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* libgcc2.c, libgcc2.h: Restore __eprintf. Label as used for
binary backward compat only.
* Makefile.in (LIB2FUNCS_ST): New. Put _eprintf here, not
in LIB2FUNCS. Pass it to mklibgcc.
* mklibgcc.in: Handle LIB2FUNCS_ST.
* Makefile.in (installdirs): Don't create $(gcc_tooldir).
From-SVN: r42057
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* Makefile.in: Exterminate all references to assert.h.
* cross-make: Likewise.
* assert.h: Delete.
* configure.in: Correct commentary.
* configure: Regenerate.
* po/POTFILES.in: Remove assert.h.
* libgcc-std.ver, libgcc2.c, libgcc2.h, sys-protos.h:
Remove __eprintf.
* config/t-freebsd, config/t-linux, config/t-linux-aout,
config/t-netbsd, config/t-rtems, config/x-linux,
config/i386/t-beos, config/mcore/t-mcore, config/mcore/t-mcore-pe:
No need to override INSTALL_ASSERT_H.
* fixinc/fixinc.dgux, fixinc/fixinc.interix, fixinc/fixinc.ptx,
fixinc/fixinc.svr4, fixinc/fixinc.winnt, fixinc/fixinc.wrap,
fixinc/fixincl.sh: Don't install assert.h into objdir/include.
From-SVN: r41972
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* Makefile.in (LIB2FUNCS): Remove _varargs and __dummy.
* libgcc-std.ver: Remove __builtin_saveregs, __dummy, and __empty.
* libgcc2.c: Remove __dummy and __builtin_saveregs.
* libgcc2.h: Don't prototype __builtin_saveregs or __dummy.
* config/i860/varargs.asm: New file - preserve i860 __builtin_saveregs
for future reference.
From-SVN: r41529
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From-SVN: r40957
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From-SVN: r40924
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From-SVN: r39537
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* libgcc2.h (Wtype_MAX, Wtype_MIN): Define.
* libgcc2.c (__fixunssfSI, __fixunsdfSI, __fixunsxfSI): Use
Wtype_MIN instead of LONG_MIN.
From-SVN: r39365
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* configure.in: Arrange to include defaults.h in [ht]config.h/tm.h.
* Makefile.in: Remove all dependencies on defaults.h.
* builtins.c: Don't include defaults.h.
* c-common.c: Likewise.
* c-decl.c: Likewise.
* c-pragma.c: Likewise.
* c-typeck.c: Likewise.
* combine.c: Likewise.
* i386.c: Likewise.
* frame-ia64.c: Likewise.
* cppexp.c: Likewise.
* crtstuff.c: Likewise.
* dbxout.c: Likewise.
* dwarf2out.c: Likewise.
* dwarfout.c: Likewise.
* emit-rtl.c: Likewise.
* except.c: Likewise.
* expr.c: Likewise.
* final.c: Likewise.
* frame-dwarf2.c: Likewise.
* libgcc2.c: Likewise.
* optabs.c: Likewise.
* profile.c: Likewise.
* sdbout.c: Likewise.
* toplev.c: Likewise.
* tradcif.y: Likewise.
* tree.c: Likewise.
* varasm.c: Likewise.
ch:
* Makefile.in: Remove all dependencies on defaults.h.
* decl.c: Don't include defaults.h.
* timing.c: Likewise.
cp:
* Make-lang.in: Remove all dependencies on defaults.h.
* call.c: Don't include defaults.h.
* decl.c: Likewise.
* decl2.c: Likewise.
* except.c: Likewise.
* pt.c: Likewise.
* rtti.c: Likewise.
* tree.c: Likewise.
* typeck.c: Likewise.
f:
* Make-lang.in: Remove all dependencies on defaults.h.
* com.c: Don't include defaults.h.
java:
* Make-lang.in: Remove all dependencies on defaults.h.
* decl.c: Don't include defaults.h.
* expr.c: Likewise.
* parse.y: Likewise.
From-SVN: r39308
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* dwarf2out.c (dwarf2out_line): Make last_file_num be unsigned.
* frame.h (__ia64_personality_v1): Add prototype.
* libgcc2.c (ia64_throw_helper): Change personality declaration to
prototype form. Add void * cast to first argument to personality
call.
...
From-SVN: r39227
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2001-01-23 Chris Demetriou <cgd@broadcom.com>
* libgcc-std.ver (GCC_3.0): Add __terminate_func_set to list
of EH symbols.
* libgcc2.c (__terminate_func): Make variable static.
(__terminate_set_func): New function to set __terminate_func.
* libgcc2.h (__terminate_func_ptr): New typedef.
(__terminate_set_func): New function.
From-SVN: r39224
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register; return NULL instead.
2001-01-17 Andrew Haley <aph@redhat.com>
* libgcc2.c (get_reg_addr): Don't abort if we haven't got a copy
of a saved register; return NULL instead.
(copy_reg): Take a pointer to a source register rather than a
frame_state.
