Bernd Schmidt [Sat, 17 Oct 1998 01:44:01 +0000 (01:44 +0000)]
reload1.c (reg_used_by_pseudo): New static variable.
* reload1.c (reg_used_by_pseudo): New static variable.
(choose_reload_regs): Initialize it.
Use it instead of testing spill_reg_order to determine whether a
pseudo is live in a hard register across the current insn.
Fix a typo in a reference to reload_reg_rtx.
Bernd Schmidt [Sat, 17 Oct 1998 01:38:15 +0000 (01:38 +0000)]
flow.c (propagate_block): Replace code that computes and uses regs_sometimes_live with simpler code that...
* flow.c (propagate_block): Replace code that computes and uses
regs_sometimes_live with simpler code that just walks the set of
currently live registers.
Bernd Schmidt [Sat, 17 Oct 1998 01:28:57 +0000 (01:28 +0000)]
Makefile.in (insn-extract.o): Fix dependencies.
* Makefile.in (insn-extract.o): Fix dependencies.
* genextract.c (main): Generate includes for insn-config.h and
recog.h.
Delete generation of declarations which are now in recog.h.
* genrecog.c (main): Delete generation of definitions which are
now in recog.c.
* local-alloc.c (block_alloc): Use extract_insn and the variables
it sets up instead of looking up values by insn_code.
* recog.c (recog_operand, recog_operand_loc, recog_dup_loc,
recog_dup_num): Define here instead of generating the definition in
genrecog.c.
(recog_n_operands, recog_n_dups, recog_n_alternatives,
recog_operand_mode, recog_constraints, recog_operand_address_p):
New variables.
(extract_insn): New function.
* recog.h (extract_insn): Declare function.
(which_alternative, recog_n_operands, recog_n_dups,
recog_n_alternatives, recog_operand_mode, recog_constraints,
recog_operand_address_p): Declare variables.
* regclass.c (n_occurrences): New static function.
* reload.c (n_occurrences): Delete function.
(find_reloads): Use extract_insn.
* reload.h (n_occurrences): Delete declaration.
J"orn Rennecke [Fri, 16 Oct 1998 19:54:38 +0000 (19:54 +0000)]
Fix consistency problems with reg_equiv_{mem,address};
Improve reload inheritance;
* reload.c (reload_out_reg): New variable.
(loc_mentioned_in_p, remove_address_replacements): New functions.
(remove_replacements): Deleted.
(push_reload): Set reload_out_reg[i].
When merging, also set reload_{in,out}_reg[i], and remove
duplicate address reloads.
(combine_reloads): Copy reload_out_reg[i].
(find_reloads): Do make_memloc substitution also when
reg_equiv_memory_loc[regno] and num_not_at_initial_offset
are both nonzero.
Include *recog_operand_loc in commutativity operand changes.
Generate optional output reloads.
Delete reference to n_memlocs. Don't set *recog_operand_loc before
processing operands. Call make_memloc in reg_equiv_address code.
Set *recog_operand_loc only after processing operands, and only
if replace is true. Return a value.
When changing address reload types for operands that didn't get
reloaded, use RELOAD_FOR_OPADDR_ADDRESS for
RELOAD_FOR_INPADDR_ADDRESS / RELOAD_FOR_OUTADDR_ADDRESS reloads.
Don't emit USEs for pseudo SUBREGs when not replacing.
(find_reloads_address): Do make_memloc substitution also when
reg_equiv_memory_loc[regno] and num_not_at_initial_offset
are both nonzero.
(find_reloads_toplev): Likewise.
Call make_memloc in reg_equiv_address code.
(debug_reload_to_stream): Add code to output reload_out_reg.
(make_memloc): Delete local variable i, ifdefed out code, and
references to memlocs and n_memlocs.
(memlocs, n_memlocs): Delete.
(push_secondary_reload): Clear reload_out_reg.
(find_reloads_address_1): Provide memrefloc argument to all calls
to find_reloads_address.
In AUTO_INC code, handle non-directly addressable equivalences properly.
* reload.h (reload_out_reg, num_not_at_initial_offset): Declare.
(find_reloads): Add return type.
(remove_address_replacements, deallocate_reload_reg): Declare.
* reload1.c (num_not_at_initial_offset): No longer static.
(delete_address_reloads, delete_address_reloads_1): Likewise.
(deallocate_reload_reg): New function.
(spill_reg_stored_to): New array.
(eliminate_regs): Don't substitute from reg_equiv_memory_loc.
(eliminate_regs_in_insn): Move assignments of previous_offset and
max_offset fields, and recalculation of num_not_at_initial_offset
into new static function:
(update_eliminable_offsets) .
(reload_as_needed): Call update_eliminable_offsetss after calling
find_reloads.
Call forget_old_reloads_1 with contents of reloaded auto_inc
expressions if the actual addressing can't be changed to match the
auto_inc.
(choose_reload_regs): For inheritance, replace
reload_reg_free_before_p test with reload_reg_ions.
(emit_reload_insns): If reload_in is a MEM, set OLD to
reload_in_reg[j].
