2010-03-21  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/22572
	* gfortran.h (gfc_option_t) : Add
	flag_aggressive_function_elimination.
	(gfc_dep_compare_functions):  Add prototype.
	* lang.opt: Add faggressive-function-elimination.
	* invoke.texi: Document -faggressive-function-elimination.
	* frontend_passes (expr_array):  New static variable.
	(expr_size):  Likewise.
	(expr_count):  Likewise.
	(current_code):  Likewise.
	(current_ns):  Likewise.
	(gfc_run_passes):  Allocate and free space for expressions.
	(cfe_register_funcs):  New function.
	(create_var):  New function.
	(cfc_expr_0):  New function.
	(cfe_code):  New function.
	(optimize_namespace):  Invoke gfc_code_walker with cfe_code
	and cfe_expr_0.
	* dependency.c (gfc_dep_compare_functions):  New function.
	(gfc_dep_compare_expr):  Use it.
	* options.c (gfc_init_options):  Handle
	flag_aggressive_function_elimination.
	(gfc_handle_option):  Likewise.

2010-03-21  Thomas Koenig  <tkoenig@gcc.gnu.org>

	PR fortran/22572
	* gfortran.dg/function_optimize_1.f90:  New test.
	* gfortran.dg/function_optimize_2.f90:  New test.

From-SVN: r171207

From-SVN: r171206

From-SVN: r171205

From-SVN: r171202

re PR bootstrap/48168 (Solaris 2/SPARC bootstrap broken: ICE in sparc_function_arg_1, at config/sparc/sparc.c:5721)

	PR bootstrap/48168
	* config/sparc/sparc.c (sparc_delegitimize_address): Add new pattern.

From-SVN: r171197

	PR rtl-optimization/48156
	* df-core.c (df_get_bb_dirty): Use df_lr if df_live is NULL,
	assume df and df_lr are not NULL.

	* gcc.dg/pr48156.c: New test.

From-SVN: r171195

From-SVN: r171193

From-SVN: r171190

	* config/sh/sh.c (find_barrier): Don't emit a constant pool
	between a call and its corresponding CALL_ARG_LOCATION note.

From-SVN: r171185

2011-03-19  Paolo Carlini  <paolo.carlini@oracle.com>

	* testsuite/lib/libstdc++.exp (check_v3_target_c99_math): Rename
	to check_v3_target_cmath.
	* testsuite/lib/dg-options.exp (dg-require-c99_math): Rename
	to dg-require-cmath.
	* testsuite/26_numerics/random/binomial_distribution/
	operators/values.cc: Adjust.

From-SVN: r171184

	* cfgcleanup.c (mark_effect): Use bitmap_set_range/bitmap_clear_range
	instead of loop. Use HARD_REGISTER_NUM_P predicate.
	* haifa-sched.c (setup_ref_regs): Ditto.
	* caller-save.c (add_used_regs_1): Ditto.
	* dse.c (look_for_hardregs): Ditto.
	* df-problems.c (df_simulate_one_insn_forwards): Ditto.
	* sched-rgn.c (check_live_1): Ditto.

From-SVN: r171183

	PR fortran/35667
	* io/io.h (convert_infnan): Declare.
	* io/read.c (convert_infnan): New.
	(read_f): Use convert_infnan to convert INFs and NANs.
	* list_read.c (parse_real, read_real): Likewise.

From-SVN: r171182

	PR libfortran/47439
	* gfortran.dg/scratch_1.f90: Adjust test.

From-SVN: r171180

	PR libfortran/47439

	* io/unix.c (tempfile): Work around poor mktemp() implementations.

	* gfortran.dg/scratch_1.f90: New test.

From-SVN: r171178

From-SVN: r171177

c-decl.c (diagnose_mismatched_decls): Give an error for redefining a typedef with variably modified type.

	* c-decl.c (diagnose_mismatched_decls): Give an error for
	redefining a typedef with variably modified type.

testsuite:
	* gcc.dg/c1x-typedef-1.c: Expect errors for redefinitions of
	variably modified typedefs.
	* gcc.dg/c1x-typedef-2.c: Remove.

From-SVN: r171172

	* c-decl.c (grokfield): Don't allow typedefs for structures or
	unions with no tag by default.
	* doc/extend.texi (Unnamed Fields): Update.

testsuite:
	* gcc.dg/c1x-anon-struct-1.c: Don't test use of typedefs.
	* gcc.dg/c1x-anon-struct-3.c: New test.
	* gcc.dg/anon-struct-11.c: Update.