(next_stack_level): Remember the address in the stack frame of all
saved registers.
Use the saved register pointer array as the source of the CFA.
(throw_helper): Rewrite. Unwind once rather than twice and keep
track of saved registers as we go.
From-SVN: r39199
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in C's namespace.
* c-decl.c (start_function): Don't warn if old prototype is builtin
that's not in C's namespace.
* libgcc2.c (_varargs): Update definition of __builtin_saveregs.
(_bb): Add prototype for ctime.
* config/alpha/osf.h (TRANSFER_FROM_TRAMPOLINE): Add missing protos.
From-SVN: r38980
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* libgcc2.h: Use Wtype for SItype and DWtype for DItype in prototypes.
* libgcc2.c (__absvsi2): Use Wtype and DWtype.
(__absvdi2, __addvsi3, __addvdi3, __subvsi3): Likewise.
(__subvdi3, __mulvsi3, __mulvdi3, __negvsi2, __negvdi2): Likewise.
From-SVN: r38314
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* config/alpha/osf.h: Standarize copyright statement.
* config/arc/arc.h: Likewise.
* config/arm/elf.h config/arm/coff.h config/arm/aout.h: Likewise.
* config/arm/arm.c config/arm/arm.h: Likewise.
* config/elxsi/elxsi.h: Likewise.
* config/i386/sco.h: Likewise.
* config/m68k/crds.h config/m68k/hp320.h config/m68k/lynx.h: Likewise.
* config/m68k/m68kv4.h config/m68k/next21.h: Likewise.
* config/m68k/sun3.h: Likewise.
* config/m88k/dgux.h config/m88k/dguxbcs.h: Likewise.
* config/pdp11/2bsd.h config/pdp11/pdp11.h: Likewise.
* config/romp/romp.h: Likewise.
* config/rs6000/aix41.h: Likewise.
* config/sparc/sysv4.h: Likewise.
* config/we32k/we32k.c config/we32k/we32k.h: Likewise.
* fixinc/gnu-regex.c fixinc/gnu-regex.h: Likewise.
* cpplib.h cppexp.c cselib.h profile.c: Likewise.
* longlong.h: Likewise.
* libgcc2.c: Likewise.
From-SVN: r38088
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* libgcc2.c (__shtab): Remove __shtab variable.
* libgcc-std.ver (GCC_3.0): Remove __shtab from symbol list.
* Makefile.in (LIB2FUNCS): Remove _shtab from list of library
members.
From-SVN: r37175
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* mips.h (REG_CLASS_FROM_LETTER): Cast array arg to unsigned char.
* sparc.c (load_pic_register): Delete unused varaible.
* libgcc2.c (__addvsi3): Delete unused variable.
* libgcc2.h (__absvsi2, __absvdi2, __addvsi3, __addvdi3,
__subvsi3, __subvdi3, __mulvsi3, __mulvdi3, __negvsi2,
__negvdi2): Prototype.
* ssa.c (apply_delayed_renames): Avoid undefined operation.
* toplev.c (display_target_options): Make static to match
prototype. Delete empty declaration.
From-SVN: r36987
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From-SVN: r36952
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From-SVN: r36950
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From-SVN: r36942
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* Makefile.in (LANG_LIB2FUNCS): Remove.
(LIB2FUNCS): Remove _pure.
(LIB2ADD): Remove LANG_LIB2FUNCS.
(stage_a): Don't set LANG_LIB2FUNCS.
* libgcc2.c (__terminate): Mark noreturn.
(__pure_virtual): Remove.
* mklibgcc.in: Remove LIB2ADD .txt processing.
From-SVN: r36817
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* Makefile.in (LIB2FUNCS): Add _clz.
* libgcc2.c (__ffsdi2): Use count_trailing_zeros.
(__clz_tab): Put in its own unit, non-static.
* libgcc2.h: Always include longlong.h.
From-SVN: r36744
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* frame.h (ia64_frame_state): Add my_psp.
* libgcc2.c (ia64_throw_helper): Add throw_sp argument.
(__throw): Pass it in. Don't clobber r7.
* config/ia64/frame-ia64.c (init_ia64_reg_loc): Mark inline.
(execute_one_ia64_descriptor) [mem_stack_v]: Sets psp.when
and nothing to do with sp.
(normalize_reg_loc): Use frame->my_psp.
(frame_translate): Handle frame-pointer-less functions. Set
spill_base correctly, in absence of being told.
(__build_ia64_frame_state): New sp argument. Fill in frame->my_sp.
(__ia64_backtrace_helper): New sp argument. Use
builtin_return_address instead of label addresses.
(print_record) [mem_stack_v]: No size member.
From-SVN: r35565
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From-SVN: r34947
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* dwarf2.h (enum dwarf_call_frame_info): Add
DW_CFA_def_cfa_expression.
* dwarf2out.c (union dw_cfi_oprnd_struct): Add a pointer to a
dw_loc_descr_struct entry.