Don't reload directly from oldequiv; if it's a pseudo with a
stack slot, use reload_in[j].
Check that reload_in_reg[j] is a MEM before replacing reload_in
from reg_reloaded_contents.
Include non-spill registers in reload inheritance processing.
Also try to use reload_out_reg to set spill_reg_store /
reg_last_reload_reg.
In code to set new_spill_reg_store, use single_set to find out if
there is a single set.
Add code that allows to delete optional output reloads.
Add code to allow deletion of output reloads that use no spill reg.
At the end, set reload_override_in to oldequiv.
Also call delete_output_reload if reload_out_reg is equal to old
in oldequiv code.
Add code to call delete_output_reload for stores with no matching load.
Set / use spill_reg_stored_to.
Handle case where secondary output reload uses a temporary, but
actual store isn't found.
When looking for a store of a value not loaded in order to call
delete_output_reload, count_occurences should return 0 for no
loads; but discount inherited input reloadill_reg_stored_to.
Do checks for extra uses of REG. Changed all
callers.
Use delete_address_reloads.
(reload): Take return value of find_reloads into account.
If a no-op set needs more than one reload, delete it.
(reload_reg_free_before_p): RELOAD_FOR_INPUT
can ignore RELOAD_FOR_INPUT_ADDRESS / RELOAD_FOR_INPADDR_ADDRESS
for the same operand.
(clear_reload_reg_in_use): Check for other reloads that keep a
register in use.
(reload_reg_free_for_value_p): handle RELOAD_FOR_OPERAND_ADDRESS /
RELOAD_FOR_OPADDR_ADDR.
Take into account when an address address reload is only needed
for the address reload we are considering.
(count_occurrences): Use rtx_equal_p for MEMs.
(inc_for_reload): Return instruction that stores into RELOADREG.
New argument two, IN, and rtx. Changed all callers.
(calculate_needs_all_insns, reload_as_needed):
Don't clear after_call for a CLOBBER.
Keep track of how many hard registers need to be copied from
after_call, and don't clear after_call before we have seen
that much copies, or we see a different instruction.
Fri Oct 16 10:59:01 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
* lex.c (setjmp.h): No longer included.
* lex.h (setjmp.h): Included.
* parse.h (SET_TYPE_FOR_RESOLUTION): New macro.
(duplicate_declaration_error_p): Renamed from
duplicate_declaration_error.
(build_array_from_name): New function prototype.
* parse.y (setjmp.h): No longer included.
(variable_declarator_id): Define action.
(build_array_from_name): New function.
(duplicate_declaration_error_p): Renamed from
duplicate_declaration_error. Fixed leading comment.
(register_fields): Main `for' loop reorganized. Uses
SET_TYPE_FOR_RESOLUTION and build_array_from_name.
(method_declarator): Uses SET_TYPE_FOR_RESOLUTION and call
build_array_from_name.
(resolve_class): Set CLASS_LOADED_P on newly build array dimension
types.
(read_import_dir): Don't try to skip `.' and `..'.
(declare_local_variables): Uses SET_TYPE_FOR_RESOLUTION and
build_array_from_name. Main `for' loop reorganized.
(resolve_qualified_expression_name): When building access to a
field, use the type where the field was found, not its own type.
(maybe_access_field): Use field DECL_CONTEXT if the type where the
field was found is null.
(qualify_ambiguous_name): Sweep through all successive array
dimensions.
Implements the alternate form `T a[]' of array declarations. Fixes a
bug when building access to certain fields. Fixed a compilation
warning when lex.h is included from somewhere else than parse.y
Dave Brolley [Fri, 16 Oct 1998 14:28:40 +0000 (14:28 +0000)]
cpplib.c (cpp_get_token): Replace whitespace that occurs between a macro name and the next token with a...
Fri Oct 16 17:26:10 1998 Dave Brolley <brolley@cygnus.com>
* cpplib.c (cpp_get_token): Replace whitespace that occurs between
a macro name and the next token with a single blank if that whitespace
is in a macro buffer and the next token is not '('.
Mark Mitchell [Fri, 16 Oct 1998 14:06:24 +0000 (14:06 +0000)]
decl.c (expand_static_init): Build cleanups before entering the anonymous function used to do them to avoid...
* decl.c (expand_static_init): Build cleanups before entering the
anonymous function used to do them to avoid access-checking
confusion.
* decl.c (grokfndecl): Add back call to cplus_decl_attributes
accidentally removed by previous change, and make DECL_RTL here.
* class.c (add_method): Don't make DECL_RTL here.
Mark Mitchell [Fri, 16 Oct 1998 12:08:01 +0000 (12:08 +0000)]
class.c (add_method): Fix documentation to reflect previous changes.
* class.c (add_method): Fix documentation to reflect previous
changes. Check for duplicate method declarations here.
* decl.c (decls_match): Handle FUNCTION_DECL vs TEMPLATE_DECL
correctly; such things never match.
(grokfndecl): Don't look for duplicate methods here.
* decl2.c (check_classfn): Don't assume names are mangled.
Don't add bogus member function declarations to a class before the
class type is complete.
