re PR fortran/31591 (UBOUND as initialization expression (lacking simplification))
PR fortran/31591
* simplify.c (simplify_bound_dim): New function.
(simplify_bound): Use the above. Perform simplification of LBOUND
and UBOUND when DIM argument is not present.
* gfortran.dg/bound_simplification_1.f90: New test.
re PR fortran/31645 (Error on reading Byte Order Mark)
PR fortran/31645
* scanner.c (load_file): Discard the byte order mark if one is
found on the first non-preprocessor line of a file.
* testsuite/gfortran.dg/bom_error.f90: New test.
* testsuite/gfortran.dg/bom_include.f90: New test.
* testsuite/gfortran.dg/bom_UTF16-LE.f90: New test.
* testsuite/gfortran.dg/bom_UTF16-BE.f90: New test.
* testsuite/gfortran.dg/bom_UTF-8.f90: New test.
* testsuite/gfortran.dg/bom_UTF-32.f90: New test.
* testsuite/gfortran.dg/bom_UTF-8.F90: New test.
* testsuite/gfortran.dg/bom_include.inc: New file.
Jerry DeLisle [Sat, 28 Apr 2007 23:23:35 +0000 (23:23 +0000)]
re PR libfortran/31501 (libgfortran internal unit I/O performance issues)
2007-04-28 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/31501
* io/list_read.c (next_char): Fix whitespace.
* io/io.h: Remove prototypes and define macros for is_array_io,
is_stream_io, and is_internal_unit.
* io/unit.c (is_array_io), (is_internal_unit), (is_stream_io): Delete
these functions.
* io/transfer.c (read_sf): Change handling of internal_unit to make a
single call to salloc_r and use memcpy to transfer the data.
Jerry DeLisle [Sat, 28 Apr 2007 02:03:21 +0000 (02:03 +0000)]
re PR libfortran/31532 (INQUIRE(...,POSITION=...) not standard conforming)
2007-04-27 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/31532
* io/file_pos.c (st_backspace): Set flags.position for end of file
condition and use new function update_position.
(st_endfile): Use new function update_position.
* io/io.h: Add prototype for new function.
* io/inquire.c (inquire_via_unit): If not direct access, set NEXTREC
to zero.
* io/unit.c (update_position): New function to update position info
used by inquire.
* io/transfer.c (next_record): Fix typo and use new function.
* gnu/classpath/jdwp/event/EventManager.java
(getEventRequest): Rename to...
(getEventRequests): ...this.
Change return type to array of requests.
Construct a list of all matching events and return
them all.
* gnu/classpath/jdwp/Jdwp.java (notify): Use getEventRequests
and send event notifications for all matching requests.
* gnu/classpath/jdwp/event/filters/LocationOnlyFilter.java
(matches): Use Location.equals to determine equality.
* gnu/classpath/jdwp/VMMethod.java (equals):
New method.
* gnu/classpath/jdwp/util/Location.java (equals):
New method.
Kaz Kojima [Sat, 28 Apr 2007 00:07:40 +0000 (00:07 +0000)]
re PR target/31701 (SH: wrong epilogue for sibling calls)
PR target/31701
* config/sh/sh.c (output_stack_adjust): Avoid using the frame
register itself to hold the offset constant. Tell flow the use
of r4 and r5 when they are used.
Richard Guenther [Fri, 27 Apr 2007 21:50:04 +0000 (21:50 +0000)]
tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track if we simplified anything.
2007-04-27 Richard Guenther <rguenther@suse.de>
* tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
if we simplified anything.
(tree_ssa_forward_propagate_single_use_vars): Defer overflow
warnings until we did a simplification and the stmt was not
marked as TREE_NO_WARNING.
Ian Lance Taylor [Fri, 27 Apr 2007 20:47:24 +0000 (20:47 +0000)]
re PR middle-end/31710 (ICE in in set_value_range, at tree-vrp.c:278)
./: PR middle-end/31710
* tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
TYPE_MAX_VALUE exist, convert them to the new type.
testsuite/:
PR middle-end/31710
* gcc.c-torture/compile/pr31710.c: New test.
tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info if it claims to be available.
* tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
if it claims to be available.
* tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
edge is redirected.
(perform_tree_ssa_dce): Always free postdominators.
Daniel Franke [Fri, 27 Apr 2007 16:52:10 +0000 (12:52 -0400)]
gfortran.texi: Added node and menu entry for an option index.
2007-04-27 Daniel Franke <franke.daniel@gmail.com>
* gfortran.texi: Added node and menu entry for an option index.
* invoke.texi: Moved command line option related entries of the concept
index to the option index.
gcc/
* reload.h (elimination_target_reg_p): Declare.
* reload.c (find_reloads): Don't apply the reg_rtx move
optimization if the SET_DEST satisfies elimination_target_reg_p.
* reload1.c (elimination_target_reg_p): New function.
(gen_reload): In the move/add2 fallback, make sure that op0
does not overlap the destination register.
tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to transform only GIMPLE_MODIFY_STMTs.
* tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
transform only GIMPLE_MODIFY_STMTs.
* tree-complex.c (expand_complex_operations_1): Ditto.
(expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
* tree-ssa-loop-manip.c (build_if_stmt): Removed.
(tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
branches.
* value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
* omp-low.c (expand_parallel_call, expand_omp_for_generic,
expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
* tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
slpeel_add_loop_guard): Ditto.
* tree-mudflap.c (mf_build_check_statement_for): Ditto.
* lambda-code.c (perfect_nestify): Ditto.
* tree-iterator.c (tsi_split_statement_list_before): Fix splitting
before the first statement.
* tree-optimize.c (execute_free_datastructures): Fix comments.
(execute_free_cfg_annotations): Do not call disband_implicit_edges.
* tree-flow.h (disband_implicit_edges): Declaration removed.
* tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
branches.
(cleanup_dead_labels, tree_redirect_edge_and_branch): Handle COND_EXPRs
without gotos.
(disband_implicit_edges, has_label_p): Removed.
(tree_verify_flow_info): Verify that COND_EXPR branches are empty.
(tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
branches.
* tree.c (build3_stat): Mark COND_EXPRs used as statements as having
side effects.
* tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
also for COND_EXPRs.
* cfgexpand.c (label_rtx_for_bb): New function.
(expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
Use label_rtx_for_bb to find the labels.
(expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
last block. Detect fallthru edges.
Ian Lance Taylor [Fri, 27 Apr 2007 04:11:47 +0000 (04:11 +0000)]
re PR target/28675 (ICE in extract_insn, at recog.c:2084 (unrecognizable insn) [arm])
gcc/:
PR target/28675
* reload.c (find_reloads_subreg_address): If the address was valid
in the original mode but not in the new mode, reload the whole
address.
testsuite/:
PR target/28675
* gcc.c-torture/compile/pr28675.c: New test.
tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
* tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
(remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
(cleanup_control_expr_graph): Do not invalidate dominance info.
Record altered blocks.
(cleanup_control_flow, cleanup_forwarder_blocks): Removed.
(cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
cleanup_tree_cfg_bb): New functions.
(remove_forwarder_block): Do not maintain the worklist of blocks.
Record altered blocks.
(cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
not over whole cfg.
(cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
delete_unreachable_blocks if dominators are not available.
* tree-inline.c (optimize_inline_calls): Free dominance information
earlier.
* tree-flow.h (remove_edge_and_dominated_blocks,
cfgcleanup_altered_bbs): Altered.
* tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
blocks.
(get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
functions.
(tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
do not invalidate dominators.
200x-xx-xx Richard Sandiford <richard@codesourcery.com> Mark Mitchell <mark@codesourcery.com>
gcc/
200x-xx-xx Richard Sandiford <richard@codesourcery.com>
Mark Mitchell <mark@codesourcery.com>
* config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
* config/i386/i386.c (ix86_sol10_return_in_memory): New function.
