blob: eb03093257694cb37e86b537e8943d0642604ffd [file] [log] [blame]
2013-03-20 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
Backport from mainline:
2012-12-04 Ian Lance Taylor <>
* godump.c (find_dummy_types): Output a dummy type if we couldn't
output the real type.
2013-03-20 Jack Howarth <>
PR bootstrap/56258
* doc/generic.texi (POINTER_PLUS_EXPR): Use @item instead of @itemx.
(PLUS_EXPR): Likewise.
* doc/cppopts.texi (--help): Likewise.
* doc/invoke.texi (-fenable-@var{kind}-@var{pass}): Likewise.
(-fdump-rtl-cprop_hardreg): Likewise.
(-fdump-rtl-csa): Likewise.
(-fdump-rtl-dce): Likewise.
(-fdump-rtl-dbr): Likewise.
(-fdump-rtl-into_cfglayout): Likewise.
(-fdump-rtl-outof_cfglayout): Likewise.
2013-03-18 Richard Earnshaw <>
PR target/56470
* arm.c (shift_op): Validate RTL pattern on the fly.
(arm_print_operand, case 'S'): Don't use shift_operator to validate
the RTL.
2013-03-14 Seth LaForge <>
PR target/56351
Backport from mainline
2012-10-22 Julian Brown <>
* config/arm/arm.h (CANNOT_CHANGE_MODE_CLASS): Avoid subreg'ing
VFP D registers in big-endian mode.
2013-03-08 Joey Ye <>
Backport from mainline
2013-03-06 Joey Ye <>
PR lto/50293
* gcc.c (convert_white_space): New function.
(main): Handles white space in function name.
2013-03-06 Oleg Endo <>
Backport from mainline
2013-03-06 Oleg Endo <>
PR target/56529
* config/sh/sh.c (sh_option_override): Check for TARGET_DYNSHIFT
instead of TARGET_SH2 for call-table case. Do not set sh_div_strategy
* config.gcc (sh_multilibs): Add m2 and m2a to sh*-*-linux* multilib
* doc/invoke.texi (SH options): Use table for mdiv= option. Document
mdiv= call-div1, call-fp, call-table options.
2013-03-06 Sebastian Huber <>
* config.gcc (arm*-*-rtemself*): New.
(arm*-*-rtems*): Removed.
(arm*-*-eabi* | arm*-*-symbianelf* | arm*-*-rtemseabi*): Rename
"arm*-*-rtemseabi*" to "arm*-*-rtems*".
2013-03-01 Richard Biener <>
Backport from mainline
2012-12-12 Zdenek Dvorak <>
PR tree-optimization/55481
* tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Fall
back to general rewriting if we cannot leave an original biv
definition alone.
2013-03-01 Richard Biener <>
Backport from mainline
2012-04-10 Richard Guenther <>
PR middle-end/52888
* gimple-low.c (gimple_check_call_args): Properly account for
compatible aggregate types.
2013-02-26 Nick Clifton <>
PR target/56453
Import this patch from the mainline:
2012-08-17 Nick Clifton <>
* config/fr30/ (cbranchsi4): Remove mode from comparison.
(branch_true): Likewise.
(branch_false): Likewise.
2013-02-26 Jakub Jelinek <>
PR tree-optimization/56443
* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size): For
overaligned types, pass TYPE_UNSIGNED (scalar_type) as second argument
to type_for_mode langhook.
2013-02-21 Jakub Jelinek <>
PR bootstrap/56258
* doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
instead of @itemx.
2013-02-19 Jakub Jelinek <>
Backported from mainline
2013-02-19 Jakub Jelinek <>
PR tree-optimization/56350
* tree-vect-loop.c (vectorizable_reduction): If orig_stmt, return false
if haven't found reduction or nested cycle operand, rather than
asserting we must find it.
PR tree-optimization/56381
* tree-ssa-pre.c (create_expression_by_pieces): Fix up last argument
to fold_build3.
2013-02-08 Jakub Jelinek <>
PR tree-optimization/56250
* fold-const.c (extract_muldiv_1) <case NEGATE_EXPR>: Don't optimize
if type is unsigned and code isn't MULT_EXPR.
2013-02-06 Jakub Jelinek <>
PR middle-end/56217
* omp-low.c (use_pointer_for_field): Return false if
lower_send_shared_vars doesn't generate any copy-out code.
2012-11-27 Jakub Jelinek <>
PR tree-optimization/55110
* tree-vect-loop.c (vectorizable_reduction): Don't assert
that STMT_VINFO_RELATED_STMT of orig_stmt is stmt.
2013-02-18 Richard Biener <>
2013-02-04 Richard Biener <>
Backport from mainline
2012-07-04 Richard Guenther <>
PR tree-optimization/53844
* tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
the loop virtual PHI.
2013-02-13 David S. Miller <>
* expmed.c (expand_shift_1): Only strip scalar integer subregs.
2013-02-11 Uros Bizjak <>
Backport from mainline
2013-02-11 Uros Bizjak <>
PR rtl-optimization/56275
* simplify-rtx.c (avoid_constant_pool_reference): Check that
offset is non-negative and less than cmode size before
calling simplify_subreg.
2013-02-09 Uros Bizjak <>
Backport from mainline
2013-02-08 Uros Bizjak <>
* config/i386/ (FMAMODEM): New mode iterator.
(fma<mode>4, fms<mode>4, fnma<mode>4, fnms<mode>4): Use FMAMODEM
mode iterator. Do not use TARGET_SSE_MATH in insn constraint.
2013-02-08 Uros Bizjak <>
* config/i386/gnu-user.h (TARGET_CAN_SPLIT_STACK): Define only
* config/i386/gnu-user64.h (TARGET_CAN_SPLIT_STACK): Ditto.
2013-02-08 Michael Meissner <>
Backport from mainline
2013-02-08 Michael Meissner <>
PR target/56043
* config/rs6000/rs6000.c (rs6000_builtin_vectorized_libmass):
If there is no implicit builtin declaration, just return NULL.
2013-02-08 David Edelsohn <>
Michael Meissner <>
Backport from mainline
* config/rs6000/rs6000.c (rs6000_option_override_internal): Clear
MASK_VSX from set_masks if OS_MISSING_ALTIVEC.
2013-02-07 David S. Miller <>
* dwarf2out.c (based_loc_descr): Perform leaf register remapping
on 'reg'.
* var-tracking.c (vt_add_function_parameter): Test the presence of
HAVE_window_save properly and do not remap argument registers when
we have a leaf function.
2013-02-07 Uros Bizjak <>
Backport from mainline
2013-02-07 Uros Bizjak <>
PR bootstrap/56227
* ggc-page.c (ggc_print_statistics): Use HOST_LONG_LONG_FORMAT
instead of "ll".
* config/i386/i386.c (ix86_print_operand): Ditto.
2013-02-07 Alan Modra <>
PR target/53040
* config/rs6000/rs6000.c (rs6000_savres_strategy): When using
static chain, set REST_INLINE_FPRS too.
2013-02-06 David Edelsohn <>
Backport from mainline
2013-01-25 Michael Haubenwallner <>
* (gcc_cv_ld_static_dynamic): Define for AIX native ld.
* configure: Regenerate.
2013-02-05 David Edelsohn <>
Backport from mainline
2013-02-03 David Edelsohn <>
Andrew Dixie <>
* collect2.c (GCC_CHECK_HDR): Do not scan objects with F_LOADONLY
flag set.
2013-02-05 Richard Biener <>
Backport from mainline
2012-12-10 Richard Biener <>
PR tree-optimization/55107
* tree-ssa-pre.c (struct pre_stats): Remove constified field.
(bitmap_set_replace_value): Add gcc_unreachable.
(do_regular_insertion): Re-write all_same handling. Insert
an assignment instead of a PHI in this case.
(execute_pre): Do not record constified events.
2013-02-05 Richard Biener <>
PR tree-optimization/54767
* tree-vrp.c (vrp_visit_phi_node): For PHI arguments coming via
backedges drop all symbolical range information.
(execute_vrp): Compute backedges.
2013-02-04 Richard Biener <>
Backport from mainline
2012-01-11 Richard Guenther <>
PR tree-optimization/44061
* tree-vrp.c (extract_range_basic): Compute zero as
value-range for __builtin_constant_p of function parameters.
2013-01-08 Jakub Jelinek <>
PR middle-end/55890
* tree-ssa-ccp.c (evaluate_stmt): Use gimple_call_builtin_class_p.
2013-02-04 Richard Biener <>
Backport from mainline
2012-07-04 Richard Guenther <>
PR tree-optimization/53844
* tree-ssa-dse.c (dse_possible_dead_store_p): Properly handle
the loop virtual PHI.
2012-12-13 Richard Biener <>
PR lto/55660
* tree-streamer.c (record_common_node): Check that we are not
recursively pre-loading nodes we want to skip. Handle
char_type_node appearing as part of va_list_type_node.
2013-02-04 Richard Biener <>
PR middle-end/55890
* gimple.h (gimple_call_builtin_class_p): New function.
* gimple.c (validate_call): New function.
(gimple_call_builtin_class_p): Likewise.
* tree-ssa-structalias.c (find_func_aliases_for_builtin_call):
Use gimple_call_builtin_class_p.
(find_func_clobbers): Likewise.
* tree-ssa-strlen.c (adjust_last_stmt): Likewise.
(strlen_optimize_stmt): Likewise.
2013-02-01 Jakub Jelinek <>
Backported from mainline
2013-01-28 Jakub Jelinek <>
PR tree-optimization/56125
* tree-ssa-math-opts.c (gimple_expand_builtin_pow): Don't optimize
pow(x,c) into sqrt(x) * powi(x, n/2) or
1.0 / (sqrt(x) * powi(x, abs(n/2))) if c is an integer or when
optimizing for size.
Don't optimize pow(x,c) into powi(x, n/3) * powi(cbrt(x), n%3) or
1.0 / (powi(x, abs(n)/3) * powi(cbrt(x), abs(n)%3)) if 2c is an
2013-01-25 Jakub Jelinek <>
PR tree-optimization/56098
* tree-ssa-phiopt.c (nt_init_block): Don't call add_or_mark_expr
for stmts with volatile ops.
(cond_store_replacement): Don't optimize if assign has volatile ops.
(cond_if_else_store_replacement_1): Don't optimize if either
then_assign or else_assign have volatile ops.
2013-01-23 Jakub Jelinek <>
PR target/49069
* config/arm/ (cbranchdi4, cstoredi4): Use s_register_operand
instead of cmpdi_operand for first comparison operand.
Don't assert that comparison operands aren't both constants.
2013-01-21 Jakub Jelinek <>
PR tree-optimization/56051
* fold-const.c (fold_binary_loc): Don't fold
X < (cast) (1 << Y) into (X >> Y) != 0 if cast is either
a narrowing conversion, or widening conversion from signed
to unsigned.
2013-01-18 Jakub Jelinek <>
PR middle-end/56015
* expr.c (expand_expr_real_2) <case COMPLEX_EXPR>: Handle
the case where writing real complex part of target modifies
2013-01-15 Jakub Jelinek <>
PR target/55940
* function.c (thread_prologue_and_epilogue_insns): Always
add crtl->drap_reg to set_up_by_prologue.set, even if
stack_realign_drap is false.
2013-01-10 Jakub Jelinek <>
PR tree-optimization/55921
* tree-complex.c (expand_complex_asm): New function.
(expand_complex_operations_1): Call it for GIMPLE_ASM.
2013-01-03 Jakub Jelinek <>
PR rtl-optimization/55838
* loop-iv.c (iv_number_of_iterations): Call lowpart_subreg on
iv0.step, iv1.step and step.
2012-11-23 Jakub Jelinek <>
PR c++/54046
* (gimple-low.o): Depend on langhooks.h.
* gimple-low.c: Include langhooks.c.
(block_may_fallthru): Handle TARGET_EXPR and ERROR_MARK,
by default call lang_hooks.block_may_fallthru.
* langhooks.h (struct lang_hooks): Add block_may_fallthru
* langhooks-def.h (LANG_HOOKS_BLOCK_MAY_FALLTHRU): Define.
2012-11-20 Jakub Jelinek <>
PR middle-end/55094
* builtins.c (expand_builtin_trap): Add REG_ARGS_SIZE note
on the trap insn for !ACCUMULATE_OUTGOING_ARGS.
* cfgcleanup.c (outgoing_edges_match): Don't look at debug insns
on the first old_insns_match_p call. For !ACCUMULATE_OUTGOING_ARGS
fail if the last real insn doesn't have REG_ARGS_SIZE note.
2012-11-17 Jakub Jelinek <>
PR tree-optimization/55236
* fold-const.c (make_range_step) <case NEGATE_EXPR>: For -fwrapv
and signed ARG0_TYPE, force low and high to be non-NULL.
2012-11-13 Jakub Jelinek <>
PR rtl-optimization/54127
* cfgrtl.c (force_nonfallthru_and_redirect): When redirecting
asm goto labels from BB_HEAD (e->dest) to target bb, decrement
LABEL_NUSES of BB_HEAD (e->dest) and increment LABEL_NUSES of
BB_HEAD (target) appropriately and adjust JUMP_LABEL and/or
2013-02-01 Eric Botcazou <>
* fold-const.c (make_range_step) <TRUTH_NOT_EXPR>: Bail out if the
range isn't testing for zero.
2013-01-29 Richard Biener <>
PR tree-optimization/56113
* tree-ssa-structalias.c (equiv_class_lookup): Also return
the bitmap leader.
(label_visit): Free duplicate bitmaps and record the leader instead.
(perform_var_substitution): Adjust.
2013-01-28 Serowk <>
PR target/35294
* config/arm/arm.c (arm_expand_binop_builtin): Add new parameter.
Fix mode checks to allow for the passing of constants in the
second parameter.
(arm_expand_builtin): Adjust calls to arm_expand_binop_builtin.
Add entries in the switch statement for builtin iwmmxt vector
shift and rotate builtins.
2013-01-27 Uros Bizjak <>
Backport from mainline
2013-01-27 Uros Bizjak <>
PR target/56114
* config/i386/ (*movabs<mode>_1): Add square brackets around
operand 0 in movabs insn template for -masm=intel asm alternative.
(*movabs<mode>_2): Ditto for operand 1.
2013-01-27 Uros Bizjak <>
Backport from mainline
2013-01-22 Uros Bizjak <>
PR target/56028
* config/i386/ (*movti_internal_rex64): Change (o,riF)
alternative to (o,r).
(*movdi_internal_rex64): Remove (!o,n) alternative.
(DImode immediate->memory splitter): Remove.
(DImode immediate->memory peephole2): Remove.
(movtf): Enable for TARGET_64BIT || TARGET_SSE.
(*movtf_internal_rex64): Rename from *movtf_internal. Change (!o,F*r)
alternative to (!o,*r).
(*movtf_internal_sse): New pattern.
(*movxf_internal_rex64): New pattern.
(*movxf_internal): Disable for TARGET_64BIT.
(*movdf_internal_rex64): Remove (!o,F) alternative.
2013-01-23 Uros Bizjak <>
* config/i386/ (*movdf_internal_rex64): Disparage alternatives
involving stack registers slightly.
2013-01-24 Uros Bizjak <>
* config/i386/ (Yf): New constraint.
* config/i386/ (*movdf_internal_rex64): Use Yf*f instead
of f constraint to conditionaly disable x87 register preferences.
(*movdf_internal): Ditto.
(*movsf_internal): Ditto.
2012-01-24 Uros Bizjak <>
* config/i386/ (*movti_internal_rex64): Add (o,e) alternative.
(*movtf_internal_rex64): Add (!o,C) alternative
(*movxf_internal_rex64): Ditto.
(*movdf_internal_rex64): Add (?r,C) and (?m,C) alternatives.
2013-01-25 Georg-Johann Lay <>
* doc/invoke.texi (AVR Built-in Macros): Document __XMEGA__.
2013-01-24 Martin Jambor <>
Backport from mainline
2013-01-04 Martin Jambor <>
PR tree-optimization/55755
* tree-sra.c (sra_modify_assign): Do not check that an access has no
children when trying to avoid producing a VIEW_CONVERT_EXPR.
2013-01-21 Uros Bizjak <>
Backport from mainline
2013-01-21 Uros Bizjak <>
* config/i386/ (enabled): Do not disable fma4 for TARGET_FMA.
2013-01-21 Uros Bizjak <>
PR rtl-optimization/56023
* haifa-sched.c (fix_inter_tick): Do not update ticks of instructions,
dependent on debug instruction.
2013-01-21 Martin Jambor <>
Backport from mainline
2013-01-17 Martin Jambor <>
PR tree-optimizations/55264
* cgraph.c (cgraph_create_virtual_clone): Mark clones as non-virtual.
* cgraph.h (cgraph_only_called_directly_p_or_aliased_p): Return false
for virtual functions.
* ipa-inline-transform.c (can_remove_node_now_p_1): Never return true
for virtual methods.
* ipa.c (cgraph_remove_unreachable_nodes): Never return true for
virtual methods before inlining is over.
2013-01-17 Uros Bizjak <>
Backport from mainline
2012-01-17 Uros Bizjak <>
PR target/55981
* config/i386/ (atomic_store<mode>): Generate SWImode
store through atomic_store<mode>_1.
(atomic_store<mode>_1): Macroize insn using SWI mode iterator.
2013-01-16 Richard Biener <>
PR middle-end/55882
* emit-rtl.c (set_mem_attributes_minus_bitpos): Correctly
account for bitpos when computing alignment.
2013-01-14 Georg-Johann Lay <>
Backport from 2013-01-14 trunk r195169.
PR target/55974
* config/avr/avr-c.c (avr_cpu_cpp_builtins): Define __FLASH
etc. to 1 and not to __flash.
Use LL suffix for __INT24_MAX__ with -mint8.
Use ULL suffix for __UINT24_MAX__ with -mint8.
2013-01-14 Matthias Klose <>
* doc/invoke.texi: Document -print-multiarch.
* doc/install.texi: Document --enable-multiarch.
* doc/fragments.texi: Document MULTILIB_OSDIRNAMES, MULTIARCH_DIRNAME.
* Add --enable-multiarch option.
Substitute with_cpu, with_float.
* configure: Regenerate.
* (s-mlib): Pass MULTIARCH_DIRNAME to genmultilib.
enable_multiarch, with_cpu, with_float: New macros.
if_multiarch: New macro, define in terms of enable_multiarch.
