Roger Sayle [Tue, 3 Jun 2003 11:27:23 +0000 (11:27 +0000)]
builtins.def (BUILT_IN_CABS, [...]): New builtins representing ISO C99's cabs, cabsf and cabsl.
* builtins.def (BUILT_IN_CABS, BUILT_IN_CABSF, BUILT_IN_CABSL):
New builtins representing ISO C99's cabs, cabsf and cabsl.
* builtins.c (expand_builtin_fabs): New function.
(expand_builtin_cabs): New function.
(expand_builtin): Expand BUILT_IN_FABS{,F,L} and BUILT_IN_CABS{,F,L}
using expand_builtin_fabs and expand_builtin_cabs respectively.
* doc/extend.texi: Document new cabs, cabsf and cabsl builtins.
Jakub Jelinek [Tue, 3 Jun 2003 08:57:55 +0000 (10:57 +0200)]
builtins.c (expand_builtin_memcpy): Remove endp argument and endp != 0 handling.
* builtins.c (expand_builtin_memcpy): Remove endp argument and endp
!= 0 handling. Pass 0 to store_by_pieces.
(expand_builtin_mempcpy): Add endp argument. Don't call
expand_builtin_memcpy, call store_by_pieces resp. move_by_pieces
directly. If ignoring result, only do expand_call.
(expand_builtin_stpcpy): Likewise. Call expand_builtin_mempcpy
otherwise.
(expand_builtin_strncpy, expand_builtin_memset): Adjust
store_by_pices callers.
(expand_builtin): Adjust expand_builtin_memcpy and
expand_builtin_mempcpy callers.
* expr.c (can_move_by_pieces): New function.
(move_by_pieces): Add endp argument, return to resp. memory at end
or one byte earlier depending on endp.
(store_by_pieces): Likewise.
(emit_block_move): Adjust call to move_by_pieces.
(emit_push_insn): Adjust move_by_pieces caller.
* expr.h (can_move_by_pieces): New prototype.
(store_by_pieces): Adjust prototypes.
* rtl.h (move_by_pieces): Adjust prototype.
* config/mips/mips.c (expand_block_move): Adjust move_by_pieces
caller.
* gcc.c-torture/execute/builtins/string-4.c (main_test): Remove
mempcpy test with post-increments.
* gcc.c-torture/execute/string-opt-3.c: New test.
* gcc.dg/string-opt-1.c: New test.
Paolo Carlini [Mon, 2 Jun 2003 16:46:28 +0000 (18:46 +0200)]
re PR libstdc++/9761 (filebuf::pbackfail discards previously put back characters)
2003-06-02 Paolo Carlini <pcarlini@unitus.it>
PR libstdc++/9761
* include/bits/fstream.tcc (pbackfail): If the pback buffer
is already active don't try to store in it a second char.
* testsuite/27_io/basic_filebuf/pbackfail/char/9761.cc: New.
Paolo Carlini [Mon, 2 Jun 2003 15:36:24 +0000 (17:36 +0200)]
std_fstream.h (_M_destroy_pback): Use _M_in_beg instead of unnecessarily taking the address of _M_pback.
2003-06-02 Paolo Carlini <pcarlini@unitus.it>
* include/std/std_fstream.h (_M_destroy_pback): Use _M_in_beg
instead of unnecessarily taking the address of _M_pback.
(xsgetn): Simplify slightly for a single char pback buffer.
2003-06-02 Paolo Carlini <pcarlini@unitus.it>
* include/bits/sstream.tcc (seekoff): Remove four unnecessary
variables and two 'if', clean up.
2003-06-02 Paolo Carlini <pcarlini@unitus.it>
* include/bits/sstream.tcc (seekpos): Test against _M_out_lim
not _M_out_end, since the former actually points to the string
end (vs buffer end).
* testsuite/27_io/basic_stringbuf/seekpos/char/3.cc: New.
J"orn Rennecke [Mon, 2 Jun 2003 14:04:56 +0000 (14:04 +0000)]
sh.h (OLD_ARG_MODE): New macro.
* sh.h (OLD_ARG_MODE): New macro.
(FUNCTION_ARG_ADVANCE, FUNCTION_ARG_PASS_BY_REFERENCE): Use it.
(FUNCTION_ARG_1): Break out of:
(FUNCTION_ARG). Use OLD_ARG_MODE.
Neil Booth [Mon, 2 Jun 2003 05:48:30 +0000 (05:48 +0000)]
c-opts.c (CL_REJECT_NEGATIVE): New.
* c-opts.c (CL_REJECT_NEGATIVE): New.
(c_common_decode_option): Update to use it.
* c.opt: Update documentation; use RejectNegative.
* opts.sh: Handle RejectNegative.
Zack Weinberg [Mon, 2 Jun 2003 05:05:49 +0000 (05:05 +0000)]
ggc-page.c (init_ggc): Give better diagnostics on failure to open /dev/zero.
