diff options
Diffstat (limited to 'contrib/gcc/expr.c')
| -rw-r--r-- | contrib/gcc/expr.c | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/contrib/gcc/expr.c b/contrib/gcc/expr.c index 3624f77..b8bcc86 100644 --- a/contrib/gcc/expr.c +++ b/contrib/gcc/expr.c @@ -1,5 +1,6 @@ /* Convert tree expression to rtl instructions, for GNU compiler. - Copyright (C) 1988, 92-98, 1999 Free Software Foundation, Inc. + Copyright (C) 1988, 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, + 2000, 2001 Free Software Foundation, Inc. This file is part of GNU CC. @@ -8664,6 +8665,13 @@ expand_builtin_setjmp_receiver (receiver_label) { ; /* Nothing */ } + + /* @@@ This is a kludge. Not all machine descriptions define a blockage + insn, but we must not allow the code we just generated to be reordered + by scheduling. Specifically, the update of the frame pointer must + happen immediately, not later. So emit an ASM_INPUT to act as blockage + insn. */ + emit_insn (gen_rtx_ASM_INPUT (VOIDmode, "")); } |
