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* * function.c (nonlocal_goto_handler_slots): Renamed fromlaw1998-11-201-1/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | nonlocal_goto_handler_slot; now an EXPR_LIST chain. (push_function_context_to): Adjust for this change. (pop_function_context_from): Likewise. (init_function_start): Likewise. (expand_function_end): Likewise. * function.h (struct function): Likewise. * calls.c (expand_call): Likewise. * explow.c (allocate_dynamic_stack_space): Likewise. * expr.h (nonlocal_goto_handler_slots): Rename its declaration. * stmt.c (declare_nonlocal_label): Make a new handler slot for each label. (expand_goto): When doing a nonlocal goto, find corresponding handler slot for it. Don't put the label address in the static chain register. (expand_end_bindings): Break out nonlocal goto handling code into three new functions. (expand_nl_handler_label, expand_nl_goto_receiver, expand_nl_goto_receivers): New static functions, broken out of expand_end_bindings and adapted to create one handler per nonlocal label. * function.c (delete_handlers): Delete insn if it references any of the nonlocal goto handler slots. * i960.md (nonlocal_goto): Comment out code that modifies static_chain_rtx. * sparc.md (nonlocal_goto): Likewise. (goto_handler_and_restore_v9): Comment out. (goto_handler_and_restore_v9_sp64): Comment out. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23732 138bc75d-0d04-0410-961f-82ee72b054a4
* * expr.c (pending_chain): Move up.jason1998-10-231-0/+1
| | | | | | | | | (save_expr_status): Do save pending_chain. (restore_expr_status): And restore it. * function.h (struct function): Add pending_chain. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@23241 138bc75d-0d04-0410-961f-82ee72b054a4
* Fine-grained control of -fcheck-memory-usage with new no_check_memory_usageraeburn1998-10-111-0/+1
| | | | | | | attribute. Misc minor bugfixes and tests for it too. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22983 138bc75d-0d04-0410-961f-82ee72b054a4
* * tree.h (BUILT_IN_CALLER_RETURN_ADDRESS): Unused. Kill.rth1998-09-151-2/+0
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | (BUILT_IN_FP, BUILT_IN_SP, BUILT_IN_SET_RETURN_ADDR_REG): Kill. (BUILT_IN_EH_STUB_OLD, BUILT_IN_EH_STUB, BUILT_IN_SET_EH_REGS): Kill. (BUILT_IN_EH_RETURN, BUILT_IN_DWARF_CFA): New. * c-decl.c (init_decl_processing): Update accordingly. * expr.c (expand_builtin): Likewise. * cp/decl.c (init_decl_processing): Likewise. * rtl.h (global_rtl): Add cfa entry. (virtual_cfa_rtx, VIRTUAL_CFA_REGNUM): New. (LAST_VIRTUAL_REGISTER): Update. * emit-rtl.c (global_rtl): Add cfa entry. (init_emit): Initialize it. * function.c (cfa_offset): New. (instantiate_virtual_regs): Initialize it. (instantiate_virtual_regs_1): Instantiate virtual_cfa_rtx. (expand_function_end): Call expand_eh_return. * tm.texi (ARG_POINTER_CFA_OFFSET): New. * except.c (current_function_eh_stub_label): Kill. (current_function_eh_old_stub_label): Likwise; update all references. (expand_builtin_set_return_addr_reg): Kill. (expand_builtin_eh_stub_old, expand_builtin_eh_stub): Kill. (expand_builtin_set_eh_regs): Kill. (eh_regs): Produce a third reg for the actual handler address. (eh_return_context, eh_return_stack_adjust): New. (eh_return_handler, eh_return_stub_label): New. (init_eh_for_function): Initialize them. (expand_builtin_eh_return, expand_eh_return): New. * except.h: Update prototypes. * flow.c (find_basic_blocks_1): Update references to the stub label. * function.h (struct function): Kill stub label elements. * libgcc2.c (in_reg_window): For REG_SAVED_REG, check that the register number is one that would be in the previous window. Provide a dummy definition for non-windowed targets. (get_reg_addr): New function. (get_reg, put_reg, copy_reg): Use it. (__throw): Rely on in_reg_window, not INCOMING_REGNO. Kill stub generating code and use __builtin_eh_return. Use __builtin_dwarf_cfa. * alpha.c (alpha_eh_epilogue_sp_ofs): New. (alpha_init_expanders): Initialize it. (alpha_expand_epilogue): Use it. * alpha.h: Declare it. * alpha.md (eh_epilogue): New. * m68h.h (ARG_POINTER_CFA_OFFSET): New. * sparc.h (ARG_POINTER_CFA_OFFSET): New. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22436 138bc75d-0d04-0410-961f-82ee72b054a4
