Add TODO_update_ssa for SLP BB vectorization (PR tree-optimization/91885).

2019-09-26  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/91885
	* tree-vectorizer.c (try_vectorize_loop_1):
	Add TODO_update_ssa_only_virtuals similarly to what slp
	pass does.
2019-09-26  Martin Liska  <mliska@suse.cz>

	PR tree-optimization/91885
	* gcc.dg/pr91885.c: New test.

From-SVN: r276141

gcc/ChangeLog

+2019-09-26  Martin Liska  <mliska@suse.cz>
+
+	PR tree-optimization/91885
+	* tree-vectorizer.c (try_vectorize_loop_1):
+	Add TODO_update_ssa_only_virtuals similarly to what slp
+	pass does.
+
 2019-09-26  Richard Sandiford  <richard.sandiford@arm.com>
 
 	* config/aarch64/aarch64.c (aarch64_rtx_costs): Use

gcc/testsuite/ChangeLog

+2019-09-26  Martin Liska  <mliska@suse.cz>
+
+	PR tree-optimization/91885
+	* gcc.dg/pr91885.c: New test.
+
 2019-09-25  Marek Polacek  <polacek@redhat.com>
 
 	PR c++/91877 - ICE with converting member of packed struct.

gcc/testsuite/gcc.dg/pr91885.c

+/* { dg-do compile } */
+/* { dg-options "-O3 -fprofile-generate" } */
+/* { dg-require-profiling "-fprofile-generate" } */
+
+typedef signed long int __int64_t;
+typedef unsigned long int __uint64_t;
+typedef __int64_t int64_t;
+typedef __uint64_t uint64_t;
+inline void
+BLI_endian_switch_int64 (int64_t *val)
+{
+  uint64_t tval = *val;
+  *val = ((tval >> 56)) | ((tval << 40) & 0x00ff000000000000ll)
+	 | ((tval << 24) & 0x0000ff0000000000ll)
+	 | ((tval << 8) & 0x000000ff00000000ll)
+	 | ((tval >> 8) & 0x00000000ff000000ll)
+	 | ((tval >> 24) & 0x0000000000ff0000ll)
+	 | ((tval >> 40) & 0x000000000000ff00ll) | ((tval << 56));
+}
+typedef struct anim_index_entry
+{
+  unsigned long long seek_pos_dts;
+  unsigned long long pts;
+} anim_index_entry;
+extern struct anim_index_entry *
+MEM_callocN (int);
+struct anim_index
+{
+  int num_entries;
+  struct anim_index_entry *entries;
+};
+struct anim_index *
+IMB_indexer_open (const char *name)
+{
+  char header[13];
+  struct anim_index *idx;
+  int i;
+  idx->entries = MEM_callocN (8);
+  if (((1 == 0) != (header[8] == 'V')))
+    {
+      for (i = 0; i < idx->num_entries; i++)
+	{
+	  BLI_endian_switch_int64 ((int64_t *) &idx->entries[i].seek_pos_dts);
+	  BLI_endian_switch_int64 ((int64_t *) &idx->entries[i].pts);
+	}
+    }
+}

gcc/tree-vectorizer.c

@@ -943,7 +943,7 @@ try_vectorize_loop_1 (hash_table<simduid_to_vf> *&simduid_to_vf_htab,
 	      fold_loop_internal_call (loop_vectorized_call,
 				       boolean_true_node);
 	      loop_vectorized_call = NULL;
-	      ret |= TODO_cleanup_cfg;
+	      ret |= TODO_cleanup_cfg | TODO_update_ssa_only_virtuals;
 	    }
 	}
       /* If outer loop vectorization fails for LOOP_VECTORIZED guarded