* genmultilib: Add new argument for the multiarch name.
* gcc.c (multiarch_dir): Define.
(for_each_path): Search for multiarch suffixes.
(driver_handle_option): Handle multiarch option.
(do_spec_1): Pass -imultiarch if defined.
(main): Print multiarch.
(set_multilib_dir): Separate multilib and multiarch names
from multilib_select.
(print_multilib_info): Ignore multiarch names in multilib_select.
* incpath.c (add_standard_paths): Search the multiarch include dirs.
* cppdefault.h (default_include): Document multiarch in multilib
include directory for multiarch directories.
* common.opt: New options --print-multiarch and -imultilib.
* config.gcc <i[34567]86-*-linux* | x86_64-*-linux*> (tmake_file):
Include i386/t-linux.
<i[34567]86-*-kfreebsd*-gnu | x86_64-*-kfreebsd*-gnu> (tmake_file):
Include i386/t-kfreebsd.
<i[34567]86-*-gnu*> (tmake_file): Include i386/t-gnu.
* config/i386/t-linux64: Add multiarch names in
* config/i386/t-gnu: New file.
* config/i386/t-kfreebsd: Likewise.
* config/i386/t-linux: Likewise.
* config/sparc/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
* config/sparc/t-linux: New file; define MULTIARCH_DIRNAME.
* config.gcc <sparc-*-linux*> (tmake_file): Include sparc/t-linux
for 32bit non-biarch configurations.
* config/pa/t-linux: New file; define MULTIARCH_DIRNAME.
* config.gcc <hppa*64*-*-linux*, hppa*-*-linux*> (tmake_file):
Include pa/t-linux.
* config/mips/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
* config/arm/t-linux-eabi: Define MULTIARCH_DIRNAME for linux target.
* config/rs6000/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
* config/rs6000/t-linux: New file; define MULTIARCH_DIRNAME.
* config/rs6000/t-fprules (SOFT_FLOAT_CPUS): New macro. Add e300c2
to the list.
* config.gcc <powerpc-*-linux* | powerpc64-*-linux*> (tmake_file):
Include rs6000/t-linux for 32bit non-biarch configurations.
* config/s390/t-linux64: Add multiarch names in MULTILIB_OSDIRNAMES.
* config/m68k/t-linux: Define MULTIARCH_DIRNAME.
* config/ia64/t-linux: New file; define MULTIARCH_DIRNAME.
* config.gcc <ia64*-*-linux*> (tmake_file): Include ia64/t-linux.
* config/alpha/t-linux: New file; define MULTIARCH_DIRNAME.
* config.gcc <alpha*-*-linux*> (tmake_file): Include alpha/t-linux.
2013-01-14 Eric Botcazou <>
* tree-vectorizer.h (vect_get_single_scalar_iteraion_cost): Fix typo.
* tree-vect-loop.c (vect_get_single_scalar_iteraion_cost): Likewise.
(vect_estimate_min_profitable_iter): Adjust to above fix.
* tree-vect-data-refs.c (vect_peeling_hash_get_lowest_cost): Likewise.
2013-01-11 Michael Meissner <>
Backport from mainline
2013-01-11 Michael Meissner <>
* doc/extend.texi (X86 Built-in Functions): Add whitespace in
__builtin_ia32_paddb256 and __builtin_ia32_pavgb256
documentation. Add missing '__' in front of
2013-01-09 Uros Bizjak <>
Backport from mainline
2013-01-09 Uros Bizjak <>
* config/i386/ (*vec_interleave_highv2df): Change mode
attribute of movddup insn to DF.
(*vec_interleave_lowv2df): Ditto.
(vec_dupv2df): Ditto.
2013-01-07 Georg-Johann Lay <>
Backport from 2013-01-07 trunk r194991, r194992.
PR target/55897
* doc/extend.texi (AVR Named Address Spaces): __memx goes into now.
* config/avr/avr.h (ADDR_SPACE_COUNT): New enum.
(avr_addrspace_t): Add .section_name field.
* config/avr/avr.c (progmem_section): Use ADDR_SPACE_COUNT as
array size.
(avr_addrspace): Same. Initialize .section_name. Remove last
NULL entry. Put __memx into
(progmem_section_prefix): Remove.
(avr_asm_init_sections): No need to initialize progmem_section.
(avr_asm_named_section): Use avr_addrspace[].section_name to get
section name prefix.
(avr_asm_select_section): Ditto. And use get_unnamed_section to
retrieve the progmem section.
* avr-c.c (avr_cpu_cpp_builtins): Use ADDR_SPACE_COUNT as loop
boundary to run over avr_addrspace[].
(avr_register_target_pragmas): Ditto.
2013-01-07 Georg-Johann Lay <>
Backport from 2013-01-07 trunk r194978.
PR target/54461
* doc/install.texi (Cross-Compiler-Specific Options): Document
2013-01-07 Georg-Johann Lay <>
Backport from 2013-01-07 trunk r194968.
PR other/55243
* config/avr/t-avr: Don't automatically rebuild
(avr-mcus): New phony target to build them on request.
(s-avr-mlib): Remove.
* avr/avr-mcus.def: Adjust comments.
2013-01-07 Terry Guo <>
Backport from mainline
2012-12-19 Terry Guo <>
* config/arm/arm.c (thumb_find_work_register): Check argument
register number based on current PCS.
2013-01-06 Uros Bizjak <>
Backport from mainline
2013-01-03 Uros Bizjak <>
PR target/55712
* config/i386/i386-c.c (ix86_target_macros_internal): Depending on
selected code model, define __code_mode_small__, __code_model_medium__,
__code_model_large__, __code_model_32__ or __code_model_kernel__.
* config/i386/cpuid.h (__cpuid, __cpuid_count) [__i386__]: Prefix
xchg temporary register with %k. Declare temporary register as
early clobbered.
[__x86_64__]: For medium and large code models, preserve %rbx register.
2013-01-03 Richard Henderson <>
* config/i386/i386.c (ix86_expand_move): Always assign to op1
after eliminating TLS symbols.
2013-01-03 John David Anglin <>
PR target/53789
* config/pa/ (movsi): Revert previous change.
* config/pa/pa.c (pa_legitimate_constant_p): Reject all TLS symbol
2013-01-02 Rainer Emrich <>
PR bootstrap/55707
* graphite-dependences.c (hash_poly_ddr_p): Cast from pointer via
2013-01-02 Jason Merrill <>
PR c++/55804
* tree.c (build_array_type_1): Revert earlier change.
2012-12-25 John David Anglin <>
PR target/53789
* config/pa/ (movsi): Reject expansion of TLS symbol references
after reload starts.
2012-12-21 Martin Jambor <>
PR tree-optimization/55355
* tree-sra.c (type_internals_preclude_sra_p): Also check that
bit_position is small enough to fit a single HOST_WIDE_INT.
2012-12-21 Matthew Gretton-Dann <>
* config.gcc: Match arm*-*-uclinux*eabi* for EABI uCLinux.
2012-12-18 Matthew Gretton-Dann <>
Backport from mainline
2012-10-15 Matthias Klose <>
* config.gcc: Match arm*-*-linux-* for ARM Linux/GNU.
* doc/install.texi: Use arm-*-*linux-* instead of arm-*-*linux-gnueabi.
2012-12-16 Eric Botcazou <>
Tomash Brechko <>
PR target/55673
* config/sparc/sparc.c (sparc_emit_membar_for_model): Fix reversed
handling of before and after cases.
* config/sparc/ (atomic_store): Fix pasto.
2012-12-14 Yvan Roux <>
* optabs.c (expand_atomic_store): Elide redundant model test.
2012-12-13 Richard Henderson <>
PR middle-end/55492
* optabs.c (expand_atomic_load): Emit acquire barrier after the load.
2012-12-11 Eric Botcazou <>
PR target/54121
* config/sparc/ (tldo_stb_sp32): Fix pasto.
(tldo_stb_sp64): Likewise.
(tldo_sth_sp32): Likewise.
(tldo_sth_sp64): Likewise.
(tldo_stw_sp32): Likewise.
(tldo_stw_sp64): Likewise.
(tldo_stx_sp64): Likewise.
2012-12-10 Kai Tietz <>
PR target/53912
* print-tree.c (print_node): Cast from pointer via uintptr_t.
2012-12-07 Uros Bizjak <>
Backport from mainline
2012-12-06 Uros Bizjak <>
H.J. Lu <>
PR target/55597
* config/i386/i386.c (legitimize_tls_address): Zero-extend x to Pmode,
before using it as insn or call equivalent.
2012-12-06 Jason Merrill <>
PR c++/55032
* tree.c (build_array_type_1): Re-layout if we found it in the
hash table.
2012-12-05 John David Anglin <>
* config/pa/ Use "const_int 0" instead of match_test to simplify
opaque cond in all call insns.
2012-12-03 Eric Botcazou <>
* config/ia64/ia64.c (ia64_compute_frame_size): Allocate the scratch
area if the function allocates dynamic stack space.
(ia64_initial_elimination_offset): Adjust offsets to above change.
2012-12-03 Richard Biener <>
Backport from mainline
2012-09-24 Richard Guenther <>
PR tree-optimization/53663
* tree-ssa-sccvn.c (vn_reference_lookup_3): Conditional
native encode/interpret translation on VN_WALKREWRITE.
2012-12-03 Kai Tietz <>
PR target/53912
* ggc-common.c (POINTER_HASH): Cast from pointer via intptr_t.
PR target/53912
* tree-dump.c (dump_pointer): Print pointer via HOST_WIDE_INT_PRINT.
PR target/53912
* pointer-set.c (hash1): Cast from pointer via uintptr_t.
2012-12-01 John David Anglin <>
Backport from mainline:
2012-11-12 John David Anglin <>
PR target/55195
* config/pa/ (type): Add sibcall and sh_func_adrs insn types.
(in_branch_delay): Don't allow sibcall or sh_func_adrs insns.
(in_nullified_branch_delay): Likewise.
(in_call_delay): Likewise.
Define delay for sibcall insns. Adjust Z3 and Z4 insn reservations for
new types. Add opaque cond to mark all calls, sibcalls, dyncalls and
the $$sh_func_adrs call as variable. Update type of sibcalls and
$$sh_func_adrs call.
* config/pa/pa.c (pa_adjust_insn_length): Revise to return updated
length instead of adjustment. Handle negative and undefined call
adjustments for insn_default_length. Remove adjustment for millicode
insn with unfilled delay slot.
(pa_output_millicode_call): Update for revised millicode length.
* config/pa/pa.h (ADJUST_INSN_LENGTH): Revise to set LENGTH.
2012-11-29 Kai Tietz <>
PR target/55171
* prefix.c (lookup_key): Replace xmalloc/xrealloc
* i386.c (get_scratch_register_on_entry): Handle
(split_stack_prologue_scratch_regno): Likewise.
(ix86_static_chain): Likewise.
(x86_output_mi_thunk): Likewise.
2012-11-28 H.J. Lu <>
Backported from mainline
2012-11-27 H.J. Lu <>
Markus Trippelsdorf <>
PR lto/54795
* lto-opts.c (lto_write_options): Also handle
OPT_SPECIAL_unknown, OPT_SPECIAL_ignore and
PR lto/55474
* lto-wrapper.c (merge_and_complain): Handle
OPT_SPECIAL_unknown, OPT_SPECIAL_ignore,
OPT_SPECIAL_program_name and OPT_SPECIAL_input_file.
2012-11-27 Paolo Bonzini <>
PR rtl-optimization/55489
* gcse.c (compute_transp): Precompute a canonical version
of XEXP (x, 0), and pass it to canon_true_dependence.
2012-11-27 Richard Biener <>
PR middle-end/55331
* gimple-fold.c (gimplify_and_update_call_from_tree): Replace
stmt with a NOP instead of removing it.
2012-11-26 Richard Biener <>
Backport from mainline
2012-10-19 Richard Biener <>
PR tree-optimization/54976
* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
Robustify against odd inner_mode inputs.
2012-10-12 Richard Biener <>
PR tree-optimization/54894
* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
Handle over-aligned scalar types properly.
2012-10-02 Richard Guenther <>
PR middle-end/54735
* tree-ssa-pre.c (do_pre): Make sure to update virtual SSA form before
cleaning up the CFG.
2012-11-21 Michael Meissner <>
Backport from mainline
2012-11-20 Michael Meissner <>
* config/rs6000/ (movdf_hardfloat32): Add a comment
explaining the register ordering preferences.
2012-11-19 Michael Meissner <>
* config/rs6000/ (movdf_hardfloat32): Reorder move
constraints so that the traditional floating point loads, stores,
and moves are done first, then the VSX loads, stores, and moves,
and finally the GPR loads, stores, and moves so that reload
chooses FPRs over GPRs, and uses the traditional load/store
instructions which provide an offset.
(movdf_hardfloat64): Likewise.
2012-11-19 H.J. Lu <>
Backported from mainline
2012-11-13 Eric Botcazou <>
H.J. Lu <>
PR middle-end/55142
* config/i386/i386.c (legitimize_pic_address): Properly handle
(ix86_print_operand_address): Set code to 'k' when forcing
addr32 prefix. For x32, zero-extend negative displacement if
it < -16*1024*1024.
2012-11-12 Eric Botcazou <>
* common.opt (fvar-tracking-uninit): Document.
* toplev.c (process_options): Fix handling of flag_var_tracking_uninit.
* config/darwin.c (darwin_override_options): Likewise.
2012-11-11 Eric Botcazou <>
* config/sparc/sparc.h (AS_NIAGARA3_FLAG): Tweak.
* config/sparc/sol2.h (TARGET_CPU_niagara4 support): Fix pasto.
2012-11-09 Eric Botcazou <>
* doc/install.texi (sparc64-x-solaris2): Mention MPC as well.
2012-11-09 Eric Botcazou <>
* config/i386/i386.c (release_scratch_register_on_entry): Also adjust
sp_offset manually.
2012-11-07 Uros Bizjak <>
Backport from mainline
2012-11-06 Uros Bizjak <>
* config/i386/i386.c (ix86_init_machine_status): Do not
explicitly clear tls_descriptor_call_expanded_p again.
2012-11-06 Uros Bizjak <>
* config/i386/
(<avx_avx2>_maskstore<ssemodesuffix><avxsizesuffix>): Mark operand 0
as read and written by the instruction.
2012-11-06 Uros Bizjak <>
* config/i386/i386.c (TARGET_INSTANTIATE_DECLS): New define.
(ix86_instantiate_decls): New function.
(ix86_expand_builtin) <case IX86_BUILTIN_LDMXCSR>: Use SLOT_TEMP
stack slot instead of SLOT_VIRTUAL.
<case IX86_BUILTIN_STMXCSR>: Ditto.
(assign_386_stack_local): Do not assert when virtual slot is valid.
* config/i386/i386.h (enum ix86_stack_slot): Remove SLOT_VIRTUAL.
* config/i386/ (truncdfsf2): Do not use SLOT_VIRTUAL stack slot.
(truncxf<mode>2): Ditto.
(floatunssi<mode>2): Ditto.
(isinf<mode>2): Ditto.
* config/i386/ (atomic_load<mode>): Ditto.
(atomic_store<mode>): Ditto.
2012-11-07 Eric Botcazou <>
PR middle-end/55219
* fold-const.c (fold_binary_op_with_conditional_arg): Do not fold if
the argument is itself a conditional expression.
2012-11-05 H.J. Lu <>
* config/i386/i386.c (print_reg): Replace REX_INT_REG_P with
2012-11-05 Eric Botcazou <>
PR tree-optimization/54986
* gimple-fold.c (canonicalize_constructor_val): Strip again all no-op
conversions on entry but add them back on exit if needed.
2012-11-05 Richard Sandiford <>
PR target/55204
* config/i386/i386.c (ix86_address_subreg_operand): Remove stack
pointer check.
(print_reg): Use true_regnum rather than REGNO.
(ix86_print_operand_address): Remove SUBREG handling.
2012-11-05 Jakub Jelinek <>
Backported from mainline
2012-10-24 Jakub Jelinek <>
PR debug/54828
* gimple.h (is_gimple_sizepos): New inline function.
* gimplify.c (gimplify_one_sizepos): Use it. Remove useless
final assignment to expr variable.
* tree.c (RETURN_TRUE_IF_VAR): Return true also if
!TYPE_SIZES_GIMPLIFIED (type) and _t is going to be gimplified
into a local temporary.
2012-10-10 Jakub Jelinek <>
PR tree-optimization/54877
* tree-vect-loop.c (vect_is_simple_reduction_1): For MINUS_EXPR
use make_ssa_name instead of copy_ssa_name.
2012-11-03 Peter Bergner <>
Backport from mainline
2012-10-31 Jakub Jelinek <>
PR tree-optimization/53708
* tree-vect-data-refs.c (vect_can_force_dr_alignment_p): Preserve
user-supplied alignment when used with an explicit section name.
2012-11-02 Jeff Law <>
PR tree-optimization/54985
* tree-ssa-threadedge.c (cond_arg_set_in_bb): New function extracted
from thread_across_edge.
(thread_across_edge): Use it in all cases where we might thread
across a back edge.
2012-10-31 Eric Botcazou <>
* config/i386/i386.c (ix86_expand_prologue): Emit frame info for the
special register pushes before frame probing and allocation.
2012-10-31 Ralf Corsépius <>,
Joel Sherrill <>
* config/sparc/t-rtems: New (Custom multilibs).
* config/sparc/t-rtems-64: New (Custom multilibs).
* config.gcc (sparc64-*-rtems*): Add sparc/t-rtems-64.
(sparc-*-rtems*): Add sparc/t-rtems.
2012-10-30 Eric Botcazou <>
* cse.c (hash_rtx_cb): Replace RTX_UNCHANGING_P with MEM_READONLY_P in
head comment.
(hash_rtx): Likewise.
2012-10-29 Terry Guo <>
Backport from mainline
2012-10-11 Terry Guo <>
* config/arm/arm.c (arm_arch6m): New variable to denote armv6-m
* config/arm/arm.h (TARGET_HAVE_DMB): The armv6-m also has DMB
2012-10-26 Gunther Nikl <>
* common/config/m68k/m68k-common.c (m68k_handle_option): Set
gcc_options fields of opts_set for -m68020-40 and -m68020-60.
