Don't define _FORTIFY_SOURCE on MinGW

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

diff --git a/gdb/amd64-linux-tdep.c b/gdb/amd64-linux-tdep.c
index 7fbd328cdd98019b7e7497c58d46b66d140c9722..07820a05597053668baa001d97e2fe8a7c142067 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) 2001-2017 Free Software Foundation, Inc.
+   Copyright (C) 2001-2020 Free Software Foundation, Inc.
    Contributed by Jiri Smid, SuSE Labs.
 
    This file is part of GDB.
@@ -33,7 +33,7 @@
 #include "amd64-linux-tdep.h"
 #include "i386-linux-tdep.h"
 #include "linux-tdep.h"
-#include "x86-xstate.h"
+#include "gdbsupport/x86-xstate.h"
 
 #include "amd64-tdep.h"
 #include "solib-svr4.h"
@@ -222,9 +222,9 @@ amd64_linux_sigcontext_addr (struct frame_info *this_frame)
 
 static LONGEST
 amd64_linux_get_syscall_number (struct gdbarch *gdbarch,
-                                ptid_t ptid)
+                               thread_info *thread)
 {
-  struct regcache *regcache = get_thread_regcache (ptid);
+  struct regcache *regcache = get_thread_regcache (thread);
   enum bfd_endian byte_order = gdbarch_byte_order (gdbarch);
   /* The content of a register.  */
   gdb_byte buf[8];
@@ -234,7 +234,7 @@ amd64_linux_get_syscall_number (struct gdbarch *gdbarch,
   /* Getting the system call number from the register.
      When dealing with x86_64 architecture, this information
      is stored at %rax register.  */
-  regcache_cooked_read (regcache, AMD64_LINUX_ORIG_RAX_REGNUM, buf);
+  regcache->cooked_read (AMD64_LINUX_ORIG_RAX_REGNUM, buf);
 
   ret = extract_signed_integer (buf, 8, byte_order);
 
@@ -363,6 +363,9 @@ amd64_all_but_ip_registers_record (struct regcache *regcache)
 static enum gdb_syscall
 amd64_canonicalize_syscall (enum amd64_syscall syscall_number)
 {
+  DIAGNOSTIC_PUSH
+  DIAGNOSTIC_IGNORE_SWITCH_DIFFERENT_ENUM_TYPES
+
   switch (syscall_number) {
   case amd64_sys_read:
   case amd64_x32_sys_read:
@@ -1430,6 +1433,8 @@ amd64_canonicalize_syscall (enum amd64_syscall syscall_number)
   default:
     return gdb_sys_no_syscall;
   }
+
+  DIAGNOSTIC_POP
 }
 
 /* Parse the arguments of current system call instruction and record
@@ -1589,7 +1594,8 @@ amd64_linux_read_description (uint64_t xcr0_features_bit, bool is_x32)
     }
 
   if (*tdesc == NULL)
-    *tdesc = amd64_create_target_description (xcr0_features_bit, is_x32);
+    *tdesc = amd64_create_target_description (xcr0_features_bit, is_x32,
+                                             true, true);
 
   return *tdesc;
 }
@@ -1645,9 +1651,9 @@ amd64_linux_iterate_over_regset_sections (struct gdbarch *gdbarch,
 {
   struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
 
-  cb (".reg", 27 * 8, &i386_gregset, NULL, cb_data);
-  cb (".reg2", 512, &amd64_fpregset, NULL, cb_data);
-  cb (".reg-xstate",  X86_XSTATE_SIZE (tdep->xcr0),
+  cb (".reg", 27 * 8, 27 * 8, &i386_gregset, NULL, cb_data);
+  cb (".reg2", 512, 512, &amd64_fpregset, NULL, cb_data);
+  cb (".reg-xstate", X86_XSTATE_SIZE (tdep->xcr0), X86_XSTATE_SIZE (tdep->xcr0),
       &amd64_linux_xstateregset, "XSAVE extended state", cb_data);
 }
 
@@ -1729,7 +1735,7 @@ amd64_dtrace_disable_probe (struct gdbarch *gdbarch, CORE_ADDR addr)
 
 static void
 amd64_dtrace_parse_probe_argument (struct gdbarch *gdbarch,
-                                  struct parser_state *pstate,
+                                  struct expr_builder *builder,
                                   int narg)
 {
   struct stoken str;
@@ -1752,11 +1758,11 @@ amd64_dtrace_parse_probe_argument (struct gdbarch *gdbarch,
       int regno = arg_reg_map[narg];
       const char *regname = user_reg_map_regnum_to_name (gdbarch, regno);
 
