PR rtl-optimization/79584
* lra-constraints.c (base_to_reg): Reload ad->base, the entire
base, not ad->base_term, the reg within base. Remove assertion
that ad->base == ad->base_term. Replace gen_int_mode using
bogus mode with const0_rtx.
From-SVN: r245741
PR debug/77589
include/
* dwarf2.def (DW_OP_GNU_variable_value): New opcode.
gcc/
* dwarf2out.c (struct dw_loc_list_struct): Add noted_variable_value
bitfield.
(size_of_loc_descr): Handle DW_OP_GNU_variable_value.
(output_loc_operands): Handle DW_OP_call_ref and
DW_OP_GNU_variable_value.
(struct variable_value_struct): New type.
(struct variable_value_hasher): Likewise.
(variable_value_hash): New variable.
(string_types): Remove.
(copy_loc_descr): New function.
(add_loc_descr_to_each): Clarify comment. Use copy_loc_descr.
(prepend_loc_descr_to_each): New function.
(add_loc_list): Fix comment typo. Use prepend_loc_descr_to_each
instead of add_loc_descr_to_each if the first argument is single
location list and the second has multiple.
(resolve_args_picking_1): Handle DW_OP_GNU_variable_value.
(loc_list_from_tree_1): For early_dwarf, emit DW_OP_GNU_variable_value
when looking for variable value which doesn't have other location info.
(loc_list_from_tree): Formatting fix.
(gen_array_type_die): Simplify DW_AT_string_length handling.
(adjust_string_types): Remove.
(gen_subprogram_die): Don't call adjust_string_types nor test/set
string_types. Call resolve_variable_values.
(prune_unused_types_walk_loc_descr): Handle DW_OP_GNU_variable_value.
(resolve_addr_in_expr): Likewise. Add A argument.
(copy_deref_exprloc): Remove deref argument. Adjust for the
original expression being DW_OP_GNU_variable_value with optionally
DW_OP_stack_value after it instead of DW_OP_call4 with DW_OP_deref
optionally after it.
(optimize_string_length): Rework for DW_OP_GNU_variable_value.
(resolve_addr): Adjust optimize_string_length and resolve_addr_in_expr
callers. Set remove_AT_byte_size if removing DW_AT_string_length.
(variable_value_hasher::hash, variable_value_hasher::equal): New
methods.
(resolve_variable_value_in_expr, resolve_variable_value,
resolve_variable_values, note_variable_value_in_expr,
note_variable_value): New functions.
(dwarf2out_early_finish): Call note_variable_value on all toplevel
DIEs.
From-SVN: r245733
* config/sh/sh.md (tstsi_t): If operands[0] is a SUBREG instead of
a REG, look at the REG it is a SUBREG of.
(splitter for cmpeqsi_t): Ditto.
From-SVN: r245727
* config/pa/pa.c (pa_combine_instructions): Do not share RTL. Make
the special USEs with the pattern of the insn, not the insn itself.
From-SVN: r245726
2017-02-24 Segher Boessenkool <segher@kernel.crashing.org>
Sandra Loosemore <sandra@codesourcery.com>
gcc/
* config/nios2/nios2.c (nios2_simple_const_p): Returns false if the
argument isn't a CONST_INT.
(nios2_alternate_compare_const): Assert op is a CONST_INT.
(nios2_valid_compare_const_p): Assert op is a CONST_INT.
(nios2_validate_compare): Bypass alternate compare logic if *op2
is not a CONST_INT.
(ldstwm_operation_p): Return false if first_base is not a REG or
if first_offset is not a CONST_INT.
Co-Authored-By: Sandra Loosemore <sandra@codesourcery.com>
From-SVN: r245724
gcc/testsuite/
* gcc.target/mips/mips-ps-type-2.c (move): Force generation
of mov.ps.
* gcc.target/mips/mips-ps-type.c (move): Likewise.
(cond_move1): Simplify condition to force generation of
mov[nz].ps.
(cond_move2): Likewise.
From-SVN: r245722
* config/arc/arc.c (arc_ccfsm_advance): Only take the PATTERN of
this_insn if it is an INSN or JUMP_INSN.
(force_offsettable): Look at base, not at addr.
* config/arc/predicates.md (brcc_nolimm_operator): Don't call INTVAL
on things that aren' necessarily CONST_INTs.
From-SVN: r245720
* doc/invoke.texi (x86 Options, -mfpmath=sse): Mention that
-mfpmath=sse is the default also for x86-32 targets with SSE2
instruction set when @option{-ffast-math} is enabled
From-SVN: r245715
gcc/testsuite/
* gcc.dg/tree-ssa/ssa-thread-14.c (dg-options): Use
logical_op_short_circuit to skip targets.
