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  1. 25 Apr, 2012 15 commits
    • re PR c/52880 (-Woverride-init emitts unexpected error) · fdce1719 
      	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.

	* gcc.dg/pr52880.c: New test.

From-SVN: r186808
      Jakub Jelinek committed
    • c-typeck.c (pop_init_level): Improve diagnostics. · 32397f22 
      2012-04-25  Manuel López-Ibáñez  <manu@gcc.gnu.org>

	* c-typeck.c (pop_init_level): Improve diagnostics.
testsuite/
	* gcc.dg/m-un-2.c: Update.
	* gcc.dg/20011021-1.c: Update.

From-SVN: r186807
      Manuel López-Ibáñez committed
    • re PR fortran/52196 (Add -Wrealloc-lhs) · f1fb11f1 
      2012-04-25  Tobias Burnus  <burnus@net-b.de>

        PR fortran/52196
        * lang.opt (Wrealloc-lhs, Wrealloc-lhs-all): New flags.
        * gfortran.h (gfc_option_t): Add them.
        * options.c (gfc_init_options, gfc_post_options,
        gfc_handle_option): Handle them.
        * invoke.texi: Document them.
        * trans-expr.c (realloc_lhs_warning): New function.
        (gfc_trans_arrayfunc_assign,
        alloc_scalar_allocatable_for_assignment,
        gfc_trans_assignment_1): Use it.

2012-04-25  Tobias Burnus  <burnus@net-b.de>

        PR fortran/52196
        * gfortran.dg/realloc_on_assign_14.f90: New.

From-SVN: r186806
      Tobias Burnus committed
    • compare-elim.c (try_eliminate_compare): Also handle operands with implicit extensions. · ad1d9a50 
      	* compare-elim.c (try_eliminate_compare): Also handle operands with
	implicit extensions.

From-SVN: r186805
      Uros Bizjak committed
    • re PR go/52341 (crypto/rand FAILs before Solaris 11) · 2b210b6f 
      	PR go/52341

crypto/rand: Use io.ReadFull when reading from /dev/urandom.

From-SVN: r186803
      Ian Lance Taylor committed
    • re PR go/52583 (Several new go testsuite failues on Solaris) · b685de12 
      	PR go/52583

net: Solaris fixes.

In particular fix fd_select.go to handle the case where a file
descriptor is closed by one goroutine while another goroutine
is waiting for it.

From-SVN: r186801
      Ian Lance Taylor committed
    • rs6000 (SAVE_INLINE_VRS, [...]): Define. · b427dd7a 
      gcc/
	* config/rs6000/rs6000 (SAVE_INLINE_VRS, REST_INLINE_VRS,
	V_SAVE_INLINE, SAVRES_LR, SAVRES_SAVE, SAVRES_REG,
	SAVRES_GPR, SAVRES_FPR, SAVRES_VR): Define.
	(no_global_regs_above): Delete.
	(no_global_regs): New function.
	(rs6000_savres_strategy): Handle vector regs.  Use proper lr_save_p
	value for load multiple test.
	(savres_routine_syms): Increase size.
	(rs6000_savres_routine_name, rs6000_savres_routine_sym,
	ptr_regno_for_savres, rs6000_emit_savres_rtx): Pass in int selector
	rather than a number of boolean flags.  Update all callers.
	(rs6000_savres_routine_name): Generate vector save/restore names.
	(rs6000_savres_routine_sym): Handle vector regs.  Delete forward decl.
	(ptr_regno_for_savres, rs6000_emit_savres_rtx): Likewise.
	(rs6000_emit_prologue): Delete saving_FPRs_inline, saving_GPRs_inline
	and using_store_multiple.  Expand uses.  Don't always use r11 as
	frame reg when needed for out-of-line saves.  Set up initial offset
	for out-of-line vector saves when buying stack frame.  Handle pointer
	reg setup for out-of-line fp save.  Emit call to out-of-line vector
	save function.  Choose r11 or r12 for vrsave reg when available for
	better scheduling.
	(rs6000_output_function_prologue): Don't emit .extern for ELF.
	(rs6000_emit_epilogue): Choose a better frame reg when restoring
	from back-chain to suit out-of-line vector restore functions.  Emit
	call to out-of-line vector restore function.  Adjust register used
	for cr restore.  Tweak pointer register setup for gpr restore.
	* config/rs6000/rs6000.h (FIRST_SAVED_GP_REGNO): Take into account
	FIXED_R13.
	* config/rs6000/sysv4.h (FP_SAVE_INLINE, GP_SAVE_INLINE): Simplify.
	(V_SAVE_INLINE): Define.
	* config/rs6000/altivec.md (save_vregs_*, restore_vregs_*): New insns.
libgcc/
	* config/rs6000/crtsavevr.S: New file.
	* config/rs6000/crtrestvr.S: New file.
	* config/rs6000/t-savresfgpr: Build the above.
	* config/rs6000/t-netbsd: Likewise.

From-SVN: r186800
      Alan Modra committed
    • rs6000.c (rs6000_savres_strategy): Allow out-of-line save/restore for large frames. · 1bf7c2a7 
      	* config/rs6000/rs6000.c (rs6000_savres_strategy): Allow
	out-of-line save/restore for large frames.  Don't disable
	out-of-line saves on ABI_AIX when using static chain reg.
	(rs6000_emit_prologue): Adjust cr_save_regno on ABI_AIX to not
	clobber static chain reg, and tweak for out-of-line gpr saves
	that use r1.

