/* Dump infrastructure for optimizations and intermediate representation.
- Copyright (C) 2012-2017 Free Software Foundation, Inc.
+ Copyright (C) 2012-2020 Free Software Foundation, Inc.
This file is part of GCC.
#include "diagnostic-core.h"
#include "dumpfile.h"
#include "context.h"
+#include "profile-count.h"
#include "tree-cfg.h"
+#include "langhooks.h"
+#include "backend.h" /* for gimple.h. */
+#include "gimple.h" /* for dump_user_location_t ctor. */
+#include "rtl.h" /* for dump_user_location_t ctor. */
+#include "selftest.h"
+#include "optinfo.h"
+#include "dump-context.h"
+#include "cgraph.h"
+#include "tree-pass.h" /* for "current_pass". */
+#include "optinfo-emit-json.h"
+#include "stringpool.h" /* for get_identifier. */
+#include "spellcheck.h"
/* If non-NULL, return one past-the-end of the matching SUBPART of
the WHOLE string. */
(strncmp (whole, part, strlen (part)) ? NULL : whole + strlen (part))
static dump_flags_t pflags; /* current dump_flags */
-static dump_flags_t alt_flags; /* current opt_info flags */
-static void dump_loc (dump_flags_t, FILE *, source_location);
+static void dump_loc (dump_flags_t, FILE *, location_t);
+
+/* Current -fopt-info output stream, if any, and flags. */
+static FILE *alt_dump_file = NULL;
+static dump_flags_t alt_flags;
+
static FILE *dump_open_alternate_stream (struct dump_file_info *);
/* These are currently used for communicating between passes.
However, instead of accessing them directly, the passes can use
dump_printf () for dumps. */
FILE *dump_file = NULL;
-FILE *alt_dump_file = NULL;
const char *dump_file_name;
dump_flags_t dump_flags;
+bool dumps_are_enabled = false;
+
+
+/* Set global "dump_file" to NEW_DUMP_FILE, refreshing the "dumps_are_enabled"
+ global. */
+
+void
+set_dump_file (FILE *new_dump_file)
+{
+ dumpfile_ensure_any_optinfo_are_flushed ();
+ dump_file = new_dump_file;
+ dump_context::get ().refresh_dumps_are_enabled ();
+}
+
+/* Set "alt_dump_file" to NEW_ALT_DUMP_FILE, refreshing the "dumps_are_enabled"
+ global. */
+
+static void
+set_alt_dump_file (FILE *new_alt_dump_file)
+{
+ dumpfile_ensure_any_optinfo_are_flushed ();
+ alt_dump_file = new_alt_dump_file;
+ dump_context::get ().refresh_dumps_are_enabled ();
+}
#define DUMP_FILE_INFO(suffix, swtch, dkind, num) \
- {suffix, swtch, NULL, NULL, NULL, NULL, NULL, dkind, 0, 0, 0, 0, 0, num, \
- false, false}
+ {suffix, swtch, NULL, NULL, NULL, NULL, NULL, dkind, TDF_NONE, TDF_NONE, \
+ OPTGROUP_NONE, 0, 0, num, false, false}
/* Table of tree dump switches. This must be consistent with the
TREE_DUMP_INDEX enumeration in dumpfile.h. */
DUMP_FILE_INFO (".cgraph", "ipa-cgraph", DK_ipa, 0),
DUMP_FILE_INFO (".type-inheritance", "ipa-type-inheritance", DK_ipa, 0),
DUMP_FILE_INFO (".ipa-clones", "ipa-clones", DK_ipa, 0),
- DUMP_FILE_INFO (".original", "tree-original", DK_tree, 3),
- DUMP_FILE_INFO (".gimple", "tree-gimple", DK_tree, 4),
- DUMP_FILE_INFO (".nested", "tree-nested", DK_tree, 5),
-#define FIRST_AUTO_NUMBERED_DUMP 3
+ DUMP_FILE_INFO (".original", "tree-original", DK_tree, 0),
+ DUMP_FILE_INFO (".gimple", "tree-gimple", DK_tree, 0),
+ DUMP_FILE_INFO (".nested", "tree-nested", DK_tree, 0),
+ DUMP_FILE_INFO (".lto-stream-out", "ipa-lto-stream-out", DK_ipa, 0),
+#define FIRST_AUTO_NUMBERED_DUMP 1
+#define FIRST_ME_AUTO_NUMBERED_DUMP 4
DUMP_FILE_INFO (NULL, "lang-all", DK_lang, 0),
DUMP_FILE_INFO (NULL, "tree-all", DK_tree, 0),
DUMP_FILE_INFO (NULL, "ipa-all", DK_ipa, 0),
};
-/* Define a name->number mapping for a dump flag value. */
-struct dump_option_value_info
-{
- const char *const name; /* the name of the value */
- const dump_flags_t value; /* the value of the name */
-};
-
/* Table of dump options. This must be consistent with the TDF_* flags
in dumpfile.h and opt_info_options below. */
-static const struct dump_option_value_info dump_options[] =
+static const kv_pair<dump_flags_t> dump_options[] =
{
+ {"none", TDF_NONE},
{"address", TDF_ADDRESS},
{"asmname", TDF_ASMNAME},
{"slim", TDF_SLIM},
{"optimized", MSG_OPTIMIZED_LOCATIONS},
{"missed", MSG_MISSED_OPTIMIZATION},
{"note", MSG_NOTE},
- {"optall", MSG_ALL},
- {"all", ~(TDF_RAW | TDF_SLIM | TDF_LINENO | TDF_GRAPH | TDF_STMTADDR
- | TDF_RHS_ONLY | TDF_NOUID | TDF_ENUMERATE_LOCALS | TDF_SCEV
- | TDF_GIMPLE)},
- {NULL, 0}
+ {"optall", MSG_ALL_KINDS},
+ {"all", dump_flags_t (TDF_ALL_VALUES
+ & ~(TDF_RAW | TDF_SLIM | TDF_LINENO | TDF_GRAPH
+ | TDF_STMTADDR | TDF_RHS_ONLY | TDF_NOUID
+ | TDF_ENUMERATE_LOCALS | TDF_SCEV | TDF_GIMPLE))},
+ {NULL, TDF_NONE}
};
/* A subset of the dump_options table which is used for -fopt-info
types. This must be consistent with the MSG_* flags in dumpfile.h.
*/
-static const struct dump_option_value_info optinfo_verbosity_options[] =
+static const kv_pair<dump_flags_t> optinfo_verbosity_options[] =
{
{"optimized", MSG_OPTIMIZED_LOCATIONS},
{"missed", MSG_MISSED_OPTIMIZATION},
{"note", MSG_NOTE},
- {"all", MSG_ALL},
- {NULL, 0}
+ {"all", MSG_ALL_KINDS},
+ {"internals", MSG_PRIORITY_INTERNALS},
+ {NULL, TDF_NONE}
};
/* Flags used for -fopt-info groups. */
-static const struct dump_option_value_info optgroup_options[] =
+const kv_pair<optgroup_flags_t> optgroup_options[] =
{
{"ipa", OPTGROUP_IPA},
{"loop", OPTGROUP_LOOP},
{"omp", OPTGROUP_OMP},
{"vec", OPTGROUP_VEC},
{"optall", OPTGROUP_ALL},
- {NULL, 0}
+ {NULL, OPTGROUP_NONE}
};
gcc::dump_manager::dump_manager ():
m_next_dump (FIRST_AUTO_NUMBERED_DUMP),
m_extra_dump_files (NULL),
m_extra_dump_files_in_use (0),
- m_extra_dump_files_alloced (0)
+ m_extra_dump_files_alloced (0),
+ m_optgroup_flags (OPTGROUP_NONE),
+ m_optinfo_flags (TDF_NONE),
+ m_optinfo_filename (NULL)
{
}
gcc::dump_manager::~dump_manager ()
{
+ free (m_optinfo_filename);
for (size_t i = 0; i < m_extra_dump_files_in_use; i++)
{
dump_file_info *dfi = &m_extra_dump_files[i];
unsigned int
gcc::dump_manager::
dump_register (const char *suffix, const char *swtch, const char *glob,
- dump_kind dkind, int optgroup_flags, bool take_ownership)
+ dump_kind dkind, optgroup_flags_t optgroup_flags,
+ bool take_ownership)
{
int num = m_next_dump++;
if (count >= m_extra_dump_files_alloced)
{
if (m_extra_dump_files_alloced == 0)
- m_extra_dump_files_alloced = 32;
+ m_extra_dump_files_alloced = 512;
else
m_extra_dump_files_alloced *= 2;
m_extra_dump_files = XRESIZEVEC (struct dump_file_info,
m_extra_dump_files,
m_extra_dump_files_alloced);
+
+ /* Construct a new object in the space allocated above. */
+ new (m_extra_dump_files + count) dump_file_info ();
+ }
+ else
+ {
+ /* Zero out the already constructed object. */
+ m_extra_dump_files[count] = dump_file_info ();
}
- memset (&m_extra_dump_files[count], 0, sizeof (struct dump_file_info));
m_extra_dump_files[count].suffix = suffix;
m_extra_dump_files[count].swtch = swtch;
m_extra_dump_files[count].glob = glob;
}
+/* Allow languages and middle-end to register their dumps before the
+ optimization passes. */
+
+void
+gcc::dump_manager::
+register_dumps ()
+{
+ lang_hooks.register_dumps (this);
+ /* If this assert fails, some FE registered more than
+ FIRST_ME_AUTO_NUMBERED_DUMP - FIRST_AUTO_NUMBERED_DUMP
+ dump files. Bump FIRST_ME_AUTO_NUMBERED_DUMP accordingly. */
+ gcc_assert (m_next_dump <= FIRST_ME_AUTO_NUMBERED_DUMP);
+ m_next_dump = FIRST_ME_AUTO_NUMBERED_DUMP;
+ dump_files[TDI_original].num = m_next_dump++;
+ dump_files[TDI_gimple].num = m_next_dump++;
+ dump_files[TDI_nested].num = m_next_dump++;
+}
+
+
/* Return the dump_file_info for the given phase. */
struct dump_file_info *
get_dump_file_info_by_switch (const char *swtch) const
{
for (unsigned i = 0; i < m_extra_dump_files_in_use; i++)
- if (0 == strcmp (m_extra_dump_files[i].swtch, swtch))
+ if (strcmp (m_extra_dump_files[i].swtch, swtch) == 0)
return &m_extra_dump_files[i];
/* Not found. */
char *
gcc::dump_manager::
-get_dump_file_name (int phase) const
+get_dump_file_name (int phase, int part) const
{
struct dump_file_info *dfi;
dfi = get_dump_file_info (phase);
- return get_dump_file_name (dfi);
+ return get_dump_file_name (dfi, part);
}
/* Return the name of the dump file for the given dump_file_info.
char *
gcc::dump_manager::
-get_dump_file_name (struct dump_file_info *dfi) const
+get_dump_file_name (struct dump_file_info *dfi, int part) const
{
char dump_id[10];
dump_id[0] = '\0';
}
- return concat (dump_base_name, dump_id, dfi->suffix, NULL);
+ if (part != -1)
+ {
+ char part_id[8];
+ snprintf (part_id, sizeof (part_id), ".%i", part);
+ return concat (dump_base_name, dump_id, part_id, dfi->suffix, NULL);
+ }
+ else
+ return concat (dump_base_name, dump_id, dfi->suffix, NULL);
+}
+
+/* Open a dump file called FILENAME. Some filenames are special and
+ refer to the standard streams. TRUNC indicates whether this is the
+ first open (so the file should be truncated, rather than appended).
