Use word_mode to push/pop register for x86

2012-03-08  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
with integer parameters in registers.
(gen_push): Push register in word_mode instead of Pmode.
(ix86_emit_save_regs): Likewise.
(ix86_emit_save_regs_using_mov): Save integer registers in
word_mode.
(gen_pop): Pop register in word_mode instead of Pmode.
(ix86_emit_restore_regs_using_pop): Likewise.
(ix86_expand_prologue): Replace Pmode with word_mode for push
immediate.  Use ix86_gen_pro_epilogue_adjust_stack.  Save and
restore RAX and R10 in word_mode.
(ix86_emit_restore_regs_using_mov): Restore integer registers
in word_mode.
(ix86_expand_split_stack_prologue): Save R10_REG and restore in
word_mode.
(ix86_split_to_parts): Use word_mode with PUT_MODE for push.
(ix86_split_long_move): Likewise.

* config/i386/i386.md (W): New.
(*push<mode>2_prologue): Replace :P with :W.
(*pop<mode>1): Likewise.
(*pop<mode>1_epilogue): Likewise.
(push/pop peephole2): Use word_mode scratch registers.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185123 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185120 138bc75d-0d04-0410-961f-82ee72b054a4

compiler: Don't initialize zero sized variables.
* go-gcc.cc (Gcc_backend::init_statement): Don't initialize a
zero-sized variable.
(go_non_zero_struct): New global variable.
(Gcc_backend::non_zero_size_type): New function.
(Gcc_backend::global_variable): Don't build an assignment for a
zero-sized value.
* go-c.h (go_non_zero_struct): Declare.
* config-lang.in (gtfiles): Add go-c.h.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185115 138bc75d-0d04-0410-961f-82ee72b054a4

* config/i386/predicates.md (indirect_branch_operand): Simplify.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185111 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-08  Tobias Burnus  <burnus@net-b.de>

        PR fortran/52469
        * trans-types.c (gfc_get_function_type): Handle backend_decl
        of a procedure pointer.

2012-03-08  Tobias Burnus  <burnus@net-b.de>

        PR fortran/52469
        * gfortran.dg/proc_ptr_34.f90

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185109 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-08  Paolo Carlini  <paolo.carlini@oracle.com>

* typeck.c (build_array_ref, cp_build_addr_expr_1, convert_ptrmem,
build_ptrmemfunc): Consistently forward the tsubst_flags_t
parameter.
* call.c (resolve_args): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185106 138bc75d-0d04-0410-961f-82ee72b054a4

* config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
for constants in [-63,63].

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185105 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/52530
Revert:
2012-03-04  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/i386.c (ix86_print_operand_address): Only handle
zero-extended DImode addresses.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185103 138bc75d-0d04-0410-961f-82ee72b054a4

Fix R_386_TLS_LDM_PLT detection

* configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
* configure: Regenerate.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185101 138bc75d-0d04-0410-961f-82ee72b054a4

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/avr.md (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".

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185100 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-08  Benjamin Kosnik  <bkoz@redhat.com>

    * doc/doxygen/user.cfg.in: Update to Doxygen 1.8.0.
    * include/bits/locale_facets.h: Adjust markup to avoid warnings.
    * include/ext/pb_ds/assoc_container.hpp: Same.
    * include/ext/pb_ds/priority_queue.hpp: Same.
    * include/std/fstream: Same.
    * include/std/ratio: Same.
    * testsuite/20_util/ratio/cons/cons_overflow_neg.cc: Adjust line
    numbers.
    * testsuite/20_util/ratio/operations/ops_overflow_neg.cc: Same.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185094 138bc75d-0d04-0410-961f-82ee72b054a4

compiler: Don't crash on array assignment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185092 138bc75d-0d04-0410-961f-82ee72b054a4

PR libstdc++/52433
* include/debug/safe_iterator.h (_Safe_iterator): Add debug checks
to move constructor and move assignment operator.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185089 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185088 138bc75d-0d04-0410-961f-82ee72b054a4

