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PR preprocessor/83173: Enhance -fdump-internal-locations output
gcc/ChangeLog: 2018-11-27 Mike Gulick <mgulick@mathworks.com> PR preprocessor/83173 * input.c (dump_location_info): Dump reason and included_from fields from line_map_ordinary struct. Fix indentation when location > 5 digits. * diagnostic-show-locus.c (num_digits, num_digits): Move to diagnostic.c to allow it to be utilized by input.c. * diagnostic.c (num_digits, selftest::test_num_digits): Moved here. (selftest::diagnostic_c_tests): Run selftest::test_num_digits. * diagnostic.h (num_digits): Add extern definition. libcpp/ChangeLog: 2018-11-27 Mike Gulick <mgulick@mathworks.com> PR preprocessor/83173 * location-example.txt: Update example -fdump-internal-locations output. From-SVN: r266520
This commit is contained in:
Mike Gulick
David Malcolm
parent
fb51a3a867
commit
bc65bad27f
@ -1,3 +1,16 @@
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2018-11-27 Mike Gulick <mgulick@mathworks.com>
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PR preprocessor/83173
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* input.c (dump_location_info): Dump reason and included_from
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fields from line_map_ordinary struct. Fix indentation when
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location > 5 digits.
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* diagnostic-show-locus.c (num_digits, num_digits): Move to
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diagnostic.c to allow it to be utilized by input.c.
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* diagnostic.c (num_digits, selftest::test_num_digits): Moved
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here.
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(selftest::diagnostic_c_tests): Run selftest::test_num_digits.
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* diagnostic.h (num_digits): Add extern definition.
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2018-11-27 Fredrik Noring <noring@nocrew.org>
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* config/mips/mips.c (mips_reorg_process_insns)
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@ -819,56 +819,6 @@ fixit_cmp (const void *p_a, const void *p_b)
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return hint_a->get_start_loc () - hint_b->get_start_loc ();
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}
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/* Get the number of digits in the decimal representation
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of VALUE. */
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static int
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num_digits (int value)
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{
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/* Perhaps simpler to use log10 for this, but doing it this way avoids
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using floating point. */
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gcc_assert (value >= 0);
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if (value == 0)
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return 1;
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int digits = 0;
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while (value > 0)
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{
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digits++;
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value /= 10;
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}
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return digits;
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}
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#if CHECKING_P
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/* Selftest for num_digits. */
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static void
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test_num_digits ()
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{
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ASSERT_EQ (1, num_digits (0));
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ASSERT_EQ (1, num_digits (9));
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ASSERT_EQ (2, num_digits (10));
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ASSERT_EQ (2, num_digits (99));
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ASSERT_EQ (3, num_digits (100));
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ASSERT_EQ (3, num_digits (999));
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ASSERT_EQ (4, num_digits (1000));
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ASSERT_EQ (4, num_digits (9999));
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ASSERT_EQ (5, num_digits (10000));
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ASSERT_EQ (5, num_digits (99999));
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ASSERT_EQ (6, num_digits (100000));
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ASSERT_EQ (6, num_digits (999999));
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ASSERT_EQ (7, num_digits (1000000));
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ASSERT_EQ (7, num_digits (9999999));
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ASSERT_EQ (8, num_digits (10000000));
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ASSERT_EQ (8, num_digits (99999999));
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}
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#endif /* #if CHECKING_P */
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/* Implementation of class layout. */
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/* Constructor for class layout.
