* configure.in (USE_UNWIND_EXCEPTIONS): Add support to set
USE_UNWIND_EXCEPTIONS if --enable-libunwind-exceptions is set.
* configure, config.in: Regenerate.
* g++spec.c (LIBUNWIND): New.
(lang_specific_driver): Add it if USE_UNWIND_EXCEPTIONS is set.
From-SVN: r54636
* loop.c (check_final_value): Use v->always_executed
instead of v->always_computable.
* unroll.c (final_giv_value): Don't calculate the final
value as a function of the biv if the giv is not computed
for every loop iteration.
From-SVN: r54634
* convert.c (convert_to_integer) [LSHIFT_EXPR]: Don't pass
the truncation down when the target type is signed.
[trunc1]: Use unsigned arithmetic for LSHIFT_EXPR.
* fold-const.c (extract_muldiv) [NOP_EXPR]: Don't pass through
the conversion if the target type is a smaller type.
From-SVN: r54627
* gcse.c (delete_null_pointer_checks_1): Inform caller if any
null pointer checks were eliminated. Update prototype.
(delete_null_pointer_checks): Similarly.
* rtl.h (delete_null_pointer_checks): Update prototype.
* toplev.c (rest_of_compilation): Only run cleanup_cfg if
delete_null_pointer_checks deletes one or more null
pointer checks. Do not run cleanup_cfg before gcse, the
CFG is accurate and optimized at that point..
From-SVN: r54617
Fri Jun 14 12:04:02 2002 Dhananjay R. Deshpande <dhananjayd@kpit.com>
* sh.h: Define HARD_REGNO_RENAME_OK
* sh.c: sh_hard_regno_rename_ok: New. If current function has
interrupt_handler attribute, only registers saved on stack are OK.
* sh-protos.h: Declare sh_hard_regno_rename_ok.
From-SVN: r54612
* config/sh/sh.md (jump): Emit jump insn.
(call_pcrel): Get pattern of the result of gen_call_site.
(call_value_pcrel, sibcall_pcrel, GOTaddr2picreg): Likewise.
From-SVN: r54611
* cpphash.h (struct cpp_buffer): Remove saved_line_base.
* cpptrad.c: Update comments.
(skip_whitespace, copy_comment): Take a new parameter.
(skip_escaped_newlines): Don't duplicate escaped newline test.
(copy_comment): Different location for CUR, decide here how
to copy / replace the comment.
(skip_whitespace): Copy whitespace.
(_cpp_overlay_buffer, _cpp_remove_overlay): Don't play with line_base.
(scan_out_logical_line): Let copy comment handle keeping or
replacing comments.
(scan_parameters, _cpp_create_trad_definition): Update.
From-SVN: r54605
gcc:
* config.gcc: Add support for sh[234]*-*-elf*, sh[2346lbe]*-*-linux*.
* config/sh/linux.h (TARGET_DEFAULT): Use TARGET_CPU_DEFAULT.
* sh.h (SELECT_SH1, SELECT_SH2, SELECT_SH3, SELECT_SH3E): New macros.
(SELECT_SH4_NOFPU, SELECT_SH4_SINGLE_ONLY, SELECT_SH4): Likewise.
(SELECT_SH4_SINGLE, SELECT_SH5_64, SELECT_SH5_64_NOFPU): Likewise.
(SELECT_SH5_32, SELECT_SH5_32_NOFPU, SELECT_SH5_COMPACT): Likewise.
(SELECT_SH5_COMPACT_NOFPU): Likewise.
(TARGET_SWITCHES): Use them.
(TARGET_CPU_DEFAULT): Define if not already defined.
(TARGET_DEFAULT): Use it.
(LINK_DEFAULT_CPU_EMUL): Value now depends on TARGET_CPU_DEFAULT.
* config/sh/t-linux (MULTILIB_OPTIONS): Use MULTILIB_ENDIAN.
* config/sh/t-monolib: New file.
bfd:
config.bfd: Add support for sh[1234]l*-*-elf* | sh3el*-*-elf*,
sh[1234]*-elf*.
ld:
* configure.tgt: Add support for sh[1234]*le*-*-elf, sh[1234]*-*-elf.
Still outstanding:
config.sub:
* config.sub: Add support for sh[12], sh3e, sh[1234]le, sh3ele,
shle, sh[1234]le, sh3ele, sh64le.
From-SVN: r54598
2002-06-13 Akim Demaille <akim@epita.fr>
* parse.y (class_declaration, interface_declaration): Make sure
all their rules have an action, in order to avoid meaningless `$$
= $1' and their type clashes.
From-SVN: r54592
* emit-rtl.c (static_regno_reg_rtx): Define.
(init_emit_once): Initialize static_regno_reg_rtx.
(init_emit): Copy static_regno_reg_rtx into regno_reg_rtx instead
of building new hard reg objects once per function.
(gen_rtx_REG): Try to share hard regs.
* regclass.c (init_fake_stack_mems): New function broken out from
init_regs.
* rtl.h (init_fake_stack_mems): Declare.
* toplev.c (lang_independent_init): Call init_regs before
init_emit_once. Call init_fake_stack_mems after init_emit_once.
From-SVN: r54588
* diagnostic.c (output_format): Recognize "%H" as a format
specifier for a location_t.
(text_specifies_location): New function.
(diagnostic_set_info): Use it.
From-SVN: r54584
* alias.c (argument_registers): Remove.
(init_alias_once): Initialize static_reg_base_value here. Remove
initialization of argument_registers.
(init_alias_once_per_function): Remove.
(init_alias_analysis): Copy all the entries from static_reg_base_value
into new_reg_base_value all at once.
* rtl.h (init_alias_once_per_function): Remove declaration.
* function.c (prepare_function_start): Do not call
init_alias_once_per_function.
* caller-save.c (init_caller_save): Use gen_rtx_INSN instead of
starting a sequence and emitting an INSN.
From-SVN: r54582
* cpplib.c (end_directive): Handle line skipping. Only remove
the rest of the line if the directive was valid.
* cppmacro.c (_cpp_push_text_context): Set NODE_DISABLED when
expanding a traditional macro.
* cpptrad.c (recursive_macro): New.
(read_logical_line_trad): Handle skipping.
(scan_out_logical_line): Continue after a successful directive.
Don't expand macros whilst skipping, or if recursing.
(_cpp_create_trad_definition): scan_out_logical_line now sets
the output current position.
From-SVN: r54573
Gabriel Dos Reis
Aldy Hernandez
GCC Administrator
Jeff Sturm
Steve Ellcey
Eric Botcazou
Richard Henderson
Richard Henderson
Eric Christopher
Franz Sirl
J.T. Conklin
Jeff Law
Ulrich Weigand
J"orn Rennecke
Dhananjay R. Deshpande
Kaz Kojima
Neil Booth
Alan Lehotsky
Tom Tromey
Roger Sayle
Akim Demaille
Jan Hubicka
Richard Sandiford
David S. Miller
Stan Shebs
Eric Christopher