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| author | Richard Henderson <rth@gcc.gnu.org> | 2002-01-07 22:13:34 -0800 |
|---|---|---|
| committer | Richard Henderson <rth@gcc.gnu.org> | 2002-01-07 22:13:34 -0800 |
| commit | 57d1019b988976e66d1159f7c52384760ade227e (patch) | |
| tree | 8be94b41904aef428279cea50f3a0662e922a449 /gcc/toplev.c | |
| parent | 70ec0b9b9faad0d709cd44be3247127caef73c12 (diff) | |
| download | gcc-57d1019b988976e66d1159f7c52384760ade227e.zip gcc-57d1019b988976e66d1159f7c52384760ade227e.tar.gz gcc-57d1019b988976e66d1159f7c52384760ade227e.tar.bz2 | |
regrename.c (find_oldest_value_reg): Ignore the value chain if the original register was copied in a mode with a...
* regrename.c (find_oldest_value_reg): Ignore the value chain if
the original register was copied in a mode with a fewer number of
hard registers than the desired mode.
(copyprop_hardreg_forward_1): Likewise.
(debug_value_data): Fix loop test.
* toplev.c (parse_options_and_default_flags): Reenable
-fcprop-registers at -O1.
From-SVN: r48624
Diffstat (limited to 'gcc/toplev.c')
| -rw-r--r-- | gcc/toplev.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gcc/toplev.c b/gcc/toplev.c index 6105426..da508a7 100644 --- a/gcc/toplev.c +++ b/gcc/toplev.c @@ -4663,7 +4663,7 @@ parse_options_and_default_flags (argc, argv) flag_omit_frame_pointer = 1; #endif flag_guess_branch_prob = 1; - /* flag_cprop_registers = 1; */ + flag_cprop_registers = 1; } if (optimize >= 2) |