+ An error message is emitted in the event of failure. */
+
+static FILE *
+dump_open (const char *filename, bool trunc)
+{
+ if (strcmp ("stderr", filename) == 0)
+ return stderr;
+
+ if (strcmp ("stdout", filename) == 0
+ || strcmp ("-", filename) == 0)
+ return stdout;
+
+ FILE *stream = fopen (filename, trunc ? "w" : "a");
+
+ if (!stream)
+ error ("could not open dump file %qs: %m", filename);
+ return stream;
}
/* For a given DFI, open an alternate dump filename (which could also
static FILE *
dump_open_alternate_stream (struct dump_file_info *dfi)
{
- FILE *stream ;
if (!dfi->alt_filename)
return NULL;
if (dfi->alt_stream)
return dfi->alt_stream;
- stream = strcmp ("stderr", dfi->alt_filename) == 0
- ? stderr
- : strcmp ("stdout", dfi->alt_filename) == 0
- ? stdout
- : fopen (dfi->alt_filename, dfi->alt_state < 0 ? "w" : "a");
+ FILE *stream = dump_open (dfi->alt_filename, dfi->alt_state < 0);
- if (!stream)
- error ("could not open dump file %qs: %m", dfi->alt_filename);
- else
+ if (stream)
dfi->alt_state = 1;
return stream;
}
+/* Construct a dump_user_location_t from STMT (using its location and
+ hotness). */
+
+dump_user_location_t::dump_user_location_t (const gimple *stmt)
+: m_count (), m_loc (UNKNOWN_LOCATION)
+{
+ if (stmt)
+ {
+ if (stmt->bb)
+ m_count = stmt->bb->count;
+ m_loc = gimple_location (stmt);
+ }
+}
+
+/* Construct a dump_user_location_t from an RTL instruction (using its
+ location and hotness). */
+
+dump_user_location_t::dump_user_location_t (const rtx_insn *insn)
+: m_count (), m_loc (UNKNOWN_LOCATION)
+{
+ if (insn)
+ {
+ basic_block bb = BLOCK_FOR_INSN (insn);
+ if (bb)
+ m_count = bb->count;
+ m_loc = INSN_LOCATION (insn);
+ }
+}
+
+/* Construct from a function declaration. This one requires spelling out
+ to avoid accidentally constructing from other kinds of tree. */
+
+dump_user_location_t
+dump_user_location_t::from_function_decl (tree fndecl)
+{
+ gcc_assert (fndecl);
+
+ // FIXME: profile count for function?
+ return dump_user_location_t (profile_count (),
+ DECL_SOURCE_LOCATION (fndecl));
+}
+
+/* Extract the MSG_* component from DUMP_KIND and return a string for use
+ as a prefix to dump messages.
+ These match the strings in optinfo_verbosity_options and thus the
+ "OPTIONS" within "-fopt-info-OPTIONS". */
+
+static const char *
+kind_as_string (dump_flags_t dump_kind)
+{
+ switch (dump_kind & MSG_ALL_KINDS)
+ {
+ default:
+ gcc_unreachable ();
+ case MSG_OPTIMIZED_LOCATIONS:
+ return "optimized";
+ case MSG_MISSED_OPTIMIZATION:
+ return "missed";
+ case MSG_NOTE:
+ return "note";
+ }
+}
+
/* Print source location on DFILE if enabled. */
-void
-dump_loc (dump_flags_t dump_kind, FILE *dfile, source_location loc)
+static void
+dump_loc (dump_flags_t dump_kind, FILE *dfile, location_t loc)
{
if (dump_kind)
{
if (LOCATION_LOCUS (loc) > BUILTINS_LOCATION)
- fprintf (dfile, "%s:%d:%d: note: ", LOCATION_FILE (loc),
+ fprintf (dfile, "%s:%d:%d: ", LOCATION_FILE (loc),
LOCATION_LINE (loc), LOCATION_COLUMN (loc));
else if (current_function_decl)
- fprintf (dfile, "%s:%d:%d: note: ",
+ fprintf (dfile, "%s:%d:%d: ",
DECL_SOURCE_FILE (current_function_decl),
DECL_SOURCE_LINE (current_function_decl),
DECL_SOURCE_COLUMN (current_function_decl));
+ fprintf (dfile, "%s: ", kind_as_string (dump_kind));
+ /* Indentation based on scope depth. */
+ fprintf (dfile, "%*s", get_dump_scope_depth (), "");
+ }
+}
+
+/* Print source location to PP if enabled. */
+
+static void
+dump_loc (dump_flags_t dump_kind, pretty_printer *pp, location_t loc)
+{
+ if (dump_kind)
+ {
+ if (LOCATION_LOCUS (loc) > BUILTINS_LOCATION)
+ pp_printf (pp, "%s:%d:%d: ", LOCATION_FILE (loc),
+ LOCATION_LINE (loc), LOCATION_COLUMN (loc));
+ else if (current_function_decl)
+ pp_printf (pp, "%s:%d:%d: ",
+ DECL_SOURCE_FILE (current_function_decl),
+ DECL_SOURCE_LINE (current_function_decl),
+ DECL_SOURCE_COLUMN (current_function_decl));
+ pp_printf (pp, "%s: ", kind_as_string (dump_kind));
+ /* Indentation based on scope depth. */
+ for (unsigned i = 0; i < get_dump_scope_depth (); i++)
+ pp_character (pp, ' ');
+ }
+}
+
+/* Implementation of dump_context member functions. */
+
+/* dump_context's dtor. */
+
+dump_context::~dump_context ()
+{
+ delete m_pending;
+}
+
+void
+dump_context::set_json_writer (optrecord_json_writer *writer)
+{
+ delete m_json_writer;
+ m_json_writer = writer;
+}
+
+/* Perform cleanup activity for -fsave-optimization-record.
+ Currently, the file is written out here in one go, before cleaning
+ up. */
+
+void
+dump_context::finish_any_json_writer ()
+{
+ if (!m_json_writer)
+ return;
+
+ m_json_writer->write ();
+ delete m_json_writer;
+ m_json_writer = NULL;
+}
+
+/* Update the "dumps_are_enabled" global; to be called whenever dump_file
+ or alt_dump_file change, or when changing dump_context in selftests. */
+
+void
+dump_context::refresh_dumps_are_enabled ()
+{
+ dumps_are_enabled = (dump_file || alt_dump_file || optinfo_enabled_p ()
+ || m_test_pp);
+}
+
+/* Determine if a message of kind DUMP_KIND and at the current scope depth
+ should be printed.
+
+ Only show messages that match FILTER both on their kind *and*
+ their priority. */
+
+bool
+dump_context::apply_dump_filter_p (dump_flags_t dump_kind,
+ dump_flags_t filter) const
+{
+ /* Few messages, if any, have an explicit MSG_PRIORITY.
+ If DUMP_KIND does, we'll use it.
+ Otherwise, generate an implicit priority value for the message based
+ on the current scope depth.
+ Messages at the top-level scope are MSG_PRIORITY_USER_FACING,
+ whereas those in nested scopes are MSG_PRIORITY_INTERNALS. */
+ if (!(dump_kind & MSG_ALL_PRIORITIES))
+ {
+ dump_flags_t implicit_priority
+ = (m_scope_depth > 0
+ ? MSG_PRIORITY_INTERNALS
+ : MSG_PRIORITY_USER_FACING);
+ dump_kind |= implicit_priority;
+ }
+
+ return (dump_kind & (filter & MSG_ALL_KINDS)
+ && dump_kind & (filter & MSG_ALL_PRIORITIES));
+}
+
+/* Print LOC to the appropriate dump destinations, given DUMP_KIND.
+ If optinfos are enabled, begin a new optinfo. */
+
+void
+dump_context::dump_loc (const dump_metadata_t &metadata,
+ const dump_user_location_t &loc)
+{
+ end_any_optinfo ();
+
+ dump_loc_immediate (metadata.get_dump_flags (), loc);
+
+ if (optinfo_enabled_p ())
+ begin_next_optinfo (metadata, loc);
+}
+
+/* As dump_loc above, but without starting a new optinfo. */
+
+void
+dump_context::dump_loc_immediate (dump_flags_t dump_kind,
+ const dump_user_location_t &loc)
+{
+ location_t srcloc = loc.get_location_t ();
+
+ if (dump_file && apply_dump_filter_p (dump_kind, pflags))
+ ::dump_loc (dump_kind, dump_file, srcloc);
+
+ if (alt_dump_file && apply_dump_filter_p (dump_kind, alt_flags))
+ ::dump_loc (dump_kind, alt_dump_file, srcloc);
+
+ /* Support for temp_dump_context in selftests. */
+ if (m_test_pp && apply_dump_filter_p (dump_kind, m_test_pp_flags))
+ ::dump_loc (dump_kind, m_test_pp, srcloc);
+}
+
+/* Make an item for the given dump call, equivalent to print_gimple_stmt. */
+
+static optinfo_item *
+make_item_for_dump_gimple_stmt (gimple *stmt, int spc, dump_flags_t dump_flags)
+{
+ pretty_printer pp;
+ pp_needs_newline (&pp) = true;
+ pp_gimple_stmt_1 (&pp, stmt, spc, dump_flags);
+ pp_newline (&pp);
+
+ optinfo_item *item
+ = new optinfo_item (OPTINFO_ITEM_KIND_GIMPLE, gimple_location (stmt),
+ xstrdup (pp_formatted_text (&pp)));
+ return item;
+}
+
+/* Dump gimple statement GS with SPC indentation spaces and
+ EXTRA_DUMP_FLAGS on the dump streams if DUMP_KIND is enabled. */
+
+void
+dump_context::dump_gimple_stmt (const dump_metadata_t &metadata,
+ dump_flags_t extra_dump_flags,
+ gimple *gs, int spc)
+{
+ optinfo_item *item
+ = make_item_for_dump_gimple_stmt (gs, spc, dump_flags | extra_dump_flags);
+ emit_item (item, metadata.get_dump_flags ());
+
+ if (optinfo_enabled_p ())
+ {
+ optinfo &info = ensure_pending_optinfo (metadata);
+ info.add_item (item);
+ }
+ else
+ delete item;
+}
+
+/* Similar to dump_gimple_stmt, except additionally print source location. */
+
+void
+dump_context::dump_gimple_stmt_loc (const dump_metadata_t &metadata,
+ const dump_user_location_t &loc,
+ dump_flags_t extra_dump_flags,
+ gimple *gs, int spc)
+{
+ dump_loc (metadata, loc);
+ dump_gimple_stmt (metadata, extra_dump_flags, gs, spc);
+}
+
+/* Make an item for the given dump call, equivalent to print_gimple_expr. */
+
+static optinfo_item *
+make_item_for_dump_gimple_expr (gimple *stmt, int spc, dump_flags_t dump_flags)
+{
+ dump_flags |= TDF_RHS_ONLY;
+ pretty_printer pp;
+ pp_needs_newline (&pp) = true;
+ pp_gimple_stmt_1 (&pp, stmt, spc, dump_flags);
+
+ optinfo_item *item
+ = new optinfo_item (OPTINFO_ITEM_KIND_GIMPLE, gimple_location (stmt),
+ xstrdup (pp_formatted_text (&pp)));
+ return item;
+}
+
+/* Dump gimple statement GS with SPC indentation spaces and
+ EXTRA_DUMP_FLAGS on the dump streams if DUMP_KIND is enabled.
