiple_op. Remove argument UP, all callers
changed.
(gen_ldm_seq, gen_stm_seq, gen_const_stm_seq): New functions.
* config/arm/predicates.md (commutative_binary_operator): New.
(load_multiple_operation, store_multiple_operation): Handle more
variants of these patterns with different starting offsets. Handle
Thumb-1.
* config/arm/arm.md: Include "ldmstm.md".
(ldmsi_postinc4, ldmsi_postinc4_thumb1, ldmsi_postinc3, ldmsi_postinc2,
ldmsi4, ldmsi3, ldmsi2, stmsi_postinc4, stmsi_postinc4_thumb1,
stmsi_postinc3, stmsi_postinc2, stmsi4, stmsi3, stmsi2 and related
peepholes): Delete.
* config/arm/ldmstm.md: New file.
* config/arm/arm-ldmstm.ml: New file.
testsuite/
PR target/40457
* gcc.target/arm/pr40457-1.c: New test.
* gcc.target/arm/pr40457-2.c: New test.
From-SVN: r162815
* config/arm/thumb2.md (thumb2_movdi, thumb2_movsf_soft_insn,
thumb2_movdf_soft_insn): Delete patterns.
* config/arm/arm.md (arm_pool_range, thumb2_pool_range,
arm_neg_pool_range, thumb2_neg_pool_range): New attributes.
(pool_range, neg_pool_range): Use them to define defaults.
(movdi, arm_movsf_soft_insn, arm_movdf_soft_insn): Define them
and allow for TARGET_32BIT.
From-SVN: r162814
* final.c (final_scan_insn): Call CC_STATUS_INIT unconditionally.
* config/arm/arm.c (thumb1_code): New variable.
(arm_override_options): Set it.
(thumb1_final_prescan_insn): Keep track of condition code status.
(arm_adjust_cost): For Thumb, try to keep cc-setting insns next to
jumps that depend on them.
* config/arm/arm.h (thumb1_code): Declare variable.
(struct machine_function): Guard with #ifndef GENERATOR_FILE. Add
members thumb1_cc_insn, thumb1_cc_op0, thumb1_cc_op1 and
thumb1_cc_mode.
(CC_STATUS_INIT): New macro.
* config/arm/constraints.md (Pd): New constraint.
* config/arm/predicates.md (noov_comparison_operator): New predicate.
* config/arm/arm.md (is_thumb1): New define_attr.
(conds): Set default to "clob" when generating Thumb1 code.
(thumb1_bicsi3): Renamed from bicsi3. All uses changed. Condition
code are set. Use two-operand assembly syntax.
(thumb1_subsi3_insn): Condition codes are set. Now a properly named
pattern.
(thumb1_andsi3_insn, thumb1_iorsi3_insn, thumb1_xorsi3_insn): Condition
codes are set. Use two-operand assembly syntax.
(zero_extendhisi splitter): Remove constraints.
(thumb1_movsi_insn, thumb1_movhi_insn, thumb1_movqi_insn, thumb1_movhf,
thumb1_movsf_insn): Set conds attribute as appropriate.
(cbranchsi4_insn): Use condition code status from struct
machine_function to determine whether the comparison can be eliminated.
Discourage the alternative using high registers.
(movsi_cbranchsi4, andsi3_cbranch, orrsi3_cbranch_scratch,
orrsi3_cbranch, xorsi3_cbranch_scratch, xorsi3_cbranch,
bicsi3_cbranch_scratch, bicsi3_cbranch, subsi3_cbranch_scratch,
subsi3_cbranch): Delete.
(movsi_cbranchsi4 peepholes): Rewrite to generate a sequence of
one subtract and one cbranch insn.
From-SVN: r162813
PR target/45142
* config/i386/sse.md (vec_set<mode>_0): Do not set mode attribute for
alternative 2.
(vec_set<moode>_0 splitter): Use SSEMODE4S mode iterator to also
split V4SI operands.
From-SVN: r162797
gcc/
* tree-ssa-math-opts.c (convert_plusminus_to_widen): Fix type
used in the call to optab_for_tree_code. Fix the second
is_widening_mult_p call. Check that both unwidened operands
have the same sign.
From-SVN: r162784
2010-07-31 Mikael Morin <mikael@gcc.gnu.org>
PR fortran/42051
PR fortran/44064
* symbol.c (changed_syms): Made non-static.
* parse.c (changed_syms): Declare new external.
(next_statement): Assert changed_syms is NULL at the beginning.
From-SVN: r162776
* config/i386/i386.md (mov<SWIM:mode>cc and corresponding splitter):
Use ordered_comparison_operator predicate for operator1.
(add<mode>cc): ditto.
From-SVN: r162775
2010-07-30 Janus Weil <janus@gcc.gnu.org>
Steven G. Kargl <kargl@gcc.gnu.org>
PR fortran/44929
* match.c (match_type_spec): Try to parse derived types before
intrinsic types.
2010-07-30 Janus Weil <janus@gcc.gnu.org>
PR fortran/44929
* gfortran.dg/allocate_derived_3.f90: New.
Co-Authored-By: Steven G. Kargl <kargl@gcc.gnu.org>
From-SVN: r162724
Tobias Burnus
Richard Guenther
Hariharan Sandanagobalane
Uros Bizjak
Eric Botcazou
GCC Administrator
Bernd Schmidt
Thomas Koenig
Ulrich Weigand
Jan Hubicka
Martin Jambor
Janus Weil
Joseph Myers
Uros Bizjak
Sebastian Pop
Mikael Morin
Ramana Radhakrishnan
Janne Blomqvist
Gerald Pfeifer
Anatoly Sokolov
David Edelsohn
Kai Tietz
Ulrich Weigand
Richard Sandiford
John Tytgat
DJ Delorie