(output_to_reg): Handle XFmode write to MEM by reading back value after

write if source doesn't die. From-SVN: r5600

(output_to_reg): Handle XFmode write to MEM by reading back value after
write if source doesn't die. From-SVN: r5600
30387275 · James Van Artsdalen · ea31f1e2 · 30387275
Commit 30387275 authored Oct 05, 1993 by James Van Artsdalen
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gcc/config/i386/i386.c
+4 -1

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--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -157,7 +157,10 @@ output_to_reg (dest, dies)
      else
 	{
 	  if (GET_MODE (dest) == XFmode)
-	    abort ();
+	    {
+	      output_asm_insn (AS1 (fstp%z3,%y0), xops);
+	      output_asm_insn (AS1 (fld%z3,%y0), xops);
+	    }
 	  else
 	    output_asm_insn (AS1 (fst%z3,%y0), xops);
 	}