+ Do not terminate with a newline or semicolon. */
+
+void
+dump_context::dump_gimple_expr (const dump_metadata_t &metadata,
+ dump_flags_t extra_dump_flags,
+ gimple *gs, int spc)
+{
+ optinfo_item *item
+ = make_item_for_dump_gimple_expr (gs, spc, dump_flags | extra_dump_flags);
+ emit_item (item, metadata.get_dump_flags ());
+
+ if (optinfo_enabled_p ())
+ {
+ optinfo &info = ensure_pending_optinfo (metadata);
+ info.add_item (item);
+ }
+ else
+ delete item;
+}
+
+/* Similar to dump_gimple_expr, except additionally print source location. */
+
+void
+dump_context::dump_gimple_expr_loc (const dump_metadata_t &metadata,
+ const dump_user_location_t &loc,
+ dump_flags_t extra_dump_flags,
+ gimple *gs,
+ int spc)
+{
+ dump_loc (metadata, loc);
+ dump_gimple_expr (metadata, extra_dump_flags, gs, spc);
+}
+
+/* Make an item for the given dump call, equivalent to print_generic_expr. */
+
+static optinfo_item *
+make_item_for_dump_generic_expr (tree node, dump_flags_t dump_flags)
+{
+ pretty_printer pp;
+ pp_needs_newline (&pp) = true;
+ pp_translate_identifiers (&pp) = false;
+ dump_generic_node (&pp, node, 0, dump_flags, false);
+
+ location_t loc = UNKNOWN_LOCATION;
+ if (EXPR_HAS_LOCATION (node))
+ loc = EXPR_LOCATION (node);
+
+ optinfo_item *item
+ = new optinfo_item (OPTINFO_ITEM_KIND_TREE, loc,
+ xstrdup (pp_formatted_text (&pp)));
+ return item;
+}
+
+/* Dump expression tree T using EXTRA_DUMP_FLAGS on dump streams if
+ DUMP_KIND is enabled. */
+
+void
+dump_context::dump_generic_expr (const dump_metadata_t &metadata,
+ dump_flags_t extra_dump_flags,
+ tree t)
+{
+ optinfo_item *item
+ = make_item_for_dump_generic_expr (t, dump_flags | extra_dump_flags);
+ emit_item (item, metadata.get_dump_flags ());
+
+ if (optinfo_enabled_p ())
+ {
+ optinfo &info = ensure_pending_optinfo (metadata);
+ info.add_item (item);
+ }
+ else
+ delete item;
+}
+
+
+/* Similar to dump_generic_expr, except additionally print the source
+ location. */
+
+void
+dump_context::dump_generic_expr_loc (const dump_metadata_t &metadata,
+ const dump_user_location_t &loc,
+ dump_flags_t extra_dump_flags,
+ tree t)
+{
+ dump_loc (metadata, loc);
+ dump_generic_expr (metadata, extra_dump_flags, t);
+}
+
+/* Make an item for the given dump call. */
+
+static optinfo_item *
+make_item_for_dump_symtab_node (symtab_node *node)
+{
+ location_t loc = DECL_SOURCE_LOCATION (node->decl);
+ optinfo_item *item
+ = new optinfo_item (OPTINFO_ITEM_KIND_SYMTAB_NODE, loc,
+ xstrdup (node->dump_name ()));
+ return item;
+}
+
+/* dump_pretty_printer's ctor. */
+
+dump_pretty_printer::dump_pretty_printer (dump_context *context,
+ dump_flags_t dump_kind)
+: pretty_printer (), m_context (context), m_dump_kind (dump_kind),
+ m_stashed_items ()
+{
+ pp_format_decoder (this) = format_decoder_cb;
+}
+
+/* Phase 3 of formatting; compare with pp_output_formatted_text.
+
+ Emit optinfo_item instances for the various formatted chunks from phases
+ 1 and 2 (i.e. pp_format).
+
+ Some chunks may already have had their items built (during decode_format).
+ These chunks have been stashed into m_stashed_items; we emit them here.
+
+ For all other purely textual chunks, they are printed into
+ buffer->formatted_obstack, and then emitted as a textual optinfo_item.
+ This consolidates multiple adjacent text chunks into a single text
+ optinfo_item. */
+
+void
+dump_pretty_printer::emit_items (optinfo *dest)
+{
+ output_buffer *buffer = pp_buffer (this);
+ struct chunk_info *chunk_array = buffer->cur_chunk_array;
+ const char **args = chunk_array->args;
+
+ gcc_assert (buffer->obstack == &buffer->formatted_obstack);
+ gcc_assert (buffer->line_length == 0);
+
+ unsigned stashed_item_idx = 0;
+ for (unsigned chunk = 0; args[chunk]; chunk++)
+ {
+ if (stashed_item_idx < m_stashed_items.length ()
+ && args[chunk] == *m_stashed_items[stashed_item_idx].buffer_ptr)
+ {
+ emit_any_pending_textual_chunks (dest);
+ /* This chunk has a stashed item: use it. */
+ emit_item (m_stashed_items[stashed_item_idx++].item, dest);
+ }
+ else
+ /* This chunk is purely textual. Print it (to
+ buffer->formatted_obstack), so that we can consolidate adjacent
+ chunks into one textual optinfo_item. */
+ pp_string (this, args[chunk]);
+ }
+
+ emit_any_pending_textual_chunks (dest);
+
+ /* Ensure that we consumed all of stashed_items. */
+ gcc_assert (stashed_item_idx == m_stashed_items.length ());
+
+ /* Deallocate the chunk structure and everything after it (i.e. the
+ associated series of formatted strings). */
+ buffer->cur_chunk_array = chunk_array->prev;
+ obstack_free (&buffer->chunk_obstack, chunk_array);
+}
+
+/* Subroutine of dump_pretty_printer::emit_items
+ for consolidating multiple adjacent pure-text chunks into single
+ optinfo_items (in phase 3). */
+
+void
+dump_pretty_printer::emit_any_pending_textual_chunks (optinfo *dest)
+{
+ gcc_assert (buffer->obstack == &buffer->formatted_obstack);
+
+ /* Don't emit an item if the pending text is empty. */
+ if (output_buffer_last_position_in_text (buffer) == NULL)
+ return;
+
+ char *formatted_text = xstrdup (pp_formatted_text (this));
+ optinfo_item *item
+ = new optinfo_item (OPTINFO_ITEM_KIND_TEXT, UNKNOWN_LOCATION,
+ formatted_text);
+ emit_item (item, dest);
+
+ /* Clear the pending text by unwinding formatted_text back to the start
+ of the buffer (without deallocating). */
+ obstack_free (&buffer->formatted_obstack,
+ buffer->formatted_obstack.object_base);
+}
+
+/* Emit ITEM and take ownership of it. If DEST is non-NULL, add ITEM
+ to DEST; otherwise delete ITEM. */
+
+void
+dump_pretty_printer::emit_item (optinfo_item *item, optinfo *dest)
+{
+ m_context->emit_item (item, m_dump_kind);
+ if (dest)
+ dest->add_item (item);
+ else
+ delete item;
+}
+
+/* Record that ITEM (generated in phase 2 of formatting) is to be used for
+ the chunk at BUFFER_PTR in phase 3 (by emit_items). */
+
+void
+dump_pretty_printer::stash_item (const char **buffer_ptr, optinfo_item *item)
+{
+ gcc_assert (buffer_ptr);
+ gcc_assert (item);
+
+ m_stashed_items.safe_push (stashed_item (buffer_ptr, item));
+}
+
+/* pp_format_decoder callback for dump_pretty_printer, and thus for
+ dump_printf and dump_printf_loc.
+
+ A wrapper around decode_format, for type-safety. */
+
+bool
+dump_pretty_printer::format_decoder_cb (pretty_printer *pp, text_info *text,
+ const char *spec, int /*precision*/,
+ bool /*wide*/, bool /*set_locus*/,
+ bool /*verbose*/, bool */*quoted*/,
+ const char **buffer_ptr)
+{
+ dump_pretty_printer *opp = static_cast <dump_pretty_printer *> (pp);
+ return opp->decode_format (text, spec, buffer_ptr);
+}
+
+/* Format decoder for dump_pretty_printer, and thus for dump_printf and
+ dump_printf_loc.
+
+ Supported format codes (in addition to the standard pretty_printer ones)
+ are:
+
+ %C: cgraph_node *:
+ Equivalent to: dump_symtab_node (MSG_*, node)
+ %E: gimple *:
+ Equivalent to: dump_gimple_expr (MSG_*, TDF_SLIM, stmt, 0)
+ %G: gimple *:
+ Equivalent to: dump_gimple_stmt (MSG_*, TDF_SLIM, stmt, 0)
+ %T: tree:
+ Equivalent to: dump_generic_expr (MSG_*, arg, TDF_SLIM).
+
+ TODO: add a format code that can handle (symtab_node*) *and* both
+ subclasses (presumably means teaching -Wformat about non-virtual
+ subclasses).
+
+ These format codes build optinfo_item instances, thus capturing metadata
+ about the arguments being dumped, as well as the textual output. */
+
+bool
+dump_pretty_printer::decode_format (text_info *text, const char *spec,
+ const char **buffer_ptr)
+{
+ /* Various format codes that imply making an optinfo_item and stashed it
+ for later use (to capture metadata, rather than plain text). */
+ switch (*spec)
+ {
+ case 'C':
+ {
+ cgraph_node *node = va_arg (*text->args_ptr, cgraph_node *);
+
+ /* Make an item for the node, and stash it. */
+ optinfo_item *item = make_item_for_dump_symtab_node (node);
+ stash_item (buffer_ptr, item);
+ return true;
+ }
+
+ case 'E':
+ {
+ gimple *stmt = va_arg (*text->args_ptr, gimple *);
+
+ /* Make an item for the stmt, and stash it. */
+ optinfo_item *item = make_item_for_dump_gimple_expr (stmt, 0, TDF_SLIM);
+ stash_item (buffer_ptr, item);
+ return true;
+ }
+
+ case 'G':
+ {
+ gimple *stmt = va_arg (*text->args_ptr, gimple *);
+
+ /* Make an item for the stmt, and stash it. */
+ optinfo_item *item = make_item_for_dump_gimple_stmt (stmt, 0, TDF_SLIM);
+ stash_item (buffer_ptr, item);
+ return true;
+ }
+
+ case 'T':
+ {
+ tree t = va_arg (*text->args_ptr, tree);
+
+ /* Make an item for the tree, and stash it. */
+ optinfo_item *item = make_item_for_dump_generic_expr (t, TDF_SLIM);
+ stash_item (buffer_ptr, item);
+ return true;
+ }
+
+ default:
+ return false;
+ }
+}
+
+/* Output a formatted message using FORMAT on appropriate dump streams. */
+
+void
+dump_context::dump_printf_va (const dump_metadata_t &metadata, const char *format,
+ va_list *ap)
+{
+ dump_pretty_printer pp (this, metadata.get_dump_flags ());
+
+ text_info text;
+ text.err_no = errno;
+ text.args_ptr = ap;
+ text.format_spec = format;
+
+ /* Phases 1 and 2, using pp_format. */
+ pp_format (&pp, &text);
+
+ /* Phase 3. */
+ if (optinfo_enabled_p ())
+ {
+ optinfo &info = ensure_pending_optinfo (metadata);
+ pp.emit_items (&info);
+ }
+ else
+ pp.emit_items (NULL);
+}
+
+/* Similar to dump_printf, except source location is also printed, and
+ dump location captured. */
+
+void
+dump_context::dump_printf_loc_va (const dump_metadata_t &metadata,
+ const dump_user_location_t &loc,
+ const char *format, va_list *ap)
+{
+ dump_loc (metadata, loc);
+ dump_printf_va (metadata, format, ap);
+}
+
+/* Make an item for the given dump call, equivalent to print_dec. */
+
+template<unsigned int N, typename C>
+static optinfo_item *
+make_item_for_dump_dec (const poly_int<N, C> &value)
+{
+ STATIC_ASSERT (poly_coeff_traits<C>::signedness >= 0);
+ signop sgn = poly_coeff_traits<C>::signedness ? SIGNED : UNSIGNED;
+
+ pretty_printer pp;
+
+ if (value.is_constant ())
+ pp_wide_int (&pp, value.coeffs[0], sgn);
+ else
+ {
+ pp_character (&pp, '[');
+ for (unsigned int i = 0; i < N; ++i)
+ {
+ pp_wide_int (&pp, value.coeffs[i], sgn);
+ pp_character (&pp, i == N - 1 ? ']' : ',');
+ }
+ }
+
+ optinfo_item *item
+ = new optinfo_item (OPTINFO_ITEM_KIND_TEXT, UNKNOWN_LOCATION,
+ xstrdup (pp_formatted_text (&pp)));
+ return item;
+}
+
+/* Output VALUE in decimal to appropriate dump streams. */
+
+template<unsigned int N, typename C>
+void
+dump_context::dump_dec (const dump_metadata_t &metadata, const poly_int<N, C> &value)
+{
+ optinfo_item *item = make_item_for_dump_dec (value);
+ emit_item (item, metadata.get_dump_flags ());
+
+ if (optinfo_enabled_p ())
+ {
+ optinfo &info = ensure_pending_optinfo (metadata);
+ info.add_item (item);
+ }
+ else
+ delete item;
+}
+
+/* Output the name of NODE on appropriate dump streams. */
+
+void
+dump_context::dump_symtab_node (const dump_metadata_t &metadata, symtab_node *node)
+{
+ optinfo_item *item = make_item_for_dump_symtab_node (node);
+ emit_item (item, metadata.get_dump_flags ());
+
+ if (optinfo_enabled_p ())
+ {
+ optinfo &info = ensure_pending_optinfo (metadata);
+ info.add_item (item);
+ }
+ else
+ delete item;
+}
+
+/* Get the current dump scope-nesting depth.