* ggc-page.c (init_ggc): Give better diagnostics on failure to
open /dev/zero.
* toplev.c (crash_signal): Reset handling for received signal
to SIG_DFL.
Ben Elliston [Mon, 2 Jun 2003 03:53:54 +0000 (03:53 +0000)]
arm.c (arm_use_dfa_pipeline_interface): Declare.
2003-06-02 Ben Elliston <bje@wasabisystems.com>
* config/arm/arm.c (arm_use_dfa_pipeline_interface): Declare.
(TARGET_SCHED_USE_DFA_PIPELINE_INTERFACE): Define if not already defined.
(arm_use_dfa_pipeline_interface): Implement.
* config/arm/arm.md (arm): New automaton.
(write_buf): Remove function units; new cpu unit.
(write_blockage): Remove function units; new cpu unit.
(core): Remove function units; new cpu unit.
(r_mem_f_wbuf): New instruction reservation.
(store1_wbuf, store2_wbuf, store3_wbuf, store4_wbuf): Likewise.
(store1_ldsched, store2, store3, store4): Likewise.
(load_ldsched, load_ldsched_xscale, load_or_store): Likewise.
(mult, mult_ldsched, mult_ldsched_strongarm): Likewise.
(multi_cycle, single_cycle): Likewise.
* config/arm/fpa.md (armfp): New automaton.
(fpa): Remove function units; new cpu unit.
(fpa_mem): Remove function unit; new cpu unit.
(fdivx, fdivd, fdivs, fmul, ffmul, farith, ffarith): New reservations.
(r_2_f, f_2_r, f_load, f_store, r_mem_f, f_mem_r): Likewise.
Kaveh R. Ghazi [Mon, 2 Jun 2003 01:41:05 +0000 (01:41 +0000)]
builtin-attrs.def (ATTR_ASM_FPRINTF): New.
* builtin-attrs.def (ATTR_ASM_FPRINTF): New.
* c-format.c (enum format_type): Add asm_fprintf_format_type.
(NOARGUMENTS, asm_fprintf_length_specs, asm_fprintf_flag_specs,
asm_fprintf_flag_pairs, asm_fprintf_char_table): New.
(format_types_orig): Renamed from format_types. Add new data.
(format_types): Declare as pointer.
(handle_format_attribute): Move later in file so we have all
necessary declarations. Add section to capture HOST_WIDE_INT.
* output.h (ATTRIBUTE_ASM_FPRINTF, __gcc_host_wide_int__): New.
(asm_fprintf): Mark with ATTRIBUTE_ASM_FPRINTF.
Neil Booth [Sun, 1 Jun 2003 18:24:08 +0000 (18:24 +0000)]
Makefile.in (c-options.c, [...]): Parallel make safe.
* Makefile.in (c-options.c, c-options.h): Parallel make safe.
* c.opt: End in blank line.
* opts.sh: Take AWK from environment if available; use C locale.
Roger Sayle [Sat, 31 May 2003 13:23:32 +0000 (13:23 +0000)]
flags.h (flag_wrapv): New flag controlling overflow semantics.
* flags.h (flag_wrapv): New flag controlling overflow semantics.
* toplev.c (flag_wrapv): Declare the variable with default false.
(lang_independent_options): New option "-fwrapv" to set the above.
* fold-const.c (extract_muldiv_1): Disable optimization of (2*x)/2
as x, when signed arithmetic overflow wraps around.
(fold): Optimize "-A - B" as "-B - A" if overflow wraps around.
* loop.c (basic_induction_var): Ignore BIVs that rely on undefined
overflow when flag_wrapv is true.
* doc/invoke.texi: Document new -fwrapv command line option.
* doc/c-tree.texi: Mention that the overflow semantics of
NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR and MULT_EXPR is dependent
upon both flag_wrapv and flag_trapv.
* gcc.dg/fwrapv-1.c: New test case.
* gcc.dg/fwrapv-2.c: New test case.
* libjava.lang/Overflow.java: New test.
* libjava.lang/Overflow.out: New file.
Gabriel Dos Reis [Sat, 31 May 2003 12:53:41 +0000 (12:53 +0000)]
decl.c (cp_binding_level::this_entity): Rename from this_class.
* decl.c (cp_binding_level::this_entity): Rename from this_class.
(cxx_scope_descriptor): New function.
(cxx_scope_debug): Likewise.
(push_binding_level): Use it.
(pop_binding_level): Likewise.
(suspend_binding_level): Likewise.
(resume_binding_level): Likewise.
(pushlevel_class): Adjust use of this_class.
(pushtag): Likewise.
(lookup_name_real): Likewise.
(global_scope_name): New variable.
(initialize_predefined_identifiers): Initialize it.
(push_namespace): Use it.
(make_cxx_scope): New function.
(pushlevel): Use it.
