* real.c (mpfr_from_real): Handle Inf and NaN, and allow the
rounding mode to be specified by the caller.
(real_to_mpfr) Likewise.
* real.h: Update mpfr_from_real, mpfr_to_real prototypes to
include new arguments.
* builtins.c: Update mpfr_from_real, mpfr_to_real calls.
From-SVN: r124139
./: PR tree-optimization/31605
* tree-vrp.c (set_value_range): Check that min and max are not
both overflow infinities.
(set_value_range_to_value): New static function.
(extract_range_from_binary_expr): Call set_value_range_to_value.
(extract_range_from_cond_expr): Likewise.
(extract_range_from_expr): Likewise.
(extract_range_from_unary_expr): Likewise. Don't create a range
which overflows on both sides.
(vrp_meet): Check for a useless range.
(vrp_visit_phi_node): If we see a constant which looks like an
overflow infinity, turn off the TREE_OVERFLOW flag.
testsuite/:
PR tree-optimizatoin/31605
* gcc.c-torture/execute/pr31605.c: New test.
From-SVN: r124128
2007-04-24 Simon Martin <simartin@users.sourceforge.net>
PR diagnostic/25923
* tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
diagnostic message is being built.
* tree-pretty-print.c (dump_generic_node): Only write the formatted text
into BUFFER's stream if we are not building a diagnostic message.
* toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
dump_generic_node.
* Makefile.in (toplev.o): Depend on tree-pass.h.
From-SVN: r124121
./: PR tree-optimization/31602
* tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
conditionals in the copied loop header.
* tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
warnings if TREE_NO_WARNING is set.
* doc/invoke.texi (Warning Options): Clarify that
-Wstrict-overflow does not warn about loops.
testsuite/:
PR tree-optimization/31602
* gcc.dg/Wstrict-overflow-11.c: We no longer issue a warning.
From-SVN: r124120
* config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
expand on the comment about _Decimal128 arguments and check the
integer result of the modulus operation; for 64-bit ELF ABI, ensure
that _Decimal128 argument uses even/odd register pair.
(function_arg): For 32-bit ELF ABI, expand on the comment about
_Decimal128 arguments and check the integer result of the modulus
operation; for 64-bit ELF ABI, ensure that _Decimal128 argument
uses even/odd register pair.
testsuite/
* gcc.target/powerpc/ppc32-abi-dfp-1.c: New test.
* gcc.target/powerpc/ppc64-abi-dfp-1.c: New test.
From-SVN: r124116
2007-04-24 Hui-May Chang <hm.chang@apple.com>
* reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
* gcc.target/i386/reload-1.c. New.
From-SVN: r124115
* libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
* libgcc2.c (__floatdisf): Avoid double-word arithmetic when
looking for non-zero bits shifted out. Avoid a recursive call
when constructing the scalar.
(__floatundisf): Likewise.
From-SVN: r124106
* dwarf2out.c (field_byte_offset): Move the existing logic
under the control of PCC_BITFIELD_TYPE_MATTERS and just use
the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
From-SVN: r124104
2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/31641
* config/s390/s390.c (s390_expand_setmem): Don't ICE for constant length
argument of 0 for memset.
(s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
unsigned shift instead of the signed variant.
2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
PR target/31641
* gcc.c-torture/compile/pr31641.c: New testcase.
From-SVN: r124099
gcc/
2007-xx-xx Chao-ying Fu <fu@mips.com>
Richard Sandiford <richard@nildram.co.uk>
* doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
* optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
(smadd_widen_optab, umadd_widen_optab): Define.
* optabs.c (init_optabs): Initialize smadd_widen_optab and
umadd_widen_optab.
* genopinit.c (optabs): Fill in smadd_widen_optab and
umadd_widen_optab.
* expr.c (expand_expr_real_1): Try to use smadd_widen_optab
and umadd_widen_optab to implement multiply-add sequences.
* config/mips/mips.md (*<su>mul_acc_di): Rename to...
(<u>maddsidi4): ...this. Extend condition to include
GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
of operand 0 to "ka" and use the three-operand form of madd<u>
for TARGET_DSPR2.
* config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
to define_expands.
* config/mips/constraints.md (ka): New register constraint.
gcc/testsuite/
2007-xx-xx Richard Sandiford <richard@nildram.co.uk>
* gcc.target/mips/madd-1.c, gcc.target/mips/madd-2.c,
* gcc.target/mips/madd-3.c, gcc.target/mips/madd-4.c,
* gcc.target/mips/maddu-1.c, gcc.target/mips/maddu-2.c,
* gcc.target/mips/maddu-3.c, gcc.target/mips/maddu-4.c: New tests.
