2011-09-15 Richard Sandiford <email address hidden>
GCC Linaro 4.6-2011.09-1 released.
gcc/
* LINARO-VERSION: Update.
2011-09-15 Richard Sandiford <email address hidden>
Revert:
gcc/
PR target/49030
* config/arm/arm-protos.h (maybe_get_arm_condition_code): Declare.
* config/arm/arm.c (maybe_get_arm_condition_code): New function,
reusing the old code from get_arm_condition_code. Return ARM_NV
for invalid comparison codes.
(get_arm_condition_code): Redefine in terms of
maybe_get_arm_condition_code.
* config/arm/predicates.md (arm_comparison_operator): Use
maybe_get_arm_condition_code.
gcc/testsuite/
PR target/49030
* gcc.dg/torture/pr49030.c: New test.
2011-09-13 Andrew Stubbs <email address hidden>
gcc/
* LINARO-VERSION: Bump version.
2011-09-13 Andrew Stubbs <email address hidden>
GCC Linaro 4.6-2011.09 released.
gcc/
* LINARO-VERSION: Update.
2011-09-12 Ramana Radhakrishnan <email address hidden>
Backport from FSF mainline:
2011-04-06 Wei Guozhi <email address hidden>
PR target/47855
gcc/
* config/arm/arm.md (arm_cmpsi_insn): Compute attr "length".
(arm_cond_branch): Likewise.
(arm_cond_branch_reversed): Likewise.
(arm_jump): Likewise.
(push_multi): Likewise.
* config/arm/constraints.md (Py): New constraint.
2011-04-08 Wei Guozhi <email address hidden>
PR target/47855
* config/arm/arm-protos.h (arm_attr_length_push_multi): New prototype.
* config/arm/arm.c (arm_attr_length_push_multi): New function.
* config/arm/arm.md (*push_multi): Change the length computation to
call a C function.
2011-09-12 Ramana Radhakrishnan <email address hidden>
Backport from FSF mainline:
2011-08-18 Jiangning Liu <email address hidden>
gcc/
* config/arm/arm.md (*ior_scc_scc): Enable for Thumb2 as well.
(*ior_scc_scc_cmp): Likewise
(*and_scc_scc): Likewise.
(*and_scc_scc_cmp): Likewise.
(*and_scc_scc_nodom): Likewise.
(*cmp_ite0, *cmp_ite1, *cmp_and, *cmp_ior): Handle Thumb2.
gcc/testsuite
* gcc.target/arm/thumb2-cond-cmp-1.c: New. Make sure conditional
compare can be generated.
* gcc.target/arm/thumb2-cond-cmp-2.c: Likewise.
* gcc.target/arm/thumb2-cond-cmp-3.c: Likewise.
* gcc.target/arm/thumb2-cond-cmp-4.c: Likewise.
2011-09-12 Ramana Radhakrishnan <email address hidden>
gcc/testsuite/
* gcc.target/arm/pr50099.c: Fix testcase from previous commit.
2011-09-12 Ramana Radhakrishnan <email address hidden>
LP:838994
gcc/
Backport from mainline.
2011-09-06 Ramana Radhakrishnan <email address hidden>
PR target/50099
* config/arm/iterators.md (qhs_zextenddi_cstr): New.
(qhs_zextenddi_op): New.
* config/arm/arm.md ("zero_extend<mode>di2"): Use them.
* config/arm/predicates.md ("arm_extendqisi_mem_op"):
Distinguish between ARM and Thumb2 states.
gcc/testsuite/
* gcc.target/arm/pr50099.c: New test.
2011-09-12 Andrew Stubbs <email address hidden>
Backport from FSF mainline:
2011-09-08 Andrew Stubbs <email address hidden>
PR tree-optimization/50318
gcc/
* tree-ssa-math-opts.c (convert_plusminus_to_widen): Correct
typo in use of mult_rhs1 and mult_rhs2.
gcc/testsuite/
* gcc.target/arm/pr50318-1.c: New file.
2011-09-01 Andrew Stubbs <email address hidden>
gcc/
* config/arm/predicates.md (shift_amount_operand): Ensure shift
amount is positive.
gcc/testsuite/
* gcc.dg/pr50193-1.c: New file.
2011-09-12 Richard Sandiford <email address hidden>
gcc/
PR target/49030
* config/arm/arm-protos.h (maybe_get_arm_condition_code): Declare.
* config/arm/arm.c (maybe_get_arm_condition_code): New function,
reusing the old code from get_arm_condition_code. Return ARM_NV
for invalid comparison codes.