2012-10-26 Ralf Corsépius <>
* config/avr/t-rtems: Revert previous commit.
2012-10-26 Terry Guo <>
Backport from mainline
2012-10-23 Terry Guo <>
PR target/55019
* config/arm/arm.c (thumb1_expand_prologue): Don't push high regs with
live argument regs.
2012-10-26 Ralf Corsépius <>
* config/avr/rtems.h (TARGET_OS_CPP_BUILTINS): Remove
* config/avr/t-rtems (LIB1ASMFUNCS): Filter out _exit.
2012-10-25 Ralf Corsépius <>
* config.gcc (microblaze*-*-rtems*): New target.
* config/microblaze/rtems.h: New.
* config/microblaze/t-rtems: New.
2012-10-25 Richard Biener <>
PR tree-optimization/54902
* tree-ssa-pre.c (fini_pre): Return TODO.
(execute_pre): Adjust.
* tree-ssa-tailmerge.c (tail_merge_optimize): Delete unreachable
blocks before computing dominators.
2012-10-24 Uros Bizjak <>
Backport from mainline
2012-10-22 Uros Bizjak <>
* config/i386/i386.c (memory_address_length): Assert that non-null
base or index RTXes are registers. Do not check for REG RTXes.
Determine addr32 prefix using SImode_address_operand or
from original base and index RTXes. Simplify code.
2012-10-21 Uros Bizjak <>
* config/i386/i386-protos.h (memory_address_length): Add new bool
argument. Update all uses.
* config/i386/i386.c (memory_address_length): If not LEA insn, then
add length of addr32 prefix based on mode of base or index register.
(ix86_attr_length_address_default) <TYPE_LEA>: Do not handle SImode
addresses here. Update call to memory_address_length.
(ix86_print_address_operand): Use SImode_address_operand predicate.
* config/i386/ (SImode_address_operand): New.
* config/i386/ (lea<mode>): Use SImode_address_operand
to calculate "mode" attribute. Use SImode_address_operand predicate
instead of open-coding accepted RTX codes.
2012-10-22 Georg-Johann Lay <>
Backport from 2012-10-22 trunk r192685.
* doc/invoke.texi (AVR Options): Document __AVR_ARCH__.
Note __AVR_<device>__ is not defined for cores.
Don't point to --help=target.
Order --mcu= documentation according to trunk:/gcc/doc/avr-mmcu.texi.
2012-10-19 Marek Polacek <>
Backported from mainline
2012-10-19 Marek Polacek <>
PR middle-end/54945
* fold-const.c (fold_sign_changed_comparison): Punt if folding
pointer/non-pointer comparison.
2012-10-19 Zhenqiang Chen <>
Backported from mainline
2012-10-19 Zhenqiang Chen <>
PR target/54892
* config/arm/arm.c (arm_expand_compare_and_swap): Use SImode to make
sure the mode is correct when falling through from above cases.
2012-10-19 Alan Modra <>
* (HAVE_LD_NO_DOT_SYMS): Set if using gold.
(HAVE_LD_LARGE_TOC): Likewise.
* configure: Regenerate.
2012-10-19 Alan Modra <>
* config/rs6000/ (splat_input_operand): Don't call
input_operand for MEMs. Instead check for volatile and call
memory_address_addr_space_p with modified mode.
2012-10-17 Matthew Gretton-Dann <>
Backported from mainline
2012-07-23 Ulrich Weigand <>
* config/arm/arm.c (arm_reorg): Ensure all insns are split.
2012-10-16 Eric Botcazou <>
PR rtl-optimization/54870
* tree.h (TREE_ADDRESSABLE): Document special usage on SSA_NAME.
* cfgexpand.c (update_alias_info_with_stack_vars ): Set it on the
SSA_NAME pointer that points to a partition if there is at least
one variable with it set in the partition.
* dse.c (local_variable_can_escape): New predicate.
(can_escape): Call it.
* gimplify.c (mark_addressable): If this is a partitioned decl, also
mark the SSA_NAME pointer that points to a partition.
2012-10-16 Andrey Belevantsev <>
Backport from mainline
2012-08-09 Andrey Belevantsev <>
PR rtl-optimization/53701
* sel-sched.c (vinsn_vec_has_expr_p): Clarify function comment.
rocess not only expr's vinsns but all old vinsns from expr's
istory of changes.
2012-10-16 Andrey Belevantsev <>
Backport from mainline
2012-07-31 Andrey Belevantsev <>
PR target/53975
* sel-sched-ir.c (has_dependence_note_reg_use): Clarify comment.
2011-08-04 Sergey Grechanik <>
* sel-sched-ir.c (has_dependence_note_reg_use): Call ds_full_merge
only if producer writes to the register given by regno.
2012-09-15 Uros Bizjak <>
Backport from mainline
2012-10-15 Uros Bizjak <>
* config/i386/ (UNSPEC_MOVU): Remove.
(<sse>_movu<ssemodesuffix><avxsizesuffix>): Split to ...
(<sse>_loadu<ssemodesuffix><avxsizesuffix>): ... this and ...
(<sse>_storeu<ssemodesuffix><avxsizesuffix>) ... this.
(<sse2>_movdqu<avxsizesuffix>): Split to ...
(<sse2>_loaddqu<avxsizesuffix>): ... this and ...
(<sse2>_storedqu<avxsizesuffix>): ... this.
(*sse4_2_pcmpestr_unaligned): Update.
(*sse4_2_pcmpistr_unaligned): Ditto.
* config/i386/i386.c (ix86_avx256_split_vector_move_misalign): Use
gen_avx_load{dqu,ups,upd}256 to load from unaligned memory and
gen_avx_store{dqu,ups,upd}256 to store to unaligned memory.
(ix86_expand_vector_move_misalign): Use gen_sse_loadups or
gen_sse2_load{dqu,upd} to load from unaligned memory and
gen_sse_loadups or gen_sse2_store{dqu,upd}256 to store to
unaligned memory.
(struct builtin_description bdesc_spec) <IX86_BUILTIN_LOADUPS>:
Use CODE_FOR_sse_loadups.
<IX86_BUILTIN_LOADUPD>: Use CODE_FOR_sse2_loadupd.
<IX86_BUILTIN_LOADDQU>: Use CODE_FOR_sse2_loaddqu.
<IX86_BUILTIN_STOREUPS>: Use CODE_FOR_sse_storeups.
<IX86_BUILTIN_STOREUPD>: Use CODE_FOR_sse2_storeupd.
<IX86_BUILTIN_STOREDQU>: Use CODE_FOR_sse2_storedqu.
<IX86_BUILTIN_LOADUPS256>: Use CODE_FOR_avx_loadups256.
<IX86_BUILTIN_LOADUPD256>: Use CODE_FOR_avx_loadupd256.
<IX86_BUILTIN_LOADDQU256>: Use CODE_FOR_avx_loaddqu256.
<IX86_BUILTIN_STOREUPS256>: Use CODE_FOR_avx_storeups256.
<IX86_BUILTIN_STOREUPD256>: Use CODE_FOR_avx_storeupd256.
<IX86_BUILTIN_STOREDQU256>: Use CODE_FOR_avx_storedqu256.
2012-10-15 Steven Bosscher <>
Backport from trunk (r190222):
PR tree-optimization/54146
* ifcvt.c: Include pointer-set.h.
(cond_move_process_if_block): Change type of then_regs and
else_regs from alloca'd array to pointer_sets.
(check_cond_move_block): Update for this change.
(cond_move_convert_if_block): Likewise.
* Fix dependencies for ifcvt.o.
2012-10-15 Richard Guenther <>
PR tree-optimization/54920
* tree-ssa-pre.c (create_expression_by_pieces): Properly
allocate temporary storage for all NARY elements.
2012-10-08 Georg-Johann Lay <>
PR target/54854
* doc/invoke.texi (AVR Options): Deprecate -mshort-calls.
2012-10-05 Mark Kettenis <>
* config.gcc (*-*-openbsd4.[3-9]|*-*-openbsd[5-9]*): Set
default_use_cxa_atexit to yes.
2012-10-05 John David Anglin <>
* config/pa/ Adjust unamed HImode add insn pattern.
2012-10-05 Jan Hubicka <>
Jakub Jelinek <>
PR tree-optimization/33763
* tree-inline.c (expand_call_inline): Silently ignore always_inline
attribute for redefined extern inline functions.
2012-10-03 H.J. Lu <>
Backported from mainline
2012-10-03 Andrew W. Nosenko <>
* config/i386/driver-i386.c (host_detect_local_cpu): Fix logic
in SSE and YMM state support check for -march=native.
2012-10-03 Alexandre Oliva <>
PR debug/53135
* dwarf2out.c (value_format): Use block4 for dw_val_class_loc
when needed.
2012-10-02 H.J. Lu <>
Backported from mainline
2012-10-02 H.J. Lu <>
PR target/54785
* doc/invoke.texi: Document -mprefer-avx128.
2012-10-02 H.J. Lu <>
Backported from mainline
2012-10-02 H.J. Lu <>
PR target/54741
* config/i386/driver-i386.c (XCR_XFEATURE_ENABLED_MASK): New.
(XSTATE_FP): Likewise.
(XSTATE_SSE): Likewise.
(XSTATE_YMM): Likewise.
(host_detect_local_cpu): Disable AVX, AVX2, FMA, FMA4 and XOP if
SSE and YMM states aren't supported.
2012-10-01 Tom de Vries <>
* var-tracking.c (set_dv_changed): Add an 'inline' function specifier to
the prototype.
2012-10-01 Andreas Krebbel <>
PR target/54746
* config/s390/s390.c (s390_option_override): Add missing break.
2012-09-29 Andreas Tobler <>
Backport from mainline
2012-09-29 Andreas Tobler <>
* config.gcc: Replace 'host' with 'target' when configuring for
2012-09-28 Meador Inge <>
Backport from mainline
2012-09-27 Meador Inge <>
* gcc-ar.c (main): Handle the returning of the sub-process error
code correctly.
2012-09-28 Georg-Johann Lay <>
Backport from 2012-09-28 trunk r191821.
* config/avr/avr.c (avr_pgm_check_var_decl): Fix non-error diagnostic.
2012-09-27 Jakub Jelinek <>
PR target/54703
* simplify-rtx.c (simplify_binary_operation_1): Perform
(x - (x & y)) -> (x & ~y) optimization only for integral modes.
2012-09-24 Eric Botcazou <>
* tree-streamer-in.c (unpack_ts_type_common_value_fields): Stream in
* tree-streamer-out.c (pack_ts_type_common_value_fields): Stream out
2012-09-21 Richard Guenther <>
PR middle-end/54638
Backport from mainline
2012-04-19 Richard Guenther <>
* ira-int.h (ira_allocno_object_iter_cond): Avoid out-of-bound
array access.
2012-09-20 Joseph Myers <>
PR c/54552
* c-typeck.c (c_cast_expr): When casting to a type requiring
C_MAYBE_CONST_EXPR to be created, pass the inner expression to
c_fully_fold first.
2012-09-20 Joseph Myers <>
PR c/54103
* c-typeck.c (build_unary_op): Pass original argument of
TRUTH_NOT_EXPR to c_objc_common_truthvalue_conversion, then remove
any C_MAYBE_CONST_EXPR, if it has integer operands.
(build_binary_op): Pass original arguments of TRUTH_ANDIF_EXPR,
to c_objc_common_truthvalue_conversion, then remove any
C_MAYBE_CONST_EXPR, if they have integer operands. Use
c_objc_common_truthvalue_conversion not
(c_objc_common_truthvalue_conversion): Build NE_EXPR directly and
call note_integer_operands for arguments with integer operands
that are not integer constants.
2012-09-20 Jakub Jelinek <>
Backported from mainline
2012-09-17 Jakub Jelinek <>
PR tree-optimization/54563
* tree-ssa-math-opts.c (execute_cse_sincos): Call
gimple_purge_dead_eh_edges if last call has been changed.
2012-09-14 Jakub Jelinek <>
PR target/54564
* config/i386/ (fmai_vmfmadd_<mode>): Use (match_dup 1)
instead of (match_dup 0) as second argument to vec_merge.
(*fmai_fmadd_<mode>, *fmai_fmsub_<mode>): Likewise.
Remove third alternative.
(*fmai_fnmadd_<mode>, *fmai_fnmsub_<mode>): Likewise. Negate
operand 2 instead of operand 1, but put it as first argument
of fma.
* config/i386/fmaintrin.h (_mm_fnmadd_sd, _mm_fnmadd_ss,
_mm_fnmsub_sd, _mm_fnmsub_ss): Negate the second argument instead
of the first.
2012-09-20 Jakub Jelinek <>
* BASE-VER: Set to 4.7.3.
* DEV-PHASE: Set to prerelease.
2012-09-20 Release Manager
* GCC 4.7.2 released.
2012-09-15 Andi Kleen <>
Backport from mainline
2012-09-07 Andi Kleen <>
* gcc/lto-streamer.h (res_pair): Add.
(lto_file_decl_data): Replace resolutions with respairs.
Add max_index.
* gcc/lto/lto.c (lto_resolution_read): Remove max_index. Add rp.
Initialize respairs.
(lto_file_finalize): Set up resolutions vector lazily from respairs.
2012-09-14 Walter Lee <>
Backport from mainline.
2012-09-14 Walter Lee <>
* doc/invoke.texi (Option Summary): fix typesetting for -mcpu
option for TILEPro and TILE-Gx.
2012-09-13 Uros Bizjak <>
* config/i386/i386.h (x86_prefetchw): New global variable.
* config/i386/i386.c (PTA_PREFETCHW): Ditto.
(processor_alias_table): Add PTA_PREFETCHW to
bdver1, bdver2 and btver1.
(ix86_option_override_internal): Set x86_prefetchw for
* config/i386/ (prefetch): Expand to prefetchw
(*prefetch_3dnow_<mode>): Also enable for TARGET_PREFETCHW.
Backport from mainline
2012-08-13 Uros Bizjak <>
* config/i386/ (prefetch): Do not assert mode of operand 0.
(*prefetch_sse_<mode>): Do not set mode of address_operand predicate.
Rename to ...
(*prefetch_sse): ... this.
(*prefetch_3dnow_<mode>): Do not set mode of address_operand predicate.
Rename to ...
(*prefetch_3dnow): ... this.
2012-09-13 Jakub Jelinek <>
PR c/54559
* c-typeck.c (c_finish_return): Do convert to BOOLEAN_TYPE or
COMPLEX_TYPE with in_late_binary_op set temporarily to true.
2012-09-12 Teresa Johnson <>
Backport from mainline.
2012-09-12 Teresa Johnson <>
PR gcov-profile/54487
* (HOST_HAS_F_SETLKW): Set based on compile
test using F_SETLKW with fcntl.
* configure, Regenerate.
2012-09-12 Uros Bizjak <>
Backport from mainline
2012-09-12 Ganesh Gopalasubramanian <>
* config/i386/ : Comments on fma4 instruction selection
reflect requirement on register pressure based cost model.
* config/i386/driver-i386.c (host_detect_local_cpu): fma4
flag is set-reset as informed by the cpuid flag.
* config/i386/i386.c (processor_alias_table): fma4
flag is enabled for bdver2.
2012-09-12 Christian Bruel <>
* config/sh/newlib.h (NO_IMPLICIT_EXTERN_C): Define.
2012-09-12 Jakub Jelinek <>
* config.gcc: Obsolete picochip-*.
2012-09-11 Richard Guenther <>
PR debug/54534
* cgraph.h (varpool_can_remove_if_no_refs): Restore dependence
on flag_toplevel_reorder.
2012-09-10 Richard Henderson <>
* config/alpha/ (small_symbolic_operand): Disallow
large offsets.
2012-09-10 Georg-Johann Lay <>
Backport from 2012-09-10 mainline r191132.
PR target/54536
* config/avr/avr-mcus.def (at90usb1287): Set LIBRARY_NAME to "usb1287".
2012-09-10 Markus Trippelsdorf <>
PR middle-end/54515
* tree-sra.c (disqualify_base_of_expr): Check for possible
NULL_TREE returned by get_base_address()
2012-09-07 Richard Guenther <>
Backport from mainline
2012-06-26 Jan Hubicka <>
PR lto/53572
* cgraph.h (varpool_can_remove_if_no_refs): Fix handling of
used symbols.
2012-09-07 Richard Guenther <>
Backport from mainline
2012-07-13 Richard Guenther <>
PR tree-optimization/53922
* tree-vrp.c (value_inside_range): Change prototype to take
min/max instead of value-range.
(range_includes_zero_p): Likewise. Return the result from
(extract_range_from_binary_expr_1): Adjust to handle dont-know
return value from range_includes_zero_p.
(extract_range_from_unary_expr_1): Likewise.
(compare_range_with_value): Likewise.
(vrp_meet_1): Likewise.
2012-09-07 Richard Guenther <>
PR middle-end/53667
* tree-ssa-structalias.c (handle_rhs_call): Properly clobber
EAF_NOESCAPED arguments. Transitively close non-EAF_DIRECT
arguments separately.
2012-09-07 Jakub Jelinek <>
Backported from mainline
2012-09-06 Jakub Jelinek <>
PR rtl-optimization/54455
* sel-sched-ir.c (maybe_tidy_empty_bb): Give up if previous fallthru
bb ends up with asm goto referencing bb's label.
2012-09-07 Ramana Radhakrishnan <>
Backport from mainline.
2012-08-29 Ramana Radhakrishnan <>
Richard Earnshaw <>
PR target/54252
* config/arm/arm.c (neon_dereference_pointer): Adjust nelems by
element size. Use elem_type from the formal parameter. New parameter
(neon_expand_args): Adjust call to neon_dereference_pointer.
2012-09-06 Uros Bizjak <>
* config/i386/ (<sse4_1_avx2>_pblendvb): Use
reg_not_xmm0_operand_maybe_avx as operand 0 constraint.
2012-09-06 Uros Bizjak <>
Backport from mainline
2012-08-11 Uros Bizjak <>
* config/i386/ (isa): Add fma and fma4.
(enabled): Handle fma and fma4.
* config/i386/ (*fma_fmadd_<mode>): Merge *fma4_fmadd_<mode>.
(*fma_fmsub_<mode>): Merge *fma4_fmsub_<mode>.
(*fma_fnmadd_<mode>): Merge *fma4_fnmadd_<mode>.