(grokfield): Reformat error message.
* method.c (set_mangled_name_for_decl): Don't mangle names while
procesing_template_decl.
David S. Miller [Fri, 16 Oct 1998 01:23:51 +0000 (01:23 +0000)]
cse.c (cse_basic_block): Fixup hash flushing loop so we do not accidently walk into the free list.
* cse.c (cse_basic_block): Fixup hash flushing loop so we do not
accidently walk into the free list. Comment how that can happen.
(invalidate): Fix indentation.
Bernd Schmidt [Fri, 16 Oct 1998 00:08:51 +0000 (00:08 +0000)]
flow.c (life_analysis_1): Do not clobber regs_ever_live after reload.
* flow.c (life_analysis_1): Do not clobber regs_ever_live after
reload. Never perform rescans of the insn chain after reload.
(propagate_block): Do not delete insn or create new autoinc addressing
modes after reload.
* jump.c (jump_optimize): Unconditionally use the code that was
previously conditional on PRESERVE_DEATH_INFO_REGNO_P.
* reload1.c (reload): When reloading is finished, delete all
REG_DEAD and REG_UNUSED notes.
(emit_reload_insns): Delete all code that was conditional on
PRESERVE_DEATH_INFO_REGNO_P.
(no_longer_dead_regs): Delete variable.
(reload_cse_delete_death_notes): Delete function.
(reload_cse_no_longer_dead): Delete function.
(reload_cse_regs_1): Delete all code to handle deletion of death
notes.
(reload_cse_noop_set_p): Likewise.
(reload_cse_simplify_set): Likewise.
(reload_cse_simplify_operands): Likewise.
(reload_cse_move2add): Likewise.
* reorg.c (used_spill_regs): Delete declaration.
(max_label_num_after_reload): Delete declaration.
(find_dead_or_set_registers): Don't assume that spill regs are
dead at a CODE_LABEL.
* rtlanal.c (dead_or_set_regno_p): Death notes are always accurate,
even after reload.
* sched.c (sched_analyze_insn): Likewise.
(update_flow_info): Likewise.
* haifa-sched.c (sched_analyze_insn): Likewise.
(update_flow_info): Likewise.
* tm.texi (PRESERVE_DEATH_INFO_REGNO_P): Delete documentation.
* toplev.c (max_label_num_after_reload): Delete variable.
(rest_of_compilation): Don't set max_label_num_after_reload.
Call life_analysis after reload_cse_regs if optimizing.
* config/gmicro/gmicro.h: Delete comment referring to
PRESERVE_DEATH_INFO_REGNO_P.
* config/i386/i386.h: Likewise.
* config/m88k/m88k.h: Likewise.
* config/m32r/m32r.h (PRESERVE_DEATH_INFO_REGNO_P): Delete definition.
* config/sh/sh.h: Likewise.
Accurate REG_DEAD notes after reload.
Co-Authored-By: Jeffrey A Law <law@cygnus.com>
From-SVN: r23120
Jason Merrill [Thu, 15 Oct 1998 19:43:51 +0000 (19:43 +0000)]
decl.c (grokfndecl): ::main and __builtin_* get C linkage.
* decl.c (grokfndecl): ::main and __builtin_* get C linkage.
Do mangling here.
(grokdeclarator): Instead of here.
* friend.c (do_friend): Lose special handling of ::main and
__builtin_*.
* cp-tree.h (DECL_MAIN_P): Check for C linkage.
* spew.c (yylex): Clear looking_for_typename if we got
'enum { ... };'.
Kaveh R. Ghazi [Thu, 15 Oct 1998 15:55:04 +0000 (15:55 +0000)]
Warning fixes:
* choose-temp.c: Prototype mkstemps() when IN_GCC.
* cplus-dem.c (consume_count): Cast argument of ctype macro to
`unsigned char'.
(cplus_demangle_opname): Cast the result of `strlen' to (int) when
comparing against one.
(cplus_mangle_opname): Likewise.
(demangle_integral_value): Cast argument of ctype macro to
`unsigned char'.
(demangle_template_value_parm): Likewise.
(demangle_template): Initialize variable `bindex'. Cast the
result of `strlen' to (int) when comparing against one. Remove
unused variable `start_of_value_parm'.
(demangle_class_name): Cast the result of `strlen' to (int) when
comparing against one.
(demangle_prefix): Cast argument of ctype macro to `unsigned char'.
(gnu_special): Likewise. Cast the result of `strlen' to (int)
when comparing against one.
(demangle_qualified): Cast argument of ctype macro to `unsigned char'.
(get_count): Likewise.
(do_type): Likewise. Cast the result of `strlen' to (int) when
comparing against one.
(demangle_fund_type): Cast argument of ctype macro to `unsigned char'.
(demangle_function_name): Cast the result of `strlen' to (int)
when comparing against one.
* mkstemp.c (mkstemps): Cast variable `len' to (int) when
comparing against one.
Mark Mitchell [Thu, 15 Oct 1998 11:27:43 +0000 (11:27 +0000)]
cp-tree.def (TYPENAME_TYPE): Add to documentation.
