flow.c (set_block_for_new_insns): Remove bogus shortcut.

	* flow.c (set_block_for_new_insns): Remove bogus shortcut.
	* i386.c (ix86_expand_int_movcc): Force one of operands to be register.

From-SVN: r42747

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index fe370251d8f56f9db326f487d74f0a04e6552199..e568026dc4199a0019caebeaf2651be25bb31463 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+Thu May 31 19:09:53 CEST 2001  Jan Hubicka  <jh@suse.cz>
+
+       * flow.c (set_block_for_new_insns): Remove bogus shortcut.
+       * i386.c (ix86_expand_int_movcc): Force one of operands to be register.
+
 2001-05-31  Rodney Brown  <rbrown64@csc.com.au>
 
        * install.texi (Configuration): Add html links for --with-gnu-as &

diff --git a/gcc/config/i386/i386.c b/gcc/config/i386/i386.c
index 8ceb3b7bb1c3afbd0c1baa608928cc98cbae9638..2fb8b285237784de19a5ce9fcb343e2385c9db47 100644 (file)
--- a/gcc/config/i386/i386.c
+++ b/gcc/config/i386/i386.c
@@ -6575,6 +6575,9 @@ ix86_expand_int_movcc (operands)
       emit_move_insn (tmp, operands[2]);
       operands[2] = tmp;
     }
+  if (! register_operand (operands[2], VOIDmode)
+      && ! register_operand (operands[3], VOIDmode))
+    operands[2] = force_reg (GET_MODE (operands[0]), operands[2]);
 
   emit_insn (compare_seq);
   emit_insn (gen_rtx_SET (VOIDmode, operands[0],

diff --git a/gcc/flow.c b/gcc/flow.c
index d983ab5d24d9611323cb9c929d43128ce24435d1..ffbf4c7b3f660e2396f0456cd16764fe234a5a60 100644 (file)
--- a/gcc/flow.c
+++ b/gcc/flow.c
@@ -6734,12 +6734,6 @@ set_block_for_new_insns (insn, bb)
 {
   set_block_for_insn (insn, bb);
 
-  /* We dont scan to set the block to 0 since this is the default value.  
-     If we did, we'd end up scanning/setting the entire prologue block
-     everytime we insert an insn into it. */
-  if (bb->index == 0)
-    return;
-
   /* Scan the previous instructions setting the block number until we find 
      an instruction that has the block number set, or we find a note 
      of any kind.  */