* cp-demangle.c (cplus_demangle_operators): Add li.
(d_unqualified_name): Handle it specially.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185082 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/52503
* config/sh/sh.opt (msoft-atomic): Use Var instead of Mask.
* config/sh/linux.h (TARGET_DEFAULT): Remove MASK_SOFT_ATOMIC.
(SUBTARGET_OVERRIDE_OPTIONS): Define.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185081 138bc75d-0d04-0410-961f-82ee72b054a4

compiler: Don't crash if writing type functions too late due to error.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185080 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/52521
* mangle.c (write_literal_operator_name): The length comes after the
operator prefix.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185079 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc-interface/decl.c (gnat_to_gnu_entity): Do not set flags on the
DECL node built for a type which has a non-trivial equivalent type.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185076 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc-interface/gigi.h (rest_of_type_decl_compilation): Delete.
* gcc-interface/decl.c (defer_finalize_level): Likewise.
(defer_finalize_list): Likewise.
(gnat_to_gnu_entity): Delete references to above variables and do not
call rest_of_type_decl_compilation.
(rest_of_type_decl_compilation): Delete.
(rest_of_type_decl_compilation_no_defer): Likewise.
* gcc-interface/utils.c (rest_of_record_type_compilation): Do not call
rest_of_type_decl_compilation.
(create_type_decl): Likewise.
(update_pointer_to): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185075 138bc75d-0d04-0410-961f-82ee72b054a4

Rename some internal atomic macros to have a less generic prefix.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185074 138bc75d-0d04-0410-961f-82ee72b054a4

* config/i386/predicates.md (x86_64_zext_general_operand): New.
* config/i386/i386.md (*zero_extendsidi2_rex64): Change operand 1
predicate to x86_64_zext_general_operand.  Accept "Z" constraint.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185073 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc-interface/trans.c (Identifier_to_gnu): Don't unshare initializer.
(add_decl_expr): Mark external DECLs as used.
* gcc-interface/utils.c (convert) <CONSTRUCTOR>: Copy the vector.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185072 138bc75d-0d04-0410-961f-82ee72b054a4

Fix an unwinding bug for functions with dynamic stack frames.

* 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
EH_RETURN_STACKADJ_RTX.
* 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
by EH_RETURN_STACKADJ_RTX.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185070 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Tristan Gingold  <gingold@adacore.com>

* s-ransee-vms.adb: New file.
* gcc-interface/Makefile.in: Use s-ransee-vms.adb on VMS.
* gcc-interface/Make-lang.in: Update dependencies.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185067 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Bob Duff  <duff@adacore.com>

* rtsfind.ads: Add support for finding Super_String types.
* sem_util.ads, sem_util.adb (Is_Bounded_String): New function
to determine whether a given type is a bounded string type.
(Is_Fully_Initialized_Type): Return True for bounded
string types, to suppress bogus warnings.
* exp_ch4.adb (Expand_Composite_Equality): Special case for bounded
strings: equality composes. This allows us to remove default values in
super strings.
* a-strsup.ads, a-stwisu.ads, a-stzsup.ads: Update comments.
* exp_ch3.adb (Expand_Freeze_Record_Type): Comment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185066 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Robert Dewar  <dewar@adacore.com>

* sem_util.adb, exp_ch4.adb, exp_ch6.adb, sem_ch6.adb: Minor
reformatting.

2012-03-07  Sergey Rybin  <rybin@adacore.com frybin>

* gnat_ugn.texi: gnatpp: fix paragraph about sources with
preprocessor directives.

2012-03-07  Arnaud Charlet  <charlet@adacore.com>

* s-osinte-linux.ads, s-taprop-linux.adb (prctl): New function.
(Enter_Task): Call prctl when relevant.

2012-03-07  Tristan Gingold  <gingold@adacore.com>

* s-osinte-vms.ads: pthread_mutex_setname_np: new function.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185065 138bc75d-0d04-0410-961f-82ee72b054a4

compiler: Fix struct inheriting interface with varargs method.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185060 138bc75d-0d04-0410-961f-82ee72b054a4

* doc/invoke.texi (AVR Built-in Macros): Correct condition for
when __AVR_3_BYTE_PC__ is defined.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185059 138bc75d-0d04-0410-961f-82ee72b054a4

* config/i386/i386.c (ix86_print_operand_punct_valid_p): Add '^'.
(ix86_print_operand): Handle '^'.
* config/i386/i386.md (*strmovdi_rex_1): Macroize memory operands
using P mode iterator.  Add %^ to asm template to conditionally emit
addr32 prefix.
(*rep_movdi_rex64): Ditto.
(*strsetdi_rex_1): Ditto.
(*rep_stosdi_rex64): Ditto.
(*strmov{si,hi,qi}_1): Add %^ to asm template to
conditionally emit addr32 prefix.
(*rep_mov{si,qi}): Ditto.
(*strset{si,hi,qi}): Ditto.
(*rep_stos{si,qi}): Ditto.
(*cmpstrnqi_nz_1): Ditto.
(*cmpstrnqi_1): Ditto.
(*strlenqi_1): Ditto.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185058 138bc75d-0d04-0410-961f-82ee72b054a4

Pass pointers in word_mode instead of Pmode

2012-03-07  H.J. Lu  <hongjiu.lu@intel.com>

* config/i386/i386.c (function_value_64): Return pointers in
word_mode instead of Pmode.
(ix86_promote_function_mode): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185057 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Ed Schonberg  <schonberg@adacore.com>

* sem_ch6.adb (Process_Formals): a generic subprogram with
a formal incomplete type does not require a freeze node.

