* linespec.c (decode_objc): Add cleanup to free

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

diff --git a/gdb/amd64-linux-tdep.c b/gdb/amd64-linux-tdep.c
index ed75f97c9eaad5c978b98a8a7f4d244578849633..42dc89af32413afe05da767409d14e7d9c97ef09 100644 (file)
--- a/gdb/amd64-linux-tdep.c
+++ b/gdb/amd64-linux-tdep.c
@@ -1,7 +1,6 @@
 /* Target-dependent code for GNU/Linux x86-64.
 
-   Copyright (C) 2001, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010
-   Free Software Foundation, Inc.
+   Copyright (C) 2001, 2003-2012 Free Software Foundation, Inc.
    Contributed by Jiri Smid, SuSE Labs.
 
    This file is part of GDB.
@@ -39,9 +38,12 @@
 #include "amd64-tdep.h"
 #include "solib-svr4.h"
 #include "xml-syscall.h"
+#include "glibc-tdep.h"
 
 #include "features/i386/amd64-linux.c"
 #include "features/i386/amd64-avx-linux.c"
+#include "features/i386/x32-linux.c"
+#include "features/i386/x32-avx-linux.c"
 
 /* The syscall's XML filename for i386.  */
 #define XML_SYSCALL_FILENAME_AMD64 "syscalls/amd64-linux.xml"
@@ -72,7 +74,7 @@ int amd64_linux_gregset_reg_offset[] =
   14 * 8,                      /* %rdi */
   4 * 8,                       /* %rbp */
   19 * 8,                      /* %rsp */
-  9 * 8,                       /* %r8 ... */
+  9 * 8,                       /* %r8 ...  */
   8 * 8,
   7 * 8,
   6 * 8,
@@ -157,7 +159,7 @@ static int
 amd64_linux_sigtramp_p (struct frame_info *this_frame)
 {
   CORE_ADDR pc = get_frame_pc (this_frame);
-  char *name;
+  const char *name;
 
   find_pc_partial_function (pc, &name, NULL, NULL);
 
@@ -339,9 +341,9 @@ amd64_all_but_ip_registers_record (struct regcache *regcache)
    process record.  */
 
 static enum gdb_syscall
-amd64_canonicalize_syscall (enum amd64_syscall syscall)
+amd64_canonicalize_syscall (enum amd64_syscall syscall_number)
 {
-  switch (syscall) {
+  switch (syscall_number) {
   case amd64_sys_read:
     return gdb_sys_read;
 
@@ -1174,25 +1176,24 @@ amd64_linux_syscall_record (struct regcache *regcache)
       break;
 
     case amd64_sys_arch_prctl:
-      if (syscall_native == amd64_sys_arch_prctl)
-        {
-          ULONGEST arg3;
-
-          regcache_raw_read_unsigned (regcache, amd64_linux_record_tdep.arg3,
-                                      &arg3);
-          if (arg3 == RECORD_ARCH_GET_FS || arg3 == RECORD_ARCH_GET_GS)
-            {
-             CORE_ADDR addr;
-
-             regcache_raw_read_unsigned (regcache,
-                                          amd64_linux_record_tdep.arg2,
-                                          &addr);
-             if (record_arch_list_add_mem (addr,
-                                            amd64_linux_record_tdep.size_ulong))
-                return -1;
-            }
-          goto record_regs;
-        }
+      {
+       ULONGEST arg3;
+
+       regcache_raw_read_unsigned (regcache, amd64_linux_record_tdep.arg3,
+                                   &arg3);
+       if (arg3 == RECORD_ARCH_GET_FS || arg3 == RECORD_ARCH_GET_GS)
+         {
+           CORE_ADDR addr;
+
+           regcache_raw_read_unsigned (regcache,
+                                       amd64_linux_record_tdep.arg2,
+                                       &addr);
+           if (record_arch_list_add_mem (addr,
+                                         amd64_linux_record_tdep.size_ulong))
+             return -1;
+         }
+       goto record_regs;
+      }
       break;
     }
 
@@ -1227,10 +1228,10 @@ amd64_linux_syscall_record (struct regcache *regcache)
 #define AMD64_LINUX_xstate     512
 #define AMD64_LINUX_frame_size 560
 
-int
+static int
 amd64_linux_record_signal (struct gdbarch *gdbarch,
                            struct regcache *regcache,
-                           enum target_signal signal)
+                           enum gdb_signal signal)
 {
   ULONGEST rsp;
 
@@ -1274,9 +1275,15 @@ amd64_linux_core_read_description (struct gdbarch *gdbarch,
   switch ((xcr0 & I386_XSTATE_AVX_MASK))
     {
     case I386_XSTATE_AVX_MASK:
-      return tdesc_amd64_avx_linux;
+      if (gdbarch_ptr_bit (gdbarch) == 32)
+       return tdesc_x32_avx_linux;
+      else
+       return tdesc_amd64_avx_linux;
     default:
-      return tdesc_amd64_linux;
+      if (gdbarch_ptr_bit (gdbarch) == 32)
+       return tdesc_x32_linux;
+      else
+       return tdesc_amd64_linux;
     }
 }
 
@@ -1291,6 +1298,8 @@ amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
 
   gdb_assert (tdesc_data);
 
+  linux_init_abi (info, gdbarch);
+
   tdep->gregset_reg_offset = amd64_linux_gregset_reg_offset;
   tdep->gregset_num_regs = ARRAY_SIZE (amd64_linux_gregset_reg_offset);
   tdep->sizeof_gregset = 27 * 8;
@@ -1342,6 +1351,9 @@ amd64_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
   /* GNU/Linux uses SVR4-style shared libraries.  */
   set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
 
+  /* GNU/Linux uses the dynamic linker included in the GNU C Library.  */
+  set_gdbarch_skip_solib_resolver (gdbarch, glibc_skip_solib_resolver);
+
   /* Install supported register note sections.  */
   set_gdbarch_core_regset_sections (gdbarch, amd64_linux_regset_sections);
 
@@ -1542,7 +1554,9 @@ _initialize_amd64_linux_tdep (void)
   gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64,
                          GDB_OSABI_LINUX, amd64_linux_init_abi);
 
-  /* Initialize the Linux target description  */
+  /* Initialize the Linux target description.  */
   initialize_tdesc_amd64_linux ();
   initialize_tdesc_amd64_avx_linux ();
+  initialize_tdesc_x32_linux ();
+  initialize_tdesc_x32_avx_linux ();
 }