From-SVN: r171170

	* config/i386/i386.md (float<SSEMODEI24:mode><X87MODEF:mode>2):
	Rewrite using indirect functions.
	(lwp_slwpcb): Ditto.
	* config/i386/sse.md (avx_vextractf128<mode>): Ditto.
	(avx_vinsertf128<mode>): Ditto.

From-SVN: r171169

From-SVN: r171168

	* c.opt (fconstexpr-depth): Add Var(max_constexpr_depth).
	* c-common.h: Don't declare it here.
	* c-common.c: Or define it here.
	* c-opts.c (c_common_handle_option): Or set it here.

From-SVN: r171166

re PR bootstrap/45381 (Bootstrap failure for powerpc-apple-darwin9: error: AltiVec argument passed to unprototyped function)

PR bootstrap/45381
* lex.c [ALTIVEC] (search_line_fast): Require gcc version 4.5.

From-SVN: r171165

	* mixed-mode-arith_neg.cc: Rename from mixed-mode_neg.cc
	* mixed-mode-cmp_neg.cc: Factor out of mixed-mode-arith_neg.cc

From-SVN: r171161

        * config.guess: Update to version 2011-02-02
        * config.sub: Update to version 2011-02-24

From-SVN: r171158

2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_delegitimize_address): Handle GOTOFF
	unspecs.

From-SVN: r171157

s390.c (s390_chunkify_start): Prevent literal pool splitting between a call and its corresponding...

2011-03-18  Andreas Krebbel  <Andreas.Krebbel@de.ibm.com>

	* config/s390/s390.c (s390_chunkify_start): Prevent literal pool
	splitting between a call and its corresponding CALL_ARG_LOCATION
	note.

From-SVN: r171156

re PR rtl-optimization/48170 (ICE: in hoist_code, at gcse.c:4524 with -fgcse --param max-hoist-depth={0,1})

	PR rtl-optimization/48170
	* gcse.c (hoist_code): Remove bogus asserts.

From-SVN: r171155

	* ira-color.c (assign_hard_reg): Honor LOCAL_REGNO in cost
	computation for	prologue/epilogue.

From-SVN: r171154

From-SVN: r171153

	* gcc.dg/vect/slp-multitypes-2.c: Replace dg-do run with
	dg-xfail-run-if.
	Only xfail with gas.

From-SVN: r171152

	PR debug/48176
	* dwarf2out.c (dwarf2out_finish): Call output_aranges even when
	arange_table_in_use is 0, but either text_section_used or
	cold_text_section_used is true.  Don't call it if
	!info_section_emitted.

From-SVN: r171150

	* config/avr/avr.h (RET_REGISTER, LIBCALL_VALUE,
	FUNCTION_VALUE_REGNO_P): Remove.
	* config/avr/avr-protos.h (avr_ret_register, avr_libcall_value):
	Remove.
	* config/avr/avr.c (avr_ret_register): Make static inline.
	(avr_function_value_regno_p): New function.
	(avr_libcall_value): Make static. Add 'func' argument.
	(avr_function_value): Make static. Rename 'func' argument to
	'fn_decl_or_type', forward it to avr_libcall_value. Call
	avr_ret_register function instead of RET_REGISTER macro.
 	(TARGET_LIBCALL_VALUE, TARGET_FUNCTION_VALUE_REGNO_P): Define.

From-SVN: r171149

	PR c++/48162
	* semantics.c (finish_call_expr): Allow TARGET_EXPR for now.

From-SVN: r171148

	PR c++/48118
	* call.c (build_over_call): Don't skip ck_rvalue.

From-SVN: r171147

	PR c++/23372
	* gimplify.c (gimplify_arg): Strip redundant TARGET_EXPR.

From-SVN: r171146

	PR c++/35315
	* c-common.c (handle_transparent_union_attribute): Don't
	make a duplicate type in C++.

From-SVN: r171145

2011-03-18  Richard Guenther  <rguenther@suse.de>

	* doc/install.texi (--enable-gold): Remove.
	(--with-plugin-ld): Document.
	* doc/invoke.texi (-fuse-linker-plugin): Clarify.

From-SVN: r171143

	PR middle-end/47405
	* gcc.dg/torture/20090618-1.c: Skip on mips-sgi-irix*.

From-SVN: r171140

	PR middle-end/47790
	* expr.c (optimize_bitfield_assignment_op): Revamp to work
	again after expansion changes.

From-SVN: r171139

2011-03-18  Chung-Lin Tang  <cltang@codesourcery.com>

	* combine.c (try_combine): Do simplification only call of
	subst() on i2 even when i1 is present. Update comments.

	testsuite/
	* gcc.target/arm/unsigned-extend-1.c: New.

From-SVN: r171138

	Fixup last ChangeLog entry.

From-SVN: r171137