(*fma_fnmsub_<mode>): Merge *fma4_fnmsub_<mode>.
(*fma_fmaddsub_<mode>): Merge *fma4_fmaddsub_<mode>.
(*fma_fmsubadd_<mode>): Merge *fma4_fmsubadd_<mode>.
2012-08-10 Uros Bizjak <>
* config/i386/ (*fma_fmadd_<mode>, *fma_fmsub_<mode>,
*fma_fnmadd_<mode>, *fma_fnmsub_<mode>, *fma_fmaddsub_<mode>,
*fma_fmsubadd_<mode>): Move FMA3 insn patterns before FMA4 patterns.
2012-09-06 Richard Guenther <>
PR tree-optimization/54498
* tree-ssa-alias.h (get_continuation_for_phi): Add flag to
abort when reaching an already visited region.
* tree-ssa-alias.c (maybe_skip_until): Likewise. And do it.
(get_continuation_for_phi_1): Likewise.
(walk_non_aliased_vuses): When we translated the reference,
abort when we re-visit a region.
* tree-ssa-pre.c (translate_vuse_through_block): Adjust.
2012-09-06 Andrew Pinski <>
PR tree-opt/54494
* tree-inline.c (remap_gimple_op_r): Copy TREE_SIDE_EFFECTS also.
2012-09-05 Jakub Jelinek <>
PR middle-end/54486
* builtins.c (fold_builtin_strspn, fold_builtin_strcspn): Use
build_int_cst with size_type_node instead of size_int.
2012-09-05 Georg-Johann Lay <>
Backport from 2012-09-05 mainline r190697.
PR target/54461
* config.gcc (tm_file,target=avr-*-*): Add avr/avrlibc.h if
configured --with-avrlibc.
(tm_defines,target=avr-*-*): Add WITH_AVRLIBC if configured
* config/avr/avrlibc.h: New file.
* config/avr/avr-c.c: Build-in define __WITH_AVRLIBC__ if
configured --with-avrlibc.
* doc/invoke.texi (AVR Built-in Macros): Document __WITH_AVRLIBC__
2012-09-05 Bin Cheng <>
Backport from 2012-09-04 mainline r190919
PR target/45070
* config/arm/arm.c (thumb1_extra_regs_pushed): Handle return value
of size less than 4 bytes by using macro ARM_NUM_INTS.
(thumb1_unexpanded_epilogue): Use macro ARM_NUM_INTS.
2012-09-04 Richard Henderson <>
* alias.c (read_dependence): Return true for ALIAS_SET_MEMORY_BARRIER.
2012-09-04 Georg-Johann Lay <>
Backport from 2012-09-04 mainline r190920
PR target/54476
* config/avr/avr.c (avr_expand_delay_cycles): Mask operand with SImode.
2012-09-04 Senthil Kumar Selvaraj <>
Backport from 2012-09-04 mainline r190914
PR target/54220
define to...
(avr_allocate_stack_slots_for_args): ...this new static function.
2012-09-03 H.J. Lu <>
Backported from mainline
2012-08-23 H.J. Lu <>
PR driver/54335
* doc/invoke.texi: Add -da and remove -dm.
2012-09-03 Jakub Jelinek <>
Backported from mainline
2012-09-01 Jakub Jelinek <>
PR target/54436
* config/i386/ (*mov<mode>_insv_1_rex64, *movsi_insv_1): If
operands[1] is CONST_INT_P, convert it to QImode before printing.
2012-08-31 Jakub Jelinek <>
PR c/54428
* c-convert.c (convert): Don't call fold_convert_loc if
TYPE_MAIN_VARIANT of a COMPLEX_TYPE is the same, unless e
is a COMPLEX_EXPR. Remove TYPE_MAIN_VARIANT check from
2012-08-24 Jakub Jelinek <>
PR c/54363
* gimplify.c (optimize_compound_literals_in_ctor): Only recurse
if init is a CONSTRUCTOR.
2012-09-02 Eric Botcazou <>
PR rtl-optimization/54369
* config/mips/mips.c (mips_reorg): Invoke cleanup_barriers before
calling dbr_schedule.
* config/sparc/sparc.c (sparc_reorg): Likewise.
2012-08-31 Kirill Yukhin <>
Backport from mainline
2012-08-23 Yuri Rumyantsev <>
* config/i386/i386.c (ia32_multipass_dfa_lookahead) : Add
case for Atom processor.
2012-08-28 Uros Bizjak <>
Backport from mainline
2012-08-27 Uros Bizjak <>
PR target/46254
* config/i386/ (cmpxchg8b_pic_memory_operand): Return
true for TARGET_64BIT or !flag_pic.
* config/i386/ (*atomic_compare_and_swap_doubledi_pic): Remove.
(atomic_compare_and_swap_double<mode>): Change operand 2 predicate
to cmpxchg8b_pic_memory_operand. Use DWIH mode iterator.
Add insn constraint. Conditionally emit xchg asm insns.
(atomic_compare_and_swap<mode>): Update calls. Check only
cmpxchg8b_pic_memory_operand in memory address fixup.
(DCASMODE): Remove.
(doublemodesuffix): Update modes.
(regprefix): New mode attribute.
(unspecv) <UNSPECV_CMPXCHG_{1,2,3,4}>: Remove.
<UNSPECV_CMPXCHG>: New constant.
(atomic_compare_and_swap<mode>_1): Rename from
atomic_compare_and_swap_single<mode>. Update calls and
unspec_volatile constants.
(atomic_compare_and_swap<mode>_doubleword): Rename from
atomic_compare_and_swap_double<mode>. Update calls and
unspec_volatile constants.
2012-08-28 Walter Lee <>
Backport from mainline
2012-08-28 Walter Lee <>
* confg/tilegx/ Fix code style.
(*zero_extendsidi_truncdisi): Fix typo.
* config/tilegx/tilegx.c: Fix code style.
(tilegx_function_profiler): Fix typo.
2012-08-27 Walter Lee <>
Backport from mainline
2012-08-27 Walter Lee <>
* doc/md.texi (TILE-Gx): Fix typo.
2012-08-27 Walter Lee <>
Backport from mainline
2012-08-27 Walter Lee <>
* config/tilegx/tilegx.c (tilegx_function_profiler): Fix typo.
* config/tilepro/tilepro.c (tilepro_function_profiler): Ditto.
2012-08-27 Walter Lee <>
Backport from mainline
2012-08-27 Walter Lee <>
* config/tilegx/ (*bfins): Rename to insn_bfins.
(insn_bfins): Delete.
2012-08-27 Walter Lee <>
Backport from mainline
2012-08-27 Walter Lee <>
* config/tilegx/ (atomic_compare_and_swap_bare<mode>,
atomic_fetch_<fetchop_name>_bare<mode>): Set type to X1_remote.
* config/tilegx/ (X1_remote): New insn_reservation.
* config/tilegx/ (type): Add X1_remove.
(insn_cmpexch<four_if_si>, insn_exch<four_if_si>,
insn_fetchadd<four_if_si>, insn_fetchaddgez<four_if_si>,
insn_fetchand<four_if_si>, insn_fetchor<four_if_si>): Set type to
2012-08-25 Eric Botcazou <>
PR rtl-optimization/54088
* jump.c (delete_related_insns): Robustify latest change.
2012-08-21 Richard Guenther <>
Backport from mainline
2012-08-16 Richard Guenther <>
PR middle-end/54146
* tree-ssa-loop-niter.c (find_loop_niter_by_eval): Free the
exit vector.
* ipa-pure-const.c (analyze_function): Use FOR_EACH_LOOP_BREAK.
* cfgloop.h (FOR_EACH_LOOP_BREAK): Fix.
* tree-ssa-structalias.c (handle_lhs_call): Properly free rhsc.
* tree-ssa-loop-im.c (analyze_memory_references): Adjust.
(tree_ssa_lim_finalize): Free all mem_refs.
* tree-ssa-sccvn.c (extract_and_process_scc_for_name): Free
scc when bailing out.
* modulo-sched.c (sms_schedule): Use FOR_EACH_LOOP_BREAK.
* ira-build.c (loop_with_complex_edge_p): Free loop exit vector.
* graphite-sese-to-poly.c (scop_ivs_can_be_represented): Use
2012-08-17 Richard Guenther <>
* tree-sra.c (modify_function): Free redirect_callers vector.
* ipa-split.c (split_function): Free args_to_pass vector.
* tree-vect-stmts.c (vectorizable_operation): Do not pre-allocate
(new_stmt_vec_info): Do not pre-allocate STMT_VINFO_SAME_ALIGN_REFS.
* tree-vect-slp.c (vect_free_slp_instance): Free the instance.
(vect_analyze_slp_instance): Free everything.
(destroy_bb_vec_info): Free the SLP instances.
2012-08-17 Richard Guenther <>
* params.def (integer-share-limit): Decrease from 256 to 251,
add rationale.
2012-08-21 Richard Guenther <>
* tree-ssa-loop-im.c (tree_ssa_lim_finalize): Properly free
the affine expansion cache.
2012-08-20 Patrick Marlier <>
Backported from trunk
2012-08-20 Patrick Marlier <>
PR middle-end/53992
* omp-low.c (lower_omp_1): Handle GIMPLE_TRANSACTION.
2012-08-20 Ramana Radhakrishnan <>
Backport from mainline.
2012-08-15 Ramana Radhakrishnan <>
PR target/54212
* config/arm/ (vec_set<mode>_internal VD,VQ): Do not
mark as predicable. Adjust asm template.
(vec_setv2di_internal): Likewise.
(vec_extract<mode> VD, VQ): Likewise.
(vec_extractv2di): Likewise.
(neon_vget_lane<mode>_sext_internal VD, VQ): Likewise.
(neon_vset_lane<mode>_sext_internal VD, VQ): Likewise.
(neon_vdup_n<mode> VX, V32): Likewise.
(neon_vdup_nv2di): Likewise.
2012-08-17 Walter Lee <>
Backport from mainline
2012-08-17 Walter Lee <>
* config/tilegx/feedback.h (FEEDBACK_ENTER_EXPLICIT): Define.
* config/tilepro/feedback.h: (FEEDBACK_ENTER_EXPLICIT): Define.
2012-08-16 Walter Lee <>
Backport from mainline
2012-08-16 Walter Lee <>
* config.gcc (tilegx-*-linux*): Add feedback.h.
(tilepro-*-linux*): Likewise.
* config/tilegx/feedback.h: New file.
* config/tilepro/feedback.h: New file.
2012-08-08 Pavel Chupin <>
Backport from mainline r189840 and r187586:
2012-07-25 Sergey Melnikov <>
* config/i386/ (stack_protect_set): Disable the pattern
for Android since Android libc (bionic) does not provide random
value for stack protection guard at gs:0x14. Guard value
will be provided from external symbol (default implementation).
(stack_protect_set_<mode>): Likewise.
(stack_protect_test): Likewise.
(stack_protect_test_<mode>): Likewise.
* gcc/defaults.h: Define macro TARGET_HAS_BIONIC to 0 - target does
not have Bionic by default
* config/linux.h: Redefine macro TARGET_HAS_BIONIC to (OPTION_BIONIC)
Macro OPTION_BIONIC is defined in this file and provides Bionic
accessibility status
2012-05-16 Igor Zamyatin <>
* Stack protector enabling for Android targets.
* configure: Regenerate.
2012-08-13 Jakub Jelinek <>
Backported from trunk
2012-07-19 Jakub Jelinek <>
PR rtl-optimization/53942
* function.c (assign_parm_setup_reg): Avoid zero/sign extension
directly from likely spilled non-fixed hard registers, move them
to pseudo first.
2012-08-11 Uros Bizjak <>
* config/i386/ (xop_phaddbq): Fix vec_select selectors.
(xop_phaddubq): Ditto.
2012-08-10 Ulrich Weigand <>
Backport from mainline
2012-07-30 Ulrich Weigand <>
Richard Earnshaw <>
* target.def (vector_alignment): New target hook.
* doc/ (TARGET_VECTOR_ALIGNMENT): Document new hook.
* doc/tm.texi: Regenerate.
* targhooks.c (default_vector_alignment): New function.
* targhooks.h (default_vector_alignment): Add prototype.
* stor-layout.c (layout_type): Use targetm.vector_alignment.
* config/arm/arm.c (arm_vector_alignment): New function.
* tree-vect-data-refs.c (vect_update_misalignment_for_peel): Use
vector type alignment instead of size.
* tree-vect-loop-manip.c (vect_do_peeling_for_loop_bound): Use
element type size directly instead of computing it from alignment.
Fix variable naming and comment.
2012-08-09 Uros Bizjak <>
Backport from mainline
2012-08-09 Uros Bizjak <>
* config/alpha/alpha.c (alpha_pad_noreturn): Rename to ...
(alpha_pad_function_end): ... this. Also insert NOP between
sibling call and GP load.
(alpha_reorg): Update call to alpha_pad_function_end. Expand comment.
2012-08-09 H.J. Lu <>
Backport from mainline
2012-08-08 Richard Sandiford <>
H.J. Lu <>
PR rtl-optimization/54157
* combine.c (gen_lowpart_for_combine): Don't return identity
for CONST or symbolic reference.
2012-08-06 Uros Bizjak <>
Backport from mainline
2012-07-23 Uros Bizjak <>
* config/i386/i386-protos.h (ix86_lea_outperforms): Remove prototype.
* config/i386/i386.c (ix86_lea_outperforms): Make static. Make
split_cost argument signed.
(ix86_use_lea_for_mov): Use INVALID_REGNUM instead of -1.
(ix86_avoid_lea_for_addr): Ditto.
2012-07-27 Uros Bizjak <>
* config/i386/i386.c (ix86_avoid_lea_for_addr): Return false if
the address has less than two components.
2012-08-02 Steve Ellcey <>
Backport from mainline
2012-07-19 Steve Ellcey <>
* config/mips/mips.c (mips_set_mips16_mode): Clear SYNCI_MASK in
MIPS16 mode.
2012-08-02 Uros Bizjak <>
Backport from mainline
2012-07-24 Uros Bizjak <>
PR target/53961
* config/i386/i386.c (ix86_legitimate_address_p): Move check for
negative constant address for TARGET_X32 ...
(ix86_decompose_address): ... here. Reject constant addresses
that don't satisfy x86_64_immediate_operand predicate.
2012-07-23 Uros Bizjak <>
PR target/53961
* config/i386/ (*lea): Add asserts to detect invalid addresses.
* config/i386/i386.c (ix86_print_operand_address): Ditto.
(ix86_decompose_address): Allow (zero_extend:DI (subreg:SI (...)))
addresses. Prevent zero extensions of CONST_INT operands.
2012-07-22 Uros Bizjak <>
PR target/53961
* config/i386/ (*lea): New insn pattern.
(*lea_1): Remove.
(*lea<mode>_2): Ditto.
(*lea_{3,4,5,6}_zext): Ditto.
* config/i386/ (lea_address_operand): Do not reject
zero-extended address operands.
* config/i386/ (j): Remove address constraint.
* config/i386/i386.c (ix86_decompose_address): Allow SImode subreg
of an address.
(ix86_print_operand_address): Handle SImode subreg of an address.
(ix86_avoid_lea_for_addr): Reject zero-extended addresses for now.
2012-08-01 Uros Bizjak <>
Backport from mainline
2012-03-09 Uros Bizjak <>
PR target/52530
* config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
(ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
to set code to 'q'.
* config/i386/ (UNSPEC_LEA_ADDR): New unspec.
(*movdi_internal_rex64): Use %E operand modifier for lea.
(*movsi_internal): Ditto.
(*lea_1): Ditto.
(*lea<mode>_2): Ditto.
(*lea_{3,4,5,6}_zext): Ditto.
(*tls_global_dynamic_32_gnu): Ditto.
(*tls_global_dynamic_64): Ditto.
(*tls_dynamic_gnu2_lea_32): Ditto.
(*tls_dynamic_gnu2_lea_64): Ditto.
(pro_epilogue_adjust_stack_<mode>_add): Ditto.
2012-08-01 Uros Bizjak <>
Backport from mainline
2012-08-01 Uros Bizjak <>
* config/i386/i386.c (ix86_address_subreg_operand): Reject
stack pointer.
(ix86_print_operand_address): Assert that parts.base and parts.index
are non-NULL after call to simplify_subreg.
2012-07-22 Oleg Endo <>
PR target/33135
* config/sh/sh.opt (mieee): Use Var instead of Mask. Correct
* config/sh/sh.c (sh_option_override): Do not change
flag_finite_math_only. Set TARGET_IEEE to complement of
* doc/invoke.texi (SH options): Add mno-ieee. Correct
description of mieee and mno-ieee behavior.
2012-07-20 Kirill Yukhin <>
PR target/53877
* config/i386/lzcntintrin.h (_lzcnt_u32): New.
(_lzcnt_u64): Ditto.
2012-07-20 Andrey Belevantsev <>
Backport from mainline
2012-03-06 Andrey Belevantsev <>
PR rtl-optimization/52250
* sel-sched-ir.c (maybe_tidy_empty_bb): Try harder to find a bb
to put note list into. Unconditionally call move_bb_info.
(move_bb_info): Do not assert the blocks being in the same region,
just drop the note list if they are not.
2012-07-19 Eric Botcazou <>
* config/sparc/ (adddi3_insn_sp32): Add earlyclobber.
2012-07-19 Eric Botcazou <>
* tree-ssa-forwprop.c (combine_conversions): Punt if the RHS of the
defining statement is a SSA name that occurs in abnormal PHIs.
2012-07-19 Eric Botcazou <>
* gimple-fold.c (canonicalize_constructor_val): Strip only useless type
2012-07-19 Richard Guenther <>
Eric Botcazou <>
* tree-ssa-ccp.c (valid_lattice_transition): Clarify comment
about transition from invariant to known bits.
(likely_value): Addresses with UNDEFINED components are UNDEFINED.
2012-07-19 Jakub Jelinek <>
PR middle-end/54017
* tree-cfgcleanup.c (cleanup_omp_return): Remove.
(cleanup_tree_cfg_bb): Don't call it.
* omp-low.c (expand_omp_sections): Fix up the !exit_reachable case
2012-07-19 Christian Bruel <>
PR target/54029
* config/sh/sh.c (gen_far_branch): Set JUMP_LABEL for return jumps.
2012-07-18 Ralf Corsépius <>
* config.gcc (v850-*-rtems*): New target.
