PR debug/44223
* haifa-sched.c (schedule_insn): When freeing INSN_REG_USE_LIST,
unchain each use from the cyclic next_regno_use chain first.
* gcc.target/i386/pr44223.c: New test.
From-SVN: r159680
2010-05-21 Andreas Krebbel <Andreas.Krebbel@de.ibm.com>
* config/s390/s390.c (override_options): Increase the default
of max-completely-peel-times.
From-SVN: r159675
gcc/
* config/arm/arm.c (arm_function_ok_for_sibcall): Only forbid
sibling calls for Thumb-1.
* config/arm/arm.h (USE_RETURN_INSN): Enable for Thumb-2.
* config/arm/arm.md (*call_symbol, *call_value_symbol): Use for
Thumb-2.
(*call_insn, *call_value_insn): Don't use for Thumb-2.
(sibcall, sibcall_value, *sibcall_insn, *sibcall_value_insn): Use
for Thumb-2.
(return): New expander.
(*arm_return): New name for ARM return insn.
* config/arm/thumb2.md (*thumb2_return): New insn pattern.
Co-Authored-By: Mark Mitchell <mark@codesourcery.com>
From-SVN: r159672
* acinclude.m4 (GLIBCXX_ENABLE_CLOCALE): Use GNU locale model for
glibc 2.3 and later, but not uClibc, without an execution test.
* configure: Regenerate.
* doc/xml/manual/configure.xml, doc/xml/manual/prerequisites.xml,
doc/xml/faq.xml: Update.
From-SVN: r159664
PR middle-end/44101
* gimplify.c (gimplify_init_constructor): Build a VIEW_CONVERT_EXPR
around the uniquized constructor if its type requires a conversion.
From-SVN: r159655
PR debug/44205
* tree-cfgcleanup.c (tree_forwarder_block_p): Return false if
at -O0 goto_locus of any of the incoming edges differs from
goto_locus of outgoing edge, or gimple_location of any of the
labels differs.
From-SVN: r159652
* trans-expr.c: Do not include convert.h, ggc.h, real.h, and gimple.h.
(gfc_conv_string_tmp): Do not assert type comparibilty.
* trans-array.c: Do not include gimple.h, ggc.h, and real.h.
(gfc_conv_expr_descriptor): Remove assert.
* trans-common.c: Clarify why rtl.h and tm.h are included.
* trans-openmp.c: Do not include ggc.h and real.h.
Explain why gimple.h is included.
* trans-const.c: Do not include ggc.h.
* trans-stmt.c: Do not include gimple.h, ggc.h, and real.h.
* trans.c: Do not include ggc.h and real.h.
Explain why gimple.h is included.
* trans-types.c: Do not include tm.h. Explain why langhooks.h
and dwarf2out.h are included.
* trans-io.c: Do not include gimple.h and real.h.
* trans-decl.c: Explain why gimple.h, tm.h, and rtl.h are included.
* trans-intrinsic.c: Do not include gimple.h. Explain why tm.h
is included.
From-SVN: r159640
2010-05-20 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/43851
* runtime/stop.c (stop_string): Make sure nothing is emitted for
blank stop.
From-SVN: r159638
PR debug/44178
* haifa-sched.c (initiate_bb_reg_pressure_info): Do not call
setup_ref_regs for DEBUG_INSNs.
* g++.dg/debug/pr44178.C: New test.
From-SVN: r159632
* dwarf2out.c (new_loc_descr_op_bit_piece): Add offset
argument. Don't use DW_OP_piece if offset is non-zero,
put offset into second DW_OP_bit_piece argument.
(dw_sra_loc_expr): Adjust callers. For memory expressions
compute offset.
From-SVN: r159623
PR target/43764
* mips.c (mips_call_expr_from_insn): New arg second_call. Set it.
(mips_annotate_pic_calls): Pass new arg to mips_call_expr_from_insn.
Use it.
From-SVN: r159610
2010-05-19 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/43851
* runtime/stop.c (error_stop_numeric): New function and updated comment.
Add declaration for stop_numeric and remove declaration for stop_string.
(stop_string): Use for blank STOP.
(stop_numeric): Remove use of special -1 stop code.
* runtime/pause.c (do_pause): Use stop_string for blank stop.
(pause_numeric): Remove use of special -1 pause code.
* gfortran.map: Add new symbol to run-time library.
* libgfortran.h: Move declaration for stop_string to here to make
function visible for do_pause. Remove declaration for stop_numeric.
2010-05-19 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/43851
* trans-stmt.c (gfc_trans_stop): Add generation of call to
gfortran_error_stop_numeric. Fix up some whitespace. Use stop_string for
blank STOP, handling a null expression. (gfc_trans_pause): Use
pause_string for blank PAUSE.
* trans.h: Add external function declaration for error_stop_numeric.
* trans-decl.c (gfc_build_builtin_function_decls): Add the building of
the declaration for the library call. Adjust whitespaces.
* match.c (gfc_match_stopcode): Remove use of the actual stop code to
signal no stop code. Match the expression following the stop and pass
that to the translators. Remove the old use of digit matching. Add
checks that the stop_code expression is INTEGER or CHARACTER, constant,
and if CHARACTER, default character KIND.
2010-05-19 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/43851
* gfortran.dg/label_1.f90: Update test.
From-SVN: r159609
gcc/
* combine.c (propagate_for_debug): Call make_compound_operation
on the source value.
(try_combine): When implementing a split chosen by find_split_point,
either copy i2src or set it to null. Assert that i2src is not null
before substituting into CALL_INSN_FUNCTION_USAGE.
From-SVN: r159600