+ For use by -fopt-info (for showing nesting via indentation). */
+
+unsigned int
+dump_context::get_scope_depth () const
+{
+ return m_scope_depth;
+}
+
+/* Push a nested dump scope.
+ Increment the scope depth.
+ Print "=== NAME ===\n" to the dumpfile, if any, and to the -fopt-info
+ destination, if any.
+ Emit a "scope" optinfo if optinfos are enabled. */
+
+void
+dump_context::begin_scope (const char *name,
+ const dump_user_location_t &user_location,
+ const dump_impl_location_t &impl_location)
+{
+ m_scope_depth++;
+
+ location_t src_loc = user_location.get_location_t ();
+
+ if (dump_file && apply_dump_filter_p (MSG_NOTE, pflags))
+ ::dump_loc (MSG_NOTE, dump_file, src_loc);
+
+ if (alt_dump_file && apply_dump_filter_p (MSG_NOTE, alt_flags))
+ ::dump_loc (MSG_NOTE, alt_dump_file, src_loc);
+
+ /* Support for temp_dump_context in selftests. */
+ if (m_test_pp && apply_dump_filter_p (MSG_NOTE, m_test_pp_flags))
+ ::dump_loc (MSG_NOTE, m_test_pp, src_loc);
+
+ pretty_printer pp;
+ pp_printf (&pp, "=== %s ===\n", name);
+ optinfo_item *item
+ = new optinfo_item (OPTINFO_ITEM_KIND_TEXT, UNKNOWN_LOCATION,
+ xstrdup (pp_formatted_text (&pp)));
+ emit_item (item, MSG_NOTE);
+
+ if (optinfo_enabled_p ())
+ {
+ optinfo &info
+ = begin_next_optinfo (dump_metadata_t (MSG_NOTE, impl_location),
+ user_location);
+ info.m_kind = OPTINFO_KIND_SCOPE;
+ info.add_item (item);
+ end_any_optinfo ();
}
+ else
+ delete item;
+}
+
+/* Pop a nested dump scope. */
+
+void
+dump_context::end_scope ()
+{
+ end_any_optinfo ();
+ m_scope_depth--;
+
+ if (m_json_writer)
+ m_json_writer->pop_scope ();
+}
+
+/* Should optinfo instances be created?
+ All creation of optinfos should be guarded by this predicate.
+ Return true if any optinfo destinations are active. */
+
+bool
+dump_context::optinfo_enabled_p () const
+{
+ return (optimization_records_enabled_p ());
+}
+
+/* Return the optinfo currently being accumulated, creating one if
+ necessary. */
+
+optinfo &
+dump_context::ensure_pending_optinfo (const dump_metadata_t &metadata)
+{
+ if (!m_pending)
+ return begin_next_optinfo (metadata, dump_user_location_t ());
+ return *m_pending;
+}
+
+/* Start a new optinfo and return it, ending any optinfo that was already
+ accumulated. */
+
+optinfo &
+dump_context::begin_next_optinfo (const dump_metadata_t &metadata,
+ const dump_user_location_t &user_loc)
+{
+ end_any_optinfo ();
+ gcc_assert (m_pending == NULL);
+ dump_location_t loc (user_loc, metadata.get_impl_location ());
+ m_pending = new optinfo (loc, OPTINFO_KIND_NOTE, current_pass);
+ m_pending->handle_dump_file_kind (metadata.get_dump_flags ());
+ return *m_pending;
+}
+
+/* End any optinfo that has been accumulated within this context; emitting
+ it to any destinations as appropriate, such as optimization records. */
+
+void
+dump_context::end_any_optinfo ()
+{
+ if (m_pending)
+ emit_optinfo (m_pending);
+ delete m_pending;
+ m_pending = NULL;
+}
+
+/* Emit the optinfo to all of the "non-immediate" destinations
+ (emission to "immediate" destinations is done by
+ dump_context::emit_item). */
+
+void
+dump_context::emit_optinfo (const optinfo *info)
+{
+ /* -fsave-optimization-record. */
+ if (m_json_writer)
+ m_json_writer->add_record (info);
+}
+
+/* Emit ITEM to all item destinations (those that don't require
+ consolidation into optinfo instances). */
+
+void
+dump_context::emit_item (optinfo_item *item, dump_flags_t dump_kind)
+{
+ if (dump_file && apply_dump_filter_p (dump_kind, pflags))
+ fprintf (dump_file, "%s", item->get_text ());
+
+ if (alt_dump_file && apply_dump_filter_p (dump_kind, alt_flags))
+ fprintf (alt_dump_file, "%s", item->get_text ());
+
+ /* Support for temp_dump_context in selftests. */
+ if (m_test_pp && apply_dump_filter_p (dump_kind, m_test_pp_flags))
+ pp_string (m_test_pp, item->get_text ());
+}
+
+/* The current singleton dump_context, and its default. */
+
+dump_context *dump_context::s_current = &dump_context::s_default;
+dump_context dump_context::s_default;
+
+/* Implementation of dump_* API calls, calling into dump_context
+ member functions. */
+
+/* Calls to the dump_* functions do non-trivial work, so they ought
+ to be guarded by:
+ if (dump_enabled_p ())
+ Assert that they are guarded, and, if assertions are disabled,
+ bail out if the calls weren't properly guarded. */
+
+#define VERIFY_DUMP_ENABLED_P \
+ do { \
+ gcc_assert (dump_enabled_p ()); \
+ if (!dump_enabled_p ()) \
+ return; \
+ } while (0)
+
+/* Dump gimple statement GS with SPC indentation spaces and
+ EXTRA_DUMP_FLAGS on the dump streams if DUMP_KIND is enabled. */
+
+void
+dump_gimple_stmt (const dump_metadata_t &metadata, dump_flags_t extra_dump_flags,
+ gimple *gs, int spc)
+{
+ VERIFY_DUMP_ENABLED_P;
+ dump_context::get ().dump_gimple_stmt (metadata, extra_dump_flags, gs, spc);
+}
+
+/* Similar to dump_gimple_stmt, except additionally print source location. */
+
+void
+dump_gimple_stmt_loc (const dump_metadata_t &metadata,
+ const dump_user_location_t &loc,
+ dump_flags_t extra_dump_flags, gimple *gs, int spc)
+{
+ VERIFY_DUMP_ENABLED_P;
+ dump_context::get ().dump_gimple_stmt_loc (metadata, loc, extra_dump_flags,
+ gs, spc);
+}
+
+/* Dump gimple statement GS with SPC indentation spaces and
+ EXTRA_DUMP_FLAGS on the dump streams if DUMP_KIND is enabled.
+ Do not terminate with a newline or semicolon. */
+
+void
+dump_gimple_expr (const dump_metadata_t &metadata,
+ dump_flags_t extra_dump_flags,
+ gimple *gs, int spc)
+{
+ VERIFY_DUMP_ENABLED_P;
+ dump_context::get ().dump_gimple_expr (metadata, extra_dump_flags, gs, spc);
+}
+
+/* Similar to dump_gimple_expr, except additionally print source location. */
+
+void
+dump_gimple_expr_loc (const dump_metadata_t &metadata,
+ const dump_user_location_t &loc,
+ dump_flags_t extra_dump_flags, gimple *gs, int spc)
+{
+ VERIFY_DUMP_ENABLED_P;
+ dump_context::get ().dump_gimple_expr_loc (metadata, loc, extra_dump_flags,
+ gs, spc);
+}
+
+/* Dump expression tree T using EXTRA_DUMP_FLAGS on dump streams if
+ DUMP_KIND is enabled. */
+
+void
+dump_generic_expr (const dump_metadata_t &metadata, dump_flags_t extra_dump_flags,
+ tree t)
+{
+ VERIFY_DUMP_ENABLED_P;
+ dump_context::get ().dump_generic_expr (metadata, extra_dump_flags, t);
+}
+
+/* Similar to dump_generic_expr, except additionally print the source
+ location. */
+
+void
+dump_generic_expr_loc (const dump_metadata_t &metadata,
+ const dump_user_location_t &loc,
+ dump_flags_t extra_dump_flags, tree t)
+{
+ VERIFY_DUMP_ENABLED_P;
+ dump_context::get ().dump_generic_expr_loc (metadata, loc, extra_dump_flags,
+ t);
+}
+
+/* Output a formatted message using FORMAT on appropriate dump streams. */
+
+void
+dump_printf (const dump_metadata_t &metadata, const char *format, ...)
+{
+ VERIFY_DUMP_ENABLED_P;
+ va_list ap;
+ va_start (ap, format);
+ dump_context::get ().dump_printf_va (metadata, format, &ap);
+ va_end (ap);
+}
+
+/* Similar to dump_printf, except source location is also printed, and
+ dump location captured. */
+
+void
+dump_printf_loc (const dump_metadata_t &metadata,
+ const dump_user_location_t &loc,
+ const char *format, ...)
