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| author | janis <janis@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-05-16 18:37:06 +0000 |
|---|---|---|
| committer | janis <janis@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-05-16 18:37:06 +0000 |
| commit | cd6839f25671d6cbab327068ae961af5f39285af (patch) | |
| tree | 809cab32b29980a57c931b62a5e25b8142a82b84 /gcc/loop.h | |
| parent | 3354d06135697ca8167dd76698a62d6abd0b0ecc (diff) | |
| download | gcc-cd6839f25671d6cbab327068ae961af5f39285af.tar.gz | |
* loop.h (struct loop_info): Add member has_prefetch.
* loop.c (PREFETCH_CONDITIONAL): Change default to 1.
(prescan_loop): Initialize has_prefetch.
(struct prefetch_info): Change prefetch_in_loop and
prefetch_before_loop from bit fields to ints.
(emit_prefetch_instructions): Several small fixes.
(check_dbra_loop): Don't reverse loop that uses prefetch.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@53524 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/loop.h')
| -rw-r--r-- | gcc/loop.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/gcc/loop.h b/gcc/loop.h index 8e3a9351f36..3df9cfc33fc 100644 --- a/gcc/loop.h +++ b/gcc/loop.h @@ -304,6 +304,8 @@ struct loop_info int has_libcall; /* Nonzero if there is a non constant call in the current loop. */ int has_nonconst_call; + /* Nonzero if there is a prefetch instruction in the current loop. */ + int has_prefetch; /* Nonzero if there is a volatile memory reference in the current loop. */ int has_volatile; |