* * except.h (current_function_eh_stub_label): Declare.law1998-09-091-0/+2
| | | | | | | | | | | | | | | | | | | | | (current_function_eh_old_stub_label): Declare. * function.h (struct function): New members eh_stub_label and eh_old_stub_label. * except.c (current_function_eh_stub_label): New variable. (current_function_eh_old_stub_label): New variable. (init_eh_for_function): Clear them. (save_eh_status): Save them. (restore_eh_status): Restore them. (expand_builtin_eh_stub): Set current_function_eh_stub_label. (expand_builtin_eh_stub_old): Set current_function_eh_old_stub_label. * flow.c (find_basic_blocks_1): When handling a REG_LABEL note, don't make an edge from the block that contains it to the block starting with the label if this label is one of the eh stub labels. If eh stub labels exist, show they are reachable from the last block in the function. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@22369 138bc75d-0d04-0410-961f-82ee72b054a4
* Function entry/exit profiling instrumentation:raeburn1998-07-301-0/+1
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | * expr.h (profile_function_entry_libfunc, profile_function_exit_libfunc): Declare new variables. * optabs.c: Define them here. (init_optabs): Initialize them. * tree.h (struct tree_decl): New flag no_instrument_function_entry_exit. (DECL_NO_INSTRUMENT_FUNCTION_ENTRY_EXIT): New accessor macro. * c-decl.c (duplicate_decls): Merge it. * c-common.c (enum attrs): New value A_NO_INSTRUMENT_FUNCTION. (init_attributes): Use it for "no_instrument_function". (decl_attributes): Handle it, for functions that have not yet been compiled. Set decl flag. * flags.h (flag_instrument_function_entry_exit): Declare new variable. * toplev.c (flag_instrument_function_entry_exit): Define it here. (f_options): New option "instrument-functions". * function.h (struct function): New field instrument_entry_exit. * function.c (current_function_instrument_entry_exit): New variable. (push_function_context_to, pop_function_context_from): Save and restore. (expand_function_start): Set current_ variable, maybe emit return label and entry profile call. (expand_function_end): Maybe emit exit profile call. Testsuite: * gcc.c-torture/special/eeprof-1.c: New test, for -finstrument-functions. * gcc.c-torture/special/special.exp: Run it. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@21495 138bc75d-0d04-0410-961f-82ee72b054a4
* * flow.c (allocate_for_life_analysis, init_regset_vector):law1998-06-201-0/+2
| | | | | | | | | | | | | | | Remove declaration. * function.h (get_first_block_beg): New declaration. * gbl-ctors.h (__do_global_dtors): Add prototype. * gcov-io.h (__fetch_long): New declaration. (__store_long): Likewise. (__read_long): Likewise. (__write_long): Likewise. * gcov.c (print_usage): New declaration. * Makefile.in (c-iterate.o): Depend on insn-codes.h too. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@20631 138bc75d-0d04-0410-961f-82ee72b054a4
* * function.c: Define current_function_cannot_inline.jason1998-06-081-0/+1
| | | | | | | | | | | | | (push_function_context_to): Save it. (pop_function_context_from): Restore it. * function.h (struct function): Provide it a home. * output.h: Declare it. * integrate.c (function_cannot_inline_p): Check it. * decl.c (cp_finish_decl): Disable inlining of extern inlines with static variables. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@20332 138bc75d-0d04-0410-961f-82ee72b054a4
* Make rtx, tree types type correct if the appropriate include files was not ↵meissner1998-05-281-4/+6
