* pt.c (register_specialization): Use duplicate_decls to merge
the argument with a previous specialization.
(check_explicit_specialization): Call register_specialization to
merge the TEMPLATE_DECL with a previous version.
(determine_specialization): Return the args even if fn is a template.
From-SVN: r149165
* config/mep/mep.c (mep_handle_option): Leave IVC2 control
registers as fixed.
(mep_interrupt_saved_reg): Save appropriate IVC2 control
registers.
* config/mep/mep-ivc2.cpu: Add VOLATILE to insns that make
unspecified accesses to control registers.
* config/mep/intrinsics.md: Regenerate.
* config/mep/intrinsics.h: Regenerate.
* config/mep/mep-intrin.h: Regenerate.
From-SVN: r149164
PR bootstrap/40347
* function.c (reposition_prologue_and_epilogue_notes): If epilogue
contained no insns, reposition note before last insn.
From-SVN: r149158
* combine.c (force_to_mode): Handle TRUNCATE. Factor out
truncation from operands in binary operations.
testsuite/
* gcc.target/mips/truncate-4.c: New testcase.
From-SVN: r149154
Revert:
2009-01-11 Adam Nemet <anemet@caviumnetworks.com>
* expmed.c (store_bit_field_1): Properly truncate the paradoxical
subreg of op0 to the original op0.
* expmed.c (store_bit_field_1): Use a temporary as the destination
instead of a paradoxical subreg when we need to truncate the result.
From-SVN: r149153
libffi/
* testsuite/lib/libffi-dg.exp (libffi-init): Set ld_library_path
to "" before adding paths. (This reinstates an assignment that
was removed by my 2009-06-30 commit, but changes the initial
value from "." to "".)
From-SVN: r149149
2009-07-01 H.J. Lu <hongjiu.lu@intel.com>
PR testsuite/40601
* testsuite/lib/libffi-dg.exp (libffi-init): Properly set
gccdir. Adjust ld_library_path for gcc only if gccdir isn't
empty.
From-SVN: r149145
* pa.c (forward_branch_p): Return bool type. Use instruction addresses
when available. Assert that INSN has a jump label.
(pa_adjust_insn_length): Don't call forward_branch_p if INSN doesn't
have a jump label.
From-SVN: r149141
2009-07-01 Richard Guenther <rguenther@suse.de>
PR tree-optimization/19831
* tree-ssa-dce.c (propagate_necessity): Calls to functions
that only act as barriers do not make any previous stores
necessary.
* tree-ssa-structalias.c (handle_lhs_call): Delay making
HEAP variables global, do not add a constraint from nonlocal.
(find_func_aliases): Handle escapes through return statements.
(compute_points_to_sets): Make escaped HEAP variables global.
* gcc.dg/tree-ssa/20041122-1.c: Enable TBAA, scan FRE dump,
make allocated memory escape. Un-XFAIL.
* gcc.dg/vect/pr21591.c: Make allocated memory escape.
* gcc.dg/vect/pr31699.c: Likewise.
* gcc.dg/tree-ssa/ssa-dce-7.c: New testcase.
libmudflap/
* testsuite/libmudflap.c/fail11-frag.c: Make allocated memory
escape.
* testsuite/libmudflap.c/fail12-frag.c: Likewise.
* testsuite/libmudflap.c/fail16-frag.c: Likewise.
* testsuite/libmudflap.c/fail31-frag.c: Likewise.
From-SVN: r149140
2009-07-01 Paolo Bonzini <bonzini@gnu.org>
PR bootstrap/40597
* expmed.c (emit_store_flag): Perform a conversion if necessary,
after reducing a DImode cstore to SImode.
From-SVN: r149137
* config/vax/vax.h (TARGET_BSD_DIVMOD): New macro. Set to 1.
* config/vax/linux.h (TARGET_BSD_DIVMOD): New macro. Redefine the
to 0.