(pushlevel_class): Likewise.
(push_binding_level): Simplify. Loose the last two arguments.
(make_binding_level): Remove.
(initial_push__namespace_scope): New function.
(push_namespace): Use it. Simplify.
(cxx_init_decl_processing): Likewise.
(declare_namespace_level): Remove.
Roger Sayle [Fri, 30 May 2003 21:41:21 +0000 (21:41 +0000)]
emit-rtl.c (gen_complex_constant_part): New function for getting the constant real or imaginary part of a complex constant.
* emit-rtl.c (gen_complex_constant_part): New function for getting
the constant real or imaginary part of a complex constant.
(gen_realpart): Use it.
(gen_imagpart): Likewise.
crti.asm: Use .h8300hn and .h8300sn for normal mode.
* config/h8300/crti.asm: Use .h8300hn and .h8300sn for normal
mode.
* config/h8300/crtn.asm: Likewise.
* config/h8300/lib1funcs.asm: Likewise.
* config/h8300/h8300.c (asm_file_start): Likewise.
* config/h8300/elf.h (LINK_SPEC): Use h8300hnelf and
h8300snelf emulations for normal mode.
* config/h8300/h8300.h (LINK_SPEC): Use h8300hn and h8300sn
emulations for normal mode.
Phil Edwards [Fri, 30 May 2003 19:12:56 +0000 (19:12 +0000)]
filter: New file.
2003-05-30 Phil Edwards <pme@gcc.gnu.org>
* docs/doxygen/filter: New file.
* docs/doxygen/filter.sed: New file.
* docs/doxygen/run_doxygen: Add g flag to sed substitutions. Duh.
* docs/doxygen/user.cfg.in (INPUT_FILTER): Point to new filter.
* docs/html/documentation.html: Fix links to doxygen pages.
Roger Sayle [Fri, 30 May 2003 17:49:44 +0000 (17:49 +0000)]
cse.c (cse_insn): Simplify REG_EQUAL note on libcalls when making a substitution.
* cse.c (cse_insn): Simplify REG_EQUAL note on libcalls when
making a substitution.
(dead_libcall_p): If directly replacing a libcall with a
constant value produces an invalid instruction, also try forcing
the constant into the constant pool.
* expr.c (emit_move_insn): Add a REG_EQUAL note when it is not
obvious that the source is a constant.
(compress_float_constant): Use set_unique_reg_note to place
REG_EQUAL notes on instructions.
Eric Christopher [Fri, 30 May 2003 16:23:59 +0000 (16:23 +0000)]
mips.c (extern_list): Add GTY marker.
2003-05-30 Eric Christopher <echristo@redhat.com>
* config/mips/mips.c (extern_list): Add GTY marker.
(extern_head): Separate out definition. Add marker.
(mips_output_external): Use ggc_alloc for extern_list
allocation.
(mips_output_external_libcall): Ditto.
Roger Sayle [Thu, 29 May 2003 21:33:35 +0000 (21:33 +0000)]
re PR bootstrap/10169 (Bootstrap fails on mainline with Tru64 5.1B)
PR bootstrap/10169
* mips-tfile.c (main): Use getopt_long instead of getopt.
Add new command line option --version to display version.
Treat --verbose like -v to report a single line version.
(options): New global variable for getopt_long.
* mips-tdump.c (main): Use getopt_long instead of getopt.
New command line options -v, --version and -verbose to display
the program version number (to match mips-tfile's behavior).
(options): New global variable for getopt_long.
Roger Sayle [Thu, 29 May 2003 16:38:04 +0000 (16:38 +0000)]
builtins.c (cos_builtin, [...]): Delete.
* builtins.c (cos_builtin, sin_builtin, sqrt_builtin): Delete.
(builtin_record): Add an additional builtin_code field to
record which GCC built-in corresponds to the Java function.
(java_builtins): Add new entries for atan, atan2, exp, log,
pow and tan.
(max_builtin, min_builtin, abs_builtin): Perform constant
folding on the resulting tree.
(java_build_function_call_expr): Likewise, perform constant
folding on the resulting tree.
(initialize_builtins): The NULL creators are now allowed in
the java_builtins table, which is now terminated by an entry
with builtin_code == END_BUILTINS.
(check_for_builtin): Likewise. If the matching creator is
NULL, construct the call using java_build_function_call_expr
directly with the decl for the corresponding builtin_code.
Roger Sayle [Thu, 29 May 2003 16:33:47 +0000 (16:33 +0000)]
c-semantics.c (genrtl_do_stmt_1): New function split out from...
* c-semantics.c (genrtl_do_stmt_1): New function split out from...
(gen_rtl_do_stmt): ... here. Call genrtl_do_stmt_1.
(expand_unreachable_stmt): Expand unreachable while statements
using genrtl_do_stmt_1.
git://gcc.gnu.org / gcc.git / log