+{
+ VERIFY_DUMP_ENABLED_P;
+ va_list ap;
+ va_start (ap, format);
+ dump_context::get ().dump_printf_loc_va (metadata, loc, format, &ap);
+ va_end (ap);
}
-/* Dump gimple statement GS with SPC indentation spaces and
- EXTRA_DUMP_FLAGS on the dump streams if DUMP_KIND is enabled. */
+/* Output VALUE in decimal to appropriate dump streams. */
+template<unsigned int N, typename C>
void
-dump_gimple_stmt (dump_flags_t dump_kind, dump_flags_t extra_dump_flags,
- gimple *gs, int spc)
+dump_dec (const dump_metadata_t &metadata, const poly_int<N, C> &value)
{
- if (dump_file && (dump_kind & pflags))
- print_gimple_stmt (dump_file, gs, spc, dump_flags | extra_dump_flags);
-
- if (alt_dump_file && (dump_kind & alt_flags))
- print_gimple_stmt (alt_dump_file, gs, spc, dump_flags | extra_dump_flags);
+ VERIFY_DUMP_ENABLED_P;
+ dump_context::get ().dump_dec (metadata, value);
}
-/* Similar to dump_gimple_stmt, except additionally print source location. */
+template void dump_dec (const dump_metadata_t &metadata, const poly_uint16 &);
+template void dump_dec (const dump_metadata_t &metadata, const poly_int64 &);
+template void dump_dec (const dump_metadata_t &metadata, const poly_uint64 &);
+template void dump_dec (const dump_metadata_t &metadata, const poly_offset_int &);
+template void dump_dec (const dump_metadata_t &metadata, const poly_widest_int &);
void
-dump_gimple_stmt_loc (dump_flags_t dump_kind, source_location loc,
- dump_flags_t extra_dump_flags, gimple *gs, int spc)
+dump_dec (dump_flags_t dump_kind, const poly_wide_int &value, signop sgn)
{
- if (dump_file && (dump_kind & pflags))
- {
- dump_loc (dump_kind, dump_file, loc);
- print_gimple_stmt (dump_file, gs, spc, dump_flags | extra_dump_flags);
- }
-
- if (alt_dump_file && (dump_kind & alt_flags))
- {
- dump_loc (dump_kind, alt_dump_file, loc);
- print_gimple_stmt (alt_dump_file, gs, spc, dump_flags | extra_dump_flags);
- }
+ VERIFY_DUMP_ENABLED_P;
+ if (dump_file
+ && dump_context::get ().apply_dump_filter_p (dump_kind, pflags))
+ print_dec (value, dump_file, sgn);
+
+ if (alt_dump_file
+ && dump_context::get ().apply_dump_filter_p (dump_kind, alt_flags))
+ print_dec (value, alt_dump_file, sgn);
}
-/* Dump expression tree T using EXTRA_DUMP_FLAGS on dump streams if
- DUMP_KIND is enabled. */
+/* Output VALUE in hexadecimal to appropriate dump streams. */
void
-dump_generic_expr (dump_flags_t dump_kind, dump_flags_t extra_dump_flags,
- tree t)
+dump_hex (dump_flags_t dump_kind, const poly_wide_int &value)
{
- if (dump_file && (dump_kind & pflags))
- print_generic_expr (dump_file, t, dump_flags | extra_dump_flags);
-
- if (alt_dump_file && (dump_kind & alt_flags))
- print_generic_expr (alt_dump_file, t, dump_flags | extra_dump_flags);
+ VERIFY_DUMP_ENABLED_P;
+ if (dump_file
+ && dump_context::get ().apply_dump_filter_p (dump_kind, pflags))
+ print_hex (value, dump_file);
+
+ if (alt_dump_file
+ && dump_context::get ().apply_dump_filter_p (dump_kind, alt_flags))
+ print_hex (value, alt_dump_file);
}
-
-/* Similar to dump_generic_expr, except additionally print the source
- location. */
+/* Emit and delete the currently pending optinfo, if there is one,
+ without the caller needing to know about class dump_context. */
void
-dump_generic_expr_loc (int dump_kind, source_location loc,
- dump_flags_t extra_dump_flags, tree t)
+dumpfile_ensure_any_optinfo_are_flushed ()
{
- if (dump_file && (dump_kind & pflags))
- {
- dump_loc (dump_kind, dump_file, loc);
- print_generic_expr (dump_file, t, dump_flags | extra_dump_flags);
- }
-
- if (alt_dump_file && (dump_kind & alt_flags))
- {
- dump_loc (dump_kind, alt_dump_file, loc);
- print_generic_expr (alt_dump_file, t, dump_flags | extra_dump_flags);
- }
+ dump_context::get().end_any_optinfo ();
}
-/* Output a formatted message using FORMAT on appropriate dump streams. */
+/* Output the name of NODE on appropriate dump streams. */
void
-dump_printf (dump_flags_t dump_kind, const char *format, ...)
+dump_symtab_node (const dump_metadata_t &metadata, symtab_node *node)
{
- if (dump_file && (dump_kind & pflags))
- {
- va_list ap;
- va_start (ap, format);
- vfprintf (dump_file, format, ap);
- va_end (ap);
- }
+ VERIFY_DUMP_ENABLED_P;
+ dump_context::get ().dump_symtab_node (metadata, node);
+}
- if (alt_dump_file && (dump_kind & alt_flags))
- {
- va_list ap;
- va_start (ap, format);
- vfprintf (alt_dump_file, format, ap);
- va_end (ap);
- }
+/* Get the current dump scope-nesting depth.
+ For use by -fopt-info (for showing nesting via indentation). */
+
+unsigned int
+get_dump_scope_depth ()
+{
+ return dump_context::get ().get_scope_depth ();
}
-/* Similar to dump_printf, except source location is also printed. */
+/* Push a nested dump scope.
+ Print "=== NAME ===\n" to the dumpfile, if any, and to the -fopt-info
+ destination, if any.
+ Emit a "scope" opinfo if optinfos are enabled.
+ Increment the scope depth. */
void
-dump_printf_loc (dump_flags_t dump_kind, source_location loc,
- const char *format, ...)
+dump_begin_scope (const char *name,
+ const dump_user_location_t &user_location,
+ const dump_impl_location_t &impl_location)
{
- if (dump_file && (dump_kind & pflags))
- {
- va_list ap;
- dump_loc (dump_kind, dump_file, loc);
- va_start (ap, format);
- vfprintf (dump_file, format, ap);
- va_end (ap);
- }
+ dump_context::get ().begin_scope (name, user_location, impl_location);
+}
- if (alt_dump_file && (dump_kind & alt_flags))
- {
- va_list ap;
- dump_loc (dump_kind, alt_dump_file, loc);
- va_start (ap, format);
- vfprintf (alt_dump_file, format, ap);
- va_end (ap);
- }
+/* Pop a nested dump scope. */
+
+void
+dump_end_scope ()
+{
+ dump_context::get ().end_scope ();
}
/* Start a dump for PHASE. Store user-supplied dump flags in
name = get_dump_file_name (phase);
if (name)
{
- stream = strcmp ("stderr", name) == 0
- ? stderr
- : strcmp ("stdout", name) == 0
- ? stdout
- : fopen (name, dfi->pstate < 0 ? "w" : "a");
- if (!stream)
- error ("could not open dump file %qs: %m", name);
- else
+ stream = dump_open (name, dfi->pstate < 0);
+ if (stream)
{
dfi->pstate = 1;
count++;
}
free (name);
dfi->pstream = stream;
- dump_file = dfi->pstream;
+ set_dump_file (dfi->pstream);
/* Initialize current dump flags. */
pflags = dfi->pflags;
}
{
dfi->alt_stream = stream;
count++;
- alt_dump_file = dfi->alt_stream;
+ set_alt_dump_file (dfi->alt_stream);
/* Initialize current -fopt-info flags. */
alt_flags = dfi->alt_flags;
}
if (phase < 0)
return;
dfi = get_dump_file_info (phase);
- if (dfi->pstream && (!dfi->pfilename
- || (strcmp ("stderr", dfi->pfilename) != 0
- && strcmp ("stdout", dfi->pfilename) != 0)))
+ if (dfi->pstream && dfi->pstream != stdout && dfi->pstream != stderr)
fclose (dfi->pstream);
- if (dfi->alt_stream && strcmp ("stderr", dfi->alt_filename) != 0
- && strcmp ("stdout", dfi->alt_filename) != 0)
+ if (dfi->alt_stream && dfi->alt_stream != stdout && dfi->alt_stream != stderr)
fclose (dfi->alt_stream);
dfi->alt_stream = NULL;
dfi->pstream = NULL;
- dump_file = NULL;
- alt_dump_file = NULL;
- dump_flags = TDI_none;
- alt_flags = 0;
- pflags = 0;
+ set_dump_file (NULL);
+ set_alt_dump_file (NULL);
+ dump_flags = TDF_NONE;
+ alt_flags = TDF_NONE;
+ pflags = TDF_NONE;
}
/* Begin a tree dump for PHASE. Stores any user supplied flag in
*FLAG_PTR and returns a stream to write to. If the dump is not
enabled, returns NULL.
- Multiple calls will reopen and append to the dump file. */
+ PART can be used for dump files which should be split to multiple
+ parts. PART == -1 indicates dump file with no parts.
+ If PART is -1, multiple calls will reopen and append to the dump file. */
FILE *
-dump_begin (int phase, dump_flags_t *flag_ptr)
+dump_begin (int phase, dump_flags_t *flag_ptr, int part)
{
- return g->get_dumps ()->dump_begin (phase, flag_ptr);
+ return g->get_dumps ()->dump_begin (phase, flag_ptr, part);
}
FILE *
gcc::dump_manager::
-dump_begin (int phase, dump_flags_t *flag_ptr)
+dump_begin (int phase, dump_flags_t *flag_ptr, int part)
{
- char *name;
- struct dump_file_info *dfi;
- FILE *stream;
-
if (phase == TDI_none || !dump_phase_enabled_p (phase))
return NULL;
- name = get_dump_file_name (phase);
+ char *name = get_dump_file_name (phase, part);
if (!name)
return NULL;
- dfi = get_dump_file_info (phase);
-
- stream = strcmp ("stderr", name) == 0
- ? stderr
- : strcmp ("stdout", name) == 0
- ? stdout
- : fopen (name, dfi->pstate < 0 ? "w" : "a");
+ struct dump_file_info *dfi = get_dump_file_info (phase);
- if (!stream)
- error ("could not open dump file %qs: %m", name);
- else
+ /* We do not support re-opening of dump files with parts. This would require
+ tracking pstate per part of the dump file. */
+ FILE *stream = dump_open (name, part != -1 || dfi->pstate < 0);
+ if (stream)
dfi->pstate = 1;
free (name);
return dfi->swtch;
}
+/* Handle -fdump-* and -fopt-info for a pass added after
+ command-line options are parsed (those from plugins and
+ those from backends).
+
+ Because the registration of plugin/backend passes happens after the
+ command-line options are parsed, the options that specify single
+ pass dumping (e.g. -fdump-tree-PASSNAME) cannot be used for new
+ passes. Therefore we currently can only enable dumping of
+ new passes when the 'dump-all' flags (e.g. -fdump-tree-all)
+ are specified. This is done here.
