2003-04-17 Paolo Carlini <pcarlini@unitus.it>
* include/std/std_streambuf.h (setp): _M_out_lim, being
the end limit of used put area, is set equal to _M_out_beg.
From-SVN: r65740
* config/s390/s390.c (SYMBOL_FLAG_ALIGN1): New.
(tls_model_chars): Remove.
(larl_operand): Use SYMBOL_REF_FLAGS.
(tls_symbolic_operand): Use SYMBOL_REF_TLS_MODEL.
(legitimize_pic_address): Use SYMBOL_REF_LOCAL_P.
(s390_output_mi_thunk): Likewise.
(s390_emit_prologue): Set SYMBOL_FLAG_LOCAL as needed.
(s390_function_profiler): Likewise.
(s390_encode_section_info): Use default_encode_section_info
and SYMBOL_FLAG_ALIGN1.
(s390_strip_name_encoding): Remove.
* config/s390/s390.h (ASM_OUTPUT_LABELREF): Remove.
* config/s390/s390.md (call, call_value): Use SYMBOL_REF_LOCAL_P.
(builtin_setjmp_receiver): Set SYMBOL_FLAG_LOCAL as needed.
From-SVN: r65734
* config/h8300/h8300.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): New.
(small_call_insn_operand): Use it.
(SYMBOL_FLAG_EIGHTBIT_DATA): New.
(h8300_eightbit_constant_address_p): Use it.
(SYMBOL_FLAG_TINY_DATA): New.
(h8300_tiny_constant_address_p): Use it.
(h8300_encode_label, h8300_strip_name_encoding): Remove.
(h8300_encode_section_info): Set SYMBOL_REF_FLAGS.
* config/h8300/h8300.h (TINY_DATA_NAME_P): Remove.
(ASM_OUTPUT_LABELREF): Remove.
From-SVN: r65726
* config/frv/frv.c (symbol_ref_small_data_p): Remove. Replace
all users with SYMBOL_REF_SMALL_P.
(const_small_data_p): Use SYMBOL_REF_SMALL_P.
(frv_encode_section_info): Remove.
(frv_strip_name_encoding): Remove.
(frv_in_small_data_p): Merge tests from encode_section_info.
(frv_print_operand): Use '@' not SDATA_FLAG_CHAR.
* config/frv/frv.h (SDATA_FLAG_CHAR): Remove.
(SDATA_NAME_P): Remove.
(ASM_OUTPUT_ALIGNED_DECL_LOCAL): Use SIZE not SDATA_NAME_P.
(ASM_OUTPUT_LABELREF): Remove.
(PRINT_OPERAND_PUNCT_VALID_P): Use '@' not SDATA_FLAG_CHAR.
From-SVN: r65725
* config/cris/cris.c (cris_gotless_symbol, cris_got_symbol): Use
SYMBOL_REF_LOCAL_P; abort if not pic.
(cris_encode_section_info): Remove.
From-SVN: r65721
2003-04-16 Roger Sayle <roger@eyesopen.com>
* c-semantics.c (find_reachable_label): New function to find a
potentially reachable label in an expression.
(expand_unreachable_if_stmt): Similar to expand_if_stmt but
assumes the start of the IF_STMT is unreachable (dead) code.
(expand_unreachable_stmt): Similar to expand_stmt but assumes
the start of the statement list is unreachable (dead) code.
(genrtl_if_stmt): If the controlling expression of the IF
is constant, use expand_unreachable_stmt for the THEN or ELSE
clause as appropriate.
(genrtl_switch_stmt): Use expand_unreachable_stmt to expand
the body of a SWITCH statement.
(expand_stmt): The code immediately following a "return",
"break", "continue" or "goto" is unreachable.
* Makefile.in (c-semantics.o): Depend upon tree-inline.h.
* gcc.dg/Wunreachable-5.c: New test case for PR c/10175.
* gcc.c-torture/execute/medce-1.c: New test case.
* gcc.c-torture/execute/medce-2.c: New test case.
From-SVN: r65715
* reload1.c (reload_cse_noop_set_p): Return false if mode of
SET_DEST is not the same as that returned by...
* cselib.h (cselib_reg_set_mode): ... new function.
* cselib.c (cselib_reg_set_mode): Define it.
(REG_VALUES): Document semantics of first element as set mode.
(cselib_subst_to_values): Skip first element if ELT is NULL.
(cselib_lookup): Likewise. Insert past the first element.
(cselib_invalidate_regno): NULLify first element.
(cselib_record_set): Set first element.
From-SVN: r65713
* tree.c (skip_simple_arithmetics_at, saved_expr_p): New functions.
(save_expr): Replace loop by call to skip_simple_arithmetics_at.
