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| author | Jan Hubicka <jh@suse.cz> | 2007-07-09 10:22:36 +0000 |
|---|---|---|
| committer | Jan Hubicka <hubicka@gcc.gnu.org> | 2007-07-09 10:22:36 +0000 |
| commit | d241cd48e0e43ac4f3db513e32e0b66805b4a87f (patch) | |
| tree | 7f415ab33153ec679e311d8c4d75983018a8062a /gcc | |
| parent | f967586f51957145975ede931f0540f5af3a94fe (diff) | |
| download | gcc-d241cd48e0e43ac4f3db513e32e0b66805b4a87f.zip gcc-d241cd48e0e43ac4f3db513e32e0b66805b4a87f.tar.gz gcc-d241cd48e0e43ac4f3db513e32e0b66805b4a87f.tar.bz2 | |
* cse.c (cse_insn): Avoid invalid sharing on trial replacement.
From-SVN: r126481
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 4 | ||||
| -rw-r--r-- | gcc/cse.c | 3 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a98964b..daa2d94 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,7 @@ +2007-07-09 Jan HUbicka <jh@suse.cz> + + * cse.c (cse_insn): Avoid invalid sharing on trial replacement. + 2007-07-09 Richard Guenther <rguenther@suse.de> * c-decl.c (start_function): Do not promote return type. @@ -4830,7 +4830,8 @@ cse_insn (rtx insn, rtx libcall_insn) ; /* Look for a substitution that makes a valid insn. */ - else if (validate_change (insn, &SET_SRC (sets[i].rtl), trial, 0)) + else if (validate_unshare_change + (insn, &SET_SRC (sets[i].rtl), trial, 0)) { rtx new = canon_reg (SET_SRC (sets[i].rtl), insn); |