+
+ Similarly, the saved -fopt-info options are wired up to the new pass. */
+
+void
+gcc::dump_manager::register_pass (opt_pass *pass)
+{
+ gcc_assert (pass);
+
+ register_one_dump_file (pass);
+
+ dump_file_info *pass_dfi = get_dump_file_info (pass->static_pass_number);
+ gcc_assert (pass_dfi);
+
+ enum tree_dump_index tdi;
+ if (pass->type == SIMPLE_IPA_PASS
+ || pass->type == IPA_PASS)
+ tdi = TDI_ipa_all;
+ else if (pass->type == GIMPLE_PASS)
+ tdi = TDI_tree_all;
+ else
+ tdi = TDI_rtl_all;
+ const dump_file_info *tdi_dfi = get_dump_file_info (tdi);
+ gcc_assert (tdi_dfi);
+
+ /* Check if dump-all flag is specified. */
+ if (tdi_dfi->pstate)
+ {
+ pass_dfi->pstate = tdi_dfi->pstate;
+ pass_dfi->pflags = tdi_dfi->pflags;
+ }
+
+ update_dfi_for_opt_info (pass_dfi);
+}
+
/* Finish a tree dump for PHASE. STREAM is the stream created by
dump_begin. */
for (i = TDI_none + 1; i < (size_t) TDI_end; i++)
{
- if ((dump_files[i].dkind == dkind))
+ if (dump_files[i].dkind == dkind)
{
const char *old_filename = dump_files[i].pfilename;
dump_files[i].pstate = -1;
for (i = 0; i < m_extra_dump_files_in_use; i++)
{
- if ((m_extra_dump_files[i].dkind == dkind))
+ if (m_extra_dump_files[i].dkind == dkind)
{
const char *old_filename = m_extra_dump_files[i].pfilename;
m_extra_dump_files[i].pstate = -1;
int
gcc::dump_manager::
-opt_info_enable_passes (int optgroup_flags, dump_flags_t flags,
+opt_info_enable_passes (optgroup_flags_t optgroup_flags, dump_flags_t flags,
const char *filename)
{
int n = 0;
- size_t i;
- for (i = TDI_none + 1; i < (size_t) TDI_end; i++)
- {
- if ((dump_files[i].optgroup_flags & optgroup_flags))
- {
- const char *old_filename = dump_files[i].alt_filename;
- /* Since this file is shared among different passes, it
- should be opened in append mode. */
- dump_files[i].alt_state = 1;
- dump_files[i].alt_flags |= flags;
- n++;
- /* Override the existing filename. */
- if (filename)
- dump_files[i].alt_filename = xstrdup (filename);
- if (old_filename && filename != old_filename)
- free (CONST_CAST (char *, old_filename));
- }
- }
+ m_optgroup_flags = optgroup_flags;
+ m_optinfo_flags = flags;
+ m_optinfo_filename = xstrdup (filename);
- for (i = 0; i < m_extra_dump_files_in_use; i++)
- {
- if ((m_extra_dump_files[i].optgroup_flags & optgroup_flags))
- {
- const char *old_filename = m_extra_dump_files[i].alt_filename;
- /* Since this file is shared among different passes, it
- should be opened in append mode. */
- m_extra_dump_files[i].alt_state = 1;
- m_extra_dump_files[i].alt_flags |= flags;
- n++;
- /* Override the existing filename. */
- if (filename)
- m_extra_dump_files[i].alt_filename = xstrdup (filename);
- if (old_filename && filename != old_filename)
- free (CONST_CAST (char *, old_filename));
- }
- }
+ for (size_t i = TDI_none + 1; i < (size_t) TDI_end; i++)
+ if (update_dfi_for_opt_info (&dump_files[i]))
+ n++;
+
+ for (size_t i = 0; i < m_extra_dump_files_in_use; i++)
+ if (update_dfi_for_opt_info (&m_extra_dump_files[i]))
+ n++;
return n;
}
-/* Parse ARG as a dump switch. Return nonzero if it is, and store the
- relevant details in the dump_files array. */
+/* Use the saved -fopt-info options to update DFI.
+ Return true if the dump is enabled. */
-int
-gcc::dump_manager::
-dump_switch_p_1 (const char *arg, struct dump_file_info *dfi, bool doglob)
+bool
+gcc::dump_manager::update_dfi_for_opt_info (dump_file_info *dfi) const
{
- const char *option_value;
- const char *ptr;
- dump_flags_t flags;
+ gcc_assert (dfi);
- if (doglob && !dfi->glob)
- return 0;
+ if (!(dfi->optgroup_flags & m_optgroup_flags))
+ return false;
+
+ const char *old_filename = dfi->alt_filename;
+ /* Since this file is shared among different passes, it
+ should be opened in append mode. */
+ dfi->alt_state = 1;
+ dfi->alt_flags |= m_optinfo_flags;
+ /* Override the existing filename. */
+ if (m_optinfo_filename)
+ dfi->alt_filename = xstrdup (m_optinfo_filename);
+ if (old_filename && m_optinfo_filename != old_filename)
+ free (CONST_CAST (char *, old_filename));
+
+ return true;
+}
- option_value = skip_leading_substring (arg, doglob ? dfi->glob : dfi->swtch);
- if (!option_value)
- return 0;
+/* Helper routine to parse -<dump format>[=filename]
+ and return the corresponding dump flag. If POS_P is non-NULL,
+ assign start of filename into *POS_P. */
- if (*option_value && *option_value != '-' && *option_value != '=')
- return 0;
+dump_flags_t
+parse_dump_option (const char *option_value, const char **pos_p)
+{
+ const char *ptr;
+ dump_flags_t flags;
ptr = option_value;
- flags = 0;
+ if (pos_p)
+ *pos_p = NULL;
+
+ /* Retain "user-facing" and "internals" messages, but filter out
+ those from an opt_problem being re-emitted at the top level
+ (MSG_PRIORITY_REEMITTED), so as to avoid duplicate messages
+ messing up scan-tree-dump-times" in DejaGnu tests. */
+ flags = MSG_PRIORITY_USER_FACING | MSG_PRIORITY_INTERNALS;
while (*ptr)
{
- const struct dump_option_value_info *option_ptr;
+ const struct kv_pair<dump_flags_t> *option_ptr;
const char *end_ptr;
const char *eq_ptr;
unsigned length;
-
while (*ptr == '-')
ptr++;
end_ptr = strchr (ptr, '-');
eq_ptr = strchr (ptr, '=');
if (eq_ptr && !end_ptr)
- end_ptr = eq_ptr;
+ end_ptr = eq_ptr;
if (!end_ptr)
end_ptr = ptr + strlen (ptr);
for (option_ptr = dump_options; option_ptr->name; option_ptr++)
if (strlen (option_ptr->name) == length
&& !memcmp (option_ptr->name, ptr, length))
- {
- flags |= option_ptr->value;
+ {
+ flags |= option_ptr->value;
goto found;
- }
+ }
if (*ptr == '=')
- {
+ {
/* Interpret rest of the argument as a dump filename. This
filename overrides other command line filenames. */
- if (dfi->pfilename)
- free (CONST_CAST (char *, dfi->pfilename));
- dfi->pfilename = xstrdup (ptr + 1);
- break;
- }
+ if (pos_p)
+ *pos_p = ptr + 1;
+ break;
+ }
else
- warning (0, "ignoring unknown option %q.*s in %<-fdump-%s%>",
- length, ptr, dfi->swtch);
- found:;
+ {
+ warning (0, "ignoring unknown option %q.*s",
+ length, ptr);
+ flags = TDF_ERROR;
+ }
+ found:
ptr = end_ptr;
+ }
+
+ return flags;
+}
+
+/* Parse ARG as a dump switch. Return nonzero if it is, and store the
+ relevant details in the dump_files array. */
+
+int
+gcc::dump_manager::
+dump_switch_p_1 (const char *arg, struct dump_file_info *dfi, bool doglob)
+{
+ const char *option_value;
+ dump_flags_t flags = TDF_NONE;
+
+ if (doglob && !dfi->glob)
+ return 0;
+
+ option_value = skip_leading_substring (arg, doglob ? dfi->glob : dfi->swtch);
+ if (!option_value)
+ return 0;
+
+ if (*option_value && *option_value != '-' && *option_value != '=')
+ return 0;
+
+ const char *filename;
+ flags = parse_dump_option (option_value, &filename);
+ if (filename)
+ {
+ if (dfi->pfilename)
+ free (CONST_CAST (char *, dfi->pfilename));
+ dfi->pfilename = xstrdup (filename);
}
dfi->pstate = -1;
return 1;
}
-int
+void
gcc::dump_manager::
dump_switch_p (const char *arg)
{
for (i = 0; i < m_extra_dump_files_in_use; i++)
any |= dump_switch_p_1 (arg, &m_extra_dump_files[i], true);
-
- return any;
+ if (!any)
+ {
+ auto_vec<const char *> candidates;
+ for (size_t i = TDI_none + 1; i != TDI_end; i++)
+ candidates.safe_push (dump_files[i].swtch);
+ for (size_t i = 0; i < m_extra_dump_files_in_use; i++)
+ candidates.safe_push (m_extra_dump_files[i].swtch);
+ const char *hint = find_closest_string (arg, &candidates);
+ if (hint)
+ error ("unrecognized command-line option %<-fdump-%s%>; "
+ "did you mean %<-fdump-%s%>?", arg, hint);
+ else
+ error ("unrecognized command-line option %<-fdump-%s%>", arg);
+ }
}
/* Parse ARG as a -fopt-info switch and store flags, optgroup_flags
and filename. Return non-zero if it is a recognized switch. */
static int
-opt_info_switch_p_1 (const char *arg, dump_flags_t *flags, int *optgroup_flags,
- char **filename)
+opt_info_switch_p_1 (const char *arg, dump_flags_t *flags,
+ optgroup_flags_t *optgroup_flags, char **filename)
{
const char *option_value;
const char *ptr;
ptr = option_value;
*filename = NULL;
- *flags = 0;
- *optgroup_flags = 0;
+
+ /* Default to filtering out "internals" messages, and retaining
+ "user-facing" messages, and those from an opt_problem being
+ re-emitted at the top level. */
+ *flags = MSG_PRIORITY_USER_FACING | MSG_PRIORITY_REEMITTED;
+
+ *optgroup_flags = OPTGROUP_NONE;
if (!ptr)
return 1; /* Handle '-fopt-info' without any additional options. */
while (*ptr)
{
- const struct dump_option_value_info *option_ptr;
const char *end_ptr;
const char *eq_ptr;
unsigned length;
end_ptr = strchr (ptr, '-');
eq_ptr = strchr (ptr, '=');
- if (eq_ptr && !end_ptr)
+ if (eq_ptr && (!end_ptr || eq_ptr < end_ptr))
end_ptr = eq_ptr;
-
- if (!end_ptr)
+ else if (!end_ptr)
end_ptr = ptr + strlen (ptr);
length = end_ptr - ptr;
- for (option_ptr = optinfo_verbosity_options; option_ptr->name;
- option_ptr++)
+ for (const kv_pair<dump_flags_t> *option_ptr = optinfo_verbosity_options;
+ option_ptr->name; option_ptr++)
if (strlen (option_ptr->name) == length
&& !memcmp (option_ptr->name, ptr, length))
{
goto found;
}
- for (option_ptr = optgroup_options; option_ptr->name; option_ptr++)
+ for (const kv_pair<optgroup_flags_t> *option_ptr = optgroup_options;
+ option_ptr->name; option_ptr++)
if (strlen (option_ptr->name) == length
&& !memcmp (option_ptr->name, ptr, length))
{
opt_info_switch_p (const char *arg)
{
dump_flags_t flags;
- int optgroup_flags;
+ optgroup_flags_t optgroup_flags;
char *filename;
static char *file_seen = NULL;
gcc::dump_manager *dumps = g->get_dumps ();
}
file_seen = xstrdup (filename);
- if (!flags)
- flags = MSG_OPTIMIZED_LOCATIONS;
+ if (!(flags & MSG_ALL_KINDS))
+ flags |= MSG_OPTIMIZED_LOCATIONS;
if (!optgroup_flags)
