i-cexten.ads (Float_128): New type.

ada/
	* libgnat/i-cexten.ads (Float_128): New type.
c-family/
	* c-ada-spec.c (dump_ada_node) <NULLPTR_TYPE>: New case.
	<REAL_TYPE>: Deal specifically with _Float128/__float128.

From-SVN: r258068

diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index e0e72a7d9547a98d2ac859147eb6fb133f9b19be..4d721f22f89383e279f9f9abfbdbd3e7680679e2 100644 (file)
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,7 @@
+2018-02-28  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * libgnat/i-cexten.ads (Float_128): New type.
+
 2018-02-02  Eric Botcazou  <ebotcazou@adacore.com>
 
        * gcc-interface/decl.c (array_type_has_nonaliased_component): Return

diff --git a/gcc/ada/libgnat/i-cexten.ads b/gcc/ada/libgnat/i-cexten.ads
index 72f658b717435512ac54875952c186a0b2490931..8e770b5f859a3ac116c2aba5723c6d7904175cdb 100644 (file)
--- a/gcc/ada/libgnat/i-cexten.ads
+++ b/gcc/ada/libgnat/i-cexten.ads
@@ -72,6 +72,15 @@ package Interfaces.C.Extensions is
    pragma Convention (C_Pass_By_Copy, Signed_128);
    for Signed_128'Alignment use unsigned_long_long'Alignment * 2;
 
+   --  128-bit floating-point type available on x86:
+   --  typedef long_double float_128 __attribute__ ((mode (TF)));
+
+   type Float_128 is record
+      low, high : unsigned_long_long;
+   end record;
+   pragma Convention (C_Pass_By_Copy, Float_128);
+   for Float_128'Alignment use unsigned_long_long'Alignment * 2;
+
    --  Types for bitfields
 
    type Unsigned_1 is mod 2 ** 1;

diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog
index 7730c65fc4862915983cce0c0c5a5da37e4d6df5..950591c053e83c5b69b5dbb92c5df06553cee7c5 100644 (file)
--- a/gcc/c-family/ChangeLog
+++ b/gcc/c-family/ChangeLog
@@ -1,3 +1,8 @@
+2018-02-28  Eric Botcazou  <ebotcazou@adacore.com>
+
+       * c-ada-spec.c (dump_ada_node) <NULLPTR_TYPE>: New case.
+       <REAL_TYPE>: Deal specifically with _Float128/__float128.
+
 2018-02-28  Eric Botcazou  <ebotcazou@adacore.com>
 
        * c-ada-spec.c (dump_ada_double_name) <ENUMERAL_TYPE>: New case.

diff --git a/gcc/c-family/c-ada-spec.c b/gcc/c-family/c-ada-spec.c
index 254c79db5b772d97d827b9852d85c6e87fa8363a..288a4611de0378fc42946c9bf819a49bcba2979c 100644 (file)
--- a/gcc/c-family/c-ada-spec.c
+++ b/gcc/c-family/c-ada-spec.c
@@ -2126,6 +2126,7 @@ dump_ada_node (pretty_printer *buffer, tree node, tree type, int spc,
       pp_string (buffer, "--- unexpected node: TREE_VEC");
       return 0;
 
+    case NULLPTR_TYPE:
     case VOID_TYPE:
       if (package_prefix)
        {
@@ -2151,8 +2152,20 @@ dump_ada_node (pretty_printer *buffer, tree node, tree type, int spc,
        dump_ada_enum_type (buffer, node, type, spc, true);
       break;
 
-    case INTEGER_TYPE:
     case REAL_TYPE:
+      if (TYPE_NAME (node)
+         && TREE_CODE (TYPE_NAME (node)) == TYPE_DECL
+         && IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME (node))) [0] == '_'
+         && (id_equal (DECL_NAME (TYPE_NAME (node)), "_Float128")
+             || id_equal (DECL_NAME (TYPE_NAME (node)), "__float128")))
+       {
+         append_withs ("Interfaces.C.Extensions", false);
+         pp_string (buffer, "Extensions.Float_128");
+         break;
+       }
+      /* fallthrough */
+
+    case INTEGER_TYPE:
     case FIXED_POINT_TYPE:
     case BOOLEAN_TYPE:
       if (TYPE_NAME (node))
@@ -2233,9 +2246,8 @@ dump_ada_node (pretty_printer *buffer, tree node, tree type, int spc,
            {
              if (TREE_CODE (node) == POINTER_TYPE
                  && TREE_CODE (TREE_TYPE (node)) == INTEGER_TYPE
-                 && !strcmp
-                       (IDENTIFIER_POINTER (DECL_NAME (TYPE_NAME
-                         (TREE_TYPE (node)))), "char"))
+                 && id_equal (DECL_NAME (TYPE_NAME (TREE_TYPE (node))),
+                              "char"))
                {
                  if (!name_only)
                    pp_string (buffer, "new ");