* tree.h: Add prototypes for the two new functions.
* fold-const.c (fold_binary_op_with_conditional_arg): Replace test
updates introduced in the previous revision by call to saved_expr_p.
* stor-layout.c (put_pending_size): Use skip_simple_arithmetics_at.
From-SVN: r65702
* expr.c (store_field): Force usage of bitfield instructions when
the field position requires it, whatever SLOW_UNALIGNED_ACCESS.
(expand_expr, case BIT_FIELD_REF): likewise.
From-SVN: r65701
* config/alpha/alpha.c (SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP): New.
(samegp_function_operand): Use SYMBOL_FLAG_SAMEGP.
(direct_call_operand): Use SYMBOL_FLAG_NEAR.
(local_symbolic_operand): Use SYMBOL_REF_LOCAL_P.
(small_symbolic_operand): Use SYMBOL_REF_SMALL_P.
(global_symbolic_operand): Similarly.
(tls_symbolic_operand_1): Use SYMBOL_REF_TLS_MODEL.
(tls_symbolic_operand_type): Likewise.
(alpha_encode_section_info): Use default_encode_section_info.
(alpha_strip_name_encoding): Remove.
(get_tls_get_addr): Split out from ...
(alpha_legitimize_address): ... here.
(alpha_emit_xfloating_libcall): Use init_one_libfunc.
(get_some_local_dynamic_name_1): Use SYMBOL_REF_TLS_MODEL.
(alpha_initialize_trampoline): Use init_one_libfunc.
(alpha_setup_incoming_varargs): Mark unused parameters.
(alpha_initial_elimination_offset): Likewise.
(alpha_end_function): Use SYMBOL_FLAG_NEAR, SYMBOL_FLAG_SAMEGP.
(unicosmk_unique_section): Use default_strip_name_encoding.
(unicosmk_ssib_name, unicosmk_output_externs): Likewise.
From-SVN: r65696
* configure.in: Unify the code which creates symlinks to a
just-built as, ld, objdump, and nm with the code that detects
their presence for purposes of feature tests.
* configure: Regenerate.
From-SVN: r65677
2003-04-15 Benjamin Kosnik <bkoz@redhat.com>
Paolo Carlini <pcarlini@unitus.it>
PR libstdc++/9423
* docs/html/27_io/howto.html
('The buffering is screwing up my program!'): Explain that
opening counts as an I/O operation.
Co-Authored-By: Paolo Carlini <pcarlini@unitus.it>
From-SVN: r65665
* varasm.c (output_constant_def): Do not consult
CONSTANT_AFTER_FUNCTION_P. Remove all code predicated on it.
(after_function_constants, output_after_function_constants): Delete.
* doc/tm.texi: Delete documentation of CONSTANT_AFTER_FUNCTION_P.
* config/mips/mips-protos.h, config/mips/mips.c
(mips16_constant_after_function_p): Delete.
* config/mips/mips.h: Delete #if-0-ed definition of
CONSTANT_AFTER_FUNCTION_P.
* config/d30v/d30v.h, config/stormy16/stormy16.h: Remove
mention of CONSTANT_AFTER_FUNCTION_P in comment.
From-SVN: r65663
* argv.c: Fix comments.
* calloc.c: Don't unnecessarily include "libiberty.h".
(bzero): Add prototype.
* floatformat.c: Include "ansidecl.h", rely on ANSI_PROTOTYPES.
* getcwd.c (getcwd): Use standard definition to avoid conflicts
with system headers.
* hashtab.c (htab_traverse): Delete unused variables.
* rename.c: Include "ansidecl.h".
(rename): Use standard definition to avoid conflicts with system
headers.
* strsignal.c: Rely on ANSI_PROTOTYPES.
* strstr.c: Check GNUC >= 2, not GNUC == 2.
* vfprintf.c: Include "ansidecl.h", rely on ANSI_PROTOTYPES.
* vprintf.c: Include "ansidecl.h" earlier, rely on
ANSI_PROTOTYPES.
* vsprintf.c: Include "ansidecl.h" earlier, rely on
ANSI_PROTOTYPES and possibly include <stdarg.h>.
* Makefile.in: Regenerate dependencies.
From-SVN: r65659
Paolo Carlini
Richard Henderson
Eric Botcazou
Richard Henderson
Benjamin Kosnik
Roger Sayle
Alexandre Oliva
GCC Administrator
Kaveh R. Ghazi
Olivier Hainque
Mark Mitchell
Aldy Hernandez
Richard Earnshaw
J"orn Rennecke
John David Anglin
Jonathan Wakely
Andrew Haley
Zack Weinberg
Kaveh Ghazi
Zack Weinberg
Geoffrey Keating
Andreas Tobler