2012-03-07  Bob Duff  <duff@adacore.com>

* sem_util.ads: Minor reformatting.

2012-03-07  Geert Bosch  <bosch@adacore.com>

* targparm.ads: New target parameter Atomic_Sync_Default,
defaulting to True.
* targparm.adb (Get_Target_Parameters): Add processing for
Atomic_Sync_Default.
* gnat1drv.adb (Adjust_Global_Switches): Adjust Supress_Options
based on ASD.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185056 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Javier Miranda  <miranda@adacore.com>

* sem_ch3.adb (Analyze_Object_Declaration): If the object
declaration has an init expression then stop the analysis of the
object declaration if the expression which initializes the object
is a call to an inlined function which returns an unconstrained
and has been expanded into a procedure call.
* sem_ch5.adb (Has_Call_Using_Secondary_Stack): Add missing
support to handle selected components.
* sem_ch6.ads (Cannot_Inline): Adding parameter Is_Serious plus
documentation.
* sem_ch6.adb (Check_And_Build_Body_To_Inline): New
subprogram which implements the checks required by the
new rules for frontend inlining and builds the body to inline.
(Analyze_Subprogram_Body_Helper): Move code that
checks inlining of subprogram that has nested subprogram
to Check_And_Build_Body_To_Inline.  Replace call to
Build_Body_To_Inline by call to the new subprogram
Check_And_Build_Body_To_Inline.
(Cannot_Inline): New implementation.
* sem_ch12.adb (Analyze_Package_Instantiation.Must_Inline_Subp):
New subprogram.
* sem_util.ad[sb] (Must_Inline): New subprogram.
(Returns_Unconstrained_Type): New subprogram.
* sem_res.adb (Resolve_Call): Do not create a transient scope
for inlined calls.
* inline.ads (Analyzing_Inlined_Bodies): Remove unreferenced variable.
* inline.adb (Analyze_Inlined_Bodies, Initialize): Remove setting
to false the variable Analyzing_Inlined_Bodies.  Fix comments.
* exp_ch4.adb (Expand_N_Allocator): Fix handling of finalization master.
* exp_ch6.ads (List_Inlining_Info): New subprogram.
* exp_ch6.adb (Expand_Call.Do_Inline): New subprogram.
(Expand_Call.Do_Inline_Always): New subprogram.
(In_Unfrozen_Instance): Move the declaration of this subprogram.
(Expand_Inlined_Call.Reset_Dispatching_Calls): New subprogram.
(Expand_Inlined_Call): Adding new support for inlining functions
that return unconstrained types.
(List_Inlining_Info): New subprogram.
* debug.adb Document flags -gnatd.j and -gnatd.k
* gnat1drv.adb Add call to generate the new listing of inlined
calls and calls passed to the backend.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185055 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Robert Dewar  <dewar@adacore.com>

* sem_ch5.adb, s-vaflop.adb, s-taprop-vms.adb, exp_ch6.adb,
s-gearop.adb, sem_ch6.adb, s-bbthre.adb, g-trasym.adb: Minor
reformatting.

2012-03-07  Javier Miranda  <miranda@adacore.com>

* a-ngrear.ads: Add documentation.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185053 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Tristan Gingold  <gingold@adacore.com>

* s-taprop-vms.adb (Create_Task): set thread name.
* s-osinte-vms.ads (pthread_attr_setname_np): Declare.

2012-03-07  Arnaud Charlet  <charlet@adacore.com>

* g-trasym.adb: Minor reformatting.

2012-03-07  Robert Dewar  <dewar@adacore.com>

* a-ngrear.ads: Minor addition of ??? comment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185052 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Gary Dismukes  <dismukes@adacore.com>

* exp_ch4.adb (Apply_Accessibility_Check): Call
Remove_Side_Effects in the build-in-place case, to ensure that
we capture the call and don't end up with two calls.

