diff options
Diffstat (limited to 'gnu/usr.bin/binutils/gdb/sparc64-tdep.c')
| -rw-r--r-- | gnu/usr.bin/binutils/gdb/sparc64-tdep.c | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/gnu/usr.bin/binutils/gdb/sparc64-tdep.c b/gnu/usr.bin/binutils/gdb/sparc64-tdep.c index a4398d57adb..94dc9c12201 100644 --- a/gnu/usr.bin/binutils/gdb/sparc64-tdep.c +++ b/gnu/usr.bin/binutils/gdb/sparc64-tdep.c @@ -519,6 +519,30 @@ sparc64_frame_prev_register (struct frame_info *next_frame, void **this_cache, return; } + /* Handle StackGhost. */ + { + ULONGEST wcookie = sparc_fetch_wcookie (); + + if (wcookie != 0 && !cache->frameless_p && regnum == SPARC_I7_REGNUM) + { + *optimizedp = 0; + *lvalp = not_lval; + *addrp = 0; + *realnump = -1; + if (valuep) + { + CORE_ADDR addr = + cache->base + BIAS + (regnum - SPARC_L0_REGNUM) * 8; + ULONGEST i7; + + /* Read the value in from memory. */ + i7 = get_frame_memory_unsigned (next_frame, addr, 8); + store_unsigned_integer (valuep, 8, i7 ^ wcookie); + } + return; + } + } + /* The previous frame's `local' and `in' registers have been saved in the register save area. */ if (!cache->frameless_p |