diff options
Diffstat (limited to 'gdb/remote-arc.c')
| -rw-r--r-- | gdb/remote-arc.c | 41 |
1 files changed, 19 insertions, 22 deletions
diff --git a/gdb/remote-arc.c b/gdb/remote-arc.c index 90ddf3c..7a97f3f 100644 --- a/gdb/remote-arc.c +++ b/gdb/remote-arc.c @@ -894,20 +894,10 @@ arc_mourn () } -#ifdef REMOTE_BREAKPOINT -/* On some machines, e.g. 68k, we may use a different breakpoint instruction - than other targets. */ -static unsigned char break_insn[] = REMOTE_BREAKPOINT; - -/* Check that it fits in BREAKPOINT_MAX bytes. */ -static unsigned char check_break_insn_size[BREAKPOINT_MAX] = REMOTE_BREAKPOINT; - -#else /* No REMOTE_BREAKPOINT. */ - -static unsigned char break_insn[] = BREAKPOINT; - -#endif /* No REMOTE_BREAKPOINT. */ +static unsigned char big_break_insn[] = BIG_BREAKPOINT; +static unsigned char little_break_insn[] = LITTLE_BREAKPOINT; +#define BREAKPOINT_LEN (sizeof little_break_insn) /* Insert a breakpoint on targets that don't have any better breakpoint support. We read the contents of the target location and stash it, @@ -924,9 +914,16 @@ arc_insert_breakpoint (addr, contents_cache) { int val; - val = target_read_memory (addr, contents_cache, sizeof break_insn); + val = target_read_memory (addr, contents_cache, BREAKPOINT_LEN); if (val == 0) - val = target_write_memory (addr, (char *)break_insn, sizeof break_insn); + { + if (TARGET_BYTE_ORDER == BIG_ENDIAN) + val = target_write_memory (addr, (char *) big_break_insn, + BREAKPOINT_LEN); + else + val = target_write_memory (addr, (char *) little_break_insn, + BREAKPOINT_LEN); + } return val; } @@ -935,7 +932,7 @@ arc_remove_breakpoint (addr, contents_cache) CORE_ADDR addr; char *contents_cache; { - return target_write_memory (addr, contents_cache, sizeof break_insn); + return target_write_memory (addr, contents_cache, BREAKPOINT_LEN); } /* switch_command @@ -961,13 +958,16 @@ switch_command (args, fromtty) switch (proc) { case 0: - tm_print_insn = arc_get_disassembler (bfd_mach_arc_audio); + tm_print_insn = arc_get_disassembler (bfd_mach_arc_audio, + TARGET_BYTE_ORDER == BIG_ENDIAN); break; case 1: - tm_print_insn = arc_get_disassembler (bfd_mach_arc_graphics); + tm_print_insn = arc_get_disassembler (bfd_mach_arc_graphics, + TARGET_BYTE_ORDER == BIG_ENDIAN); break; case 2: - tm_print_insn = arc_get_disassembler (bfd_mach_arc_host); + tm_print_insn = arc_get_disassembler (bfd_mach_arc_host, + TARGET_BYTE_ORDER == BIG_ENDIAN); break; } @@ -1026,7 +1026,4 @@ void _initialize_remote_arc () { add_target (&arc_ops); - add_com ("switch <processor>", class_obscure, switch_command, - "Switch to debug a different processor, can be one of 'host', \ -'graphic' and 'audio'."); } |