target, record: add PTID argument to to_record_is_replaying

[deliverable/binutils-gdb.git] / gdb / arm-linux-tdep.c

diff --git a/gdb/arm-linux-tdep.c b/gdb/arm-linux-tdep.c
index 4772d822acd02cda42d0c290f818c81cb6c85a3b..bc2cec4197c523a27f29aed4891f350d72baf19c 100644 (file)
--- a/gdb/arm-linux-tdep.c
+++ b/gdb/arm-linux-tdep.c
@@ -917,6 +917,11 @@ arm_linux_software_single_step (struct frame_info *frame)
   if (arm_deal_with_atomic_sequence (frame))
     return 1;
 
+  /* If the target does have hardware single step, GDB doesn't have
+     to bother software single step.  */
+  if (target_can_do_single_step () == 1)
+    return 0;
+
   next_pc = arm_get_next_pc (frame, get_frame_pc (frame));
 
   /* The Linux kernel offers some user-mode helpers in a high page.  We can
@@ -1100,8 +1105,7 @@ arm_linux_displaced_step_copy_insn (struct gdbarch *gdbarch,
                                    CORE_ADDR from, CORE_ADDR to,
                                    struct regcache *regs)
 {
-  struct displaced_step_closure *dsc
-    = xmalloc (sizeof (struct displaced_step_closure));
+  struct displaced_step_closure *dsc = XNEW (struct displaced_step_closure);
 
   /* Detect when we enter an (inaccessible by GDB) Linux kernel helper, and
      stop at the return location.  */