(struct cfa_loc): New structure to track a CFA location.
(lookup_cfa): Take a cfa_loc parameter instead of a reg and an offset.
(lookup_cfa_1): Take a cfa_loc parameter instead of a reg and an
offset, plus handle DW_CFA_def_cfa_expression.
(def_cfa_1): Use to be dwarf2out_def_cfa, only now it uses a
cfa_loc record.
(dwarf2out_def_cfa): Entry point maintained for compatability.
(dwarf_cfi_name): Add DW_CFA_def_cfa_expression.
(cfa_reg, cfa_offset): Replace with cfa_loc record 'cfa'.
(cfa_store_reg, cfa_store_offset): Replace with cfa_loc 'cfa_store'.
(initial_return_save, dwarf2out_stack_adjust): Use cfa.reg, not
cfa_reg.
(dwarf2out_frame_debug_expr): Use new cfa_loc records. Recognize rtl
sequences for the new DW_CFA_def_cfa_expression record.
(dwarf2out_frame_debug): Use new variables/fields.A
(output_cfi): Handle DW_CFA_def_cfa_expression.
(output_cfa_loc): New function to generate a CFI record for
DW_CFA_def_cfa_expression.
(get_cfa_from_loc_descr): New function to get a cfa_loc record from
a dw_loc_descr sequeunce.
(build_loc_descr): Build a dw_loc_descr from a cfa_loc record.
(dwarf_stack_op_name, new_loc_descr, add_loc_descr, size_of_loc_descr,
size_of_locs, output_loc_operands, output_loc_sequence): Move into
unwind info section.
* frame.h (frame_state): Add base_offset and indirect fields.
* frame-dwarf2.c (decode_stack_op): New function to interpret a
dw_loc_descr operation.
(execute_cfa_insn): Add support for DW_CFA_def_cfa_expression.
(struct frame_state): Add base offset and indirect fields.
* libgcc2.c (next_stack_level): Support indirect loading for CFA.
From-SVN: r34717
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* libgcc2.c (ia64_throw_helper): Use __builtin_return_address.
(__throw): Don't pass the address of a label.
* config/ia64/ia64.c (ia64_compute_frame_size): Use
current_function_is_leaf.
(ia64_expand_prologue): Likewise. Modify return_address_pointer_rtx
instead of reg_names[RETURN_ADDRESS_REGNUM].
(ia64_init_machine_status): Reset return_address_pointer_rtx.
* config/ia64/ia64.h (RETURN_ADDRESS_POINTER_REGNUM): Rename
from RETURN_ADDRESS_REGNUM. Update all uses.
(RETURN_ADDR_RTX): Use return_address_pointer_rtx; return
zero instead of null on failure.
(ELIMINABLE_REGS): Add ra->b0 elimination.
(CAN_ELIMINATE): Update accordingly.
(INITIAL_ELIMINATION_OFFSET): Likewise.
(REGISTER_NAMES): Use an illegal assembler name for
RETURN_ADDRESS_POINTER_REGNUM.
From-SVN: r34531
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gcc:
* eh-common.h (EH_ALLOC_SIZE, EH_ALLOC_ALIGN): New #defines.
(eh_context): Add alloc_mask and alloc_buffer emergency fallback
space.
* libgcc2.c (__eh_alloc): Moved from cp/exception.cc. Fallback on
emergency eh_context buffer, if malloc fails.
(__eh_free): Moved from cp/exception.cc. Release to emergency
eh_context buffer, if appropriate.
gcc/cp:
* exception.cc: (__eh_alloc, __eh_free): Moved to libgcc2.c
From-SVN: r34429
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2000-05-25 Andrew MacLeod <amacleod@cygnus.com>
Andrew Haley <aph@cygnus.com>
* except.c (func_eh_entry): Add emitted field.
(new_eh_region_entry): Set emitted field to 0;
(output_exception_table_entry): Only emit previously un-emitted data,
and send it to the eh_data section.
(output_exception_table): Break out common parts. Output
exception table for entire compilation unit to eh_data section.
(output_exception_table_data): Common parts of output_exception_table.
Send output to eh_data section.
(output_function_exception_table): Output exception table data for
a single function to eh_data section.
(free_exception_table): New external to free the table.
* except.h (free_exception_table): Add prototype.
(output_function_exception_table): Add prototype.
* final.c (final_end_function): Output function exception table
for IA64_UNWIND_INFO.
(final_scan_insn): Emit any unwind directives for an insn.
* frame-dwarf2.c: New file containing all DWARF 2 specific code
from frame.c.
* frame.c: Remove all DWARF 2 specific code.
* config/ia64/frame-ia64.c: New file.
(gthread_stuff): Make all gthread available with
IA64_UNWIND_INFO.
(dwarf_fde): Define an IA64 struct for dwarf_fde.
(__register_frame_info, __register_frame): Move to common area of file.
(__register_frame_info_table, __register_frame_table): Move to common i
area.