2012-03-07  Javier Miranda  <miranda@adacore.com>

* exp_ch6.adb (Expand_Inlined_Call): Skip inlining of functions
that return unconstrained types using an extended return statement
since the support for inlining these functions has not been yet
added to the frontend.
* s-vaflop.adb, s-vaflop-vms-alpha.adb: Code reorganization.
* a-ngrear.ads: Replace all the Inline_Always pragmas by pragma
Inline.
* a-ngrear.adb (Eigenvalues, Transpose): Restructured to use
extended return statement.
* a-strsup.adb, a-stzsup.adb, a-stwisu.adb (Concat, Super_Slice,
Super_To_String): Restructured to use extended return statement.
* a-chahan.adb (To_Basic, To_Lower, To_Upper): Restructured to
use extended return statement.
* s-gearop.adb (Diagonal, Matrix_Elementwise_Operation,
Vector_Elementwise_Operation, Matrix_Elementwise_Operation,
Matrix_Matrix_Scalar_Elementwise_Operation,
Vector_Vector_Elementwise_Operation,
Vector_Vector_Scalar_Elementwise_Operation,
Matrix_Scalar_Elementwise_Operation,
Vector_Scalar_Elementwise_Operation,
Scalar_Matrix_Elementwise_Operation,
Scalar_Vector_Elementwise_Operation, Matrix_Matrix_Product,
Matrix_Vector_Product, Outer_Product, Unit_Matrix, Unit_Vector,
Vector_Matrix_Product): Restructured to use extended return
statement.

2012-03-07  Vincent Pucci  <pucci@adacore.com>

* sem_ch5.adb (One_Bound): Minor reformatting.

2012-03-07  Tristan Gingold  <gingold@adacore.com>

* s-osinte-vms-ia64.adb, s-osinte-vms-ia64.ads, s-osinte-vms.adb,
s-osinte-vms.ads, gcc-interface/Makefile.in: Merge s-osinte-vms and
s-osinte-vms-ia64.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185051 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Ed Schonberg  <schonberg@adacore.com>

* checks.adb (Apply_Predicate_Check): Do not generate a predicate
check is the context is an internally generated type-specific
function.
* sem_ch6.adb (Process_PPCs); the formals of internally generated
type-specific functions do not get assertion checks.

2012-03-07  Yannick Moy  <moy@adacore.com>

* gnat_rm.texi: Minor renaming of title.
* gnat_ugn.texi: Minor correction.

2012-03-07  Vincent Pucci  <pucci@adacore.com>

* exp_ch4.adb (Expand_N_Quantified_Expression): Minor
reformating.
* sem_ch4.adb (Analyze_Quantified_Expression): Creation and
analysis of the iteration scheme added in all cases.
* sem_ch5.adb (Analyze_Iteration_Scheme): Minor reformating.
(Analyze_Iterator_Specification): Minor reformating.
* sem_res.adb (Resolve_Quantified_Expression): Resolution of
the condition added in all cases.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185050 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Thomas Quinot  <quinot@adacore.com>

* einfo.adb, einfo.ads: Add flag Reverse_Storage_Order.

2012-03-07  Yannick Moy  <moy@adacore.com>

* gnat_rm.texi, gnat_ugn.texi: Rewording of GNAT UG and GNAT RM to
account for Ada 2012 assertions, and their pragma counterparts in GNAT.

2012-03-07  Thomas Quinot  <quinot@adacore.com>

* exp_attr.adb, sem_attr.adb: Minor reformatting.

2012-03-07  Bob Duff  <duff@adacore.com>

* hostparm.ads (Max_Instantiations): Increase parameter.

2012-03-07  Bob Duff  <duff@adacore.com>

* par-prag.adb: Minor code rearrangement.

2012-03-07  Bob Duff  <duff@adacore.com>

* a-strsup.ads, a-stwisu.ads, a-stzsup.ads (Super_String):
Remove default initial value for Data. It is no longer needed
because "=" now composes properly for untagged records. This
default has caused efficiency problems.

