2008-08-18 Paolo Carlini <paolo.carlini@oracle.com>
* configure.ac: Do not hardcode HAVE_S_ISREG and HAVE_S_IFREG for
newlib.
* configure: Regenerate.
From-SVN: r139203
2008-08-18 Richard Guenther <rguenther@suse.de>
* tree-cfg.c (verify_types_in_gimple_assign): Verify copies
and loads have the correct types.
From-SVN: r139195
2008-08-18 Samuel Tardieu <sam@rfc1149.net>
Robert Dewar <dewar@adacore.com>
gcc/ada/
PR ada/30827
* bindgen.adb (Gen_Output_File_Ada): Zero-terminate the
version string.
Move comment in the right place.
* g-comver.adb (Version): Look for a zero-termination in
addition to a closing parenthesis.
2008-08-18 Robert Dewar <dewar@adacore.com>
gcc/testsuite/
PR ada/30827
* gnat.dg/test_version.adb: New.
From-SVN: r139192
2008-08-18 Richard Guenther <rguenther@suse.de>
* tree-sra.c (generate_element_init_1): Deal with NULL constructor
element index.
(scalarize_init): If we failed to generate some initializers
do not generate zeros for not instantiated members. Instead
rely on the copy out.
* tree-ssa-operands.c (get_addr_dereference_operands): Warn
about missing flow-sensitive alias info only if we have
aliases computed.
From-SVN: r139188
gcc/
2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
Richard Sandiford <rdsandiford@googlemail.com>
* doc/install.texi (--with-mips-plt): Document.
* doc/invoke.texi (-mplt, -mno-plt): Document.
* config.gcc (mips*-*-*): Add mips-plt to supported_defaults
and handle ${with_mips_plt}.
* config/mips/mips.opt (mplt): New option.
* config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
(TARGET_ABICALLS_PIC2): Likewise.
(TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
(OPTION_DEFAULT_SPECS): Add a mips-plt entry.
(ASM_SPEC): Use !mabi=* instead of !mabi*.
(MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
to decide whether to output ".option picX" directives.
* config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
Pass -call_nonpic rather than -KPIC for -mplt.
(BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
on the command line. Also remove it when -mabi=64 is used without
-msym32.
* config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
* config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
TARGET_ABICALLS_PIC0.
(mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
TARGET_ABICALLS.
(mips16_build_function_stub): Only output ".option pic" directives
and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
(mips16_build_call_stub): Fix comment and remove redundant
".set at"/"set .noat" directives.
(mips_function_rodata_section): Use the default behaviour for
TARGET_ABSOLUTE_ABICALLS.
(mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
(mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
(mips_restore_gp): Do nothing if the current function doesn't use
a global pointer.
(mips_expand_prologue): Only save $gp if the current function uses it.
Use a normal move for TARGET_ABICALLS_PIC0.
(mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
Co-Authored-By: Richard Sandiford <rdsandiford@googlemail.com>
From-SVN: r139170
2008-08-17 Paolo Carlini <paolo.carlini@oracle.com>
* acinclude.m4 ([GLIBCXX_CHECK_LFS], [GLIBCXX_CHECK_POLL],
[GLIBCXX_CHECK_S_ISREG_OR_S_IFREG], [GLIBCXX_CHECK_WRITEV]):
Use GCC_TRY_COMPILE_OR_LINK instead of AC_TRY_LINK, in C++,
with -fno-exceptions as flags.
* configure.ac: Run unconditionally GLIBCXX_CHECK_LFS,
GLIBCXX_CHECK_POLL, GLIBCXX_CHECK_S_ISREG_OR_S_IFREG,
GLIBCXX_CHECK_WRITEV and commonized AC_CHECK_HEADERS.
* crossconfig.m4: Adjust; remove AC_CHECK_HEADERS commonized
in configure.ac.
* configure: Regenerate.
From-SVN: r139168
PR ada/20548
* common.opt (-fstack-check): Do not declare the variable here.
(-fstack-check=): New option variant.
* doc/invoke.texi (Code Gen Options): Document it.
* expr.h (STACK_OLD_CHECK_PROTECT): New macro.
(STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
(STACK_CHECK_STATIC_BUILTIN): New macro.
* doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
* opts.c: Include expr.h.
(common_handle_option) <OPT_fold_stack_check_>: New case.
<OPT_fstack_check>: Likewise.
* calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
consistently in the test for variable-sized types. Adjust for
new behaviour of flag_stack_check.
* explow.c: Include except.h.
(allocate_dynamic_stack_space): Do not take into account
STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
* function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
for variable-sized parameters. Treat all parameters whose size is
greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
stack checking is enabled.
* gimplify.c (gimplify_decl_expr): Treat non-static objects whose
size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
if generic stack checking is enabled.
