2011-05-11 Thomas Koenig <tkoenig@gcc.gnu.org>
* frontend-passes.c (optimize_assignment): Follow chains
of concatenation operators to the end for removing trailing
TRIMS for assignments.
2011-05-11 Thomas Koenig <tkoenig@gcc.gnu.org>
* gfortran.dg/trim_optimize_7.f90: New test.
From-SVN: r174944
* go-gcc.cc: Include "toplev.h".
(Gcc_backend::immutable_struct): New function.
(Gcc_backend::immutable_struct_set_init): New function.
(Gcc_backend::immutable_struct_reference): New function.
* Make-lang.in (go/go-gcc.o): Depend on toplev.h.
From-SVN: r174941
* config/arm/ldmstm.md (ldm2_ia, stm2_ia, ldm2_ib, stm2_ib, ldm2_da,
stm2_da, ldm2_db, stm2_db): Add condition !arm_arch7 to these insns.
(ldrd, ldrd_reg1, ldrd_reg2 and peephole2): New insn patterns and
related peephole2.
(strd, strd_reg1, strd_reg2 and peephole2): New insn patterns and
related peephole2.
* config/arm/arm-protos.h (arm_check_ldrd_operands): New prototype.
(arm_legitimate_ldrd_p): New prototype.
(arm_output_ldrd): New prototype.
* config/arm/arm.c (arm_check_ldrd_operands): New function.
(arm_legitimate_ldrd_p): New function.
(arm_output_ldrd): New function.
* gcc.target/arm/pr45335.c: New test.
* gcc.target/arm/pr45335-2.c: New test.
* gcc.target/arm/pr45335-3.c: New test.
* gcc.target/arm/pr40457-1.c: Add another possible output "ldrd".
* gcc.target/arm/pr40457-2.c: Changed to store 3 words.
* gcc.target/arm/pr40457-3.c: Changed to store 3 words.
From-SVN: r174940
* ipa-cp.c (ipcp_versionable_function_p): Thunks are not versionable.
(ipcp_initialize_node_lattices): Do not deal with aliases; Do not try to
propagate through thunks.
(ipcp_change_tops_to_bottom): Do not deal with aliases.
From-SVN: r174916
* ipa-cp.c (ipcp_versionable_function_p): Aliases are not versionable.
(ipcp_cloning_candidate_p): Aliases are not clonning candidates.
(ipcp_initialize_node_lattices): We don't propagate through an aliases.
(ipcp_propagate_stage): Skip aliases when propagating.
(ipcp_need_redirect_p): Skip aliases.
(ipcp_insert_stage): Use FOR_EACH_FUNCTION_WITH_GIMPLE_BODY and
collect_callers_of_node.
* ipa-prop.c (ipa_init_func_list): Do not analyze datastructures
for aliases.
(ipa_compute_jump_functions): Look through aliases.
From-SVN: r174911
* tree-sra.c (all_callers_have_enough_arguments_p): Rename to ...
(not_all_callers_have_enough_arguments_p): ... this one; turn into
worker for cgraph_for_node_and_aliases.
(convert_callers_for_node): Break out from ...
(convert_callers): ... here.
(modify_function): Use collect_callers_of_node.
(ipa_early_sra): Use cgraph_for_node_and_aliases.
From-SVN: r174904
2011-06-10 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49361
* fold-const.c (fold_binary_loc): Only fold x * x to pow (x, 2.0)
when not already in gimple form.
From-SVN: r174903
2011-06-10 Richard Guenther <rguenther@suse.de>
* tree-ssa-forwprop.c (ssa_forward_propagate_and_combine):
Scan stmts forward when combining, visit inserted stmts when
a stmt was changed.
From-SVN: r174900
gcc/
* doc/invoke.texi (SPARC options): Add -mflat.
* config/sparc/sparc.opt: Likewise.
* config/sparc/sparc-protos.h (sparc_expand_epilogue): Add parameter.
(sparc_flat_expand_prologue): Declare.
(sparc_flat_expand_epilogue): Likewise.