2012-03-07  Ed Schonberg  <schonberg@adacore.com>

* sem_res.adb (Resolve_Actuals): If the actual is a selected
component of an anonymous access type, whose prefix is a variable,
treat the variable as if it may be modified by the call, to
suppress spurious warnings that a variable might be declared as
a constant.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185049 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Richard Guenther  <rguenther@suse.de>

* coverage.c (get_gcov_type): Use type_for_mode.
(get_gcov_unsigned_t): Likewise.
* expr.c (store_constructor): Use type_for_mode.
(try_casesi): Likewise.
* tree-ssa-loop-ivopts.c (add_standard_iv_candidates_for_size):
Remove.
(add_standard_iv_candidates): Use standard type trees.
* dojump.c (do_jump): Remove dead code.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185048 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Richard Guenther  <rguenther@suse.de>

* c-typeck.c (pointer_diff): Use c_common_type_for_size.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185047 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Richard Guenther  <rguenther@suse.de>

* convert.c (strip_float_extensions): Move ...
* tree.c (strip_float_extensions): ... here.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185046 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Thomas Quinot  <quinot@adacore.com>

* einfo.adb, einfo.ads: Remove unused entity flags.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185045 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Eric Botcazou  <ebotcazou@adacore.com>

* gnat_ugn.texi (Inline Assembler): Fix swapping of Input and
Output operands throughout.

2012-03-07  Hristian Kirtchev  <kirtchev@adacore.com>

* sem_ch12.adb (Earlier): When two nodes come from the same
generic instantiation, compare their locations. Otherwise always
use the top level locations of the nodes.

2012-03-07  Thomas Quinot  <quinot@adacore.com>

* einfo.ads, sem_prag.adb: Minor reformatting.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185044 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/52484
* config/avr/avr.md (xload<mode>_A): Add R22... to register footprint.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185043 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Richard Guenther  <rguenther@suse.de>

* omp-low.c (extract_omp_for_data): Use signed_type_for.
(expand_omp_for_generic): Likewise.
(expand_omp_for_static_nochunk): Likewise.
(expand_omp_for_static_chunk): Likewise.
* tree-vect-stmts.c (vect_gen_perm_mask): Use type_for_mode.
* tree-vect-slp.c (vect_transform_slp_perm_load): Likewise.
* tree-vect-loop-manip.c (vect_gen_niters_for_prolog_loop):
Use unsigned_type_for.
(vect_create_cond_for_align_checks): Use signed_type_for.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185042 138bc75d-0d04-0410-961f-82ee72b054a4

    PR rtl-optimization/52203
        * sel-sched.c (estimate_insn_cost): New parameter pempty.  Adjust
        all callers to pass NULL except ...
        (reset_sched_cycles_in_current_ebb): ... here, save the value
        in new variable 'empty'.  Increase issue_rate only for
        non-empty insns.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185036 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-05  Ralf Corsépius  <ralf.corsepius@rtems.org>

PR target/51417
* Makefile.in: Let install-gcc-ar depend on installdirs, gcc-ar$(exeext),
gcc-nm$(exeext), gcc-ranlib$(exeext).
Don't double canonicalize if cross-compiling.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185035 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/52507
* config/avr/lib1funcs.S (__movmemx_hi): Fix loop label in RAM-part.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185033 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/52506
* gcc/config/avr/avr.c (expand_epilogue): Fix order of restoration
to: RAMPZ, RAMPY, RAMPX, RAMPD.
(expand_prologue): Only clear RAMPZ if it has effect on RAM-read.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185032 138bc75d-0d04-0410-961f-82ee72b054a4

libgcc/
PR target/52505
* config/avr/lib1funcs.S (__xload_1): Don't read unintentionally
from RAM.

gcc/
PR target/52505
* config/avr/avr.c (avr_out_xload): Don't read unintentionally
from RAM.
* config/avr/avr.md (xload_8): Adjust insn length.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185031 138bc75d-0d04-0410-961f-82ee72b054a4

libgcc/
PR target/52461
PR target/52508
* config/avr/lib1funcs.S (__do_copy_data): Clear RAMPZ after usage
if RAMPZ affects reading from RAM.
(__tablejump_elpm__): Ditto.
(.xload): Ditto.
(__movmemx_hi): Ditto.
(__do_global_ctors): Right condition for RAMPZ usage is "have ELPM".
(__do_global_dtors): Ditto.
(__xload_1, __xload_2, __xload_3, __xload_4): Ditto.
(__movmemx_hi): Ditto.
gcc/
PR target/52461
* gcc/config/avr/avr.c (avr_out_lpm): Clear RAMPZ after usage
if RAMPZ affects reading from RAM.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185030 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Richard Guenther  <rguenther@suse.de>

PR pch/52518
PR pch/38987
* doc/invoke.texi (Precompiled Headers): Remove sentence that
suggests you can include PCHs from inside another header.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185029 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/
PR middle-end/52515
* rtl.h (pc_rtx, cc0_rtx, ret_rtx, simple_return_rtx): Add GTY markers.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185028 138bc75d-0d04-0410-961f-82ee72b054a4