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@ -3761,7 +3711,6 @@ void
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diagnostic_show_locus_c_tests ()
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{
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test_line_span ();
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test_num_digits ();
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test_layout_range_for_single_point ();
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test_layout_range_for_single_line ();
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@ -1035,6 +1035,27 @@ diagnostic_report_diagnostic (diagnostic_context *context,
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return true;
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}
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/* Get the number of digits in the decimal representation of VALUE. */
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int
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num_digits (int value)
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{
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/* Perhaps simpler to use log10 for this, but doing it this way avoids
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using floating point. */
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gcc_assert (value >= 0);
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if (value == 0)
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return 1;
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int digits = 0;
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while (value > 0)
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{
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digits++;
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value /= 10;
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}
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return digits;
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}
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/* Given a partial pathname as input, return another pathname that
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shares no directory elements with the pathname of __FILE__. This
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is used by fancy_abort() to print `Internal compiler error in expr.c'
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@ -1785,6 +1806,29 @@ test_diagnostic_get_location_text ()
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progname = old_progname;
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}
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/* Selftest for num_digits. */
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static void
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test_num_digits ()
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{
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ASSERT_EQ (1, num_digits (0));
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ASSERT_EQ (1, num_digits (9));
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ASSERT_EQ (2, num_digits (10));
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ASSERT_EQ (2, num_digits (99));
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ASSERT_EQ (3, num_digits (100));
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ASSERT_EQ (3, num_digits (999));
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ASSERT_EQ (4, num_digits (1000));
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ASSERT_EQ (4, num_digits (9999));
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ASSERT_EQ (5, num_digits (10000));
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ASSERT_EQ (5, num_digits (99999));
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ASSERT_EQ (6, num_digits (100000));
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ASSERT_EQ (6, num_digits (999999));
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ASSERT_EQ (7, num_digits (1000000));
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ASSERT_EQ (7, num_digits (9999999));
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ASSERT_EQ (8, num_digits (10000000));
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ASSERT_EQ (8, num_digits (99999999));
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}
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/* Run all of the selftests within this file. */
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void
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@ -1796,6 +1840,8 @@ diagnostic_c_tests ()
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test_print_parseable_fixits_remove ();
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test_print_parseable_fixits_replace ();
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test_diagnostic_get_location_text ();
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test_num_digits ();
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}
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} // namespace selftest
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@ -421,4 +421,7 @@ extern char *build_message_string (const char *, ...) ATTRIBUTE_PRINTF_1;
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extern void diagnostic_output_format_init (diagnostic_context *,
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enum diagnostics_output_format);
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/* Compute the number of digits in the decimal representation of an integer. */
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extern int num_digits (int);
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#endif /* ! GCC_DIAGNOSTIC_H */
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41
gcc/input.c
41
gcc/input.c
@ -21,6 +21,7 @@ along with GCC; see the file COPYING3. If not see
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#include "system.h"
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#include "coretypes.h"
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#include "intl.h"
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#include "diagnostic.h"
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#include "diagnostic-core.h"
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#include "selftest.h"
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#include "cpplib.h"
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@ -1067,6 +1068,37 @@ dump_location_info (FILE *stream)
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map->m_column_and_range_bits - map->m_range_bits);
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fprintf (stream, " range bits: %i\n",
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map->m_range_bits);
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const char * reason;
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switch (map->reason) {
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case LC_ENTER:
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reason = "LC_ENTER";
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break;
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case LC_LEAVE:
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reason = "LC_LEAVE";
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break;
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case LC_RENAME:
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reason = "LC_RENAME";
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break;
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case LC_RENAME_VERBATIM:
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reason = "LC_RENAME_VERBATIM";
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break;
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case LC_ENTER_MACRO:
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reason = "LC_RENAME_MACRO";
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break;
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default:
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reason = "Unknown";
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}
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fprintf (stream, " reason: %d (%s)\n", map->reason, reason);
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const line_map_ordinary *includer_map
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= linemap_included_from_linemap (line_table, map);
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fprintf (stream, " included from location: %d",
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linemap_included_from (map));
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if (includer_map) {
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fprintf (stream, " (in ordinary map %d)",
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int (includer_map - line_table->info_ordinary.maps));
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}
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fprintf (stream, "\n");
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/* Render the span of source lines that this "map" covers. */
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for (location_t loc = MAP_START_LOCATION (map);
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@ -1100,7 +1132,14 @@ dump_location_info (FILE *stream)
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if (max_col > line_text.length ())
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max_col = line_text.length () + 1;
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int indent = 14 + strlen (exploc.file);
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int len_lnum = num_digits (exploc.line);
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if (len_lnum < 3)
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len_lnum = 3;
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int len_loc = num_digits (loc);
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if (len_loc < 5)
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len_loc = 5;
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int indent = 6 + strlen (exploc.file) + len_lnum + len_loc;
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/* Thousands. */
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if (end_location > 999)
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@ -1,3 +1,9 @@
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2018-11-27 Mike Gulick <mgulick@mathworks.com>
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PR preprocessor/83173
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* location-example.txt: Update example -fdump-internal-locations
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output.