(__deregister_frame_info, __deregister_frame): Move to common area.
(__frame_init, find_fde): New versions for IA64_UNWIND_INFO.
(read_uleb128): New version for ia64.
(get_unwind_record): Read the next IA-64 unwind record.
(read_R_record): Read a region header record.
(process_a_b_reg_code): X record helper.
(read_X_record): Read an X format record.
(read_B_record): Read a B format record.
(P3_record_types): List of record types matching the P3 format.
(P7_record_types): List of record types matching the P7 format.
(P8_record_types): List of record types matching the P8 format.
(read_P_record): Read a P format record.
(init_ia64_reg_loc): Set default fields for a register.
(init_ia64_unwind_frame): Set defaults for all register records.
(execute_one_ia64_descriptor): Execute one descriptor record.
(rse_address_add): Calculate the position of a local reg in memory.
(normalize_reg_loc): Turn a location descriptor into a memory address.
(maybe_normalize_reg_loc): Only normalize a descriptor if it falls
within a specified PC offset range.
(get_real_reg_value): Given a register location, retrieve its value.
(set_real_reg_value): Change the value of a register location.
(copy_reg_value): Copy reg values, if needed.
(copy_saved_reg_state): Copy all registers that need to be copied.
(process_state_between): Normalize all frame register records that
fall within the specified PC range.
(frame_translate): Take a processed frame description, and turn
everything into addresses.
(build_ia64_frame_state ): Find and create frame state record for a PC.
(get_personality): Get the personality routine for a given frame.
(get_except_table): Get the exception table for a given frame.
(record_name): Unwind record names for debugging.
(print_record): Print and unwind record.
(print_all_records): Print an entire unwind image.
(__ia64_backtrace): Print a backtrace.
(ia64_backtrace_helper): New function.
(__register_frame_info_aux): New function.
* config/ia64/crtend.asm (__do_frame_setup_aux): New function.
* frame.h (enum unw_record_type): New unwind record types.
(struct unw_p_record, unw_b_record, unw_x_record) : New unwind records.
(struct unw_r_record, unwind_record): New unwind record structs.
(struct unwind_info_ptr): Unwind information layout.
(IA64_UNW_LOC_TYPE_*): Macros for different types for location
descriptors.
(struct ia64_reg_loc): Register location description.
(struct ia64_frame_state): Location of all registers in a frame.
(struct object): Add pc_base and fde_end for IA64_UNWIND_INFO.
* libgcc2.c (__ia64_personality_v1): Personality routine.
(__calc_caller_bsp): Calculate the bsp register for the caller's
frame.
(ia64_throw_helper): Figure out who to return to and set up the
registers.
(__throw): Throw routine.
* output.h (assemble_eh_align, assemble_eh_label): New functions
to generate EH info where we want it.
(assemble_eh_integer): New function.
* toplev.c (compile_file): Output module level exception table for
non-ia64 targets.
(main): Set exceptions_via_longjump and flag_new_exceptions based
on IA64_UNWIND_INFO too.
* varasm.c (assemble_eh_label): Generate a label via
ASM_OUTPUT_EH_LABEL if it has been specified.
(assemble_eh_align): Generate an alignment directive via
ASM_OUTPUT_EH_ALIGN if it has been specified.
(assemble_eh_label): Generate an integer value via
ASM_OUTPUT_EH_type if they have been specified.
* config/ia64/ia64.c (rtx_needs_barrier): Add flushrs.
(ia64_init_builtins): Add __builtin_ia64_bsp
and __builtin_ia64_flushrs.
(ia64_expand_builtin): Add IA64_BUILTIN_BSP and
IA64_BUILTIN_FLUSHRS.
* config/ia64/ia64.h (ia64_builtins): Add IA64_BUILTIN_BSP and
IA64_BUILTIN_FLUSHRS.
* config/ia64/ia64.md (flushrs): New insn to flush the register
stack. Add to unspec list.
* config/ia64/crtbegin.asm (frame_object): Change size.
(__do_frame_setup_aux): New function.
* config/ia64/crtend.asm: call __do_frame_setup_aux.
* config/ia64/t-ia64 (LIB2ADDEH): Add.
* Makefile.in (LIB2ADDEH): Add.
(LIB2ADD): Use LIB2ADDEH.
Co-Authored-By: Andrew Haley <aph@cygnus.com>
From-SVN: r34169
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* configure.in: Redefine inhibit_libc conditions.
* libgcc2.c: Remove inhibit_libc conditional define.
* configure: Regenerate.
From-SVN: r34126
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From-SVN: r33916
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* libgcc2.c (near eh_context_specific): Comment #endif string.
* longlong.h: Don't use strings with embedded newlines.
From-SVN: r33687
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* configure.in (alpha*-*-*): Aad config/alpha/t-alpha.
* configure: Rebuilt.
* libgcc2.c (__fixunstfDI): Renamed from __fixunstfdi.
(__fixunsxfDI): Renamed from __fixunsxfdi.