(get_arm_condition_code): Redefine in terms of
maybe_get_arm_condition_code.
* config/arm/predicates.md (arm_comparison_operator): Use
maybe_get_arm_condition_code.
gcc/testsuite/
PR target/49030
* gcc.dg/torture/pr49030.c: New test.
2011-09-12 Andrew Stubbs <email address hidden>
Backport from FSF mainline:
2011-08-30 Andrew Stubbs <email address hidden>
gcc/
* config/arm/arm.c (optimal_immediate_sequence_1): Make b1, b2,
b3 and b4 unsigned.
2011-08-30 Andrew Stubbs <email address hidden>
gcc/
* config/arm/arm.c (arm_gen_constant): Set can_negate correctly
when code is SET.
2011-08-26 Andrew Stubbs <email address hidden>
gcc/
* config/arm/arm.c (struct four_ints): New type.
(count_insns_for_constant): Delete function.
(find_best_start): Delete function.
(optimal_immediate_sequence): New function.
(optimal_immediate_sequence_1): New function.
(arm_gen_constant): Move constant splitting code to
optimal_immediate_sequence.
Rewrite constant negation/invertion code.
gcc/testsuite/
* gcc.target/arm/thumb2-replicated-constant1.c: New file.
* gcc.target/arm/thumb2-replicated-constant2.c: New file.
* gcc.target/arm/thumb2-replicated-constant3.c: New file.
* gcc.target/arm/thumb2-replicated-constant4.c: New file.
2011-08-26 Andrew Stubbs <email address hidden>
gcc/
* config/arm/arm-protos.h (const_ok_for_op): Add prototype.
* config/arm/arm.c (const_ok_for_op): Add support for addw/subw.
Remove prototype. Remove static function type.
* config/arm/arm.md (*arm_addsi3): Add addw/subw support.
Add arch attribute.
* config/arm/constraints.md (Pj, PJ): New constraints.
2011-04-20 Andrew Stubbs <email address hidden>
gcc/
* config/arm/arm.c (arm_gen_constant): Move mowv support ....
(const_ok_for_op): ... to here.
2011-04-20 Andrew Stubbs <email address hidden>
gcc/
* config/arm/arm.c (arm_gen_constant): Remove redundant can_invert.
2011-09-08 Andrew Stubbs <email address hidden>
Merge from FSF GCC 4.6.1 (svn branches/gcc-4_6-branch 178681).
2011-09-07 Ira Rosen <email address hidden>
Backport from mainline:
2011-08-04 Ira Rosen <email address hidden>
gcc/
* tree-vectorizer.h (struct _stmt_vec_info): Add new field for
pattern def statement, and its access macro.
(NUM_PATTERNS): Set to 5.
* tree-vect-loop.c (vect_determine_vectorization_factor): Handle
pattern def statement.
(vect_transform_loop): Likewise.
* tree-vect-patterns.c (vect_vect_recog_func_ptrs): Add new
function vect_recog_over_widening_pattern ().
(vect_operation_fits_smaller_type): New function.
(vect_recog_over_widening_pattern, vect_mark_pattern_stmts):
Likewise.
(vect_pattern_recog_1): Move the code that marks pattern
statements to vect_mark_pattern_stmts (), and call it. Update
documentation.
* tree-vect-stmts.c (vect_supportable_shift): New function.
(vect_analyze_stmt): Handle pattern def statement.
(new_stmt_vec_info): Initialize pattern def statement.
gcc/testsuite/
* gcc.dg/vect/vect-over-widen-1.c: New test.
* gcc.dg/vect/vect-over-widen-2.c: New test.
* gcc.dg/vect/vect-over-widen-3.c: New test.
* gcc.dg/vect/vect-over-widen-4.c: New test.
2011-08-09 Ira Rosen <email address hidden>
gcc/
PR tree-optimization/50014
* tree-vect-loop.c (vectorizable_reduction): Get def type before
calling vect_get_vec_def_for_stmt_copy ().
gcc/testsuite/
PR tree-optimization/50014
* gcc.dg/vect/pr50014.c: New test.
2011-08-11 Ira Rosen <email address hidden>
gcc/
PR tree-optimization/50039
* tree-vect-patterns.c (vect_operation_fits_smaller_type): Check
that DEF_STMT has a stmt_vec_info.
gcc/testsuite/
PR tree-optimization/50039
* gcc.dg/vect/vect.exp: Run no-tree-fre-* tests with -fno-tree-fre.
