00b9448735
PR target/84146 * reg-notes.def (REG_CALL_ARG_LOCATION): New reg note. * insn-notes.def (NOTE_INSN_CALL_ARG_LOCATION): Remove. * var-tracking.c (emit_note_insn_var_location): Remove all references to NOTE_INSN_CALL_ARG_LOCATION. (emit_notes_in_bb): Emit arguments as REG_CALL_ARG_LOCATION note on the CALL_INSN rather than separate NOTE_INSN_CALL_ARG_LOCATION note. Use copy_rtx_if_shared. * dwarf2out.c (gen_subprogram_die): Use XEXP with 0 instead of NOTE_VAR_LOCATION on ca_loc->call_arg_loc_note. (dwarf2out_var_location): Remove handling of NOTE_INSN_CALL_ARG_LOCATION, instead handle REG_CALL_ARG_LOCATION note on call_insn. * final.c (final_scan_insn): Remove all references to NOTE_INSN_CALL_ARG_LOCATION. (rest_of_clean_state): Likewise. Remove REG_CALL_ARG_LOCATION notes before dumping final insns. * except.c (emit_note_eh_region_end): Remove all references to NOTE_INSN_CALL_ARG_LOCATION. * config/alpha/alpha.c (alpha_pad_function_end): Likewise. * config/c6x/c6x.c (c6x_gen_bundles): Likewise. * config/arc/arc.c (hwloop_optimize): Likewise. * config/arm/arm.c (create_fix_barrier): Likewise. * config/s390/s390.c (s390_chunkify_start): Likewise. * config/sh/sh.c (find_barrier): Likewise. * config/i386/i386.c (rest_of_insert_endbranch, ix86_seh_fixup_eh_fallthru): Likewise. * config/xtensa/xtensa.c (hwloop_optimize): Likewise. * config/iq2000/iq2000.c (final_prescan_insn): Likewise. * config/frv/frv.c (frv_function_prologue): Likewise. * emit-rtl.c (try_split): Likewise. Copy over REG_CALL_ARG_LOCATION reg note. (note_outside_basic_block_p): Remove all references to NOTE_INSN_CALL_ARG_LOCATION. * gengtype.c (adjust_field_rtx_def): Likewise. * print-rtl.c (rtx_writer::print_rtx_operand_code_0, print_insn): Likewise. * jump.c (cleanup_barriers, delete_related_insns): Likewise. * cfgrtl.c (force_nonfallthru_and_redirect): Likewise. * gcc.target/i386/pr84146.c: Add -fcompare-debug to dg-options. From-SVN: r257826
98 lines
3.5 KiB
Modula-2
98 lines
3.5 KiB
Modula-2
/* Insn note definitions.
|
|
Copyright (C) 2004-2018 Free Software Foundation, Inc.
|
|
|
|
This file is part of GCC.
|
|
|
|
GCC is free software; you can redistribute it and/or modify it under
|
|
the terms of the GNU General Public License as published by the Free
|
|
Software Foundation; either version 3, or (at your option) any later
|
|
version.
|
|
|
|
GCC is distributed in the hope that it will be useful, but WITHOUT ANY
|
|
WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with GCC; see the file COPYING3. If not see
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
/* This file defines all the codes that may appear in the
|
|
NOTE_LINE_NUMBER field of a NOTE insn for kinds of notes that are
|
|
not line numbers. Source files define DEF_INSN_NOTE appropriately
|
|
before including this file.
|
|
|
|
We are slowly removing the concept of insn-chain notes from the
|
|
compiler. Adding new codes to this file is STRONGLY DISCOURAGED.
|
|
If you think you need one, look for other ways to express what you
|
|
mean, such as register notes or bits in the basic-block structure. */
|
|
|
|
/* Shorthand. */
|
|
#define INSN_NOTE(NAME) DEF_INSN_NOTE (NOTE_INSN_##NAME)
|
|
|
|
/* This note is used to get rid of an insn when it isn't safe to patch
|
|
the insn out of the chain. */
|
|
INSN_NOTE (DELETED)
|
|
|
|
/* Generated in place of user-declared labels when they are deleted. */
|
|
INSN_NOTE (DELETED_LABEL)
|
|
/* Similarly, but for labels that have been present in debug stmts
|
|
earlier and thus will only appear with -g. These must use different
|
|
label namespace. */
|
|
INSN_NOTE (DELETED_DEBUG_LABEL)
|
|
|
|
/* These are used to mark the beginning and end of a lexical block.
|
|
See NOTE_BLOCK and reorder_blocks. */
|
|
INSN_NOTE (BLOCK_BEG)
|
|
INSN_NOTE (BLOCK_END)
|
|
|
|
/* This note indicates the start of the real body of the function,
|
|
i.e. the point just after all of the parms have been moved into
|
|
their homes, etc. */
|
|
INSN_NOTE (FUNCTION_BEG)
|
|
|
|
/* This marks the point immediately after the last prologue insn. */
|
|
INSN_NOTE (PROLOGUE_END)
|
|
|
|
/* This marks the point immediately prior to the first epilogue insn. */
|
|
INSN_NOTE (EPILOGUE_BEG)
|
|
|
|
/* These note where exception handling regions begin and end.
|
|
Uses NOTE_EH_HANDLER to identify the region in question. */
|
|
INSN_NOTE (EH_REGION_BEG)
|
|
INSN_NOTE (EH_REGION_END)
|
|
|
|
/* The location of a variable. */
|
|
INSN_NOTE (VAR_LOCATION)
|
|
|
|
/* The beginning of a statement. */
|
|
INSN_NOTE (BEGIN_STMT)
|
|
|
|
/* The entry point for an inlined function. Its NOTE_BLOCK references
|
|
the lexical block whose abstract origin is the inlined function. */
|
|
INSN_NOTE (INLINE_ENTRY)
|
|
|
|
/* Record the struct for the following basic block. Uses
|
|
NOTE_BASIC_BLOCK. FIXME: Redundant with the basic block pointer
|
|
now included in every insn. NOTE: If there's no CFG anymore, in other words,
|
|
if BLOCK_FOR_INSN () == NULL, NOTE_BASIC_BLOCK cannot be considered reliable
|
|
anymore. */
|
|
INSN_NOTE (BASIC_BLOCK)
|
|
|
|
/* Mark the inflection point in the instruction stream where we switch
|
|
between hot and cold text sections. */
|
|
INSN_NOTE (SWITCH_TEXT_SECTIONS)
|
|
|
|
/* When emitting dwarf2 frame information, contains a directive that
|
|
should be emitted. */
|
|
INSN_NOTE (CFI)
|
|
|
|
/* When emitting dwarf2 frame information, contains the number of a debug
|
|
label that should be emitted. */
|
|
INSN_NOTE (CFI_LABEL)
|
|
|
|
/* This note indicates that the function context must be updated if
|
|
the Setjmp/Longjmp exception mechanism is used. */
|
|
INSN_NOTE (UPDATE_SJLJ_CONTEXT)
|
|
|
|
#undef INSN_NOTE
|