Memory leaks and ineffective bounds checking in wasm_scan

[deliverable/binutils-gdb.git] / gdb / aarch64-tdep.c

diff --git a/gdb/aarch64-tdep.c b/gdb/aarch64-tdep.c
index 5e9f7b8ee0aae73079b144c30cd3b4fa308e873e..da41e22130768ac19f306f47b6f6e6e96e4911da 100644 (file)
--- a/gdb/aarch64-tdep.c
+++ b/gdb/aarch64-tdep.c
@@ -1,6 +1,6 @@
 /* Common target dependent code for GDB on AArch64 systems.
 
-   Copyright (C) 2009-2019 Free Software Foundation, Inc.
+   Copyright (C) 2009-2020 Free Software Foundation, Inc.
    Contributed by ARM Ltd.
 
    This file is part of GDB.
@@ -21,7 +21,6 @@
 #include "defs.h"
 
 #include "frame.h"
-#include "inferior.h"
 #include "gdbcmd.h"
 #include "gdbcore.h"
 #include "dis-asm.h"
@@ -40,20 +39,12 @@
 #include "prologue-value.h"
 #include "target-descriptions.h"
 #include "user-regs.h"
-#include "language.h"
-#include "infcall.h"
-#include "ax.h"
 #include "ax-gdb.h"
 #include "gdbsupport/selftest.h"
 
 #include "aarch64-tdep.h"
 #include "aarch64-ravenscar-thread.h"
 
-#include "elf-bfd.h"
-#include "elf/aarch64.h"
-
-#include "gdbsupport/vec.h"
-
 #include "record.h"
 #include "record-full.h"
 #include "arch/aarch64-insn.h"
@@ -273,6 +264,17 @@ aarch64_frame_unmask_lr (struct gdbarch_tdep *tdep,
   return addr;
 }
 
+/* Implement the "get_pc_address_flags" gdbarch method.  */
+
+static std::string
+aarch64_get_pc_address_flags (frame_info *frame, CORE_ADDR pc)
+{
+  if (pc != 0 && get_frame_pc_masked (frame))
+    return "PAC";
+
+  return "";
+}
+
 /* Analyze a prologue, looking for a recognizable stack frame
    and frame pointer.  Scan until we encounter a store that could
    clobber the stack frame unexpectedly, or an unknown instruction.  */
@@ -1405,7 +1407,7 @@ struct aarch64_call_info
 };
 
 /* Pass a value in a sequence of consecutive X registers.  The caller
-   is responsbile for ensuring sufficient registers are available.  */
+   is responsible for ensuring sufficient registers are available.  */
 
 static void
 pass_in_x (struct gdbarch *gdbarch, struct regcache *regcache,
@@ -3370,6 +3372,8 @@ aarch64_gdbarch_init (struct gdbarch_info info, struct gdbarch_list *arches)
 
   set_gdbarch_gen_return_address (gdbarch, aarch64_gen_return_address);
 
+  set_gdbarch_get_pc_address_flags (gdbarch, aarch64_get_pc_address_flags);
+
   tdesc_use_registers (gdbarch, tdesc, tdesc_data);
 
   /* Add standard register aliases.  */
@@ -3539,7 +3543,7 @@ aarch64_record_data_proc_reg (insn_decode_record *aarch64_insn_r)
            }
          else if (insn_bits21_23 == 0x04 || insn_bits21_23 == 0x06)
            {
-             /* CConditional select.  */
+             /* Conditional select.  */
              /* Data-processing (2 source).  */
              /* Data-processing (1 source).  */
              record_buf[0] = reg_rd;