* cp-tree.def (TYPENAME_TYPE): Add to documentation.
* cp-tree.h (TYPENAME_TYPE_FULLNAME): Document.
(build_typename_type): New function.
* decl.c (build_typename_type): Broken out from ...
(make_typename_type): Use it.
* search.c (lookup_field): Likewise.
Kaveh R. Ghazi [Thu, 15 Oct 1998 07:04:49 +0000 (07:04 +0000)]
Warning fixes:
* expr.c (build_chill_card): Use &&, not &, when comparing truth
values.
* parse.c (parse_spec_module): Remove unused variable
`module_name', but preserve function call from initialization.
(parse_operand6): Mark variable `location' with ATTRIBUTE_UNUSED.
* inout.c (init_text_location): Remove unused variable `textlength'.
Michael Hayes [Wed, 14 Oct 1998 22:46:04 +0000 (22:46 +0000)]
c4x.c: Convert to use GEN_INT.
* config/c4x/c4x.c: Convert to use GEN_INT.
(c4x_parallel_process): Rework to handle new repeat loop structure.
* config/c4x/c4x.md: Convert to use GEN_INT.
(rptb_end): Convert to use GE test. Replace uses with clobbers.
(decrement_and_branch_on_count): Likewise.
* config/c4x/c4x.h (REPEAT_BLOCK_PROCESS): Deleted hook now that
loop.c has the desired functionality.
(rc_reg_operand): New prototype.
* config/c4x/t-c4x: Can now build all front ends.
Benjamin Kosnik [Wed, 14 Oct 1998 21:16:37 +0000 (21:16 +0000)]
pt.c (convert_nontype_argument): Check against type_referred_to.
~
1998-10-14 Benjamin Kosnik <bkoz@rhino.cygnus.com>
* pt.c (convert_nontype_argument): Check against type_referred_to.
* decl.c (grokvardecl): Check for declarator name before building
DECL_ASSEMBLER_NAME.
Kaveh R. Ghazi [Wed, 14 Oct 1998 19:30:05 +0000 (19:30 +0000)]
typeck.c (build_chill_cast): Fix typo in assignment statement.
* typeck.c (build_chill_cast): Fix typo in assignment statement.
* tasking.c (build_signal_descriptor): Use IDENTIFIER_POINTER()
when printing a `tree'.
decl.c (runtime_exception_type_node, [...]): New global variables.
Tue Oct 13 03:50:28 1998 Alexandre Petit-Bianco <apbianco@cygnus.com>
* decl.c (runtime_exception_type_node, error_exception_type_node):
New global variables.
(init_decl_processing): Initialized.
* expr.c (java_lang_expand_expr): Set caught exception type to
null if catch handler argument doesn't exit.
* java-tree.def (SYNCHRONIZED_EXPR, THROW_EXPR): New Java specific
tree codes.
* java-tree.h (runtime_exception_type_node,
error_exception_type_node): Global variables declared.
(DECL_FUNCTION_THROWS): New macro.
(DECL_FUNCTION_BODY): Modified comment.
(DECL_SPECIFIC_COUNT): Likewise.
(struct lang_decl): New field throws_list.
(IS_UNCHECKED_EXPRESSION_P): New macro.
* lex.c (java_lex): Generate location information for THROW_TK.
* parse.h (PUSH_EXCEPTIONS, POP_EXCEPTIONS, IN_TRY_BLOCK_P,
EXCEPTIONS_P): New macros.
(enum jdep_code): New value JDEP_EXCEPTION.
(BUILD_MONITOR_ENTER, BUILD_MONITOR_EXIT,
BUILD_ASSIGN_EXCEPTION_INFO, BUILD_THROW, SET_WFL_OPERATOR,
PATCH_METHOD_RETURN_ERROR): New macros.
(patch_method_invocation_stmt): Added new argument to prototype.
(patch_synchronized_statement, patch_throw_statement,
check_thrown_exceptions, check_thrown_exceptions_do,
purge_unchecked_exceptions, check_throws_clauses): New function
prototypes.
* parse.y Fixed typo in keyword section.
(throw:): Rule tagged <node>.
(THROW_TK): Keyword tagged <operator>.
(method_header:): Last argument to call to method_header passed
from throws: rule.
(throws:, class_type_list:, throw_statement:,
synchronized_statement:, synchronized:): Defined actions.
(method_header): New local variable current. Register exceptions
from throws clause.
(java_complete_tree): Complete and verify exceptions from throws
clause.
(complete_class_report_errors): Error message on exceptions not
found
(java_check_regular_methods): Fixed typo. Shortcut on private
overriding methods. Changed error message on method
redefinition. Check for throws clause compatibility.
(check_throws_clauses): New function.
(java_check_abstract_methods): Use DECL_NAME for wfl or current
method. Changed error message on method redefinition.
(currently_caught_type_list): New static variable.
(java_complete_expand_methods): Purge unchecked exceptions from
throws clause list. Call PUSH_EXCEPTIONS before walk and
POP_EXCEPTIONS after.
(resolve_qualified_expression_name): Pass new argument as NULL to
patch_method_invocation_stmt.
