diff options
| author | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-06-15 01:10:49 +0000 |
|---|---|---|
| committer | rth <rth@138bc75d-0d04-0410-961f-82ee72b054a4> | 2002-06-15 01:10:49 +0000 |
| commit | a22e3dfa0b89b630518417da71e5060580f7c6cd (patch) | |
| tree | 32973a77f9b92a29a421bc6e7eefe35737b606cc /gcc/loop.c | |
| parent | fa81344030faf9d4f501a535dac42d6fdb58000a (diff) | |
| download | gcc-a22e3dfa0b89b630518417da71e5060580f7c6cd.tar.gz | |
* loop.c (check_final_value): Use v->always_executed
instead of v->always_computable.
* unroll.c (final_giv_value): Don't calculate the final
value as a function of the biv if the giv is not computed
for every loop iteration.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@54634 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'gcc/loop.c')
| -rw-r--r-- | gcc/loop.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/loop.c b/gcc/loop.c index d3b62af6ceb..dc64b5c889a 100644 --- a/gcc/loop.c +++ b/gcc/loop.c @@ -5943,7 +5943,8 @@ check_final_value (loop, v) #endif if ((final_value = final_giv_value (loop, v)) - && (v->always_computable || last_use_this_basic_block (v->dest_reg, v->insn))) + && (v->always_executed + || last_use_this_basic_block (v->dest_reg, v->insn))) { int biv_increment_seen = 0, before_giv_insn = 0; rtx p = v->insn; |