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| author | Mark Kettenis <kettenis@gnu.org> | 2004-01-24 21:34:45 +0000 |
|---|---|---|
| committer | Mark Kettenis <kettenis@gnu.org> | 2004-01-24 21:34:45 +0000 |
| commit | 690668cc17e520a86c33bdab8badc91926e5a410 (patch) | |
| tree | a530c2b7ff0fb2c28c897235144373c7f6538878 | |
| parent | 7e5e9f880f7dffe5c9efb63af88fe2819f758350 (diff) | |
| download | gdb-690668cc17e520a86c33bdab8badc91926e5a410.zip gdb-690668cc17e520a86c33bdab8badc91926e5a410.tar.gz gdb-690668cc17e520a86c33bdab8badc91926e5a410.tar.bz2 | |
* sparc-tdep.c (sparc_fetch_instruction): Return zero if we can't
read the instruction at PC.
| -rw-r--r-- | gdb/ChangeLog | 3 | ||||
| -rw-r--r-- | gdb/sparc-tdep.c | 4 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 08e5395..a77b6b2 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,8 @@ 2004-01-24 Mark Kettenis <kettenis@gnu.org> + * sparc-tdep.c (sparc_fetch_instruction): Return zero if we can't + read the instruction at PC. + * sparcnbsd-tdep.c (GDB_OSABI_NETBSD_CORE): Define, based on the value of GDB_OSABI_DEFAULT. (sparcnbsd_core_osabi_sniffer): Return GDB_OSABI_NETBSD_CORE diff --git a/gdb/sparc-tdep.c b/gdb/sparc-tdep.c index c2f3cfb..fcaf0f4 100644 --- a/gdb/sparc-tdep.c +++ b/gdb/sparc-tdep.c @@ -96,7 +96,9 @@ sparc_fetch_instruction (CORE_ADDR pc) unsigned long insn; int i; - read_memory (pc, buf, sizeof (buf)); + /* If we can't read the instruction at PC, return zero. */ + if (target_read_memory (pc, buf, sizeof (buf))) + return 0; insn = 0; for (i = 0; i < sizeof (buf); i++) |