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| author | Tom de Vries <tom@codesourcery.com> | 2015-11-17 21:42:27 +0000 |
|---|---|---|
| committer | Tom de Vries <vries@gcc.gnu.org> | 2015-11-17 21:42:27 +0000 |
| commit | ed22b76f3f7666e43e1b7ff10ce75edee2a28b08 (patch) | |
| tree | 66556d7ccc91fd7bcbd5715b1afc983bdb83103f /gcc | |
| parent | 635d5dd516a2d4512a2d90dade2f1d7b54632907 (diff) | |
| download | gcc-ed22b76f3f7666e43e1b7ff10ce75edee2a28b08.zip gcc-ed22b76f3f7666e43e1b7ff10ce75edee2a28b08.tar.gz gcc-ed22b76f3f7666e43e1b7ff10ce75edee2a28b08.tar.bz2 | |
Make fdump-tree-sccp-details more complete
2015-11-17 Tom de Vries <tom@codesourcery.com>
* tree-scalar-evolution.c (scev_const_prop): Dump details if replacing
uses of ssa_name with constant.
From-SVN: r230504
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/tree-scalar-evolution.c | 12 |
2 files changed, 16 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index a21f18b..8267d67 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,5 +1,10 @@ 2015-11-17 Tom de Vries <tom@codesourcery.com> + * tree-scalar-evolution.c (scev_const_prop): Dump details if replacing + uses of ssa_name with constant. + +2015-11-17 Tom de Vries <tom@codesourcery.com> + * tree-ssa-ccp.c (do_ssa_ccp): Clear LOOP_CLOSED_SSA in loops state if something changed. diff --git a/gcc/tree-scalar-evolution.c b/gcc/tree-scalar-evolution.c index e90aafb..27630f0 100644 --- a/gcc/tree-scalar-evolution.c +++ b/gcc/tree-scalar-evolution.c @@ -3465,7 +3465,17 @@ scev_const_prop (void) /* Replace the uses of the name. */ if (name != ev) - replace_uses_by (name, ev); + { + if (dump_file && (dump_flags & TDF_DETAILS)) + { + fprintf (dump_file, "Replacing uses of: "); + print_generic_expr (dump_file, name, 0); + fprintf (dump_file, " with: "); + print_generic_expr (dump_file, ev, 0); + fprintf (dump_file, "\n"); + } + replace_uses_by (name, ev); + } if (!ssa_names_to_remove) ssa_names_to_remove = BITMAP_ALLOC (NULL); |