Update documentation for address space hooks

        * target.def (addr_space.pointer_mode): Update documentation
        of default behavior.
        (addr_space.address_mode): Likewise.
        * tm.texi: Update.

From-SVN: r229144

gcc/ChangeLog

@@ -6,6 +6,10 @@
 	(default_addr_space_valid_pointer_mode): Likewise.
 	(default_addr_space_legitimate_address_p): Likewise.
 	(default_addr_space_legitimize_address): Likewise.
+	* target.def (addr_space.pointer_mode): Update documentation
+	of default behavior.
+	(addr_space.address_mode): Likewise.
+	* tm.texi: Update.
 
 	* expr.c (expand_expr_real_2): Use convert_modes on disjoint
 	address spaces.

gcc/doc/tm.texi

@@ -10276,15 +10276,13 @@ c_register_addr_space ("__ea", ADDR_SPACE_EA);
 @deftypefn {Target Hook} machine_mode TARGET_ADDR_SPACE_POINTER_MODE (addr_space_t @var{address_space})
 Define this to return the machine mode to use for pointers to
 @var{address_space} if the target supports named address spaces.
-The default version of this hook returns @code{ptr_mode} for the
-generic address space only.
+The default version of this hook returns @code{ptr_mode}.
 @end deftypefn
 
 @deftypefn {Target Hook} machine_mode TARGET_ADDR_SPACE_ADDRESS_MODE (addr_space_t @var{address_space})
 Define this to return the machine mode to use for addresses in
 @var{address_space} if the target supports named address spaces.
-The default version of this hook returns @code{Pmode} for the
-generic address space only.
+The default version of this hook returns @code{Pmode}.
 @end deftypefn
 
 @deftypefn {Target Hook} bool TARGET_ADDR_SPACE_VALID_POINTER_MODE (machine_mode @var{mode}, addr_space_t @var{as})

gcc/target.def

@@ -3129,8 +3129,7 @@ DEFHOOK
 (pointer_mode,
  "Define this to return the machine mode to use for pointers to\n\
 @var{address_space} if the target supports named address spaces.\n\
-The default version of this hook returns @code{ptr_mode} for the\n\
-generic address space only.",
+The default version of this hook returns @code{ptr_mode}.",
  machine_mode, (addr_space_t address_space),
  default_addr_space_pointer_mode)
 
@@ -3139,8 +3138,7 @@ DEFHOOK
 (address_mode,
  "Define this to return the machine mode to use for addresses in\n\
 @var{address_space} if the target supports named address spaces.\n\
-The default version of this hook returns @code{Pmode} for the\n\
-generic address space only.",
+The default version of this hook returns @code{Pmode}.",
  machine_mode, (addr_space_t address_space),
  default_addr_space_address_mode)