* gcc.dg/vect/no-tree-fre-pr50039.c: New test.
2011-09-04 Jakub Jelinek <email address hidden>
Ira Rosen <email address hidden>
gcc/
PR tree-optimization/50208
* tree-vect-patterns.c (vect_handle_widen_mult_by_const): Add an
argument. Check that def_stmt is inside the loop.
(vect_recog_widen_mult_pattern): Update calls to
vect_handle_widen_mult_by_cons.
(vect_operation_fits_smaller_type): Check that def_stmt is
inside the loop.
gcc/testsuite/
PR tree-optimization/50208
* gcc.dg/vect/no-fre-pre-pr50208.c: New test.
* gcc.dg/vect/vect.exp: Run no-fre-pre-*.c tests with
-fno-tree-fre -fno-tree-pre.
2011-09-05 Ramana Radhakrishnan <email address hidden>
Backport from mainline.
2011-08-26 Ramana Radhakrishnan <email address hidden>
* config/arm/cortex-a9.md ("cortex_a9_mult_long"): New.
("cortex_a9_multiply_long"): New and use above. Handle all
long multiply cases.
("cortex_a9_multiply"): Handle smmul and smmulr.
("cortex_a9_mac"): Handle smmla.
2011-09-05 Ramana Radhakrishnan <email address hidden>
gcc/
2011-08-12 Ramana Radhakrishnan <email address hidden>
PR target/48328
* config/arm/arm.h (CASE_VECTOR_SHORTEN_MODE): Fix distance
for tbh instructions.
2011-08-26 Richard Sandiford <email address hidden>
gcc/
Backport from mainline:
2011-08-26 Richard Sandiford <email address hidden>
* df-problems.c (df_note_bb_compute): Pass uses rather than defs
to df_set_dead_notes_for_mw.
2011-08-25 Andrew Stubbs <email address hidden>
Backport from FSF mainline:
2011-08-19 Andrew Stubbs <email address hidden>
gcc/
* tree-ssa-math-opts.c (is_widening_mult_rhs_p): Handle constants
beyond conversions.
(convert_mult_to_widen): Convert constant inputs to the right type.
(convert_plusminus_to_widen): Don't automatically reject inputs that
are not an SSA_NAME.
Convert constant inputs to the right type.
gcc/testsuite/
* gcc.target/arm/wmul-11.c: New file.
* gcc.target/arm/wmul-12.c: New file.
* gcc.target/arm/wmul-13.c: New file.
2011-08-19 Andrew Stubbs <email address hidden>
gcc/
* tree-ssa-math-opts.c (convert_plusminus_to_widen): Convert add_rhs
to the correct type.
gcc/testsuite/
* gcc.target/arm/wmul-10.c: New file.
2011-08-19 Andrew Stubbs <email address hidden>
gcc/
* tree-ssa-math-opts.c (convert_mult_to_widen): Better handle
unsigned inputs of different modes.
(convert_plusminus_to_widen): Likewise.
gcc/testsuite/
* gcc.target/arm/wmul-9.c: New file.
* gcc.target/arm/wmul-bitfield-2.c: New file.
2011-08-19 Andrew Stubbs <email address hidden>
gcc/
* tree-ssa-math-opts.c (is_widening_mult_rhs_p): Add new argument
'type'.
Use 'type' from caller, not inferred from 'rhs'.
Don't reject non-conversion statements. Do return lhs in this case.
(is_widening_mult_p): Add new argument 'type'.
Use 'type' from caller, not inferred from 'stmt'.
Pass type to is_widening_mult_rhs_p.
(convert_mult_to_widen): Pass type to is_widening_mult_p.
(convert_plusminus_to_widen): Likewise.
gcc/testsuite/
* gcc.target/arm/wmul-8.c: New file.
2011-08-19 Andrew Stubbs <email address hidden>
gcc/
* tree-ssa-math-opts.c (is_widening_mult_p): Remove FIXME.
Ensure the the larger type is the first operand.
gcc/testsuite/
* gcc.target/arm/wmul-7.c: New file.
2011-08-19 Andrew Stubbs <email address hidden>
gcc/
* tree-ssa-math-opts.c (convert_mult_to_widen): Convert
unsupported unsigned multiplies to signed.
(convert_plusminus_to_widen): Likewise.
gcc/testsuite/
* gcc.target/arm/wmul-6.c: New file.