| | | | | | included git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@20114 138bc75d-0d04-0410-961f-82ee72b054a4
* First cut of changes to utilize the new exception handling modelamacleod1998-05-141-0/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@19746 138bc75d-0d04-0410-961f-82ee72b054a4
* * Check in merge from gcc2. See ChangeLog.11 and ChangeLog.12law1998-04-041-1/+3
| | | | | | | | | for details. * haifa-sched.c: Mirror recent changes from gcc2. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@18984 138bc75d-0d04-0410-961f-82ee72b054a4
* Thu Dec 11 20:42:18 1997 Teemu Torma <tot@trema.com>jason1997-12-121-6/+18
| | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | Thread-safe EH support for pthreads, DCE threads and Solaris threads. * integrate.c (expand_inline_function): If the inline fn uses eh context, make sure that the current fn has one. * toplev.c (rest_of_compilation): Call emit_eh_context. * except.c (use_eh_context): New fn. (get_eh_context_once): New fn. (call_get_eh_context): New fn. (emit_eh_context): New fn. (get_eh_context): Call either get_eh_context_once or call_get_eh_context, depending on what we have. (get_dynamic_handler_chain): Call get_eh_context_once. * except.h: Prototypes for fns above. * optabs.c (get_eh_context_libfunc): Removed. (init_optabs): Don't initialize it. * expr.h (get_eh_context_libfunc): Removed. * rtl.h, rtl.c: New reg_note REG_EH_CONTEXT. * config/pa/pa.h (CPP_SPEC): Support for -threads. * config/pa/pa-hpux10.h (LIB_SPEC): Ditto. * config/pa/t-pa (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): New multilib for -threads. * config/sparc/t-sol2: Added multilibs for -threads and made -pthreads alias to it. * config/sparc/sol2.h (CPP_SPEC, LIB_SPEC): Added -threads and -pthreads options. * libgcc-thr.h: New file. * libgcc2.c: (__get_cpp_eh_context): Removed. (struct cpp_eh_context): Removed. (struct eh_context): Replaced cpp_eh_context with generic language specific pointer. (__get_eh_info): New function. (__throw): Check eh_context::info. (__sjthrow): Ditto. * libgcc2.c: Include libgcc-thr.h. (new_eh_context, __get_eh_context, eh_pthread_initialize, eh_context_initialize, eh_context_static, eh_context_specific, eh_context_free): New functions. (get_eh_context, eh_context_key): New variables. (__sjthrow, __sjpopnthrow, __eh_pcnthrow, __throw): Use get_eh_context to get the context. (longjmp): Move the declaration inside #ifdef DONT_USE_BUILTIN_SETJMP. * frame.c: Include libgcc-thr.h. (object_mutex): Mutex to protect the object list. (find_fde, __register_frame, __register_frame_table, __deregister_frame): Hold the lock while accessing objects. * except.h (get_eh_context): Declare. * except.c (current_function_ehc): Define. (current_function_dhc, current_function_dcc): Removed. (get_eh_context): New function. (get_dynamic_handler_chain): Use get_eh_context. (get_saved_pc_ref): Ditto. (get_dynamic_cleanup_chain): Removed references to current_function_dcc. (save_eh_status, restore_eh_status): Save and restore current_function_ehc instead. * optabs.c (get_eh_context_libfunc): New variable. (init_optabs): Initialize it. * expr.h: Declare get_eh_context_libfunc. * function.h (struct function): Replaced dhc and dcc with ehc. * except.c (get_saved_pc_ref): New functions. (eh_saved_pc_rtx, eh_saved_pc): Deleted. (expand_internal_throw_indirect): Use get_saved_pc_ref() instead of eh_saved_pc. (end_eh_unwinder): Likewise. (init_eh): Remove initialization of eh_saved_pc. * optabs.c (get_saved_pc_libfunc): New variable. (init_optabs): Initialize it. * expr.h: Declare get_saved_pc_libfunc. * except.h (eh_saved_pc_rtx): Deleted. (get_saved_pc_ref): Declared. From Scott Snyder <snyder@d0sgif.fnal.gov>: * libgcc2.c (__get_saved_pc): New. (__eh_type, __eh_pc): Deleted. (__eh_pcnthrow): Use __get_saved_pc() instead of __eh_pc. (__get_dynamic_handler_chain): Move __dynamic_handler_chain inside this fcn. cp/: Thu Dec 11 20:43:33 1997 Teemu Torma <tot@trema.com> * decl.c (ptr_ptr_type_node): Define. (init_decl_processing): Initialize it. * cp-tree.h: Declare it. * exception.cc (__cp_exception_info): Use __get_eh_info. (__cp_push_exception): Ditto. (__cp_pop_exception): Ditto. From Scott Snyder <snyder@d0sgif.fnal.gov>: * except.c (expand_builtin_throw): Use get_saved_pc_ref instead of saved_pc. (init_exception_processing): Removed saved_pc initialization. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@17052 138bc75d-0d04-0410-961f-82ee72b054a4
