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| author | Bernd Schmidt <bernds@redhat.com> | 2001-03-01 17:51:18 +0000 |
|---|---|---|
| committer | Bernd Schmidt <bernds@gcc.gnu.org> | 2001-03-01 17:51:18 +0000 |
| commit | 791f5e8d0bec6b8ad2e342ed0da098e4ed13c8cd (patch) | |
| tree | 1fdd89c469fafbc384c4e15ba9e11bca23c7c749 /gcc | |
| parent | 9c1eed37c411869369d45ac5bcf539efd8afa551 (diff) | |
| download | gcc-791f5e8d0bec6b8ad2e342ed0da098e4ed13c8cd.zip gcc-791f5e8d0bec6b8ad2e342ed0da098e4ed13c8cd.tar.gz gcc-791f5e8d0bec6b8ad2e342ed0da098e4ed13c8cd.tar.bz2 | |
Undo some breakage introduced Feb 18
From-SVN: r40162
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/toplev.c | 10 |
2 files changed, 14 insertions, 2 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index cafcc01..8d14adf 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2001-03-01 Bernd Schmidt <bernds@redhat.com> + + Fix a problem introduced by Kenner's Feb 18 change. + * toplev.c (rest_of_compilation): Disable flag_cse_follow_jumps and + flag_cse_skip_blocks only temporarily, not for ever. + Thu Mar 1 09:49:58 2001 Jeffrey A Law (law@cygnus.com) * pa.c (emit_move_sequence): Verify operand0 is a hard register diff --git a/gcc/toplev.c b/gcc/toplev.c index b316178..68ba3ef 100644 --- a/gcc/toplev.c +++ b/gcc/toplev.c @@ -3002,7 +3002,6 @@ rest_of_compilation (decl) /* If we are not running more CSE passes, then we are no longer expecting CSE to be run. But always rerun it in a cheap mode. */ cse_not_expected = !flag_rerun_cse_after_loop && !flag_gcse; - flag_cse_skip_blocks = flag_cse_follow_jumps = 0; if (tem || optimize > 1) { @@ -3101,6 +3100,7 @@ rest_of_compilation (decl) if (optimize > 0 && flag_gcse) { + int save_csb, save_cfj; int tem2 = 0; timevar_push (TV_GCSE); @@ -3110,6 +3110,10 @@ rest_of_compilation (decl) cleanup_cfg (insns); tem = gcse_main (insns, rtl_dump_file); + save_csb = flag_cse_skip_blocks; + save_cfj = flag_cse_follow_jumps; + flag_cse_skip_blocks = flag_cse_follow_jumps = 0; + /* If -fexpensive-optimizations, re-run CSE to clean up things done by gcse. */ if (flag_expensive_optimizations) @@ -3144,7 +3148,9 @@ rest_of_compilation (decl) timevar_pop (TV_GCSE); ggc_collect (); - } + flag_cse_skip_blocks = save_csb; + flag_cse_follow_jumps = save_cfj; + } /* Move constant computations out of loops. */ |