* config/mn10300/mn10300.md (clzsi2): Use XOR after BSCH to
convert bit position of highest bit set into a count of the high
zero bits.
From-SVN: r175536
2011-06-27 Kai Tietz <ktietz@redhat.com>
* tree-ssa-math-opts.c (do_shift_rotate): Zero bits
out of type precision after operation.
(find_bswap): Take for limit value the integer auto-
promotion into account.
ChangeLog
2011-06-27 Kai Tietz <ktietz@redhat.com>
* gcc.dg/optimize-bswapdi-2.c: New test.
From-SVN: r175528
2011-06-27 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49536
* tree-vect-stmts.c (get_vectype_for_scalar_type_and_size):
For non-scalar inner types use a scalar type according to
the scalar inner mode.
From-SVN: r175475
gcc/
2011-07-24 Richard Guenther <rguenther@suse.de>
PR tree-optimization/49169
* fold-const.c (get_pointer_modulus_and_residue): Don't rely on
the alignment of function decls.
gcc/testsuite/
2011-07-24 Michael Hope <michael.hope@linaro.org>
Richard Sandiford <richard.sandiford@linaro.org>
PR tree-optimization/49169
* gcc.dg/torture/pr49169.c: New test.
From-SVN: r175427
PR c++/49528
* semantics.c (potential_constant_expression_1): Check
for non-literality rather than cleanup.
(cxx_eval_constant_expression): Likewise.
From-SVN: r175417
PR target/47997
* config/darwin.c (darwin_mergeable_string_section): Place string
constants in '.cstring' rather than '.const' when CF/NSStrings are
active.
From-SVN: r175410
PR driver/49371
* config/darwin.c (darwin_override_options): Improve warning when
mdynamic-no-pic is given together with fPIC/fpic, also warn when it
is given with fpie/fPIE.
* config/darwin.h (PIE_SPEC): New, (LINK_SPEC): Use PIE_SPEC.
* config/darwin9.h (PIE_SPEC): New.
From-SVN: r175397
PR c++/46400
* cp-tree.h (union lang_tree_node): Use TYPE_NEXT_VARIANT
instead of TYPE_CHAIN for chain_next for types.
* c-decl.c (union lang_tree_node): Use TYPE_NEXT_VARIANT
instead of TYPE_CHAIN for chain_next for types.
From-SVN: r175389
2011-06-24 Easwaran Raman <eraman@google.com>
PR rtl-optimization/49429
PR target/49454
* expr.c (emit_block_move_hints): Mark MEM_EXPR(x) and
MEM_EXPR(y) addressable if emit_block_move_via_libcall is
used to copy y into x.
* calls.c (initialize_argument_information): Mark
an argument addressable if it is passed by invisible reference.
(emit_library_call_value_1): Mark MEM_EXPR (val) addressable
if it is passed by reference.
From-SVN: r175384
2011-06-24 H.J. Lu <hongjiu.lu@intel.com>
PR rtl-optimization/49504
* rtlanal.c (nonzero_bits1): Properly handle addition or
subtraction a pointer in Pmode if pointers extend unsigned.
From-SVN: r175377
2011-06-24 Martin Jambor <mjambor@suse.cz>
PR tree-optimizations/49516
* tree-sra.c (sra_modify_assign): Choose the safe path for
aggregate copies if we also did scalar replacements.
* testsuite/g++.dg/tree-ssa/pr49516.C: New test.
From-SVN: r175376
v2: Include message improvements from Eric Botcazou
gcc/:
2011-06-24 Andi Kleen <ak@linux.intel.com>
* tree-sra.c (type_internals_preclude_sra_p): Add msg
parameter. Split up ifs and report reason in *msg.
(reject): Add.
(find_var_candiate): Add msg variable.
Split up ifs and report reason to reject.
(find_param_candidates): Add msg variable.
Pass msg to type_internals_preclude_sra_p.
From-SVN: r175370
PR middle-end/48770
* reload.h (reload): Change to return a bool.
* ira.c (ira): If requested by reload, run a fast DCE pass after
reload has completed. Fix comment typo.
* reload1.c (need_dce): New file scoped static.
(reload): Set reload_completed here. Return whether or not a DCE
pass after reload is needed.
(delete_dead_insn): Set need_dce as needed.
PR middle-end/48770
* gcc.dg/pr48770.c: New test.
From-SVN: r175353
PR middle-end/49465
* tree-ssa-threadupate.c (fix_duplicate_block_edges): Fix condition
to detect threading through joiner block. If there was already
an edge to the new target, then do not change the PHI nodes.
From-SVN: r175352
PR middle-end/49465
* tree-ssa-threadupate.c (fix_duplicate_block_edges): Fix condition
to detect threading through joiner block. If there was already
an edge to the new target, then do not change the PHI nodes.
*************** fix_duplicate_block_edges (struct redire
From-SVN: r175351
Nick Clifton
Eric Botcazou
Richard Guenther
Kai Tietz
Tristan Gingold
Joseph Myers
Richard Sandiford
John David Anglin
Jason Merrill
GCC Administrator
Iain Sandoe
Jakub Jelinek
Eric Botcazou
Jason Merrill
Basile Starynkevitch
Jakub Jelinek
Richard Henderson
Easwaran Raman
H.J. Lu
Ian Lance Taylor
Martin Jambor
Ramana Radhakrishnan
Diego Novillo
Gabriel Charette
Georg-Johann Lay
Andi Kleen
Jeff Law
Jeff Law
Jan Hubicka