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| author | Martin Jambor <mjambor@suse.cz> | 2008-03-21 13:42:56 +0100 |
|---|---|---|
| committer | Martin Jambor <jamborm@gcc.gnu.org> | 2008-03-21 13:42:56 +0100 |
| commit | ed2024ba8fa6cd36141caae1db4f56e570177123 (patch) | |
| tree | d7652aeb28de12dec7e472552b4b64b5b530229c | |
| parent | cac5fbfc9443cc62bcfba0d46a01982a3e0963b6 (diff) | |
| download | gcc-ed2024ba8fa6cd36141caae1db4f56e570177123.zip gcc-ed2024ba8fa6cd36141caae1db4f56e570177123.tar.gz gcc-ed2024ba8fa6cd36141caae1db4f56e570177123.tar.bz2 | |
tree-data-ref.c (dump_data_dependence_relation): Avoid data reference dumps if ddr is NULL or dependence is unknown.
2008-03-21 Martin Jambor <mjambor@suse.cz>
* tree-data-ref.c (dump_data_dependence_relation): Avoid data
reference dumps if ddr is NULL or dependence is unknown.
From-SVN: r133419
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-data-ref.c | 15 |
2 files changed, 14 insertions, 6 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index c316af3..2f4c076 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2008-03-21 Martin Jambor <mjambor@suse.cz> + + * tree-data-ref.c (dump_data_dependence_relation): Avoid data + reference dumps if ddr is NULL or dependence is unknown. + 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org> * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take diff --git a/gcc/tree-data-ref.c b/gcc/tree-data-ref.c index f8faed8..3a204d5 100644 --- a/gcc/tree-data-ref.c +++ b/gcc/tree-data-ref.c @@ -358,17 +358,20 @@ dump_data_dependence_relation (FILE *outf, { struct data_reference *dra, *drb; - dra = DDR_A (ddr); - drb = DDR_B (ddr); fprintf (outf, "(Data Dep: \n"); + if (!ddr || DDR_ARE_DEPENDENT (ddr) == chrec_dont_know) + { + fprintf (outf, " (don't know)\n)\n"); + return; + } + + dra = DDR_A (ddr); + drb = DDR_B (ddr); dump_data_reference (outf, dra); dump_data_reference (outf, drb); - if (DDR_ARE_DEPENDENT (ddr) == chrec_dont_know) - fprintf (outf, " (don't know)\n"); - - else if (DDR_ARE_DEPENDENT (ddr) == chrec_known) + if (DDR_ARE_DEPENDENT (ddr) == chrec_known) fprintf (outf, " (no dependence)\n"); else if (DDR_ARE_DEPENDENT (ddr) == NULL_TREE) |