btrace: Fix memory leak in btrace_clear.

[deliverable/binutils-gdb.git] / gdb / amd64-linux-tdep.c

diff --git a/gdb/amd64-linux-tdep.c b/gdb/amd64-linux-tdep.c
index b948ea77fad9f00226b97fdb279e98b144f3d425..0e2f285d2fdd21a6467f3325085ea19108d3c42c 100644 (file)
--- a/gdb/amd64-linux-tdep.c
+++ b/gdb/amd64-linux-tdep.c
@@ -1,6 +1,6 @@
 /* Target-dependent code for GNU/Linux x86-64.
 
-   Copyright (C) 2001-2016 Free Software Foundation, Inc.
+   Copyright (C) 2001-2017 Free Software Foundation, Inc.
    Contributed by Jiri Smid, SuSE Labs.
 
    This file is part of GDB.
@@ -43,11 +43,13 @@
 #include "features/i386/amd64-linux.c"
 #include "features/i386/amd64-avx-linux.c"
 #include "features/i386/amd64-mpx-linux.c"
-#include "features/i386/amd64-avx512-linux.c"
+#include "features/i386/amd64-avx-mpx-linux.c"
+#include "features/i386/amd64-avx-avx512-linux.c"
+#include "features/i386/amd64-avx-mpx-avx512-pku-linux.c"
 
 #include "features/i386/x32-linux.c"
 #include "features/i386/x32-avx-linux.c"
-#include "features/i386/x32-avx512-linux.c"
+#include "features/i386/x32-avx-avx512-linux.c"
 
 /* The syscall's XML filename for i386.  */
 #define XML_SYSCALL_FILENAME_AMD64 "syscalls/amd64-linux.xml"
@@ -102,6 +104,10 @@ int amd64_linux_gregset_reg_offset[] =
   -1, -1, -1, -1, -1, -1, -1, -1,
   -1, -1, -1, -1, -1, -1, -1, -1,
   -1, -1, -1, -1, -1, -1, -1, -1,
+  -1,                          /* PKEYS register pkru  */
+
+  /* End of hardware registers */
+  21 * 8, 22 * 8,                    /* fs_base and gs_base.  */
   15 * 8                             /* "orig_rax" */
 };
 \f
@@ -283,7 +289,9 @@ static int
 amd64_linux_register_reggroup_p (struct gdbarch *gdbarch, int regnum,
                                 struct reggroup *group)
 { 
-  if (regnum == AMD64_LINUX_ORIG_RAX_REGNUM)
+  if (regnum == AMD64_LINUX_ORIG_RAX_REGNUM
+      || regnum == AMD64_FSBASE_REGNUM
+      || regnum == AMD64_GSBASE_REGNUM)
     return (group == system_reggroup
             || group == save_reggroup
             || group == restore_reggroup);
@@ -1579,17 +1587,29 @@ amd64_linux_core_read_description (struct gdbarch *gdbarch,
 
   switch (xcr0 & X86_XSTATE_ALL_MASK)
     {
-    case X86_XSTATE_MPX_AVX512_MASK:
-    case X86_XSTATE_AVX512_MASK:
+    case X86_XSTATE_AVX_MPX_AVX512_PKU_MASK:
+      if (gdbarch_ptr_bit (gdbarch) == 32)
+         /* No MPX on x32, fallback to AVX-AVX512.  */
+       return tdesc_x32_avx_avx512_linux;
+      else
+       return tdesc_amd64_avx_mpx_avx512_pku_linux;
+    case X86_XSTATE_AVX_AVX512_MASK:
       if (gdbarch_ptr_bit (gdbarch) == 32)
-       return tdesc_x32_avx512_linux;
+       return tdesc_x32_avx_avx512_linux;
       else
-       return tdesc_amd64_avx512_linux;
+       return tdesc_amd64_avx_avx512_linux;
     case X86_XSTATE_MPX_MASK:
       if (gdbarch_ptr_bit (gdbarch) == 32)
-       return tdesc_x32_avx_linux;  /* No x32 MPX falling back to AVX.  */
+         /* No MPX on x32, fallback to AVX-AVX512.  */
+       return tdesc_x32_avx_linux;
       else
        return tdesc_amd64_mpx_linux;
+    case X86_XSTATE_AVX_MPX_MASK:
+      if (gdbarch_ptr_bit (gdbarch) == 32)
+         /* No MPX on x32, fallback to AVX-AVX512.  */
+       return tdesc_x32_avx_linux;
+      else
+       return tdesc_amd64_avx_mpx_linux;
     case X86_XSTATE_AVX_MASK:
       if (gdbarch_ptr_bit (gdbarch) == 32)
        return tdesc_x32_avx_linux;
@@ -1727,8 +1747,6 @@ amd64_dtrace_parse_probe_argument (struct gdbarch *gdbarch,
                                   struct parser_state *pstate,
                                   int narg)
 {
-  enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
-  struct frame_info *this_frame = get_selected_frame (NULL);
   struct stoken str;
 
   /* DTrace probe arguments can be found on the ABI-defined places for
@@ -1758,7 +1776,6 @@ amd64_dtrace_parse_probe_argument (struct gdbarch *gdbarch,
   else
     {
       /* Additional arguments are passed on the stack.  */
-      CORE_ADDR sp;
       const char *regname = user_reg_map_regnum_to_name (gdbarch, AMD64_RSP_REGNUM);
 
       /* Displacement.  */
@@ -1838,6 +1855,10 @@ amd64_linux_init_abi_common(struct gdbarch_info info, struct gdbarch *gdbarch)
 
   set_gdbarch_process_record (gdbarch, i386_process_record);
   set_gdbarch_process_record_signal (gdbarch, amd64_linux_record_signal);
+
+  set_gdbarch_get_siginfo_type (gdbarch, x86_linux_get_siginfo_type);
+  set_gdbarch_handle_segmentation_fault (gdbarch,
+                                        i386_linux_handle_segmentation_fault);
 }
 
 static void
@@ -2283,9 +2304,11 @@ _initialize_amd64_linux_tdep (void)
   initialize_tdesc_amd64_linux ();
   initialize_tdesc_amd64_avx_linux ();
   initialize_tdesc_amd64_mpx_linux ();
-  initialize_tdesc_amd64_avx512_linux ();
+  initialize_tdesc_amd64_avx_mpx_linux ();
+  initialize_tdesc_amd64_avx_avx512_linux ();
+  initialize_tdesc_amd64_avx_mpx_avx512_pku_linux ();
 
   initialize_tdesc_x32_linux ();
   initialize_tdesc_x32_avx_linux ();
-  initialize_tdesc_x32_avx512_linux ();
+  initialize_tdesc_x32_avx_avx512_linux ();
 }