From: Richard Henderson <rth@redhat.com>
Date: Mon, 2 Jun 2003 16:16:14 +0000 (+0000)
Subject:         * alpha-tdep.c (alpha_extract_return_value): Handle IEEE Quad floats.
X-Git-Tag: ezannoni_pie-20030916-branchpoint~1455
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=24064b5c1ab4fa4336174d8eb934de57f1626d82;p=external%2Fbinutils.git

    * alpha-tdep.c (alpha_extract_return_value): Handle IEEE Quad floats.
        (alpha_store_return_value): Error on IEEE Quad floats.
---

diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index a12fee0..2460477 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,5 +1,8 @@
 2003-06-02  Richard Henderson  <rth@redhat.com>
 
+        * alpha-tdep.c (alpha_extract_return_value): Handle IEEE Quad floats.
+        (alpha_store_return_value): Error on IEEE Quad floats.
+
         * alpha-tdep.c (alpha_extract_return_value): Convert to regcache.
         (alpha_extract_struct_value_address): Likewise.
         (alpha_store_return_value): Likewise.
diff --git a/gdb/alpha-tdep.c b/gdb/alpha-tdep.c
index c45e659..e97ff30 100644
--- a/gdb/alpha-tdep.c
+++ b/gdb/alpha-tdep.c
@@ -401,6 +401,11 @@ alpha_extract_return_value (struct type *valtype, struct regcache *regcache,
 	  regcache_cooked_read (regcache, ALPHA_FP0_REGNUM, valbuf);
 	  break;
 
+	case 16:
+	  regcache_cooked_read_unsigned (regcache, ALPHA_V0_REGNUM, &l);
+	  read_memory (l, valbuf, 16);
+	  break;
+
 	default:
 	  abort ();
 	}
@@ -450,6 +455,12 @@ alpha_store_return_value (struct type *valtype, struct regcache *regcache,
 	  regcache_cooked_write (regcache, ALPHA_FP0_REGNUM, valbuf);
 	  break;
 
+	case 16:
+	  /* FIXME: 128-bit long doubles are returned like structures:
+	     by writing into indirect storage provided by the caller
+	     as the first argument.  */
+	  error ("Cannot set a 128-bit long double return value.");
+
 	default:
 	  abort ();
 	}