(__fixunsdfDI): Renamed from __fixunsdfdi.
(__fixunssfDI): Renamed from __fixunssfdi.
(__floatdisf): Use proper type in REP_BIT macro.
(__fixunsxfSI): Renamed from __fixunsxfsi.
(__fixunsdfSI): Renamed from __fixunsdfsi.
(__fixunssfSI): Renamed from __fixunssfsi.
* libgcc2.h: Add cases for MIN_UNITS_PER_WORD > 4.
Change location of macros and upper-case some names as above.
* longlong.h ([alpha]): Use PARAMS, not __P in decl of __udiv__qrnnd.
* config/alpha/t-alpha, config/alpha/qrnnd.asm: New files.
From-SVN: r33166
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* config/rs6000/rs6000.h (DWARF_FRAME_RETURN_COLUMN): Define.
* config/alpha/alpha.h (DWARF_FRAME_RETURN_COLUMN): Define.
* config/sparc/sparc.h (DWARF_FRAME_RETURN_COLUMN): Define.
* frame.h (frame_state): Revert last change.
* frame.c (execute_cfa_insn): Just don't record the save of a CFA reg.
* libgcc2.c (throw_helper): Revert last change.
From-SVN: r32705
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* config/arm/arm.h (INCOMING_RETURN_ADDR_RTX): Define.
(DWARF_FRAME_RETURN_COLUMN): Define.
* config/arm/arm.c (emit_multi_reg_push): Return rtx. Attach
REG_FRAME_RELATED_EXPR note.
(emit_sfm): Likewise.
(arm_expand_prologue): Set RTX_FRAME_RELATED_P on everything.
* dwarf2out.c (reg_save): Handle saving a register to itself.
(dwarf2out_frame_debug_expr): Handle an intermediate cfa reg.
* except.c (eh_regs): Don't use the static chain reg if it's
callee-saved.
* frame.h (frame_state): Add cfa_saved field.
* frame.c (execute_cfa_insn): Set it.
* libgcc2.c (throw_helper): Don't adjust sp if it's restored in
the epilogue.
* function.c (ARG_POINTER_CFA_OFFSET): Default to FIRST_PARM_OFFSET.
Now takes a parm.
(instantiate_virtual_regs): Adjust.
* tm.texi: Adjust.
* config/m68k/m68k.h (ARG_POINTER_CFA_OFFSET): Don't define.
* config/ns32k/ns32k.h (ARG_POINTER_CFA_OFFSET): Don't define.
* config/sparc/sparc.h (ARG_POINTER_CFA_OFFSET): Take a parm.
* dwarf2out.c (reg_number): Refer to FIRST_PSEUDO_REGISTER.
(initial_return_save): Use DWARF_FRAME_REGNUM, not reg_number.
From-SVN: r32696
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* libgcc2.h: New file.
* libgcc2.c: Move macros, typedefs and prototypes to libgcc2.h.
From-SVN: r32440
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always executed at least once.
* frame.c (find_fde): Convert for loop to do-while so compiler
sees it's always executed at least once.
* libgcc2.c (BBINBUFSIZE): Kill.
(__bb_init_prg): Use fgets.
(__bb_exit_trace_func): Don't paste strings.
* unroll.c (unroll_loop): Initialize unroll_type, not
unroll_number, and tweak logic to match.
* i386.c (ix86_expand_int_movcc): Add explicit 'return 0' in
all failure paths.
(ix86_flags_dependant): Likewise. Disentangle control flow.
(ix86_sched_reorder): Break guts out to
ix86_sched_reorder_pentium and ix86_sched_reorder_ppro.
(ix86_sched_reorder_ppro): Initialize pair2 and insnp before
any possible use.
* i386.h (MACHINE_STATE_SAVE, MACHINE_STATE_RESTORE): Don't
use string concatenation. Don't save and restore esi.
* fixinc/Makefile.in (fixincl.sh): Don't depend on inclhack.def.
(machname.h): Remove script to separate file. Use two-step
sequence so target is not created if script fails.
* fixinc/gen-machname.h: New file. Handle case where no non-reserved
identifiers are defined.
* fixinc/fixlib.c (mn_get_regexps): Return a flag: if MN_NAME_PAT is
an empty string, machine_name doesn't need to do anything at
all.
(is_cxx_header): Add more cases to regexp.
* fixinc/fixlib.h: Update prototype.
* fixinc/fixtests.c, fixinc/fixfixes.c: Update callers of
mn_get_regexps.
* fixinc/fixincl.c: Define NO_BOGOSITY.
* fixinc/inclhack.def (no_double_slash, else_endif_label): Ifdef out.
(hp_sysfile): Add missing comma.
(math_exception): Put the wrapper ifdefs at the beginning and
the end of the file.
* fixinc/fixincl.x, fixinc/inclhack.sh: Regenerate.
From-SVN: r31744
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* tsystem.h: New file.
