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| author | Alexandre Oliva <aoliva@redhat.com> | 2009-11-18 06:02:12 +0000 |
|---|---|---|
| committer | Alexandre Oliva <aoliva@gcc.gnu.org> | 2009-11-18 06:02:12 +0000 |
| commit | d785e46f77dbfc48ce018c840b7f50183d449490 (patch) | |
| tree | bd0af6b40057788653e4f04b74888fc6bde2f774 /gcc/df-scan.c | |
| parent | 0c4d91b9a16cc467dbd70008f78a53929e2d42a3 (diff) | |
| download | gcc-d785e46f77dbfc48ce018c840b7f50183d449490.tar.gz | |
df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
* df-scan.c (df_ref_create): Don't mark BB as dirty on debug insns.
(df_ref_remove): Likewise.
From-SVN: r154278
Diffstat (limited to 'gcc/df-scan.c')
| -rw-r--r-- | gcc/df-scan.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/gcc/df-scan.c b/gcc/df-scan.c index 101234b55bc..c12c00e8a4e 100644 --- a/gcc/df-scan.c +++ b/gcc/df-scan.c @@ -829,7 +829,8 @@ df_ref_create (rtx reg, rtx *loc, rtx insn, /* By adding the ref directly, df_insn_rescan my not find any differences even though the block will have changed. So we need to mark the block dirty ourselves. */ - df_set_bb_dirty (bb); + if (!DEBUG_INSN_P (DF_REF_INSN (ref))) + df_set_bb_dirty (bb); return ref; } @@ -1027,7 +1028,8 @@ df_ref_remove (df_ref ref) /* By deleting the ref directly, df_insn_rescan my not find any differences even though the block will have changed. So we need to mark the block dirty ourselves. */ - df_set_bb_dirty (DF_REF_BB (ref)); + if (!DEBUG_INSN_P (DF_REF_INSN (ref))) + df_set_bb_dirty (DF_REF_BB (ref)); df_reg_chain_unlink (ref); } |