From fb643f644219601f40bbbb52ea5727d537da92e3 Mon Sep 17 00:00:00 2001 From: Alan Modra Date: Thu, 26 Feb 2004 03:21:15 +0000 Subject: [PATCH] gcse.c (delete_null_pointer_checks_1): Do not delete CC setter unless HAVE_cc0. * gcse.c (delete_null_pointer_checks_1): Do not delete CC setter unless HAVE_cc0. From-SVN: r78484 --- gcc/ChangeLog | 5 +++++ gcc/gcse.c | 2 ++ 2 files changed, 7 insertions(+) diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 4e1d24895e42..0ae22cb8a01f 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2004-02-26 Alan Modra + + * gcse.c (delete_null_pointer_checks_1): Do not delete CC setter + unless HAVE_cc0. + 2004-02-25 Richard Henderson * explow.c (force_reg): Call mark_reg_pointer as appropriate. diff --git a/gcc/gcse.c b/gcc/gcse.c index 36950b186bfc..ad1c9fda64ec 100644 --- a/gcc/gcse.c +++ b/gcc/gcse.c @@ -6069,8 +6069,10 @@ delete_null_pointer_checks_1 (unsigned int *block_reg, sbitmap *nonnull_avin, something_changed = 1; delete_insn (last_insn); +#ifdef HAVE_cc0 if (compare_and_branch == 2) delete_insn (earliest); +#endif purge_dead_edges (bb); /* Don't check this block again. (Note that BB_END is -- 2.47.2