(patch_method_invocation_stmt): New argument ref_decl. Invoke
PATCH_METHOD_RETURN_ERROR when returning with error. Reverse
argument list when appropriate. Use new argument if non null to
store selected method decl.
(patch_invoke): Convert if necessary args of builtin types before
forming CALL_EXPR. Argument list no longer reversed here.
(invocation_mode): Treat final methods as static methods.
(java_complete_tree): New cases for THROW_EXPR: and
SYNCHRONIZED_EXPR:. Check thrown exceptions when completing
function call.
(complete_function_arguments): No more RECORD_TYPE
conversion. Function parameter nodes no longer saved.
(valid_ref_assignconv_cast_p): Avoid handling null type.
(patch_binop): Fixed null constant reference handling.
(build_try_statement): Use BUILD_ASSIGN_EXCEPTION_INFO and
BUILD_THROW macros.
(patch_try_statement): Fixed comments. Record caught types in
list, push the list, expand try block and pop the list.
(patch_synchronized_statement, patch_throw_statement,
check_thrown_exceptions, check_thrown_exceptions_do,
purge_unchecked_exceptions): New functions.
* typeck.c (lookup_argument_method): Allow WFL in place of method
DECL_NAME during method definition check
Implements the `synchronized' statement, the `throw' statements and
the `throws' clause. Fixes method invocation bugs.
Andreas Schwab [Wed, 14 Oct 1998 09:43:37 +0000 (09:43 +0000)]
dwarf2out.c (expand_builtin_dwarf_reg_size): Look at all ranges when generating the decision tree for the general case.
* dwarf2out.c (expand_builtin_dwarf_reg_size): Look at all ranges
when generating the decision tree for the general case.
* config/m68k/m68k.h (HARD_REGNO_MODE_OK): Don't accept modes
wider that 12 bytes in fpu regs or wider than 8 byte in fpa regs.
Kaveh R. Ghazi [Wed, 14 Oct 1998 09:02:55 +0000 (09:02 +0000)]
Warning fixes:
* Makefile.in (sched.o): Depend on recog.h.
* alias.c (REG_BASE_VALUE): Cast the result of REGNO() macro to
(unsigned) when comparing against one.
(find_base_value): Likewise.
(record_base_value): Cast variable `regno' to (unsigned) when
comparing against one. Cast the result of REGNO() macro to
(unsigned) when comparing against one.
(memrefs_conflict_p): Change type of variables `r_x' and `r_y' to
unsigned.
(init_alias_analysis): Add unsigned variable `ui'. Use it as loop
variable where an unsigned index is needed.
* caller-save.c (init_caller_save): Cast `-1' to (enum insn_code)
before comparing against one.
* collect2.c: Add prototypes for functions `error', `fatal' and
`fatal_perror'. Make these functions take variable arguments
instead of faking it with a fixed number of args.
(write_c_file_stat): Cast the argument of ctype macro to (unsigned
char).
* combine.c (can_combine_p): Mark parameter `pred' with
ATTRIBUTE_UNUSED.
(find_split_point): Cast variable `src' to (unsigned
HOST_WIDE_INT) when comparing against one.
HOST_WIDE_INT) when comparing against one.
(simplify_rtx): Cast 1 to (unsigned HOST_WIDE_INT) in shift.
(simplify_logical): Likewise.
(force_to_mode): Cast result of INTVAL() macro to (unsigned
HOST_WIDE_INT) when comparing against one. Cast 1 to (unsigned
HOST_WIDE_INT) in shift.
(simplify_and_const_int): Cast result of INTVAL() macro to
`unsigned HOST_WIDE_INT' when comparing against one.
(merge_outer_ops): Cast variable const0 to `unsigned
HOST_WIDE_INT' when comparing against the result of
GET_MODE_MASK() macro.
(simplify_comparison): Likewise for variable `c0'. Cast variable
`const_op' to `unsigned HOST_WIDE_INT' when comparing against
one. Cast `1' to `unsigned HOST_WIDE_INT' in shift. Cast the
result of `GET_MODE_MASK()/2' to `HOST_WIDE_INT' when comparing
against one. Cast `1' to `unsigned HOST_WIDE_INT' in shift. Cast
result of INTVAL() macro to `unsigned HOST_WIDE_INT' when
comparing against one.
(distribute_notes): Wrap variable `cc0_setter' in macro `HAVE_cc0'.
config/mips/mips.c (gen_int_relational): Cast result of INTVAL()
macro to `unsigned HOST_WIDE_INT' when comparing against one.
(output_block_move): Cast `sizeof' expression to (int) when
comparing against one.
(function_arg): Cast BITS_PER_WORD to `unsigned' when comparing
against one.
(save_restore_insns): Cast `base_offset' to `long' to match format
specifier in fprintf.
* config/mips/mips.h (Pmode): Cast the result of `Pmode' macro
to `enum machine_mode'.
* flow.c (life_analysis_1): Remove unused variable `insn'.
* gcc.c (translate_options): Move variables `j' and `k' into the
scope in which they are used. Change their types to `size_t'.
