* local-alloc.c (block_alloc): Stop looping over the input

	operands once we find an input/output register pair which can
	be combined into a single qty.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@8990 138bc75d-0d04-0410-961f-82ee72b054a4

diff --git a/gcc/local-alloc.c b/gcc/local-alloc.c
index fc5cdb4..e62a5a6 100644 (file)
--- a/gcc/local-alloc.c
+++ b/gcc/local-alloc.c
@@ -1294,6 +1294,8 @@ block_alloc (b)
                        win = combine_regs (r1, r0, may_save_copy,
                                            insn_number, insn, 0);
                    }
+                 if (win)
+                   break;
                }
            }