* Makefile.in (libgcc2.a, stmp-multilib, crtbegin.o, crtend.o,
s-crtS): Depend on tsystem.h.
* crtstuff.c: Include tsystem.h.
* frame.c: Likewise.
* libgcc2.c: Likewise.
From-SVN: r31741
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gcc:
* calls.c (special_function_p): New argument fork_or_exec.
(expand_call): When profile_arc_flag is set and the function
is in the fork_or_exec group, call __bb_fork_func first.
* libgcc2.c, _bb module (__bb_fork_func): New function.
(__bb_exit_func): If fcntl F_SETLKW is available, use it to lock
output file.
* config/svr4.h (TARGET_HAS_F_SETLKW): Define.
* tree.h (special_function_p): Update prototype.
gcc/cp:
* cp/optimize.c (calls_setjmp_r): Supply new argument
to special_function_p.
From-SVN: r31635
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* libgcc2.c (dwarf_reg_size_table): Size with DWARF_FRAME_REGISTERS.
(throw_helper): Iterate over DWARF_FRAME_REGISTERS.
From-SVN: r31576
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* crtstuff.c: If !inhibit_libc, include stdlib.h/unistd.h.
Otherwise provide a declaration for atexit.
(init_dummy): Make sure dummy call to atexit is nevertheless
called with correct number of args.
* frame.c: Update comments referring to other files.
* libgcc2.c: Likewise.
From-SVN: r31124
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are compile time constants when...
* config/h8300/h8300.h (TARGET_H8300H, TARGET_H8300S): Make sure
UNITS_PER_WORD and BITS_PER_WORD are compile time constants when
compiling libgcc2.
* config/mips/mips.h (TARGET_64BIT): Likewise.
* config/rs6000/rs6000.h (TARGET_POWERPC64): Likewise.
* libgcc2.c: Use {,U}{HW,W,DW}type and DWunion everywhere instead
of {SI,DI}type and DIunion. Define these types to QI/HI modes on
dsps. Give routines proper names if SI/DI modes are not used.
* longlong.h: Use DWunion instead of DIunion.
From-SVN: r31095
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* gthr-single.h (__gthread_active_p): Add prototype arguments.
* libgcc2.c (__udivmoddi4): Remove unnecessary decls.
(__dummy, __builtin_saveregs, __bb_exit_trace_func, __bb_init_prg,
__bb_trace_func, __bb_trace_func_ret, __bb_trace_ret,
function_ptr, getpagesize, __enable_execute_stack,
__enable_execute_stack, __clear_insn_cache,
__enable_execute_stack, __do_global_dtors, __do_global_ctors,
_cleanup, _exit, __default_terminate, __terminate_func,
__terminate, __empty, __throw, new_eh_context,
eh_context_initialize, eh_context_static, eh_context_specific,
get_eh_context, __get_eh_context, __get_eh_info,
init_reg_size_table, eh_threads_initialize,
__get_dynamic_handler_chain, __sjthrow, __sjpopnthrow,
__unwinding_cleanup, throw_helper, __throw, __rethrow,
__pure_virtual): Add prototype arguments.
(__bb_exit_func): Cast a sizeof to long when comparing against one.
Cast a signed value to unsigned long when comparing against one.
(new_eh_context): Wrap in _GTHREADS macro.
(__sjthrow, __sjpopnthrow): Initialize variable `cleanup' at
declaration.
(in_reg_window): Mark parameters with __attribute__ ((__unused__)).
(throw_helper): Initialize variables `handler_p' and `pc_p'.
From-SVN: r30872
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* longlong.h: Merge in changes from glibc.
Also don't clobber %g2 register in 32bit SPARC assembly, so that
-mno-app-regs libgcc can be compiled.
* libgcc2.c: Add defines so that the updated longlong.h
can be used in libgcc2.a. Also, make sure on most architectures
(at least on all which have optimized code in longlong.h defined
for) {SI,W}_TYPE_SIZE is suitable for preprocessor tests.
From-SVN: r30836
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* xm-i386.h: Define `__i386__' if not defined, rather than `i386'
which is in the user's namespace.
* libgcc2.c: Look for the ANSI-C approved `__i386__' symbol, vs.
`i386' which is not in our namespace.
From-SVN: r30627
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* libgcc2.c (__do_global_dtors): Only do EH frame stuff if
! HAS_INIT_SECTION.
From-SVN: r30339
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Fri Oct 29 15:25:07 1999 Arnaud Charlet <charlet@ACT-Europe.FR>
* gcov.c (DIR_SEPARATOR): Provide default.
(output_data): Add test for MS-DOS format absolute filename.
(fancy_abort): Correct program name.
(open_files): Open all files in binary mode.
* libgcc2.c (__bb_exit_func): Likewise.
* profile.c (init_branch_prob): Specify binary when opening files.
* flags.h (flag_unwind_tables): New decl.
* toplev.c (flag_unwind_table): New definition.
(f_options): Add -funwind-tables.