* config/vax/vax.c (vax_init_libfuncs): Only redefine udiv_optab
and umod_optab if TARGET_BSD_DIVMOD.
* config/vax/lib1funcs.asm: New file.
* config/vax/t-linux: New file.
* config.gcc (vax-*-linux*): Set tmake_file to vax/t-linux.
From-SVN: r149128
PR c++/40566
* convert.c (convert_to_integer) <case COND_EXPR>: Don't convert
to type arguments that have void type.
* g++.dg/parse/cond5.C: New test.
From-SVN: r149121
* gcc.dg/tree-ssa/gen-vect-25.c (n): New variable.
(main): Pass n to main_1 instead.
* gcc.dg/tree-ssa/gen-vect-28.c (off): New variable.
(main_1): New function, split off from...
(main): ...here. Pass `off' to main_1 instead.
From-SVN: r149119
* gcc-interface/utils2.c (build_binary_op) <MODIFY_EXPR>: Do not use
the type of the left operand if it pads a self-referential type when
the right operand is a constructor.
* gcc-interface/lang-specs.h: Fix copyright date.
From-SVN: r149115
gcc/testsuite/
* lib/gcc-defs.exp (gcc-set-multilib-library-path): Delete.
* lib/target-libpath.exp (ld_library_path_vars): New variable.
(init_ld_library_path_env_vars): New function, replacing the
orig_*_saved assignments. Call it after defining it.
(set_ld_library_path_env_vars): Rewrite to use ld_library_path_vars.
(restore_ld_library_path_env_vars): Likewise.
(add_path, find_libgcc_s): New functions.
* lib/objc.exp (objc_init): Use find_libgcc_s instead of
gcc-set-multilib-library-path.
(objc_target_compile): Don't add "." to ld_library_path.
Use add_path.
* lib/gfortran.exp (gfortran_link_flags): Don't add "." to
ld_library_path. Use add_path. Use find_libgcc_s instead of
gcc-set-multilib-library-path.
* lib/g++.exp (g++_link_flags): Likewise.
* lib/obj-c++.exp (obj-c++_link_flags): Likewise.
* lib/c-torture.exp: Do not manipulate ld_library_path at the
top level; do it...
(c-torture-execute): ...here instead. Use $ld_library_path_multilib
to tell when this needs to happen. Use find_libgcc_s instead of
gcc-set-multilib-library-path.
* lib/gcc-dg.exp: Likewise.
* lib/gnat.exp (gnat_target_compile): Don't add "." to ld_library_path.
* g++.dg/compat/compat.exp (alt_ld_library_path): Don't add "."
unless it is in $ALT_LD_LIBRARY_PATH.
* g++.dg/compat/struct-layout-1.exp (alt_ld_library_path): Likewise.
libffi/
* testsuite/lib/libffi-dg.exp (libffi-init): Don't add "."
to ld_library_path. Use add_path. Add just find_libgcc_s
to ld_library_path, not every libgcc multilib directory.
libgomp/
* testsuite/lib/libgomp.exp (libgomp_init): Don't add "." to
ld_library_path. Use add_path. Add just find_libgcc_s to
ld_library_path, not every libgcc multilib directory.
* testsuite/libgomp.c/c.exp (ld_library_path): Don't call
gcc-set-multilib-library-path; rely on $always_ld_library_path instead.
* testsuite/libgomp.c++/c++.exp (ld_library_path): Likewise.
Use add_path.
* testsuite/libgomp.fortran/fortran.exp (ld_library_path): Likewise.
libjava/
* testsuite/lib/libjava.exp (libjava_init): Just add
find_libgcc_s to libjava_libgcc_s_path, rather than every
libgcc multilib directory.
(libjava_arguments): Explain why we add "." to ld_library_path.