* config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
Co-Authored-By: Mark Mitchell <mark@codesourcery.com>
From-SVN: r124176
re PR driver/31107 (--target-help doesn't say which options are compiler, assembler or linker options)
gcc/
PR driver/31107
* doc/invoke.texi (%:print-asm-header): Document.
* gcc.c (asm_options): Use %:print-asm-header() for --target-help
and -ftarget-help.
(static_spec_functions): Add print-asm-header.
(main): Print a banner before the --target-help linker options.
(print_asm_header_spec_function): New function.
Mark Mitchell [Thu, 26 Apr 2007 02:37:20 +0000 (02:37 +0000)]
Fix PR# in ChangeLog:
PR c++/31338
* cp-tree.h (ARITHMETIC_TYPE): Include COMPLEX_TYPE.
* typeck.c (type_after_usual_arithmetic_conversions): Adjust, as
COMPLEX_TYPE is now an ARITHMETIC_TYPE.
* init.c (build_zero_init): Adjust, as
COMPLEX_TYPE is now a SCALAR_TYPE.
* typeck2.c (digest_init): Allow brace-enclosed initializers for
COMPLEX_TYPE, even though that is now a SCALAR_TYPE.
Mark Mitchell [Thu, 26 Apr 2007 02:29:43 +0000 (02:29 +0000)]
re PR target/31388 (ICE building libiberty multilib for mips16 multilibs)
PR c++/31388
* cp-tree.h (ARITHMETIC_TYPE): Include COMPLEX_TYPE.
* typeck.c (type_after_usual_arithmetic_conversions): Adjust, as
COMPLEX_TYPE is now an ARITHMETIC_TYPE.
* init.c (build_zero_init): Adjust, as
COMPLEX_TYPE is now a SCALAR_TYPE.
* typeck2.c (digest_init): Allow brace-enclosed initializers for
COMPLEX_TYPE, even though that is now a SCALAR_TYPE.
* gcc.target/i386/reload-1.c. Include <stdint.h>. Compile for all
ilp32 i?86-*-* and x86_64-*-* targets. Do not skip test for -m64.
Use scan-rtl-dump-not procedure to scan RTL dump. Cleanup csa dump.
re PR libfortran/31299 (Use getpwuid(geteuid()) instead of getlogin() for GETLOG())
PR libfortran/31299
* intrinsics/getlog.c: Use getpwuid and geteuid instead of
getlogin if they are available.
* configure.ac: Add checks for getpwuid and geteuid.
* configure: Regenerate.
* config.h.in: Regenerate.
real.c (mpfr_from_real): Handle Inf and NaN, and allow the rounding mode to be specified by the caller.
* 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.
Ian Lance Taylor [Tue, 24 Apr 2007 22:24:01 +0000 (22:24 +0000)]
re PR tree-optimization/31605 (VRP eliminates a useful test due with conversion from unsigned int to int)
./: 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.
re PR fortran/31587 (Module files shouldn't be updated if their content doesn't change)
PR fortran/31587
* lib/gcc-dg.exp (scan-module): New function.
* gfortran.dg/module_md5_1.f90: New test.
* module.c (write_char): Add character to the MD5 buffer.
(read_md5_from_module_file): New function.
(gfc_dump_module): Compute MD5 for new module file. Call
read_md5_from_module_file. Only overwrite old module file
if the new MD5 is different.
Simon Martin [Tue, 24 Apr 2007 20:52:16 +0000 (20:52 +0000)]
re PR middle-end/25923 ([gfortran] garbled diagnostics with -O -Wuninitialized)
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.
Ian Lance Taylor [Tue, 24 Apr 2007 20:44:45 +0000 (20:44 +0000)]
re PR tree-optimization/31602 (Overflow warning causes GDB -Werror build failure)
./: 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.
Janis Johnson [Tue, 24 Apr 2007 19:29:34 +0000 (19:29 +0000)]
rs6000.c (function_arg_advance): For 32-bit ELF ABI...
* 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.
git://gcc.gnu.org / gcc.git / log