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2018-11-27 Mike Gulick <mgulick@mathworks.com>
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PR preprocessor/83173
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@ -33,8 +33,11 @@ ORDINARY MAP: 0
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location_t interval: 32 <= loc < 64
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file: test.c
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starting at line: 1
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column bits: 12
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column and range bits: 12
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column bits: 7
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range bits: 5
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reason: 0 (LC_ENTER)
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included from location: 0
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test.c: 1|loc: 32|#include "test.h"
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|69269258258148147
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|46802468024680246
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@ -43,186 +46,228 @@ ORDINARY MAP: 1
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location_t interval: 64 <= loc < 96
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file: <built-in>
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starting at line: 0
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column and range bits: 0
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column bits: 0
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range bits: 0
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reason: 2 (LC_RENAME)
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included from location: 0
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ORDINARY MAP: 2
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location_t interval: 96 <= loc < 128
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file: <command-line>
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starting at line: 0
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column and range bits: 0
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column bits: 0
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range bits: 0
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reason: 2 (LC_RENAME)
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included from location: 0
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ORDINARY MAP: 3
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location_t interval: 128 <= loc < 160128
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location_t interval: 128 <= loc < 250240
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file: /usr/include/stdc-predef.h
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starting at line: 1
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column bits: 12
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column and range bits: 12
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column bits: 7
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range bits: 5
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reason: 0 (LC_ENTER)
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included from location: 127 (in ordinary map 2)
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(contents of /usr/include/stdc-predef.h snipped for brevity)
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ORDINARY MAP: 4
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location_t interval: 160128 <= loc < 160160
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location_t interval: 250240 <= loc < 250272
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file: <command-line>
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starting at line: 32
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column bits: 12
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column and range bits: 12
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column bits: 7
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range bits: 5
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reason: 1 (LC_LEAVE)
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included from location: 0
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ORDINARY MAP: 5
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location_t interval: 160160 <= loc < 164256
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location_t interval: 250272 <= loc < 254368
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file: test.c
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starting at line: 1
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column bits: 12
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column and range bits: 12
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column bits: 7
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range bits: 5
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test.c: 1|loc:160160|#include "test.h"
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|00000000000000000
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|12223334445556667
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|92582581481470470
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|24680246802468024
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reason: 2 (LC_RENAME)
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included from location: 0
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test.c: 1|loc:250272|#include "test.h"
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|00000000000000000
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|33344445556667778
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|03603692692582581
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|46802468024680246
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ORDINARY MAP: 6
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location_t interval: 164256 <= loc < 173280
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location_t interval: 254368 <= loc < 266720
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file: test.h
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starting at line: 1
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column bits: 12
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column and range bits: 12
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column bits: 7
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range bits: 5
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test.h: 1|loc:164256|extern int foo ();
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|444444444444444444
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|233344455566677788
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|825814814704703603
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|802468024680246802
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test.h: 2|loc:168352|