* config/sparc/sparc.h (CPP_CPU_SPEC): Do not handle -msoft-float.
(CPP_ENDIAN_SPEC): Replace with...
(CPP_OTHER_SPEC): ...this. Also handle -mflat and -msoft-float.
(CPP_SPEC): Adjust to above change.
(EXTRA_SPECS): Likewise.
(SPARC_INCOMING_INT_ARG_FIRST): Add TARGET_FLAT handling.
(INCOMING_REGNO): Likewise.
(OUTGOING_REGNO): Likewise.
(LOCAL_REGNO): Likewise.
(SETUP_FRAME_ADDRESSES): Likewise.
(FIXED_REGISTERS): Set 0 for %fp.
(CALL_USED_REGISTERS): Likewise.
(INITIAL_ELIMINATION_OFFSET): Pass current_function_is_leaf.
(EXIT_IGNORE_STACK): Define to 1 unconditionally.
(RETURN_ADDR_REGNUM): Define.
(RETURN_ADDR_RTX): Use it.
(INCOMING_RETURN_ADDR_REGNUM): Define.
(INCOMING_RETURN_ADDR_RTX): Use it.
(DWARF_FRAME_RETURN_COLUMN): Likewise.
(EH_RETURN_REGNUM): Define.
(EH_RETURN_STACKADJ_RTX): Use it.
(EH_RETURN_HANDLER_RTX): Delete.
(EPILOGUE_USES): Use them and add TARGET_FLAT handling.
* config/sparc/sparc.c (apparent_fsize, actual_fsize, num_gfregs):
Delete.
(struct machine_function): Add frame_size, apparent_frame_size,
frame_base_reg, frame_base_offset, n_global_fp_regs and
save_local_in_regs_p fields.
(sparc_frame_size, sparc_apparent_frame_size, sparc_frame_base_reg,
sparc_frame_base_offset, sparc_n_global_fp_regs,
sparc_save_local_in_regs_p): New macros.
(sparc_option_override): Error out if -fcall-saved-REG is specified
for Out registers.
(eligible_for_restore_insn): Fix formatting.
(eligible_for_return_delay): Likewise. Add TARGET_FLAT handling.
(eligible_for_sibcall_delay): Likewise.
(RTX_OK_FOR_OFFSET_P, RTX_OK_FOR_OLO10_P): Add MODE parameter.
(sparc_legitimate_address_p): Adjust to above change.
(save_global_or_fp_reg_p): New predicate.
(return_addr_reg_needed_p): Likewise.
(save_local_or_in_reg_p): Likewise.
(sparc_compute_frame_size): Use them. Add TARGET_FLAT handling.
(SORR_SAVE, SORR_RESTORE): Delete.
(sorr_pred_t): New typedef.
(sorr_act_t): New enum.
(save_or_restore_regs): Rename to...
(emit_save_or_restore_regs): ...this. Change type of LOW and HIGH
parameters, remove ACTION parameter, add LEAF_FUNCTION_P, SAVE_P,
ACTION_TRUE and ACTION_FALSE parameters. Implement more general
mechanism. Add CFI information for double-word saves in 32-bit mode.
(emit_adjust_base_to_offset): New function extracted from...
(emit_save_or_restore_regs): ...this. Rename the rest to...
(emit_save_or_restore_regs_global_fp_regs): ...this.
(emit_save_or_restore_regs_local_in_regs): New function.
(gen_create_flat_frame_[123]): New functions.
(sparc_expand_prologue): Use SIZE local variable. Adjust.
(sparc_flat_expand_prologue): New function.
(sparc_asm_function_prologue): Add TARGET_FLAT handling.
(sparc_expand_epilogue): Use SIZE local variable. Adjust.
(sparc_flat_expand_epilogue): New function.
(sparc_can_use_return_insn_p): Add TARGET_FLAT handling.
(output_return): Likewise.
(output_sibcall): Likewise.
(sparc_output_mi_thunk): Likewise.
(sparc_frame_pointer_required): Likewise.
