diff options
| author | Hans-Peter Nilsson <hp@axis.com> | 2005-10-16 21:30:42 +0000 |
|---|---|---|
| committer | Hans-Peter Nilsson <hp@axis.com> | 2005-10-16 21:30:42 +0000 |
| commit | 641d539950602d8928757971559fdf6d025b3218 (patch) | |
| tree | e210bb428c550aed0dd2c1bdb5fb9560a71b2a4b | |
| parent | 393959b755ff174614b37a61fa7c72da2eeeda33 (diff) | |
* builtins.c (get_builtin_sync_mode): Make unlimited
mode_for_size request.
git-svn-id: https://gcc.gnu.org/svn/gcc/trunk@105469 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/builtins.c | 4 |
2 files changed, 8 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 9384f1705a9..e0eeab178a5 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2005-10-16 Hans-Peter Nilsson <hp@axis.com> + + * builtins.c (get_builtin_sync_mode): Make unlimited + mode_for_size request. + 2005-10-15 Richard Henderson <rth@redhat.com> * gimplify.c (gimplify_var_or_parm_decl): Split out from ... diff --git a/gcc/builtins.c b/gcc/builtins.c index 2136900f083..a3986057408 100644 --- a/gcc/builtins.c +++ b/gcc/builtins.c @@ -5399,7 +5399,9 @@ expand_builtin_fork_or_exec (tree fn, tree arglist, rtx target, int ignore) static inline enum machine_mode get_builtin_sync_mode (int fcode_diff) { - return mode_for_size (BITS_PER_UNIT << fcode_diff, MODE_INT, 1); + /* The size is not negotiable, so ask not to get BLKmode in return + if the target indicates that a smaller size would be better. */ + return mode_for_size (BITS_PER_UNIT << fcode_diff, MODE_INT, 0); } /* Expand the __sync_xxx_and_fetch and __sync_fetch_and_xxx intrinsics. |