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test.h: 3|loc:172448|#define PLUS(A, B) A + B
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|222222222222222223333333
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|455566677788889990001112
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|814704703603692692582581
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|024680246802468024680246
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reason: 0 (LC_ENTER)
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included from location: 250272 (in ordinary map 5)
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test.h: 1|loc:254368|extern int foo ();
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|444444444444444444
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|444455566677788899
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|036926925825814814
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|024680246802468024
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test.h: 2|loc:258464|
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test.h: 3|loc:262560|#define PLUS(A, B) A + B
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|222222222222233333333333
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|566677788899900011122223
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|925825814814704703603692
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|246802468024680246802468
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test.h: 4|loc:266656|
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ORDINARY MAP: 7
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location_t interval: 173280 <= loc < 202016
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location_t interval: 266720 <= loc < 299520
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file: test.c
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starting at line: 2
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column bits: 12
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column and range bits: 12
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column bits: 7
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range bits: 5
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test.c: 2|loc:173280|
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test.c: 3|loc:177376|int
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|777
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|444
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|047
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|802
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test.c: 4|loc:181472|main (int argc, char **argv)
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|1111111111111111222222222222
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|5556666777888999000111222333
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|0360369269258258148147047036
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|4680246802468024680246802468
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test.c: 5|loc:185568|{
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|5
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|6
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|0
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|0
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test.c: 6|loc:189664| int a = PLUS (1,2);
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|999999999900000000000
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|677788899900011122233
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|926925825814814704703
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|680246802468024680246
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test.c: 7|loc:193760| int b = PLUS (3,4);
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|333333344444444444444
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|788899900011122233344
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|925825814814704703603
|
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|246802468024680246802
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test.c: 8|loc:197856| return 0;
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|77778888888
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|89990001112
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|82581481470
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|80246802468
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test.c: 9|loc:201952|}
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|1
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|9
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|8
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|4
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reason: 1 (LC_LEAVE)
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included from location: 0
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test.c: 2|loc:266720|
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|
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|
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|
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|
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test.c: 3|loc:270816|int
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|000
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|889
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|481
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|802
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test.c: 4|loc:274912|main (int argc, char **argv)
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|4455555555555555555555555555
|
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|9900011122223334445556667778
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|4704703603692692582581481470
|
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|4680246802468024680246802468
|
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test.c: 5|loc:279008|{
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|9
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|0
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|4
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|0
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test.c: 6|loc:283104| int a = PLUS (1,2);
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|333333333333333333333
|
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|112222333444555666777
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|360369269258258148147
|
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|680246802468024680246
|
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test.c: 7|loc:287200| int b = PLUS (3,4);
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|777777777777777777777
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|222333444555666777888
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|369269258258148147047
|
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|246802468024680246802
