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| author | amodra <amodra@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-03-28 23:21:21 +0000 |
|---|---|---|
| committer | amodra <amodra@138bc75d-0d04-0410-961f-82ee72b054a4> | 2003-03-28 23:21:21 +0000 |
| commit | 4d9dcceddecde585b2594d5884cd31f4cda034ba (patch) | |
| tree | 2ddffa1f7579c82b4e17f87478fa9486fb5b18fd | |
| parent | d2aaa43fc519b82123968b9f5046d6e55047fe97 (diff) | |
| download | ppe42-gcc-4d9dcceddecde585b2594d5884cd31f4cda034ba.tar.gz ppe42-gcc-4d9dcceddecde585b2594d5884cd31f4cda034ba.zip | |
* reload1.c (reload_as_needed): Allow a USE in asm reloads.
* loop.c: (find_mem_in_note_1, find_mem_in_note): Comment.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@64991 138bc75d-0d04-0410-961f-82ee72b054a4
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/loop.c | 4 | ||||
| -rw-r--r-- | gcc/reload1.c | 1 |
3 files changed, 11 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 757f7c0282a..b345fd7dfed 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2003-03-29 Alan Modra <amodra@bigpond.net.au> + + * reload1.c (reload_as_needed): Allow a USE in asm reloads. + + * loop.c: (find_mem_in_note_1, find_mem_in_note): Comment. + 2003-03-28 Nathanael Nerode <neroden@gcc.gnu.org> * configure.in: Clarify comments. diff --git a/gcc/loop.c b/gcc/loop.c index 7feb77de562..35ed161f8d6 100644 --- a/gcc/loop.c +++ b/gcc/loop.c @@ -10400,6 +10400,8 @@ try_swap_copy_prop (loop, replacement, regno) } } +/* Worker function for find_mem_in_note, called via for_each_rtx. */ + static int find_mem_in_note_1 (x, data) rtx *x; @@ -10414,6 +10416,8 @@ find_mem_in_note_1 (x, data) return 0; } +/* Returns the first MEM found in NOTE by depth-first search. */ + static rtx find_mem_in_note (note) rtx note; diff --git a/gcc/reload1.c b/gcc/reload1.c index de995a0ee4b..1ae89902b9d 100644 --- a/gcc/reload1.c +++ b/gcc/reload1.c @@ -3940,6 +3940,7 @@ reload_as_needed (live_known) if (asm_noperands (PATTERN (insn)) >= 0) for (p = NEXT_INSN (prev); p != next; p = NEXT_INSN (p)) if (p != insn && INSN_P (p) + && GET_CODE (PATTERN (p)) != USE && (recog_memoized (p) < 0 || (extract_insn (p), ! constrain_operands (1)))) { |