-      write_exp_elt_opcode (pstate, OP_REGISTER);
+      write_exp_elt_opcode (builder, OP_REGISTER);
       str.ptr = regname;
       str.length = strlen (regname);
-      write_exp_string (pstate, str);
-      write_exp_elt_opcode (pstate, OP_REGISTER);
+      write_exp_string (builder, str);
+      write_exp_elt_opcode (builder, OP_REGISTER);
     }
   else
     {
@@ -1764,27 +1770,27 @@ amd64_dtrace_parse_probe_argument (struct gdbarch *gdbarch,
       const char *regname = user_reg_map_regnum_to_name (gdbarch, AMD64_RSP_REGNUM);
 
       /* Displacement.  */
-      write_exp_elt_opcode (pstate, OP_LONG);
-      write_exp_elt_type (pstate, builtin_type (gdbarch)->builtin_long);
-      write_exp_elt_longcst (pstate, narg - 6);
-      write_exp_elt_opcode (pstate, OP_LONG);
+      write_exp_elt_opcode (builder, OP_LONG);
+      write_exp_elt_type (builder, builtin_type (gdbarch)->builtin_long);
+      write_exp_elt_longcst (builder, narg - 6);
+      write_exp_elt_opcode (builder, OP_LONG);
 
       /* Register: SP.  */
-      write_exp_elt_opcode (pstate, OP_REGISTER);
+      write_exp_elt_opcode (builder, OP_REGISTER);
       str.ptr = regname;
       str.length = strlen (regname);
-      write_exp_string (pstate, str);
-      write_exp_elt_opcode (pstate, OP_REGISTER);
+      write_exp_string (builder, str);
+      write_exp_elt_opcode (builder, OP_REGISTER);
 
-      write_exp_elt_opcode (pstate, BINOP_ADD);
+      write_exp_elt_opcode (builder, BINOP_ADD);
 
       /* Cast to long. */
-      write_exp_elt_opcode (pstate, UNOP_CAST);
-      write_exp_elt_type (pstate,
+      write_exp_elt_opcode (builder, UNOP_CAST);
+      write_exp_elt_type (builder,
                          lookup_pointer_type (builtin_type (gdbarch)->builtin_long));
-      write_exp_elt_opcode (pstate, UNOP_CAST);
+      write_exp_elt_opcode (builder, UNOP_CAST);
 
-      write_exp_elt_opcode (pstate, UNOP_IND);
+      write_exp_elt_opcode (builder, UNOP_IND);
     }
 }
 
@@ -2265,10 +2271,6 @@ amd64_x32_linux_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
   set_solib_svr4_fetch_link_map_offsets
     (gdbarch, svr4_ilp32_fetch_link_map_offsets);
 }
-\f
-
-/* Provide a prototype to silence -Wmissing-prototypes.  */
-extern void _initialize_amd64_linux_tdep (void);
 
 void
 _initialize_amd64_linux_tdep (void)
@@ -2277,32 +2279,4 @@ _initialize_amd64_linux_tdep (void)
                          GDB_OSABI_LINUX, amd64_linux_init_abi);
   gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x64_32,
                          GDB_OSABI_LINUX, amd64_x32_linux_init_abi);
-
-#if GDB_SELF_TEST
-  struct
-  {
-    const char *xml;
-    uint64_t mask;
-  } xml_masks[] = {
-    { "i386/amd64-linux.xml", X86_XSTATE_SSE_MASK },
-    { "i386/amd64-avx-linux.xml", X86_XSTATE_AVX_MASK },
-    { "i386/amd64-mpx-linux.xml", X86_XSTATE_MPX_MASK },
-    { "i386/amd64-avx-mpx-linux.xml", X86_XSTATE_AVX_MPX_MASK },
-    { "i386/amd64-avx-avx512-linux.xml", X86_XSTATE_AVX_AVX512_MASK },
-    { "i386/amd64-avx-mpx-avx512-pku-linux.xml",
-      X86_XSTATE_AVX_MPX_AVX512_PKU_MASK },
-    { "i386/x32-linux.xml", X86_XSTATE_SSE_MASK },
-    { "i386/x32-avx-linux.xml", X86_XSTATE_AVX_MASK },
-    { "i386/x32-avx-avx512-linux.xml", X86_XSTATE_AVX_AVX512_MASK },
-  };
-
-  for (auto &a : xml_masks)
-    {
-      auto tdesc = amd64_linux_read_description (a.mask,
-                                                startswith (a.xml,
-                                                            "i386/x32"));
-
-      selftests::record_xml_tdesc (a.xml, tdesc);
-    }
-#endif /* GDB_SELF_TEST */
 }