(set_spec): Cast the argument of ctype macro to `unsigned char'.
(read_specs): Likewise.
(process_command): Cast `sizeof' to (int) when comparing against one.
(do_spec_1): Cast the argument of ctype macro to `unsigned char'.
(handle_braces): Cast both sides of `==' expression to `long' to
ensure sign matching.
(main): Cast variable `i' to `int' when comparing against one.
* gcov-io.h (__fetch_long): Change type of parameter `bytes' from
int to size_t. Cast variable `i' to size_t when comparing against
one.
* genattrtab.c (convert_set_attr_alternative): Remove unused
parameter `insn_code'. All callers changed.
(convert_set_attr): Likewise.
* genrecog.c (add_to_sequence): Cast result of XVECLEN() macro to
size_t when comparing against one. Likewise for variable `len'.
* global.c (global_alloc): Cast variable `max_regno' to size_t
when comparing against one. Likewise for variable `max_allocno'.
* jump.c (sets_cc0_p): Mark parameter `x' with ATTRIBUTE_UNUSED.
* local-alloc.c (validate_equiv_mem_from_store): Mark parameter
`set' with ATTRIBUTE_UNUSED.
(find_free_reg): Cast `sizeof' expression to (int) when comparing
against one.
* loop.c (count_loop_regs_set): Remove unused variable `dest'.
(strength_reduce): Mark parameter `bct_p' with ATTRIBUTE_UNUSED.
(get_condition): Cast variable `const_val' to `unsigned
HOST_WIDE_INT' when comparing against one. Cast unsigned
expression to HOST_WIDE_INT when comparing against one.
(insert_loop_mem): Mark parameter `data' with ATTRIBUTE_UNUSED.
(load_mems_and_recount_loop_regs_set): Cast variable `nregs' to
`unsigned' when comparing against one.
* protoize.c (is_id_char): Change type of parameter `ch' to
unsigned char.
(munge_compile_params): Cast argument of ctype macro to (const
unsigned char).
(process_aux_info_file): Cast variable `aux_info_size' to int when
comparing against one.
(forward_to_next_token_char): Cast argument of ctype macro to
`const unsigned char'.
(edit_formals_lists): Likewise.
(find_rightmost_formals_list): Likewise.
(add_local_decl): Likewise.
(add_global_decls): Likewise.
(edit_fn_definition): Likewise.
(do_cleaning): Likewise.
(scan_for_missed_items): Likewise.
(edit_file): Cast variable `orig_size' to (int) when comparing
against one.
(main): Cast argument of ctype macro to `const unsigned char'.
* recog.c (const_int_operand): Mark parameter `mode' with
ATTRIBUTE_UNUSED.
* regclass.c (record_reg_classes): Change type of variable `c' to
`unsigned char'. Cast `char' array index to `unsigned char'.
* reload.c (push_secondary_reload): Cast argument to
REG_CLASS_FROM_LETTER() macro to `unsigned char'.
* reload1.c (calculate_needs): Cast `char' array index to
`unsigned char'.
(set_label_offsets): Change type of variable `i' to unsigned int.
Cast result of XVECLEN() macro to unsigned when comparing against
one.
(mark_not_eliminable): Change type of variable `i' to unsigned.
(order_regs_for_reload): Likewise. Cast `max_regno' to unsigned
when comparing against one.
(reload_as_needed): Cast macro NUM_ELIMINABLE_REGS to (int) when
comparing against one.
(choose_reload_regs): Hide unused label `fail'.
(reload_cse_simplify_operands): Cast `char' array index to
`unsigned char'.
(reload_combine_note_store): Mark parameter `set' with
ATTRIBUTE_UNUSED. Cast UNITS_PER_WORD to unsigned when comparing
against one.
(reload_cse_move2add): Remove unused variable `src2'.
* sched.c: Include recog.h.
(sched_note_set): Remove unused parameter `b'. All callers
changed.
(split_hard_reg_notes): Likewise for parameter `orig_insn'.
(blockage_range): Cast result of UNIT_BLOCKED() macro to (int)
when comparing against one.
* stupid.c (stupid_find_reg): Mark parameter `changes_size' with
ATTRIBUTE_UNUSED. Cast `sizeof' expression to (int) when
comparing against one.
* unroll.c (precondition_loop_p): Remove unused parameter
`loop_end'. All callers changed.
Bernd Schmidt [Wed, 14 Oct 1998 01:14:42 +0000 (01:14 +0000)]
reload.h (compute_use_by_pseudos): Declare.
* reload.h (compute_use_by_pseudos): Declare.
* reload1.c (spilled_pseudos, insns_need_reload): New variables.
(something_needs_reloads): Delete variable.
(finish_spills): New function.
(compute_use_by_pseudos): New function.
(delete_caller_save_insns): Lose argument FIRST. All callers changed.
Use the reload_insn_chain instead of walking the rtl directly.
(reload): Allocate and free spilled_pseudos.
Ensure that all calls of spill_hard_reg are followed by a call to
finish_spills.
Use the insns_need_reload list instead of something_needs_reloads
to find out if reload_as_needed must be called.