From-SVN: r124095
* tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
Use phi_nodes_ptr.
(create_phi_node): Use set_phi_nodes.
* omp-low.c (expand_omp_parallel): Use bb_stmt_list.
* tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
(combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
* tree-flow-inline.h (phi_nodes, set_phi_nodes,
(bsi_start, bsi_last): Use bb_stmt_list.
(phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
* cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
Traverse the statements using tsi iterator.
* basic-block.h (struct basic_block_def): Fields stmt_list
and phi_nodes moved to ...
(struct tree_bb_info): ... new structure.
* tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
(tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
(remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
(tree_verify_flow_info): Verify that il.tree is not set for
entry and exit block.
(tree_split_block): Use set_bb_stmt_list.
From-SVN: r124086
2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
* config/i386/sse.md (sse2_stored): Don't split to inter-unit
move if inter-unit move isn't allowed.
Don't split moving the first element of V2DI to DI to inter-unit
move if inter-unit move isn't allowed.
From-SVN: r124070
2007-04-22 Richard Guenther <rguenther@suse.de>
PR tree-optimization/29789
* tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
(rewrite_reciprocal): New helper split out from
determine_invariantness_stmt.
(rewrite_bittest): Likewise.
(determine_invariantness_stmt): Rewrite (A >> B) & 1 to
A & (1 << B) if (1 << B) is loop invariant but (A >> B)
is not.
* gcc.dg/tree-ssa/ssa-lim-1.c: New testcase.
* gcc.dg/tree-ssa/ssa-lim-2.c: Likewise.
From-SVN: r124042
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* timevar.c (timevar_print): Change reference of --disable-checking to
--enable-checking=release. Also warn if assert checking is disabled.
From-SVN: r124025
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR C/30265
* c-gimplifier.c (gimplify_compound_literal_expr): Mark the
decl as addressable if the compound literal was marked as
addressable.
Mark the decl as a gimple register if it is a complex or
vector decl and does not live in memory.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
PR C/30265
* gcc.c-torture/compile/compound-literal-2.c: New testcase.
* gcc.c-torture/compile/compound-literal-3.c: New testcase.
From-SVN: r124024
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
(GENERIC_NEXT): New function macro.
(PHI_CHAIN): Use phi_node's new chain variable.
(tree_phi_node): Change tree_common to tree_base
and add the chain field.
* tree-phinodes.c (make_phi_node): Don't set
TREE_TYPE on the new node.
* c-decl.c (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_TUPLE_P in chain_next.
* tree-vect-transform.c
(get_initial_def_for_induction): Look at
PHI_RESULT_TREE for the type of the phi node.
(update_vuses_to_preheader): Use PHI_CHAIN
instead of TREE_CHAIN on the phi node.
* tree-ssa-structalias.c (compute_points_to_sets):
Likewise.
(ipa_pta_execute): Likewise.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* cp-tree.h (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_STMT_P in chain_next.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* ada-tree.h (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_STMT_P in chain_next.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* f95-lang.c (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_STMT_P in chain_next.
2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
* java-tree.h (lang_tree_node): Use GENERIC_NEXT
instead of checking GIMPLE_STMT_P in chain_next.
From-SVN: r124021
2007-04-21 Richard Guenther <rguenther@suse.de>
PR middle-end/31136
* fold-const.c (fold_unary): Call fold_convert_const on the
original tree.
* gcc.c-torture/execute/pr31136.c: New testcase.
From-SVN: r124020
PR target/31628
* config/i386/i386.c (type_has_variadic_args_p): Look for any
TREE_LIST with a void_type_node value, not void_list_node exactly.
From-SVN: r124014
2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
* doc/standards.texi: Re-arrange into language-specific
subsections. Add a C++ section, documenting which standards we
support.
From-SVN: r124013
* config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
ecrti.o and crtbegin.o.
(LIB_DEFAULT_SPEC): Include -lc.
(ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
From-SVN: r124006
Paolo Carlini
Bob Wilson
Dirk Mueller
Thiemo Seufer
Danny Smith
Richard Sandiford
Anatoly Sokolov
Brooks Moses
Ian Lance Taylor
Ian Lance Taylor
Simon Martin
Janis Johnson
Hui-May Chang
Olga Golovanevsky
Richard Henderson
Nathan Froyd
Andreas Krebbel
Richard Sandiford
Jan Hubicka
Daniel Franke
Zdenek Dvorak
Mike Stump
H.J. Lu
Nick Clifton
Richard Guenther
Andrew Pinski
Uros Bizjak
Zdenek Dvorak
Revital Eres
Kaz Kojima
Alexandre Oliva
Richard Henderson
Douglas Gregor
Daniel Jacobowitz