* xmerrill1997-04-241-0/+1
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@13974 138bc75d-0d04-0410-961f-82ee72b054a4
* Add setjmp/longjmp exception handling.mrs1997-04-231-1/+2
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@13968 138bc75d-0d04-0410-961f-82ee72b054a4
* (struct function): New field args_info.kenner1997-01-031-1/+2
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* (struct function): Make frame_offset be HOST_WIDE_INT.kenner1996-12-071-1/+6
| | | | | | | (get_frame_size): Add definition. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@13244 138bc75d-0d04-0410-961f-82ee72b054a4
* install EH codemrs1996-07-231-0/+8
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* (struct function): New field returns_pointer.kenner1996-04-161-1/+2
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* (struct function): New field regno_pointer_align.kenner1995-12-271-0/+1
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* (struct function): Add stdarg field.kenner1995-07-141-1/+2
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* Update FSF address.kenner1995-06-151-1/+2
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* Handle compilation of nested functions from another scope.merrill1995-03-151-0/+10
| | | | git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@9185 138bc75d-0d04-0410-961f-82ee72b054a4
* ({save_restore}_varasm_status): Add decls.kenner1994-12-301-6/+10
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* (struct function): New field for current_function_varargs.kenner1994-04-061-1/+2
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* (struct function): Add momentary_function_firstobjwilson1994-03-081-0/+1
| | | | | | | field. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@6724 138bc75d-0d04-0410-961f-82ee72b054a4
* (struct sequence_stack): New field sequence_rtl_expr.kenner1993-11-251-1/+3
| | | | | | | (struct function): Likewise. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@6160 138bc75d-0d04-0410-961f-82ee72b054a4
* (struct function): New field `machine'.rms1993-10-111-1/+9
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* (struct function): New field has_nonlocal_goto.wilson1993-09-161-0/+1
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* (struct function): Add apply_args_value field.wood1993-03-231-0/+1
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* Add prototypes.wilson1993-03-201-2/+2
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* (struct function): New fields const_rtx_hash_table,rms1992-10-101-0/+6
| | | | | | | const_rtx_sym_hash_table, first_pool, last_pool, pool_offset. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@2392 138bc75d-0d04-0410-961f-82ee72b054a4
* (struct function): Add epilogue_delay_list field.wilson1992-09-251-0/+3
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* (struct var_refs_queue): Remove unused field ORIGINAL.kenner1992-09-191-2/+3
| | | | | | | Add new fields PROMOTED_MODE and UNSIGNEDP. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@2176 138bc75d-0d04-0410-961f-82ee72b054a4
* (identify_blocks): Declare.wilson1992-08-111-8/+12
| | | | | | | (rtx, tree): Move undefs to the very end. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@1798 138bc75d-0d04-0410-961f-82ee72b054a4
* entered into RCSmycroft1992-03-051-0/+188
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@396 138bc75d-0d04-0410-961f-82ee72b054a4
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