optgroup_flags = OPTGROUP_ALL;
/* Print basic block on the dump streams. */
void
-dump_basic_block (int dump_kind, basic_block bb, int indent)
+dump_basic_block (dump_flags_t dump_kind, basic_block bb, int indent)
{
- if (dump_file && (dump_kind & pflags))
+ if (dump_file
+ && dump_context::get ().apply_dump_filter_p (dump_kind, pflags))
dump_bb (dump_file, bb, indent, TDF_DETAILS);
- if (alt_dump_file && (dump_kind & alt_flags))
+ if (alt_dump_file
+ && dump_context::get ().apply_dump_filter_p (dump_kind, alt_flags))
dump_bb (alt_dump_file, bb, indent, TDF_DETAILS);
}
NULL);
return num_enabled > 0;
}
+
+/* debug_dump_context's ctor. Temporarily override the dump_context
+ (to forcibly enable output to stderr). */
+
+debug_dump_context::debug_dump_context ()
+: m_context (),
+ m_saved (&dump_context::get ()),
+ m_saved_flags (dump_flags),
+ m_saved_pflags (pflags),
+ m_saved_file (dump_file)
+{
+ set_dump_file (stderr);
+ dump_context::s_current = &m_context;
+ pflags = dump_flags = MSG_ALL_KINDS | MSG_ALL_PRIORITIES;
+ dump_context::get ().refresh_dumps_are_enabled ();
+}
+
+/* debug_dump_context's dtor. Restore the saved dump_context. */
+
+debug_dump_context::~debug_dump_context ()
+{
+ set_dump_file (m_saved_file);
+ dump_context::s_current = m_saved;
+ dump_flags = m_saved_flags;
+ pflags = m_saved_pflags;
+ dump_context::get ().refresh_dumps_are_enabled ();
+}
+
+
+#if CHECKING_P
+
+namespace selftest {
+
+/* temp_dump_context's ctor. Temporarily override the dump_context
+ (to forcibly enable optinfo-generation). */
+
+temp_dump_context::temp_dump_context (bool forcibly_enable_optinfo,
+ bool forcibly_enable_dumping,
+ dump_flags_t test_pp_flags)
+: m_context (),
+ m_saved (&dump_context::get ())
+{
+ dump_context::s_current = &m_context;
+ if (forcibly_enable_optinfo)
+ m_context.set_json_writer (new optrecord_json_writer ());
+ /* Conditionally enable the test dump, so that we can verify both the
+ dump_enabled_p and the !dump_enabled_p cases in selftests. */
+ if (forcibly_enable_dumping)
+ {
+ m_context.m_test_pp = &m_pp;
+ m_context.m_test_pp_flags = test_pp_flags;
+ }
+
+ dump_context::get ().refresh_dumps_are_enabled ();
+}
+
+/* temp_dump_context's dtor. Restore the saved dump_context. */
+
+temp_dump_context::~temp_dump_context ()
+{
+ m_context.set_json_writer (NULL);
+
+ dump_context::s_current = m_saved;
+
+ dump_context::get ().refresh_dumps_are_enabled ();
+}
+
+/* 0-terminate the text dumped so far, and return it. */
+
+const char *
+temp_dump_context::get_dumped_text ()
+{
+ return pp_formatted_text (&m_pp);
+}
+
+/* Verify that IMPL_LOC is within EXPECTED_FILE at EXPECTED_LINE,
+ from EXPECTED_FUNCTION, using LOC for the location of any failure,
+ provided that the build compiler is sufficiently recent. */
+
+static void
+assert_impl_location_eq (const location &loc ATTRIBUTE_UNUSED,
+ const dump_impl_location_t &impl_loc ATTRIBUTE_UNUSED,
+ const char *expected_file ATTRIBUTE_UNUSED,
+ int expected_line ATTRIBUTE_UNUSED,
+ const char *expected_function ATTRIBUTE_UNUSED)
+{
+#if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 8)
+ ASSERT_STR_CONTAINS_AT (loc, impl_loc.m_file, expected_file);
+ ASSERT_EQ_AT (loc, impl_loc.m_line, expected_line);
+ ASSERT_STR_CONTAINS_AT (loc, impl_loc.m_function, expected_function);
+#endif
+}
+
+/* Verify that IMPL_LOC is within EXPECTED_FILE at EXPECTED_LINE,
+ from EXPECTED_FUNCTION, provided that the build compiler is
+ sufficiently recent. */
+
+#define ASSERT_IMPL_LOCATION_EQ(IMPL_LOC, EXPECTED_FILE, EXPECTED_LINE, \
+ EXPECTED_FUNCTION) \
+ SELFTEST_BEGIN_STMT \
+ assert_impl_location_eq (SELFTEST_LOCATION, IMPL_LOC, \
+ EXPECTED_FILE, EXPECTED_LINE, \
+ EXPECTED_FUNCTION); \
+ SELFTEST_END_STMT
+
+/* Verify that the dump_location_t constructors capture the source location
+ at which they were called (provided that the build compiler is sufficiently
+ recent). */
+
+static void
+test_impl_location ()
+{
+ /* Default ctor. */
+ {
+ dump_location_t loc;
+ const int expected_line = __LINE__ - 1;
+ ASSERT_IMPL_LOCATION_EQ (loc.get_impl_location (),
+ "dumpfile.c", expected_line, "test_impl_location");
+ }
+
+ /* Constructing from a gimple. */
+ {
+ dump_location_t loc ((gimple *)NULL);
+ const int expected_line = __LINE__ - 1;
+ ASSERT_IMPL_LOCATION_EQ (loc.get_impl_location (),
+ "dumpfile.c", expected_line, "test_impl_location");
+ }
+
+ /* Constructing from an rtx_insn. */
+ {
+ dump_location_t loc ((rtx_insn *)NULL);
+ const int expected_line = __LINE__ - 1;
+ ASSERT_IMPL_LOCATION_EQ (loc.get_impl_location (),
+ "dumpfile.c", expected_line, "test_impl_location");
+ }
+}
+
+/* Verify that the text dumped so far in CONTEXT equals
+ EXPECTED_TEXT, using LOC for the location of any failure.
+ As a side-effect, the internal buffer is 0-terminated. */
+
+void
+verify_dumped_text (const location &loc,
+ temp_dump_context *context,
+ const char *expected_text)
+{
+ gcc_assert (context);
+ ASSERT_STREQ_AT (loc, context->get_dumped_text (),
+ expected_text);
+}
+
+/* Verify that ITEM has the expected values. */
+
+void
+verify_item (const location &loc,
+ const optinfo_item *item,
+ enum optinfo_item_kind expected_kind,
+ location_t expected_location,
+ const char *expected_text)
+{
+ ASSERT_EQ_AT (loc, item->get_kind (), expected_kind);
+ ASSERT_EQ_AT (loc, item->get_location (), expected_location);
+ ASSERT_STREQ_AT (loc, item->get_text (), expected_text);
+}
+
+/* Verify that calls to the dump_* API are captured and consolidated into
+ optimization records. */
+
+static void
+test_capture_of_dump_calls (const line_table_case &case_)
+{
+ /* Generate a location_t for testing. */
+ line_table_test ltt (case_);
+ linemap_add (line_table, LC_ENTER, false, "test.txt", 0);
+ linemap_line_start (line_table, 5, 100);
+ linemap_add (line_table, LC_LEAVE, false, NULL, 0);
+ location_t decl_loc = linemap_position_for_column (line_table, 8);
+ location_t stmt_loc = linemap_position_for_column (line_table, 10);
+ if (stmt_loc > LINE_MAP_MAX_LOCATION_WITH_COLS)
+ return;
+
+ dump_user_location_t loc = dump_user_location_t::from_location_t (stmt_loc);
+
+ gimple *stmt = gimple_build_return (NULL);
+ gimple_set_location (stmt, stmt_loc);
+
+ tree test_decl = build_decl (decl_loc, FUNCTION_DECL,
+ get_identifier ("test_decl"),
+ build_function_type_list (void_type_node,
+ NULL_TREE));
+
+ symbol_table_test tmp_symtab;
+
+ cgraph_node *node = cgraph_node::get_create (test_decl);
+ gcc_assert (node);
+
+ /* Run all tests twice, with and then without optinfo enabled, to ensure
+ that immediate destinations vs optinfo-based destinations both
+ work, independently of each other, with no leaks. */
+ for (int i = 0 ; i < 2; i++)
+ {
+ bool with_optinfo = (i == 0);
+
+ /* Test of dump_printf. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_printf (MSG_NOTE, "int: %i str: %s", 42, "foo");
+ const int expected_impl_line = __LINE__ - 1;
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "int: 42 str: foo");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->get_kind (), OPTINFO_KIND_NOTE);
+ ASSERT_EQ (info->num_items (), 1);
+ ASSERT_IS_TEXT (info->get_item (0), "int: 42 str: foo");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+
+ /* Test of dump_printf with %T. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_printf (MSG_NOTE, "tree: %T", integer_zero_node);
+ const int expected_impl_line = __LINE__ - 1;
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "tree: 0");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->get_kind (), OPTINFO_KIND_NOTE);
+ ASSERT_EQ (info->num_items (), 2);
+ ASSERT_IS_TEXT (info->get_item (0), "tree: ");
+ ASSERT_IS_TREE (info->get_item (1), UNKNOWN_LOCATION, "0");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+
+ /* Test of dump_printf with %E. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_printf (MSG_NOTE, "gimple: %E", stmt);
+ const int expected_impl_line = __LINE__ - 1;
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "gimple: return;");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->get_kind (), OPTINFO_KIND_NOTE);
+ ASSERT_EQ (info->num_items (), 2);
+ ASSERT_IS_TEXT (info->get_item (0), "gimple: ");
+ ASSERT_IS_GIMPLE (info->get_item (1), stmt_loc, "return;");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+
+ /* Test of dump_printf with %G. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_printf (MSG_NOTE, "gimple: %G", stmt);
+ const int expected_impl_line = __LINE__ - 1;
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "gimple: return;\n");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->get_kind (), OPTINFO_KIND_NOTE);
+ ASSERT_EQ (info->num_items (), 2);
+ ASSERT_IS_TEXT (info->get_item (0), "gimple: ");
+ ASSERT_IS_GIMPLE (info->get_item (1), stmt_loc, "return;\n");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+
+ /* Test of dump_printf with %C. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_printf (MSG_NOTE, "node: %C", node);
+ const int expected_impl_line = __LINE__ - 1;
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "node: test_decl/0");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->get_kind (), OPTINFO_KIND_NOTE);
+ ASSERT_EQ (info->num_items (), 2);
+ ASSERT_IS_TEXT (info->get_item (0), "node: ");
+ ASSERT_IS_SYMTAB_NODE (info->get_item (1), decl_loc, "test_decl/0");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+
+ /* dump_print_loc with multiple format codes. This tests various
+ things:
+ - intermingling of text, format codes handled by the base
+ pretty_printer, and dump-specific format codes
+ - multiple dump-specific format codes: some consecutive, others
