2013-02-22 Vladimir Makarov <vmakarov@redhat.com>
PR inline-asm/56148
* lra-constraints.c (process_alt_operands): Reload operand
conflicting with earlier clobber only if no more other conflicting
operands.
From-SVN: r196223
PR sanitizer/56393
* config/gnu-user.h (LIBASAN_EARLY_SPEC): Link in libasan_preinit.o
if not linking a shared library.
* lib/asan-dg.exp (asan_link_flags): Add
-B${gccpath}/libsanitizer/asan/ to flags.
* asan/Makefile.am (nodist_toolexeclib_HEADERS): Set to
libasan_preinit.o.
(libasan_preinit.o): Depend on asan_preinit.o.
* asan/Makefile.in: Regenerated.
* asan/asan_preinit.cc: New file, synced from upstream.
* asan/asan_rtl.cc: Remove preinit stuff, synced from upstream.
From-SVN: r196222
PR middle-end/56420
* expmed.c (EXACT_POWER_OF_2_OR_ZERO_P): Do subtraction in uhwi, to
avoid signed wrapping.
(expand_mult): Handle properly multiplication by
((dword_type) -1) << (BITS_PER_WORD - 1). Improve multiplication by
((dword_type) 1) << (BITS_PER_WORD - 1). Avoid undefined behavior
in the compiler if coeff is HOST_WIDE_INT_MIN.
(expand_divmod): Don't make ext_op1 static, change it's type to
uhwi. Avoid undefined behavior in -INTVAL (op1).
* gcc.dg/torture/pr56420.c: New test.
From-SVN: r196215
PR middle-end/56108
* trans-mem.c (execute_tm_mark): Do not expand transactions that
are sure to go irrevocable.
testsuite/
* gcc.dg/tm/memopt-1.c: Declare functions transaction_safe.
From-SVN: r196213
2013-02-21 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/56310
* ipa-cp.c (agg_replacements_to_vector): New parameter index, copy
only matching indices and non-negative final offsets.
(intersect_aggregates_with_edge): Pass src_idx to
agg_replacements_to_vector. Pass src_idx insstead of index to
intersect_with_agg_replacements.
testsuite/
* g++.dg/ipa/pr56310.C: New test.
From-SVN: r196207
2013-02-21 Martin Jambor <mjambor@suse.cz>
* ipa-cp.c (good_cloning_opportunity_p): Dump the real threshold
instead of hard-wired defaults.
From-SVN: r196206
PR bootstrap/56258
* doc/invoke.texi (-fdump-rtl-pro_and_epilogue): Use @item
instead of @itemx.
* gnat-style.texi (@title): Remove @hfill.
* projects.texi: Avoid line wrapping inside of @pxref or
@xref.
* doc/cp-tools.texinfo (Virtual Machine Options): Use just
one @gccoptlist instead of 3 separate ones.
From-SVN: r196196
* include/std/streambuf (basic_streambuf): Use injected class name
instead of non-standard __streambuf_type typedef. Fix unclosed Doxygen
group.
From-SVN: r196185
PR go/56320
runtime: Support Solaris AMD64 in lfstack.
The address space layout is similar on SPARC64 and AMD64 when
running Solaris.
From-SVN: r196179
PR tree-optimization/56265
* ipa-prop.c (ipa_make_edge_direct_to_target): Fixup callgraph when target is
referenced for firs ttime.
* testsuite/g++.dg/ipa/devirt-11.C: New testcase.
From-SVN: r196177
2013-02-20 Richard Biener <rguenther@suse.de>
* tree-call-cdce.c (tree_call_cdce): Do not remove unused locals.
* tree-ssa-forwprop.c (ssa_forward_propagate_and_combine): Likewise.
* tree-ssa-dce.c (perform_tree_ssa_dce): Likewise.
* tree-ssa-copyrename.c (copy_rename_partition_coalesce): Do
not return anything.
(rename_ssa_copies): Do not remove unused locals.
* tree-ssa-ccp.c (do_ssa_ccp): Likewise.
* tree-ssanames.c (pass_release_ssa_names): Remove unused
locals first.
* passes.c (execute_function_todo): Do not schedule unused locals
removal if cleanup_tree_cfg did something.
* tree-ssa-live.c (remove_unused_locals): Dump statistics
about the number of removed locals.
* gcc.dg/tree-ssa/forwprop-8.c: Adjust.
From-SVN: r196174
2013-02-20 Martin Jambor <mjambor@suse.cz>
PR tree-optimization/55334
* ipa-cp.c (initialize_node_lattices): Disable IPA-CP through and to
restricted pointers to arrays.
From-SVN: r196171
2013-02-20 Richard Biener <rguenther@suse.de>
Jakub Jelinek <jakub@redhat.com>
PR tree-optimization/56396
* tree-ssa-ccp.c (n_const_val): New static variable.
(get_value): Return NULL for SSA names we don't have a lattice
entry for.
(ccp_initialize): Initialize n_const_val.
* tree-ssa-copy.c (n_copy_of): New static variable.
(init_copy_prop): Initialize n_copy_of.
(get_value): Return NULL_TREE for SSA names we don't have a
lattice entry for.
* gcc.dg/pr56396.c: New testcase.
Co-Authored-By: Jakub Jelinek <jakub@redhat.com>
From-SVN: r196170
2013-02-20 Richard Biener <rguenther@suse.de>
* genpreds.c (write_lookup_constraint): Do not compare first
letter of the constraint again.
From-SVN: r196167
2013-02-20 Richard Biener <rguenther@suse.de>
* tree-ssa-loop-ivopts.c (alloc_use_cost_map): Use bitmap_count_bits
and ceil_log2.
(get_use_iv_cost): Terminate hashtable walk when coming across
an empty entry.
From-SVN: r196166
Add support for the CLZ insn
* config/microblaze/microblaze.c: microblaze_has_clz = 0
Add version check for v8.10.a to enable microblaze_has_clz
* config/microblaze/microblaze.h: Add TARGET_HAS_CLZ as
combined version and TARGET_PATTERN_COMPARE check
* config/microblaze/microblaze.md: New clzsi2 instruction
From-SVN: r196158
Jason Merrill
James Greenhalgh
Vladimir Makarov
Jakub Jelinek
Seth LaForge
Greta Yorsh
GCC Administrator
Aldy Hernandez
Jack Howarth
Janne Blomqvist
Andrew Sutton
Hans-Peter Nilsson
Martin Jambor
Maciej W. Rozycki
Maciej W. Rozycki
Janus Weil
Kostya Serebryany
Richard Biener
Marek Polacek
Tobias Burnus
Jonathan Wakely
Ian Lance Taylor
Jan Hubicka
Paolo Carlini
Igor Zamyatin
Benjamin Kosnik
Edgar E. Iglesias
John David Anglin