2011-08-19 Andrew Stubbs <email address hidden>
gcc/
* tree-ssa-math-opts.c (convert_plusminus_to_widen): Permit a single
conversion statement separating multiply-and-accumulate.
gcc/testsuite/
* gcc.target/arm/wmul-5.c: New file.
* gcc.target/arm/no-wmla-1.c: New file.
2011-08-19 Andrew Stubbs <email address hidden>
gcc/
* config/arm/arm.md (maddhidi4): Remove '*' from name.
* expr.c (expand_expr_real_2): Use find_widening_optab_handler.
* optabs.c (find_widening_optab_handler_and_mode): New function.
(expand_widen_pattern_expr): Use find_widening_optab_handler.
(expand_binop_directly): Likewise.
(expand_binop): Likewise.
* optabs.h (find_widening_optab_handler): New macro define.
(find_widening_optab_handler_and_mode): New prototype.
* tree-cfg.c (verify_gimple_assign_binary): Adjust WIDEN_MULT_EXPR
type precision rules.
(verify_gimple_assign_ternary): Likewise for WIDEN_MULT_PLUS_EXPR.
* tree-ssa-math-opts.c (build_and_insert_cast): New function.
(is_widening_mult_rhs_p): Allow widening by more than one mode.
Explicitly disallow mis-matched input types.
(convert_mult_to_widen): Use find_widening_optab_handler, and cast
input types to fit the new handler.
(convert_plusminus_to_widen): Likewise.
gcc/testsuite/
* gcc.target/arm/wmul-bitfield-1.c: New file.
2011-08-19 Andrew Stubbs <email address hidden>
gcc/
* expr.c (expand_expr_real_2): Use widening_optab_handler.
* genopinit.c (optabs): Use set_widening_optab_handler for $N.
(gen_insn): $N now means $a must be wider than $b, not consecutive.
* optabs.c (widened_mode): New function.
(expand_widen_pattern_expr): Use widening_optab_handler.
(expand_binop_directly): Likewise.
(expand_binop): Likewise.
* optabs.h (widening_optab_handlers): New struct.
(optab_d): New member, 'widening'.
(widening_optab_handler): New function.
(set_widening_optab_handler): New function.
* tree-ssa-math-opts.c (convert_mult_to_widen): Use
widening_optab_handler.
(convert_plusminus_to_widen): Likewise.
2011-08-24 Ramana Radhakrishnan <email address hidden>
LP:823548
gcc/
* config/arm/arm.c (arm_init_neon_builtins): Use
n_operands instead of n_generator_args.
2011-08-24 Ramana Radhakrishnan <email address hidden>
LP:823548
Backport from mainline
2011-04-18 Jie Zhang <email address hidden>
Richard Earnshaw <email address hidden>
* arm.c (neon_builtin_type_bits): Remove.
(typedef enum neon_builtin_mode): New.
(T_MAX): Don't define.
(typedef enum neon_builtin_datum): Remove bits, codes[],
num_vars and base_fcode. Add mode, code and fcode.
(VAR1, VAR2, VAR3, VAR4, VAR5, VAR6, VAR7, VAR8, VAR9
VAR10): Change accordingly.
(neon_builtin_data[]): Change accordingly
(arm_init_neon_builtins): Change accordingly.
(neon_builtin_compare): Remove.
(locate_neon_builtin_icode): Remove.
(arm_expand_neon_builtin): Change accordingly.
* arm.h (enum arm_builtins): Move to ...
* arm.c (enum arm_builtins): ... here; and rearrange builtin code.
* arm.c (arm_builtin_decl): Declare.
(TARGET_BUILTIN_DECL): Define.
(enum arm_builtins): Correct ARM_BUILTIN_MAX.
(arm_builtin_decls[]): New.
(arm_init_neon_builtins): Store builtin declarations in
arm_builtin_decls[].
(arm_init_tls_builtins): Likewise.
(arm_init_iwmmxt_builtins): Likewise. Refactor initialization code.
(arm_builtin_decl): New.
2011-08-18 Richard Sandiford <email address hidden>
gcc/
Backport from mainline:
2011-08-18 Richard Sandiford <email address hidden>
* config/arm/arm.c (arm_rtx_costs_1): Don't modify the costs of SET.
(arm_size_rtx_costs): Likewise.
2011-08-18 Richard Sandiford <email address hidden>
gcc/
Backport from mainline:
2011-08-12 Richard Sandiford <email address hidden>
* config/arm/arm.c (get_label_padding): New function.
(create_fix_barrier, arm_reorg): Use it.