From-SVN: r186799
      Alan Modra committed
    • rs6000.c (START_USE, [...]): Define. · c344e265 
      	* config/rs6000/rs6000.c (START_USE, END_USE, NOT_INUSE): Define.
	(rs6000_emit_prologue): Use the above to catch register overlap.

From-SVN: r186798
      Alan Modra committed
    • rs6000.c (rs6000_emit_stack_reset): Delete forward decl. · 544055ae 
      	* config/rs6000/rs6000.c (rs6000_emit_stack_reset): Delete forward
	decl.  Move logic selecting update reg to callers.  Update all callers.
	(rs6000_emit_allocate_stack): Add copy_off param.
	(emit_frame_save): Don't handle reg+reg addressing.
	(ptr_regno_for_savres): New function, extracted from..
	(rs6000_emit_savres_rtx): ..here.  Add lr_offset param.
	(rs6000_emit_prologue): Generate frame_ptr_rtx as we need it.
	Set frame_reg_rtx to r11 whenever r11 is needed, and merge
	frame offset adjustment for out-of-line save with copy from sp.
	Simplify condition controlling whether cr is saved early or
	late.  Use ptr_regno_for_savres to verify correct reg is set
	up for out-of-line saves.  Pass the actual pointer reg used to
	rs6000_emit_savres_rtx so rtl matches insns in out-of-line
	function.  Rearrange spe vars so code is similar to that
	elsewhere in this function.  Don't update frame_off when spe
	save code will restore r11.  Use emit_frame_save for spe and
	gpr saves.  Consolidate darwin out-of-line gpr setup with that
	for other abis.  Don't assume frame_offset is zero and frame
	reg is sp when setting up altivec reg saves, and calculate
	exact offset requirement.
	(rs6000_emit_epilogue): Use HOST_WIDE_INT for frame_off.  Tidy
	spe restore code.  Consolidate darwin out-of-line gpr setup
	with that for other abis.

From-SVN: r186797
      Alan Modra committed
    • rs6000.c (rs6000_frame_related): Don't emit a REG_FRAME_RELATED_EXPR note when... · 471df90f 
      	* config/rs6000/rs6000.c (rs6000_frame_related): Don't emit a
	REG_FRAME_RELATED_EXPR note when the instruction exactly matches
	the replacement.
	(emit_frame_save): Delete frame_ptr param.  Rename total_size to
	frame_reg_to_sp.
	(rs6000_emit_prologue): Add sp_off.  Update rs6000_frame_related
	and emit_frame_save calls.  Cope with possibly missing note.

From-SVN: r186796
      Alan Modra committed
    • i386-cpuinfo.c: Set __cpu_vendor always. · ad491329 
      2012-04-24  Sriraman Tallam  <tmsriram@google.com>

	* libgcc/config/i386/i386-cpuinfo.c: Set __cpu_vendor always.

From-SVN: r186795
      Sriraman Tallam committed
    • re PR libstdc++/52689 (static linking with libstdc++ fails) · 3b34ddb8 
      2012-04-24  Benjamin Kosnik  <bkoz@redhat.com>

	PR libstdc++/52689
	* testsuite/17_intro/static.cc: New.

From-SVN: r186794
      Benjamin Kosnik committed
    • Daily bump. · 6e58c9ab 
      From-SVN: r186793
      GCC Administrator committed
    • This patch adds new builtins to check for cpu type and features. · 792317cc 
      2012-04-24  Sriraman Tallam  <tmsriram@google.com>

This patch adds new builtins to check for cpu type and features. 

* __builtin_cpu_is ("<CPUNAME>")
* __builtin_cpu_supports ("<FEATURE>")

apart from the cpu init builtin, __builtin_cpu_init.

List of CPU names :

* "amd"
* "intel"
* "atom"
* "core2"
* "corei7"
* "nehalem"
* "westmere"
* "sandybridge"
* "amdfam10h"
* "barcelona"
* "shanghai"
* "istanbul"
* "bdver1"
* "bdver2"

List of CPU features :

* "cmov"
* "mmx"
* "popcnt"
* "sse"
* "sse2"
* "sse3"
* "ssse3"
* "sse4.1"
* "sse4.2"
* "avx"

        * config/i386/i386.c (build_processor_model_struct): New function.
        (make_var_decl): New function.
        (fold_builtin_cpu): New function.
        (ix86_fold_builtin): New function.
        (make_cpu_type_builtin): New function.
        (ix86_init_platform_type_builtins): New function.
        (ix86_expand_builtin): Expand new builtins by folding them.
        (ix86_init_builtins): Make new builtins to detect CPU type.
        (TARGET_FOLD_BUILTIN): New macro.
        (IX86_BUILTIN_CPU_INIT): New enum value.
        (IX86_BUILTIN_CPU_IS): New enum value.
        (IX86_BUILTIN_CPU_SUPPORTS): New enum value.
        * config/i386/i386-builtin-types.def: New function type.
        * testsuite/gcc.target/builtin_target.c: New testcase.
        * doc/extend.texi: Document builtins.

        * libgcc/config/i386/i386-cpuinfo.c: New file.
        * libgcc/config/i386/t-cpuinfo: New file.
        * libgcc/config.host: Include t-cpuinfo.
        * libgcc/config/i386/libgcc-glibc.ver: Version symbol __cpu_model.

From-SVN: r186789
      Sriraman Tallam committed
  3. 24 Apr, 2012 25 commits