(decode_g_option): Clarify warning when unknown -g option is given.
(rest_of_compilation): If inside an inlined external function,
pretend we are just being declared.
* dwarf2out.c (dwarf2out_do_frame): Check -funwind_tables.
(dwarf2out_frame_finish): Likewise.
Fri Oct 29 06:32:44 1999 Geoffrey Keating <geoffk@cygnus.com>
* flow.c (propagate_block): When the last reference to a label
before an ADDR_VEC is deleted because the reference is a dead
store, delete the ADDR_VEC.
Fri Oct 29 07:44:26 1999 Vasco Pedro <vp@di.fct.unl.pt>
* fold-const.c (merge_ranges): In not in0, but in1, handle
upper bounds equal like subset case.
Thu Oct 28 19:22:24 1999 Douglas Rupp <rupp@gnat.com>
* dbxout.c (dbxout_parms): Generate a second stabs line for parameters
passed in a register but moved to the stack.
Thu Oct 28 19:12:57 1999 Sam Tardieu <tardieu@act-europe.fr>
* gcc.c (pass_exit_codes, greatest_status): New variables.
(struct option_map): Add entry for "--pass-exit-codes".
(execute): Update greatest_status if error.
(display_help): Add documentation for -pass-exit-codes.
(process_command): Handle -pass-exit-codes.
(main): Look at pass_exit_codes and greatest_status on call to exit.
Thu Oct 28 18:06:50 1999 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
* reload.c (find_reloads): Refine test for no input reload
case to not includes reloads emitted after insn.
* function.c (find_temp_slots_from_address): Handle sum involving
a register that points to a temp slot.
(update_temp_slot_address): Make recursive call if both old and
new are PLUS with a common operand.
* calls.c (expand_call): Mark temp slot for result as having
address taken.
* rtlanal.c (reg_referenced_p, case IF_THEN_ELSE): New case.
* gcc.c (process_command): Add standard_exec_prefix with "GCC"
component as well as "BINUTILS".
* integrate.h (copy_rtx_and_substitute): New arg, FOR_LHS.
* integrate.c (copy_rtx_and_substitute): Likewise.
(expand_inline_function, integrate_parm_decls, integrate_decl_tree):
All callers changed.
* unroll.c (inital_reg_note_copy, copy_loop_body): Likewise.
* dbxout.c (dbxout_type, case INTEGER_TYPE_NODE): If can use
gdb extensions, write size of type; also be more consistent
in using references when this is a subtype.
* pa.md (extv, extzv, insv): Use define_expand to reject constant
that is out of range.
* loop.c (unknown_constant_address_altered): New variable.
(prescan_loop): Initialize it.
(note_addr_stored): Set it for RTX_UNCHANGING_P MEM.
(invariant_p, case MEM): Remove handling for volatile and readony;
check new variable if readonly.
(check_dbra_loop): Chdeck unknown_constant_address_altered.
* cse.c (canon_hash, case MEM): Do not record if BLKmode.
(addr_affects_sp_p): Removed from note_mem_written and only
define #ifdef AUTO_INC_DEC.
* alpha.c (input_operand, case ADDRESSOF): Treat as REG.
* regclass.c (record_reg_classes): Properly handle register move
directions.
* varasm.c (initializer_constant_valid_p, case MINUS_EXPR):
Don't think valid if both operands are invalid.
(struct constant_descriptor): New field RTL.
(mark_const_hash_entry): Mark it.
(record_constant{,_rtx}): Initialize it.
(output_constant_def): Allocate RTL in permanent obstack and
save in table.
({record,compare}_constant_1): Modes must match for
CONSTRUCTOR of ARRAY_TYPE.
* c-common.h (initializer_constant_valid_p): Delete decl from here.
* output.h (initializer_constant_valid_p): Move decl to here.
* c-common.c (initializer_constant_valid_p): Delete function from here.
* varasm.c (initializer_constant_valid_p): Move function to here.
* tree.h (STRIP_SIGN_NOPS): New macro.
* fold-const.c (optimize_minmax_comparison): New function.
(invert_truthvalue, case WITH_RECORD_EXPR): New case.
(fold): Use STRIP_SIGN_NOPS instead of STRIP_TYPE_NOPS.
(fold, case EQ_EXPR): Call optimize_minmax_comparison and add
cases with ABS_EXPR, NEGATE_EXPR, PLUS_EXPR, MINUS_EXPR, and
widening conversions.
(fold, case LE_EXPR): Rework changing unsigned to signed comparisons
to look at size of mode, not precision of type; also add missing cases.
(optimize_bit_field_compare, decode_field_reference): Don't try to
optimize COMPONENT_REF of a PLACEHOLDER_EXPR.
* dwarf2out.c (ctype.h): Include.
(dwarf2out_set_demangle_name_func): New function.
(size_of_line_info): Deleted.
(output_line_info): Compute size of line info table from difference
of labels.
(base_type_die, add_name_attribute): Call demangle function, if any.