(sparc_conditional_register_usage): If TARGET_FLAT, disable the leaf
function optimization.
* config/sparc/sparc.md (flat): New attribute.
(prologue): Add TARGET_FLAT handling.
(save_register_window): Disable if TARGET_FLAT.
(create_flat_frame_[123]): New patterns.
(epilogue): Add TARGET_FLAT handling.
(sibcall_epilogue): Likewise.
(eh_return): New expander.
(eh_return_internal): New insn and splitter.
(return_internal): Add TARGET_FLAT handling.
(untyped_return): Remove bogus test and use RETURN_ADDR_REGNUM.
(save_stack_nonlocal): Use RETURN_ADDR_REGNUM.
(nonlocal_goto): Add TARGET_FLAT handling.
* config/sparc/t-elf: Add -mflat multilib.
* config/sparc/t-leon: Likewise.
libgcc/
* config/sparc/linux-unwind.h (STACK_BIAS): Define.
(sparc64_fallback_frame_state): Use it.
(sparc64_frob_update_context): Further adjust context.
* config/sparc/sol2-unwind.h (sparc64_frob_update_context): Likewise.
* config/sparc/sol2-ci.S: Add TARGET_FLAT handling.
* config/sparc/sol2-cn.S: Likewise.
Co-Authored-By: Laurent Rougé <laurent.rouge@menta.fr>
From-SVN: r174897
gcc/fortran/
2011-06-10 Daniel Carrera <dcarrera@gmail.com>
* trans-decl.c (gfc_build_builtin_function_decls):
Updated declaration of caf_sync_all and caf_sync_images.
* trans-stmt.c (gfc_trans_sync): Function
can now handle a "stat" variable that has an integer type
different from integer_type_node.
libgfortran/
2011-06-10 Daniel Carrera <dcarrera@gmail.com>
* caf/mpi.c (_gfortran_caf_sync_all,
_gfortran_caf_sync_images): Functions have void return type
and move status into parameter list.
* caf/single.c (_gfortran_caf_sync_all,
_gfortran_caf_sync_images): Functions have void return type
and move status into parameter list.
* caf/libcaf.h (_gfortran_caf_sync_all,
_gfortran_caf_sync_images): Functions have void return type
and move status into parameter list.
gcc/testsuite/
2011-06-10 Daniel Carrera <dcarrera@gmail.com>
* gfortran.dg/coarray/sync_1.f90: New test for
"SYNC ALL", "SYNC MEMORY" and "SYNC IMAGES".
From-SVN: r174896
2011-06-10 Ramana Radhakrishnan <ramana.radhakrishnan@linaro.org>
Richard Earnshaw <rearnsha@arm.com>
* config/arm/arm.c (const_ok_for_op): Check to see
if mvn can be used.
* config/arm/vfp.md (*arm_movdi_vfp): Delete.
(*thumb2_movdi_vfp): Delete.
(*arm_movdi_vfp_cortexa8): Delete.
(*movdi_vfp): Consolidate from *arm_movdi_vfp and *thumb2_movdi_vfp.
(*movdi_vfp_cortexa8): Likewise.
Co-Authored-By: Richard Earnshaw <rearnsha@arm.com>
From-SVN: r174894
2011-06-10 Richard Guenther <rguenther@suse.de>
c-family/
* c-pretty-print.c (pp_c_type_specifier): Use pp_c_identifier
to print a IDENTIFIER_NODE.
From-SVN: r174892
Jonathan Wakely
Uros Bizjak
Janne Blomqvist
Thomas Koenig
Ian Lance Taylor
Ian Lance Taylor
Wei Guozhi
GCC Administrator
Xinliang David Li
Jan Hubicka
Paolo Carlini
Janis Johnson
Paolo Carlini
Benjamin Kosnik
Bill Schmidt
Rainer Orth
Hans-Peter Nilsson
Jason Merrill
Richard Guenther
Georg-Johann Lay
Eric Botcazou
Daniel Carrera
Ramana Radhakrishnan
Ira Rosen
David Krauss