* config/v850/rtems.h: New.
* config/v850/t-rtems: New.
2012-07-18 Nick Clifton <>
* doc/invoke.texi (ARM Options): Document -munaligned-access.
2012-07-15 Uros Bizjak <>
PR target/53961
Backport from mainline
2012-04-25 Jakub Jelinek <>
PR target/53110
* config/i386/ (and<mode>3): For andq $0xffffffff, reg
instead expand it as zero extension.
2012-07-14 Uros Bizjak <>
* config/i386/ (QImode and HImode cmove splitters): Merge
QImode and HImode splitters. Use ix86_comparison_operator.
Explicitly match FLAGS_REG.
(DFmode cmove splitter): Explicitly match FLAGS_REG.
2012-07-13 Richard Sandiford <>
Steven Bosscher <>
Bernd Schmidt <>
PR rtl-optimization/53908
* df-problems.c (can_move_insns_across): When doing
memory-reference book-keeping, handle call insns.
2012-07-10 Uros Bizjak <>
Backport from mainline
2012-07-03 Uros Bizjak <>
PR target/53811
* config/i386/i386.c (x86_output_mi_thunk): Check if fnaddr satisfies
sibcall_insn_operand. Move it to a temporary register if not.
2012-07-06 Uros Bizjak <>
PR target/53853
* config/i386/i386.c (x86_output_mi_thunk): For CM_LARGE_PIC model,
emit PIC sequence for fnaddr symbol reference in advance.
2012-07-09 Jason Merrill <>
PR c++/53882
* tree.c (type_contains_placeholder_1): Handle NULLPTR_TYPE.
(type_hash_eq): Likewise.
PR c++/53826
* tree.c (build_zero_cst): Handle NULLPTR_TYPE.
2012-07-07 Ulrich Weigand <>
* combine.c (force_to_mode) [LSHIFTRT]: Avoid undefined behaviour
due to negative shift amount.
2012-07-06 Kai Tietz <>
Backport from mainline.
PR bootstrap/52947
* config/i386/mingw32.h (NATIVE_SYSTEM_HEADER_DIR): Define it always
as "/mingw/include".
2012-07-06 Nick Clifton <>
* config/mn10300/mn10300.c (mn10300_encode_section_info): Call
2012-07-06 Richard Guenther <>
Backport from mainline
2012-03-30 Richard Guenther <>
PR middle-end/52786
* double-int.c (rshift_double): Remove not needed cast.
2012-03-28 Richard Guenther <>
PR middle-end/50708
* double-int.h (rshift_double): Remove.
* double-int.c (lshift_double): Use absu_hwi to make count
(rshift_double): Make static, take unsigned count argument,
remove handling of negative count argument.
(double_int_rshift): Dispatch to lshift_double.
2012-07-06 Richard Guenther <>
Backport from mainline
2012-06-18 Richard Guenther <>
PR tree-optimization/53693
* tree-vect-patterns.c (vect_operation_fits_smaller_type):
Reject operands with more than one use.
2012-07-06 Richard Guenther <>
Backport from mainline
2012-04-11 Richard Guenther <>
PR middle-end/52621
* tree-chrec.c (evolution_function_is_invariant_rec_p): Properly
consider loop nesting.
(evolution_function_is_univariate_p): Properly check the remainder
for chrecs.
2012-07-05 Pat Haugen <>
Backport from mainline
2012-05-24 Pat Haugen <>
* config/rs6000/rs6000.c (rs6000_option_override_internal): Change
rs6000_sched_costly_dep default to true_store_to_load_dep_costly.
(adjacent_mem_locations): Move some code to and call...
(get_memref_parts): function.
(mem_locations_overlap): New function.
(rs6000_adjust_priority): Adjust calls to is_load_insn/is_store_insn.
(is_mem_ref): Rename to...
(find_mem_ref): ...this. Return MEM rtx.
(get_store_dest): Remove function.
(is_load_insn1, is_load_insn, is_store_insn1, is_store_insn): Add
new parameter and adjust calls.
(rs6000_is_costly_dependence): Update calls for extra arg. Make sure
mem refs overlap for true_store_to_load_dep_costly.
(rs6000_sched_reorder2): Update calls for extra arg. Adjust args
passed to adjacent_mem_locations.
(is_costly_group): Walk resolved dependency list.
(force_new_group): Emit group ending nop for Power6/Power7.
* config/rs6000/ (UNSPEC_GRP_END_NOP): New enum value.
(group_ending_nop): New define_insn.
2012-07-04 Richard Guenther <>
PR middle-end/53433
* gimple-fold.c (get_base_constructor): Do not return an
error_mark_node DECL_INITIAL.
2012-07-04 Uros Bizjak <>
Backport from mainline
2012-07-03 Uros Bizjak <>
* config/i386/i386.c (ix86_option_override_internal): Fix wrong
code model string in the error message.
2012-07-04 Tristan Gingold <>
Backport from mainline.
2012-06-25 Tristan Gingold <>
* config/i386/winnt.c (i386_pe_seh_end_prologue): Move code to ...
(seh_cfa_adjust_cfa): ... that function.
(seh_emit_stackalloc): Do not emit out of range values.
* config/i386/ Delete unused UNSPEC_REG_SAVE,
UNSPEC_DEF_CFA constants.
* config/i386/i386.h (SEH_MAX_FRAME_SIZE): Define.
* config/i386/i386.c (ix86_frame_pointer_required): Required
for very large frames on SEH target.
(ix86_compute_frame_layout): Save area is before frame pointer
on SEH target. Handle very large frames.
(ix86_expand_prologue): Likewise.
2012-07-04 Richard Guenther <>
* tree.c (find_decls_types_r): Handle TYPE_CONTEXT the same
as in free_lang_data_in_type.
2012-07-02 Martin Jambor <>
Backport from mainline.
2012-07-02 Martin Jambor <>
PR middle-end/38474
* ipa-prop.c (compute_known_type_jump_func): Put BINFO check before a
dynamic type change check.
2012-06-29 Eric Botcazou <>
* tree-eh.c (lower_try_finally_switch): Really put the location of the
last statement of the finally block onto the switch.
2012-06-29 Ramana Radhakrishnan <>
* configure: Regenerate.
Backport from mainline.
2012-03-15 Ramana Radhakrishnan <>
* config.gcc (target_type_format_char): New. Document it. Set it for
arm*-*-* .
* (gnu_unique_option): Use target_type_format_char
in test. Comment rationale.
2012-06-29 Ramana Radhakrishnan <>
Backport from mainline.
2012-05-30 Ramana Radhakrishnan <>
* config/arm/arm.c (arm_evpc_neon_vrev): Adjust off by one error.
2012-06-28 Georg-Johann Lay <>
Backport from 2012-06-28 mainline r189049
PR 53595
* config/avr/avr.c (avr_hard_regno_call_part_clobbered): New.
* config/avr/avr-protos.h (avr_hard_regno_call_part_clobbered): New.
* config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): Forward to
2012-06-28 Richard Guenther <>
PR middle-end/53790
* expr.c (expand_expr_real_1): Verify if the type is complete
before inspecting its size.
2012-06-27 Nick Clifton <>
* config/rx/ (comparesi3_extend): Remove = modifier from
input operand.
2012-06-26 Alexandre Oliva <>
PR debug/53682
* cselib.c (promote_debug_loc): Don't crash on NULL argument.
2012-06-26 Nick Clifton <>
* config/rx/ (simple_return): Use the simple_return rtx.
2012-06-25 Jakub Jelinek <>
PR target/53759
* config/i386/ (sse_loadlps): Use x m x constraints instead
of x x x in the vmovlps load alternative.
2012-06-22 Richard Guenther <>
* gcov-iov.c: Include bconfig.h and system.h.
2012-06-22 Richard Guenther <>
PR gcov-profile/53744
* gcov-iov.c (main): Treat "" and "prerelease" the same.
2012-06-22 Eric Botcazou <>
* tree-ssa-live.c (remove_unused_scope_block_p): Remove again
DECL_IGNORED_P non-reg vars even if they are used.
2012-06-19 Jason Merrill <>
PR c++/52637
* dwarf2out.c (modified_type_die): Use scope_die_for.
(gen_type_die_with_usage, dwarf2out_finish): Likewise.
(uses_local_type_r, uses_local_type): New.
(scope_die_for): Keep a type that uses a local type in local scope.
Use get_context_die for namespace and type scope.
2012-06-19 Richard Guenther <>
PR middle-end/53470
* tree.c (free_lang_data_in_type): Do not clear TYPE_CONTEXT but
replace it with the first non-BLOCK context.
2012-06-18 Vladimir Makarov <>
PR rtl-optimization/53700
Backport from mainline
2012-03-29 Vladimir Makarov <>
* ira-color.c (setup_left_conflict_sizes_p): Process all
conflicting objects.
2012-06-18 Venkataramanan Kumar <>
Backport from mainline
2012-05-09 Uros Bizjak <>
PR target/52908
* config/i386/ (vec_widen_smult_hi_v4si): Expand using
xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
(vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
instead of xop_mulv2div2di3_low.
(xop_p<macs>dql): Fix vec_select selector.
(xop_p<macs>dqh): Ditto.
(xop_mulv2div2di3_low): Remove insn_and_split pattern.
(xop_mulv2div2di3_high): Ditto.
2012-06-17 Uros Bizjak <>
Backport from mainline:
2012-06-17 Uros Bizjak <>
* config/i386/ (vcvtph2ps): Fix vec_select selector.
2012-06-16 John David Anglin <>
Backport from mainline:
2012-06-03 John David Anglin <>
* config/pa/pa.h (MAX_PCREL17F_OFFSET): Define.
* config/pa/pa.c (pa_attr_length_millicode_call): Use
MAX_PCREL17F_OFFSET instead of fixed offset.
(pa_attr_length_call): Likewise.
(pa_attr_length_indirect_call): Likewise.
2012-06-15 Walter Lee <>
Backport from mainline:
2012-06-15 Walter Lee <>
* config/tilegx/ (atomic_fetch_<fetchop_name><mode>): Fix typo.
2012-06-14 Maxim Kuvyrkov <>
* config/tilegx/ (atomic_fetch_sub<mode>): Fix typo.
2012-06-15 Aldy Hernandez <>
Backport from mainline:
2012-05-31 Aldy Hernandez <>
* tree-ssa-loop-im.c (execute_sm): Do not check flag_tm.
* gimple.h (block_in_transaction): Check for flag_tm.
2012-06-14 Aldy Hernandez <>
PR tree-optimization/52558
Backport from mainline:
2012-05-21 Aldy Hernandez <>
* gimple.h (gimple_set_in_transaction): Remove.
(gimple_in_transaction): Look in BB instead.
(gimple_statement_base): Remove in_transaction field.
* basic-block.h (enum bb_flags): Add BB_IN_TRANSACTION.
* trans-mem.c (compute_transaction_bits): Place transaction bit
information into basic blocks.
2012-05-31 Aldy Hernandez <>
PR tree-optimization/52558
* cfg.c (alloc_aux_for_edge): Fix comment.
(alloc_aux_for_edge): Remove static.
* basic-block.h (alloc_aux_for_edge): Protoize.
* tree-ssa-loop-im.c (execute_sm_if_changed): New.
(execute_sm_if_changed_flag): New.
(execute_sm_if_changed_flag_set): New.
(execute_sm): Do not generate data races unless requested.
(tree_ssa_lim_initialize): Call alloc_aux_for_edges.
(tree_ssa_lim_finalize): Call free_aux_for_edges.
* gimple.h (block_in_transaction): New.
(gimple_in_transaction): Use block_in_transaction.
2012-06-14 Jakub Jelinek <>
Backported from mainline
2012-06-12 Jakub Jelinek <>
PR rtl-optimization/53589
* cfgrtl.c (force_nonfallthru_and_redirect): Do asm_goto_edge
discovery even when e->dest != target. If any LABEL_REF points
to e->dest label, redirect it to target's label.
2012-06-07 Jakub Jelinek <>
PR middle-end/53580
* omp-low.c (scan_omp_1_stmt): If check_omp_nesting_restrictions
returns false, replace stmt with GIMPLE_NOP.
(check_omp_nesting_restrictions): Instead of issuing warnings,
issue errors and return false if any errors were reported.
2012-06-14 Richard Guenther <>
* BASE-VER: Set to 4.7.2.
* DEV-PHASE: Set to prerelease.
2012-06-12 Christian Bruel <>
PR target/53621
* config/sh/sh.c (sh_option_override): Don't force
flag_omit_frame_pointer and maccumulate_outgoing_args.
* config/sh/sh.opt (maccumulate-outgoing-args): Init as Var.
2012-06-14 Release Manager
* GCC 4.7.1 released.
2012-06-13 Uros Bizjak <>
* config/ia64/ (fetchop_name): Change ior attribute to "or".
2012-06-13 Richard Henderson <>
* config/rs6000/ (atomic_load, atomic_store): Use INT1 mode
iterator instead of INT.
2012-06-08 Richard Henderson <>
PR c++/53602
* combine-stack-adj.c (force_move_args_size_note): Add ARGS_SIZE
note to a clobber insn when no other insn is available.
2012-06-04 Paolo Carlini <>
PR c++/53524
* doc/invoke.texi (Wenum-compare): Update documentation.
2012-06-04 Edmar Wienskoski <>
PR target/53559
* config/rs6000/ (altivec_stvlx): Change machine mode of
(altivec_stvlxl): Ditto.
(altivec_stvrx): Ditto.
(altivec_stvrxl): Ditto.
2012-06-04 Aldy Hernandez <>
PR middle-end/47530
* trans-mem.c (expand_block_edges): Do not skip the first
statement when resetting the BB.
2012-06-04 Richard Guenther <>
PR middle-end/53471
* dwarf2out.c (dwarf2out_finish): If generating LTO do not
create new assembler names.
2012-06-04 Richard Guenther <>
Backport from mainline
2012-04-25 Jakub Jelinek <>
PR middle-end/52979
* stor-layout.c (get_best_mode): Don't return mode with bitsize
larger than maxbits. Don't compute maxbits modulo align.
Also check that unit bytes long store at bitpos / unit * unit
doesn't affect bits beyond bitregion_end.
* expmed.c (store_bit_field_1): Avoid trying insv if OP_MODE MEM
would not fit into bitregion_start ... bitregion_end + 1 bit
(store_split_bit_field): Decrease unit close to end of bitregion_end
if access is restricted in order to avoid mutual recursion.
2012-06-04 Georg-Johann Lay <>
Backport from 2012-06-04 mainline r188172
PR target/46261
* config/avr/avr-stdint.h: New file.
* config.gcc (avr-*-*,tm_file): Use avr/avr-stdint.h instead of
2012-06-04 Jakub Jelinek <>
PR tree-optimization/53550
* tree-ssa-loop-niter.c (number_of_iterations_cond): If type
is POINTER_TYPE_P, use sizetype as step type instead of type.
2012-06-04 Richard Guenther <>
Eric Botcazou <>
Backport from mainline
2012-04-03 Eric Botcazou <>
* expr.c (get_bit_range): Add OFFSET parameter and adjust BITPOS.
Change type of BITOFFSET to signed. Make sure the lower bound of
the computed range is non-negative by adjusting OFFSET and BITPOS.
(expand_assignment): Adjust call to get_bit_range.
2012-03-27 Eric Botcazou <>
* expr.c (get_bit_range): Return the null range if the enclosing record
is part of a larger bit field.
2012-03-20 Richard Guenther <>
* stor-layout.c (finish_bitfield_representative): Fallback
to conservative maximum size if the padding up to the next
field cannot be computed as a constant.
(finish_bitfield_layout): If we cannot compute the distance
between the start of the bitfield representative and the
bitfield member start a new representative.
* expr.c (get_bit_range): The distance between the start of
the bitfield representative and the bitfield member is zero
if the field offsets are not constants.
2012-03-16 Richard Guenther <>
* stor-layout.c (finish_bitfield_representative): Fall back
to the conservative maximum size if we cannot compute the
size of the tail padding.
2012-03-14 Richard Guenther <>
* stor-layout.c (start_bitfield_representative): New function.
(finish_bitfield_representative): Likewise.
(finish_bitfield_layout): Likewise.
(finish_record_layout): Call finish_bitfield_layout.
* tree.c (free_lang_data_in_decl): Only free DECL_QUALIFIER
for QUAL_UNION_TYPE fields.
* tree-streamer-in.c (lto_input_ts_field_decl_tree_pointers):
* tree-streamer-out.c (write_ts_field_decl_tree_pointers): Likewise.
PR middle-end/52080
PR middle-end/52097
PR middle-end/48124
* expr.c (get_bit_range): Unconditionally extract bitrange
(expand_assignment): Adjust call to get_bit_range.
2012-06-01 Eric Botcazou <>
PR middle-end/53501
* fold-const.c (fold_binary_loc): Refine previous change.
2012-06-01 Oleg Endo <>
Backport from mainline
2012-03-27 Chung-Lin Tang <>
PR target/52667
* config/sh/sh.c (find_barrier): Add equality check of last_got to
avoid going above orig insn. Update comments.
2012-06-01 Oleg Endo <>
Backport from mainline
2012-03-21 Kaz Kojima <>
PR target/52642
* config/sh/sh.c (sh_expand_prologue): Emit blockage at the end of
prologue for unwinder and profiler.
2012-06-01 Oleg Endo <>
Backport from mainline
2012-03-03 Kaz Kojima <>
* config/sh/ (abssi2): Add TARGET_SH1 condition.
2012-06-01 Oleg Endo <>
Backport from mainline
2012-03-03 Kaz Kojima <>
* config/sh/sh.c (sh_dwarf_register_span): Don't apply
2012-06-01 Oleg Endo <>
Backport from mainline
2012-03-03 Kaz Kojima <>
* config/sh/sh.c (shiftcosts): Return MAX_COST when the first
operand is CONST_INT. Take COSTS_N_INSNS into account.
(sh_rtx_costs): Don't apply COSTS_N_INSNS to the return value of
2012-05-31 Georg-Johann Lay <>
* config/avr/avr.opt (-msp8): Document it.
* doc/invoke.texi (AVR Options): Copy from trunk docu.
2012-05-31 Richard Guenther <>
PR middle-end/48493
* expr.c (expand_assignment): Do not use movmisalign on
2012-05-30 John David Anglin <>
PR target/52999
* config/pa/pa.c (TARGET_SECTION_TYPE_FLAGS): Define.
