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| author | Ulrich Weigand <uweigand@de.ibm.com> | 2001-09-24 20:13:00 +0000 |
|---|---|---|
| committer | Ulrich Weigand <uweigand@gcc.gnu.org> | 2001-09-24 20:13:00 +0000 |
| commit | 967bd8237796e2d5b7ea802179e682b280874c7d (patch) | |
| tree | 34cf6e9f9dd84ae07f59043452f31e782a25e41c /gcc | |
| parent | dea2f2dbed4fd7b31343d67e3f5579a6ab4ffb0b (diff) | |
| download | gcc-967bd8237796e2d5b7ea802179e682b280874c7d.zip gcc-967bd8237796e2d5b7ea802179e682b280874c7d.tar.gz gcc-967bd8237796e2d5b7ea802179e682b280874c7d.tar.bz2 | |
flow.c (delete_dead_jumptables): Delete jumptable if the only reference is from the literal pool.
* flow.c (delete_dead_jumptables): Delete jumptable if the only
reference is from the literal pool.
From-SVN: r45783
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/flow.c | 2 |
2 files changed, 6 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 207b126..64200d6 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2001-09-24 Ulrich Weigand <uweigand@de.ibm.com>: + + * flow.c (delete_dead_jumptables): Delete jumptable if the only + reference is from the literal pool. + 2001-09-24 Janis Johnson <janis187@us.ibm.com> * doc/install.texi (Final install): Request additional information @@ -795,7 +795,7 @@ delete_dead_jumptables () { next = NEXT_INSN (insn); if (GET_CODE (insn) == CODE_LABEL - && LABEL_NUSES (insn) == 0 + && LABEL_NUSES (insn) == LABEL_PRESERVE_P (insn) && GET_CODE (next) == JUMP_INSN && (GET_CODE (PATTERN (next)) == ADDR_VEC || GET_CODE (PATTERN (next)) == ADDR_DIFF_VEC)) |