(dg-additional-options): Don't pass -mbranch-cost=2 for MIPS, AVR
and s390.
From-SVN: r245711
* gcc-interface/decl.c (gnat_to_gnu_field): Do not remove the wrapper
around a justified modular type if it doesn't have the same scalar
storage order as the enclosing record type.
From-SVN: r245710
* tree-ssa-loop-niter.c (number_of_iterations_exit): Update
function comment to reflect reality.
(loop_exits_before_overflow): Fix typo in function description.
From-SVN: r245709
* gcc-interface/utils.c (fold_bit_position): New function.
(rest_of_record_type_compilation): Call it instead of bit_position to
compute the field position and remove the call to remove_conversions.
(compute_related_constant): Factor out the multiplication in both
operands, if any, and streamline the final test.
From-SVN: r245704
c-family/
* c-ada-spec.c (dump_ada_function_declaration): Add comment about the
treatment of parameters with pointer-to-tagged type and tidy up.
(print_ada_methods): Remove the special treatment of C++ static member
functions.
ada/
* gcc-interface/decl.c: Include demangle.h.
(is_cplusplus_method): Return again true for a primitive operation
only if it is dispatching. For a subprogram with an interface name,
call the demangler to get the number of C++ parameters and compare it
with the number of Ada parameters.
From-SVN: r245700
* gcc-interface/trans.c (Handled_Sequence_Of_Statements_to_gnu): If
there is no end label, put the location of the At_End procedure on
the call to the procedure.
From-SVN: r245699
* gcc-interface/misc.c (gnat_type_max_size): Try to return a meaningful
value for array types with TYPE_INDEX_TYPE set on their domain type.
* gcc-interface/utils.c (max_size): For operations and expressions, do
not build a new node if the operands have not changed or are missing.
From-SVN: r245698
PR tree-optimization/79389
* ifcvt.c (struct noce_if_info): Add rev_cond field.
(noce_reversed_cond_code): New function.
(noce_emit_store_flag): Use rev_cond if non-NULL instead of
reversed_comparison_code. Formatting fix.
(noce_try_store_flag): Test rev_cond != NULL in addition to
reversed_comparison_code.
(noce_try_store_flag_constants): Likewise.
(noce_try_store_flag_mask): Likewise.
(noce_try_addcc): Use rev_cond if non-NULL instead of
reversed_comparison_code.
(noce_try_cmove_arith): Likewise. Formatting fixes.
(noce_try_minmax, noce_try_abs): Clear rev_cond.
(noce_find_if_block): Initialize rev_cond.
(find_cond_trap): Call noce_get_condition with then_bb == trap_bb
instead of false as last argument never attempt to reverse it
afterwards.
From-SVN: r245690
2017-01-21 Bin Cheng <bin.cheng@arm.com>
PR tree-optimization/79663
* tree-predcom.c (combine_chains): Process refs in reverse order
only for ZERO length chains, and add explaining comment.
From-SVN: r245689
* include/experimental/iterator: Include <iterator>.
* testsuite/experimental/iterator/requirements.cc: Check for contents
of <iterator>.
From-SVN: r245686
2017-02-23 Richard Biener <rguenther@suse.de>
PR tree-optimization/79683
* tree-vect-stmts.c (vect_analyze_stmt): Do not overwrite
vector types for data-refs.
* gcc.target/i386/pr79683.c: New testcase.
From-SVN: r245679
PR middle-end/79665
* internal-fn.c (get_range_pos_neg): Moved to ...
* tree.c (get_range_pos_neg): ... here. No longer static.
* tree.h (get_range_pos_neg): New prototype.
* expr.c (expand_expr_real_2) <case TRUNC_DIV_EXPR>: If both arguments
are known to be in between 0 and signed maximum inclusive, try to
expand both unsigned and signed divmod and use the cheaper one from
those.
From-SVN: r245676
GCC Administrator
Alan Modra
John David Anglin
Joseph Myers
Jakub Jelinek
Dominique d'Humieres
Segher Boessenkool
Matthew Fortune
Marek Polacek
David Edelsohn
Uros Bizjak
Jeff Law
Richard Biener
Toma Tabacu
Eric Botcazou
Aldy Hernandez
Eric Botcazou
Paolo Carlini
Bin Cheng
Jonathan Wakely
Dominik Vogt
Martin Liska
Martin Liska
Jakub Jelinek