(pa_section_type_flags): New.
(pa_legitimate_constant_p): Revert previous change.
2012-05-30 Aldy Hernandez <>
Backport from mainline
2012-05-25 Aldy Hernandez <>
PR middle-end/53008
* trans-mem.c (ipa_tm_create_version_alias): Output new_node if
accessed indirectly.
(ipa_tm_create_version): Same.
2012-05-30 Jason Merrill <>
PR c++/53220
* c-typeck.c (array_to_pointer_conversion): Give -Wc++-compat warning
about array compound literals.
2012-05-30 Richard Guenther <>
PR middle-end/53501
* fold-const.c (fold_binary_loc): Make sure to call
fold_plusminus_mult_expr with the original sign of operands.
2012-05-30 Eric Botcazou <>
* explow.c (probe_stack_range): Restore simple control flow and stop
again when the probe cannot be generated if HAVE_check_stack.
2012-05-30 Jakub Jelinek <>
PR rtl-optimization/53519
* combine.c (simplify_shift_const_1) <case NOT>: Use constm1_rtx
instead of GEN_INT (GET_MODE_MASK (mode)) as second operand of XOR.
2012-05-29 Richard Guenther <>
PR tree-optimization/53516
* tree-data-ref.c (stmt_with_adjacent_zero_store_dr_p): Reject
bitfield accesses.
* tree-vect-data-refs.c (vect_analyze_data_refs): Likewise.
2012-05-28 Bill Schmidt <>
Backport from mainline
2012-05-28 Richard Guenther <>
PR tree-optimization/53438
* tree-sra.c (analyze_access_subtree): Correct bitfield exclusion.
2012-05-26 Eric Botcazou <>
Backport from mainline
2012-03-10 Chung-Lin Tang <>
PR rtl-optimization/52528
* combine.c (can_combine_p): Add setting of subst_low_luid
before call to expand_field_assignment().
2012-05-26 Martin Jambor <>
Backport from mainline
2012-05-23 Martin Jambor <>
* ipa-inline-analysis.c (inline_merge_summary): Free operand_map.
2012-05-25 Eric Botcazou <>
PR lto/52178
* tree-inline.c (remap_gimple_op_r): Fix handling of FIELD_DECL.
* tree.c (RETURN_TRUE_IF_VAR): Do not return true for PLACEHOLDER_EXPR.
2012-05-25 Alexander Ivchenko <>
PR target/53435
* config/i386/i386.c (ix86_expand_vec_perm): Use correct op.
(ix86_expand_vec_perm): Use int mode instead of float.
2012-05-25 Eric Botcazou <>
PR ada/52362
* config.gcc (i[34567]86-*-mingw* | x86_64-*-mingw*): Set gas and
gnu_ld variables to yes.
* (HAVE_GNU_LD): Move to after config.gcc inclusion.
(HAVE_GNU_AS): Likewise.
* Regenerate.
* configure: Likewise.
2012-05-25 Ramana Radhakrishnan <>
Backport from mainline
2012-03-12 Richard Guenther <>
* config/arm/arm.c (neon_dereference_pointer): Do not call
covert during RTL expansion.
2012-05-24 Bill Schmidt <>
Backport from mainline
2012-05-18 Bill Schmidt <>
PR target/53385
* config/rs6000/rs6000.c (print_operand): Revise code that unsafely
relied on signed overflow behavior.
2012-05-24 Richard Guenther <>
PR middle-end/53460
* tree-profile.c (tree_profiling): Cleanup the CFG if
execute_fixup_cfg requests it.
2012-05-24 Jakub Jelinek <>
PR tree-optimization/53465
* tree-vrp.c (extract_range_from_cond_expr): First copy_value_range
vr0 into *vr, then vrp_meet that.
(vrp_meet): If one vr type is VR_UNDEFINED, ensure the result doesn't
have any equivalences.
(vrp_visit_phi_node): Call copy_value_range instead of vrp_meet the
first time.
2012-05-23 Eric Botcazou <>
* gimple.c (gimple_types_compatible_p_1) <ARRAY_TYPE>: Remove bogus
size handling.
(gimple_canonical_types_compatible_p) <ARRAY_TYPE>: Likewise.
(iterative_hash_gimple_type): Adjust comment.
(iterative_hash_canonical_type): Likewise. Hash the bounds of the
domain for an array type instead of the domain type itself.
2012-05-23 Georg-Johann Lay <>
Backport from 2012-05-23 mainline r187803
PR target/53448
* config/avr/avr.h (ASM_OUTPUT_ALIGN): Don't inhibit .p2align 1.
* config/avr/elf.h (ASM_OUTPUT_BEFORE_CASE_LABEL): Use
2012-05-23 Ganesh Gopalasubramanian <>
Backport from 2012-05-03 mainline r187075
* config/i386/driver-i386.c (host_detect_local_cpu): Reset
has_fma4 for AMD processors with both fma3 and fma4 support.
2012-05-22 Richard Guenther <>
PR tree-optimization/53408
* tree-vect-loop.c (vectorizable_induction): Properly check
the restriction that we cannot handle induction results from
the inner loop outside of the outer loop.
2012-05-21 Jakub Jelinek <>
PR tree-optimization/53436
* omp-low.c (omp_build_component_ref): New function.
(build_receiver_ref, build_sender_ref, create_task_copyfn): Use it.
PR tree-optimization/53366
* tree-vect-slp.c (vect_supported_load_permutation_p): Don't shortcut
tests if complex_numbers == 2, but there are non-complex number loads
PR tree-optimization/53409
* tree-vect-loop.c (vect_analyze_loop_operations): Don't check
vinfo_for_stmt (op_def_stmt) if op_def_stmt isn't inside loop.
PR tree-optimization/53410
* fold-const.c (fold_binary_loc): Use build_zero_cst (type)
instead of build_int_cst (type, 0) where vector types might be
2012-05-21 Joseph Myers <>
PR c/53418
* c-typeck.c (build_conditional_expr): Remove C_MAYBE_CONST_EXPR
from folded operands before wrapping another around the
conditional expression.
2012-05-21 Dave Boutcher <>
Patrick Marlier <>
* trans-mem.c (ipa_tm_transform_clone): Transform functions with
indirect calls.
2012-05-21 H.J. Lu <>
Backport from mainline
2012-05-21 H.J. Lu <>
PR target/53416
* config/i386/ (UNSPEC_RDRAND): Renamed to ...
(rdrand<mode>_1): Updated.
2012-05-20 H.J. Lu <>
Backport from mainline
2012-05-20 H.J. Lu <>
* config/i386/driver-i386.c (host_detect_local_cpu): Support
2012-05-19 Eric Botcazou <>
Backport from mainline
2012-05-14 Eric Botcazou <>
* tree-ssa-pre.c (can_value_number_call): Delete.
(compute_avail): Skip all statements with side effects.
<GIMPLE_CALL>: Skip calls to internal functions.
2012-05-18 David S. Miller <>
Backport r185385 from mainline
2012-03-14 Richard Guenther <>
PR middle-end/52584
* tree-vect-generic.c (type_for_widest_vector_mode): Take
element type instead of mode, use build_vector_type_for_mode
instead of the langhook, build a vector of proper signedness.
(expand_vector_operations_1): Adjust.
2012-05-18 Olivier Hainque <>
* (FLAGS_TO_PASS): Pass $(libexecsubdir) instead of
$(libsubdir) as libexecsubdir.
2012-05-16 Andrew Pinski <>
* gimple-fold.c (get_maxval_strlen): Move COND_EXPR handling under
2012-05-16 David S. Miller <>
* jump.c (delete_related_insns): If we remove a CALL, make sure
we delete it's NOTE_INSN_CALL_ARG_LOCATION note too.
2012-05-16 Richard Henderson <>
PR debug/52727
* combine-stack-adj.c (prev_active_insn_bb): New.
(next_active_insn_bb): New.
(force_move_args_size_note): New.
(combine_stack_adjustments_for_block): Use it.
2012-05-16 Olivier Hainque <>
* (install-no-fixedincludes): New target, former toplevel
gcc-no-fixedincludes. Stash "include-fixed" in addition to "include".
Add comments and improve stamp preservation across the whole sequence.
(stmp-int-hdrs): Use move-if-change + cp -p to setup fix_dir/limits.h.
2012-05-16 Richard Guenther <>
PR tree-optimization/53364
* tree-ssa-alias.c (indirect_ref_may_alias_decl_p): Properly
detect a view-conversion of the decl.
2012-05-15 Jakub Jelinek <>
PR target/53358
* config/i386/ (*addqi_2 peephole with QImode addition): Check
that operands[2] is either immediate, or q_regs_operand.
2012-05-15 Bin Cheng <>
Backport r187139 from mainline.
2012-05-04 Bin Cheng <>
PR rtl-optimization/52804
* reload1.c (reload_reg_reaches_end_p): Check whether successor
reload with type RELOAD_FOR_INPUT_ADDRESS kills reload register
of current one with type RELOAD_FOR_INPADDR_ADDRESS.
Same stands for reloads with type RELOAD_FOR_OUTPUT_ADDRESS and
2012-05-14 Uros Bizjak <>
PR target/46098
* config/i386/i386.c (ix86_expand_special_args_builtin): Always
generate target register for "load" class builtins.
2010-10-22 Uros Bizjak <>
PR target/46098
* config/i386/ (*avx_movu<ssemodesuffix><avxmodesuffix>):
Rename from avx_movu<ssemodesuffix><avxmodesuffix>.
(avx_movu<ssemodesuffix><avxmodesuffix>): New expander.
(*<sse>_movu<ssemodesuffix>): Rename from <sse>_movu<ssemodesuffix>.
(<sse>_movu<ssemodesuffix>): New expander.
(*avx_movdqu<avxmodesuffix>): Rename from avx_movdqu<avxmodesuffix>.
(avx_movdqu<avxmodesuffix>): New expander.
(*sse2_movdqu): Rename from sse2_movdqu.
(sse2_movdqu): New expander.
2012-05-14 Jakub Jelinek <>
* dwarf2out.c (dwarf2out_define, dwarf2out_undef): Treat
lineno 1 the same as lineno 0 before first start file directive.
(optimize_macinfo_range): Likewise.
* dwarf2out.c (have_macinfo): Define.
(dwarf2out_finish): Don't emit DW_AT_GNU_macros or DW_AT_macro_info
attribute, don't force empty compilation unit and don't emit any
.debug_macinfo/.debug_macro section if macinfo_table is empty.
2012-05-13 Uros Bizjak <>
Backport from mainline
2012-05-12 Uros Bizjak <>
* config/alpha/alpha.c (alpha_emit_conditional_branch): Handle
ORDERED and UNORDERED conditions.
2012-05-12 Eric Botcazou <>
* function.c (requires_stack_frame_p): If the function can throw
non-call exceptions, return true if the insn can throw internally.
2012-05-10 Eric Botcazou <>
* gimplify.c (gimplify_decl_expr): For a TYPE_DECL, also gimplify the
DECL_ORIGINAL_TYPE if it is present.
2012-05-09 Georg-Johann Lay <>
Backport from 2012-05-12 mainline r187342.
PR target/53256
* config/avr/elf.h (ASM_DECLARE_FUNCTION_NAME): Remove.
* config/avr/avr-protos.h (avr_asm_declare_function_name): Remove.
* config/avr/avr.h (struct machine_function): Add attributes_checked_p.
* config/avr/avr.c (avr_asm_declare_function_name): Remove.
(expand_prologue): Move initialization of cfun->machine->is_naked,
is_interrupt, is_signal, is_OS_task, is_OS_main from here to...
(avr_set_current_function): ...this new static function.
(avr_function_ok_for_sibcall): Use cfun->machine->is_* instead of
checking attributes of current_function_decl.
(avr_regs_to_save): Ditto.
(signal_function_p): Rename to avr_signal_function_p.
(interrupt_function_p): Rename to avr_interrupt_function_p.
* doc/extend.texi (Function Attributes): Better explanation of
'interrupt' and 'signal' for AVR. Move 'ifunc' down to establish
alphabetical order.
2012-05-09 Matthias Klose <>
* gcc-ar.c (main): Don't check for execute bits for the plugin.
2012-05-08 Hans-Peter Nilsson <>
PR target/53272
* config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
when a constant source operand matches an "I" constraint, the "no
CC0 change" applies to a register-destination only, not a
2012-05-07 Ramana Radhakrishnan <>
Backport from mainline:
2012-04-19 Ramana Radhakrishnan <>
* config/arm/ (sync_optab): Change ior attribute to "or".
2012-05-07 Jakub Jelinek <>
PR tree-optimization/53239
* tree-vrp.c (get_value_range): Set VR of
to nonnull.
2012-05-07 Richard Guenther <>
PR tree-optimization/53195
* tree-inline.c (setup_one_parameter): Properly add referenced
vars from the parameters new known value.
2012-05-06 John David Anglin <>
Backport from mainline:
2012-04-27 John David Anglin <>
PR target/52999
* config/pa/pa.c (pa_legitimate_constant_p): Don't put function labels
in constant pool.
2012-05-04 Ian Lance Taylor <>
* tree-vect-patterns.c (vect_single_imm_use): Correct return
values from false to NULL.
2012-05-04 Uros Bizjak <>
Backport from mainline
2012-05-04 Uros Bizjak <>
PR target/53228
* config/i386/i386.h (X86_ARCH_CMOV): Rename from X86_ARCH_CMOVE.
(TARGET_CMOVE): New define.
* config/i386/i386.c (ix86_option_override_internal): Use TARGET_CMOV.
Do not set TARGET_CMOVE here.
2012-05-04 Ulrich Weigand <>
Backport from mainline:
2012-05-04 Ulrich Weigand <>
PR tree-optimization/52633
* tree-vect-patterns.c (vect_vect_recog_func_ptrs): Swap order of
vect_recog_widen_shift_pattern and vect_recog_over_widening_pattern.
(vect_recog_over_widening_pattern): Remove handling of code that was
already detected as over-widening pattern. Remove special handling
of "unsigned" cases. Instead, support general case of conversion
of the shift result to another type.
2012-05-04 Ulrich Weigand <>
* tree-vect-patterns.c (vect_single_imm_use): New function.
(vect_recog_widen_mult_pattern): Use it instead of open-coding loop.
(vect_recog_over_widening_pattern): Likewise.
(vect_recog_widen_shift_pattern): Likewise.
2012-04-10 Ulrich Weigand <>
PR tree-optimization/52870
* tree-vect-patterns.c (vect_recog_widen_mult_pattern): Verify that
presumed pattern statement is within the same loop or basic block.
2012-05-04 Richard Guenther <>
* common.opt (flto-report): Do not mark as Optimization.
2012-05-04 Eric Botcazou <>
PR target/48496
* recog.c (constrain_operands): If extra constraints are present, also
accept pseudo-registers with equivalent memory locations during reload.
2012-05-03 Michael Meissner <>
Backport from the mainline
2012-05-03 Michael Meissner <>
PR target/53199
* config/rs6000/ (bswapdi splitters): If
-mavoid-indexed-addresses (or -mcpu=power6 which sets it by
default) is used, generate an alternate sequence that does not
depend on using indexed addressing.
2012-05-03 David S. Miller <>
PR target/52684
* config/sparc/sparc.c (emit_soft_tfmode_libcall): If we pass a
MEM directly into a libcall, mark it's MEM_EXPR as addressable.
(sparc_emit_float_lib_cmp): Likewise.
2012-05-04 Martin Jambor <>
Backport from mainline
2012-05-02 Martin Jambor <>
PR lto/52605
* dwarf2out.c (dwarf2out_decl): Only lookup die representing context
of a variable when the contect is a function.
2012-05-03 Jakub Jelinek <>
PR plugins/53126
* gcc-ar.c (main): If GCC_EXEC_PREFIX is set in env,
append program name to it and pass that as first argument
to make_relative_prefix. Always pass standard_libexec_prefix
as last argument to make_relative_prefix. If
make_relative_prefix returns NULL, fall back to
PR debug/53174
* tree-predcom.c (remove_stmt): Call reset_debug_uses on stmts being
PR target/53187
* config/arm/arm.c (arm_select_cc_mode): If x has MODE_CC class
mode, return that mode.
2012-05-03 Richard Guenther <>
PR tree-optimization/53144
* tree-ssa-sccvn.c (vn_reference_lookup_or_insert_constant_for_pieces):
Rename to ...
(vn_reference_lookup_or_insert_for_pieces): ... this. Properly deal
with SSA name values.
(vn_reference_lookup_3): Adjust callers.
2012-05-02 Jakub Jelinek <>
PR tree-optimization/53163
* tree-ssa-phiopt.c (cond_if_else_store_replacement): Don't ignore
return value from compute_all_dependences.
PR rtl-optimization/53160
* ree.c (combine_reaching_defs): Handle the case where cand->insn
has been modified by ree pass already.
2012-05-01 Uros Bizjak <>
Backport from mainline
2012-04-30 Uros Bizjak <>
PR middle-end/53136
* ipa-prop.c (ipa_print_node_jump_functions): Wrap multiple
calls to cgraph_node_name in xstrdup.
(ipa_make_edge_direct_to_target): Ditto.
* tree-sra.c (convert_callers_for_node): Ditto.
* lto-symtab.c (lto_cgraph_replace_node): Ditto.
* ipa-cp.c (perhaps_add_new_callers): Ditto.
* cgraphunit.c (cgraph_redirect_edge_call_stmt_to_callee): Ditto.
(cgraph_materialize_all_clones): Ditto.
* ipa-inline.c (report_inline_failed_reason): Ditto.
(want_early_inline_function_p): Ditto.
(edge_badness): Ditto.
(update_edge_key): Ditto.
(flatten_function): Ditto.
(ipa_inline): Ditto.
(inline_always_inline_functions): Ditto.
(early_inline_small_functions): Ditto.
2012-04-30 Andreas Tobler <>
Backport from mainline
2012-03-21 Andreas Tobler <>
* (HAVE_LD_NO_DOT_SYMBOLS): Add powerpc64-*-freebsd*.
Introduce emul_name to select the right linker emulation for
* configure: Regenerate.
* config.gcc: Add bits to support powerpc64-*-freebsd*.
* config/rs6000/freebsd.h (POWERPC_FREEBSD): Define.
* config/rs6000/freebsd64.h: New file.
