From 690668cc17e520a86c33bdab8badc91926e5a410 Mon Sep 17 00:00:00 2001 From: Mark Kettenis Date: Sat, 24 Jan 2004 21:34:45 +0000 Subject: [PATCH] * sparc-tdep.c (sparc_fetch_instruction): Return zero if we can't read the instruction at PC. --- gdb/ChangeLog | 3 +++ gdb/sparc-tdep.c | 4 +++- 2 files changed, 6 insertions(+), 1 deletion(-) diff --git a/gdb/ChangeLog b/gdb/ChangeLog index 08e5395495c..a77b6b29733 100644 --- a/gdb/ChangeLog +++ b/gdb/ChangeLog @@ -1,5 +1,8 @@ 2004-01-24 Mark Kettenis + * 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 c2f3cfb1f63..fcaf0f437bf 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++) -- 2.30.2