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| author | Jakub Jelinek <jakub@redhat.com> | 2017-03-02 10:19:28 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2017-03-02 10:19:28 +0100 |
| commit | d5a216fa21f6c67e75a91b7063d1767cff00138b (patch) | |
| tree | 9bdb7b7a6aa1ef3d390e533d7e1b59fb6cab5053 /gcc/gensupport.c | |
| parent | da403f3178095ddf49c62994874f52650e3f5a4a (diff) | |
| download | gcc-d5a216fa21f6c67e75a91b7063d1767cff00138b.zip gcc-d5a216fa21f6c67e75a91b7063d1767cff00138b.tar.gz gcc-d5a216fa21f6c67e75a91b7063d1767cff00138b.tar.bz2 | |
re PR tree-optimization/79345 (passing yet-uninitialized member as argument to base class constructor should warn (-Wunitialized))
PR tree-optimization/79345
* gensupport.h (struct pattern_stats): Add min_scratch_opno field.
* gensupport.c (get_pattern_stats_1) <case MATCH_SCRATCH>: Update it.
(get_pattern_stats): Initialize it.
* genemit.c (gen_expand): Verify match_scratch numbers come after
match_operand/match_dup numbers.
* config/i386/i386.md (<s>mul<mode>3_highpart): Swap match_dup and
match_scratch numbers.
* config/i386/sse.md (avx2_gathersi<mode>, avx2_gatherdi<mode>):
Likewise.
* config/s390/s390.md (trunctdsd2): Likewise.
From-SVN: r245833
Diffstat (limited to 'gcc/gensupport.c')
| -rw-r--r-- | gcc/gensupport.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/gcc/gensupport.c b/gcc/gensupport.c index cef0a0c..874e677 100644 --- a/gcc/gensupport.c +++ b/gcc/gensupport.c @@ -3000,6 +3000,10 @@ get_pattern_stats_1 (struct pattern_stats *stats, rtx x) break; case MATCH_SCRATCH: + if (stats->min_scratch_opno == -1) + stats->min_scratch_opno = XINT (x, 0); + else + stats->min_scratch_opno = MIN (stats->min_scratch_opno, XINT (x, 0)); stats->max_scratch_opno = MAX (stats->max_scratch_opno, XINT (x, 0)); break; @@ -3032,6 +3036,7 @@ get_pattern_stats (struct pattern_stats *stats, rtvec pattern) stats->max_opno = -1; stats->max_dup_opno = -1; + stats->min_scratch_opno = -1; stats->max_scratch_opno = -1; stats->num_dups = 0; |