* config/rs6000/rs6000.c (rs6000_option_override_internal): Use
(rs6000_savres_strategy): Likewise.
(rs6000_savres_routine_name): Likewise.
(rs6000_elf_file_end): Likewise.
* config/rs6000/t-freebsd64: New file.
* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Set the
rs6000_current_abi for 64-bit FreeBSD to ABI_AIX.
2012-04-30 Uros Bizjak <>
Backport from mainline
2012-04-27 Paolo Bonzini <>
PR target/53138
* config/i386/ (x86_mov<mode>cc_0_m1_neg): Add clobber.
2012-04-30 Eric Botcazou <>
* config/i386/i386.c (ix86_handle_struct_attribute): Use the proper
predicate to discriminate types.
2012-04-27 Richard Guenther <>
PR c/51527
* convert.c (convert_to_integer): Avoid infinite recursion for
target-defined built-in types.
2012-04-26 Hans-Peter Nilsson <>
PR target/53120
* config/cris/ ("*andhi_lowpart_v32")
("*andqi_lowpart_v32"): Change first input-only operand from
a (match_operand ...) to (match_dup 0). Drop alternatives with
const_int-matching constraints for redundancy.
("*andhi_lowpart_non_v32", "*andqi_lowpart_non_v32"): Ditto. Drop
three-operand alternative.
2012-04-26 Uros Bizjak <>
Backport from mainline
2012-04-23 Uros Bizjak <>
* config/i386/ (*add<mode>_2): Add r/r/0 alternative.
(*addsi_2_zext): Ditto.
(*add<mode>_3): Ditto.
(*addsi_3_zext): Ditto.
(*add<mode>_5): Ditto.
2012-04-25 Jakub Jelinek <>
PR c/52880
* c-typeck.c (set_nonincremental_init,
set_nonincremental_init_from_string): Pass true instead of false
as IMPLICIT to add_pending_init.
2012-04-24 Georg-Johann Lay <>
Backport from 2012-04-24 mainline r186768.
PR target/53065
* config/avr/avr.h (HARD_REGNO_CALL_PART_CLOBBERED): New hook define.
2012-04-24 Richard Guenther <>
PR tree-optimization/53085
* tree-ssa-pre.c (eliminate): Do not eliminate volatile redundant
2012-04-24 Jakub Jelinek <>
PR middle-end/53084
* varasm.c (compute_reloc_for_constant): Handle ADDR_EXPR
(output_addressed_constants): Likewise.
PR middle-end/52999
* varasm.c (get_section): Don't ICE for section conflicts with
built-in section kinds.
2012-04-23 David Edelsohn <>
* config/rs6000/ (fetchop_name): Change ior attribute to "or".
2012-04-23 Georg-Johann Lay <>
* doc/extend.texi (AVR Named Address Spaces): Fix typos.
2012-04-23 Richard Guenther <>
PR c/53060
* c-typeck.c (build_binary_op): Fix typo.
2012-04-23 Jakub Jelinek <>
PR tree-optimizations/52891
* tree-vect-patterns.c (adjust_bool_pattern): Use
build_nonstandard_type even if rhs1 has unsigned INTEGER_TYPE,
but with non-standard precision.
2012-04-22 Ian Lance Taylor <>
* godump.c (go_output_typedef): Dump size of structs.
2012-04-20 Ulrich Weigand <>
Backport from mainline:
* config/arm/arm.c (arm_print_operand): Fix invalid alignment
hints for 'A' operand types.
2012-04-19 Georg-Johann Lay <>
Backport from 2012-04-19 mainline r186588.
PR target/53033
* config/avr/avr.c (avr_out_load_psi): Fix assembler template for
the case *(X+const).
2012-04-18 Uros Bizjak <>
* config/alpha/ (fetchop_name): Change ior attribute to "or".
2012-04-17 Uros Bizjak <>
PR target/53020
* config/i386/ (atomic_<code><mode>): Rename to
2012-04-16 Uros Bizjak <>
Backport from mainline
2012-04-12 Uros Bizjak <>
PR target/52932
* config/i386/avx2intrin.h (_mm256_permutevar8x32_ps): Change second
argument type to __m256i. Update call to __builtin_ia32_permvarsf256.
* config/i386/ (avx2_permvarv8sf): Change operand 1 to V8SI.
(avx2_permvarv8sf, avx2_permvarv8si): Switch operands 1 and 2.
* config/i386/i386.c (bdesc_args) <__builtin_ia32_permvarsf256>:
Update builtin type to V8SF_FTYPE_V8SF_V8SI.
(ix86_expand_vec_perm): Update calls to gen_avx2_permvarv8si and
2012-04-16 Martin Jambor <>
Backported from mainline
2012-04-13 Martin Jambor <>
PR middle-end/52939
* gimple-fold.c (gimple_get_virt_method_for_binfo): Bail out if
fold_ctor_reference returns a zero constant.
2012-04-13 H.J. Lu <>
Backported from mainline
2012-04-13 H.J. Lu <>
* config/i386/i386-c.c (ix86_target_macros): Define _ILP32
and __ILP32__ for x32.
2012-04-13 Tom de Vries <>
Backport from mainline r186418.
2012-04-13 Tom de Vries <>
* tree-ssa-tail-merge.c (gsi_advance_bw_nondebug_nonlocal): Add
parameters vuse and vuse_escaped.
(find_duplicate): Init vuse1, vuse2 and vuse_escaped. Pass to
gsi_advance_bw_nondebug_nonlocal. Return if vuse_escaped and
vuse1 != vuse2.
2012-04-13 Richard Guenther <>
PR tree-optimization/52969
* tree-if-conv.c (predicate_mem_writes): Properly gimplify
the condition for the COND_EXPR and handle predicate negation
by swapping the COND_EXPR arms.
2012-04-13 Richard Guenther <>
PR c/52862
* convert.c (convert_to_pointer): Remove special-casing of
2012-04-12 Michael Meissner <>
Backport from mainline
2012-04-12 Michael Meissner <>
PR target/52775
* config/rs6000/rs6000.h (TARGET_FCFID): Add TARGET_PPC_GPOPT to
the list of options to enable the FCFID instruction.
(TARGET_EXTRA_BUILTINS): Adjust comment.
2012-04-12 Richard Guenther <>
PR tree-optimization/52943
* tree-chrec.h (chrec_is_positive): Remove.
* tree-scalar-evolution.c (chrec_is_positive): Move ...
* tree-data-ref.c (chrec_is_positive): ... here. Make static.
Return false for a constant zero instead of negative.
(analyze_siv_subscript_cst_affine): Handle zero difference
in the initial condition explicitely.
2012-04-10 John David Anglin <>
PR middle-end/52894
* varasm.c (process_pending_assemble_externals): Set
pending_assemble_externals_processed true.
(assemble_external): Call assemble_external_real if the pending
assemble externals have been processed.
2012-04-09 Eric Botcazou <>
PR target/52717
* config/sparc/sparc.c (sparc_file_end): Set TREE_PUBLIC explicitly on
the DECL generated for the special GOT helper.
2012-04-06 Walter Lee <>
Backport from mainline
2012-03-07 Walter Lee <>
* config/tilegx/tilegx.c (tilegx_expand_prologue): Don't generate
REG_CFA_* notes for the stack pointer.
(tilegx_expand_epilogue): Restore stack pointer by adjusting it by
* config/tilepro/tilepro.c (tilepro_expand_prologue): Don't
generate REG_CFA_* notes for the stack pointer.
(tilepro_expand_epilogue): Restore stack pointer by adjusting it
2012-04-06 Matt Turner <>
* doc/install.texi: Correct typo "-mno-lsc" -> "-mno-llsc".
2012-04-06 Eric Botcazou <>
* config/ia64/ia64.c (ia64_load_pair_ok): Return 0 if the second member
of the destination isn't also a FP_REGS register.
2012-04-03 Richard Guenther <>
Backport from mainline
2012-03-02 Richard Guenther <>
PR tree-optimization/52406
* tree-data-ref.h: Update documentation about DR_BASE_OBJECT.
(struct indices): Add unconstrained_base member.
(struct dr_alias): Remove unused vops member.
* tree-data-ref.c (dr_analyze_indices): For COMPONENT_REFs
add indices to allow their disambiguation. Make DR_BASE_OBJECT
be an artificial access that covers the whole indexed object,
or mark it with DR_UNCONSTRAINED_BASE if we cannot do so. Canonicalize
plain decl base-objects to their MEM_REF variant.
(dr_may_alias_p): When the base-object of either data reference
has unknown size use only points-to information.
(compute_affine_dependence): Make dumps easier to read and
more verbose.
* tree-vect-data-ref.c (vector_alignment_reachable_p): Use
DR_REF when looking for packed references.
(vect_supportable_dr_alignment): Likewise.
2012-04-03 Richard Guenther <>
Backport from mainline
2012-03-15 Richard Guenther <>
PR middle-end/52580
* tree-data-ref.c (subscript_dependence_tester_1): Check
all dimensions for non-conflicting access functions.
2012-04-03 Richard Guenther <>
Backport from mainline
2012-03-06 Richard Guenther <>
PR middle-end/52493
* tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.
2012-03-23 Richard Guenther <>
PR tree-optimization/52678
* tree-vectorizer.h (struct _stmt_vec_info): Add
loop_phi_evolution_part member.
* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Initialize
* tree-vect-loop-manip.c (vect_update_ivs_after_vectorizer):
Use the cached evolution part and the PHI nodes value from
the loop preheader edge instead of re-analyzing the evolution.
2012-03-26 Richard Guenther <>
PR tree-optimization/52701
* tree-vect-loop.c (vect_analyze_scalar_cycles_1): Always
compute and set the evolution part of PHI nodes.
2012-03-30 Richard Guenther <>
PR tree-optimization/52754
* tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Only
propagate arbitrary addresses into really plain dereferences.
2012-04-03 Jakub Jelinek <>
PR tree-optimization/52835
* tree-data-ref.c (build_rdg): Return NULL if
compute_data_dependences_for_loop failed.
2012-03-31 Eric Botcazou <>
* tree-cfg.c (call_can_make_abnormal_goto): New predicate.
(stmt_can_make_abnormal_goto): Use it.
(is_ctrl_altering_stmt): Likewise.
2012-03-31 Martin Jambor <>
Backported from mainline
2012-03-30 Martin Jambor <>
* tree-ssa-ccp.c (insert_clobbers_for_var): Do not assert that there
is a builtin_stack_save in a dominating BB.
2012-03-29 Uros Bizjak <>
* config/i386/ (avx_h<plusminus_insn>v4df3): Fix results
crossing 128bit lane boundary.
2012-03-29 Uros Bizjak <>
Backported from mainline
2012-03-27 Uros Bizjak <>
PR target/52698
* config/i386/i386-protos.h (ix86_legitimize_reload_address):
New prototype.
* config/i386/i386.h (LEGITIMIZE_RELOAD_ADDRESS): New define.
* config/i386/i386.c: Include reload.h.
(ix86_legitimize_reload_address): New function.
2012-03-28 Martin Jambor <>
Backported from mainline
2012-03-27 Martin Jambor <>
PR middle-end/52693
* tree-sra.c (sra_modify_assign): Do not call
load_assign_lhs_subreplacements when working with an unscalarizable
2012-03-28 Jakub Jelinek <>
PR middle-end/52691
* tree-ssa-ccp.c (optimize_stdarg_builtin): Optimize
__builtin_va_start to __builtin_next_arg if the latter is
builtin_decl_explicit_p rather than when it is not.
PR middle-end/52750
* tree-vect-generic.c (vector_element): Perform multiplication
for pos in bitsizetype type instead of idx type.
2012-03-28 Georg-Johann Lay <>
Backport from 2012-03-28 mainline r185910.
PR target/52692
* config/avr/avr.c (TARGET_BUILTIN_DECL): New define.
(avr_builtin_decl): New static function.
(struct avr_builtin_description, avr_bdesc): Move up.
Add GTY marker. Add field fndecl. Remove redundant field id.
(avr_init_builtins): Initialize avr_bdesc[ID].fndecl.
(avr_expand_builtin): Code cleanup because .id is removed.
2012-03-28 Aurelien Buhrig <>
PR middle-end/51893
* expmed.c (store_bit_field_1): Fix wordnum value for big-endian
2012-03-28 Georg-Johann Lay <>
Backport from 2012-03-28 mainline r185907.
PR target/52737
* config.gcc (tm_file): Remove avr/multilib.h.
* doc/invoke.texi (AVR Options): Adjust
documentation of -mtiny-stack.
* config/avr/genmultilib.awk: Remove code to generate multilib.h.
(BEGIN): Use -msp8 as multilib option instead of -mtiny-stack.
* config/avr/t-avr: Remove generation of multilib.h.
* config/avr/t-multilib: Regenerate.
* config/avr/multilib.h: Remove.
* config/avr/avr.opt (-msp8): New option.
(avr_sp8): New variable.
* config/avr/driver-avr.c (avr_device_to_sp8): New function.
* config/avr/avr.h (AVR_HAVE_SPH): New define.
(AVR_HAVE_8BIT_SP): Also set by avr_sp8 i.e. -msp8.
(avr_device_to_sp8): New prototype.
(EXTRA_SPEC_FUNCTIONS): Add { "device_to_sp8", avr_device_to_sp8 }
(DRIVER_SELF_SPECS): New define.
* config/avr/avr-c.c (avr_cpu_cpp_builtins): New built-in defines:
__AVR_SP8__, __AVR_HAVE_SPH__.
* config/avr/avr.c (output_movhi): Use AVR_HAVE_SPH instead of
AVR_HAVE_8BIT_SP to decide if SP_H is present.
(avr_file_start): Ditto.
2012-03-28 Jakub Jelinek <>
PR target/52736
* config/i386/ (sse2_loadlpd splitter): Use offset 0
instead of 8 in adjust_address.
2012-03-27 Eric Botcazou <>
* expmed.c (store_bit_field): Assert that BITREGION_START is a multiple
of a unit before computing the offset in units.
2012-03-27 Richard Guenther <>
PR middle-end/52720
* fold-const.c (try_move_mult_to_index): Handle &x.array more
2012-03-24 Eric Botcazou <>
PR target/52610
* config/sparc/sparc.h (ASM_CPU_SPEC): Pass -Av8 if -mcpu=leon.
2012-03-24 Steven Bosscher <>
PR middle-end/52640
* varasm.c: Include pointer-set.h.
(pending_assemble_externals_set): New pointer set.
(process_pending_assemble_externals): Destroy the pointer set.
(assemble_external): See if decl is in pending_assemble_externals_set,
and add it to pending_assemble_externals if necessary.
(init_varasm_once): Allocate pending_assemble_externals_set.
2012-03-23 Michael Meissner <>
Backported from mainline
2012-03-06 Michael Meissner <>
PR target/50310
* config/rs6000/ (vector_uneq<mode>): Add support for
UNEQ, LTGT, ORDERED, and UNORDERED IEEE vector comparisons.
(vector_ltgt<mode>): Likewise.
(vector_ordered<mode>): Likewise.
(vector_unordered<mode>): Likewise.
* config/rs6000/rs6000.c (rs6000_emit_vector_compare_inner): Likewise.
2012-03-23 Joern Rennecke <>
* config/epiphany/epiphany.c (epiphany_function_value_regno_p):
Make static.
2012-03-22 Kaz Kojima <>
Backported from mainline
2012-03-02 Kaz Kojima <>
PR target/48596
PR target/48806
* config/sh/sh.c (sh_register_move_cost): Increase cost between
2012-03-22 Jakub Jelinek <>
PR middle-end/52547
* tree-nested.c (convert_tramp_reference_stmt): Call declare_vars
on any new_local_var_chain vars declared during recursing on
2012-03-22 Georg-Johann Lay <>
Backport from 2012-03-22 mainline r185692.
PR target/52496
* config/avr/ (unspec): Remove UNSPEC_MEMORY_BARRIER.
(cli_sei): Use unspec_volatile instead of unspec for memory barrier.
(delay_cycles_1, delay_cycles_2): Ditto.
(delay_cycles_3, delay_cycles_4): Ditto.
(nopv, *nopv): Ditto.
(sleep, *sleep): Ditto.
(wdr, *wdr): Ditto.
Backport from 2012-03-21 mainline r185605.
PR rtl-optimization/52543
PR target/52461
* config/avr/avr-protos.h (avr_load_lpm): New prototype.
* config/avr/avr.c (avr_mode_dependent_address_p): New function.
(avr_load_libgcc_p): Restrict to __flash loads.
(avr_out_lpm): Only handle 1-byte loads from __flash.
(avr_load_lpm): New function.
(avr_find_unused_d_reg): Remove.
(avr_out_lpm_no_lpmx): Remove.
(adjust_insn_length): Handle ADJUST_LEN_LOAD_LPM.
* config/avr/ (unspec): Add UNSPEC_LPM.
(load_<mode>_libgcc): Use UNSPEC_LPM instead of MEM.
(load_<mode>, load_<mode>_clobber): New insns.
(mov<mode>): For multi-byte move from non-generic
16-bit address spaces: Expand to load_<mode> resp.
(load<mode>_libgcc): Remove expander.
(split-lpmx): Remove split.
Backport from 2012-03-13 mainline r185329.
PR target/52488
* config/avr/avr.c (avr_prologue_setup_frame): Cut down stack
offset (size) to a value the insns can deal with.
(expand_epilogue): Ditto.
Backport from 2012-03-12 mainline r185256.
PR target/52499
* config/avr/avr.c (avr_mode_code_base_reg_class): Change return
type from reg_class_t to enum reg_class.
* config/avr/avr-protos.h (avr_mode_code_base_reg_class): Ditto.
Backport from 2012-03-12 mainline r185253.
PR target/52148
* config/avr/avr.c (avr_out_movmem): Fix typo in output template
for the case ADDR_SPACE_FLASH and AVR_HAVE_LPMX introduced in
r184615 from 2012-02-28.
Backport from 2012-03-08 mainline r185105.
* config/avr/ (*addhi3, addhi3_clobber): Add "w" alternative
for constants in [-63,63].
Backport from 2012-03-08 mainline r185100.
PR target/52496
* config/avr/avr.c (avr_mem_clobber): New static function.
(avr_expand_delay_cycles): Add memory clobber operand to
delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
* config/avr/ (unspec): Add UNSPEC_MEMORY_BARRIER.
