From: Aldy Hernandez <aldyh@redhat.com>
Date: Wed, 30 Apr 2003 00:49:01 +0000 (+0000)
Subject: expr.c (emit_group_load): Dump parallels of simd types to memory.
X-Git-Tag: releases/gcc-3.4.0~6937
X-Git-Url: http://git.ipfire.org/gitweb.cgi?a=commitdiff_plain;h=9c0631a756c7409907a9302e77531a94d9cd6263;p=thirdparty%2Fgcc.git

expr.c (emit_group_load): Dump parallels of simd types to memory.

2003-04-29  Aldy Hernandez  <aldyh@redhat.com>

        * expr.c (emit_group_load): Dump parallels of simd types to
        memory.

From-SVN: r66280
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 75d3dec41be2..af70aedd081b 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2003-04-29  Aldy Hernandez  <aldyh@redhat.com>
+
+        * expr.c (emit_group_load): Dump parallels of simd types to
+        memory.
+
 2003-04-29  Vladimir Makarov  <vmakarov@redhat.com>
 
 	* genautomata.c (add_vect): Check undefined value for range type
diff --git a/gcc/expr.c b/gcc/expr.c
index 73f9baf6eb50..6f0b36cfadac 100644
--- a/gcc/expr.c
+++ b/gcc/expr.c
@@ -2363,6 +2363,19 @@ emit_group_load (dst, orig_src, ssize)
 	  else
 	    abort ();
 	}
+      /* FIXME: A SIMD parallel will eventually lead to a subreg of a
+	 SIMD register, which is currently broken.  While we get GCC
+	 to emit proper RTL for these cases, let's dump to memory.  */
+      else if (VECTOR_MODE_P (GET_MODE (dst))
+	       && GET_CODE (src) == REG)
+	{
+	  int slen = GET_MODE_SIZE (GET_MODE (src));
+	  rtx mem;
+
+	  mem = assign_stack_temp (GET_MODE (src), slen, 0);
+	  emit_move_insn (mem, src);
+	  tmps[i] = adjust_address (mem, mode, (int) bytepos);
+	}
       else if (CONSTANT_P (src)
 	       || (GET_CODE (src) == REG && GET_MODE (src) == mode))
 	tmps[i] = src;