Clear unused_insn_chains at the end.
(calculate_needs_all_insns): Lose FIRST parameter. All callers
changed.
Delete code to keep track of current basic block.
Walk reload_insn_chain instead of the rtl structure. Build the
insns_need_reload chain.
Remember which insns need reloading/elimination by setting the
appropriate fields in struct insn_chain, not by putting modes on the
insn.
(calculate_needs): Lose THIS_BLOCK arg. Accept arg CHAIN instead of
arg INSN. All callers changed.
Delete declaration of struct needs.
Don't set something_needs_reloads.
Record insn needs in the CHAIN argument.
(spill_hard_reg): Record the affected pseudos in spilled_pseudos.
(reload_as_needed): Lose FIRST arg. All callers changed.
Walk the reload_insn_chain instead of the rtx structure.
Delete code to keep track of current basic block.
Rename one of the NEXT variables to OLD_NEXT.
(allocate_reload_reg): Accept arg CHAIN instead of arg INSN. All
callers changed.
(choose_reload_regs): Likewise.
(emit_reload_insns): Replace INSN and BB args with arg CHAIN. All
callers changed.
* caller-save.c (MOVE_MAX_WORDS): New macro. Use it throughout
instead of (MOVE_MAX / UNITS_PER_WORD) computation.
(hard_regs_live, hard_regs_need_restore): Delete variables.
(n_regs_saved): Now static.
(referenced_regs, this_insn_sets): New variables.
(setup_save_areas): Restructure the code a bit.
(restore_referenced_regs): Delete function.
(mark_referenced_regs): New function, similar to the old
restore_referenced_regs, but mark registers in referenced_regs.
(clear_reg_live): Delete function.
(mark_set_regs): Renamed from set_reg_live. All callers changed.
Only mark registers in this_insn_sets.
(save_call_clobbered_regs): Rework this function to walk the
reload_insn_chain instead of using the list of instructions directly.
Delete code to keep track of register lives, compute live regs on the
fly from information in the chain.
Instead of calling restore_referenced_regs, use mark_referenced_regs,
then walk the set it computes and call insert_restore as appropriate.
(insert_restore): Lose INSN and BLOCK args. Add CHAIN arg. All
callers changed.
Restructure the code a bit. Test hard_regs_saved instead of
hard_regs_need_restore.
(insert_save): Lose INSN and BLOCK args. Add CHAIN and TO_SAVE
args. All callers changed.
Restructure the code a bit. Use TO_SAVE to determine which regs to
save instead of more complicated test.
(insert_one_arg): Lose INSN and BLOCK args. Add CHAIN arg. All
callers changed.
Create a new insn_chain structure for the new insn and place it
into the chain.
* rtl.texi: Update documentation to reflect that reload no longer
puts modes on the insns.
function.c (purge_addressof_1): Fix typo in inequality: do bitfield optimization for equal mode sizes.
* function.c (purge_addressof_1): Fix typo in inequality: do
bitfield optimization for equal mode sizes.
* expmed.c (store_bit_field): Don't take subregs of subregs in
the movstrict case. Tidy a potential problem in the multi-word case.
(extract_bit_field): Likewise.
Bernd Schmidt [Tue, 13 Oct 1998 22:19:54 +0000 (22:19 +0000)]
flow.c (find_basic_blocks): Emit NOPs after normal calls in this function.
Tue Oct 13 22:12:11 1998 Bernd Schmidt <crux@pool.informatik.rwth-aachen.de>
* flow.c (find_basic_blocks): Emit NOPs after normal calls in this
function.
Compute max_uid_for_flow by calling get_max_uid after the scan.
(find_basic_blocks_1): Don't emit NOPs here.
I can't believe I havn't done work on my home machine in nearly a month...
I can't believe I havn't done work on my home machine in
nearly a month...
* alias.c (base_alias_check): Accept new args for the modes of the
two references. Use them to determine if an AND can overlap. Update
all callers.
(memrefs_conflict_p): Assume sizes are aligned, and uses them
to determine if an AND can overlap.
Jason Merrill [Tue, 13 Oct 1998 18:29:36 +0000 (14:29 -0400)]
tinfo2.cc (fast_compare): Remove.
* tinfo2.cc (fast_compare): Remove.
(before): Just use strcmp.
* tinfo.cc (operator==): Just use strcmp.
* decl.c (grokfndecl): Don't check for linkage in `extern "C"'
declarations.
Jim Wilson [Tue, 13 Oct 1998 17:52:36 +0000 (17:52 +0000)]
Fix for m68k -O0 libstdc++ compiler abort.
* config/m68k/m68k.h (HARD_REGNO_MODE_OK): For FP regs, add REGNO >= 16
check. Add comment to document problems with TARGET_SUN_FPA version
of this macro.
* config/m68k/m68k.md (movxf+1): Support 'r'/'r' moves.
Kaveh R. Ghazi [Tue, 13 Oct 1998 15:25:25 +0000 (15:25 +0000)]
Warning fixes:
* Makefile.in (gencheck.o): Depend on gansidecl.h.