    * doc/invoke.texi (fwritable-relocated-rdata): Document
        new Cygwin/MinGW target option.
        * config/i386/winnt.c (i386_pe_unique_section): Ignore
        reloc if flag -fwritable-relocated-rdata is not set.
        (i386_pe_section_type_flags): Likewise.
        * config/i386/cygming.opt (fwritable-relocated-rdata):
        Add new flag variable flag_writable_rel_rdata.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185027 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-07  Richard Guenther  <rguenther@suse.de>

* tree-ssa-math-opts.c (convert_mult_to_widen): Check actual
precision against gimple constraints.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185026 138bc75d-0d04-0410-961f-82ee72b054a4

libgo: Implement and use runtime.Caller, runtime.Func.FileLine.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185025 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185024 138bc75d-0d04-0410-961f-82ee72b054a4

    * gcc.dg/torture/va-arg-25.c: Fix typo for powerpc64-*-* check.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185019 138bc75d-0d04-0410-961f-82ee72b054a4

* f95-lang.c (yyerror, yylex): Remove.
(clear_binding_stack): Remove, fold into its only user.
(LANG_HOOKS_PRINT_IDENTIFIER): Do not re-define.
(ridpointers): Remove.
(gfc_eh_initialized_p): Make static.
(gfc_truthvalue_conversion): Move to convert.c.
(gfc_be_parse_file): Clear binding level stack when done.
(gfc_print_identifier): Remove.
(pushlevel): Remove ignored 'ignore' argument.  Update all callers.
(poplevel): Remove unused 'reverse' argument.  Update all callers.
(ggc_p): Remove.
(gfc_builtin_function): Make static. Do not attempt to make RTL for
builtin functions.
* convert.c (gfc_truthvalue_conversion): Moved here from f95-lang.c,
and made static.
* trans.h (pushlevel, poplevel): Adjust prototypes.
(gfc_truthvalue_conversion, gfc_builtin_function): Remove prototypes.
* trans-openmp.c: Update calls to pushlevel and poplevel.
* trans.c: Likewise.
* trans-decl.c: Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185015 138bc75d-0d04-0410-961f-82ee72b054a4

gcc/
PR middle-end/52372
* rtl.h (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): Redefine as
variables.
(GR_PC, GR_CC0, GR_RETURN, GR_SIMPLE_RETURN): Delete.
* emit-rtl.c (pc_rtx, ret_rtx, simple_return_rtx, cc0_rtx): New
variables.
(init_emit_regs): Move associated initialization to...
(init_emit_once): ...here.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185013 138bc75d-0d04-0410-961f-82ee72b054a4

m68k: Limit TAS to 68000 and CF ISA_B.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185011 138bc75d-0d04-0410-961f-82ee72b054a4

libgo: Update to weekly.2012-03-04 release.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185010 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-05  Michael Meissner  <meissner@linux.vnet.ibm.com>

PR target/50310
* config/rs6000/vector.md (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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185007 138bc75d-0d04-0410-961f-82ee72b054a4

    * 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
        bb_regions.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@185000 138bc75d-0d04-0410-961f-82ee72b054a4

recreated trunk :-(

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184997 138bc75d-0d04-0410-961f-82ee72b054a4

Move myself to loop optimizer reviewer, remove non-algorithmic maintainer section

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184990 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-06  Richard Guenther  <rguenther@suse.de>

* fold-const.c (build_fold_addr_expr_with_type_loc): Fold
MEM_REF with constant pointer operand.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184988 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-06  Richard Guenther  <rguenther@suse.de>

PR middle-end/52493
* tree-ssa-alias.c (ptr_derefs_may_alias_p): Robustify.

* gcc.dg/torture/pr52493.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184987 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-06  Tristan Gingold  <gingold@adacore.com>

* config/vms/vms-c.c (vms_pragma_nomember_alignment): Handle
octaword.
(external_model_kind): Improve documentation.
(vms_pragma_extern_model): Handle relaxed_redef.
(vms_c_register_pragma): Allow expansion for nomember_alignment.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184986 138bc75d-0d04-0410-961f-82ee72b054a4

* doc/invoke.texi (AVR Options): -mmcu=: Document the XMEGA cores.
Explain RAMPD, RAMPX, RAMPDY, RAMPZ usage by avr-gcc.
Some more notes on EIND usage and reorder EIND subsection.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184985 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-06  Tristan Gingold  <gingold@adacore.com>

* config/vms/vms.c (VMS_CRTL_LDBL): Rename from VMS_CRTL_PRNTF.
* config/vms/vms-crtlmap.map: Rename PRNTF to LDBL.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184983 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-06  Tristan Gingold  <gingold@adacore.com>

* config/vms/t-vmsnative (version): Define.
* config/vms/t-vms (STMP_FIXPROTO, STMP_FIXINC, version): Remove.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184982 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-06  Richard Guenther  <rguenther@suse.de>

PR lto/52097
* lto.c (uniquify_nodes): Merge TYPE_FIELDS of variant types.

