Since 4c4a180d lto has turned off flag_pic when linking a fixed
position executable. So flag_pic is zero in rs6000_file_start.
However, when we get to actually emitting code, flag_pic may be on
again. This results in undefined references to ".LCTOC1".
PR target/68662
* config/rs6000/rs6000.c (need_toc_init): New var, set it
whenever toc_label_name used.
(rs6000_file_start): Don't set up toc section here,
(rs6000_output_function_epilogue): do so here instead,
(rs6000_xcoff_file_start): and here.
* config/rs6000/rs6000.md (load_toc_aix_si): Set need_toc_init.
(load_toc_aix_di): Likewise.
From-SVN: r233061
PR rtl-optimization/69592
* rtlanal.c (nonzero_bits_binary_arith_p): New inline function.
(cached_nonzero_bits): Use it instead of ARITHMETIC_P.
(num_sign_bit_copies_binary_arith_p): New inline function.
(cached_num_sign_bit_copies): Use it instead of ARITHMETIC_P.
* gcc.dg/pr69592.c: New test.
From-SVN: r233059
PR preprocessor/69543
PR c/69558
* c-pragma.c (handle_pragma_diagnostic): Pass input_location
instead of loc to control_warning_option.
* gcc.dg/pr69543.c: New test.
* gcc.dg/pr69558.c: New test.
From-SVN: r233058
PR tree-optimization/68580
* params.def (FSM_MAXIMUM_PHI_ARGUMENTS): New param.
* tree-ssa-threadbackward.c
(fsm_find_control_statement_thread_paths): Do not try to walk
through large PHI nodes.
From-SVN: r233053
PR tree-optimization/67921
* fold-const.c (split_tree): New parameters. Convert pointer
type variable part to proper type before negating.
(fold_binary_loc): Pass new arguments to split_tree.
gcc/testsuite/ChangeLog
PR tree-optimization/67921
* c-c++-common/ubsan/pr67921.c: New test.
From-SVN: r233042
2016-02-01 Richard Biener <rguenther@suse.de>
PR tree-optimization/69579
* tree-ssa-loop-ivcanon.c (propagate_constants_for_unrolling):
Do not propagate through abnormal PHI results.
* gcc.dg/setjmp-6.c: New testcase.
From-SVN: r233036
PR rtl-optimization/69570
* ifcvt.c (bb_ok_for_noce_convert_multiple_sets): Return true only
if there is more than one set, not if there is a single set.
* g++.dg/opt/pr69570.C: New test.
From-SVN: r233033
PR rtl-opt/69535
* combine.c (make_compound_operation): When looking through a
subreg, make sure to re-extend to the width of the outer mode.
From-SVN: r233032
PR c++/68763
* tree.c (strip_typedefs) [FUNCTION_TYPE]: Avoid building a new
function type if nothing is changing.
Co-Authored-By: Jason Merrill <jason@redhat.com>
From-SVN: r233020
2016-01-31 Paul Thomas <pault@gcc.gnu.org>
PR fortran/67564
* trans-expr.c (gfc_conv_procedure_call): For the vtable copy
subroutines, add a string length argument, when the actual
argument is an unlimited polymorphic class object.
2016-01-31 Paul Thomas <pault@gcc.gnu.org>
PR fortran/67564
* gfortran.dg/allocate_with_source_17.f03: New test.
From-SVN: r233016
PR tree-optimization/69546
* wide-int.cc (wi::divmod_internal): For unsigned division
where both operands fit into uhwi, if o1 is 1 and o0 has
msb set, if divident_prec is larger than bits per hwi,
clear another quotient word and return 2 instead of 1.
Similarly for remainder with msb in HWI set, if dividend_prec
is larger than bits per hwi.
* gcc.dg/torture/pr69546.c: New test.
From-SVN: r233012
2016-01-30 Paul Thomas <pault@gcc.gnu.org>
PR fortran/69566
* trans-expr.c (gfc_conv_procedure_call): Correct expression
for 'ulim_copy', which was missing a test for 'comp'.
2016-01-30 Paul Thomas <pault@gcc.gnu.org>
PR fortran/69566
* gfortran.dg/unlimited_polymorphic_25.f03: New test.
From-SVN: r233011
2016-01-29 Bill Schmidt <wschmidt@linux.vnet.ibm.com>
PR target/65546
* gcc.dg/vect/costmodel/ppc/costmodel-vect-31a.c: Correct
condition being checked, and disable it when the target supports
misaligned loads and stores.
From-SVN: r233006
2016-01-29 Martin Jambor <mjambor@suse.cz>
* hsa-gen.c (get_memory_order_name): Mask with MEMMODEL_BASE_MASK.
Use short lowercase names.
(get_memory_order): Mask with MEMMODEL_BASE_MASK. Support
MEMMODEL_CONSUME with acquire semantics and MEMMODEL_SEQ_CST with
acq_rel one. Protect warning agains segfaults if
get_memory_order_name returns NULL.
(gen_hsa_ternary_atomic_for_builtin): Support with MEMMODEL_SEQ_CST
with release semantics. Do not warn if get_memory_order already did.
(gen_hsa_insns_for_call): Support with MEMMODEL_SEQ_CST with acquire
semantics. Fix check for relaxed or acquire semantics. Do not warn
if get_memory_order already did.
From-SVN: r233000
PR debug/69518
* c-decl.c (finish_struct): Clear C_TYPE_INCOMPLETE_VARS in
all type variants, not just TYPE_MAIN_VARIANT.
* gcc.dg/torture/pr69518.c: New test.
From-SVN: r232998
r229087, which caused PR 69530, was supposed to fix PR 67609. r229458
has made r229087 unnecessary.
gcc/
PR target/69530
* lra-splill.c (lra_final_code_change): Revert r229087 by
removing all sub-registers.
gcc/testsuite/
PR target/69530
* gcc.target/i386/pr69530.c: New test.
From-SVN: r232991
PR target/69551
* config/i386/i386.c (ix86_expand_vector_set) <case V4SImode>: For
SSE1, copy target into the temporary reg first before recursing
on it.
* gcc.target/i386/pr69551.c: New test.
From-SVN: r232982
testsuite/
2016-01-29 Andrew Bennett <andrew.bennett@imgtec.com>
* gcc.target/mips/p5600-bonding.c (dg-options): Force the test to be
always built for p5600.
* gcc.target/mips/mips.exp (mips-dg-options): Add support for the
isa=p5600 dg-option.
From-SVN: r232980
sse2_cvtps2pd<mask_name> has
(define_insn "sse2_cvtps2pd<mask_name>"
[(set (match_operand:V2DF 0 "register_operand" "=v")
(float_extend:V2DF
(vec_select:V2SF
(match_operand:V4SF 1 "vector_operand" "vBm")
(parallel [(const_int 0) (const_int 1)]))))]
The memory operand size is 8 bytes (2 floats). We should use vm instead
of vBm.
* config/i386/sse.md (sse2_cvtps2pd<mask_name>): Replace vBm
with vm.
From-SVN: r232979