(enable_interrupt, disable_interrupt): New expander.
(nopv, sleep, wdr): New expanders.
(delay_cycles_1): Add memory clobber.
(delay_cycles_2): Add memory clobber.
(delay_cycles_3): Add memory clobber.
(delay_cycles_4): Add memory clobber.
(cli_sei): New insn from former "enable_interrupt",
"disable_interrupt" with memory clobber.
(*wdt): New insn from former "wdt" with memory clobber.
(*nopv): Similar, but for "nopv".
(*sleep): Similar, but for "sleep".
Backport from 2012-03-07 mainline r185043.
PR target/52484
* config/avr/ (xload<mode>_A): Add R22... to register footprint.
Backport from 2012-03-07 mainline r185032.
PR target/52506
* gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
(expand_prologue): Only clear RAMPZ if it has effect on RAM-read.
Backport from 2012-03-07 mainline r185031.
PR target/52505
* config/avr/avr.c (avr_out_xload): Don't read unintentionally
from RAM.
* config/avr/ (xload_8): Adjust insn length.
Backport from 2012-03-07 mainline r185030.
PR target/52461
* gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
if RAMPZ affects reading from RAM.
Backport from 2012-03-05 mainline r184919.
* config/avr/ (*umaddqihi4.2): New insn-and-split.
2012-03-22 Georg-Johann Lay <>
Backport from mainline r185259.
PR other/52545
2012-03-22 Jakub Jelinek <>
Backported from mainline
2012-03-13 Jakub Jelinek <>
PR c/52577
* c-parser.c (c_parser_postfix_expression)
<case RID_BUILTIN_SHUFFLE>: Call mark_exp_read on argument values.
* config/i386/smmintrin.h: Avoid /* within a comment.
* config/i386/nmmintrin.h: Likewise.
2012-03-22 Richard Guenther <>
* BASE-VER: Set to 4.7.1.
* DEV-PHASE: Set to prerelease.
2012-03-22 Release Manager
* GCC 4.7.0 released.
2012-03-16 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/install.texi (Specific, *-*-solaris2*): Improve wording.
2012-03-15 Jakub Jelinek <>
Andrew Pinski <>
PR middle-end/52592
* builtins.c (expand_builtin_int_roundingfn_2): If expanding
BUILT_IN_IR{INT,OUND}* using optab fails, emit lr{int,ound}*
calls instead of __builtin_ir{int,ound}*.
2012-03-14 Jakub Jelinek <>
PR c++/52582
* config/rs6000/rs6000.c (call_ABI_of_interest): Return true
if c_node is NULL.
2012-03-13 Joseph Myers <>
* doc/invoke.texi (-std=c99), doc/standards.texi (C language):
Refer to GCC 4.7 version of c99status.html.
2012-03-12 Michael Meissner <>
Backport from mainline
2012-03-09 Michael Meissner <>
* config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
redefine to be NULL if the current bit-size is different from the
configured bit-size.
* config/rs6000/rs6000.c (rs6000_option_override_internal): If the
cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
set the default tuning. Add asserts to make sure the cpu and tune
indexes are defined. Fix tests for cpu/tune index to use >= 0 to
test whether the index is set, instead of > 0.
(rs6000_file_start): Do not reset the default cpu if the current
bit-size is different from the configured bit-size.
2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/install.texi (Specific, i?86-*-solaris2.[89]): Update
binutils reference.
(Specific, i?86-*-solaris2.10): Remove GCC 4.0 reference.
Update binutils references.
(Specific, *-*-solaris2*): Mention bundled GCC in Solaris 10 and 11.
Update binutils reference.
Update Sun as/GNU ld caveat.
Document binutils largefile requirement for LTO plugin.
Remove reference to alternate libpthread.
2012-03-12 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* doc/install.texi (Specific, alpha*-dec-osf5.1): Update binutils
(Specific, mips-sgi-irix6): Likewise.
2012-03-08 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* (gcc_cv_as_ix86_tlsldmplt): Add label.
* configure: Regenerate.
2012-03-07 Richard Henderson <>
* config/m68k/m68k.h (ISA_HAS_TAS): New.
* config/m68k/ (atomic_test_and_set): Use it.
(atomic_test_and_set_1): Likewise.
2012-03-07 Ralf Corsépius <>
PR target/51417
* Let install-gcc-ar depend on installdirs,
gcc-ar$(exeext), gcc-nm$(exeext), gcc-ranlib$(exeext).
Don't double canonicalize if cross-compiling.
2012-03-06 Aldy Hernandez <>
* trans-mem.c: New typedef for tm_region_p.
Define vector types for tm_region_p.
(tm_region_init): Replace region_worklist to a vector called
2012-03-06 Aldy Hernandez <>
PR middle-end/52463
* trans-mem.c (tm_region_init): Use last_basic_block.
2012-03-05 Richard Henderson <>
PR tree-opt/52242
Revert: 2011-11-26 Richard Henderson <>
* omp-low.c (expand_omp_atomic): Assume anything aligned to
2012-03-05 Oleg Endo <>
* config/sh/sh.c (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
2012-03-05 Richard Henderson <>
PR target/52481
* config/m68k/ (atomic_test_and_set): Use expand_simple_unop
instead of calling negqi2 directly.
2012-03-05 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* config/mips/iris6.h [!USED_FOR_TARGET] (long_intmax): Declare.
(INTMAX_TYPE): Use it.
(UINTMAX_TYPE): Likewise.
(irix6_c_common_override_options): Declare.
* config/mips/mips.c [TARGET_IRIX6] (long_intmax): Define.
* config/mips/irix6-c.c: New file.
* config/mips/t-irix6 (irix6-c.o): New target.
* config.gcc (mips-sgi-irix6.5): Set c_target_objs,
2012-03-02 Richard Henderson <>
* optabs.c (expand_atomic_test_and_set): Honor
atomic_test_and_set_trueval even when atomic_test_and_set
optab is not in use.
2012-03-02 Peter Bergner <>
Backport from mainline
2012-03-02 Peter Bergner <>
* config/rs6000/ (vsx_set_<mode>): Reorder operands.
2012-03-02 Richard Guenther <>
* DEV-PHASE: Set to prerelease.
2012-03-01 Richard Earnshaw <>
* config.gcc (obsolete): Add all ARM targets using the FPA.
(with_fpu): Obsolete selection of the FPA or Maverick on ARM.
* doc/install.texi: Avoid references to obsolete ARM ports.
2012-03-01 Joern Rennecke <>
* config/epiphany/ (movmisalign<mode>): New patterns.
2012-03-01 Jeremy Bennett <>
Joern Rennecke <>
* doc/extend.texi: Expand and update information on interrupt
attribute for Epiphany.
2012-03-01 Oleg Endo <>
* config/sh/sh-protos.h: Update copyright notice dates.
* config/sh/sh.h: Likewise.
* config/sh/ Likewise.
* config/sh/ Likewise.
* config/sh/ Likewise.
2012-03-01 Oleg Endo <>
* config/sh/sh-protos.h (tertiary_reload_operand): Remove dead function.
* config/sh/sh.c (tertiary_reload_operand): Likewise.
2012-03-01 Oleg Endo <>
* config/sh/ Fix comment typo.
2012-03-01 John David Anglin <>
PR target/52408
* config/pa/ (zvdep_imm32): Change type of variable x from int to
unsigned HOST_WIDE_INT.
(zvdep_imm64): Likewise.
(vdepi_ior): Change type of variable x from int to HOST_WIDE_INT.
(vdepi_and): Likewise.
Likewise for unamed 64-bit patterns.
* config/pa/ (lhs_lshift_cint_operand): Update comment.
2012-03-01 Alexandre Oliva <>
PR debug/52001
PR rtl-optimization/52417
* cselib.c (cselib_any_perm_equivs): New variable.
(cselib_reset_table): Check that it's not set when not
preserving constants.
(cselib_add_permanent_equiv): Set it.
(cselib_have_permanent_equivalences): New.
(cselib_init, cselib_finish): Reset it.
* cselib.h (cselib_have_permanent_equivalences): Declare.
* alias.c (get_addr): Restore earlier behavior when there
aren't permanent equivalences.
2012-03-01 Steven Bosscher <>
* config/mn10300/mn10300-modes.def: Fix copyright notice.
* config/v850/v850-modes.def: Fix copyright notice.
2012-03-01 Georg-Johann Lay <>
* doc/extend.texi (AVR Built-in Functions): Document
* config/avr/builtins.def (__builtin_avr_flash_segment): New entry.
* config/avr/ (flash_segment, flash_segment1): New expanders.
(*split.flash_segment): New insn-and-split.
* config/avr/avr.c (avr_init_builtins): Add local variables:
const_memx_void_node, const_memx_ptr_type_node,
2012-03-01 Jakub Jelinek <>
PR tree-optimization/52445
* tree-ssa-phiopt.c (struct name_to_bb): Remove ssa_name field,
add ssa_name_ver, offset and size fields and change store field
to bool.
(name_to_bb_hash, name_to_bb_eq): Adjust for the above changes.
(add_or_mark_expr): Likewise. Only consider previous stores
with the same size and offset.
(nt_init_block): Only look at gimple_assign_single_p stmts,
doesn't look at rhs2.
2012-03-01 Richard Guenther <>
PR middle-end/52443
* tree-cfg.c (verify_gimple_assign_unary): Allow any
conversions from integral types to pointer types.
2012-03-01 Georg-Johann Lay <>
* config/avr/avr-c.c (avr_cpu_cpp_builtins): Restore built-in
defines for __UINT24_MAX__, __INT24_MAX__, __INT24_MIN__
unintentionally removed in r184616.
2012-03-01 Venkataramanan Kumar <>
* doc/invoke.texi: Document AMD bdver2 and remove mentioning
3DNow from bdver1.
2012-02-29 Jakub Jelinek <>
Uros Bizjak <>
PR target/52437
* config/i386/ (vec_set<mode>_0): Swap "*r" and "fF"
alternatives, add "e" constraint to the new last alternative
and ! to last 3 alternatives.
2012-02-29 Eric Botcazou <>
* dwarf2out.c (modified_type_die): Set DW_AT_GNAT_descriptive_type and
DW_AT_artificial attributes at the end of the processing.
(gen_array_type_die): Likewise.
(gen_enumeration_type_die): Likewise.
(gen_struct_or_union_type_die): Likewise.
(add_gnat_descriptive_type_attribute): Do not suppress debug info for
the parent type.
2012-02-29 Jakub Jelinek <>
PR middle-end/52419
* expr.c (expand_assignment): If doing misaligned store that doesn't
cover all mode bits, perform a RMW cycle.
PR tree-optimization/52429
* tree-parloops.c (separate_decls_in_region_debug): Return early
if var is LABEL_DECL.
2012-02-29 Bill Schmidt <>
PR tree-optimization/52424
* tree-ssa-dom.c (dom_opt_leave_block): Push a marker before
calling dom_thread_across_edge.
2012-02-29 Georg-Johann Lay <>
* config/avr/avr.c: Move definition of TARGET macros to end of file.
2012-02-29 Georg-Johann Lay <>
* config/avr/avr-protos.h (avr_output_bld): Remove unused prototype.
* config/avr/avr.c (avr_output_bld): Remove unused function.
(avr_out_sbxx_branch): Use "%T" to print bit position.
2012-02-29 Georg-Johann Lay <>
* config/avr/ Untabify.
2012-02-29 Georg-Johann Lay <>
* config/avr/ (eqne): New code iterator.
(*dec-and-branchsi): Use it in text peephole's condition.
(*dec-and-branchhi): Ditto.
(*dec-and-branchqi): Ditto.
2012-02-29 Georg-Johann Lay <>
PR target/49939
* config/avr/avr.h (ASM_SPEC): Add -mno-skip-bug if we know that
the device does not have the skip-bug.
2012-02-29 Oleg Endo <>
* doc/invoke.texi (-msoft-atomic): Add more detailed description.
(-mbranch-cost, -mcbranchdi -mcmpeqdi -mfused-madd
-mpretend-cmove): New.
2012-02-29 Jakub Jelinek <>
PR bootstrap/52397
* df.h (struct df_d): Adjust comment that hard_regs_live_count
doesn't count DEBUG_INSN refs.
* df-scan.c (df_ref_create_structure): Don't set DF_HARD_REG_LIVE
for DEBUG_INSN refs.
2012-02-28 Ulrich Weigand <>
Partially revert:
2012-02-20 Richard Guenther <>
PR tree-optimization/52298
* tree-vect-stmts.c (vectorizable_load): Properly use
STMT_VINFO_DR_STEP instead of DR_STEP when vectorizing
outer loops.
2012-02-28 Aldy Hernandez <>
PR middle-end/51752
* gimple.h (gimple_in_transaction): New.
(gimple_set_in_transaction): New.
(struct gimple_statement_base): Add in_transaction field.
* tree-ssa-loop-im.c: (movement_possibility): Restrict movement of
transaction loads.
(tree_ssa_lim_initialize): Compute transaction bits.
* tree.h (compute_transaction_bits): Protoize.
* trans-mem.c (tm_region_init): Use the heap to store BB
auxilliary data.
(compute_transaction_bits): New.
2012-02-28 Bernhard Reutner-Fischer <>
* gcc.c (display_help): Document --help=common and sort entries
2012-02-28 Bernhard Reutner-Fischer <>
* doc/install.texi: Document check-$LANG specific shortcuts
2012-02-28 Matthew Gretton-Dann <>
PR target/51534
* config/arm/arm.c (neon_builtin_data): Add entries for vcgeu
and vcgtu.
* config/arm/arm_neon.h: Regenerate.
* config/arm/ (unspec): Add UNSPEC_VCGEU, and UNSPEC_VCGTU.
(neon_vcgeu): New insn.
(neon_vcgtu): Likewise.
* config/arm/ (s_8_32, u_8_32): New lists.
(ops): Unsigned comparison intrinsics call a different
2012-02-28 Richard Guenther <>
PR target/52407
* config/i386/i386.c (ix86_expand_vector_set): Fix element
ordering for the VEC_CONCAT for two element vectors for
V2SFmode, V2SImode and V2DImode.
2012-02-28 Richard Earnshaw <>
PR target/49448
* config.gcc (arm*-*-linux*): Use an unambiguous pattern for
detecting big-endian triplets.
2012-02-28 Richard Earnshaw <>
* arm.c (aapcs_vfp_is_call_or_return_candidate): Only use the machine
mode if there is no type information available.
2012-02-28 Thomas Koenig <>
PR tree-optimization/53207
* doc/invoke.texi: Document as experimental and relying on graphite.
2012-02-28 Georg-Johann Lay <>
* config/avr/avr-devices.c (avr_mcu_type): Adjust NULL part
of initializer to changes from r184614.
2012-02-28 Richard Guenther <>
PR tree-optimization/52395
* tree-sra.c (build_ref_for_offset): Also look at the base
TYPE_ALIGN when figuring out the alignment of the replacement.
2012-02-28 Richard Guenther <>
PR tree-optimization/52402
* ipa-prop.c (ipa_modify_call_arguments): Properly use
mis-aligned types when creating the accesses at the call site.
2012-02-28 Georg-Johann Lay <>
* config/avr/builtins.def: New file.
* config/avr/t-avr (avr.o, avr-c.o): Depend on it.
* config/avr/avr.c (enum avr_builtin_id): Use it.
(avr_init_builtins): Use it. And use avr_bdesc.
(bdesc_1arg): Remove.
(bdesc_2arg): Remove.
(bdesc_3arg): Remove.
(struct avr_builtin_description): Add field n_args.
(avr_bdesc): New static variable using builtins.def.
(avr_expand_builtin): Use it.
Don't call avr_expand_delay_cycles if op0 is not CONST_INT.
(avr_fold_builtin): Fold AVR_BUILTIN_SWAP.
Don't fold AVR_BUILTIN_INSERT_BITS if arg0 is not INTEGER_CST.
2012-02-28 Georg-Johann Lay <>
PR target/52148
* config/avr/ (movmem_<mode>): Replace match_operand that
match only one single hard register with respective hard reg rtx.
(movmemx_<mode>): Ditto.
* config/avr/avr.c (avr_emit_movmemhi): Adapt expanding to new
insn anatomy of movmem[x]_<mode>.
(avr_out_movmem): Same for printing assembler and operand usage.
2012-02-28 Georg-Johann Lay <>
PR target/49868
PR target/52261
* doc/extend.texi (AVR Named Address Spaces): No more try to fix
address spaces located outside of device flash.
* config/avr/avr.h (base_arch_s): Remove field n_segments.
(mcu_type_s): Add field n_flash.
* config/avr/avr-devices.c (avr_arch_types): Remove .n_segments.
Set .have_elpm and .have_elpmx to 1 for avrxmega4 and avrxmega5.
(AVR_MCU): Add N_FLASH argument.
* config/avr/avr-mcus.def (AVR_MCU): Add initializer for .n_flash.
* config/avr/avr-c.c (avr_cpu_cpp_builtins): Only define built-in
macro __FLASH<n> if that address space makes sense for the device.
* config/avr/avr.c (avr_out_lpm): Don't try to fix address spaces
outside of target flash.
(avr_asm_named_section): Ditto.
(avr_asm_select_section): Ditto.
(avr_addr_space_convert): Ditto.
(avr_emit_movmemhi): Ditto.
(avr_nonconst_pointer_addrspace, avr_pgm_check_var_decl): Error if
address space is outside of device flash.
(avr_insert_attributes): Ditto.
(avr_xload_libgcc_p): Use avr_current_device->n_flash instead of
2012-02-27 H.J. Lu <>
PR target/52352
* config/i386/ (*movabs<mode>_1): Enable only for
(*movabs<mode>_2): Likewise.
2012-02-27 Jakub Jelinek <>
PR target/52375
* config/arm/ (vashr<mode>3, vlshr<mode>3): Use
s_register_operand in the test instead of REG_P. Don't call
gen_reg_rtx if it won't be used.
PR tree-optimization/52376
* ipa-split.c (split_function): Ignore CLOBBER stmts.
2012-02-27 Stuart Henderson <>
* ifcvt.c (noce_get_condition): Check condition variable is not
small_register_classes_for_mode_p before accepting.
2012-02-27 Uros Bizjak <>
* config/i386/ (*movabs<mode>_1): Fix operand 1 constraints.
2012-02-27 Matthew Gretton-Dann <>