(gcj_invoke, exec_gij, libjava_invoke): Use add_path.
libmudflap/
* testsuite/lib/libmudflap.exp (libmudflap-init): Don't add "."
to ld_library_path. Use add_path. Add just find_libgcc_s to
ld_library_path, not every libgcc multilib directory.
libstdc++-v3/
* testsuite/lib/libstdc++.exp (libstdc++_init): Don't add "."
to ld_library_path. Use add_path. Add just find_libgcc_s to
ld_library_path, not every libgcc multilib directory.
From-SVN: r149113
* cgraphunit.c (cgraph_finalize_compilation_unit): Call
finalize_size_functions before further processing.
* stor-layout.c: Include cgraph.h, tree-inline.h and tree-dump.h.
(variable_size): Call self_referential_size on size expressions
that contain a PLACEHOLDER_EXPR.
(size_functions): New static variable.
(copy_self_referential_tree_r): New static function.
(self_referential_size): Likewise.
(finalize_size_functions): New global function.
* tree.c: Include tree-inline.h.
(push_without_duplicates): New static function.
(find_placeholder_in_expr): New global function.
(substitute_in_expr) <tcc_declaration>: Return the replacement object
on equality.
<tcc_expression>: Likewise.
<tcc_vl_exp>: If the replacement object is a constant, try to inline
the call in the expression.
* tree.h (finalize_size_functions): Declare.
(find_placeholder_in_expr): Likewise.
(FIND_PLACEHOLDER_IN_EXPR): New macro.
(substitute_placeholder_in_expr): Update comment.
* tree-inline.c (remap_decl): Do not unshare trees if do_not_unshare
is true.
(copy_tree_body_r): Likewise.
(copy_tree_body): New static function.
(maybe_inline_call_in_expr): New global function.
* tree-inline.h (struct copy_body_data): Add do_not_unshare field.
(maybe_inline_call_in_expr): Declare.
* Makefile.in (tree.o): Depend on TREE_INLINE_H.
(stor-layout.o): Depend on CGRAPH_H, TREE_INLINE_H, TREE_DUMP_H and
GIMPLE_H.
ada/
* gcc-interface/decl.c: Include tree-inline.h.
(annotate_value) <CALL_EXPR>: Try to inline the call in the expression.
* gcc-interface/utils.c (max_size) <CALL_EXPR>: Likewise.
* gcc-interface/utils2.c: Include tree-inline.
(known_alignment) <CALL_EXPR>: Likewise.
From-SVN: r149112
2009-06-30 Richard Guenther <rguenther@suse.de>
* tree-ssa-dce.c (mark_all_reaching_defs_necessary_1): Always
continue walking.
(propagate_necessity): Do not mark reaching defs of stores
as necessary.
* gcc.dg/tree-ssa/ssa-dce-6.c: New testcase.
From-SVN: r149103
2009-06-30 Paolo Carlini <paolo.carlini@oracle.com>
PR libstdc++/40511
* config/locale/gnu/c_locale.cc: Don't use LC_CTYPE_MASK together
with glibc2.2.x.
From-SVN: r149089
2009-06-30 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/40582
* tree-sra.c (build_ref_for_offset_1): Use types_compatible_p rather
than useless_type_conversion_p.
(generate_subtree_copies): Increment sra_stats.subtree_copies at a
proper place.
* testsuite/gcc.c-torture/compile/pr40582.c: New test.
From-SVN: r149088
Ben Elliston
Jason Merrill
DJ Delorie
Anthony Green
GCC Administrator
Richard Henderson
Michael Meissner
Adam Nemet
Eric Botcazou
Jakub Jelinek
Richard Sandiford
Ian Lance Taylor
John David Anglin
H.J. Lu
Richard Guenther
Tobias Grosser
Paolo Bonzini
Eric Botcazou
Maciej W. Rozycki
Nathan Froyd
Thomas Koenig
Janus Weil
Jan Hubicka
Jan Hubicka
Basile Starynkevitch
H.J. Lu
Paolo Carlini
Wei Guozhi
Ira Rosen
Martin Jambor