(expand_function_end): Adjust for new behaviour of flag_stack_check.
* reload1.c (reload): Likewise.
* stmt.c (expand_decl): Assert that all automatic variables have
fixed size at this point and remove dead code.
* flags.h (stack_check_type): New enumeration type.
(flag_stack_check): Declare.
* toplev.c (flag_stack_check): New global variable.
* Makefile.in (opts.o): Add dependency on EXPR_H.
(explow.o): Add dependency on except.h.
ada/
* gcc-interface/decl.c (gnat_to_gnu_entity): Use DECL_SIZE_UNIT in the
setjmp test consistently. Adjust for new behaviour of flag_stack_check.
* gcc-interface/utils2.c (build_call_alloc_dealloc): Remove redundant
test of flag_stack_check. Adjust for new behaviour of flag_stack_check.
From-SVN: r139159
2008-08-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libfortran/35863
* intrinsics/selected_char_kind.c: Enable iso_10646.
* io/read.c (typedef uchar): New type.
(read_utf8): New function to read a single UTF-8 encoded character.
(read_utf8_char1): New function to read UTF-8 into a KIND=1 string.
(read_default_char1): New functio to read default into KIND=1 string.
(read_utf8_char4): New function to read UTF-8 into a KIND=4 string.
(read_default_char4): New function to read UTF-8 into a KIND=4 string.
(read_a): Modify to use the new functions.
(read_a_char4): Modify to use the new functions.
* io/write.c (error.h): Add include. (typedef uchar): New type.
(write_default_char4): New function to default write KIND=4 string.
(write_utf8_char4): New function to UTF-8 write KIND=4 string.
(write_a_char4): Modify to use new functions.
(write_character): Modify to use new functions.
From-SVN: r139147
* expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
to BLKmode, try to fetch an inner memory reference. Use 'mode' in
lieu of TYPE_MODE (type) throughout.
From-SVN: r139139
* config/arm/arm.c (add_minipool_backward_ref): Check for
8-byte-aligned entries in second case of forcing insertion after a
particular entry. Change third case to avoid inserting
non-8-byte-aligned entries before 8-byte-aligned ones.
From-SVN: r139135
2008-08-15 Richard Guenther <rguenther@suse.de>
* tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
strip components for unknown size accesses.
From-SVN: r139129
2008-08-14 Thomas Koenig <tkoenig@gcc.gnu.org>
PR libfortran/36886
* Makefile.am: Added $(i_cshift0_c).
Added $(i_cshift0_c) to gfor_built_specific_src.
Add rule to build from cshift0.m4.
* Makefile.in: Regenerated.
* libgfortran.h: Addedd prototypes for cshift0_i1,
cshift0_i2, cshift0_i4, cshift0_i8, cshift0_i16,
cshift0_r4, cshift0_r8, cshift0_r10, cshift0_r16,
cshift0_c4, cshift0_c8, cshift0_c10, cshift0_c16.
Define Macros GFC_UNALIGNED_C4 and GFC_UNALIGNED_C8.
* intrinsics/cshift0.c: Remove helper functions for
the innter shift loop.
(cshift0): Call specific functions depending on type
of array argument. Only call specific functions for
correct alignment for other types.
* m4/cshift0.m4: New file.
* generated/cshift0_i1.c: New file.
* generated/cshift0_i2.c: New file.
* generated/cshift0_i4.c: New file.
* generated/cshift0_i8:.c New file.
* generated/cshift0_i16.c: New file.
* generated/cshift0_r4.c: New file.
* generated/cshift0_r8.c: New file.
* generated/cshift0_r10.c: New file.
* generated/cshift0_r16.c: New file.
* generated/cshift0_c4.c: New file.
* generated/cshift0_c8.c: New file.
* generated/cshift0_c10.c: New file.
* generated/cshift0_c16.c: New file.
2008-08-14 Thomas Koenig <tkoenig@gcc.gnu.org>
PR libfortran/36886
* gfortran.dg/cshift_char_3.f90: New test case.
* gfortran.dg/cshift_nan_1.f90: New test case.
From-SVN: r139111
H.J. Lu
H.J. Lu
Paul Yuan
Richard Sandiford
Paolo Carlini
Tomas Bily
Manuel López-Ibáñez
Richard Guenther
Andreas Tobler
Samuel Tardieu
Samuel Tardieu
GCC Administrator
Mark Wielaard
Nick Clifton
Daniel Jacobowitz
Aaron W. LaFramboise
David Edelsohn
Eric Botcazou
Eric Botcazou
Tobias Burnus
Andy Hutchinson
Jerry DeLisle
Joseph Myers
Wolfgang Gellerich
Janus Weil
Thomas Koenig