PR tree-optimization/23452
* fold-const.c (fold_mult_zconjz): New subroutine of fold_binary,
to optimize z * conj(z) as realpart(z)^2 + imagpart(z)^2.
(fold_binary) <MULT_EXPR>: Call fold_mult_zconjz for integral
complex values and with -ffast-math for FP complex values.
* gcc.dg/fold-mulconj-1.c: New test case.
From-SVN: r114246
PR c++/27803
* class.c (check_bitfield_decl): Ensure that all bitfields have
integral type.
PR c++/27803
* g++.dg/parse/bitfield1.C: New test.
From-SVN: r114245
* simplify-rtx.c (simplify_binary_operation): Unfactor the shift
and rotate cases.
<LSHIFTRT>: Optimize (lshiftrt (clz X) C) as (eq X 0) where C is
log2(GET_MODE_BITSIZE(X)) on targets with the appropriate semantics.
* gcc.target/ppc-eq0-1.c: New test case.
* gcc.target/ppc-negeq0-1.c: New test case.
From-SVN: r114239
* config/m32r/m32r.h (DBX_OUTPUT_SOURCE_LINE): Fix type of begin_label.
* config/m32r/initfini.c (__do_global_dtors, __do_global_ctors):
Make prototypes ISO C90.
From-SVN: r114232
PR target/27790
* config/i386/i386.c (ix86_expand_int_vcond): Force cop0
into register for (code == GTU).
testsuite/ChangeLog:
* gcc.target/i386/pr27790.c: New test.
From-SVN: r114229
2006-05-29 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/27634
* gfortran.dg/fmt_missing_period_1.f: New test.
* gfortran.dg/fmt_missing_period_2.f: New test.
* gfortran.dg/fmt_missing_period_3.f: New test.
From-SVN: r114214
2006-05-29 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR fortran/27634
* io.c (check_format): Add error for missing period in format
specifier unless -std=legacy.
* gfortran.texi: Add description of expanded namelist read and
missing period in format extensions.
From-SVN: r114213
2006-05-29 Jerry DeLisle <jvdelisle@gcc.gnu.org>
PR libgfortran/27634
* io/format.c (parse_format_list): Allow missing period in format only
if -std=legacy.
From-SVN: r114212
PR fortran/19777
* trans-array.c (gfc_conv_array_ref): Perform out-of-bounds
checking for assumed-size arrrays for all but the last dimension.
* gfortran.dg/bounds_check_2.f: Add new check for multidimensional
arrays.
From-SVN: r114210
PR tree-optimization/24964
* simplify-rtx.c (simplify_binary_operation_1): Add function comment.
<MULT>: Minor clean-up. Don't convert x*-1.0 into -x if we honor
signaling NaNs. Optimize -x*-x as x*x for all float modes, and
abs(x)*abs(x) as x*x for scalar floating point modes.
* gcc.target/i386/387-10.c: New test case.
From-SVN: r114206
* config/bfin/bfin.opt (mfdpic): New option.
* config/bfin/t-bfin-elf (EXTRA_PARTS): Add crtbeginS.o and crtendS.o.
(EXTRA_MULTILIB_PARTS): Likewise.
(CRTSTUFF_T_CFLAGS, TARGET_LIBGCC2_CFLAGS): Use -fpic.
(MULTILIB_OPTIONS, MULTILIB_EXCEPTIONS): Build one extra -mfdpic
multilib.
* config/bfin/elf.h (STARTFILE_SPEC): Don't link in crt0.o if -shared.
(CRT_CALL_STATIC_FUNCTION): New.
* config/bfin/uclinux.h (STARTFILE_SPEC): Don't link in crt0.o if
-shared.
(CRT_CALL_STATIC_FUNCTION): New.
* config/bfin/bfin.c (legitimize_pic_address): Now static. Handle
FD-PIC moves.
(n_pregs_to_save): PIC register doesn't need to be saved with FD-PIC.
(print_operand): Handle UNSPEC_MOVE_FDPIC and UNSPEC_FUNCDESC_GOT17M4.
(initialize_trampoline): Changed to handle FD-PIC code generation.
(expand_move): If TARGET_FDPIC, use emit_pic_move as needed.
(bfin_expand_call): Generate FD-PIC calls if TARGET_FDPIC.
(override_options): Disallow -mid-shared-library -mfdpic combination.
Can't do unaligned ops if FD-PIC.
Turn off flag_pic if trying to generate non-id-shared-library
non-fdpic code, since it's not supported.
(bfin_assemble_integer): New function.
(TARGET_ASM_INTEGER): Define.
* config/bfin/crti.s (__init, __fini): Save P3 on the stack if
__BFIN_FDPIC__.
* config/bfin/crtn.s: Restore them.
* config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define __BFIN_FDPIC__
if TARGET_FDPIC.
(DRIVER_SELF_SPECS, SUBTARGET_DRIVER_SELF_SPECS,
LINK_GCC_C_SEQUENCE_SPEC, ASM_SPEC, LINK_SPEC): New macros.
(FDPIC_FPTR_REGNO, FDPIC_REGNO, OUR_FDPIC_REG): New macros.
(TRAMPOLINE_SIZE, TRAMPOLINE_TEMPLATE): Adjust for FD-PIC.
(CONDITIONAL_REGISTER_USAGE): If TARGET_FDPIC, FDPIC_REGNO is
call-used.
(enum reg_class, REG_CLASS_CONTENTS, REG_CLASS_NAMES): Add
FDPIC_REGS and FDPIC_FPTR_REGS.
(REG_CLASS_FROM_LETTER): Use 'Z' and 'Y' for them.
* config/bfin/bfin.md (UNSPEC_MOVE_FDPIC, UNSPEC_FUNCDESC_GOT17M4,
UNSPEC_VOLATILE_LOAD_FUNCDESC): New constants.
(load_funcdescsi): New pattern.
(call_symbol_fdpic, sibcall_symbol_fdpic, call_value_symbol_fdpic,
sibcall_value_symbol_fdpic, call_insn_fdpic, sibcall_insn_fdpic,
call_value_insn_fdpic, sibcall_value_insn_fdpic): New patterns.
From-SVN: r114199
2006-05-28 Thomas Koenig <Thomas.Koenig@online.de>
* intrinsics/string_intrinsics.c (compare_string):
Use memcmp instead of strncmp to avoid tripping over
CHAR(0) in a string.
2006-05-28 Thomas Koenig <Thomas.Koenig@online.de>
* gfortran.dg/string_null_compare_1.f: New test case.
From-SVN: r114175
2006-05-27 Richard Guenther <rguenther@suse.de>
PR middle-end/27773
* fold-const.c (fold_plusminus_mult_expr): Use fold_convert
to produce a constant of value 1 of generic type.
* gcc.dg/torture/pr27773.c: New testcase.
From-SVN: r114158
Roger Sayle
Mark Mitchell
Kazu Hirata
Andreas Krebbel
Dirk Mueller
Volker Reichelt
Zdenek Dvorak
Steven Bosscher
Mircea Namolaru
Uros Bizjak
GCC Administrator
Jerry DeLisle
François-Xavier Coudert
Thomas Fitzsimmons
Paolo Carlini
Francois-Xavier Coudert
Sebastian Pop
Diego Novillo
Bernd Schmidt
Jakub Jelinek
Mike Stump
Thomas Koenig
Mark Shinwell
Richard Guenther
Dirk Mueller