* c-common.c (print_char_table): Add missing initializers.
(scan_char_table): Likewise.
(time_char_table): Likewise.
* c-decl.c (c_decode_option): Mark parameter `argc' with
ATTRIBUTE_UNUSED.
(declare_parm_level): Mark parameter `definition_flag' with
ATTRIBUTE_UNUSED.
* c-lex.c (readescape): Use `(unsigned)1' in shift.
(yylex): Likewise. Cast `sizeof' to an (int) when comparing
against one.
* calls.c (store_one_arg): Remove unused parameter `fndecl'. All
callers changed.
(emit_call_1): Mark parameters `fndecl' and `funtype' with
ATTRIBUTE_UNUSED.
(expand_call): Cast result of MIN() to (unsigned int) when
comparing against an unsigned value.
* cccp.c (pcfinclude): Remove unused parameter `limit'. All
callers changed.
(make_definition): Remove unused parameter `op'. All callers
changed.
(create_definition): Cast REST_EXTENSION_LENGTH to (long) when
comparing against the result of pointer arithmetic.
* config/mips/mips.h (FUNCTION_ARG_BOUNDARY): Cast to (unsigned)
when comparing against one.
* dwarf2out.c (dwarf2out_frame_debug): Cast REGNO() and
HARD_FRAME_POINTER_REGNUM to (unsigned) when comparing against
one.
(output_die): Move variable `i' into the scope in which it is
used. Change its type to `unsigned'.
(output_die): Cast the result of `strlen' to (int) when passing it
to ASM_OUTPUT_ASCII().
(output_pubnames): Likewise.
(output_line_info): Likewise.
* emit-rtl.c (global_rtl): Add missing initializers.
* explow.c (promote_mode): Mark parameter `for_call' with
ATTRIBUTE_UNUSED.
* expmed.c (expand_shift): Cast the result of GET_MODE_BITSIZE to
`unsigned HOST_WIDE_INT' when comparing against one.
(synth_mult): Change type of variable `cost' to int.
(emit_store_flag): Use `(unsigned HOST_WIDE_INT) 1' in shift.
* expr.c (copy_blkmode_from_reg): Cast BITS_PER_WORD to (unsigned)
when comparing against one.
(get_inner_reference): Change variable `alignment' to unsigned.
(expand_expr): Cast the result of GET_MODE_ALIGNMENT to (unsigned
int) when comparing against one.
(expand_builtin_setjmp): Change type of variable `i' to size_t.
* fold-const.c (div_and_round_double): Cast BASE to
(HOST_WIDE_INT) when comparing against one.
* gencheck.c: Include gansidecl.h.
(main): Mark parameter `argv' with ATTRIBUTE_UNUSED.
* optabs.c (gen_cond_trap): Mark parameters `code', `op2' and
`tcode' with ATTRIBUTE_UNUSED.
* real.c (edivm): Cast constant value to (unsigned long) in
expression compared against an unsigned value.
* stmt.c (expand_return): Cast BITS_PER_WORD to (unsigned) when
comparing against one.
(expand_end_case): Cast CASE_VALUES_THRESHOLD to (unsigned int)
when comparing against one.
* stor-layout.c (mode_for_size): Cast MAX_FIXED_MODE_SIZE to
(unsigned int) when comparing against one. Likewise for
GET_MODE_BITSIZE.
(smallest_mode_for_size): Likewise.
(save_storage_status): Mark parameter `p' with ATTRIBUTE_UNUSED.
(restore_storage_status): Likewise.
* toplev.c (debug_args): Add missing initializer.
(f_options): Spelling correction. Add missing initializers.
(documented_lang_options): Likewise.
(debug_end_source_file): Mark parameter `lineno' with
ATTRIBUTE_UNUSED.
* tree.c (valid_machine_attribute): Mark parameters `attr_args',
`decl' and `type' with ATTRIBUTE_UNUSED.
* varasm.c (decode_reg_name): Cast `sizeof' expression to (int)
when comparing against one.
(assemble_variable): Mark parameter `top_level' with
ATTRIBUTE_UNUSED.
(assemble_external_libcall): Mark parameter `fun' with
ATTRIBUTE_UNUSED.
(output_constant_pool): Mark parameters `fnname' and `fndecl' with
ATTRIBUTE_UNUSED.
* cp-tree.h (specializations_of_same_template_p): Remove.
* search.c (get_template_base): Don't use it.
(get_template_base_recursive): Likewise.
* pt.c (specializations_of_same_template_p): Remove.
(unify): Don't use it.
(lookup_template_class): Find the correct parent when setting
CLASSTYPE_TI_TEMPLATE.
Tom Tromey [Tue, 13 Oct 1998 11:49:26 +0000 (11:49 +0000)]
jcf-dump.c (process_class): Use FATAL_EXIT_CODE, not -1.
* jcf-dump.c (process_class): Use FATAL_EXIT_CODE, not -1.
(main): Likewise. Exit with SUCCESS_EXIT_CODE at end of
function.
Include <config.h> and "system.h".
(disassemble_method): Undefine RET to avoid clash with
config/i386/i386.h.
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