* gcc.dg/lto/pr52097_0.c: New testcase.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184981 138bc75d-0d04-0410-961f-82ee72b054a4

    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.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184975 138bc75d-0d04-0410-961f-82ee72b054a4

Daily bump.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184971 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/51244
* config/sh/sh.c (sh_expand_t_scc): Remove SH2A special case
and use unified expansion logic.
* config/sh/sh.md (xorsi3_movrt): Rename to movrt.  Move
closer to the existing movt insn.
(negc): Rename insn to *negc.  Add new expander.
(movnegt): Use xor pattern for T bit negation.  Reserve helper
constant for negc pattern.
(*movnegt): New insn and splitter.

PR target/51244
* gcc.target/sh/pr51244-1.c: New.
* gcc.target/sh/pr51244-2.c: New.
* gcc.target/sh/pr51244-3.c: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184966 138bc75d-0d04-0410-961f-82ee72b054a4

* c-typeck.c (pointer_diff): Check for POINTER_PLUS_EXPR, not
PLUS_EXPR.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184965 138bc75d-0d04-0410-961f-82ee72b054a4

    * genemit.c (main): Include "target.h" in insn-emit.c.
        * Makefile.in (insn-emit.o): Depend on TARGET_H.
        * config/sh/sync.md (atomic_test_and_set): Reference
        targetm.atomic_test_and_set_trueval instead of
        TARGET_ATOMIC_TEST_AND_SET_TRUEVAL.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184964 138bc75d-0d04-0410-961f-82ee72b054a4

* gcc-interface/Make-lang.in (doc/gnat_ugn.texi): Build xgnatugn
before using it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184963 138bc75d-0d04-0410-961f-82ee72b054a4

    * config/epiphany/epiphany.c (epiphany_function_value_regno_p):
        Make static.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184962 138bc75d-0d04-0410-961f-82ee72b054a4

* objc-map.c (objc_map_private_resize, objc_map_alloc_ggc): Don't
call _stat functions without MEM_STAT_INFO.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184961 138bc75d-0d04-0410-961f-82ee72b054a4

* langhooks.c (add_builtin_type): New function.
* langhooks.h (add_builtin_type): Export it.
* config/mep/mep.c (mep_init_builtins): Use it.
* config/rs6000/rs6000.c (rs6000_init_builtins): Use it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184960 138bc75d-0d04-0410-961f-82ee72b054a4

* pt.c (local_specializations): Change from htab_t into
struct pointer_map_t *.
(retrieve_local_specializations, register_local_specialization,
tsubst_pack_expansion, instantiate_decl): Adjust users.
(eq_local_specializations, hash_local_specialization): Remove.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184959 138bc75d-0d04-0410-961f-82ee72b054a4

PR debug/51902
* tree.h (BLOCK_SAME_RANGE): Define.
* function.c (block_fragments_nreverse): Clear BLOCK_SAME_RANGE
if BLOCK_FRAGMENT_CHAIN is non-NULL, but has it cleared.
Also clear BLOCK_SAME_RANGE if fragment chain's supercontext fragment
isn't equal to supercontext fragment's fragment chain.
Adjust BLOCK_SUPERCONTEXT to point to supercontext fragment's
fragment origin.
(blocks_nreverse_all): Likewise.
(reorder_blocks_1): Compute BLOCK_SAME_RANGE bits.  Set
BLOCK_SUPERCONTEXT to supercontext fragment instead of
supercontext fragment's fragment origin.
* dwarf2out.c (add_high_low_attributes): If stmt has the same
range as its parent (or parents thereof etc.), use the parent's
DW_AT_ranges value instead of creating a new .debug_ranges range.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184958 138bc75d-0d04-0410-961f-82ee72b054a4

arm: Enable umull and ctz in longlong.h

        * longlong.h [ARM] (umul_ppmm): Use umull for arm3m and later.
        [ARM] (count_trailing_zeros): Use the builtin.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184957 138bc75d-0d04-0410-961f-82ee72b054a4

PR tree-opt/52242
Revert: 2011-11-26  Richard Henderson  <rth@redhat.com>
* omp-low.c (expand_omp_atomic): Assume anything aligned to
BIGGEST_ALIGNMENT is aligned.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184955 138bc75d-0d04-0410-961f-82ee72b054a4

sh: Fix location of TARGET_ATOMIC_TEST_AND_SET_TRUEVAL definition.