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test.c: 8|loc:291296| return 0;
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|11111111111
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|33344455566
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|26925825814
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|80246802468
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test.c: 9|loc:295392|}
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|5
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|4
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|2
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|4
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test.c: 10|loc:299488|
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|
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UNALLOCATED LOCATIONS
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location_t interval: 202016 <= loc < 2147483633
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location_t interval: 299520 <= loc < 2147483632
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MACRO 1: PLUS (7 tokens)
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location_t interval: 2147483633 <= loc < 2147483640
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test.c:7:11: note: expansion point is location 194115
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int b = PLUS (3,4);
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^~~~
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map->start_location: 2147483633
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MACRO 3: PLUS (7 tokens)
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location_t interval: 2147483632 <= loc < 2147483639
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test.c:7:11: note: expansion point is location 287555
|
||||
7 | int b = PLUS (3,4);
|
||||
| ^~~~
|
||||
map->start_location: 2147483632
|
||||
macro_locations:
|
||||
0: 194304, 173088
|
||||
test.c:7:17: note: token 0 has x-location == 194304
|
||||
int b = PLUS (3,4);
|
||||
^
|
||||
0: 287744, 263200
|
||||
test.c:7:17: note: token 0 has x-location == 287744
|
||||
7 | int b = PLUS (3,4);
|
||||
| ^
|
||||
test.c:7:17: note: token 0 has y-location == 263200
|
||||
1: 263264, 263264
|
||||
In file included from test.c:1:
|
||||
test.h:3:22: note: token 1 has x-location == y-location == 263264
|
||||
3 | #define PLUS(A, B) A + B
|
||||
| ^
|
||||
2: 287808, 263328
|
||||
test.c:7:19: note: token 2 has x-location == 287808
|
||||
7 | int b = PLUS (3,4);
|
||||
| ^
|
||||
test.c:7:19: note: token 2 has y-location == 263328
|
||||
3: 0, 0
|
||||
cc1: note: token 3 has x-location == y-location == 0
|
||||
4: 0, 0
|
||||
cc1: note: token 4 has x-location == y-location == 0
|
||||
5: 0, 0
|
||||
cc1: note: token 5 has x-location == y-location == 0
|
||||
6: 0, 0
|
||||
cc1: note: token 6 has x-location == y-location == 0
|
||||
|
||||
test.c:7:17: note: token 0 has y-location == 173088
|
||||
1: 173152, 173152
|
||||
In file included from test.c:1:0:
|
||||
test.h:3:22: note: token 1 has x-location == y-location == 173152
|
||||
#define PLUS(A, B) A + B
|
||||
^
|
||||
|
||||
2: 194368, 173216
|
||||
test.c:7:19: note: token 2 has x-location == 194368
|
||||
int b = PLUS (3,4);
|
||||
^
|
||||
|
||||
test.c:7:19: note: token 2 has y-location == 173216
|
||||
3: 0, 2947526575
|
||||
cc1: note: token 3 has x-location == 0
|
||||
cc1: note: token 3 has y-location == 2947526575
|
||||
4: 2947526575, 2947526575
|
||||
x-location == y-location == 2947526575 encodes token # 800042942
|
||||
5: 2947526575, 2947526575
|
||||
x-location == y-location == 2947526575 encodes token # 800042942
|
||||
6: 2947526575, 2947526575
|
||||
x-location == y-location == 2947526575 encodes token # 800042942
|
||||
|
||||
MACRO 0: PLUS (7 tokens)
|
||||
location_t interval: 2147483640 <= loc < 2147483647
|
||||
test.c:6:11: note: expansion point is location 190019
|
||||
int a = PLUS (1,2);
|
||||
^~~~
|
||||
|
||||
map->start_location: 2147483640
|
||||
MACRO 2: PLUS (7 tokens)
|
||||
location_t interval: 2147483639 <= loc < 2147483646
|
||||
test.c:6:11: note: expansion point is location 283459
|
||||
6 | int a = PLUS (1,2);
|
||||
| ^~~~
|
||||
map->start_location: 2147483639
|
||||
macro_locations:
|
||||
0: 190208, 173088
|
||||
test.c:6:17: note: token 0 has x-location == 190208
|
||||
int a = PLUS (1,2);
|
||||
^
|
||||
0: 283648, 263200
|
||||
test.c:6:17: note: token 0 has x-location == 283648
|
||||
6 | int a = PLUS (1,2);
|
||||
| ^
|
||||
test.c:6:17: note: token 0 has y-location == 263200
|
||||
1: 263264, 263264
|
||||
In file included from test.c:1:
|
||||
test.h:3:22: note: token 1 has x-location == y-location == 263264
|
||||
3 | #define PLUS(A, B) A + B
|
||||
| ^
|
||||
2: 283712, 263328
|
||||
test.c:6:19: note: token 2 has x-location == 283712
|
||||
6 | int a = PLUS (1,2);
|
||||
| ^
|
||||
test.c:6:19: note: token 2 has y-location == 263328
|
||||
3: 0, 0
|
||||
cc1: note: token 3 has x-location == y-location == 0
|
||||
4: 0, 0
|
||||
cc1: note: token 4 has x-location == y-location == 0
|
||||
5: 0, 0
|
||||
cc1: note: token 5 has x-location == y-location == 0
|
||||
6: 0, 0
|
||||
cc1: note: token 6 has x-location == y-location == 0
|
||||
|
||||
test.c:6:17: note: token 0 has y-location == 173088
|
||||
1: 173152, 173152
|
||||
In file included from test.c:1:0:
|
||||
test.h:3:22: note: token 1 has x-location == y-location == 173152
|
||||
#define PLUS(A, B) A + B
|
||||
^
|
||||
MACRO 1: __GCC_IEC_559_COMPLEX (1 tokens)
|
||||
location_t interval: 2147483646 <= loc < 2147483647
|
||||
In file included from <command-line>:31:
|
||||
/usr/include/stdc-predef.h:45:6: note: expansion point is location 180564
|
||||
45 | # if __GCC_IEC_559_COMPLEX > 0
|
||||
| ^~~~~~~~~~~~~~~~~~~~~
|
||||
map->start_location: 2147483646
|
||||
macro_locations:
|
||||
0: 1, 1
|
||||
<built-in>: note: token 0 has x-location == y-location == 1
|
||||
|
||||
2: 190272, 173216
|
||||
test.c:6:19: note: token 2 has x-location == 190272
|
||||
int a = PLUS (1,2);
|
||||
^
|
||||
|
||||
test.c:6:19: note: token 2 has y-location == 173216
|
||||
3: 0, 2947526575
|
||||
cc1: note: token 3 has x-location == 0
|
||||
cc1: note: token 3 has y-location == 2947526575
|
||||
4: 2947526575, 2947526575
|
||||
x-location == y-location == 2947526575 encodes token # 800042935
|
||||
5: 2947526575, 2947526575
|
||||
x-location == y-location == 2947526575 encodes token # 800042935
|
||||
6: 2947526575, 2947526575
|
||||
x-location == y-location == 2947526575 encodes token # 800042935
|
||||
MACRO 0: __GCC_IEC_559 (1 tokens)
|
||||
location_t interval: 2147483647 <= loc < 2147483648
|
||||
/usr/include/stdc-predef.h:37:6: note: expansion point is location 147788
|
||||
37 | # if __GCC_IEC_559 > 0
|
||||
| ^~~~~~~~~~~~~
|
||||
map->start_location: 2147483647
|
||||
macro_locations:
|
||||
0: 1, 1
|
||||
<built-in>: note: token 0 has x-location == y-location == 1
|
||||
|
||||
MAX_LOCATION_T
|
||||
location_t interval: 2147483647 <= loc < 2147483648
|
||||
|
||||
Loading…
Reference in New Issue
Block a user