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| author | Ulrich Weigand <uweigand@de.ibm.com> | 2010-07-06 12:56:24 +0000 |
|---|---|---|
| committer | Ulrich Weigand <uweigand@de.ibm.com> | 2010-07-06 12:56:24 +0000 |
| commit | f9e9243aad66a7923e30c61cd1749623fa568f79 (patch) | |
| tree | c7ccf41dd950d38c46f54b59a3641f08c880891e /gdb/gdbarch.c | |
| parent | 50248c890f1bc82c6e1751bd549da7580c60f098 (diff) | |
| download | gdb-f9e9243aad66a7923e30c61cd1749623fa568f79.zip gdb-f9e9243aad66a7923e30c61cd1749623fa568f79.tar.gz gdb-f9e9243aad66a7923e30c61cd1749623fa568f79.tar.bz2 | |
include/ChangeLog:
2010-07-06 Ken Werner <ken.werner@de.ibm.com>
* floatformat.h (floatformat_ieee_half_big): Add declaration.
(floatformat_ieee_half_little): Likewise.
libiberty/ChangeLog:
2010-07-06 Ken Werner <ken.werner@de.ibm.com>
* floatformat.c (floatformat_ieee_half_big): New variable.
(floatformat_ieee_half_little): Likewise.
gdb/ChangeLog:
2010-07-06 Ken Werner <ken.werner@de.ibm.com>
* gdbtypes.h (floatformats_ieee_half): Add declaration.
* gdbtypes.c (floatformats_ieee_half): New variable.
* doublest.c (floatformat_from_length): Set format to
gdbarch_half_format if length matches.
* gdbarch.sh (half_bit): New architecture method.
(half_format): Likewise.
* gdbarch.h: Regenerate.
* gdbarch.c: Likewise.
Diffstat (limited to 'gdb/gdbarch.c')
| -rw-r--r-- | gdb/gdbarch.c | 47 |
1 files changed, 47 insertions, 0 deletions
diff --git a/gdb/gdbarch.c b/gdb/gdbarch.c index bf41ab3..103abcb 100644 --- a/gdb/gdbarch.c +++ b/gdb/gdbarch.c @@ -145,6 +145,8 @@ struct gdbarch int int_bit; int long_bit; int long_long_bit; + int half_bit; + const struct floatformat ** half_format; int float_bit; const struct floatformat ** float_format; int double_bit; @@ -293,6 +295,8 @@ struct gdbarch startup_gdbarch = 8 * sizeof (int), /* int_bit */ 8 * sizeof (long), /* long_bit */ 8 * sizeof (LONGEST), /* long_long_bit */ + 16, /* half_bit */ + 0, /* half_format */ 8 * sizeof (float), /* float_bit */ 0, /* float_format */ 8 * sizeof (double), /* double_bit */ @@ -451,6 +455,7 @@ gdbarch_alloc (const struct gdbarch_info *info, gdbarch->int_bit = 4*TARGET_CHAR_BIT; gdbarch->long_bit = 4*TARGET_CHAR_BIT; gdbarch->long_long_bit = 2*gdbarch->long_bit; + gdbarch->half_bit = 2*TARGET_CHAR_BIT; gdbarch->float_bit = 4*TARGET_CHAR_BIT; gdbarch->double_bit = 8*TARGET_CHAR_BIT; gdbarch->long_double_bit = 8*TARGET_CHAR_BIT; @@ -562,6 +567,9 @@ verify_gdbarch (struct gdbarch *gdbarch) /* Skip verify of int_bit, invalid_p == 0 */ /* Skip verify of long_bit, invalid_p == 0 */ /* Skip verify of long_long_bit, invalid_p == 0 */ + /* Skip verify of half_bit, invalid_p == 0 */ + if (gdbarch->half_format == 0) + gdbarch->half_format = floatformats_ieee_half; /* Skip verify of float_bit, invalid_p == 0 */ if (gdbarch->float_format == 0) gdbarch->float_format = floatformats_ieee_single; @@ -935,6 +943,12 @@ gdbarch_dump (struct gdbarch *gdbarch, struct ui_file *file) "gdbarch_dump: get_syscall_number = <%s>\n", host_address_to_string (gdbarch->get_syscall_number)); fprintf_unfiltered (file, + "gdbarch_dump: half_bit = %s\n", + plongest (gdbarch->half_bit)); + fprintf_unfiltered (file, + "gdbarch_dump: half_format = %s\n", + pformat (gdbarch->half_format)); + fprintf_unfiltered (file, "gdbarch_dump: has_dos_based_file_system = %s\n", plongest (gdbarch->has_dos_based_file_system)); fprintf_unfiltered (file, @@ -1375,6 +1389,39 @@ set_gdbarch_long_long_bit (struct gdbarch *gdbarch, } int +gdbarch_half_bit (struct gdbarch *gdbarch) +{ + gdb_assert (gdbarch != NULL); + /* Skip verify of half_bit, invalid_p == 0 */ + if (gdbarch_debug >= 2) + fprintf_unfiltered (gdb_stdlog, "gdbarch_half_bit called\n"); + return gdbarch->half_bit; +} + +void +set_gdbarch_half_bit (struct gdbarch *gdbarch, + int half_bit) +{ + gdbarch->half_bit = half_bit; +} + +const struct floatformat ** +gdbarch_half_format (struct gdbarch *gdbarch) +{ + gdb_assert (gdbarch != NULL); + if (gdbarch_debug >= 2) + fprintf_unfiltered (gdb_stdlog, "gdbarch_half_format called\n"); + return gdbarch->half_format; +} + +void +set_gdbarch_half_format (struct gdbarch *gdbarch, + const struct floatformat ** half_format) +{ + gdbarch->half_format = half_format; +} + +int gdbarch_float_bit (struct gdbarch *gdbarch) { gdb_assert (gdbarch != NULL); |