* i386.c (ix86_attr_length_default): Handle TYPE_FXCH.

From-SVN: r29074

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5732fbc3ccce80761d71092f50e591c8b6cf47be..771d3af68324ffb129b9a95ee9aa87ab6e901fd7 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+Thu Sep  2 20:18:12 1999  Jeffrey A Law  (law@cygnus.com)
+
+       * i386.c (ix86_attr_length_default): Handle TYPE_FXCH.
+
 Thu Sep  2 22:00:08 1999  J"orn Rennecke <amylaar@cygnus.co.uk>
 
        * stmt.c (expand_asm_operands): Fix index into inout_mode when

diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index faa4eac070fc54021712051d2a457fae6fbf5427..001443ba236f83b401482746ffb01c715528afec 100644 (file)
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -5142,6 +5142,12 @@ ix86_attr_length_default (insn)
     case TYPE_MULTI:
       return 15;
 
+    case TYPE_FXCH:
+      if (STACK_TOP_P (recog_operand[0]))
+       return 2 + (REGNO (recog_operand[1]) != FIRST_STACK_REG + 1);
+      else
+       return 2 + (REGNO (recog_operand[0]) != FIRST_STACK_REG + 1);
+
     default:
       abort ();
     }