+ separated by text, trailing text after the final one. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_printf_loc (MSG_NOTE, loc, "before %T and %T"
+ " %i consecutive %E%E after\n",
+ integer_zero_node, test_decl, 42, stmt, stmt);
+
+ ASSERT_DUMPED_TEXT_EQ (tmp,
+ "test.txt:5:10: note: before 0 and test_decl"
+ " 42 consecutive return;return; after\n");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->get_kind (), OPTINFO_KIND_NOTE);
+ ASSERT_EQ (info->num_items (), 8);
+ ASSERT_IS_TEXT (info->get_item (0), "before ");
+ ASSERT_IS_TREE (info->get_item (1), UNKNOWN_LOCATION, "0");
+ ASSERT_IS_TEXT (info->get_item (2), " and ");
+ ASSERT_IS_TREE (info->get_item (3), UNKNOWN_LOCATION, "test_decl");
+ ASSERT_IS_TEXT (info->get_item (4), " 42 consecutive ");
+ ASSERT_IS_GIMPLE (info->get_item (5), stmt_loc, "return;");
+ ASSERT_IS_GIMPLE (info->get_item (6), stmt_loc, "return;");
+ ASSERT_IS_TEXT (info->get_item (7), " after\n");
+ /* We don't ASSERT_IMPL_LOCATION_EQ here, to avoid having to
+ enforce at which exact line the multiline dump_printf_loc
+ occurred. */
+ }
+ }
+
+ /* Tree, via dump_generic_expr. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_printf_loc (MSG_NOTE, loc, "test of tree: ");
+ const int expected_impl_line = __LINE__ - 1;
+ dump_generic_expr (MSG_NOTE, TDF_SLIM, integer_zero_node);
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "test.txt:5:10: note: test of tree: 0");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->get_location_t (), stmt_loc);
+ ASSERT_EQ (info->get_kind (), OPTINFO_KIND_NOTE);
+ ASSERT_EQ (info->num_items (), 2);
+ ASSERT_IS_TEXT (info->get_item (0), "test of tree: ");
+ ASSERT_IS_TREE (info->get_item (1), UNKNOWN_LOCATION, "0");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+
+ /* Tree, via dump_generic_expr_loc. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_generic_expr_loc (MSG_NOTE, loc, TDF_SLIM, integer_one_node);
+ const int expected_impl_line = __LINE__ - 1;
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "test.txt:5:10: note: 1");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->get_location_t (), stmt_loc);
+ ASSERT_EQ (info->get_kind (), OPTINFO_KIND_NOTE);
+ ASSERT_EQ (info->num_items (), 1);
+ ASSERT_IS_TREE (info->get_item (0), UNKNOWN_LOCATION, "1");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+
+ /* Gimple. */
+ {
+ /* dump_gimple_stmt_loc. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_gimple_stmt_loc (MSG_NOTE, loc, TDF_SLIM, stmt, 2);
+ const int expected_impl_line = __LINE__ - 1;
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "test.txt:5:10: note: return;\n");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->num_items (), 1);
+ ASSERT_IS_GIMPLE (info->get_item (0), stmt_loc, "return;\n");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+
+ /* dump_gimple_stmt. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_gimple_stmt (MSG_NOTE, TDF_SLIM, stmt, 2);
+ const int expected_impl_line = __LINE__ - 1;
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "return;\n");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->num_items (), 1);
+ ASSERT_IS_GIMPLE (info->get_item (0), stmt_loc, "return;\n");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+
+ /* dump_gimple_expr_loc. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_gimple_expr_loc (MSG_NOTE, loc, TDF_SLIM, stmt, 2);
+ const int expected_impl_line = __LINE__ - 1;
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "test.txt:5:10: note: return;");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->num_items (), 1);
+ ASSERT_IS_GIMPLE (info->get_item (0), stmt_loc, "return;");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+
+ /* dump_gimple_expr. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_gimple_expr (MSG_NOTE, TDF_SLIM, stmt, 2);
+ const int expected_impl_line = __LINE__ - 1;
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "return;");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->num_items (), 1);
+ ASSERT_IS_GIMPLE (info->get_item (0), stmt_loc, "return;");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+ }
+
+ /* symtab_node. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_symtab_node (MSG_NOTE, node);
+ const int expected_impl_line = __LINE__ - 1;
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "test_decl/0");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->get_kind (), OPTINFO_KIND_NOTE);
+ ASSERT_EQ (info->num_items (), 1);
+ ASSERT_IS_SYMTAB_NODE (info->get_item (0), decl_loc, "test_decl/0");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+
+ /* poly_int. */
+ {
+ temp_dump_context tmp (with_optinfo, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ dump_dec (MSG_NOTE, poly_int64 (42));
+ const int expected_impl_line = __LINE__ - 1;
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "42");
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->num_items (), 1);
+ ASSERT_IS_TEXT (info->get_item (0), "42");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+
+ /* Scopes. Test with all 4 combinations of
+ filtering by MSG_PRIORITY_USER_FACING
+ and/or filtering by MSG_PRIORITY_INTERNALS. */
+ for (int j = 0; j < 3; j++)
+ {
+ dump_flags_t dump_filter = MSG_ALL_KINDS;
+ if (j % 2)
+ dump_filter |= MSG_PRIORITY_USER_FACING;
+ if (j / 2)
+ dump_filter |= MSG_PRIORITY_INTERNALS;
+
+ temp_dump_context tmp (with_optinfo, true, dump_filter);
+ /* Emit various messages, mostly with implicit priority. */
+ dump_printf_loc (MSG_NOTE, stmt, "msg 1\n");
+ dump_printf_loc (MSG_NOTE | MSG_PRIORITY_INTERNALS, stmt,
+ "explicitly internal msg\n");
+ {
+ AUTO_DUMP_SCOPE ("outer scope", stmt);
+ dump_printf_loc (MSG_NOTE, stmt, "msg 2\n");
+ {
+ AUTO_DUMP_SCOPE ("middle scope", stmt);
+ dump_printf_loc (MSG_NOTE, stmt, "msg 3\n");
+ {
+ AUTO_DUMP_SCOPE ("inner scope", stmt);
+ dump_printf_loc (MSG_NOTE, stmt, "msg 4\n");
+ dump_printf_loc (MSG_NOTE | MSG_PRIORITY_USER_FACING, stmt,
+ "explicitly user-facing msg\n");
+ }
+ dump_printf_loc (MSG_NOTE, stmt, "msg 5\n");
+ }
+ dump_printf_loc (MSG_NOTE, stmt, "msg 6\n");
+ }
+ dump_printf_loc (MSG_NOTE, stmt, "msg 7\n");
+ const int expected_impl_line = __LINE__ - 1;
+
+ switch (dump_filter & MSG_ALL_PRIORITIES)
+ {
+ default:
+ gcc_unreachable ();
+ case 0:
+ ASSERT_DUMPED_TEXT_EQ (tmp, "");
+ break;
+ case MSG_PRIORITY_USER_FACING:
+ ASSERT_DUMPED_TEXT_EQ
+ (tmp,
+ "test.txt:5:10: note: msg 1\n"
+ "test.txt:5:10: note: explicitly user-facing msg\n"
+ "test.txt:5:10: note: msg 7\n");
+ break;
+ case MSG_PRIORITY_INTERNALS:
+ ASSERT_DUMPED_TEXT_EQ
+ (tmp,
+ "test.txt:5:10: note: explicitly internal msg\n"
+ "test.txt:5:10: note: === outer scope ===\n"
+ "test.txt:5:10: note: msg 2\n"
+ "test.txt:5:10: note: === middle scope ===\n"
+ "test.txt:5:10: note: msg 3\n"
+ "test.txt:5:10: note: === inner scope ===\n"
+ "test.txt:5:10: note: msg 4\n"
+ "test.txt:5:10: note: msg 5\n"
+ "test.txt:5:10: note: msg 6\n");
+ break;
+ case MSG_ALL_PRIORITIES:
+ ASSERT_DUMPED_TEXT_EQ
+ (tmp,
+ "test.txt:5:10: note: msg 1\n"
+ "test.txt:5:10: note: explicitly internal msg\n"
+ "test.txt:5:10: note: === outer scope ===\n"
+ "test.txt:5:10: note: msg 2\n"
+ "test.txt:5:10: note: === middle scope ===\n"
+ "test.txt:5:10: note: msg 3\n"
+ "test.txt:5:10: note: === inner scope ===\n"
+ "test.txt:5:10: note: msg 4\n"
+ "test.txt:5:10: note: explicitly user-facing msg\n"
+ "test.txt:5:10: note: msg 5\n"
+ "test.txt:5:10: note: msg 6\n"
+ "test.txt:5:10: note: msg 7\n");
+ break;
+ }
+ if (with_optinfo)
+ {
+ optinfo *info = tmp.get_pending_optinfo ();
+ ASSERT_TRUE (info != NULL);
+ ASSERT_EQ (info->num_items (), 1);
+ ASSERT_IS_TEXT (info->get_item (0), "msg 7\n");
+ ASSERT_IMPL_LOCATION_EQ (info->get_impl_location (),
+ "dumpfile.c", expected_impl_line,
+ "test_capture_of_dump_calls");
+ }
+ }
+ }
+
+ /* Verify that MSG_* affects optinfo->get_kind (); we tested MSG_NOTE
+ above. */
+ {
+ /* MSG_OPTIMIZED_LOCATIONS. */
+ {
+ temp_dump_context tmp (true, true, MSG_ALL_KINDS);
+ dump_printf_loc (MSG_OPTIMIZED_LOCATIONS, loc, "test");
+ ASSERT_EQ (tmp.get_pending_optinfo ()->get_kind (),
+ OPTINFO_KIND_SUCCESS);
+ }
+
+ /* MSG_MISSED_OPTIMIZATION. */
+ {
+ temp_dump_context tmp (true, true, MSG_ALL_KINDS);
+ dump_printf_loc (MSG_MISSED_OPTIMIZATION, loc, "test");
+ ASSERT_EQ (tmp.get_pending_optinfo ()->get_kind (),
+ OPTINFO_KIND_FAILURE);
+ }
+ }
+
+ /* Verify that MSG_* affect AUTO_DUMP_SCOPE and the dump calls. */
+ {
+ temp_dump_context tmp (false, true,
+ MSG_OPTIMIZED_LOCATIONS | MSG_ALL_PRIORITIES);
+ dump_printf_loc (MSG_NOTE, stmt, "msg 1\n");
+ {
+ AUTO_DUMP_SCOPE ("outer scope", stmt);
+ dump_printf_loc (MSG_NOTE, stmt, "msg 2\n");
+ {
+ AUTO_DUMP_SCOPE ("middle scope", stmt);
+ dump_printf_loc (MSG_NOTE, stmt, "msg 3\n");
+ {
+ AUTO_DUMP_SCOPE ("inner scope", stmt);
+ dump_printf_loc (MSG_OPTIMIZED_LOCATIONS, stmt, "msg 4\n");
+ }
+ dump_printf_loc (MSG_NOTE, stmt, "msg 5\n");
+ }
+ dump_printf_loc (MSG_NOTE, stmt, "msg 6\n");
+ }
+ dump_printf_loc (MSG_NOTE, stmt, "msg 7\n");
+
+ ASSERT_DUMPED_TEXT_EQ (tmp, "test.txt:5:10: optimized: msg 4\n");
+ }
+}
+
+static void
+test_pr87025 ()
+{
+ dump_user_location_t loc
+ = dump_user_location_t::from_location_t (UNKNOWN_LOCATION);
+
+ temp_dump_context tmp (true, true,
+ MSG_ALL_KINDS | MSG_PRIORITY_USER_FACING);
+ {
+ AUTO_DUMP_SCOPE ("outer scope", loc);
+ dump_printf (MSG_NOTE, "msg1\n");
+ }
+}
+
+/* Run all of the selftests within this file. */
+
+void
+dumpfile_c_tests ()
+{
+ test_impl_location ();
+ for_each_line_table_case (test_capture_of_dump_calls);
+ test_pr87025 ();
+}
+
+} // namespace selftest
+
+#endif /* CHECKING_P */