(field_byte_offset): Use bits per word for variable length fields.
(gen_array_type_die): Add array name.
(gen_subprogram_die): Ignore DECL_INLINE if -fno-inline.
(dwarf2out_add_library_unit_info): New function.
* explow.c (set_stack_check_libfunc): New function.
(stack_check_libfunc): New static variable.
(probe_stack_range): Allow front-end to set up a libfunc to call.
* combine.c (simplify_comparison): When making comparison in wider
mode, check for having commuted an AND and a SUBREG.
(contains_muldiv): New function.
(try_combine): Call it when dividing a PARALLEL.
(simplify_rtx, case TRUNCATE): Don't remove for umulsi3_highpart.
(simplify_comparison, case ASHIFTRT): Recognize sign-extension of
a PLUS.
(record_value_for_reg): If TEM is a binary operation with two CLOBBERs,
use one of the CLOBBERs instead.
(if_then_else_cond): If comparing against zero, just return thing
being compared.
* optabs.c (expand_abs): If machine has MAX, ABS (x) is MAX (x, -x).
Don't generate shifts and subtract if have conditional arithmetic.
* rtl.h (delete_barrier): New declaration.
* jump.c (jump_optimize): Set up to handle conditional call.
In conditional arithmetic case, handle CALL_INSN followed by a BARRIER.
(delete_barrier): New function.
* rtl.c (read_rtx): Call fatal if bad RTL code; check for bad mode.
* recog.c (nonmemory_operand): Accept ADDRESSOF.
* tree.c (build_type_attribute_variant): Push to obstack of
ttype around type_hash_canon call.
* expr.c (placeholder_list): Move decl to file scope.
(expand_expr): Don't force access to volatile just because its
address is taken.
If ignoring reference operations, just expand the operands.
(expand_expr, case COMPONENT_REF): Propagate
EXPAND_CONST_ADDRESS to recursive call when expanding inner.
Refine test for using bitfield operations vs pointer punning.
(expand_expr, case CONVERT_EXPR): If converting to
BLKmode UNION_TYPE from BLKmode, just return inner object.
Use proper mode in store_field call.
Properly set sizes of object to store and total size in store_field
call for convert to union.
(expand_expr, case ARRAY_REF): If OP0 is in a register, put it in
memory (like for ADDR_EXPR). Also, don't put constant in register if
we'll want it in memory.
(readonly_fields_p): New function.
(expand_expr, case INDIRECT_REF): Call it if LHS.
(expand_assignment): Handle a RESULT_DECL where
DECL_RTL is a PARALLEL.
(do_jump, case WITH_RECORD_EXPR): New case.
(get_inner_reference): Always go inside a CONVERT_EXPR
and NOP_EXPR if both modes are the same.
(store_field): Use bitfield operations if size of bitsize is not same
as size of RHS's type.
Check for bitpos not a multiple of alignment in BLKmode case.
Do block move in largest possible alignment.
(store_constructor): Set BITSIZE to -1 for variable size and properly
in case of array of BLKmode.
(expand_expr_unaligned): New function.
(do_compare_and_jump): Call it.
* mips/iris5.h (SWITCHES_NEED_SPACES): New macro.
* collect2.c (main): Only allow -ofoo if SWITCHES_NEED_SPACES
does not include 'o'.
* function.c (instantiate_virtual_regs_1, case SET): Handle case where
both SET_DEST and SET_SRC reference a virtual register.
(gen_mem_addressof): Copy RTX_UNCHANGING_P from new REG to old REG.
* integrate.c (expand_inline_function): Handle case of setting
virtual stack vars register (from built in setjmp); when parameter
lives in memory, expand virtual_{stack_vars,incoming_args}_rtx early.
(subst_constant): Add new parm, MEMONLY.
(expand_inline_function, integrate_parm_decls): Pass new parm.
(integrate_decl_tree): Likewise.
(copy_rtx_and_substitute, case MEM): Do copy RTX_UNCHANGING_P.
(try_constants): Call subst_constants twice, with MEMONLY 0 and 1.
(copy_rtx_and_substitute, case SET): Add explicit calls to
copy_rtx_and_substitute for both sides.
* stmt.c (expand_asm_operands): Don't use TREE_STRING_LENGTH for
constraints.
(pushcase{,_range}): Convert to NOMINAL_TYPE after checking for
within INDEX_TYPE, instead of before.
(fixup_gotos): Use f->target_rtl, not the next insn,
since latter may be from a later fixup.
(expand_value_return): Correctly convert VAL when promoting function
return; support RETURN_REG being a PARALLEL.
(expand_return): When checking for result in regs and having
cleanup, consider PARALLEL in DECL_RTL as being in regs.
From-SVN: r30299
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calls.
* libgcc2.c (__do_global_dtors): Protect __deregister_frame_info
from multiple calls.
From-SVN: r29979
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defined
From-SVN: r29831
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From-SVN: r29830
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From-SVN: r29829
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From-SVN: r29730
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