        * config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): Move...
        * config/sh/sh.c: ... here.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184953 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/52481
* config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
instead of calling negqi2 directly.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184952 138bc75d-0d04-0410-961f-82ee72b054a4

    PR middle-end/52463
        * trans-mem.c (tm_region_init): Use last_basic_block.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184949 138bc75d-0d04-0410-961f-82ee72b054a4

PR target/52481
* config/m68k/sync.md (atomic_test_and_set): Use expand_simple_unop
instead of calling negqi2 directly.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184948 138bc75d-0d04-0410-961f-82ee72b054a4

* config/sh/sh.h (TARGET_ATOMIC_TEST_AND_SET_TRUEVAL): New hook.
* config/sh/sync.md (atomic_test_and_set): New expander.
(tasb, atomic_test_and_set_soft): New insns.
* config/sh/sh.opt (menable-tas): New option.
* doc/invoke.texi (SH Options): Document it.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184947 138bc75d-0d04-0410-961f-82ee72b054a4

PR c++/51930
* decl2.c (determine_visibility): Correct calculation of class
args depth.
* decl.c (check_tag_decl): Adjust warning.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184946 138bc75d-0d04-0410-961f-82ee72b054a4

* method.c (synthesized_method_walk): Cleanups don't affect the EH
spec either.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184945 138bc75d-0d04-0410-961f-82ee72b054a4

runtime: Implement runtime.Callers.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184944 138bc75d-0d04-0410-961f-82ee72b054a4

libitm: Don't execute memtransfer/memset if size isn't larger than zero.

libitm/
* dispatch.h (CREATE_DISPATCH_METHODS_MEM): Don't execute
memtransfer/memset if size isn't larger than zero.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184941 138bc75d-0d04-0410-961f-82ee72b054a4

libitm: Update texinfo docs.

libitm/
* libitm.texi: Link to specification and add a usage example.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184940 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-05  Paolo Carlini  <paolo.carlini@oracle.com>

* include/bits/stl_algobase.h (iter_swap): In C++11 mode just
call swap.
* include/bits/stl_bvector.h (swap(_Bit_reference,
_Bit_reference), swap(_Bit_reference, bool&),
swap(bool&, _Bit_reference)): Add.
* testsuite/23_containers/vector/bool/swap.cc: New.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184939 138bc75d-0d04-0410-961f-82ee72b054a4

2012-03-05  Richard Guenther  <rguenther@suse.de>

* cfgloop.c (verify_loop_structure): Verify dominators before
using them.
* graphite-clast-to-gimple.c (graphite_verify): Do not verify
dominators from here.
* graphite-scop-detection.c (create_sese_edges): Likewise.
* loop-doloop.c (doloop_optimize_loops): Likewise.
* loop-init.c (loop_optimizer_init): Likewise.
* loop-unroll.c (unroll_and_peel_loops): Likewise.
* loop-unswitch.c (unswitch_loops): Likewise.
* tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Likewise.
* tree-parloops.c (parallelize_loops): Likewise.  Verify
only when checking is enabled.
* tree-loop-distribution.c (tree_loop_distribution): Likewise.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184937 138bc75d-0d04-0410-961f-82ee72b054a4

* genautomata.c (parse_automata_opt): New static function.
(initiate_automaton_gen): Remove all option handling code.  Remove
argc argument.  All callers changed.
(main): Call init_rtx_reader_args_cb with the new function as
argument.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184936 138bc75d-0d04-0410-961f-82ee72b054a4

Fix ChangeLog record for 171649:
        * ira-conflicts.c: Remove mentioning cover classes from the file.
        Use ALLOCNO_CLASS instead of ALLOCNO_COVER_CLASS.  Use
-       ALLOCNO_COVER_CLASS_COST instead of ALLOCNO_CLASS_COST.  Fix formatting.
+       ALLOCNO_CLASS_COST instead of ALLOCNO_COVER_CLASS_COST.  Fix formatting.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@184935 138bc75d-0d04-0410-961f-82ee72b054a4