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| author | Paolo Bonzini <bonzini@gcc.gnu.org> | 2007-11-15 14:45:55 +0000 |
|---|---|---|
| committer | Paolo Bonzini <bonzini@gcc.gnu.org> | 2007-11-15 14:45:55 +0000 |
| commit | ea6684648c9c2bf8d3e2e656a3dd1726768a87e8 (patch) | |
| tree | dd3b93cb01cbb99a18927f2b06dd0dab5af48171 /gcc/fwprop.c | |
| parent | 3f61b42f2b8727a4fd00d6956c91fb2bbe77dd88 (diff) | |
| download | gcc-ea6684648c9c2bf8d3e2e656a3dd1726768a87e8.zip gcc-ea6684648c9c2bf8d3e2e656a3dd1726768a87e8.tar.gz gcc-ea6684648c9c2bf8d3e2e656a3dd1726768a87e8.tar.bz2 | |
fwprop.c (try_fwprop_subst): Skip profitability check for forward propagation into an address...
2007-11-15 Paolo Bonzini <bonzini@gnu.org>
* fwprop.c (try_fwprop_subst): Skip profitability check for forward
propagation into an address; that's done in should_replace_address.
From-SVN: r130201
Diffstat (limited to 'gcc/fwprop.c')
| -rw-r--r-- | gcc/fwprop.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/gcc/fwprop.c b/gcc/fwprop.c index eecd0a0..6bc9c67 100644 --- a/gcc/fwprop.c +++ b/gcc/fwprop.c @@ -697,7 +697,8 @@ try_fwprop_subst (struct df_ref *use, rtx *loc, rtx new, rtx def_insn, bool set_ ok = false; } - else if (rtx_cost (SET_SRC (set), SET) > old_cost) + else if (DF_REF_TYPE (use) == DF_REF_REG_USE + && rtx_cost (SET_SRC (set), SET) > old_cost) { if (dump_file) fprintf (dump_file, "Changes to insn %d not profitable\n", |