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Diffstat (limited to 'gdb/rs6000-aix-tdep.c')
-rw-r--r--gdb/rs6000-aix-tdep.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/gdb/rs6000-aix-tdep.c b/gdb/rs6000-aix-tdep.c
index acd52bb..a7a3937 100644
--- a/gdb/rs6000-aix-tdep.c
+++ b/gdb/rs6000-aix-tdep.c
@@ -669,7 +669,7 @@ branch_dest (struct frame_info *frame, int opcode, int instr,
/* AIX does not support PT_STEP. Simulate it. */
-static int
+static VEC (CORE_ADDR) *
rs6000_software_single_step (struct frame_info *frame)
{
struct gdbarch *gdbarch = get_frame_arch (frame);
@@ -679,13 +679,15 @@ rs6000_software_single_step (struct frame_info *frame)
CORE_ADDR loc;
CORE_ADDR breaks[2];
int opcode;
+ VEC (CORE_ADDR) *next_pcs;
loc = get_frame_pc (frame);
insn = read_memory_integer (loc, 4, byte_order);
- if (ppc_deal_with_atomic_sequence (frame))
- return 1;
+ next_pcs = ppc_deal_with_atomic_sequence (frame);
+ if (next_pcs != NULL)
+ return next_pcs;
breaks[0] = loc + PPC_INSN_SIZE;
opcode = insn >> 26;
@@ -700,12 +702,12 @@ rs6000_software_single_step (struct frame_info *frame)
/* ignore invalid breakpoint. */
if (breaks[ii] == -1)
continue;
- insert_single_step_breakpoint (gdbarch, aspace, breaks[ii]);
+ VEC_safe_push (CORE_ADDR, next_pcs, breaks[ii]);
}
errno = 0; /* FIXME, don't ignore errors! */
/* What errors? {read,write}_memory call error(). */
- return 1;
+ return next_pcs;
}
/* Implement the "auto_wide_charset" gdbarch method for this platform. */